MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2010  Jay Freeman (saurik)
   3 */
   4
   5 /* Modified BSD License {{{ */
   6 /*
   7  *        Redistribution and use in source and binary
   8  * forms, with or without modification, are permitted
   9  * provided that the following conditions are met:
  10  *
  11  * 1. Redistributions of source code must retain the
  12  *    above copyright notice, this list of conditions
  13  *    and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the
  15  *    above copyright notice, this list of conditions
  16  *    and the following disclaimer in the documentation
  17  *    and/or other materials provided with the
  18  *    distribution.
  19  * 3. The name of the author may not be used to endorse
  20  *    or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
  24  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
  25  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  26  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
  28  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  29  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  30  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  31  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  33  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  34  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  35  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  36  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  37 */
  38 /* }}} */
  39
  40 // XXX: wtf/FastMalloc.h... wtf?
  41 #define USE_SYSTEM_MALLOC 1
  42
  43 /* #include Directives {{{ */
  44 #include "UICaboodle/UCPlatform.h"
  45 #include "UICaboodle/UCLocalize.h"
  46
  47 #include <objc/objc.h>
  48 #include <objc/runtime.h>
  49
  50 #include <CoreGraphics/CoreGraphics.h>
  51 #include <Foundation/Foundation.h>
  52
  53 #if 0
  54 #define DEPLOYMENT_TARGET_MACOSX 1
  55 #define CF_BUILDING_CF 1
  56 #include <CoreFoundation/CFInternal.h>
  57 #endif
  58
  59 #include <CoreFoundation/CFPriv.h>
  60 #include <CoreFoundation/CFUniChar.h>
  61
  62 #include <SystemConfiguration/SystemConfiguration.h>
  63
  64 #include <UIKit/UIKit.h>
  65 #include "iPhonePrivate.h"
  66
  67 #include <IOKit/IOKitLib.h>
  68
  69 #include <WebCore/WebCoreThread.h>
  70
  71 #include <algorithm>
  72 #include <iomanip>
  73 #include <sstream>
  74 #include <string>
  75
  76 #include <ext/stdio_filebuf.h>
  77
  78 #undef ABS
  79
  80 #include <apt-pkg/acquire.h>
  81 #include <apt-pkg/acquire-item.h>
  82 #include <apt-pkg/algorithms.h>
  83 #include <apt-pkg/cachefile.h>
  84 #include <apt-pkg/clean.h>
  85 #include <apt-pkg/configuration.h>
  86 #include <apt-pkg/debindexfile.h>
  87 #include <apt-pkg/debmetaindex.h>
  88 #include <apt-pkg/error.h>
  89 #include <apt-pkg/init.h>
  90 #include <apt-pkg/mmap.h>
  91 #include <apt-pkg/pkgrecords.h>
  92 #include <apt-pkg/sha1.h>
  93 #include <apt-pkg/sourcelist.h>
  94 #include <apt-pkg/sptr.h>
  95 #include <apt-pkg/strutl.h>
  96 #include <apt-pkg/tagfile.h>
  97
  98 #include <apr-1/apr_pools.h>
  99
 100 #include <sys/types.h>
 101 #include <sys/stat.h>
 102 #include <sys/sysctl.h>
 103 #include <sys/param.h>
 104 #include <sys/mount.h>
 105
 106 #include <fcntl.h>
 107 #include <notify.h>
 108 #include <dlfcn.h>
 109
 110 extern "C" {
 111 #include <mach-o/nlist.h>
 112 }
 113
 114 #include <cstdio>
 115 #include <cstdlib>
 116 #include <cstring>
 117
 118 #include <errno.h>
 119 #include <pcre.h>
 120
 121 #include <Cytore.hpp>
 122
 123 #include "UICaboodle/BrowserView.h"
 124 #include "SDURLCache/SDURLCache.h"
 125
 126 #include "substrate.h"
 127 /* }}} */
 128
 129 /* Profiler {{{ */
 130 struct timeval _ltv;
 131 bool _itv;
 132
 133 #define _timestamp ({ \
 134     struct timeval tv; \
 135     gettimeofday(&tv, NULL); \
 136     tv.tv_sec * 1000000 + tv.tv_usec; \
 137 })
 138
 139 typedef std::vector<class ProfileTime *> TimeList;
 140 TimeList times_;
 141
 142 class ProfileTime {
 143   private:
 144     const char *name_;
 145     uint64_t total_;
 146     uint64_t count_;
 147
 148   public:
 149     ProfileTime(const char *name) :
 150         name_(name),
 151         total_(0)
 152     {
 153         times_.push_back(this);
 154     }
 155
 156     void AddTime(uint64_t time) {
 157         total_ += time;
 158         ++count_;
 159     }
 160
 161     void Print() {
 162         if (total_ != 0)
 163             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 164         total_ = 0;
 165         count_ = 0;
 166     }
 167 };
 168
 169 class ProfileTimer {
 170   private:
 171     ProfileTime &time_;
 172     uint64_t start_;
 173
 174   public:
 175     ProfileTimer(ProfileTime &time) :
 176         time_(time),
 177         start_(_timestamp)
 178     {
 179     }
 180
 181     ~ProfileTimer() {
 182         time_.AddTime(_timestamp - start_);
 183     }
 184 };
 185
 186 void PrintTimes() {
 187     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 188         (*i)->Print();
 189     std::cerr << "========" << std::endl;
 190 }
 191
 192 #define _profile(name) { \
 193     static ProfileTime name(#name); \
 194     ProfileTimer _ ## name(name);
 195
 196 #define _end }
 197 /* }}} */
 198
 199 #define _pooled _H<NSAutoreleasePool> _pool([[NSAutoreleasePool alloc] init], true);
 200
 201 #define CYPoolStart() \
 202     NSAutoreleasePool *_pool([[NSAutoreleasePool alloc] init]); \
 203     do
 204 #define CYPoolEnd() \
 205     while (false); \
 206     [_pool release];
 207
 208 // Hash Functions/Structures {{{
 209 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 210
 211 union SplitHash {
 212     uint32_t u32;
 213     uint16_t u16[2];
 214 };
 215 // }}}
 216
 217 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 218
 219 void NSLogPoint(const char *fix, const CGPoint &point) {
 220     NSLog(@"%s(%g,%g)", fix, point.x, point.y);
 221 }
 222
 223 void NSLogRect(const char *fix, const CGRect &rect) {
 224     NSLog(@"%s(%g,%g)+(%g,%g)", fix, rect.origin.x, rect.origin.y, rect.size.width, rect.size.height);
 225 }
 226
 227 static _finline NSString *CydiaURL(NSString *path) {
 228     char page[25];
 229     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = ':';
 230     page[5] = '/'; page[6] = '/'; page[7] = 'c'; page[8] = 'y'; page[9] = 'd';
 231     page[10] = 'i'; page[11] = 'a'; page[12] = '.'; page[13] = 's'; page[14] = 'a';
 232     page[15] = 'u'; page[16] = 'r'; page[17] = 'i'; page[18] = 'k'; page[19] = '.';
 233     page[20] = 'c'; page[21] = 'o'; page[22] = 'm'; page[23] = '/'; page[24] = '\0';
 234     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 235 }
 236
 237 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 238     int notify_token;
 239     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 240         notify_set_state(notify_token, newStatus);
 241         notify_cancel(notify_token);
 242     }
 243     notify_post("com.saurik.Cydia.status");
 244 }
 245
 246 /* [NSObject yieldToSelector:(withObject:)] {{{*/
 247 @interface NSObject (Cydia)
 248 - (id) yieldToSelector:(SEL)selector withObject:(id)object;
 249 - (id) yieldToSelector:(SEL)selector;
 250 @end
 251
 252 @implementation NSObject (Cydia)
 253
 254 - (void) doNothing {
 255 }
 256
 257 - (void) _yieldToContext:(NSMutableArray *)context { _pooled
 258     SEL selector(reinterpret_cast<SEL>([[context objectAtIndex:0] pointerValue]));
 259     id object([[context objectAtIndex:1] nonretainedObjectValue]);
 260     volatile bool &stopped(*reinterpret_cast<bool *>([[context objectAtIndex:2] pointerValue]));
 261
 262     /* XXX: deal with exceptions */
 263     id value([self performSelector:selector withObject:object]);
 264
 265     NSMethodSignature *signature([self methodSignatureForSelector:selector]);
 266     [context removeAllObjects];
 267     if ([signature methodReturnLength] != 0 && value != nil)
 268         [context addObject:value];
 269
 270     stopped = true;
 271
 272     [self
 273         performSelectorOnMainThread:@selector(doNothing)
 274         withObject:nil
 275         waitUntilDone:NO
 276     ];
 277 }
 278
 279 - (id) yieldToSelector:(SEL)selector withObject:(id)object {
 280     volatile bool stopped(false);
 281
 282     NSMutableArray *context([NSMutableArray arrayWithObjects:
 283         [NSValue valueWithPointer:selector],
 284         [NSValue valueWithNonretainedObject:object],
 285         [NSValue valueWithPointer:const_cast<bool *>(&stopped)],
 286     nil]);
 287
 288     NSThread *thread([[[NSThread alloc]
 289         initWithTarget:self
 290         selector:@selector(_yieldToContext:)
 291         object:context
 292     ] autorelease]);
 293
 294     [thread start];
 295
 296     NSRunLoop *loop([NSRunLoop currentRunLoop]);
 297     NSDate *future([NSDate distantFuture]);
 298
 299     while (!stopped && [loop runMode:NSDefaultRunLoopMode beforeDate:future]);
 300
 301     return [context count] == 0 ? nil : [context objectAtIndex:0];
 302 }
 303
 304 - (id) yieldToSelector:(SEL)selector {
 305     return [self yieldToSelector:selector withObject:nil];
 306 }
 307
 308 @end
 309 /* }}} */
 310
 311 /* Cydia Action Sheet {{{ */
 312 @interface CYActionSheet : UIAlertView {
 313     unsigned button_;
 314 }
 315
 316 - (int) yieldToPopupAlertAnimated:(BOOL)animated;
 317 @end
 318
 319 @implementation CYActionSheet
 320
 321 - (id) initWithTitle:(NSString *)title buttons:(NSArray *)buttons defaultButtonIndex:(int)index {
 322     if ((self = [super init])) {
 323         [self setTitle:title];
 324         [self setDelegate:self];
 325         for (NSString *button in buttons) [self addButtonWithTitle:button];
 326         [self setCancelButtonIndex:index];
 327     } return self;
 328 }
 329
 330 - (void) _updateFrameForDisplay {
 331     [super _updateFrameForDisplay];
 332     if ([self cancelButtonIndex] == -1) {
 333         NSArray *buttons = [self buttons];
 334         if ([buttons count]) {
 335             UIImage *background = [[buttons objectAtIndex:0] backgroundForState:0];
 336             for (UIThreePartButton *button in buttons)
 337                 [button setBackground:background forState:0];
 338         }
 339     }
 340 }
 341
 342 - (void) alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex {
 343     button_ = buttonIndex + 1;
 344 }
 345
 346 - (void) dismiss {
 347     [self dismissWithClickedButtonIndex:-1 animated:YES];
 348 }
 349
 350 - (int) yieldToPopupAlertAnimated:(BOOL)animated {
 351     [self setRunsModal:YES];
 352     button_ = 0;
 353     [self show];
 354     return button_;
 355 }
 356
 357 @end
 358 /* }}} */
 359
 360 /* NSForcedOrderingSearch doesn't work on the iPhone */
 361 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 362 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 363 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 364
 365 /* Information Dictionaries {{{ */
 366 @interface NSMutableArray (Cydia)
 367 - (void) addInfoDictionary:(NSDictionary *)info;
 368 @end
 369
 370 @implementation NSMutableArray (Cydia)
 371
 372 - (void) addInfoDictionary:(NSDictionary *)info {
 373     [self addObject:info];
 374 }
 375
 376 @end
 377
 378 @interface NSMutableDictionary (Cydia)
 379 - (void) addInfoDictionary:(NSDictionary *)info;
 380 @end
 381
 382 @implementation NSMutableDictionary (Cydia)
 383
 384 - (void) addInfoDictionary:(NSDictionary *)info {
 385     [self setObject:info forKey:[info objectForKey:@"CFBundleIdentifier"]];
 386 }
 387
 388 @end
 389 /* }}} */
 390
 391 #define lprintf(args...) fprintf(stderr, args)
 392
 393 #define ForRelease 1
 394 #define TraceLogging (1 && !ForRelease)
 395 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 396 #define ProfileTimes (0 && !ForRelease)
 397 #define ForSaurik (0 && !ForRelease)
 398 #define LogBrowser (0 && !ForRelease)
 399 #define TrackResize (0 && !ForRelease)
 400 #define ManualRefresh (1 && !ForRelease)
 401 #define ShowInternals (0 && !ForRelease)
 402 #define IgnoreInstall (0 && !ForRelease)
 403 #define AlwaysReload (0 && !ForRelease)
 404
 405 #if !TraceLogging
 406 #undef _trace
 407 #define _trace(args...)
 408 #endif
 409
 410 #if !ProfileTimes
 411 #undef _profile
 412 #define _profile(name) {
 413 #undef _end
 414 #define _end }
 415 #define PrintTimes() do {} while (false)
 416 #endif
 417
 418 /* Radix Sort {{{ */
 419 typedef uint32_t (*SKRadixFunction)(id, void *);
 420
 421 @interface NSMutableArray (Radix)
 422 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument;
 423 @end
 424
 425 struct RadixItem_ {
 426     size_t index;
 427     uint32_t key;
 428 };
 429
 430 @implementation NSMutableArray (Radix)
 431
 432 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument {
 433     size_t count([self count]);
 434     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 435
 436     for (size_t i(0); i != count; ++i) {
 437         RadixItem_ &item(swap[i]);
 438         item.index = i;
 439
 440         id object([self objectAtIndex:i]);
 441         item.key = function(object, argument);
 442     }
 443
 444     struct RadixItem_ *lhs(swap), *rhs(swap + count);
 445
 446     static const size_t width = 32;
 447     static const size_t bits = 11;
 448     static const size_t slots = 1 << bits;
 449     static const size_t passes = (width + (bits - 1)) / bits;
 450
 451     size_t *hist(new size_t[slots]);
 452
 453     for (size_t pass(0); pass != passes; ++pass) {
 454         memset(hist, 0, sizeof(size_t) * slots);
 455
 456         for (size_t i(0); i != count; ++i) {
 457             uint32_t key(lhs[i].key);
 458             key >>= pass * bits;
 459             key &= _not(uint32_t) >> width - bits;
 460             ++hist[key];
 461         }
 462
 463         size_t offset(0);
 464         for (size_t i(0); i != slots; ++i) {
 465             size_t local(offset);
 466             offset += hist[i];
 467             hist[i] = local;
 468         }
 469
 470         for (size_t i(0); i != count; ++i) {
 471             uint32_t key(lhs[i].key);
 472             key >>= pass * bits;
 473             key &= _not(uint32_t) >> width - bits;
 474             rhs[hist[key]++] = lhs[i];
 475         }
 476
 477         RadixItem_ *tmp(lhs);
 478         lhs = rhs;
 479         rhs = tmp;
 480     }
 481
 482     delete [] hist;
 483
 484     const void **values(new const void *[count]);
 485     for (size_t i(0); i != count; ++i)
 486         values[i] = [self objectAtIndex:lhs[i].index];
 487     CFArrayReplaceValues((CFMutableArrayRef) self, CFRangeMake(0, count), values, count);
 488     delete [] values;
 489
 490     delete [] swap;
 491 }
 492
 493 @end
 494 /* }}} */
 495 /* Insertion Sort {{{ */
 496
 497 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 498     const char *ptr = (const char *)list;
 499     while (0 < count) {
 500         CFIndex half = count / 2;
 501         const char *probe = ptr + elementSize * half;
 502         CFComparisonResult cr = comparator(element, probe, context);
 503     if (0 == cr) return (probe - (const char *)list) / elementSize;
 504         ptr = (cr < 0) ? ptr : probe + elementSize;
 505         count = (cr < 0) ? half : (half + (count & 1) - 1);
 506     }
 507     return (ptr - (const char *)list) / elementSize;
 508 }
 509
 510 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 511     const char *ptr = (const char *)list;
 512     while (0 < count) {
 513         CFIndex half = count / 2;
 514         const char *probe = ptr + elementSize * half;
 515         CFComparisonResult cr = comparator(element, probe, context);
 516     if (0 == cr) return (probe - (const char *)list) / elementSize;
 517         ptr = (cr < 0) ? ptr : probe + elementSize;
 518         count = (cr < 0) ? half : (half + (count & 1) - 1);
 519     }
 520     return (ptr - (const char *)list) / elementSize;
 521 }
 522
 523 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 524     if (range.length == 0)
 525         return;
 526     const void **values(new const void *[range.length]);
 527     CFArrayGetValues(array, range, values);
 528
 529 #if HistogramInsertionSort > 0
 530     uint32_t total(0), *offsets(new uint32_t[range.length]);
 531 #endif
 532
 533     for (CFIndex index(1); index != range.length; ++index) {
 534         const void *value(values[index]);
 535         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 536         CFIndex correct(index);
 537         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 538 #if HistogramInsertionSort > 1
 539             NSLog(@"%@ < %@", value, values[correct - 1]);
 540 #endif
 541             if (--correct == 0)
 542                 break;
 543         }
 544         if (correct != index) {
 545             size_t offset(index - correct);
 546 #if HistogramInsertionSort
 547             total += offset;
 548             ++offsets[offset];
 549             if (offset > 10)
 550                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 551 #endif
 552             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 553             values[correct] = value;
 554         }
 555     }
 556
 557     CFArrayReplaceValues(array, range, values, range.length);
 558     delete [] values;
 559
 560 #if HistogramInsertionSort > 0
 561     for (CFIndex index(0); index != range.length; ++index)
 562         if (offsets[index] != 0)
 563             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 564     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 565     delete [] offsets;
 566 #endif
 567 }
 568
 569 /* }}} */
 570
 571 /* Apple Bug Fixes {{{ */
 572 @implementation UIWebDocumentView (Cydia)
 573
 574 - (void) _setScrollerOffset:(CGPoint)offset {
 575     UIScroller *scroller([self _scroller]);
 576
 577     CGSize size([scroller contentSize]);
 578     CGSize bounds([scroller bounds].size);
 579
 580     CGPoint max;
 581     max.x = size.width - bounds.width;
 582     max.y = size.height - bounds.height;
 583
 584     // wtf Apple?!
 585     if (max.x < 0)
 586         max.x = 0;
 587     if (max.y < 0)
 588         max.y = 0;
 589
 590     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 591     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 592
 593     [scroller setOffset:offset];
 594 }
 595
 596 @end
 597 /* }}} */
 598
 599 @implementation WebScriptObject (NSFastEnumeration)
 600
 601 - (NSUInteger) countByEnumeratingWithState:(NSFastEnumerationState *)state objects:(id *)objects count:(NSUInteger)count {
 602     size_t length([self count] - state->state);
 603     if (length <= 0)
 604         return 0;
 605     else if (length > count)
 606         length = count;
 607     for (size_t i(0); i != length; ++i)
 608         objects[i] = [self objectAtIndex:state->state++];
 609     state->itemsPtr = objects;
 610     state->mutationsPtr = (unsigned long *) self;
 611     return length;
 612 }
 613
 614 @end
 615
 616 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 617     size_t length([self length] - state->state);
 618     if (length <= 0)
 619         return 0;
 620     else if (length > count)
 621         length = count;
 622     for (size_t i(0); i != length; ++i)
 623         objects[i] = [self item:state->state++];
 624     state->itemsPtr = objects;
 625     state->mutationsPtr = (unsigned long *) self;
 626     return length;
 627 }
 628
 629 /* Cydia NSString Additions {{{ */
 630 @interface NSString (Cydia)
 631 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length;
 632 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool;
 633 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length;
 634 - (NSComparisonResult) compareByPath:(NSString *)other;
 635 - (NSString *) stringByCachingURLWithCurrentCDN;
 636 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 637 @end
 638
 639 @implementation NSString (Cydia)
 640
 641 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length {
 642     return [[[NSString alloc] initWithBytesNoCopy:const_cast<char *>(bytes) length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 643 }
 644
 645 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool {
 646     char *data(reinterpret_cast<char *>(apr_palloc(pool, length)));
 647     memcpy(data, bytes, length);
 648     return [[[NSString allocWithZone:zone] initWithBytesNoCopy:data length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 649 }
 650
 651 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length {
 652     return [[[NSString alloc] initWithBytes:bytes length:length encoding:NSUTF8StringEncoding] autorelease];
 653 }
 654
 655 - (NSComparisonResult) compareByPath:(NSString *)other {
 656     NSString *prefix = [self commonPrefixWithString:other options:0];
 657     size_t length = [prefix length];
 658
 659     NSRange lrange = NSMakeRange(length, [self length] - length);
 660     NSRange rrange = NSMakeRange(length, [other length] - length);
 661
 662     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 663     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 664
 665     NSComparisonResult value;
 666
 667     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 668         value = NSOrderedSame;
 669     else if (lrange.location == NSNotFound)
 670         value = NSOrderedAscending;
 671     else if (rrange.location == NSNotFound)
 672         value = NSOrderedDescending;
 673     else
 674         value = NSOrderedSame;
 675
 676     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 677         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 678     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 679         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 680
 681     NSComparisonResult result = [lpath compare:rpath];
 682     return result == NSOrderedSame ? value : result;
 683 }
 684
 685 - (NSString *) stringByCachingURLWithCurrentCDN {
 686     return [self
 687         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 688         withString:@"://cache.cydia.saurik.com/"
 689     ];
 690 }
 691
 692 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 693     return [(id)CFURLCreateStringByAddingPercentEscapes(
 694         kCFAllocatorDefault,
 695         (CFStringRef) self,
 696         NULL,
 697         CFSTR(";/?:@&=+$,"),
 698         kCFStringEncodingUTF8
 699     ) autorelease];
 700 }
 701
 702 @end
 703 /* }}} */
 704
 705 /* C++ NSString Wrapper Cache {{{ */
 706 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 707     return size == 0 ? NULL :
 708         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 709         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 710 }
 711
 712 static _finline CFStringRef CYStringCreate(const char *data) {
 713     return CYStringCreate(data, strlen(data));
 714 }
 715
 716 class CYString {
 717   private:
 718     char *data_;
 719     size_t size_;
 720     CFStringRef cache_;
 721
 722     _finline void clear_() {
 723         if (cache_ != NULL) {
 724             CFRelease(cache_);
 725             cache_ = NULL;
 726         }
 727     }
 728
 729   public:
 730     _finline bool empty() const {
 731         return size_ == 0;
 732     }
 733
 734     _finline size_t size() const {
 735         return size_;
 736     }
 737
 738     _finline char *data() const {
 739         return data_;
 740     }
 741
 742     _finline void clear() {
 743         size_ = 0;
 744         clear_();
 745     }
 746
 747     _finline CYString() :
 748         data_(0),
 749         size_(0),
 750         cache_(NULL)
 751     {
 752     }
 753
 754     _finline ~CYString() {
 755         clear_();
 756     }
 757
 758     void operator =(const CYString &rhs) {
 759         data_ = rhs.data_;
 760         size_ = rhs.size_;
 761
 762         if (rhs.cache_ == nil)
 763             cache_ = NULL;
 764         else
 765             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 766     }
 767
 768     void copy(apr_pool_t *pool) {
 769         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 770         memcpy(temp, data_, size_);
 771         temp[size_] = '\0';
 772         data_ = temp;
 773     }
 774
 775     void set(apr_pool_t *pool, const char *data, size_t size) {
 776         if (size == 0)
 777             clear();
 778         else {
 779             clear_();
 780
 781             data_ = const_cast<char *>(data);
 782             size_ = size;
 783
 784             if (pool != NULL)
 785                 copy(pool);
 786         }
 787     }
 788
 789     _finline void set(apr_pool_t *pool, const char *data) {
 790         set(pool, data, data == NULL ? 0 : strlen(data));
 791     }
 792
 793     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 794         set(pool, rhs.data(), rhs.size());
 795     }
 796
 797     bool operator ==(const CYString &rhs) const {
 798         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 799     }
 800
 801     _finline operator CFStringRef() {
 802         if (cache_ == NULL)
 803             cache_ = CYStringCreate(data_, size_);
 804         return cache_;
 805     }
 806
 807     _finline operator id() {
 808         return (NSString *) static_cast<CFStringRef>(*this);
 809     }
 810
 811     _finline operator const char *() {
 812         return reinterpret_cast<const char *>(data_);
 813     }
 814 };
 815 /* }}} */
 816 /* C++ NSString Algorithm Adapters {{{ */
 817 extern "C" {
 818     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 819 }
 820
 821 struct NSStringMapHash :
 822     std::unary_function<NSString *, size_t>
 823 {
 824     _finline size_t operator ()(NSString *value) const {
 825         return CFStringHashNSString((CFStringRef) value);
 826     }
 827 };
 828
 829 struct NSStringMapLess :
 830     std::binary_function<NSString *, NSString *, bool>
 831 {
 832     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 833         return [lhs compare:rhs] == NSOrderedAscending;
 834     }
 835 };
 836
 837 struct NSStringMapEqual :
 838     std::binary_function<NSString *, NSString *, bool>
 839 {
 840     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 841         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 842         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 843         //[lhs isEqualToString:rhs];
 844     }
 845 };
 846 /* }}} */
 847
 848 /* Perl-Compatible RegEx {{{ */
 849 class Pcre {
 850   private:
 851     pcre *code_;
 852     pcre_extra *study_;
 853     int capture_;
 854     int *matches_;
 855     const char *data_;
 856
 857   public:
 858     Pcre(const char *regex) :
 859         study_(NULL)
 860     {
 861         const char *error;
 862         int offset;
 863         code_ = pcre_compile(regex, 0, &error, &offset, NULL);
 864
 865         if (code_ == NULL) {
 866             lprintf("%d:%s\n", offset, error);
 867             _assert(false);
 868         }
 869
 870         pcre_fullinfo(code_, study_, PCRE_INFO_CAPTURECOUNT, &capture_);
 871         matches_ = new int[(capture_ + 1) * 3];
 872     }
 873
 874     ~Pcre() {
 875         pcre_free(code_);
 876         delete matches_;
 877     }
 878
 879     NSString *operator [](size_t match) {
 880         return [NSString stringWithUTF8Bytes:(data_ + matches_[match * 2]) length:(matches_[match * 2 + 1] - matches_[match * 2])];
 881     }
 882
 883     bool operator ()(NSString *data) {
 884         // XXX: length is for characters, not for bytes
 885         return operator ()([data UTF8String], [data length]);
 886     }
 887
 888     bool operator ()(const char *data, size_t size) {
 889         data_ = data;
 890         return pcre_exec(code_, study_, data, size, 0, 0, matches_, (capture_ + 1) * 3) >= 0;
 891     }
 892 };
 893 /* }}} */
 894 /* Mime Addresses {{{ */
 895 @interface Address : NSObject {
 896     NSString *name_;
 897     NSString *address_;
 898 }
 899
 900 - (NSString *) name;
 901 - (NSString *) address;
 902
 903 - (void) setAddress:(NSString *)address;
 904
 905 + (Address *) addressWithString:(NSString *)string;
 906 - (Address *) initWithString:(NSString *)string;
 907 @end
 908
 909 @implementation Address
 910
 911 - (void) dealloc {
 912     [name_ release];
 913     if (address_ != nil)
 914         [address_ release];
 915     [super dealloc];
 916 }
 917
 918 - (NSString *) name {
 919     return name_;
 920 }
 921
 922 - (NSString *) address {
 923     return address_;
 924 }
 925
 926 - (void) setAddress:(NSString *)address {
 927     if (address_ != nil)
 928         [address_ autorelease];
 929     if (address == nil)
 930         address_ = nil;
 931     else
 932         address_ = [address retain];
 933 }
 934
 935 + (Address *) addressWithString:(NSString *)string {
 936     return [[[Address alloc] initWithString:string] autorelease];
 937 }
 938
 939 + (NSArray *) _attributeKeys {
 940     return [NSArray arrayWithObjects:@"address", @"name", nil];
 941 }
 942
 943 - (NSArray *) attributeKeys {
 944     return [[self class] _attributeKeys];
 945 }
 946
 947 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 948     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 949 }
 950
 951 - (Address *) initWithString:(NSString *)string {
 952     if ((self = [super init]) != nil) {
 953         const char *data = [string UTF8String];
 954         size_t size = [string length];
 955
 956         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 957
 958         if (address_r(data, size)) {
 959             name_ = [address_r[1] retain];
 960             address_ = [address_r[2] retain];
 961         } else {
 962             name_ = [string retain];
 963             address_ = nil;
 964         }
 965     } return self;
 966 }
 967
 968 @end
 969 /* }}} */
 970 /* CoreGraphics Primitives {{{ */
 971 class CYColor {
 972   private:
 973     CGColorRef color_;
 974
 975     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 976         CGFloat color[] = {red, green, blue, alpha};
 977         return CGColorCreate(space, color);
 978     }
 979
 980   public:
 981     CYColor() :
 982         color_(NULL)
 983     {
 984     }
 985
 986     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 987         color_(Create_(space, red, green, blue, alpha))
 988     {
 989         Set(space, red, green, blue, alpha);
 990     }
 991
 992     void Clear() {
 993         if (color_ != NULL)
 994             CGColorRelease(color_);
 995     }
 996
 997     ~CYColor() {
 998         Clear();
 999     }
1000
1001     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
1002         Clear();
1003         color_ = Create_(space, red, green, blue, alpha);
1004     }
1005
1006     operator CGColorRef() {
1007         return color_;
1008     }
1009 };
1010 /* }}} */
1011
1012 /* Random Global Variables {{{ */
1013 static const int PulseInterval_ = 50000;
1014
1015 static int Finish_;
1016 static NSArray *Finishes_;
1017
1018 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
1019 #define NotifyConfig_ "/etc/notify.conf"
1020
1021 static bool Queuing_;
1022
1023 static CYColor Blue_;
1024 static CYColor Blueish_;
1025 static CYColor Black_;
1026 static CYColor Off_;
1027 static CYColor White_;
1028 static CYColor Gray_;
1029 static CYColor Green_;
1030 static CYColor Purple_;
1031 static CYColor Purplish_;
1032
1033 static UIColor *InstallingColor_;
1034 static UIColor *RemovingColor_;
1035
1036 static NSString *App_;
1037 static NSString *Home_;
1038
1039 static BOOL Advanced_;
1040 static BOOL Ignored_;
1041
1042 static UIFont *Font12_;
1043 static UIFont *Font12Bold_;
1044 static UIFont *Font14_;
1045 static UIFont *Font18Bold_;
1046 static UIFont *Font22Bold_;
1047
1048 static const char *Machine_ = NULL;
1049 static NSString *System_ = nil;
1050 static NSString *SerialNumber_ = nil;
1051 static NSString *ChipID_ = nil;
1052 static NSString *Token_ = nil;
1053 static NSString *UniqueID_ = nil;
1054 static NSString *PLMN_ = nil;
1055 static NSString *Build_ = nil;
1056 static NSString *Product_ = nil;
1057 static NSString *Safari_ = nil;
1058
1059 static CFLocaleRef Locale_;
1060 static NSArray *Languages_;
1061 static CGColorSpaceRef space_;
1062
1063 static NSDictionary *SectionMap_;
1064 static NSMutableDictionary *Metadata_;
1065 static _transient NSMutableDictionary *Settings_;
1066 static _transient NSString *Role_;
1067 static _transient NSMutableDictionary *Packages_;
1068 static _transient NSMutableDictionary *Sections_;
1069 static _transient NSMutableDictionary *Sources_;
1070 static bool Changed_;
1071 static time_t now_;
1072
1073 static bool IsWildcat_;
1074 /* }}} */
1075
1076 /* Display Helpers {{{ */
1077 inline float Interpolate(float begin, float end, float fraction) {
1078     return (end - begin) * fraction + begin;
1079 }
1080
1081 /* XXX: localize this! */
1082 NSString *SizeString(double size) {
1083     bool negative = size < 0;
1084     if (negative)
1085         size = -size;
1086
1087     unsigned power = 0;
1088     while (size > 1024) {
1089         size /= 1024;
1090         ++power;
1091     }
1092
1093     static const char *powers_[] = {"B", "kB", "MB", "GB"};
1094
1095     return [NSString stringWithFormat:@"%s%.1f %s", (negative ? "-" : ""), size, powers_[power]];
1096 }
1097
1098 static _finline const char *StripVersion_(const char *version) {
1099     const char *colon(strchr(version, ':'));
1100     return colon == NULL ? version : colon + 1;
1101 }
1102
1103 NSString *LocalizeSection(NSString *section) {
1104     static Pcre title_r("^(.*?) \\((.*)\\)$");
1105     if (title_r(section)) {
1106         NSString *parent(title_r[1]);
1107         NSString *child(title_r[2]);
1108
1109         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1110             LocalizeSection(parent),
1111             LocalizeSection(child)
1112         ];
1113     }
1114
1115     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1116 }
1117
1118 NSString *Simplify(NSString *title) {
1119     const char *data = [title UTF8String];
1120     size_t size = [title length];
1121
1122     static Pcre square_r("^\\[(.*)\\]$");
1123     if (square_r(data, size))
1124         return Simplify(square_r[1]);
1125
1126     static Pcre paren_r("^\\((.*)\\)$");
1127     if (paren_r(data, size))
1128         return Simplify(paren_r[1]);
1129
1130     static Pcre title_r("^(.*?) \\((.*)\\)$");
1131     if (title_r(data, size))
1132         return Simplify(title_r[1]);
1133
1134     return title;
1135 }
1136 /* }}} */
1137
1138 NSString *GetLastUpdate() {
1139     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1140
1141     if (update == nil)
1142         return UCLocalize("NEVER_OR_UNKNOWN");
1143
1144     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1145     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1146
1147     CFRelease(formatter);
1148
1149     return [(NSString *) formatted autorelease];
1150 }
1151
1152 bool isSectionVisible(NSString *section) {
1153     NSDictionary *metadata([Sections_ objectForKey:section]);
1154     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1155     return hidden == nil || ![hidden boolValue];
1156 }
1157
1158 @class Cydia;
1159
1160 /* Delegate Prototypes {{{ */
1161 @class Package;
1162 @class Source;
1163
1164 @interface NSObject (ProgressDelegate)
1165 @end
1166
1167 @protocol ProgressDelegate
1168 - (void) setProgressError:(NSString *)error withTitle:(NSString *)id;
1169 - (void) setProgressTitle:(NSString *)title;
1170 - (void) setProgressPercent:(float)percent;
1171 - (void) startProgress;
1172 - (void) addProgressOutput:(NSString *)output;
1173 - (bool) isCancelling:(size_t)received;
1174 @end
1175
1176 @protocol ConfigurationDelegate
1177 - (void) repairWithSelector:(SEL)selector;
1178 - (void) setConfigurationData:(NSString *)data;
1179 @end
1180
1181 @class PackageController;
1182
1183 @protocol CydiaDelegate
1184 - (void) retainNetworkActivityIndicator;
1185 - (void) releaseNetworkActivityIndicator;
1186 - (void) setPackageController:(PackageController *)view;
1187 - (void) clearPackage:(Package *)package;
1188 - (void) installPackage:(Package *)package;
1189 - (void) installPackages:(NSArray *)packages;
1190 - (void) removePackage:(Package *)package;
1191 - (void) beginUpdate;
1192 - (BOOL) updating;
1193 - (void) distUpgrade;
1194 - (void) loadData;
1195 - (void) updateData;
1196 - (void) syncData;
1197 - (void) showSettings;
1198 - (UIProgressHUD *) addProgressHUD;
1199 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1200 - (CYViewController *) pageForPackage:(NSString *)name;
1201 - (PackageController *) packageController;
1202 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1203 @end
1204
1205 static id<CydiaDelegate> CydiaApp;
1206 /* }}} */
1207
1208 /* Status Delegation {{{ */
1209 class Status :
1210     public pkgAcquireStatus
1211 {
1212   private:
1213     _transient NSObject<ProgressDelegate> *delegate_;
1214
1215   public:
1216     Status() :
1217         delegate_(nil)
1218     {
1219     }
1220
1221     void setDelegate(id delegate) {
1222         delegate_ = delegate;
1223     }
1224
1225     NSObject<ProgressDelegate> *getDelegate() const {
1226         return delegate_;
1227     }
1228
1229     virtual bool MediaChange(std::string media, std::string drive) {
1230         return false;
1231     }
1232
1233     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1234     }
1235
1236     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1237         //NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1238         [delegate_ setProgressTitle:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), [NSString stringWithUTF8String:item.ShortDesc.c_str()]]];
1239     }
1240
1241     virtual void Done(pkgAcquire::ItemDesc &item) {
1242     }
1243
1244     virtual void Fail(pkgAcquire::ItemDesc &item) {
1245         if (
1246             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1247             item.Owner->Status == pkgAcquire::Item::StatDone
1248         )
1249             return;
1250
1251         std::string &error(item.Owner->ErrorText);
1252         if (error.empty())
1253             return;
1254
1255         NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1256         NSArray *fields([description componentsSeparatedByString:@" "]);
1257         NSString *source([fields count] == 0 ? nil : [fields objectAtIndex:0]);
1258
1259         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
1260             withObject:[NSArray arrayWithObjects:
1261                 [NSString stringWithUTF8String:error.c_str()],
1262                 source,
1263             nil]
1264             waitUntilDone:YES
1265         ];
1266     }
1267
1268     virtual bool Pulse(pkgAcquire *Owner) {
1269         bool value = pkgAcquireStatus::Pulse(Owner);
1270
1271         float percent(
1272             double(CurrentBytes + CurrentItems) /
1273             double(TotalBytes + TotalItems)
1274         );
1275
1276         [delegate_ setProgressPercent:percent];
1277         return [delegate_ isCancelling:CurrentBytes] ? false : value;
1278     }
1279
1280     virtual void Start() {
1281         [delegate_ startProgress];
1282     }
1283
1284     virtual void Stop() {
1285     }
1286 };
1287 /* }}} */
1288 /* Progress Delegation {{{ */
1289 class Progress :
1290     public OpProgress
1291 {
1292   private:
1293     _transient id<ProgressDelegate> delegate_;
1294     float percent_;
1295
1296   protected:
1297     virtual void Update() {
1298         /*if (abs(Percent - percent_) > 2)
1299             //NSLog(@"%s:%s:%f", Op.c_str(), SubOp.c_str(), Percent);
1300             percent_ = Percent;
1301         }*/
1302
1303         /*[delegate_ setProgressTitle:[NSString stringWithUTF8String:Op.c_str()]];
1304         [delegate_ setProgressPercent:(Percent / 100)];*/
1305     }
1306
1307   public:
1308     Progress() :
1309         delegate_(nil),
1310         percent_(0)
1311     {
1312     }
1313
1314     void setDelegate(id delegate) {
1315         delegate_ = delegate;
1316     }
1317
1318     id getDelegate() const {
1319         return delegate_;
1320     }
1321
1322     virtual void Done() {
1323         //NSLog(@"DONE");
1324         //[delegate_ setProgressPercent:1];
1325     }
1326 };
1327 /* }}} */
1328
1329 /* Database Interface {{{ */
1330 typedef std::map< unsigned long, _H<Source> > SourceMap;
1331
1332 @interface Database : NSObject {
1333     NSZone *zone_;
1334     apr_pool_t *pool_;
1335
1336     unsigned era_;
1337
1338     pkgCacheFile cache_;
1339     pkgDepCache::Policy *policy_;
1340     pkgRecords *records_;
1341     pkgProblemResolver *resolver_;
1342     pkgAcquire *fetcher_;
1343     FileFd *lock_;
1344     SPtr<pkgPackageManager> manager_;
1345     pkgSourceList *list_;
1346
1347     SourceMap sources_;
1348     CFMutableArrayRef packages_;
1349
1350     _transient NSObject<ConfigurationDelegate, ProgressDelegate> *delegate_;
1351     Status status_;
1352     Progress progress_;
1353
1354     int cydiafd_;
1355     int statusfd_;
1356     FILE *input_;
1357 }
1358
1359 + (Database *) sharedInstance;
1360 - (unsigned) era;
1361
1362 - (void) _readCydia:(NSNumber *)fd;
1363 - (void) _readStatus:(NSNumber *)fd;
1364 - (void) _readOutput:(NSNumber *)fd;
1365
1366 - (FILE *) input;
1367
1368 - (Package *) packageWithName:(NSString *)name;
1369
1370 - (pkgCacheFile &) cache;
1371 - (pkgDepCache::Policy *) policy;
1372 - (pkgRecords *) records;
1373 - (pkgProblemResolver *) resolver;
1374 - (pkgAcquire &) fetcher;
1375 - (pkgSourceList &) list;
1376 - (NSArray *) packages;
1377 - (NSArray *) sources;
1378 - (void) reloadData;
1379
1380 - (void) configure;
1381 - (bool) prepare;
1382 - (void) perform;
1383 - (bool) upgrade;
1384 - (void) update;
1385
1386 - (void) updateWithStatus:(Status &)status;
1387
1388 - (void) setDelegate:(id)delegate;
1389 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1390 @end
1391 /* }}} */
1392 /* Delegate Helpers {{{ */
1393 @implementation NSObject (ProgressDelegate)
1394
1395 - (void) _setProgressErrorPackage:(NSArray *)args {
1396     [self performSelector:@selector(setProgressError:forPackage:)
1397         withObject:[args objectAtIndex:0]
1398         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1399     ];
1400 }
1401
1402 - (void) _setProgressErrorTitle:(NSArray *)args {
1403     [self performSelector:@selector(setProgressError:withTitle:)
1404         withObject:[args objectAtIndex:0]
1405         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1406     ];
1407 }
1408
1409 - (void) _setProgressError:(NSString *)error withTitle:(NSString *)title {
1410     [self performSelectorOnMainThread:@selector(_setProgressErrorTitle:)
1411         withObject:[NSArray arrayWithObjects:error, title, nil]
1412         waitUntilDone:YES
1413     ];
1414 }
1415
1416 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
1417     Package *package = id == nil ? nil : [[Database sharedInstance] packageWithName:id];
1418
1419     [self performSelector:@selector(setProgressError:withTitle:)
1420         withObject:error
1421         withObject:(package == nil ? id : [package name])
1422     ];
1423 }
1424
1425 @end
1426 /* }}} */
1427
1428 // Cytore Definitions {{{
1429 struct PackageValue :
1430     Cytore::Block
1431 {
1432     Cytore::Offset<PackageValue> next_;
1433
1434     uint32_t index_ : 23;
1435     uint32_t subscribed_ : 1;
1436     uint32_t : 8;
1437
1438     int32_t first_;
1439     int32_t last_;
1440
1441     uint16_t vhash_;
1442     uint16_t nhash_;
1443
1444     char version_[8];
1445     char name_[];
1446 };
1447
1448 struct MetaValue :
1449     Cytore::Block
1450 {
1451     uint32_t active_;
1452     Cytore::Offset<PackageValue> packages_[1 << 16];
1453 };
1454
1455 static Cytore::File<MetaValue> MetaFile_;
1456 // }}}
1457 // Cytore Helper Functions {{{
1458 static PackageValue *PackageFind(const char *name, size_t length) {
1459     SplitHash nhash = { hashlittle(name, length) };
1460
1461     PackageValue *metadata;
1462
1463     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1464     offset: if (offset->IsNull()) {
1465         *offset = MetaFile_.New<PackageValue>(length + 1);
1466         metadata = &MetaFile_.Get(*offset);
1467
1468         memcpy(metadata->name_, name, length + 1);
1469         metadata->nhash_ = nhash.u16[1];
1470     } else {
1471         metadata = &MetaFile_.Get(*offset);
1472
1473         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1474             offset = &metadata->next_;
1475             goto offset;
1476         }
1477     }
1478
1479     return metadata;
1480 }
1481
1482 static void PackageImport(const void *key, const void *value, void *context) {
1483     char buffer[1024];
1484     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1485         NSLog(@"failed to import package %@", key);
1486         return;
1487     }
1488
1489     PackageValue *metadata(PackageFind(buffer, strlen(buffer)));
1490     NSDictionary *package((NSDictionary *) value);
1491
1492     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1493         if ([subscribed boolValue])
1494             metadata->subscribed_ = true;
1495
1496     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1497         time_t time([date timeIntervalSince1970]);
1498         if (metadata->first_ > time || metadata->first_ == 0)
1499             metadata->first_ = time;
1500     }
1501
1502     bool versioned(false);
1503
1504     if (NSDate *date = [package objectForKey:@"LastSeen"]) {
1505         time_t time([date timeIntervalSince1970]);
1506         if (metadata->last_ < time || metadata->last_ == 0) {
1507             metadata->last_ = time;
1508             versioned = true;
1509         }
1510     } else if (metadata->last_ == 0) {
1511         metadata->last_ = metadata->first_;
1512         if (metadata->version_[0] == '\0')
1513             versioned = true;
1514     }
1515
1516     if (versioned)
1517         if (NSString *version = [package objectForKey:@"LastVersion"])
1518             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1519                 size_t length(strlen(buffer));
1520                 uint16_t vhash(hashlittle(buffer, length));
1521
1522                 size_t capped(std::min<size_t>(8, length));
1523                 char *latest(buffer + length - capped);
1524
1525                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1526                 metadata->vhash_ = vhash;
1527             }
1528 }
1529 // }}}
1530
1531 /* Source Class {{{ */
1532 @interface Source : NSObject {
1533     CYString depiction_;
1534     CYString description_;
1535     CYString label_;
1536     CYString origin_;
1537     CYString support_;
1538
1539     CYString uri_;
1540     CYString distribution_;
1541     CYString type_;
1542     CYString version_;
1543
1544     NSString *host_;
1545     NSString *authority_;
1546
1547     CYString defaultIcon_;
1548
1549     NSDictionary *record_;
1550     BOOL trusted_;
1551 }
1552
1553 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1554
1555 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1556
1557 - (NSString *) depictionForPackage:(NSString *)package;
1558 - (NSString *) supportForPackage:(NSString *)package;
1559
1560 - (NSDictionary *) record;
1561 - (BOOL) trusted;
1562
1563 - (NSString *) uri;
1564 - (NSString *) distribution;
1565 - (NSString *) type;
1566 - (NSString *) key;
1567 - (NSString *) host;
1568
1569 - (NSString *) name;
1570 - (NSString *) description;
1571 - (NSString *) label;
1572 - (NSString *) origin;
1573 - (NSString *) version;
1574
1575 - (NSString *) defaultIcon;
1576
1577 @end
1578
1579 @implementation Source
1580
1581 - (void) _clear {
1582     uri_.clear();
1583     distribution_.clear();
1584     type_.clear();
1585
1586     description_.clear();
1587     label_.clear();
1588     origin_.clear();
1589     depiction_.clear();
1590     support_.clear();
1591     version_.clear();
1592     defaultIcon_.clear();
1593
1594     if (record_ != nil) {
1595         [record_ release];
1596         record_ = nil;
1597     }
1598
1599     if (host_ != nil) {
1600         [host_ release];
1601         host_ = nil;
1602     }
1603
1604     if (authority_ != nil) {
1605         [authority_ release];
1606         authority_ = nil;
1607     }
1608 }
1609
1610 - (void) dealloc {
1611     // XXX: this is a very inefficient way to call these deconstructors
1612     [self _clear];
1613     [super dealloc];
1614 }
1615
1616 + (NSArray *) _attributeKeys {
1617     return [NSArray arrayWithObjects:@"description", @"distribution", @"host", @"key", @"label", @"name", @"origin", @"trusted", @"type", @"uri", @"version", nil];
1618 }
1619
1620 - (NSArray *) attributeKeys {
1621     return [[self class] _attributeKeys];
1622 }
1623
1624 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1625     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1626 }
1627
1628 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1629     [self _clear];
1630
1631     trusted_ = index->IsTrusted();
1632
1633     uri_.set(pool, index->GetURI());
1634     distribution_.set(pool, index->GetDist());
1635     type_.set(pool, index->GetType());
1636
1637     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1638     if (dindex != NULL) {
1639         FileFd fd;
1640         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1641             _error->Discard();
1642         else {
1643             pkgTagFile tags(&fd);
1644
1645             pkgTagSection section;
1646             tags.Step(section);
1647
1648             struct {
1649                 const char *name_;
1650                 CYString *value_;
1651             } names[] = {
1652                 {"default-icon", &defaultIcon_},
1653                 {"depiction", &depiction_},
1654                 {"description", &description_},
1655                 {"label", &label_},
1656                 {"origin", &origin_},
1657                 {"support", &support_},
1658                 {"version", &version_},
1659             };
1660
1661             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1662                 const char *start, *end;
1663
1664                 if (section.Find(names[i].name_, start, end)) {
1665                     CYString &value(*names[i].value_);
1666                     value.set(pool, start, end - start);
1667                 }
1668             }
1669         }
1670     }
1671
1672     record_ = [Sources_ objectForKey:[self key]];
1673     if (record_ != nil)
1674         record_ = [record_ retain];
1675
1676     NSURL *url([NSURL URLWithString:uri_]);
1677
1678     host_ = [url host];
1679     if (host_ != nil)
1680         host_ = [[host_ lowercaseString] retain];
1681
1682     if (host_ != nil)
1683         authority_ = host_;
1684     else
1685         authority_ = [url path];
1686
1687     if (authority_ != nil)
1688         authority_ = [authority_ retain];
1689 }
1690
1691 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1692     if ((self = [super init]) != nil) {
1693         [self setMetaIndex:index inPool:pool];
1694     } return self;
1695 }
1696
1697 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1698     NSDictionary *lhr = [self record];
1699     NSDictionary *rhr = [source record];
1700
1701     if (lhr != rhr)
1702         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1703
1704     NSString *lhs = [self name];
1705     NSString *rhs = [source name];
1706
1707     if ([lhs length] != 0 && [rhs length] != 0) {
1708         unichar lhc = [lhs characterAtIndex:0];
1709         unichar rhc = [rhs characterAtIndex:0];
1710
1711         if (isalpha(lhc) && !isalpha(rhc))
1712             return NSOrderedAscending;
1713         else if (!isalpha(lhc) && isalpha(rhc))
1714             return NSOrderedDescending;
1715     }
1716
1717     return [lhs compare:rhs options:LaxCompareOptions_];
1718 }
1719
1720 - (NSString *) depictionForPackage:(NSString *)package {
1721     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1722 }
1723
1724 - (NSString *) supportForPackage:(NSString *)package {
1725     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1726 }
1727
1728 - (NSDictionary *) record {
1729     return record_;
1730 }
1731
1732 - (BOOL) trusted {
1733     return trusted_;
1734 }
1735
1736 - (NSString *) uri {
1737     return uri_;
1738 }
1739
1740 - (NSString *) distribution {
1741     return distribution_;
1742 }
1743
1744 - (NSString *) type {
1745     return type_;
1746 }
1747
1748 - (NSString *) key {
1749     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1750 }
1751
1752 - (NSString *) host {
1753     return host_;
1754 }
1755
1756 - (NSString *) name {
1757     return origin_.empty() ? authority_ : origin_;
1758 }
1759
1760 - (NSString *) description {
1761     return description_;
1762 }
1763
1764 - (NSString *) label {
1765     return label_.empty() ? authority_ : label_;
1766 }
1767
1768 - (NSString *) origin {
1769     return origin_;
1770 }
1771
1772 - (NSString *) version {
1773     return version_;
1774 }
1775
1776 - (NSString *) defaultIcon {
1777     return defaultIcon_;
1778 }
1779
1780 @end
1781 /* }}} */
1782 /* Relationship Class {{{ */
1783 @interface Relationship : NSObject {
1784     NSString *type_;
1785     NSString *id_;
1786 }
1787
1788 - (NSString *) type;
1789 - (NSString *) id;
1790 - (NSString *) name;
1791
1792 @end
1793
1794 @implementation Relationship
1795
1796 - (void) dealloc {
1797     [type_ release];
1798     [id_ release];
1799     [super dealloc];
1800 }
1801
1802 - (NSString *) type {
1803     return type_;
1804 }
1805
1806 - (NSString *) id {
1807     return id_;
1808 }
1809
1810 - (NSString *) name {
1811     _assert(false);
1812     return nil;
1813 }
1814
1815 @end
1816 /* }}} */
1817 /* Package Class {{{ */
1818 struct ParsedPackage {
1819     CYString tagline_;
1820
1821     CYString icon_;
1822
1823     CYString depiction_;
1824     CYString homepage_;
1825
1826     CYString sponsor_;
1827     CYString author_;
1828
1829     CYString bugs_;
1830     CYString support_;
1831 };
1832
1833 @interface Package : NSObject {
1834     uint32_t era_ : 29;
1835     uint32_t essential_ : 1;
1836     uint32_t obsolete_ : 1;
1837     uint32_t ignored_ : 1;
1838
1839     apr_pool_t *pool_;
1840
1841     _transient Database *database_;
1842
1843     pkgCache::VerIterator version_;
1844     pkgCache::PkgIterator iterator_;
1845     pkgCache::VerFileIterator file_;
1846
1847     CYString id_;
1848     CYString name_;
1849
1850     CYString latest_;
1851     CYString installed_;
1852
1853     CYString section_;
1854     _transient NSString *section$_;
1855
1856     Source *source_;
1857
1858     PackageValue *metadata_;
1859     ParsedPackage *parsed_;
1860
1861     NSMutableArray *tags_;
1862     NSString *role_;
1863 }
1864
1865 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1866 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1867
1868 - (pkgCache::PkgIterator) iterator;
1869 - (void) parse;
1870
1871 - (NSString *) section;
1872 - (NSString *) simpleSection;
1873
1874 - (NSString *) longSection;
1875 - (NSString *) shortSection;
1876
1877 - (NSString *) uri;
1878
1879 - (Address *) maintainer;
1880 - (size_t) size;
1881 - (NSString *) longDescription;
1882 - (NSString *) shortDescription;
1883 - (unichar) index;
1884
1885 - (PackageValue *) metadata;
1886 - (time_t) seen;
1887
1888 - (bool) subscribed;
1889 - (bool) setSubscribed:(bool)subscribed;
1890
1891 - (BOOL) ignored;
1892
1893 - (NSString *) latest;
1894 - (NSString *) installed;
1895 - (BOOL) uninstalled;
1896
1897 - (BOOL) valid;
1898 - (BOOL) upgradableAndEssential:(BOOL)essential;
1899 - (BOOL) essential;
1900 - (BOOL) broken;
1901 - (BOOL) unfiltered;
1902 - (BOOL) visible;
1903
1904 - (BOOL) half;
1905 - (BOOL) halfConfigured;
1906 - (BOOL) halfInstalled;
1907 - (BOOL) hasMode;
1908 - (NSString *) mode;
1909
1910 - (NSString *) id;
1911 - (NSString *) name;
1912 - (UIImage *) icon;
1913 - (NSString *) homepage;
1914 - (NSString *) depiction;
1915 - (Address *) author;
1916
1917 - (NSString *) support;
1918
1919 - (NSArray *) files;
1920 - (NSArray *) warnings;
1921 - (NSArray *) applications;
1922
1923 - (Source *) source;
1924 - (NSString *) role;
1925
1926 - (BOOL) matches:(NSString *)text;
1927
1928 - (bool) hasSupportingRole;
1929 - (BOOL) hasTag:(NSString *)tag;
1930 - (NSString *) primaryPurpose;
1931 - (NSArray *) purposes;
1932 - (bool) isCommercial;
1933
1934 - (void) setIndex:(size_t)index;
1935
1936 - (CYString &) cyname;
1937
1938 - (uint32_t) compareBySection:(NSArray *)sections;
1939
1940 - (void) install;
1941 - (void) remove;
1942
1943 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
1944 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1945 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1946 - (bool) isVisibleInSection:(NSString *)section;
1947 - (bool) isVisibleInSource:(Source *)source;
1948
1949 @end
1950
1951 uint32_t PackageChangesRadix(Package *self, void *) {
1952     union {
1953         uint32_t key;
1954
1955         struct {
1956             uint32_t timestamp : 30;
1957             uint32_t ignored : 1;
1958             uint32_t upgradable : 1;
1959         } bits;
1960     } value;
1961
1962     bool upgradable([self upgradableAndEssential:YES]);
1963     value.bits.upgradable = upgradable ? 1 : 0;
1964
1965     if (upgradable) {
1966         value.bits.timestamp = 0;
1967         value.bits.ignored = [self ignored] ? 0 : 1;
1968         value.bits.upgradable = 1;
1969     } else {
1970         value.bits.timestamp = [self seen] >> 2;
1971         value.bits.ignored = 0;
1972         value.bits.upgradable = 0;
1973     }
1974
1975     return _not(uint32_t) - value.key;
1976 }
1977
1978 uint32_t PackagePrefixRadix(Package *self, void *context) {
1979     size_t offset(reinterpret_cast<size_t>(context));
1980     CYString &name([self cyname]);
1981
1982     size_t size(name.size());
1983     if (size == 0)
1984         return 0;
1985     char *text(name.data());
1986
1987     size_t zeros;
1988     if (!isdigit(text[0]))
1989         zeros = 0;
1990     else {
1991         size_t digits(1);
1992         while (size != digits && isdigit(text[digits]))
1993             if (++digits == 4)
1994                 break;
1995         zeros = 4 - digits;
1996     }
1997
1998     uint8_t data[4];
1999
2000     if (offset == 0 && zeros != 0) {
2001         memset(data, '0', zeros);
2002         memcpy(data + zeros, text, 4 - zeros);
2003     } else {
2004         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2005         if (size <= offset - zeros)
2006             return 0;
2007
2008         text += offset - zeros;
2009         size -= offset - zeros;
2010
2011         if (size >= 4)
2012             memcpy(data, text, 4);
2013         else {
2014             memcpy(data, text, size);
2015             memset(data + size, 0, 4 - size);
2016         }
2017
2018         for (size_t i(0); i != 4; ++i)
2019             if (isalpha(data[i]))
2020                 data[i] |= 0x20;
2021     }
2022
2023     if (offset == 0)
2024         if (data[0] == '@')
2025             data[0] = 0x7f;
2026         else
2027             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2028
2029     /* XXX: ntohl may be more honest */
2030     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2031 }
2032
2033 CYString &(*PackageName)(Package *self, SEL sel);
2034
2035 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2036     _profile(PackageNameCompare)
2037         CYString &lhi(PackageName(lhs, @selector(cyname)));
2038         CYString &rhi(PackageName(rhs, @selector(cyname)));
2039         CFStringRef lhn(lhi), rhn(rhi);
2040
2041         if (lhn == NULL)
2042             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2043         else if (rhn == NULL)
2044             return NSOrderedDescending;
2045
2046         _profile(PackageNameCompare$NumbersLast)
2047             if (!lhi.empty() && !rhi.empty()) {
2048                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2049                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2050                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2051                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2052                     return lha ? NSOrderedAscending : NSOrderedDescending;
2053             }
2054         _end
2055
2056         CFIndex length = CFStringGetLength(lhn);
2057
2058         _profile(PackageNameCompare$Compare)
2059             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2060         _end
2061     _end
2062 }
2063
2064 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2065     return PackageNameCompare(*lhs, *rhs, context);
2066 }
2067
2068 struct PackageNameOrdering :
2069     std::binary_function<Package *, Package *, bool>
2070 {
2071     _finline bool operator ()(Package *lhs, Package *rhs) const {
2072         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2073     }
2074 };
2075
2076 @implementation Package
2077
2078 - (NSString *) description {
2079     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2080 }
2081
2082 - (void) dealloc {
2083     if (parsed_ != NULL)
2084         delete parsed_;
2085
2086     if (source_ != nil)
2087         [source_ release];
2088
2089     if (tags_ != nil)
2090         [tags_ release];
2091     if (role_ != nil)
2092         [role_ release];
2093
2094     [super dealloc];
2095 }
2096
2097 + (NSString *) webScriptNameForSelector:(SEL)selector {
2098     if (selector == @selector(hasTag:))
2099         return @"hasTag";
2100     else
2101         return nil;
2102 }
2103
2104 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2105     return [self webScriptNameForSelector:selector] == nil;
2106 }
2107
2108 + (NSArray *) _attributeKeys {
2109     return [NSArray arrayWithObjects:@"applications", @"author", @"depiction", @"longDescription", @"essential", @"homepage", @"icon", @"id", @"installed", @"latest", @"longSection", @"maintainer", @"mode", @"name", @"purposes", @"section", @"shortDescription", @"shortSection", @"simpleSection", @"size", @"source", @"sponsor", @"support", @"warnings", nil];
2110 }
2111
2112 - (NSArray *) attributeKeys {
2113     return [[self class] _attributeKeys];
2114 }
2115
2116 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2117     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2118 }
2119
2120 - (void) parse {
2121     if (parsed_ != NULL)
2122         return;
2123 @synchronized (database_) {
2124     if ([database_ era] != era_ || file_.end())
2125         return;
2126
2127     ParsedPackage *parsed(new ParsedPackage);
2128     parsed_ = parsed;
2129
2130     _profile(Package$parse)
2131         pkgRecords::Parser *parser;
2132
2133         _profile(Package$parse$Lookup)
2134             parser = &[database_ records]->Lookup(file_);
2135         _end
2136
2137         CYString website;
2138
2139         _profile(Package$parse$Find)
2140             struct {
2141                 const char *name_;
2142                 CYString *value_;
2143             } names[] = {
2144                 {"icon", &parsed->icon_},
2145                 {"depiction", &parsed->depiction_},
2146                 {"homepage", &parsed->homepage_},
2147                 {"website", &website},
2148                 {"bugs", &parsed->bugs_},
2149                 {"support", &parsed->support_},
2150                 {"sponsor", &parsed->sponsor_},
2151                 {"author", &parsed->author_},
2152             };
2153
2154             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2155                 const char *start, *end;
2156
2157                 if (parser->Find(names[i].name_, start, end)) {
2158                     CYString &value(*names[i].value_);
2159                     _profile(Package$parse$Value)
2160                         value.set(pool_, start, end - start);
2161                     _end
2162                 }
2163             }
2164         _end
2165
2166         _profile(Package$parse$Tagline)
2167             const char *start, *end;
2168             if (parser->ShortDesc(start, end)) {
2169                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2170                 if (stop == NULL)
2171                     stop = end;
2172                 while (stop != start && stop[-1] == '\r')
2173                     --stop;
2174                 parsed->tagline_.set(pool_, start, stop - start);
2175             }
2176         _end
2177
2178         _profile(Package$parse$Retain)
2179             if (parsed->homepage_.empty())
2180                 parsed->homepage_ = website;
2181             if (parsed->homepage_ == parsed->depiction_)
2182                 parsed->homepage_.clear();
2183         _end
2184     _end
2185 } }
2186
2187 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2188     if ((self = [super init]) != nil) {
2189     _profile(Package$initWithVersion)
2190         pool_ = pool;
2191
2192         database_ = database;
2193         era_ = [database era];
2194
2195         version_ = version;
2196
2197         pkgCache::PkgIterator iterator(version.ParentPkg());
2198         iterator_ = iterator;
2199
2200         _profile(Package$initWithVersion$Version)
2201             if (!version_.end())
2202                 file_ = version_.FileList();
2203             else {
2204                 pkgCache &cache([database_ cache]);
2205                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2206             }
2207         _end
2208
2209         _profile(Package$initWithVersion$Cache)
2210             name_.set(NULL, iterator.Display());
2211
2212             latest_.set(NULL, StripVersion_(version_.VerStr()));
2213
2214             pkgCache::VerIterator current(iterator.CurrentVer());
2215             if (!current.end())
2216                 installed_.set(NULL, StripVersion_(current.VerStr()));
2217         _end
2218
2219         _profile(Package$initWithVersion$Tags)
2220             pkgCache::TagIterator tag(iterator.TagList());
2221             if (!tag.end()) {
2222                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2223                 do {
2224                     const char *name(tag.Name());
2225                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2226
2227                     if (role_ == nil && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/)
2228                         role_ = (NSString *) CYStringCreate(name + 6);
2229
2230                     if (strncmp(name, "cydia::", 7) == 0) {
2231                         if (strcmp(name + 7, "essential") == 0)
2232                             essential_ = true;
2233                         else if (strcmp(name + 7, "obsolete") == 0)
2234                             obsolete_ = true;
2235                     }
2236
2237                     ++tag;
2238                 } while (!tag.end());
2239             }
2240         _end
2241
2242         _profile(Package$initWithVersion$Metadata)
2243             const char *mixed(iterator.Name());
2244             size_t size(strlen(mixed));
2245             char lower[size + 1];
2246
2247             for (size_t i(0); i != size; ++i)
2248                 lower[i] = mixed[i] | 0x20;
2249             lower[size] = '\0';
2250
2251             PackageValue *metadata(PackageFind(lower, size));
2252             metadata_ = metadata;
2253
2254             id_.set(NULL, metadata->name_, size);
2255
2256             const char *latest(version_.VerStr());
2257             size_t length(strlen(latest));
2258
2259             uint16_t vhash(hashlittle(latest, length));
2260
2261             size_t capped(std::min<size_t>(8, length));
2262             latest = latest + length - capped;
2263
2264             if (metadata->first_ == 0)
2265                 metadata->first_ = now_;
2266
2267             if (metadata->last_ == 0)
2268                 metadata->last_ = metadata->first_;
2269
2270             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2271                 if (metadata->version_[0] != '\0')
2272                     metadata->last_ = now_;
2273                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2274                 metadata->vhash_ = vhash;
2275             }
2276         _end
2277
2278         _profile(Package$initWithVersion$Section)
2279             section_.set(NULL, iterator.Section());
2280         _end
2281
2282         _profile(Package$initWithVersion$Flags)
2283             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2284             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2285         _end
2286     _end } return self;
2287 }
2288
2289 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2290     pkgCache::VerIterator version;
2291
2292     _profile(Package$packageWithIterator$GetCandidateVer)
2293         version = [database policy]->GetCandidateVer(iterator);
2294     _end
2295
2296     if (version.end())
2297         return nil;
2298
2299     Package *package;
2300
2301     _profile(Package$packageWithIterator$Allocate)
2302         package = [Package allocWithZone:zone];
2303     _end
2304
2305     _profile(Package$packageWithIterator$Initialize)
2306         package = [package
2307             initWithVersion:version
2308             withZone:zone
2309             inPool:pool
2310             database:database
2311         ];
2312     _end
2313
2314     _profile(Package$packageWithIterator$Autorelease)
2315         package = [package autorelease];
2316     _end
2317
2318     return package;
2319 }
2320
2321 - (pkgCache::PkgIterator) iterator {
2322     return iterator_;
2323 }
2324
2325 - (NSString *) section {
2326     if (section$_ == nil) {
2327         if (section_.empty())
2328             return nil;
2329
2330         _profile(Package$section)
2331             std::replace(section_.data(), section_.data() + section_.size(), '_', ' ');
2332             NSString *name(section_);
2333             section$_ = [SectionMap_ objectForKey:name] ?: name;
2334         _end
2335     } return section$_;
2336 }
2337
2338 - (NSString *) simpleSection {
2339     if (NSString *section = [self section])
2340         return Simplify(section);
2341     else
2342         return nil;
2343 }
2344
2345 - (NSString *) longSection {
2346     return LocalizeSection([self section]);
2347 }
2348
2349 - (NSString *) shortSection {
2350     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2351 }
2352
2353 - (NSString *) uri {
2354     return nil;
2355 #if 0
2356     pkgIndexFile *index;
2357     pkgCache::PkgFileIterator file(file_.File());
2358     if (![database_ list].FindIndex(file, index))
2359         return nil;
2360     return [NSString stringWithUTF8String:iterator_->Path];
2361     //return [NSString stringWithUTF8String:file.Site()];
2362     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2363 #endif
2364 }
2365
2366 - (Address *) maintainer {
2367 @synchronized (database_) {
2368     if ([database_ era] != era_ || file_.end())
2369         return nil;
2370
2371     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2372     const std::string &maintainer(parser->Maintainer());
2373     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2374 } }
2375
2376 - (size_t) size {
2377 @synchronized (database_) {
2378     if ([database_ era] != era_ || version_.end())
2379         return 0;
2380
2381     return version_->InstalledSize;
2382 } }
2383
2384 - (NSString *) longDescription {
2385 @synchronized (database_) {
2386     if ([database_ era] != era_ || file_.end())
2387         return nil;
2388
2389     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2390     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2391
2392     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2393     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2394     if ([lines count] < 2)
2395         return nil;
2396
2397     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2398     for (size_t i(1), e([lines count]); i != e; ++i) {
2399         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2400         [trimmed addObject:trim];
2401     }
2402
2403     return [trimmed componentsJoinedByString:@"\n"];
2404 } }
2405
2406 - (NSString *) shortDescription {
2407     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2408 }
2409
2410 - (unichar) index {
2411     _profile(Package$index)
2412         CFStringRef name((CFStringRef) [self name]);
2413         if (CFStringGetLength(name) == 0)
2414             return '#';
2415         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2416         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2417             return '#';
2418         return toupper(character);
2419     _end
2420 }
2421
2422 - (PackageValue *) metadata {
2423     return metadata_;
2424 }
2425
2426 - (time_t) seen {
2427     PackageValue *metadata([self metadata]);
2428     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2429 }
2430
2431 - (bool) subscribed {
2432     return [self metadata]->subscribed_;
2433 }
2434
2435 - (bool) setSubscribed:(bool)subscribed {
2436     PackageValue *metadata([self metadata]);
2437     if (metadata->subscribed_ == subscribed)
2438         return false;
2439     metadata->subscribed_ = subscribed;
2440     return true;
2441 }
2442
2443 - (BOOL) ignored {
2444     return ignored_;
2445 }
2446
2447 - (NSString *) latest {
2448     return latest_;
2449 }
2450
2451 - (NSString *) installed {
2452     return installed_;
2453 }
2454
2455 - (BOOL) uninstalled {
2456     return installed_.empty();
2457 }
2458
2459 - (BOOL) valid {
2460     return !version_.end();
2461 }
2462
2463 - (BOOL) upgradableAndEssential:(BOOL)essential {
2464     _profile(Package$upgradableAndEssential)
2465         pkgCache::VerIterator current(iterator_.CurrentVer());
2466         if (current.end())
2467             return essential && essential_;
2468         else
2469             return !version_.end() && version_ != current;
2470     _end
2471 }
2472
2473 - (BOOL) essential {
2474     return essential_;
2475 }
2476
2477 - (BOOL) broken {
2478     return [database_ cache][iterator_].InstBroken();
2479 }
2480
2481 - (BOOL) unfiltered {
2482     _profile(Package$unfiltered$obsolete)
2483         if (obsolete_)
2484             return false;
2485     _end
2486
2487     _profile(Package$unfiltered$hasSupportingRole)
2488         if (![self hasSupportingRole])
2489             return false;
2490     _end
2491
2492     return true;
2493 }
2494
2495 - (BOOL) visible {
2496     if (![self unfiltered])
2497         return false;
2498
2499     NSString *section([self section]);
2500
2501     _profile(Package$visible$isSectionVisible)
2502         if (section != nil && !isSectionVisible(section))
2503             return false;
2504     _end
2505
2506     return true;
2507 }
2508
2509 - (BOOL) half {
2510     unsigned char current(iterator_->CurrentState);
2511     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2512 }
2513
2514 - (BOOL) halfConfigured {
2515     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2516 }
2517
2518 - (BOOL) halfInstalled {
2519     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2520 }
2521
2522 - (BOOL) hasMode {
2523     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2524     return state.Mode != pkgDepCache::ModeKeep;
2525 }
2526
2527 - (NSString *) mode {
2528     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2529
2530     switch (state.Mode) {
2531         case pkgDepCache::ModeDelete:
2532             if ((state.iFlags & pkgDepCache::Purge) != 0)
2533                 return @"PURGE";
2534             else
2535                 return @"REMOVE";
2536         case pkgDepCache::ModeKeep:
2537             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2538                 return @"REINSTALL";
2539             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2540                 return nil;*/
2541             else
2542                 return nil;
2543         case pkgDepCache::ModeInstall:
2544             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2545                 return @"REINSTALL";
2546             else*/ switch (state.Status) {
2547                 case -1:
2548                     return @"DOWNGRADE";
2549                 case 0:
2550                     return @"INSTALL";
2551                 case 1:
2552                     return @"UPGRADE";
2553                 case 2:
2554                     return @"NEW_INSTALL";
2555                 _nodefault
2556             }
2557         _nodefault
2558     }
2559 }
2560
2561 - (NSString *) id {
2562     return id_;
2563 }
2564
2565 - (NSString *) name {
2566     return name_.empty() ? id_ : name_;
2567 }
2568
2569 - (UIImage *) icon {
2570     NSString *section = [self simpleSection];
2571
2572     UIImage *icon(nil);
2573     if (parsed_ != NULL)
2574         if (NSString *href = parsed_->icon_)
2575             if ([href hasPrefix:@"file:///"])
2576                 // XXX: correct escaping
2577                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2578     if (icon == nil) if (section != nil)
2579         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2580     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2581         if ([dicon hasPrefix:@"file:///"])
2582             // XXX: correct escaping
2583             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2584     if (icon == nil)
2585         icon = [UIImage applicationImageNamed:@"unknown.png"];
2586     return icon;
2587 }
2588
2589 - (NSString *) homepage {
2590     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2591 }
2592
2593 - (NSString *) depiction {
2594     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2595 }
2596
2597 - (Address *) sponsor {
2598     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2599 }
2600
2601 - (Address *) author {
2602     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2603 }
2604
2605 - (NSString *) support {
2606     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2607 }
2608
2609 - (NSArray *) files {
2610     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2611     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2612
2613     std::ifstream fin;
2614     fin.open([path UTF8String]);
2615     if (!fin.is_open())
2616         return nil;
2617
2618     std::string line;
2619     while (std::getline(fin, line))
2620         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2621
2622     return files;
2623 }
2624
2625 - (NSArray *) warnings {
2626     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2627     const char *name(iterator_.Name());
2628
2629     size_t length(strlen(name));
2630     if (length < 2) invalid:
2631         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2632     else for (size_t i(0); i != length; ++i)
2633         if (
2634             /* XXX: technically this is not allowed */
2635             (name[i] < 'A' || name[i] > 'Z') &&
2636             (name[i] < 'a' || name[i] > 'z') &&
2637             (name[i] < '0' || name[i] > '9') &&
2638             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2639         ) goto invalid;
2640
2641     if (strcmp(name, "cydia") != 0) {
2642         bool cydia = false;
2643         bool user = false;
2644         bool _private = false;
2645         bool stash = false;
2646
2647         bool repository = [[self section] isEqualToString:@"Repositories"];
2648
2649         if (NSArray *files = [self files])
2650             for (NSString *file in files)
2651                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2652                     cydia = true;
2653                 else if (!user && [file isEqualToString:@"/User"])
2654                     user = true;
2655                 else if (!_private && [file isEqualToString:@"/private"])
2656                     _private = true;
2657                 else if (!stash && [file isEqualToString:@"/var/stash"])
2658                     stash = true;
2659
2660         /* XXX: this is not sensitive enough. only some folders are valid. */
2661         if (cydia && !repository)
2662             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2663         if (user)
2664             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2665         if (_private)
2666             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2667         if (stash)
2668             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2669     }
2670
2671     return [warnings count] == 0 ? nil : warnings;
2672 }
2673
2674 - (NSArray *) applications {
2675     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2676
2677     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2678
2679     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2680     if (NSArray *files = [self files])
2681         for (NSString *file in files)
2682             if (application_r(file)) {
2683                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2684                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2685                 if ([id isEqualToString:me])
2686                     continue;
2687
2688                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2689                 if (display == nil)
2690                     display = application_r[1];
2691
2692                 NSString *bundle([file stringByDeletingLastPathComponent]);
2693                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2694                 if (icon == nil || [icon length] == 0)
2695                     icon = @"icon.png";
2696                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2697
2698                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2699                 [applications addObject:application];
2700
2701                 [application addObject:id];
2702                 [application addObject:display];
2703                 [application addObject:url];
2704             }
2705
2706     return [applications count] == 0 ? nil : applications;
2707 }
2708
2709 - (Source *) source {
2710     if (source_ == nil) {
2711         @synchronized (database_) {
2712             if ([database_ era] != era_ || file_.end())
2713                 source_ = (Source *) [NSNull null];
2714             else
2715                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
2716         }
2717     }
2718
2719     return source_ == (Source *) [NSNull null] ? nil : source_;
2720 }
2721
2722 - (NSString *) role {
2723     return role_;
2724 }
2725
2726 - (BOOL) matches:(NSString *)text {
2727     if (text == nil)
2728         return NO;
2729
2730     NSRange range;
2731
2732     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2733     if (range.location != NSNotFound)
2734         return YES;
2735
2736     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2737     if (range.location != NSNotFound)
2738         return YES;
2739
2740     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
2741     if (range.location != NSNotFound)
2742         return YES;
2743
2744     return NO;
2745 }
2746
2747 - (bool) hasSupportingRole {
2748     if (role_ == nil)
2749         return true;
2750     if ([role_ isEqualToString:@"enduser"])
2751         return true;
2752     if ([Role_ isEqualToString:@"User"])
2753         return false;
2754     if ([role_ isEqualToString:@"hacker"])
2755         return true;
2756     if ([Role_ isEqualToString:@"Hacker"])
2757         return false;
2758     if ([role_ isEqualToString:@"developer"])
2759         return true;
2760     if ([Role_ isEqualToString:@"Developer"])
2761         return false;
2762     _assert(false);
2763 }
2764
2765 - (BOOL) hasTag:(NSString *)tag {
2766     return tags_ == nil ? NO : [tags_ containsObject:tag];
2767 }
2768
2769 - (NSString *) primaryPurpose {
2770     for (NSString *tag in tags_)
2771         if ([tag hasPrefix:@"purpose::"])
2772             return [tag substringFromIndex:9];
2773     return nil;
2774 }
2775
2776 - (NSArray *) purposes {
2777     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2778     for (NSString *tag in tags_)
2779         if ([tag hasPrefix:@"purpose::"])
2780             [purposes addObject:[tag substringFromIndex:9]];
2781     return [purposes count] == 0 ? nil : purposes;
2782 }
2783
2784 - (bool) isCommercial {
2785     return [self hasTag:@"cydia::commercial"];
2786 }
2787
2788 - (void) setIndex:(size_t)index {
2789     if (metadata_->index_ != index)
2790         metadata_->index_ = index;
2791 }
2792
2793 - (CYString &) cyname {
2794     return name_.empty() ? id_ : name_;
2795 }
2796
2797 - (uint32_t) compareBySection:(NSArray *)sections {
2798     NSString *section([self section]);
2799     for (size_t i(0), e([sections count]); i != e; ++i) {
2800         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2801             return i;
2802     }
2803
2804     return _not(uint32_t);
2805 }
2806
2807 - (void) clear {
2808 @synchronized (database_) {
2809     pkgProblemResolver *resolver = [database_ resolver];
2810     resolver->Clear(iterator_);
2811
2812     pkgCacheFile &cache([database_ cache]);
2813     cache->SetReInstall(iterator_, false);
2814     cache->MarkKeep(iterator_, false);
2815 } }
2816
2817 - (void) install {
2818 @synchronized (database_) {
2819     pkgProblemResolver *resolver = [database_ resolver];
2820     resolver->Clear(iterator_);
2821     resolver->Protect(iterator_);
2822
2823     pkgCacheFile &cache([database_ cache]);
2824     cache->SetReInstall(iterator_, false);
2825     cache->MarkInstall(iterator_, false);
2826
2827     pkgDepCache::StateCache &state((*cache)[iterator_]);
2828     if (!state.Install())
2829         cache->SetReInstall(iterator_, true);
2830 } }
2831
2832 - (void) remove {
2833 @synchronized (database_) {
2834     pkgProblemResolver *resolver = [database_ resolver];
2835     resolver->Clear(iterator_);
2836     resolver->Remove(iterator_);
2837     resolver->Protect(iterator_);
2838
2839     pkgCacheFile &cache([database_ cache]);
2840     cache->SetReInstall(iterator_, false);
2841     cache->MarkDelete(iterator_, true);
2842 } }
2843
2844 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
2845     _profile(Package$isUnfilteredAndSearchedForBy)
2846         bool value(true);
2847
2848         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
2849             value &= [self unfiltered];
2850         _end
2851
2852         _profile(Package$isUnfilteredAndSearchedForBy$Match)
2853             value &= [self matches:search];
2854         _end
2855
2856         return value;
2857     _end
2858 }
2859
2860 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
2861     if ([search length] == 0)
2862         return false;
2863
2864     _profile(Package$isUnfilteredAndSelectedForBy)
2865         bool value(true);
2866
2867         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
2868             value &= [self unfiltered];
2869         _end
2870
2871         _profile(Package$isUnfilteredAndSelectedForBy$Match)
2872             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
2873         _end
2874
2875         return value;
2876     _end
2877 }
2878
2879 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
2880     return ![self uninstalled] && (![number boolValue] && ![role_ isEqualToString:@"cydia"] || [self unfiltered]);
2881 }
2882
2883 - (bool) isVisibleInSection:(NSString *)name {
2884     NSString *section([self section]);
2885
2886     return (
2887         name == nil ||
2888         section == nil && [name length] == 0 ||
2889         [name isEqualToString:section]
2890     ) && [self visible];
2891 }
2892
2893 - (bool) isVisibleInSource:(Source *)source {
2894     return [self source] == source && [self visible];
2895 }
2896
2897 @end
2898 /* }}} */
2899 /* Section Class {{{ */
2900 @interface Section : NSObject {
2901     NSString *name_;
2902     unichar index_;
2903     size_t row_;
2904     size_t count_;
2905     NSString *localized_;
2906 }
2907
2908 - (NSComparisonResult) compareByLocalized:(Section *)section;
2909 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
2910 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
2911 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
2912 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
2913 - (NSString *) name;
2914 - (unichar) index;
2915
2916 - (size_t) row;
2917 - (size_t) count;
2918
2919 - (void) addToRow;
2920 - (void) addToCount;
2921
2922 - (void) setCount:(size_t)count;
2923 - (NSString *) localized;
2924
2925 @end
2926
2927 @implementation Section
2928
2929 - (void) dealloc {
2930     [name_ release];
2931     if (localized_ != nil)
2932         [localized_ release];
2933     [super dealloc];
2934 }
2935
2936 - (NSComparisonResult) compareByLocalized:(Section *)section {
2937     NSString *lhs(localized_);
2938     NSString *rhs([section localized]);
2939
2940     /*if ([lhs length] != 0 && [rhs length] != 0) {
2941         unichar lhc = [lhs characterAtIndex:0];
2942         unichar rhc = [rhs characterAtIndex:0];
2943
2944         if (isalpha(lhc) && !isalpha(rhc))
2945             return NSOrderedAscending;
2946         else if (!isalpha(lhc) && isalpha(rhc))
2947             return NSOrderedDescending;
2948     }*/
2949
2950     return [lhs compare:rhs options:LaxCompareOptions_];
2951 }
2952
2953 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
2954     if ((self = [self initWithName:name localize:NO]) != nil) {
2955         if (localized != nil)
2956             localized_ = [localized retain];
2957     } return self;
2958 }
2959
2960 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
2961     return [self initWithName:name row:0 localize:localize];
2962 }
2963
2964 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
2965     if ((self = [super init]) != nil) {
2966         name_ = [name retain];
2967         index_ = '\0';
2968         row_ = row;
2969         if (localize)
2970             localized_ = [LocalizeSection(name_) retain];
2971     } return self;
2972 }
2973
2974 /* XXX: localize the index thingees */
2975 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
2976     if ((self = [super init]) != nil) {
2977         name_ = [[NSString stringWithCharacters:&index length:1] retain];
2978         index_ = index;
2979         row_ = row;
2980     } return self;
2981 }
2982
2983 - (NSString *) name {
2984     return name_;
2985 }
2986
2987 - (unichar) index {
2988     return index_;
2989 }
2990
2991 - (size_t) row {
2992     return row_;
2993 }
2994
2995 - (size_t) count {
2996     return count_;
2997 }
2998
2999 - (void) addToRow {
3000     ++row_;
3001 }
3002
3003 - (void) addToCount {
3004     ++count_;
3005 }
3006
3007 - (void) setCount:(size_t)count {
3008     count_ = count;
3009 }
3010
3011 - (NSString *) localized {
3012     return localized_;
3013 }
3014
3015 @end
3016 /* }}} */
3017
3018 static NSString *Colon_;
3019 static NSString *Elision_;
3020 static NSString *Error_;
3021 static NSString *Warning_;
3022
3023 /* Database Implementation {{{ */
3024 @implementation Database
3025
3026 + (Database *) sharedInstance {
3027     static Database *instance;
3028     if (instance == nil)
3029         instance = [[Database alloc] init];
3030     return instance;
3031 }
3032
3033 - (unsigned) era {
3034     return era_;
3035 }
3036
3037 - (void) releasePackages {
3038     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3039     CFArrayRemoveAllValues(packages_);
3040 }
3041
3042 - (void) dealloc {
3043     // XXX: actually implement this thing
3044     _assert(false);
3045     [self releasePackages];
3046     apr_pool_destroy(pool_);
3047     NSRecycleZone(zone_);
3048     [super dealloc];
3049 }
3050
3051 - (void) _readCydia:(NSNumber *)fd { _pooled
3052     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3053     std::istream is(&ib);
3054     std::string line;
3055
3056     static Pcre finish_r("^finish:([^:]*)$");
3057
3058     while (std::getline(is, line)) {
3059         const char *data(line.c_str());
3060         size_t size = line.size();
3061         lprintf("C:%s\n", data);
3062
3063         if (finish_r(data, size)) {
3064             NSString *finish = finish_r[1];
3065             int index = [Finishes_ indexOfObject:finish];
3066             if (index != INT_MAX && index > Finish_)
3067                 Finish_ = index;
3068         }
3069     }
3070
3071     _assume(false);
3072 }
3073
3074 - (void) _readStatus:(NSNumber *)fd { _pooled
3075     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3076     std::istream is(&ib);
3077     std::string line;
3078
3079     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3080     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3081
3082     while (std::getline(is, line)) {
3083         const char *data(line.c_str());
3084         size_t size(line.size());
3085         lprintf("S:%s\n", data);
3086
3087         if (conffile_r(data, size)) {
3088             [delegate_ setConfigurationData:conffile_r[1]];
3089         } else if (strncmp(data, "status: ", 8) == 0) {
3090             NSString *string = [NSString stringWithUTF8String:(data + 8)];
3091             [delegate_ setProgressTitle:string];
3092         } else if (pmstatus_r(data, size)) {
3093             std::string type([pmstatus_r[1] UTF8String]);
3094             NSString *id = pmstatus_r[2];
3095
3096             float percent([pmstatus_r[3] floatValue]);
3097             [delegate_ setProgressPercent:(percent / 100)];
3098
3099             NSString *string = pmstatus_r[4];
3100
3101             if (type == "pmerror")
3102                 [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3103                     withObject:[NSArray arrayWithObjects:string, id, nil]
3104                     waitUntilDone:YES
3105                 ];
3106             else if (type == "pmstatus") {
3107                 [delegate_ setProgressTitle:string];
3108             } else if (type == "pmconffile")
3109                 [delegate_ setConfigurationData:string];
3110             else
3111                 lprintf("E:unknown pmstatus\n");
3112         } else
3113             lprintf("E:unknown status\n");
3114     }
3115
3116     _assume(false);
3117 }
3118
3119 - (void) _readOutput:(NSNumber *)fd { _pooled
3120     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3121     std::istream is(&ib);
3122     std::string line;
3123
3124     while (std::getline(is, line)) {
3125         lprintf("O:%s\n", line.c_str());
3126         [delegate_ addProgressOutput:[NSString stringWithUTF8String:line.c_str()]];
3127     }
3128
3129     _assume(false);
3130 }
3131
3132 - (FILE *) input {
3133     return input_;
3134 }
3135
3136 - (Package *) packageWithName:(NSString *)name {
3137 @synchronized (self) {
3138     if (static_cast<pkgDepCache *>(cache_) == NULL)
3139         return nil;
3140     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3141     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3142 } }
3143
3144 - (id) init {
3145     if ((self = [super init]) != nil) {
3146         policy_ = NULL;
3147         records_ = NULL;
3148         resolver_ = NULL;
3149         fetcher_ = NULL;
3150         lock_ = NULL;
3151
3152         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3153         apr_pool_create(&pool_, NULL);
3154
3155         size_t capacity(MetaFile_->active_);
3156         if (capacity == 0)
3157             capacity = 16384;
3158         else
3159             capacity += 1024;
3160
3161         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3162
3163         int fds[2];
3164
3165         _assert(pipe(fds) != -1);
3166         cydiafd_ = fds[1];
3167
3168         _config->Set("APT::Keep-Fds::", cydiafd_);
3169         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3170
3171         [NSThread
3172             detachNewThreadSelector:@selector(_readCydia:)
3173             toTarget:self
3174             withObject:[NSNumber numberWithInt:fds[0]]
3175         ];
3176
3177         _assert(pipe(fds) != -1);
3178         statusfd_ = fds[1];
3179
3180         [NSThread
3181             detachNewThreadSelector:@selector(_readStatus:)
3182             toTarget:self
3183             withObject:[NSNumber numberWithInt:fds[0]]
3184         ];
3185
3186         _assert(pipe(fds) != -1);
3187         _assert(dup2(fds[0], 0) != -1);
3188         _assert(close(fds[0]) != -1);
3189
3190         input_ = fdopen(fds[1], "a");
3191
3192         _assert(pipe(fds) != -1);
3193         _assert(dup2(fds[1], 1) != -1);
3194         _assert(close(fds[1]) != -1);
3195
3196         [NSThread
3197             detachNewThreadSelector:@selector(_readOutput:)
3198             toTarget:self
3199             withObject:[NSNumber numberWithInt:fds[0]]
3200         ];
3201     } return self;
3202 }
3203
3204 - (pkgCacheFile &) cache {
3205     return cache_;
3206 }
3207
3208 - (pkgDepCache::Policy *) policy {
3209     return policy_;
3210 }
3211
3212 - (pkgRecords *) records {
3213     return records_;
3214 }
3215
3216 - (pkgProblemResolver *) resolver {
3217     return resolver_;
3218 }
3219
3220 - (pkgAcquire &) fetcher {
3221     return *fetcher_;
3222 }
3223
3224 - (pkgSourceList &) list {
3225     return *list_;
3226 }
3227
3228 - (NSArray *) packages {
3229     return (NSArray *) packages_;
3230 }
3231
3232 - (NSArray *) sources {
3233     NSMutableArray *sources([NSMutableArray arrayWithCapacity:sources_.size()]);
3234     for (SourceMap::const_iterator i(sources_.begin()); i != sources_.end(); ++i)
3235         [sources addObject:i->second];
3236     return sources;
3237 }
3238
3239 - (NSArray *) issues {
3240     if (cache_->BrokenCount() == 0)
3241         return nil;
3242
3243     NSMutableArray *issues([NSMutableArray arrayWithCapacity:4]);
3244
3245     for (Package *package in [self packages]) {
3246         if (![package broken])
3247             continue;
3248         pkgCache::PkgIterator pkg([package iterator]);
3249
3250         NSMutableArray *entry([NSMutableArray arrayWithCapacity:4]);
3251         [entry addObject:[package name]];
3252         [issues addObject:entry];
3253
3254         pkgCache::VerIterator ver(cache_[pkg].InstVerIter(cache_));
3255         if (ver.end())
3256             continue;
3257
3258         for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
3259             pkgCache::DepIterator start;
3260             pkgCache::DepIterator end;
3261             dep.GlobOr(start, end); // ++dep
3262
3263             if (!cache_->IsImportantDep(end))
3264                 continue;
3265             if ((cache_[end] & pkgDepCache::DepGInstall) != 0)
3266                 continue;
3267
3268             NSMutableArray *failure([NSMutableArray arrayWithCapacity:4]);
3269             [entry addObject:failure];
3270             [failure addObject:[NSString stringWithUTF8String:start.DepType()]];
3271
3272             NSString *name([NSString stringWithUTF8String:start.TargetPkg().Name()]);
3273             if (Package *package = [self packageWithName:name])
3274                 name = [package name];
3275             [failure addObject:name];
3276
3277             pkgCache::PkgIterator target(start.TargetPkg());
3278             if (target->ProvidesList != 0)
3279                 [failure addObject:@"?"];
3280             else {
3281                 pkgCache::VerIterator ver(cache_[target].InstVerIter(cache_));
3282                 if (!ver.end())
3283                     [failure addObject:[NSString stringWithUTF8String:ver.VerStr()]];
3284                 else if (!cache_[target].CandidateVerIter(cache_).end())
3285                     [failure addObject:@"-"];
3286                 else if (target->ProvidesList == 0)
3287                     [failure addObject:@"!"];
3288                 else
3289                     [failure addObject:@"%"];
3290             }
3291
3292             _forever {
3293                 if (start.TargetVer() != 0)
3294                     [failure addObject:[NSString stringWithFormat:@"%s %s", start.CompType(), start.TargetVer()]];
3295                 if (start == end)
3296                     break;
3297                 ++start;
3298             }
3299         }
3300     }
3301
3302     return issues;
3303 }
3304
3305 - (bool) popErrorWithTitle:(NSString *)title {
3306     bool fatal(false);
3307     std::string message;
3308
3309     while (!_error->empty()) {
3310         std::string error;
3311         bool warning(!_error->PopMessage(error));
3312         if (!warning)
3313             fatal = true;
3314         for (;;) {
3315             size_t size(error.size());
3316             if (size == 0 || error[size - 1] != '\n')
3317                 break;
3318             error.resize(size - 1);
3319         }
3320         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3321
3322         if (!message.empty())
3323             message += "\n\n";
3324         message += error;
3325     }
3326
3327     if (fatal && !message.empty())
3328         [delegate_ _setProgressError:[NSString stringWithUTF8String:message.c_str()] withTitle:[NSString stringWithFormat:Colon_, fatal ? Error_ : Warning_, title]];
3329
3330     return fatal;
3331 }
3332
3333 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3334     return [self popErrorWithTitle:title] || !success;
3335 }
3336
3337 - (void) reloadData { CYPoolStart() {
3338 @synchronized (self) {
3339     ++era_;
3340
3341     [self releasePackages];
3342     sources_.clear();
3343
3344     _error->Discard();
3345
3346     delete list_;
3347     list_ = NULL;
3348     manager_ = NULL;
3349     delete lock_;
3350     lock_ = NULL;
3351     delete fetcher_;
3352     fetcher_ = NULL;
3353     delete resolver_;
3354     resolver_ = NULL;
3355     delete records_;
3356     records_ = NULL;
3357     delete policy_;
3358     policy_ = NULL;
3359
3360     cache_.Close();
3361
3362     apr_pool_clear(pool_);
3363
3364     NSRecycleZone(zone_);
3365     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3366
3367     int chk(creat("/tmp/cydia.chk", 0644));
3368     if (chk != -1)
3369         close(chk);
3370
3371     NSString *title(UCLocalize("DATABASE"));
3372
3373     _trace();
3374     if (!cache_.Open(progress_, true)) { pop:
3375         std::string error;
3376         bool warning(!_error->PopMessage(error));
3377         lprintf("cache_.Open():[%s]\n", error.c_str());
3378
3379         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3380             [delegate_ repairWithSelector:@selector(configure)];
3381         else if (error == "The package lists or status file could not be parsed or opened.")
3382             [delegate_ repairWithSelector:@selector(update)];
3383         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3384         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3385         // else if (error == "The list of sources could not be read.")
3386         else
3387             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, warning ? Warning_ : Error_, title]];
3388
3389         if (warning)
3390             goto pop;
3391         _error->Discard();
3392         return;
3393     }
3394     _trace();
3395
3396     unlink("/tmp/cydia.chk");
3397
3398     now_ = [[NSDate date] timeIntervalSince1970];
3399
3400     policy_ = new pkgDepCache::Policy();
3401     records_ = new pkgRecords(cache_);
3402     resolver_ = new pkgProblemResolver(cache_);
3403     fetcher_ = new pkgAcquire(&status_);
3404     lock_ = NULL;
3405
3406     list_ = new pkgSourceList();
3407     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3408         return;
3409
3410     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3411         [delegate_ _setProgressError:@"COUNTS_NONZERO_EX" withTitle:title];
3412         return;
3413     }
3414
3415     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3416         return;
3417
3418     if (cache_->BrokenCount() != 0) {
3419         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3420             return;
3421
3422         if (cache_->BrokenCount() != 0) {
3423             [delegate_ _setProgressError:@"STILL_BROKEN_EX" withTitle:title];
3424             return;
3425         }
3426
3427         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3428             return;
3429     }
3430
3431     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3432         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3433         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3434             // XXX: this could be more intelligent
3435             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3436                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3437                 if (!cached.end())
3438                     sources_[cached->ID] = [[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease];
3439             }
3440     }
3441
3442     {
3443         /*std::vector<Package *> packages;
3444         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3445         [packages_ release];
3446         packages_ = nil;*/
3447
3448         _trace();
3449
3450         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3451             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3452                 //packages.push_back(package);
3453                 CFArrayAppendValue(packages_, [package retain]);
3454
3455         _trace();
3456
3457         /*if (packages.empty())
3458             packages_ = [[NSArray alloc] init];
3459         else
3460             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3461         _trace();*/
3462
3463         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3464         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3465         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3466
3467         /*_trace();
3468         PrintTimes();
3469         _trace();*/
3470
3471         _trace();
3472
3473         /*if (!packages.empty())
3474             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3475         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3476
3477         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3478
3479         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3480
3481         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3482
3483         _trace();
3484
3485         size_t count(CFArrayGetCount(packages_));
3486         MetaFile_->active_ = count;
3487
3488         for (size_t index(0); index != count; ++index)
3489             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3490
3491         _trace();
3492     }
3493 } } CYPoolEnd() _trace(); }
3494
3495 - (void) clear {
3496 @synchronized (self) {
3497     delete resolver_;
3498     resolver_ = new pkgProblemResolver(cache_);
3499
3500     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator) {
3501         if (!cache_[iterator].Keep()) {
3502             cache_->MarkKeep(iterator, false);
3503             cache_->SetReInstall(iterator, false);
3504         }
3505     }
3506 } }
3507
3508 - (void) configure {
3509     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3510     system([dpkg UTF8String]);
3511 }
3512
3513 - (bool) clean {
3514     // XXX: I don't remember this condition
3515     if (lock_ != NULL)
3516         return false;
3517
3518     FileFd Lock;
3519     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3520
3521     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3522
3523     if ([self popErrorWithTitle:title])
3524         return false;
3525
3526     pkgAcquire fetcher;
3527     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3528
3529     class LogCleaner :
3530         public pkgArchiveCleaner
3531     {
3532       protected:
3533         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3534             unlink(File);
3535         }
3536     } cleaner;
3537
3538     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3539         return false;
3540
3541     return true;
3542 }
3543
3544 - (bool) prepare {
3545     fetcher_->Shutdown();
3546
3547     pkgRecords records(cache_);
3548
3549     lock_ = new FileFd();
3550     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3551
3552     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3553
3554     if ([self popErrorWithTitle:title])
3555         return false;
3556
3557     pkgSourceList list;
3558     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3559         return false;
3560
3561     manager_ = (_system->CreatePM(cache_));
3562     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3563         return false;
3564
3565     return true;
3566 }
3567
3568 - (void) perform {
3569     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3570
3571     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3572         pkgSourceList list;
3573         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3574             return;
3575         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3576             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3577     }
3578
3579     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3580         _trace();
3581         return;
3582     }
3583
3584     [CydiaApp retainNetworkActivityIndicator];
3585
3586     bool failed = false;
3587     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3588         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3589             continue;
3590         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3591             continue;
3592
3593         std::string uri = (*item)->DescURI();
3594         std::string error = (*item)->ErrorText;
3595
3596         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3597         failed = true;
3598
3599         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3600             withObject:[NSArray arrayWithObjects:
3601                 [NSString stringWithUTF8String:error.c_str()],
3602             nil]
3603             waitUntilDone:YES
3604         ];
3605     }
3606
3607     [CydiaApp releaseNetworkActivityIndicator];
3608
3609     if (failed) {
3610         _trace();
3611         return;
3612     }
3613
3614     _system->UnLock();
3615     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3616
3617     if (_error->PendingError()) {
3618         _trace();
3619         return;
3620     }
3621
3622     if (result == pkgPackageManager::Failed) {
3623         _trace();
3624         return;
3625     }
3626
3627     if (result != pkgPackageManager::Completed) {
3628         _trace();
3629         return;
3630     }
3631
3632     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3633         pkgSourceList list;
3634         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3635             return;
3636         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3637             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3638     }
3639
3640     if (![before isEqualToArray:after])
3641         [self update];
3642 }
3643
3644 - (bool) upgrade {
3645     NSString *title(UCLocalize("UPGRADE"));
3646     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3647         return false;
3648     return true;
3649 }
3650
3651 - (void) update {
3652     [self updateWithStatus:status_];
3653 }
3654
3655 - (void) updateWithStatus:(Status &)status {
3656     _transient NSObject<ProgressDelegate> *delegate(status.getDelegate());
3657     NSString *title(UCLocalize("REFRESHING_DATA"));
3658
3659     pkgSourceList list;
3660     if (!list.ReadMainList())
3661         [delegate _setProgressError:@"Unable to read source list." withTitle:title];
3662
3663     FileFd lock;
3664     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3665     if ([self popErrorWithTitle:title])
3666         return;
3667
3668     if ([self popErrorWithTitle:title forOperation:ListUpdate(status, list, PulseInterval_)])
3669         /* XXX: ignore this because users suck and don't understand why refreshing is important: return */
3670         /* XXX: why the hell is an empty if statement a clang error? */ (void) 0;
3671
3672     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3673     Changed_ = true;
3674 }
3675
3676 - (void) setDelegate:(id)delegate {
3677     delegate_ = delegate;
3678     status_.setDelegate(delegate);
3679     progress_.setDelegate(delegate);
3680 }
3681
3682 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3683     SourceMap::const_iterator i(sources_.find(file->ID));
3684     return i == sources_.end() ? nil : i->second;
3685 }
3686
3687 @end
3688 /* }}} */
3689
3690 /* Confirmation Controller {{{ */
3691 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
3692     if (!iterator.end())
3693         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
3694             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
3695                 continue;
3696             pkgCache::PkgIterator package(dep.TargetPkg());
3697             if (package.end())
3698                 continue;
3699             if (strcmp(package.Name(), "mobilesubstrate") == 0)
3700                 return true;
3701         }
3702
3703     return false;
3704 }
3705 /* }}} */
3706
3707 /* Web Scripting {{{ */
3708 @interface CydiaObject : NSObject {
3709     id indirect_;
3710     _transient id delegate_;
3711 }
3712
3713 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3714 @end
3715
3716 @implementation CydiaObject
3717
3718 - (void) dealloc {
3719     [indirect_ release];
3720     [super dealloc];
3721 }
3722
3723 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3724     if ((self = [super init]) != nil) {
3725         indirect_ = [indirect retain];
3726     } return self;
3727 }
3728
3729 - (void) setDelegate:(id)delegate {
3730     delegate_ = delegate;
3731 }
3732
3733 + (NSArray *) _attributeKeys {
3734     return [NSArray arrayWithObjects:@"device", @"firewire", @"imei", @"mac", @"serial", nil];
3735 }
3736
3737 - (NSArray *) attributeKeys {
3738     return [[self class] _attributeKeys];
3739 }
3740
3741 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3742     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3743 }
3744
3745 - (NSString *) device {
3746     return [[UIDevice currentDevice] uniqueIdentifier];
3747 }
3748
3749 #if 0 // XXX: implement!
3750 - (NSString *) mac {
3751     if (![indirect_ promptForSensitive:@"Mac Address"])
3752         return nil;
3753 }
3754
3755 - (NSString *) serial {
3756     if (![indirect_ promptForSensitive:@"Serial #"])
3757         return nil;
3758 }
3759
3760 - (NSString *) firewire {
3761     if (![indirect_ promptForSensitive:@"Firewire GUID"])
3762         return nil;
3763 }
3764
3765 - (NSString *) imei {
3766     if (![indirect_ promptForSensitive:@"IMEI"])
3767         return nil;
3768 }
3769 #endif
3770
3771 + (NSString *) webScriptNameForSelector:(SEL)selector {
3772     if (selector == @selector(close))
3773         return @"close";
3774     else if (selector == @selector(getInstalledPackages))
3775         return @"getInstalledPackages";
3776     else if (selector == @selector(getPackageById:))
3777         return @"getPackageById";
3778     else if (selector == @selector(installPackages:))
3779         return @"installPackages";
3780     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
3781         return @"setButtonImage";
3782     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
3783         return @"setButtonTitle";
3784     else if (selector == @selector(setPopupHook:))
3785         return @"setPopupHook";
3786     else if (selector == @selector(setSpecial:))
3787         return @"setSpecial";
3788     else if (selector == @selector(setToken:))
3789         return @"setToken";
3790     else if (selector == @selector(setViewportWidth:))
3791         return @"setViewportWidth";
3792     else if (selector == @selector(supports:))
3793         return @"supports";
3794     else if (selector == @selector(stringWithFormat:arguments:))
3795         return @"format";
3796     else if (selector == @selector(localizedStringForKey:value:table:))
3797         return @"localize";
3798     else if (selector == @selector(du:))
3799         return @"du";
3800     else if (selector == @selector(statfs:))
3801         return @"statfs";
3802     else
3803         return nil;
3804 }
3805
3806 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
3807     return [self webScriptNameForSelector:selector] == nil;
3808 }
3809
3810 - (BOOL) supports:(NSString *)feature {
3811     return [feature isEqualToString:@"window.open"];
3812 }
3813
3814 - (NSArray *) getInstalledPackages {
3815     NSArray *packages([[Database sharedInstance] packages]);
3816     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
3817     for (Package *package in packages)
3818         if ([package installed] != nil)
3819             [installed addObject:package];
3820     return installed;
3821 }
3822
3823 - (Package *) getPackageById:(NSString *)id {
3824     Package *package([[Database sharedInstance] packageWithName:id]);
3825     [package parse];
3826     return package;
3827 }
3828
3829 - (NSArray *) statfs:(NSString *)path {
3830     struct statfs stat;
3831
3832     if (path == nil || statfs([path UTF8String], &stat) == -1)
3833         return nil;
3834
3835     return [NSArray arrayWithObjects:
3836         [NSNumber numberWithUnsignedLong:stat.f_bsize],
3837         [NSNumber numberWithUnsignedLong:stat.f_blocks],
3838         [NSNumber numberWithUnsignedLong:stat.f_bfree],
3839     nil];
3840 }
3841
3842 - (NSNumber *) du:(NSString *)path {
3843     NSNumber *value(nil);
3844
3845     int fds[2];
3846     _assert(pipe(fds) != -1);
3847
3848     pid_t pid(ExecFork());
3849     if (pid == 0) {
3850         _assert(dup2(fds[1], 1) != -1);
3851         _assert(close(fds[0]) != -1);
3852         _assert(close(fds[1]) != -1);
3853         /* XXX: this should probably not use du */
3854         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
3855         exit(1);
3856         _assert(false);
3857     }
3858
3859     _assert(close(fds[1]) != -1);
3860
3861     if (FILE *du = fdopen(fds[0], "r")) {
3862         char line[1024];
3863         while (fgets(line, sizeof(line), du) != NULL) {
3864             size_t length(strlen(line));
3865             while (length != 0 && line[length - 1] == '\n')
3866                 line[--length] = '\0';
3867             if (char *tab = strchr(line, '\t')) {
3868                 *tab = '\0';
3869                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
3870             }
3871         }
3872
3873         fclose(du);
3874     } else _assert(close(fds[0]));
3875
3876     int status;
3877   wait:
3878     if (waitpid(pid, &status, 0) == -1)
3879         if (errno == EINTR)
3880             goto wait;
3881         else _assert(false);
3882
3883     return value;
3884 }
3885
3886 - (void) close {
3887     [indirect_ close];
3888 }
3889
3890 - (void) installPackages:(NSArray *)packages {
3891     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
3892 }
3893
3894 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3895     [indirect_ setButtonImage:button withStyle:style toFunction:function];
3896 }
3897
3898 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3899     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
3900 }
3901
3902 - (void) setSpecial:(id)function {
3903     [indirect_ setSpecial:function];
3904 }
3905
3906 - (void) setToken:(NSString *)token {
3907     if (Token_ != nil)
3908         [Token_ release];
3909     Token_ = [token retain];
3910
3911     [Metadata_ setObject:Token_ forKey:@"Token"];
3912     Changed_ = true;
3913 }
3914
3915 - (void) setPopupHook:(id)function {
3916     [indirect_ setPopupHook:function];
3917 }
3918
3919 - (void) setViewportWidth:(float)width {
3920     [indirect_ setViewportWidth:width];
3921 }
3922
3923 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
3924     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
3925     unsigned count([arguments count]);
3926     id values[count];
3927     for (unsigned i(0); i != count; ++i)
3928         values[i] = [arguments objectAtIndex:i];
3929     return [[[NSString alloc] initWithFormat:format arguments:*(reinterpret_cast<va_list *>(&values))] autorelease];
3930 }
3931
3932 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
3933     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
3934         value = nil;
3935     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
3936         table = nil;
3937     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
3938 }
3939
3940 @end
3941 /* }}} */
3942
3943 /* Cydia Browser Controller {{{ */
3944 @interface CYBrowserController : BrowserController {
3945     CydiaObject *cydia_;
3946 }
3947
3948 @end
3949
3950 @implementation CYBrowserController
3951
3952 - (void) dealloc {
3953     [cydia_ release];
3954     [super dealloc];
3955 }
3956
3957 - (void) setHeaders:(NSDictionary *)headers forHost:(NSString *)host {
3958 }
3959
3960 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
3961     [super webView:view didClearWindowObject:window forFrame:frame];
3962
3963     WebDataSource *source([frame dataSource]);
3964     NSURLResponse *response([source response]);
3965     NSURL *url([response URL]);
3966     NSString *scheme([url scheme]);
3967
3968     NSHTTPURLResponse *http;
3969     if (scheme != nil && ([scheme isEqualToString:@"http"] || [scheme isEqualToString:@"https"]))
3970         http = (NSHTTPURLResponse *) response;
3971     else
3972         http = nil;
3973
3974     NSDictionary *headers([http allHeaderFields]);
3975     NSString *host([url host]);
3976     [self setHeaders:headers forHost:host];
3977
3978     if (
3979         [host isEqualToString:@"cydia.saurik.com"] ||
3980         [host hasSuffix:@".cydia.saurik.com"] ||
3981         [scheme isEqualToString:@"file"]
3982     )
3983         [window setValue:cydia_ forKey:@"cydia"];
3984 }
3985
3986 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
3987     if (System_ != NULL)
3988         [request setValue:System_ forHTTPHeaderField:@"X-System"];
3989     if (Machine_ != NULL)
3990         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
3991     if (Token_ != nil)
3992         [request setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
3993     if (Role_ != nil)
3994         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
3995 }
3996
3997 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
3998     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
3999     [self _setMoreHeaders:copy];
4000     return copy;
4001 }
4002
4003 - (void) setDelegate:(id)delegate {
4004     [super setDelegate:delegate];
4005     [cydia_ setDelegate:delegate];
4006 }
4007
4008 - (id) init {
4009     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4010         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4011
4012         WebView *webview([[webview_ _documentView] webView]);
4013
4014         Package *package([[Database sharedInstance] packageWithName:@"cydia"]);
4015
4016         NSString *application = package == nil ? @"Cydia" : [NSString
4017             stringWithFormat:@"Cydia/%@",
4018             [package installed]
4019         ];
4020
4021         if (Safari_ != nil)
4022             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4023         if (Build_ != nil)
4024             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4025         if (Product_ != nil)
4026             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4027
4028         [webview setApplicationNameForUserAgent:application];
4029     } return self;
4030 }
4031
4032 @end
4033 /* }}} */
4034
4035 /* Confirmation {{{ */
4036 @protocol ConfirmationControllerDelegate
4037 - (void) cancelAndClear:(bool)clear;
4038 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4039 - (void) queue;
4040 @end
4041
4042 @interface ConfirmationController : CYBrowserController {
4043     _transient Database *database_;
4044     UIAlertView *essential_;
4045     NSArray *changes_;
4046     NSArray *issues_;
4047     NSArray *sizes_;
4048     BOOL substrate_;
4049 }
4050
4051 - (id) initWithDatabase:(Database *)database;
4052
4053 @end
4054
4055 @implementation ConfirmationController
4056
4057 - (void) dealloc {
4058     [changes_ release];
4059     if (issues_ != nil)
4060         [issues_ release];
4061     [sizes_ release];
4062     if (essential_ != nil)
4063         [essential_ release];
4064     [super dealloc];
4065 }
4066
4067 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4068     NSString *context([alert context]);
4069
4070     if ([context isEqualToString:@"remove"]) {
4071         if (button == [alert cancelButtonIndex]) {
4072             [self dismissModalViewControllerAnimated:YES];
4073         } else if (button == [alert firstOtherButtonIndex]) {
4074             if (substrate_)
4075                 Finish_ = 2;
4076             [delegate_ confirmWithNavigationController:[self navigationController]];
4077         }
4078
4079         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4080     } else if ([context isEqualToString:@"unable"]) {
4081         [self dismissModalViewControllerAnimated:YES];
4082         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4083     } else {
4084         [super alertView:alert clickedButtonAtIndex:button];
4085     }
4086 }
4087
4088 - (void) _doContinue {
4089     [self dismissModalViewControllerAnimated:YES];
4090     [delegate_ cancelAndClear:NO];
4091 }
4092
4093 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4094     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4095     return nil;
4096 }
4097
4098 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4099     [super webView:view didClearWindowObject:window forFrame:frame];
4100     [window setValue:changes_ forKey:@"changes"];
4101     [window setValue:issues_ forKey:@"issues"];
4102     [window setValue:sizes_ forKey:@"sizes"];
4103     [window setValue:self forKey:@"queue"];
4104 }
4105
4106 - (id) initWithDatabase:(Database *)database {
4107     if ((self = [super init]) != nil) {
4108         database_ = database;
4109
4110         [[self navigationItem] setTitle:UCLocalize("CONFIRM")];
4111
4112         NSMutableArray *installing = [NSMutableArray arrayWithCapacity:16];
4113         NSMutableArray *reinstalling = [NSMutableArray arrayWithCapacity:16];
4114         NSMutableArray *upgrading = [NSMutableArray arrayWithCapacity:16];
4115         NSMutableArray *downgrading = [NSMutableArray arrayWithCapacity:16];
4116         NSMutableArray *removing = [NSMutableArray arrayWithCapacity:16];
4117
4118         bool remove(false);
4119
4120         pkgDepCache::Policy *policy([database_ policy]);
4121
4122         pkgCacheFile &cache([database_ cache]);
4123         NSArray *packages = [database_ packages];
4124         for (Package *package in packages) {
4125             pkgCache::PkgIterator iterator = [package iterator];
4126             pkgDepCache::StateCache &state(cache[iterator]);
4127
4128             NSString *name([package name]);
4129
4130             if (state.NewInstall())
4131                 [installing addObject:name];
4132             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4133                 [reinstalling addObject:name];
4134             else if (state.Upgrade())
4135                 [upgrading addObject:name];
4136             else if (state.Downgrade())
4137                 [downgrading addObject:name];
4138             else if (state.Delete()) {
4139                 if ([package essential])
4140                     remove = true;
4141                 [removing addObject:name];
4142             } else continue;
4143
4144             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4145             substrate_ |= DepSubstrate(iterator.CurrentVer());
4146         }
4147
4148         if (!remove)
4149             essential_ = nil;
4150         else if (Advanced_) {
4151             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4152
4153             essential_ = [[UIAlertView alloc]
4154                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4155                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4156                 delegate:self
4157                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4158                 otherButtonTitles:[NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")], nil
4159             ];
4160
4161             [essential_ setContext:@"remove"];
4162         } else {
4163             essential_ = [[UIAlertView alloc]
4164                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4165                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4166                 delegate:self
4167                 cancelButtonTitle:UCLocalize("OKAY")
4168                 otherButtonTitles:nil
4169             ];
4170
4171             [essential_ setContext:@"unable"];
4172         }
4173
4174         changes_ = [[NSArray alloc] initWithObjects:
4175             installing,
4176             reinstalling,
4177             upgrading,
4178             downgrading,
4179             removing,
4180         nil];
4181
4182         issues_ = [database_ issues];
4183         if (issues_ != nil)
4184             issues_ = [issues_ retain];
4185
4186         sizes_ = [[NSArray alloc] initWithObjects:
4187             SizeString([database_ fetcher].FetchNeeded()),
4188             SizeString([database_ fetcher].PartialPresent()),
4189         nil];
4190
4191         [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"confirm" ofType:@"html"]]];
4192
4193         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4194             initWithTitle:UCLocalize("CANCEL")
4195             // OLD: [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("CANCEL"), UCLocalize("QUEUE")]
4196             style:UIBarButtonItemStylePlain
4197             target:self
4198             action:@selector(cancelButtonClicked)
4199         ] autorelease]];
4200     } return self;
4201 }
4202
4203 - (void) applyRightButton {
4204 #if !AlwaysReload && !IgnoreInstall
4205     if (issues_ == nil && ![self isLoading])
4206         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4207             initWithTitle:UCLocalize("CONFIRM")
4208             style:UIBarButtonItemStylePlain
4209             target:self
4210             action:@selector(confirmButtonClicked)
4211         ] autorelease]];
4212     else
4213         [super applyRightButton];
4214 #else
4215     [[self navigationItem] setRightBarButtonItem:nil];
4216 #endif
4217 }
4218
4219 - (void) cancelButtonClicked {
4220     [self dismissModalViewControllerAnimated:YES];
4221     [delegate_ cancelAndClear:YES];
4222 }
4223
4224 #if !AlwaysReload
4225 - (void) confirmButtonClicked {
4226 #if IgnoreInstall
4227     return;
4228 #endif
4229     if (essential_ != nil)
4230         [essential_ show];
4231     else {
4232         if (substrate_)
4233             Finish_ = 2;
4234         [delegate_ confirmWithNavigationController:[self navigationController]];
4235     }
4236 }
4237 #endif
4238
4239 @end
4240 /* }}} */
4241
4242 /* Progress Data {{{ */
4243 @interface ProgressData : NSObject {
4244     SEL selector_;
4245     // XXX: should these really both be _transient?
4246     _transient id target_;
4247     _transient id object_;
4248 }
4249
4250 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
4251
4252 - (SEL) selector;
4253 - (id) target;
4254 - (id) object;
4255 @end
4256
4257 @implementation ProgressData
4258
4259 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
4260     if ((self = [super init]) != nil) {
4261         selector_ = selector;
4262         target_ = target;
4263         object_ = object;
4264     } return self;
4265 }
4266
4267 - (SEL) selector {
4268     return selector_;
4269 }
4270
4271 - (id) target {
4272     return target_;
4273 }
4274
4275 - (id) object {
4276     return object_;
4277 }
4278
4279 @end
4280 /* }}} */
4281 /* Progress Controller {{{ */
4282 @interface ProgressController : CYViewController <
4283     ConfigurationDelegate,
4284     ProgressDelegate
4285 > {
4286     _transient Database *database_;
4287     UIProgressBar *progress_;
4288     UITextView *output_;
4289     UITextLabel *status_;
4290     UIPushButton *close_;
4291     BOOL running_;
4292     SHA1SumValue springlist_;
4293     SHA1SumValue notifyconf_;
4294     NSString *title_;
4295 }
4296
4297 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
4298
4299 - (void) _retachThread;
4300 - (void) _detachNewThreadData:(ProgressData *)data;
4301 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
4302
4303 - (BOOL) isRunning;
4304
4305 @end
4306
4307 @protocol ProgressControllerDelegate
4308 - (void) progressControllerIsComplete:(ProgressController *)sender;
4309 @end
4310
4311 @implementation ProgressController
4312
4313 - (void) dealloc {
4314     [database_ setDelegate:nil];
4315     [progress_ release];
4316     [output_ release];
4317     [status_ release];
4318     [close_ release];
4319     if (title_ != nil)
4320         [title_ release];
4321     [super dealloc];
4322 }
4323
4324 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
4325     if ((self = [super init]) != nil) {
4326         database_ = database;
4327         [database_ setDelegate:self];
4328         delegate_ = delegate;
4329
4330         [[self view] setBackgroundColor:[UIColor colorWithRed:0.0f green:0.0f blue:0.0f alpha:1.0f]];
4331
4332         progress_ = [[UIProgressBar alloc] init];
4333         [progress_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4334         [progress_ setStyle:0];
4335
4336         status_ = [[UITextLabel alloc] init];
4337         [status_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4338         [status_ setColor:[UIColor whiteColor]];
4339         [status_ setBackgroundColor:[UIColor clearColor]];
4340         [status_ setCentersHorizontally:YES];
4341         //[status_ setFont:font];
4342
4343         output_ = [[UITextView alloc] init];
4344
4345         [output_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4346         //[output_ setTextFont:@"Courier New"];
4347         [output_ setFont:[[output_ font] fontWithSize:12]];
4348         [output_ setTextColor:[UIColor whiteColor]];
4349         [output_ setBackgroundColor:[UIColor clearColor]];
4350         [output_ setMarginTop:0];
4351         [output_ setAllowsRubberBanding:YES];
4352         [output_ setEditable:NO];
4353         [[self view] addSubview:output_];
4354
4355         close_ = [[UIPushButton alloc] init];
4356         [close_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4357         [close_ setAutosizesToFit:NO];
4358         [close_ setDrawsShadow:YES];
4359         [close_ setStretchBackground:YES];
4360         [close_ setEnabled:YES];
4361         [close_ setTitleFont:[UIFont boldSystemFontOfSize:22]];
4362         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:UIControlEventTouchUpInside];
4363         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
4364         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
4365     } return self;
4366 }
4367
4368 - (void) positionViews {
4369     CGRect bounds = [[self view] bounds];
4370     CGSize prgsize = [UIProgressBar defaultSize];
4371
4372     CGRect prgrect = {{
4373         (bounds.size.width - prgsize.width) / 2,
4374         bounds.size.height - prgsize.height - 20
4375     }, prgsize};
4376
4377     float closewidth = std::min(bounds.size.width - 20, 300.0f);
4378
4379     [progress_ setFrame:prgrect];
4380     [status_ setFrame:CGRectMake(
4381         10,
4382         bounds.size.height - prgsize.height - 50,
4383         bounds.size.width - 20,
4384         24
4385     )];
4386     [output_ setFrame:CGRectMake(
4387         10,
4388         20,
4389         bounds.size.width - 20,
4390         bounds.size.height - 62
4391     )];
4392     [close_ setFrame:CGRectMake(
4393         (bounds.size.width - closewidth) / 2,
4394         bounds.size.height - prgsize.height - 50,
4395         closewidth,
4396         32 + prgsize.height
4397     )];
4398 }
4399
4400 - (void) viewWillAppear:(BOOL)animated {
4401     [super viewDidAppear:animated];
4402     [[self navigationItem] setHidesBackButton:YES];
4403     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
4404
4405     [self positionViews];
4406 }
4407
4408 - (void)didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
4409     [self positionViews];
4410 }
4411
4412 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4413     NSString *context([alert context]);
4414
4415     if ([context isEqualToString:@"conffile"]) {
4416         FILE *input = [database_ input];
4417         if (button == [alert cancelButtonIndex])
4418             fprintf(input, "N\n");
4419         else if (button == [alert firstOtherButtonIndex])
4420             fprintf(input, "Y\n");
4421         fflush(input);
4422     }
4423 }
4424
4425 - (void) closeButtonPushed {
4426     running_ = NO;
4427
4428     UpdateExternalStatus(0);
4429
4430     switch (Finish_) {
4431         case 0:
4432             [self dismissModalViewControllerAnimated:YES];
4433         break;
4434
4435         case 1:
4436             [delegate_ terminateWithSuccess];
4437             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
4438                 [delegate_ suspendWithAnimation:YES];
4439             else
4440                 [delegate_ suspend];*/
4441         break;
4442
4443         case 2:
4444             system("launchctl stop com.apple.SpringBoard");
4445         break;
4446
4447         case 3:
4448             system("launchctl unload "SpringBoard_"; launchctl load "SpringBoard_);
4449         break;
4450
4451         case 4:
4452             system("reboot");
4453         break;
4454     }
4455 }
4456
4457 - (void) _retachThread {
4458     [[self navigationItem] setTitle:UCLocalize("COMPLETE")];
4459
4460     [[self view] addSubview:close_];
4461     [progress_ removeFromSuperview];
4462     [status_ removeFromSuperview];
4463
4464     [database_ popErrorWithTitle:title_];
4465     [delegate_ progressControllerIsComplete:self];
4466
4467     if (Finish_ < 4) {
4468         FileFd file;
4469         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4470             _error->Discard();
4471         else {
4472             MMap mmap(file, MMap::ReadOnly);
4473             SHA1Summation sha1;
4474             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4475             if (!(notifyconf_ == sha1.Result()))
4476                 Finish_ = 4;
4477         }
4478     }
4479
4480     if (Finish_ < 3) {
4481         FileFd file;
4482         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4483             _error->Discard();
4484         else {
4485             MMap mmap(file, MMap::ReadOnly);
4486             SHA1Summation sha1;
4487             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4488             if (!(springlist_ == sha1.Result()))
4489                 Finish_ = 3;
4490         }
4491     }
4492
4493     switch (Finish_) {
4494         case 0: [close_ setTitle:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
4495         case 1: [close_ setTitle:UCLocalize("CLOSE_CYDIA")]; break;
4496         case 2: [close_ setTitle:UCLocalize("RESTART_SPRINGBOARD")]; break;
4497         case 3: [close_ setTitle:UCLocalize("RELOAD_SPRINGBOARD")]; break;
4498         case 4: [close_ setTitle:UCLocalize("REBOOT_DEVICE")]; break;
4499     }
4500
4501     system("su -c /usr/bin/uicache mobile");
4502
4503     UpdateExternalStatus(Finish_ == 0 ? 2 : 0);
4504
4505     [delegate_ setStatusBarShowsProgress:NO];
4506 }
4507
4508 - (void) _detachNewThreadData:(ProgressData *)data { _pooled
4509     [[data target] performSelector:[data selector] withObject:[data object]];
4510     [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
4511 }
4512
4513 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
4514     UpdateExternalStatus(1);
4515
4516     if (title_ != nil)
4517         [title_ release];
4518     if (title == nil)
4519         title_ = nil;
4520     else
4521         title_ = [title retain];
4522
4523     [[self navigationItem] setTitle:title_];
4524
4525     [status_ setText:nil];
4526     [output_ setText:@""];
4527     [progress_ setProgress:0];
4528
4529     [close_ removeFromSuperview];
4530     [[self view] addSubview:progress_];
4531     [[self view] addSubview:status_];
4532
4533     [delegate_ setStatusBarShowsProgress:YES];
4534     running_ = YES;
4535
4536     {
4537         FileFd file;
4538         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4539             _error->Discard();
4540         else {
4541             MMap mmap(file, MMap::ReadOnly);
4542             SHA1Summation sha1;
4543             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4544             notifyconf_ = sha1.Result();
4545         }
4546     }
4547
4548     {
4549         FileFd file;
4550         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4551             _error->Discard();
4552         else {
4553             MMap mmap(file, MMap::ReadOnly);
4554             SHA1Summation sha1;
4555             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4556             springlist_ = sha1.Result();
4557         }
4558     }
4559
4560     [NSThread
4561         detachNewThreadSelector:@selector(_detachNewThreadData:)
4562         toTarget:self
4563         withObject:[[[ProgressData alloc]
4564             initWithSelector:selector
4565             target:target
4566             object:object
4567         ] autorelease]
4568     ];
4569 }
4570
4571 - (void) repairWithSelector:(SEL)selector {
4572     [self
4573         detachNewThreadSelector:selector
4574         toTarget:database_
4575         withObject:nil
4576         title:UCLocalize("REPAIRING")
4577     ];
4578 }
4579
4580 - (void) setConfigurationData:(NSString *)data {
4581     [self
4582         performSelectorOnMainThread:@selector(_setConfigurationData:)
4583         withObject:data
4584         waitUntilDone:YES
4585     ];
4586 }
4587
4588 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
4589     CYActionSheet *sheet([[[CYActionSheet alloc]
4590         initWithTitle:title
4591         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4592         defaultButtonIndex:0
4593     ] autorelease]);
4594
4595     [sheet setMessage:error];
4596     [sheet yieldToPopupAlertAnimated:YES];
4597     [sheet dismiss];
4598 }
4599
4600 - (void) setProgressTitle:(NSString *)title {
4601     [self
4602         performSelectorOnMainThread:@selector(_setProgressTitle:)
4603         withObject:title
4604         waitUntilDone:YES
4605     ];
4606 }
4607
4608 - (void) setProgressPercent:(float)percent {
4609     [self
4610         performSelectorOnMainThread:@selector(_setProgressPercent:)
4611         withObject:[NSNumber numberWithFloat:percent]
4612         waitUntilDone:YES
4613     ];
4614 }
4615
4616 - (void) startProgress {
4617 }
4618
4619 - (void) addProgressOutput:(NSString *)output {
4620     [self
4621         performSelectorOnMainThread:@selector(_addProgressOutput:)
4622         withObject:output
4623         waitUntilDone:YES
4624     ];
4625 }
4626
4627 - (bool) isCancelling:(size_t)received {
4628     return false;
4629 }
4630
4631 - (void) _setConfigurationData:(NSString *)data {
4632     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
4633
4634     if (!conffile_r(data)) {
4635         lprintf("E:invalid conffile\n");
4636         return;
4637     }
4638
4639     NSString *ofile = conffile_r[1];
4640     //NSString *nfile = conffile_r[2];
4641
4642     UIAlertView *alert = [[[UIAlertView alloc]
4643         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
4644         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
4645         delegate:self
4646         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
4647         otherButtonTitles:UCLocalize("ACCEPT_NEW_COPY"),
4648         // XXX: UCLocalize("SEE_WHAT_CHANGED"),
4649         nil
4650     ] autorelease];
4651
4652     [alert setContext:@"conffile"];
4653     [alert show];
4654 }
4655
4656 - (void) _setProgressTitle:(NSString *)title {
4657     NSMutableArray *words([[title componentsSeparatedByString:@" "] mutableCopy]);
4658     for (size_t i(0), e([words count]); i != e; ++i) {
4659         NSString *word([words objectAtIndex:i]);
4660         if (Package *package = [database_ packageWithName:word])
4661             [words replaceObjectAtIndex:i withObject:[package name]];
4662     }
4663
4664     [status_ setText:[words componentsJoinedByString:@" "]];
4665 }
4666
4667 - (void) _setProgressPercent:(NSNumber *)percent {
4668     [progress_ setProgress:[percent floatValue]];
4669 }
4670
4671 - (void) _addProgressOutput:(NSString *)output {
4672     [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
4673     CGSize size = [output_ contentSize];
4674     CGPoint offset = [output_ contentOffset];
4675     if (size.height - offset.y < [output_ frame].size.height + 20.f) {
4676         CGRect rect = {{0, size.height-1}, {size.width, 1}};
4677         [output_ scrollRectToVisible:rect animated:YES];
4678     }
4679 }
4680
4681 - (BOOL) isRunning {
4682     return running_;
4683 }
4684
4685 @end
4686 /* }}} */
4687
4688 /* Cell Content View {{{ */
4689 @protocol ContentDelegate
4690 - (void) drawContentRect:(CGRect)rect;
4691 @end
4692
4693 @interface ContentView : UIView {
4694     _transient id<ContentDelegate> delegate_;
4695 }
4696
4697 @end
4698
4699 @implementation ContentView
4700
4701 - (id) initWithFrame:(CGRect)frame {
4702     if ((self = [super initWithFrame:frame]) != nil) {
4703         [self setNeedsDisplayOnBoundsChange:YES];
4704     } return self;
4705 }
4706
4707 - (void) setDelegate:(id<ContentDelegate>)delegate {
4708     delegate_ = delegate;
4709 }
4710
4711 - (void) drawRect:(CGRect)rect {
4712     [super drawRect:rect];
4713     [delegate_ drawContentRect:rect];
4714 }
4715
4716 @end
4717 /* }}} */
4718 /* Cydia TableView Cell {{{ */
4719 @interface CYTableViewCell : UITableViewCell {
4720     ContentView *content_;
4721     bool highlighted_;
4722 }
4723
4724 @end
4725
4726 @implementation CYTableViewCell
4727
4728 - (void) dealloc {
4729     [content_ release];
4730     [super dealloc];
4731 }
4732
4733 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
4734     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
4735
4736     if (view == content_) {
4737         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
4738         highlighted_ = highlighted;
4739     }
4740
4741     [super _updateHighlightColorsForView:view highlighted:highlighted];
4742 }
4743
4744 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
4745     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
4746     highlighted_ = selected;
4747
4748     [super setSelected:selected animated:animated];
4749     [content_ setNeedsDisplay];
4750 }
4751
4752 @end
4753 /* }}} */
4754 /* Package Cell {{{ */
4755 @interface PackageCell : CYTableViewCell <
4756     ContentDelegate
4757 > {
4758     UIImage *icon_;
4759     NSString *name_;
4760     NSString *description_;
4761     bool commercial_;
4762     NSString *source_;
4763     UIImage *badge_;
4764     Package *package_;
4765     UIImage *placard_;
4766 }
4767
4768 - (PackageCell *) init;
4769 - (void) setPackage:(Package *)package;
4770
4771 + (int) heightForPackage:(Package *)package;
4772 - (void) drawContentRect:(CGRect)rect;
4773
4774 @end
4775
4776 @implementation PackageCell
4777
4778 - (void) clearPackage {
4779     if (icon_ != nil) {
4780         [icon_ release];
4781         icon_ = nil;
4782     }
4783
4784     if (name_ != nil) {
4785         [name_ release];
4786         name_ = nil;
4787     }
4788
4789     if (description_ != nil) {
4790         [description_ release];
4791         description_ = nil;
4792     }
4793
4794     if (source_ != nil) {
4795         [source_ release];
4796         source_ = nil;
4797     }
4798
4799     if (badge_ != nil) {
4800         [badge_ release];
4801         badge_ = nil;
4802     }
4803
4804     if (placard_ != nil) {
4805         [placard_ release];
4806         placard_ = nil;
4807     }
4808
4809     [package_ release];
4810     package_ = nil;
4811 }
4812
4813 - (void) dealloc {
4814     [self clearPackage];
4815     [super dealloc];
4816 }
4817
4818 - (PackageCell *) init {
4819     CGRect frame(CGRectMake(0, 0, 320, 74));
4820     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
4821         UIView *content([self contentView]);
4822         CGRect bounds([content bounds]);
4823
4824         content_ = [[ContentView alloc] initWithFrame:bounds];
4825         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4826         [content addSubview:content_];
4827
4828         [content_ setDelegate:self];
4829         [content_ setOpaque:YES];
4830     } return self;
4831 }
4832
4833 - (void) _setBackgroundColor {
4834     UIColor *color;
4835     if (NSString *mode = [package_ mode]) {
4836         bool remove([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]);
4837         color = remove ? RemovingColor_ : InstallingColor_;
4838     } else
4839         color = [UIColor whiteColor];
4840
4841     [content_ setBackgroundColor:color];
4842     [self setNeedsDisplay];
4843 }
4844
4845 - (void) setPackage:(Package *)package {
4846     [self clearPackage];
4847     [package parse];
4848
4849     Source *source = [package source];
4850
4851     icon_ = [[package icon] retain];
4852     name_ = [[package name] retain];
4853
4854     if (IsWildcat_)
4855         description_ = [package longDescription];
4856     if (description_ == nil)
4857         description_ = [package shortDescription];
4858     if (description_ != nil)
4859         description_ = [description_ retain];
4860
4861     commercial_ = [package isCommercial];
4862
4863     package_ = [package retain];
4864
4865     NSString *label = nil;
4866     bool trusted = false;
4867
4868     if (source != nil) {
4869         label = [source label];
4870         trusted = [source trusted];
4871     } else if ([[package id] isEqualToString:@"firmware"])
4872         label = UCLocalize("APPLE");
4873     else
4874         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
4875
4876     NSString *from(label);
4877
4878     NSString *section = [package simpleSection];
4879     if (section != nil && ![section isEqualToString:label]) {
4880         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
4881         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
4882     }
4883
4884     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
4885     source_ = [from retain];
4886
4887     if (NSString *purpose = [package primaryPurpose])
4888         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
4889             badge_ = [badge_ retain];
4890
4891     if ([package installed] != nil)
4892         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/installed.png", App_]]) != nil)
4893             placard_ = [placard_ retain];
4894
4895     [self _setBackgroundColor];
4896     [content_ setNeedsDisplay];
4897 }
4898
4899 - (void) drawContentRect:(CGRect)rect {
4900     bool highlighted(highlighted_);
4901     float width([self bounds].size.width);
4902
4903 #if 0
4904     CGContextRef context(UIGraphicsGetCurrentContext());
4905     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
4906     CGContextFillRect(context, rect);
4907 #endif
4908
4909     if (icon_ != nil) {
4910         CGRect rect;
4911         rect.size = [icon_ size];
4912
4913         rect.size.width /= 2;
4914         rect.size.height /= 2;
4915
4916         rect.origin.x = 25 - rect.size.width / 2;
4917         rect.origin.y = 25 - rect.size.height / 2;
4918
4919         [icon_ drawInRect:rect];
4920     }
4921
4922     if (badge_ != nil) {
4923         CGRect rect;
4924         rect.size = [badge_ size];
4925
4926         rect.size.width /= 2;
4927         rect.size.height /= 2;
4928
4929         rect.origin.x = 36 - rect.size.width / 2;
4930         rect.origin.y = 36 - rect.size.height / 2;
4931
4932         [badge_ drawInRect:rect];
4933     }
4934
4935     if (highlighted)
4936         UISetColor(White_);
4937
4938     if (!highlighted)
4939         UISetColor(commercial_ ? Purple_ : Black_);
4940     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
4941     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
4942
4943     if (!highlighted)
4944         UISetColor(commercial_ ? Purplish_ : Gray_);
4945     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
4946
4947     if (placard_ != nil)
4948         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
4949 }
4950
4951 + (int) heightForPackage:(Package *)package {
4952     return 73;
4953 }
4954
4955 @end
4956 /* }}} */
4957 /* Section Cell {{{ */
4958 @interface SectionCell : CYTableViewCell <
4959     ContentDelegate
4960 > {
4961     NSString *basic_;
4962     NSString *section_;
4963     NSString *name_;
4964     NSString *count_;
4965     UIImage *icon_;
4966     UISwitch *switch_;
4967     BOOL editing_;
4968 }
4969
4970 - (void) setSection:(Section *)section editing:(BOOL)editing;
4971
4972 @end
4973
4974 @implementation SectionCell
4975
4976 - (void) clearSection {
4977     if (basic_ != nil) {
4978         [basic_ release];
4979         basic_ = nil;
4980     }
4981
4982     if (section_ != nil) {
4983         [section_ release];
4984         section_ = nil;
4985     }
4986
4987     if (name_ != nil) {
4988         [name_ release];
4989         name_ = nil;
4990     }
4991
4992     if (count_ != nil) {
4993         [count_ release];
4994         count_ = nil;
4995     }
4996 }
4997
4998 - (void) dealloc {
4999     [self clearSection];
5000     [icon_ release];
5001     [switch_ release];
5002     [super dealloc];
5003 }
5004
5005 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5006     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5007         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5008         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5009         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5010
5011         UIView *content([self contentView]);
5012         CGRect bounds([content bounds]);
5013
5014         content_ = [[ContentView alloc] initWithFrame:bounds];
5015         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5016         [content addSubview:content_];
5017         [content_ setBackgroundColor:[UIColor whiteColor]];
5018
5019         [content_ setDelegate:self];
5020     } return self;
5021 }
5022
5023 - (void) onSwitch:(id)sender {
5024     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5025     if (metadata == nil) {
5026         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5027         [Sections_ setObject:metadata forKey:basic_];
5028     }
5029
5030     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5031     Changed_ = true;
5032 }
5033
5034 - (void) setSection:(Section *)section editing:(BOOL)editing {
5035     if (editing != editing_) {
5036         if (editing_)
5037             [switch_ removeFromSuperview];
5038         else
5039             [self addSubview:switch_];
5040         editing_ = editing;
5041     }
5042
5043     [self clearSection];
5044
5045     if (section == nil) {
5046         name_ = [UCLocalize("ALL_PACKAGES") retain];
5047         count_ = nil;
5048     } else {
5049         basic_ = [section name];
5050         if (basic_ != nil)
5051             basic_ = [basic_ retain];
5052
5053         section_ = [section localized];
5054         if (section_ != nil)
5055             section_ = [section_ retain];
5056
5057         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5058         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5059
5060         if (editing_)
5061             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5062     }
5063
5064     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5065     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5066
5067     [content_ setNeedsDisplay];
5068 }
5069
5070 - (void) setFrame:(CGRect)frame {
5071     [super setFrame:frame];
5072
5073     CGRect rect([switch_ frame]);
5074     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5075 }
5076
5077 - (void) drawContentRect:(CGRect)rect {
5078     bool highlighted(highlighted_);
5079
5080     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5081
5082     if (highlighted)
5083         UISetColor(White_);
5084
5085     float width(rect.size.width);
5086     if (editing_)
5087         width -= 87;
5088
5089     if (!highlighted)
5090         UISetColor(Black_);
5091     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5092
5093     CGSize size = [count_ sizeWithFont:Font14_];
5094
5095     UISetColor(White_);
5096     if (count_ != nil)
5097         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5098 }
5099
5100 @end
5101 /* }}} */
5102
5103 /* File Table {{{ */
5104 @interface FileTable : CYViewController <
5105     UITableViewDataSource,
5106     UITableViewDelegate
5107 > {
5108     _transient Database *database_;
5109     Package *package_;
5110     NSString *name_;
5111     NSMutableArray *files_;
5112     UITableView *list_;
5113 }
5114
5115 - (id) initWithDatabase:(Database *)database;
5116 - (void) setPackage:(Package *)package;
5117
5118 @end
5119
5120 @implementation FileTable
5121
5122 - (void) dealloc {
5123     if (package_ != nil)
5124         [package_ release];
5125     if (name_ != nil)
5126         [name_ release];
5127     [files_ release];
5128     [list_ release];
5129     [super dealloc];
5130 }
5131
5132 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5133     return files_ == nil ? 0 : [files_ count];
5134 }
5135
5136 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5137     return 24.0f;
5138 }*/
5139
5140 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5141     static NSString *reuseIdentifier = @"Cell";
5142
5143     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5144     if (cell == nil) {
5145         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5146         [cell setFont:[UIFont systemFontOfSize:16]];
5147     }
5148     [cell setText:[files_ objectAtIndex:indexPath.row]];
5149     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5150
5151     return cell;
5152 }
5153
5154 - (id) initWithDatabase:(Database *)database {
5155     if ((self = [super init]) != nil) {
5156         database_ = database;
5157
5158         [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5159
5160         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5161
5162         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5163         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5164         [list_ setRowHeight:24.0f];
5165         [[self view] addSubview:list_];
5166
5167         [list_ setDataSource:self];
5168         [list_ setDelegate:self];
5169     } return self;
5170 }
5171
5172 - (void) setPackage:(Package *)package {
5173     if (package_ != nil) {
5174         [package_ autorelease];
5175         package_ = nil;
5176     }
5177
5178     if (name_ != nil) {
5179         [name_ release];
5180         name_ = nil;
5181     }
5182
5183     [files_ removeAllObjects];
5184
5185     if (package != nil) {
5186         package_ = [package retain];
5187         name_ = [[package id] retain];
5188
5189         if (NSArray *files = [package files])
5190             [files_ addObjectsFromArray:files];
5191
5192         if ([files_ count] != 0) {
5193             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5194                 [files_ removeObjectAtIndex:0];
5195             [files_ sortUsingSelector:@selector(compareByPath:)];
5196
5197             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5198             [stack addObject:@"/"];
5199
5200             for (int i(0), e([files_ count]); i != e; ++i) {
5201                 NSString *file = [files_ objectAtIndex:i];
5202                 while (![file hasPrefix:[stack lastObject]])
5203                     [stack removeLastObject];
5204                 NSString *directory = [stack lastObject];
5205                 [stack addObject:[file stringByAppendingString:@"/"]];
5206                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5207                     ([stack count] - 2) * 3, "",
5208                     [file substringFromIndex:[directory length]]
5209                 ]];
5210             }
5211         }
5212     }
5213
5214     [list_ reloadData];
5215 }
5216
5217 - (void) reloadData {
5218     [self setPackage:[database_ packageWithName:name_]];
5219 }
5220
5221 @end
5222 /* }}} */
5223 /* Package Controller {{{ */
5224 @interface PackageController : CYBrowserController <
5225     UIActionSheetDelegate
5226 > {
5227     _transient Database *database_;
5228     Package *package_;
5229     NSString *name_;
5230     bool commercial_;
5231     NSMutableArray *buttons_;
5232     UIBarButtonItem *button_;
5233 }
5234
5235 - (id) initWithDatabase:(Database *)database;
5236 - (void) setPackage:(Package *)package;
5237
5238 @end
5239
5240 @implementation PackageController
5241
5242 - (void) dealloc {
5243     if (package_ != nil)
5244         [package_ release];
5245     if (name_ != nil)
5246         [name_ release];
5247
5248     [buttons_ release];
5249
5250     if (button_ != nil)
5251         [button_ release];
5252
5253     [super dealloc];
5254 }
5255
5256 - (void) release {
5257     if ([self retainCount] == 1)
5258         [delegate_ setPackageController:self];
5259     [super release];
5260 }
5261
5262 /* XXX: this is not safe at all... localization of /fail/ */
5263 - (void) _clickButtonWithName:(NSString *)name {
5264     if ([name isEqualToString:UCLocalize("CLEAR")])
5265         [delegate_ clearPackage:package_];
5266     else if ([name isEqualToString:UCLocalize("INSTALL")])
5267         [delegate_ installPackage:package_];
5268     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5269         [delegate_ installPackage:package_];
5270     else if ([name isEqualToString:UCLocalize("REMOVE")])
5271         [delegate_ removePackage:package_];
5272     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5273         [delegate_ installPackage:package_];
5274     else _assert(false);
5275 }
5276
5277 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5278     NSString *context([sheet context]);
5279
5280     if ([context isEqualToString:@"modify"]) {
5281         if (button != [sheet cancelButtonIndex]) {
5282             NSString *buttonName = [buttons_ objectAtIndex:button];
5283             [self _clickButtonWithName:buttonName];
5284         }
5285
5286         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5287     }
5288 }
5289
5290 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5291     [super webView:view didClearWindowObject:window forFrame:frame];
5292     [window setValue:package_ forKey:@"package"];
5293 }
5294
5295 - (bool) _allowJavaScriptPanel {
5296     return commercial_;
5297 }
5298
5299 #if !AlwaysReload
5300 - (void) _customButtonClicked {
5301     int count([buttons_ count]);
5302     if (count == 0)
5303         return;
5304
5305     if (count == 1)
5306         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5307     else {
5308         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5309         [buttons addObjectsFromArray:buttons_];
5310
5311         UIActionSheet *sheet = [[[UIActionSheet alloc]
5312             initWithTitle:nil
5313             delegate:self
5314             cancelButtonTitle:nil
5315             destructiveButtonTitle:nil
5316             otherButtonTitles:nil
5317         ] autorelease];
5318
5319         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5320         if (!IsWildcat_) {
5321            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5322            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5323         }
5324         [sheet setContext:@"modify"];
5325
5326         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5327     }
5328 }
5329
5330 // We don't want to allow non-commercial packages to do custom things to the install button,
5331 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5332 - (void) customButtonClicked {
5333     if (commercial_)
5334         [super customButtonClicked];
5335     else
5336         [self _customButtonClicked];
5337 }
5338
5339 - (void) reloadButtonClicked {
5340     // Don't reload a package view by clicking the button.
5341 }
5342
5343 - (void) applyLoadingTitle {
5344     // Don't show "Loading" as the title. Ever.
5345 }
5346
5347 - (UIBarButtonItem *) rightButton {
5348     return button_;
5349 }
5350 #endif
5351
5352 - (id) initWithDatabase:(Database *)database {
5353     if ((self = [super init]) != nil) {
5354         database_ = database;
5355         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5356         [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"package" ofType:@"html"]]];
5357     } return self;
5358 }
5359
5360 - (void) setPackage:(Package *)package {
5361     if (package_ != nil) {
5362         [package_ autorelease];
5363         package_ = nil;
5364     }
5365
5366     if (name_ != nil) {
5367         [name_ release];
5368         name_ = nil;
5369     }
5370
5371     [buttons_ removeAllObjects];
5372
5373     if (package != nil) {
5374         [package parse];
5375
5376         package_ = [package retain];
5377         name_ = [[package id] retain];
5378         commercial_ = [package isCommercial];
5379
5380         if ([package_ mode] != nil)
5381             [buttons_ addObject:UCLocalize("CLEAR")];
5382         if ([package_ source] == nil);
5383         else if ([package_ upgradableAndEssential:NO])
5384             [buttons_ addObject:UCLocalize("UPGRADE")];
5385         else if ([package_ uninstalled])
5386             [buttons_ addObject:UCLocalize("INSTALL")];
5387         else
5388             [buttons_ addObject:UCLocalize("REINSTALL")];
5389         if (![package_ uninstalled])
5390             [buttons_ addObject:UCLocalize("REMOVE")];
5391     }
5392
5393     if (button_ != nil)
5394         [button_ release];
5395
5396     NSString *title;
5397     switch ([buttons_ count]) {
5398         case 0: title = nil; break;
5399         case 1: title = [buttons_ objectAtIndex:0]; break;
5400         default: title = UCLocalize("MODIFY"); break;
5401     }
5402
5403     button_ = [[UIBarButtonItem alloc]
5404         initWithTitle:title
5405         style:UIBarButtonItemStylePlain
5406         target:self
5407         action:@selector(customButtonClicked)
5408     ];
5409
5410     [self reloadURL];
5411 }
5412
5413 - (bool) isLoading {
5414     return commercial_ ? [super isLoading] : false;
5415 }
5416
5417 - (void) reloadData {
5418     [self setPackage:[database_ packageWithName:name_]];
5419 }
5420
5421 @end
5422 /* }}} */
5423 /* Package Table {{{ */
5424 @interface PackageTable : UIView <
5425     UITableViewDataSource,
5426     UITableViewDelegate
5427 > {
5428     _transient Database *database_;
5429     unsigned era_;
5430     NSMutableArray *packages_;
5431     NSMutableArray *sections_;
5432     UITableView *list_;
5433     NSMutableArray *index_;
5434     NSMutableDictionary *indices_;
5435     // XXX: this target_ seems to be delegate_. :(
5436     _transient id target_;
5437     SEL action_;
5438     // XXX: why do we even have this delegate_?
5439     _transient id delegate_;
5440 }
5441
5442 - (id) initWithFrame:(CGRect)frame database:(Database *)database target:(id)target action:(SEL)action;
5443
5444 - (void) setDelegate:(id)delegate;
5445
5446 - (void) reloadData;
5447 - (void) resetCursor;
5448
5449 - (UITableView *) list;
5450
5451 - (void) setShouldHideHeaderInShortLists:(BOOL)hide;
5452
5453 - (void) deselectWithAnimation:(BOOL)animated;
5454
5455 @end
5456
5457 @implementation PackageTable
5458
5459 - (void) dealloc {
5460     [packages_ release];
5461     [sections_ release];
5462     [list_ release];
5463     [index_ release];
5464     [indices_ release];
5465
5466     [super dealloc];
5467 }
5468
5469 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
5470     NSInteger count([sections_ count]);
5471     return count == 0 ? 1 : count;
5472 }
5473
5474 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
5475     if ([sections_ count] == 0)
5476         return nil;
5477     return [[sections_ objectAtIndex:section] name];
5478 }
5479
5480 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
5481     if ([sections_ count] == 0)
5482         return 0;
5483     return [[sections_ objectAtIndex:section] count];
5484 }
5485
5486 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
5487 @synchronized (database_) {
5488     if ([database_ era] != era_)
5489         return nil;
5490
5491     Section *section([sections_ objectAtIndex:[path section]]);
5492     NSInteger row([path row]);
5493     Package *package([packages_ objectAtIndex:([section row] + row)]);
5494     return [[package retain] autorelease];
5495 } }
5496
5497 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
5498     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
5499     if (cell == nil)
5500         cell = [[[PackageCell alloc] init] autorelease];
5501     [cell setPackage:[self packageAtIndexPath:path]];
5502     return cell;
5503 }
5504
5505 - (void) deselectWithAnimation:(BOOL)animated {
5506     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
5507 }
5508
5509 /*- (CGFloat) tableView:(UITableView *)table heightForRowAtIndexPath:(NSIndexPath *)path {
5510     return [PackageCell heightForPackage:[self packageAtIndexPath:path]];
5511 }*/
5512
5513 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
5514     Package *package([self packageAtIndexPath:path]);
5515     package = [database_ packageWithName:[package id]];
5516     [target_ performSelector:action_ withObject:package];
5517     return path;
5518 }
5519
5520 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
5521     return [packages_ count] > 20 ? index_ : nil;
5522 }
5523
5524 - (NSInteger)tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
5525     return index;
5526 }
5527
5528 - (id) initWithFrame:(CGRect)frame database:(Database *)database target:(id)target action:(SEL)action {
5529     if ((self = [super initWithFrame:frame]) != nil) {
5530         database_ = database;
5531
5532         target_ = target;
5533         action_ = action;
5534
5535         index_ = [[NSMutableArray alloc] initWithCapacity:32];
5536         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
5537
5538         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
5539         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
5540
5541         list_ = [[UITableView alloc] initWithFrame:[self bounds] style:UITableViewStylePlain];
5542         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5543         [list_ setRowHeight:73.0f];
5544         [self addSubview:list_];
5545
5546         [list_ setDataSource:self];
5547         [list_ setDelegate:self];
5548     } return self;
5549 }
5550
5551 - (void) setDelegate:(id)delegate {
5552     delegate_ = delegate;
5553 }
5554
5555 - (bool) hasPackage:(Package *)package {
5556     return true;
5557 }
5558
5559 - (void) reloadData {
5560     era_ = [database_ era];
5561     NSArray *packages = [database_ packages];
5562
5563     [packages_ removeAllObjects];
5564     [sections_ removeAllObjects];
5565
5566     _profile(PackageTable$reloadData$Filter)
5567         for (Package *package in packages)
5568             if ([self hasPackage:package])
5569                 [packages_ addObject:package];
5570     _end
5571
5572     [index_ removeAllObjects];
5573     [indices_ removeAllObjects];
5574
5575     Section *section = nil;
5576
5577     _profile(PackageTable$reloadData$Section)
5578         for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
5579             Package *package;
5580             unichar index;
5581
5582             _profile(PackageTable$reloadData$Section$Package)
5583                 package = [packages_ objectAtIndex:offset];
5584                 index = [package index];
5585             _end
5586
5587             if (section == nil || [section index] != index) {
5588                 _profile(PackageTable$reloadData$Section$Allocate)
5589                     section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
5590                 _end
5591
5592                 [index_ addObject:[section name]];
5593                 //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
5594
5595                 _profile(PackageTable$reloadData$Section$Add)
5596                     [sections_ addObject:section];
5597                 _end
5598             }
5599
5600             [section addToCount];
5601         }
5602     _end
5603
5604     _profile(PackageTable$reloadData$List)
5605         [list_ reloadData];
5606     _end
5607 }
5608
5609 - (void) resetCursor {
5610     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
5611 }
5612
5613 - (UITableView *) list {
5614     return list_;
5615 }
5616
5617 - (void) setShouldHideHeaderInShortLists:(BOOL)hide {
5618     //XXX:[list_ setShouldHideHeaderInShortLists:hide];
5619 }
5620
5621 @end
5622 /* }}} */
5623 /* Filtered Package Table {{{ */
5624 @interface FilteredPackageTable : PackageTable {
5625     SEL filter_;
5626     IMP imp_;
5627     id object_;
5628 }
5629
5630 - (void) setObject:(id)object;
5631 - (void) setObject:(id)object forFilter:(SEL)filter;
5632
5633 - (id) initWithFrame:(CGRect)frame database:(Database *)database target:(id)target action:(SEL)action filter:(SEL)filter with:(id)object;
5634
5635 @end
5636
5637 @implementation FilteredPackageTable
5638
5639 - (void) dealloc {
5640     if (object_ != nil)
5641         [object_ release];
5642     [super dealloc];
5643 }
5644
5645 - (void) setFilter:(SEL)filter {
5646     filter_ = filter;
5647
5648     /* XXX: this is an unsafe optimization of doomy hell */
5649     Method method(class_getInstanceMethod([Package class], filter));
5650     _assert(method != NULL);
5651     imp_ = method_getImplementation(method);
5652     _assert(imp_ != NULL);
5653 }
5654
5655 - (void) setObject:(id)object {
5656     if (object_ != nil)
5657         [object_ release];
5658     if (object == nil)
5659         object_ = nil;
5660     else
5661         object_ = [object retain];
5662 }
5663
5664 - (void) setObject:(id)object forFilter:(SEL)filter {
5665     [self setFilter:filter];
5666     [self setObject:object];
5667 }
5668
5669 - (bool) hasPackage:(Package *)package {
5670     _profile(FilteredPackageTable$hasPackage)
5671         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
5672     _end
5673 }
5674
5675 - (id) initWithFrame:(CGRect)frame database:(Database *)database target:(id)target action:(SEL)action filter:(SEL)filter with:(id)object {
5676     if ((self = [super initWithFrame:frame database:database target:target action:action]) != nil) {
5677         [self setFilter:filter];
5678         object_ = [object retain];
5679         [self reloadData];
5680     } return self;
5681 }
5682
5683 @end
5684 /* }}} */
5685
5686 /* Filtered Package Controller {{{ */
5687 @interface FilteredPackageController : CYViewController {
5688     _transient Database *database_;
5689     FilteredPackageTable *packages_;
5690     NSString *title_;
5691 }
5692
5693 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
5694
5695 @end
5696
5697 @implementation FilteredPackageController
5698
5699 - (void) dealloc {
5700     [packages_ release];
5701     [title_ release];
5702
5703     [super dealloc];
5704 }
5705
5706 - (void) viewDidAppear:(BOOL)animated {
5707     [super viewDidAppear:animated];
5708     [packages_ deselectWithAnimation:animated];
5709 }
5710
5711 - (void) didSelectPackage:(Package *)package {
5712     PackageController *view([delegate_ packageController]);
5713     [view setPackage:package];
5714     [view setDelegate:delegate_];
5715     [[self navigationController] pushViewController:view animated:YES];
5716 }
5717
5718 - (NSString *) title { return title_; }
5719
5720 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
5721     if ((self = [super init]) != nil) {
5722         database_ = database;
5723         title_ = [title copy];
5724         [[self navigationItem] setTitle:title_];
5725
5726         packages_ = [[FilteredPackageTable alloc]
5727             initWithFrame:[[self view] bounds]
5728             database:database
5729             target:self
5730             action:@selector(didSelectPackage:)
5731             filter:filter
5732             with:object
5733         ];
5734
5735         [packages_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5736         [[self view] addSubview:packages_];
5737     } return self;
5738 }
5739
5740 - (void) reloadData {
5741     [packages_ reloadData];
5742 }
5743
5744 - (void) setDelegate:(id)delegate {
5745     [super setDelegate:delegate];
5746     [packages_ setDelegate:delegate];
5747 }
5748
5749 @end
5750
5751 /* }}} */
5752
5753 /* Add Source Controller {{{ */
5754 @interface AddSourceController : CYViewController {
5755     _transient Database *database_;
5756 }
5757
5758 - (id) initWithDatabase:(Database *)database;
5759
5760 @end
5761
5762 @implementation AddSourceController
5763
5764 - (id) initWithDatabase:(Database *)database {
5765     if ((self = [super init]) != nil) {
5766         database_ = database;
5767     } return self;
5768 }
5769
5770 @end
5771 /* }}} */
5772 /* Source Cell {{{ */
5773 @interface SourceCell : CYTableViewCell <
5774     ContentDelegate
5775 > {
5776     UIImage *icon_;
5777     NSString *origin_;
5778     NSString *description_;
5779     NSString *label_;
5780 }
5781
5782 - (void) setSource:(Source *)source;
5783
5784 @end
5785
5786 @implementation SourceCell
5787
5788 - (void) clearSource {
5789     [icon_ release];
5790     [origin_ release];
5791     [description_ release];
5792     [label_ release];
5793
5794     icon_ = nil;
5795     origin_ = nil;
5796     description_ = nil;
5797     label_ = nil;
5798 }
5799
5800 - (void) setSource:(Source *)source {
5801     [self clearSource];
5802
5803     if (icon_ == nil)
5804         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
5805     if (icon_ == nil)
5806         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
5807     icon_ = [icon_ retain];
5808
5809     origin_ = [[source name] retain];
5810     label_ = [[source uri] retain];
5811     description_ = [[source description] retain];
5812
5813     [content_ setNeedsDisplay];
5814 }
5815
5816 - (void) dealloc {
5817     [self clearSource];
5818     [super dealloc];
5819 }
5820
5821 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5822     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5823         UIView *content([self contentView]);
5824         CGRect bounds([content bounds]);
5825
5826         content_ = [[ContentView alloc] initWithFrame:bounds];
5827         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5828         [content_ setBackgroundColor:[UIColor whiteColor]];
5829         [content addSubview:content_];
5830
5831         [content_ setDelegate:self];
5832         [content_ setOpaque:YES];
5833     } return self;
5834 }
5835
5836 - (void) drawContentRect:(CGRect)rect {
5837     bool highlighted(highlighted_);
5838     float width(rect.size.width);
5839
5840     if (icon_ != nil)
5841         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
5842
5843     if (highlighted)
5844         UISetColor(White_);
5845
5846     if (!highlighted)
5847         UISetColor(Black_);
5848     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5849
5850     if (!highlighted)
5851         UISetColor(Blue_);
5852     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5853
5854     if (!highlighted)
5855         UISetColor(Gray_);
5856     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 40) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5857 }
5858
5859 @end
5860 /* }}} */
5861 /* Source Table {{{ */
5862 @interface SourceTable : CYViewController <
5863     UITableViewDataSource,
5864     UITableViewDelegate
5865 > {
5866     _transient Database *database_;
5867     UITableView *list_;
5868     NSMutableArray *sources_;
5869     int offset_;
5870
5871     NSString *href_;
5872     UIProgressHUD *hud_;
5873     NSError *error_;
5874
5875     //NSURLConnection *installer_;
5876     NSURLConnection *trivial_;
5877     NSURLConnection *trivial_bz2_;
5878     NSURLConnection *trivial_gz_;
5879     //NSURLConnection *automatic_;
5880
5881     BOOL cydia_;
5882 }
5883
5884 - (id) initWithDatabase:(Database *)database;
5885
5886 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
5887
5888 @end
5889
5890 @implementation SourceTable
5891
5892 - (void) _releaseConnection:(NSURLConnection *)connection {
5893     if (connection != nil) {
5894         [connection cancel];
5895         //[connection setDelegate:nil];
5896         [connection release];
5897     }
5898 }
5899
5900 - (void) dealloc {
5901     if (href_ != nil)
5902         [href_ release];
5903     if (hud_ != nil)
5904         [hud_ release];
5905     if (error_ != nil)
5906         [error_ release];
5907
5908     //[self _releaseConnection:installer_];
5909     [self _releaseConnection:trivial_];
5910     [self _releaseConnection:trivial_gz_];
5911     [self _releaseConnection:trivial_bz2_];
5912     //[self _releaseConnection:automatic_];
5913
5914     [sources_ release];
5915     [list_ release];
5916     [super dealloc];
5917 }
5918
5919 - (void) viewDidAppear:(BOOL)animated {
5920     [super viewDidAppear:animated];
5921     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
5922 }
5923
5924 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
5925     return offset_ == 0 ? 1 : 2;
5926 }
5927
5928 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
5929     switch (section + (offset_ == 0 ? 1 : 0)) {
5930         case 0: return UCLocalize("ENTERED_BY_USER");
5931         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
5932
5933         _nodefault
5934     }
5935 }
5936
5937 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5938     int count = [sources_ count];
5939     switch (section) {
5940         case 0: return (offset_ == 0 ? count : offset_);
5941         case 1: return count - offset_;
5942
5943         _nodefault
5944     }
5945 }
5946
5947 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
5948     unsigned idx = 0;
5949     switch (indexPath.section) {
5950         case 0: idx = indexPath.row; break;
5951         case 1: idx = indexPath.row + offset_; break;
5952
5953         _nodefault
5954     }
5955     return [sources_ objectAtIndex:idx];
5956 }
5957
5958 - (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5959     Source *source = [self sourceAtIndexPath:indexPath];
5960     return [source description] == nil ? 56 : 73;
5961 }
5962
5963 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5964     static NSString *cellIdentifier = @"SourceCell";
5965
5966     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
5967     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
5968     [cell setSource:[self sourceAtIndexPath:indexPath]];
5969
5970     return cell;
5971 }
5972
5973 - (UITableViewCellAccessoryType) tableView:(UITableView *)tableView accessoryTypeForRowWithIndexPath:(NSIndexPath *)indexPath {
5974     return UITableViewCellAccessoryDisclosureIndicator;
5975 }
5976
5977 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
5978     Source *source = [self sourceAtIndexPath:indexPath];
5979
5980     FilteredPackageController *packages = [[[FilteredPackageController alloc]
5981         initWithDatabase:database_
5982         title:[source label]
5983         filter:@selector(isVisibleInSource:)
5984         with:source
5985     ] autorelease];
5986
5987     [packages setDelegate:delegate_];
5988
5989     [[self navigationController] pushViewController:packages animated:YES];
5990 }
5991
5992 - (BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
5993     Source *source = [self sourceAtIndexPath:indexPath];
5994     return [source record] != nil;
5995 }
5996
5997 - (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
5998     Source *source = [self sourceAtIndexPath:indexPath];
5999     [Sources_ removeObjectForKey:[source key]];
6000     [delegate_ syncData];
6001 }
6002
6003 - (void) complete {
6004     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
6005         @"deb", @"Type",
6006         href_, @"URI",
6007         @"./", @"Distribution",
6008     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href_]];
6009
6010     [delegate_ syncData];
6011 }
6012
6013 - (NSString *) getWarning {
6014     NSString *href(href_);
6015     NSRange colon([href rangeOfString:@"://"]);
6016     if (colon.location != NSNotFound)
6017         href = [href substringFromIndex:(colon.location + 3)];
6018     href = [href stringByAddingPercentEscapes];
6019     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
6020     href = [href stringByCachingURLWithCurrentCDN];
6021
6022     NSURL *url([NSURL URLWithString:href]);
6023
6024     NSStringEncoding encoding;
6025     NSError *error(nil);
6026
6027     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
6028         return [warning length] == 0 ? nil : warning;
6029     return nil;
6030 }
6031
6032 - (void) _endConnection:(NSURLConnection *)connection {
6033     // XXX: the memory management in this method is horribly awkward
6034
6035     NSURLConnection **field = NULL;
6036     if (connection == trivial_)
6037         field = &trivial_;
6038     else if (connection == trivial_bz2_)
6039         field = &trivial_bz2_;
6040     else if (connection == trivial_gz_)
6041         field = &trivial_gz_;
6042     _assert(field != NULL);
6043     [connection release];
6044     *field = nil;
6045
6046     if (
6047         trivial_ == nil &&
6048         trivial_bz2_ == nil &&
6049         trivial_gz_ == nil
6050     ) {
6051         bool defer(false);
6052
6053         if (cydia_) {
6054             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
6055                 defer = true;
6056
6057                 UIAlertView *alert = [[[UIAlertView alloc]
6058                     initWithTitle:UCLocalize("SOURCE_WARNING")
6059                     message:warning
6060                     delegate:self
6061                     cancelButtonTitle:UCLocalize("CANCEL")
6062                     otherButtonTitles:UCLocalize("ADD_ANYWAY"), nil
6063                 ] autorelease];
6064
6065                 [alert setContext:@"warning"];
6066                 [alert setNumberOfRows:1];
6067                 [alert show];
6068             } else
6069                 [self complete];
6070         } else if (error_ != nil) {
6071             UIAlertView *alert = [[[UIAlertView alloc]
6072                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
6073                 message:[error_ localizedDescription]
6074                 delegate:self
6075                 cancelButtonTitle:UCLocalize("OK")
6076                 otherButtonTitles:nil
6077             ] autorelease];
6078
6079             [alert setContext:@"urlerror"];
6080             [alert show];
6081         } else {
6082             UIAlertView *alert = [[[UIAlertView alloc]
6083                 initWithTitle:UCLocalize("NOT_REPOSITORY")
6084                 message:UCLocalize("NOT_REPOSITORY_EX")
6085                 delegate:self
6086                 cancelButtonTitle:UCLocalize("OK")
6087                 otherButtonTitles:nil
6088             ] autorelease];
6089
6090             [alert setContext:@"trivial"];
6091             [alert show];
6092         }
6093
6094         [delegate_ setStatusBarShowsProgress:NO];
6095         [delegate_ removeProgressHUD:hud_];
6096
6097         [hud_ autorelease];
6098         hud_ = nil;
6099
6100         if (!defer) {
6101             [href_ release];
6102             href_ = nil;
6103         }
6104
6105         if (error_ != nil) {
6106             [error_ release];
6107             error_ = nil;
6108         }
6109     }
6110 }
6111
6112 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
6113     switch ([response statusCode]) {
6114         case 200:
6115             cydia_ = YES;
6116     }
6117 }
6118
6119 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
6120     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
6121     if (error_ != nil)
6122         error_ = [error retain];
6123     [self _endConnection:connection];
6124 }
6125
6126 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
6127     [self _endConnection:connection];
6128 }
6129
6130 - (NSString *) title { return UCLocalize("SOURCES"); }
6131
6132 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
6133     NSMutableURLRequest *request = [NSMutableURLRequest
6134         requestWithURL:[NSURL URLWithString:href]
6135         cachePolicy:NSURLRequestUseProtocolCachePolicy
6136         timeoutInterval:120.0
6137     ];
6138
6139     [request setHTTPMethod:method];
6140
6141     if (Machine_ != NULL)
6142         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
6143     if (UniqueID_ != nil)
6144         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6145     if (Role_ != nil)
6146         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
6147
6148     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
6149 }
6150
6151 - (void)alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
6152     NSString *context([alert context]);
6153
6154     if ([context isEqualToString:@"source"]) {
6155         switch (button) {
6156             case 1: {
6157                 NSString *href = [[alert textField] text];
6158
6159                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
6160
6161                 if (![href hasSuffix:@"/"])
6162                     href_ = [href stringByAppendingString:@"/"];
6163                 else
6164                     href_ = href;
6165                 href_ = [href_ retain];
6166
6167                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
6168                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
6169                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
6170                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
6171
6172                 cydia_ = false;
6173
6174                 // XXX: this is stupid
6175                 hud_ = [[delegate_ addProgressHUD] retain];
6176                 [hud_ setText:UCLocalize("VERIFYING_URL")];
6177             } break;
6178
6179             case 0:
6180             break;
6181
6182             _nodefault
6183         }
6184
6185         [alert dismissWithClickedButtonIndex:-1 animated:YES];
6186     } else if ([context isEqualToString:@"trivial"])
6187         [alert dismissWithClickedButtonIndex:-1 animated:YES];
6188     else if ([context isEqualToString:@"urlerror"])
6189         [alert dismissWithClickedButtonIndex:-1 animated:YES];
6190     else if ([context isEqualToString:@"warning"]) {
6191         switch (button) {
6192             case 1:
6193                 [self complete];
6194             break;
6195
6196             case 0:
6197             break;
6198
6199             _nodefault
6200         }
6201
6202         [href_ release];
6203         href_ = nil;
6204
6205         [alert dismissWithClickedButtonIndex:-1 animated:YES];
6206     }
6207 }
6208
6209 - (id) initWithDatabase:(Database *)database {
6210     if ((self = [super init]) != nil) {
6211         [[self navigationItem] setTitle:UCLocalize("SOURCES")];
6212         [self updateButtonsForEditingStatus:NO animated:NO];
6213
6214         database_ = database;
6215         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
6216
6217         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6218         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6219         [[self view] addSubview:list_];
6220
6221         [list_ setDataSource:self];
6222         [list_ setDelegate:self];
6223
6224         [self reloadData];
6225     } return self;
6226 }
6227
6228 - (void) reloadData {
6229     pkgSourceList list;
6230     if (!list.ReadMainList())
6231         return;
6232
6233     [sources_ removeAllObjects];
6234     [sources_ addObjectsFromArray:[database_ sources]];
6235     _trace();
6236     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
6237     _trace();
6238
6239     int count([sources_ count]);
6240     offset_ = 0;
6241     for (int i = 0; i != count; i++) {
6242         if ([[sources_ objectAtIndex:i] record] == nil)
6243             break;
6244         offset_++;
6245     }
6246
6247     [list_ setEditing:NO];
6248     [self updateButtonsForEditingStatus:NO animated:NO];
6249     [list_ reloadData];
6250 }
6251
6252 - (void) addButtonClicked {
6253     /*[book_ pushPage:[[[AddSourceController alloc]
6254         initWithBook:book_
6255         database:database_
6256     ] autorelease]];*/
6257
6258     UIAlertView *alert = [[[UIAlertView alloc]
6259         initWithTitle:UCLocalize("ENTER_APT_URL")
6260         message:nil
6261         delegate:self
6262         cancelButtonTitle:UCLocalize("CANCEL")
6263         otherButtonTitles:UCLocalize("ADD_SOURCE"), nil
6264     ] autorelease];
6265
6266     [alert setContext:@"source"];
6267     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
6268
6269     [alert setNumberOfRows:1];
6270     [alert addTextFieldWithValue:@"http://" label:@""];
6271
6272     UITextInputTraits *traits = [[alert textField] textInputTraits];
6273     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
6274     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
6275     [traits setKeyboardType:UIKeyboardTypeURL];
6276     // XXX: UIReturnKeyDone
6277     [traits setReturnKeyType:UIReturnKeyNext];
6278
6279     [alert show];
6280 }
6281
6282 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
6283     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
6284         initWithTitle:UCLocalize("ADD")
6285         style:UIBarButtonItemStylePlain
6286         target:self
6287         action:@selector(addButtonClicked)
6288     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
6289
6290     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6291         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
6292         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
6293         target:self
6294         action:@selector(editButtonClicked)
6295     ] autorelease] animated:animated];
6296
6297     if (IsWildcat_ && !editing)
6298         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6299             initWithTitle:UCLocalize("SETTINGS")
6300             style:UIBarButtonItemStylePlain
6301             target:self
6302             action:@selector(settingsButtonClicked)
6303         ] autorelease]];
6304 }
6305
6306 - (void) settingsButtonClicked {
6307     [delegate_ showSettings];
6308 }
6309
6310 - (void) editButtonClicked {
6311     [list_ setEditing:![list_ isEditing] animated:YES];
6312
6313     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
6314 }
6315
6316 @end
6317 /* }}} */
6318
6319 /* Installed Controller {{{ */
6320 @interface InstalledController : FilteredPackageController {
6321     BOOL expert_;
6322 }
6323
6324 - (id) initWithDatabase:(Database *)database;
6325
6326 - (void) updateRoleButton;
6327 - (void) queueStatusDidChange;
6328
6329 @end
6330
6331 @implementation InstalledController
6332
6333 - (void) dealloc {
6334     [super dealloc];
6335 }
6336
6337 - (NSString *) title { return UCLocalize("INSTALLED"); }
6338
6339 - (id) initWithDatabase:(Database *)database {
6340     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
6341         [self updateRoleButton];
6342         [self queueStatusDidChange];
6343     } return self;
6344 }
6345
6346 #if !AlwaysReload
6347 - (void) queueButtonClicked {
6348     [delegate_ queue];
6349 }
6350 #endif
6351
6352 - (void) queueStatusDidChange {
6353 #if !AlwaysReload
6354     if (IsWildcat_) {
6355         if (Queuing_) {
6356             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6357                 initWithTitle:UCLocalize("QUEUE")
6358                 style:UIBarButtonItemStyleDone
6359                 target:self
6360                 action:@selector(queueButtonClicked)
6361             ] autorelease]];
6362         } else {
6363             [[self navigationItem] setLeftBarButtonItem:nil];
6364         }
6365     }
6366 #endif
6367 }
6368
6369 - (void) reloadData {
6370     [packages_ reloadData];
6371 }
6372
6373 - (void) updateRoleButton {
6374     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
6375         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6376             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
6377             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
6378             target:self
6379             action:@selector(roleButtonClicked)
6380         ] autorelease]];
6381 }
6382
6383 - (void) roleButtonClicked {
6384     [packages_ setObject:[NSNumber numberWithBool:expert_]];
6385     [packages_ reloadData];
6386     expert_ = !expert_;
6387
6388     [self updateRoleButton];
6389 }
6390
6391 - (void) setDelegate:(id)delegate {
6392     [super setDelegate:delegate];
6393     [packages_ setDelegate:delegate];
6394 }
6395
6396 @end
6397 /* }}} */
6398
6399 /* Home Controller {{{ */
6400 @interface HomeController : CYBrowserController {
6401 }
6402
6403 @end
6404
6405 @implementation HomeController
6406
6407 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
6408     [super _setMoreHeaders:request];
6409
6410     if (ChipID_ != nil)
6411         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
6412     if (UniqueID_ != nil)
6413         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6414     if (PLMN_ != nil)
6415         [request setValue:PLMN_ forHTTPHeaderField:@"X-Carrier-ID"];
6416 }
6417
6418 - (void) aboutButtonClicked {
6419     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6420
6421     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6422     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6423     [alert setCancelButtonIndex:0];
6424
6425     [alert setMessage:
6426         @"Copyright (C) 2008-2010\n"
6427         "Jay Freeman (saurik)\n"
6428         "saurik@saurik.com\n"
6429         "http://www.saurik.com/"
6430     ];
6431
6432     [alert show];
6433 }
6434
6435 - (void) viewWillAppear:(BOOL)animated {
6436     [super viewWillAppear:animated];
6437     //[[self navigationController] setNavigationBarHidden:YES animated:animated];
6438 }
6439
6440 - (void) viewWillDisappear:(BOOL)animated {
6441     [super viewWillDisappear:animated];
6442     //[[self navigationController] setNavigationBarHidden:NO animated:animated];
6443 }
6444
6445 - (id) init {
6446     if ((self = [super init]) != nil) {
6447         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6448             initWithTitle:UCLocalize("ABOUT")
6449             style:UIBarButtonItemStylePlain
6450             target:self
6451             action:@selector(aboutButtonClicked)
6452         ] autorelease]];
6453     } return self;
6454 }
6455
6456 @end
6457 /* }}} */
6458 /* Manage Controller {{{ */
6459 @interface ManageController : CYBrowserController {
6460 }
6461
6462 - (void) queueStatusDidChange;
6463 @end
6464
6465 @implementation ManageController
6466
6467 - (id) init {
6468     if ((self = [super init]) != nil) {
6469         [[self navigationItem] setTitle:UCLocalize("MANAGE")];
6470
6471         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6472             initWithTitle:UCLocalize("SETTINGS")
6473             style:UIBarButtonItemStylePlain
6474             target:self
6475             action:@selector(settingsButtonClicked)
6476         ] autorelease]];
6477
6478         [self queueStatusDidChange];
6479     } return self;
6480 }
6481
6482 - (void) settingsButtonClicked {
6483     [delegate_ showSettings];
6484 }
6485
6486 #if !AlwaysReload
6487 - (void) queueButtonClicked {
6488     [delegate_ queue];
6489 }
6490
6491 - (void) applyLoadingTitle {
6492     // No "Loading" title.
6493 }
6494
6495 - (void) applyRightButton {
6496     // No right button.
6497 }
6498 #endif
6499
6500 - (void) queueStatusDidChange {
6501 #if !AlwaysReload
6502     if (!IsWildcat_ && Queuing_) {
6503         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6504             initWithTitle:UCLocalize("QUEUE")
6505             style:UIBarButtonItemStyleDone
6506             target:self
6507             action:@selector(queueButtonClicked)
6508         ] autorelease]];
6509     } else {
6510         [[self navigationItem] setRightBarButtonItem:nil];
6511     }
6512 #endif
6513 }
6514
6515 - (bool) isLoading {
6516     return false;
6517 }
6518
6519 @end
6520 /* }}} */
6521
6522 /* Refresh Bar {{{ */
6523 @interface RefreshBar : UINavigationBar {
6524     UIProgressIndicator *indicator_;
6525     UITextLabel *prompt_;
6526     UIProgressBar *progress_;
6527     UINavigationButton *cancel_;
6528 }
6529
6530 @end
6531
6532 @implementation RefreshBar
6533
6534 - (void) dealloc {
6535     [indicator_ release];
6536     [prompt_ release];
6537     [progress_ release];
6538     [cancel_ release];
6539     [super dealloc];
6540 }
6541
6542 - (void) positionViews {
6543     CGRect frame = [cancel_ frame];
6544     frame.size = [cancel_ sizeThatFits:frame.size];
6545     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6546     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6547     [cancel_ setFrame:frame];
6548
6549     CGSize prgsize = {75, 100};
6550     CGRect prgrect = {{
6551         [self frame].size.width - prgsize.width - 10,
6552         ([self frame].size.height - prgsize.height) / 2
6553     } , prgsize};
6554     [progress_ setFrame:prgrect];
6555
6556     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6557     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6558     CGRect indrect = {{indoffset, indoffset}, indsize};
6559     [indicator_ setFrame:indrect];
6560
6561     CGSize prmsize = {215, indsize.height + 4};
6562     CGRect prmrect = {{
6563         indoffset * 2 + indsize.width,
6564         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6565     }, prmsize};
6566     [prompt_ setFrame:prmrect];
6567 }
6568
6569 - (void)setFrame:(CGRect)frame {
6570     [super setFrame:frame];
6571
6572     [self positionViews];
6573 }
6574
6575 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6576     if ((self = [super initWithFrame:frame])) {
6577         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6578
6579         [self setBarStyle:UIBarStyleBlack];
6580
6581         UIBarStyle barstyle([self _barStyle:NO]);
6582         bool ugly(barstyle == UIBarStyleDefault);
6583
6584         UIProgressIndicatorStyle style = ugly ?
6585             UIProgressIndicatorStyleMediumBrown :
6586             UIProgressIndicatorStyleMediumWhite;
6587
6588         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6589         [indicator_ setStyle:style];
6590         [indicator_ startAnimation];
6591         [self addSubview:indicator_];
6592
6593         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6594         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6595         [prompt_ setBackgroundColor:[UIColor clearColor]];
6596         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6597         [self addSubview:prompt_];
6598
6599         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6600         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6601         [progress_ setStyle:0];
6602         [self addSubview:progress_];
6603
6604         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6605         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6606         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6607         [cancel_ setBarStyle:barstyle];
6608
6609         [self positionViews];
6610     } return self;
6611 }
6612
6613 - (void) cancel {
6614     [cancel_ removeFromSuperview];
6615 }
6616
6617 - (void) start {
6618     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6619     [progress_ setProgress:0];
6620     [self addSubview:cancel_];
6621 }
6622
6623 - (void) stop {
6624     [cancel_ removeFromSuperview];
6625 }
6626
6627 - (void) setPrompt:(NSString *)prompt {
6628     [prompt_ setText:prompt];
6629 }
6630
6631 - (void) setProgress:(float)progress {
6632     [progress_ setProgress:progress];
6633 }
6634
6635 @end
6636 /* }}} */
6637
6638 @class CYNavigationController;
6639
6640 /* Cydia Tab Bar Controller {{{ */
6641 @interface CYTabBarController : UITabBarController <
6642     ProgressDelegate
6643 > {
6644     _transient Database *database_;
6645     RefreshBar *refreshbar_;
6646
6647     bool dropped_;
6648     bool updating_;
6649     // XXX: ok, "updatedelegate_"?...
6650     _transient NSObject<CydiaDelegate> *updatedelegate_;
6651
6652     id root_;
6653 }
6654
6655 - (void) dropBar:(BOOL)animated;
6656 - (void) beginUpdate;
6657 - (void) raiseBar:(BOOL)animated;
6658 - (BOOL) updating;
6659
6660 @end
6661
6662 @implementation CYTabBarController
6663
6664 /* XXX: some logic should probably go here related to
6665 freeing the view controllers on tab change */
6666
6667 - (void) reloadData {
6668     size_t count([[self viewControllers] count]);
6669     for (size_t i(0); i != count; ++i) {
6670         CYNavigationController *page([[self viewControllers] objectAtIndex:(count - i - 1)]);
6671         [page reloadData];
6672     }
6673 }
6674
6675 - (id) initWithDatabase:(Database *)database {
6676     if ((self = [super init]) != nil) {
6677         database_ = database;
6678
6679         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6680         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6681
6682         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6683     } return self;
6684 }
6685
6686 - (BOOL) shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)orientation {
6687     return IsWildcat_ || orientation == UIInterfaceOrientationPortrait;
6688 }
6689
6690 - (void) setUpdate:(NSDate *)date {
6691     [self beginUpdate];
6692 }
6693
6694 - (void) beginUpdate {
6695     [refreshbar_ start];
6696     [self dropBar:YES];
6697
6698     [updatedelegate_ retainNetworkActivityIndicator];
6699     updating_ = true;
6700
6701     [NSThread
6702         detachNewThreadSelector:@selector(performUpdate)
6703         toTarget:self
6704         withObject:nil
6705     ];
6706 }
6707
6708 - (void) performUpdate { _pooled
6709     Status status;
6710     status.setDelegate(self);
6711     [database_ updateWithStatus:status];
6712
6713     [self
6714         performSelectorOnMainThread:@selector(completeUpdate)
6715         withObject:nil
6716         waitUntilDone:NO
6717     ];
6718 }
6719
6720 - (void) stopUpdateWithSelector:(SEL)selector {
6721     updating_ = false;
6722     [updatedelegate_ releaseNetworkActivityIndicator];
6723
6724     [self raiseBar:YES];
6725     [refreshbar_ stop];
6726
6727     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6728 }
6729
6730 - (void) completeUpdate {
6731     if (!updating_)
6732         return;
6733     [self stopUpdateWithSelector:@selector(reloadData)];
6734 }
6735
6736 - (void) cancelUpdate {
6737     [self stopUpdateWithSelector:@selector(updateData)];
6738 }
6739
6740 - (void) cancelPressed {
6741     [self cancelUpdate];
6742 }
6743
6744 - (BOOL) updating {
6745     return updating_;
6746 }
6747
6748 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
6749     [refreshbar_ setPrompt:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), error]];
6750 }
6751
6752 - (void) startProgress {
6753 }
6754
6755 - (void) setProgressTitle:(NSString *)title {
6756     [self
6757         performSelectorOnMainThread:@selector(_setProgressTitle:)
6758         withObject:title
6759         waitUntilDone:YES
6760     ];
6761 }
6762
6763 - (bool) isCancelling:(size_t)received {
6764     return !updating_;
6765 }
6766
6767 - (void) setProgressPercent:(float)percent {
6768     [self
6769         performSelectorOnMainThread:@selector(_setProgressPercent:)
6770         withObject:[NSNumber numberWithFloat:percent]
6771         waitUntilDone:YES
6772     ];
6773 }
6774
6775 - (void) addProgressOutput:(NSString *)output {
6776     [self
6777         performSelectorOnMainThread:@selector(_addProgressOutput:)
6778         withObject:output
6779         waitUntilDone:YES
6780     ];
6781 }
6782
6783 - (void) _setProgressTitle:(NSString *)title {
6784     [refreshbar_ setPrompt:title];
6785 }
6786
6787 - (void) _setProgressPercent:(NSNumber *)percent {
6788     [refreshbar_ setProgress:[percent floatValue]];
6789 }
6790
6791 - (void) _addProgressOutput:(NSString *)output {
6792 }
6793
6794 - (void) setUpdateDelegate:(id)delegate {
6795     updatedelegate_ = delegate;
6796 }
6797
6798 - (CGFloat) statusBarHeight {
6799     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6800         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6801     } else {
6802         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6803     }
6804 }
6805
6806 - (UIView *) transitionView {
6807     if ([self respondsToSelector:@selector(_transitionView)])
6808         return [self _transitionView];
6809     else
6810         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6811 }
6812
6813 - (void) dropBar:(BOOL)animated {
6814     if (dropped_)
6815         return;
6816     dropped_ = true;
6817
6818     UIView *transition([self transitionView]);
6819     [[self view] addSubview:refreshbar_];
6820
6821     CGRect barframe([refreshbar_ frame]);
6822
6823     if (false) // XXX: _UIApplicationLinkedOnOrAfter(4)
6824         barframe.origin.y = [self statusBarHeight];
6825     else
6826         barframe.origin.y = 0;
6827
6828     [refreshbar_ setFrame:barframe];
6829
6830     if (animated)
6831         [UIView beginAnimations:nil context:NULL];
6832
6833     CGRect viewframe = [transition frame];
6834     viewframe.origin.y += barframe.size.height;
6835     viewframe.size.height -= barframe.size.height;
6836     [transition setFrame:viewframe];
6837
6838     if (animated)
6839         [UIView commitAnimations];
6840
6841     // Ensure bar has the proper width for our view, it might have changed
6842     barframe.size.width = viewframe.size.width;
6843     [refreshbar_ setFrame:barframe];
6844
6845     // XXX: fix Apple's layout bug
6846     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6847 }
6848
6849 - (void) raiseBar:(BOOL)animated {
6850     if (!dropped_)
6851         return;
6852     dropped_ = false;
6853
6854     UIView *transition([self transitionView]);
6855     [refreshbar_ removeFromSuperview];
6856
6857     CGRect barframe([refreshbar_ frame]);
6858
6859     if (animated)
6860         [UIView beginAnimations:nil context:NULL];
6861
6862     CGRect viewframe = [transition frame];
6863     viewframe.origin.y -= barframe.size.height;
6864     viewframe.size.height += barframe.size.height;
6865     [transition setFrame:viewframe];
6866
6867     if (animated)
6868         [UIView commitAnimations];
6869
6870     // XXX: fix Apple's layout bug
6871     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6872 }
6873
6874 #if 0
6875 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
6876     // XXX: fix Apple's layout bug
6877     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6878 }
6879 #endif
6880
6881 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6882     bool dropped(dropped_);
6883
6884     if (dropped)
6885         [self raiseBar:NO];
6886
6887     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6888
6889     if (dropped)
6890         [self dropBar:NO];
6891
6892     // XXX: fix Apple's layout bug
6893     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6894 }
6895
6896 - (void) statusBarFrameChanged:(NSNotification *)notification {
6897     if (dropped_) {
6898         [self raiseBar:NO];
6899         [self dropBar:NO];
6900     }
6901 }
6902
6903 - (void) dealloc {
6904     [refreshbar_ release];
6905     [[NSNotificationCenter defaultCenter] removeObserver:self];
6906     [super dealloc];
6907 }
6908
6909 @end
6910 /* }}} */
6911
6912 /* Cydia Navigation Controller {{{ */
6913 @interface CYNavigationController : UINavigationController {
6914     _transient Database *database_;
6915     _transient id<UINavigationControllerDelegate> delegate_;
6916 }
6917
6918 - (id) initWithDatabase:(Database *)database;
6919 - (void) reloadData;
6920
6921 @end
6922
6923
6924 @implementation CYNavigationController
6925
6926 - (BOOL) shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)orientation {
6927     // Inherit autorotation settings for modal parents.
6928     if ([self parentViewController] && [[self parentViewController] modalViewController] == self) {
6929         return [[self parentViewController] shouldAutorotateToInterfaceOrientation:orientation];
6930     } else {
6931         return [super shouldAutorotateToInterfaceOrientation:orientation];
6932     }
6933 }
6934
6935 - (void) dealloc {
6936     [super dealloc];
6937 }
6938
6939 - (void) reloadData {
6940     size_t count([[self viewControllers] count]);
6941     for (size_t i(0); i != count; ++i) {
6942         CYViewController *page([[self viewControllers] objectAtIndex:(count - i - 1)]);
6943         [page reloadData];
6944     }
6945 }
6946
6947 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
6948     delegate_ = delegate;
6949 }
6950
6951 - (id) initWithDatabase:(Database *)database {
6952     if ((self = [super init]) != nil) {
6953         database_ = database;
6954     } return self;
6955 }
6956
6957 @end
6958 /* }}} */
6959 /* Cydia:// Protocol {{{ */
6960 @interface CydiaURLProtocol : NSURLProtocol {
6961 }
6962
6963 @end
6964
6965 @implementation CydiaURLProtocol
6966
6967 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6968     NSURL *url([request URL]);
6969     if (url == nil)
6970         return NO;
6971     NSString *scheme([[url scheme] lowercaseString]);
6972     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
6973         return NO;
6974     return YES;
6975 }
6976
6977 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6978     return request;
6979 }
6980
6981 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6982     id<NSURLProtocolClient> client([self client]);
6983     if (icon == nil)
6984         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6985     else {
6986         NSData *data(UIImagePNGRepresentation(icon));
6987
6988         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6989         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6990         [client URLProtocol:self didLoadData:data];
6991         [client URLProtocolDidFinishLoading:self];
6992     }
6993 }
6994
6995 - (void) startLoading {
6996     id<NSURLProtocolClient> client([self client]);
6997     NSURLRequest *request([self request]);
6998
6999     NSURL *url([request URL]);
7000     NSString *href([url absoluteString]);
7001
7002     NSString *path([href substringFromIndex:8]);
7003     NSRange slash([path rangeOfString:@"/"]);
7004
7005     NSString *command;
7006     if (slash.location == NSNotFound) {
7007         command = path;
7008         path = nil;
7009     } else {
7010         command = [path substringToIndex:slash.location];
7011         path = [path substringFromIndex:(slash.location + 1)];
7012     }
7013
7014     Database *database([Database sharedInstance]);
7015
7016     if ([command isEqualToString:@"package-icon"]) {
7017         if (path == nil)
7018             goto fail;
7019         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7020         Package *package([database packageWithName:path]);
7021         if (package == nil)
7022             goto fail;
7023         UIImage *icon([package icon]);
7024         [self _returnPNGWithImage:icon forRequest:request];
7025     } else if ([command isEqualToString:@"source-icon"]) {
7026         if (path == nil)
7027             goto fail;
7028         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7029         NSString *source(Simplify(path));
7030         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
7031         if (icon == nil)
7032             icon = [UIImage applicationImageNamed:@"unknown.png"];
7033         [self _returnPNGWithImage:icon forRequest:request];
7034     } else if ([command isEqualToString:@"uikit-image"]) {
7035         if (path == nil)
7036             goto fail;
7037         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7038         UIImage *icon(_UIImageWithName(path));
7039         [self _returnPNGWithImage:icon forRequest:request];
7040     } else if ([command isEqualToString:@"section-icon"]) {
7041         if (path == nil)
7042             goto fail;
7043         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7044         NSString *section(Simplify(path));
7045         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
7046         if (icon == nil)
7047             icon = [UIImage applicationImageNamed:@"unknown.png"];
7048         [self _returnPNGWithImage:icon forRequest:request];
7049     } else fail: {
7050         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7051     }
7052 }
7053
7054 - (void) stopLoading {
7055 }
7056
7057 @end
7058 /* }}} */
7059
7060 /* Sections Controller {{{ */
7061 @interface SectionsController : CYViewController <
7062     UITableViewDataSource,
7063     UITableViewDelegate
7064 > {
7065     _transient Database *database_;
7066     NSMutableArray *sections_;
7067     NSMutableArray *filtered_;
7068     UITableView *list_;
7069     UIView *accessory_;
7070     BOOL editing_;
7071 }
7072
7073 - (id) initWithDatabase:(Database *)database;
7074 - (void) reloadData;
7075 - (void) resetView;
7076
7077 - (void) editButtonClicked;
7078
7079 @end
7080
7081 @implementation SectionsController
7082
7083 - (void) dealloc {
7084     [list_ setDataSource:nil];
7085     [list_ setDelegate:nil];
7086
7087     [sections_ release];
7088     [filtered_ release];
7089     [list_ release];
7090     [accessory_ release];
7091     [super dealloc];
7092 }
7093
7094 - (void) viewDidAppear:(BOOL)animated {
7095     [super viewDidAppear:animated];
7096     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7097 }
7098
7099 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7100     Section *section = (editing_ ? [sections_ objectAtIndex:[indexPath row]] : ([indexPath row] == 0 ? nil : [filtered_ objectAtIndex:([indexPath row] - 1)]));
7101     return section;
7102 }
7103
7104 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7105     return editing_ ? [sections_ count] : [filtered_ count] + 1;
7106 }
7107
7108 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7109     return 45.0f;
7110 }*/
7111
7112 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7113     static NSString *reuseIdentifier = @"SectionCell";
7114
7115     SectionCell *cell = (SectionCell *) [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7116     if (cell == nil)
7117         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7118
7119     [cell setSection:[self sectionAtIndexPath:indexPath] editing:editing_];
7120
7121     return cell;
7122 }
7123
7124 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7125     if (editing_)
7126         return;
7127
7128     Section *section = [self sectionAtIndexPath:indexPath];
7129     NSString *name = [section name];
7130     NSString *title;
7131
7132     if ([indexPath row] == 0) {
7133         section = nil;
7134         name = nil;
7135         title = UCLocalize("ALL_PACKAGES");
7136     } else {
7137         if (name != nil) {
7138             name = [NSString stringWithString:name];
7139             title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7140         } else {
7141             name = @"";
7142             title = UCLocalize("NO_SECTION");
7143         }
7144     }
7145
7146     FilteredPackageController *table = [[[FilteredPackageController alloc]
7147         initWithDatabase:database_
7148         title:title
7149         filter:@selector(isVisibleInSection:)
7150         with:name
7151     ] autorelease];
7152
7153     [table setDelegate:delegate_];
7154
7155     [[self navigationController] pushViewController:table animated:YES];
7156 }
7157
7158 - (NSString *) title { return UCLocalize("SECTIONS"); }
7159
7160 - (id) initWithDatabase:(Database *)database {
7161     if ((self = [super init]) != nil) {
7162         database_ = database;
7163
7164         [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7165
7166         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7167         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7168
7169         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7170         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7171         [list_ setRowHeight:45.0f];
7172         [[self view] addSubview:list_];
7173
7174         [list_ setDataSource:self];
7175         [list_ setDelegate:self];
7176
7177         [self reloadData];
7178     } return self;
7179 }
7180
7181 - (void) reloadData {
7182     NSArray *packages = [database_ packages];
7183
7184     [sections_ removeAllObjects];
7185     [filtered_ removeAllObjects];
7186
7187     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7188
7189     _trace();
7190     for (Package *package in packages) {
7191         NSString *name([package section]);
7192         NSString *key(name == nil ? @"" : name);
7193
7194         Section *section;
7195
7196         _profile(SectionsView$reloadData$Section)
7197             section = [sections objectForKey:key];
7198             if (section == nil) {
7199                 _profile(SectionsView$reloadData$Section$Allocate)
7200                     section = [[[Section alloc] initWithName:name localize:YES] autorelease];
7201                     [sections setObject:section forKey:key];
7202                 _end
7203             }
7204         _end
7205
7206         [section addToCount];
7207
7208         _profile(SectionsView$reloadData$Filter)
7209             if (![package valid] || ![package visible])
7210                 continue;
7211         _end
7212
7213         [section addToRow];
7214     }
7215     _trace();
7216
7217     [sections_ addObjectsFromArray:[sections allValues]];
7218
7219     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7220
7221     for (Section *section in sections_) {
7222         size_t count([section row]);
7223         if (count == 0)
7224             continue;
7225
7226         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7227         [section setCount:count];
7228         [filtered_ addObject:section];
7229     }
7230
7231     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7232         initWithTitle:([sections_ count] == 0 ? nil : UCLocalize("EDIT"))
7233         style:UIBarButtonItemStylePlain
7234         target:self
7235         action:@selector(editButtonClicked)
7236     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7237
7238     [list_ reloadData];
7239     _trace();
7240 }
7241
7242 - (void) resetView {
7243     if (editing_)
7244         [self editButtonClicked];
7245 }
7246
7247 - (void) editButtonClicked {
7248     if ((editing_ = !editing_))
7249         [list_ reloadData];
7250     else
7251         [delegate_ updateData];
7252
7253     [[self navigationItem] setTitle:editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7254     [[[self navigationItem] rightBarButtonItem] setTitle:[sections_ count] == 0 ? nil : editing_ ? UCLocalize("DONE") : UCLocalize("EDIT")];
7255     [[[self navigationItem] rightBarButtonItem] setStyle:editing_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain];
7256 }
7257
7258 - (UIView *) accessoryView {
7259     return accessory_;
7260 }
7261
7262 @end
7263 /* }}} */
7264 /* Changes Controller {{{ */
7265 @interface ChangesController : CYViewController <
7266     UITableViewDataSource,
7267     UITableViewDelegate
7268 > {
7269     _transient Database *database_;
7270     unsigned era_;
7271     CFMutableArrayRef packages_;
7272     NSMutableArray *sections_;
7273     UITableView *list_;
7274     unsigned upgrades_;
7275     BOOL hasSentFirstLoad_;
7276 }
7277
7278 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
7279 - (void) reloadData;
7280
7281 @end
7282
7283 @implementation ChangesController
7284
7285 - (void) dealloc {
7286     [list_ setDelegate:nil];
7287     [list_ setDataSource:nil];
7288
7289     CFRelease(packages_);
7290
7291     [sections_ release];
7292     [list_ release];
7293     [super dealloc];
7294 }
7295
7296 - (void) viewDidAppear:(BOOL)animated {
7297     [super viewDidAppear:animated];
7298     if (!hasSentFirstLoad_) {
7299         hasSentFirstLoad_ = YES;
7300         [self performSelector:@selector(reloadData) withObject:nil afterDelay:0.0];
7301     } else {
7302         [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7303     }
7304 }
7305
7306 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7307     NSInteger count([sections_ count]);
7308     return count == 0 ? 1 : count;
7309 }
7310
7311 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7312     if ([sections_ count] == 0)
7313         return nil;
7314     return [[sections_ objectAtIndex:section] name];
7315 }
7316
7317 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7318     if ([sections_ count] == 0)
7319         return 0;
7320     return [[sections_ objectAtIndex:section] count];
7321 }
7322
7323 - (Package *) packageAtIndex:(NSUInteger)index {
7324     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7325 }
7326
7327 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7328 @synchronized (database_) {
7329     if ([database_ era] != era_)
7330         return nil;
7331
7332     Section *section([sections_ objectAtIndex:[path section]]);
7333     NSInteger row([path row]);
7334     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7335 } }
7336
7337 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7338     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7339     if (cell == nil)
7340         cell = [[[PackageCell alloc] init] autorelease];
7341     [cell setPackage:[self packageAtIndexPath:path]];
7342     return cell;
7343 }
7344
7345 /*- (CGFloat) tableView:(UITableView *)table heightForRowAtIndexPath:(NSIndexPath *)path {
7346     return [PackageCell heightForPackage:[self packageAtIndexPath:path]];
7347 }*/
7348
7349 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7350     Package *package([self packageAtIndexPath:path]);
7351     PackageController *view([delegate_ packageController]);
7352     [view setDelegate:delegate_];
7353     [view setPackage:package];
7354     [[self navigationController] pushViewController:view animated:YES];
7355     return path;
7356 }
7357
7358 - (void) refreshButtonClicked {
7359     [delegate_ beginUpdate];
7360     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7361 }
7362
7363 - (void) upgradeButtonClicked {
7364     [delegate_ distUpgrade];
7365 }
7366
7367 - (NSString *) title { return UCLocalize("CHANGES"); }
7368
7369 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
7370     if ((self = [super init]) != nil) {
7371         database_ = database;
7372         [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7373
7374         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7375
7376         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7377
7378         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7379         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7380         [list_ setRowHeight:73.0f];
7381         [[self view] addSubview:list_];
7382
7383         [list_ setDataSource:self];
7384         [list_ setDelegate:self];
7385
7386         delegate_ = delegate;
7387     } return self;
7388 }
7389
7390 - (void) _reloadPackages:(NSArray *)packages {
7391     _trace();
7392     for (Package *package in packages)
7393         if ([package upgradableAndEssential:YES] || [package visible])
7394             CFArrayAppendValue(packages_, package);
7395
7396     _trace();
7397     [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7398     _trace();
7399 }
7400
7401 - (void) reloadData {
7402     era_ = [database_ era];
7403     NSArray *packages = [database_ packages];
7404
7405     CFArrayRemoveAllValues(packages_);
7406
7407     [sections_ removeAllObjects];
7408
7409 #if 1
7410     UIProgressHUD *hud([delegate_ addProgressHUD]);
7411     [hud setText:UCLocalize("LOADING")];
7412     //NSLog(@"HUD:%@::%@", delegate_, hud);
7413     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7414     [delegate_ removeProgressHUD:hud];
7415 #else
7416     [self _reloadPackages:packages];
7417 #endif
7418
7419     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7420     Section *ignored = nil;
7421     Section *section = nil;
7422     time_t last = 0;
7423
7424     upgrades_ = 0;
7425     bool unseens = false;
7426
7427     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7428
7429     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7430         Package *package = [self packageAtIndex:offset];
7431
7432         BOOL uae = [package upgradableAndEssential:YES];
7433
7434         if (!uae) {
7435             unseens = true;
7436             time_t seen([package seen]);
7437
7438             if (section == nil || last != seen) {
7439                 last = seen;
7440
7441                 NSString *name;
7442                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7443                 [name autorelease];
7444
7445                 _profile(ChangesController$reloadData$Allocate)
7446                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7447                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7448                     [sections_ addObject:section];
7449                 _end
7450             }
7451
7452             [section addToCount];
7453         } else if ([package ignored]) {
7454             if (ignored == nil) {
7455                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7456             }
7457             [ignored addToCount];
7458         } else {
7459             ++upgrades_;
7460             [upgradable addToCount];
7461         }
7462     }
7463     _trace();
7464
7465     CFRelease(formatter);
7466
7467     if (unseens) {
7468         Section *last = [sections_ lastObject];
7469         size_t count = [last count];
7470         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7471         [sections_ removeLastObject];
7472     }
7473
7474     if ([ignored count] != 0)
7475         [sections_ insertObject:ignored atIndex:0];
7476     if (upgrades_ != 0)
7477         [sections_ insertObject:upgradable atIndex:0];
7478
7479     [list_ reloadData];
7480
7481     if (upgrades_ > 0)
7482         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7483             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7484             style:UIBarButtonItemStylePlain
7485             target:self
7486             action:@selector(upgradeButtonClicked)
7487         ] autorelease]];
7488
7489     if (![delegate_ updating])
7490         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7491             initWithTitle:UCLocalize("REFRESH")
7492             style:UIBarButtonItemStylePlain
7493             target:self
7494             action:@selector(refreshButtonClicked)
7495         ] autorelease]];
7496 }
7497
7498 @end
7499 /* }}} */
7500 /* Search Controller {{{ */
7501 @interface SearchController : FilteredPackageController <
7502     UISearchBarDelegate
7503 > {
7504     UISearchBar *search_;
7505 }
7506
7507 - (id) initWithDatabase:(Database *)database;
7508 - (void) reloadData;
7509
7510 @end
7511
7512 @implementation SearchController
7513
7514 - (void) dealloc {
7515     [search_ release];
7516     [super dealloc];
7517 }
7518
7519 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7520     [packages_ setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7521     [search_ resignFirstResponder];
7522     [self reloadData];
7523 }
7524
7525 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7526     [packages_ setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7527     [self reloadData];
7528 }
7529
7530 - (NSString *) title { return nil; }
7531
7532 - (id) initWithDatabase:(Database *)database {
7533     return [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil];
7534 }
7535
7536 - (void)viewDidAppear:(BOOL)animated {
7537     [super viewDidAppear:animated];
7538     if (!search_) {
7539         search_ = [[UISearchBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7540         [search_ layoutSubviews];
7541         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7542
7543         UITextField *textField;
7544         if ([search_ respondsToSelector:@selector(searchField)])
7545             textField = [search_ searchField];
7546         else
7547             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7548
7549         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7550         [search_ setDelegate:self];
7551         [textField setEnablesReturnKeyAutomatically:NO];
7552         [[self navigationItem] setTitleView:textField];
7553     }
7554 }
7555
7556 - (void) _reloadData {
7557 }
7558
7559 - (void) reloadData {
7560     _profile(SearchController$reloadData)
7561         [packages_ reloadData];
7562     _end
7563     PrintTimes();
7564     [packages_ resetCursor];
7565 }
7566
7567 - (void) didSelectPackage:(Package *)package {
7568     [search_ resignFirstResponder];
7569     [super didSelectPackage:package];
7570 }
7571
7572 @end
7573 /* }}} */
7574 /* Settings Controller {{{ */
7575 @interface CYPackageSettingsController : CYViewController <
7576     UITableViewDataSource,
7577     UITableViewDelegate
7578 > {
7579     _transient Database *database_;
7580     NSString *name_;
7581     Package *package_;
7582     UITableView *table_;
7583     UISwitch *subscribedSwitch_;
7584     UISwitch *ignoredSwitch_;
7585     UITableViewCell *subscribedCell_;
7586     UITableViewCell *ignoredCell_;
7587 }
7588
7589 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7590
7591 @end
7592
7593 @implementation CYPackageSettingsController
7594
7595 - (void) dealloc {
7596     [name_ release];
7597     if (package_ != nil)
7598         [package_ release];
7599     [table_ release];
7600     [subscribedSwitch_ release];
7601     [ignoredSwitch_ release];
7602     [subscribedCell_ release];
7603     [ignoredCell_ release];
7604
7605     [super dealloc];
7606 }
7607
7608 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7609     if (package_ == nil)
7610         return 0;
7611
7612     return 1;
7613 }
7614
7615 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7616     if (package_ == nil)
7617         return 0;
7618
7619     return 2;
7620 }
7621
7622 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7623     return UCLocalize("SHOW_ALL_CHANGES_EX");
7624 }
7625
7626 - (void) onSubscribed:(id)control {
7627     bool value([control isOn]);
7628     if (package_ == nil)
7629         return;
7630     if ([package_ setSubscribed:value])
7631         [delegate_ updateData];
7632 }
7633
7634 - (void) onIgnored:(id)control {
7635     // TODO: set Held state - possibly call out to dpkg, etc.
7636 }
7637
7638 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7639     if (package_ == nil)
7640         return nil;
7641
7642     switch ([indexPath row]) {
7643         case 0: return subscribedCell_;
7644         case 1: return ignoredCell_;
7645
7646         _nodefault
7647     }
7648
7649     return nil;
7650 }
7651
7652 - (NSString *) title { return UCLocalize("SETTINGS"); }
7653
7654 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7655     if ((self = [super init])) {
7656         database_ = database;
7657         name_ = [package retain];
7658
7659         [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7660
7661         table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7662         [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7663         [[self view] addSubview:table_];
7664
7665         subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7666         [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7667         [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7668
7669         ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7670         [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7671         [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7672
7673         subscribedCell_ = [[UITableViewCell alloc] init];
7674         [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7675         [subscribedCell_ setAccessoryView:subscribedSwitch_];
7676         [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7677
7678         ignoredCell_ = [[UITableViewCell alloc] init];
7679         [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7680         [ignoredCell_ setAccessoryView:ignoredSwitch_];
7681         [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7682
7683         [table_ setDataSource:self];
7684         [table_ setDelegate:self];
7685         [self reloadData];
7686     } return self;
7687 }
7688
7689 - (void) reloadData {
7690     if (package_ != nil)
7691         [package_ autorelease];
7692     package_ = [database_ packageWithName:name_];
7693     if (package_ != nil) {
7694         [package_ retain];
7695         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7696         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7697     }
7698
7699     [table_ reloadData];
7700 }
7701
7702 @end
7703 /* }}} */
7704 /* Signature Controller {{{ */
7705 @interface SignatureController : CYBrowserController {
7706     _transient Database *database_;
7707     NSString *package_;
7708 }
7709
7710 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7711
7712 @end
7713
7714 @implementation SignatureController
7715
7716 - (void) dealloc {
7717     [package_ release];
7718     [super dealloc];
7719 }
7720
7721 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7722     // XXX: dude!
7723     [super webView:view didClearWindowObject:window forFrame:frame];
7724 }
7725
7726 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7727     if ((self = [super init]) != nil) {
7728         database_ = database;
7729         package_ = [package retain];
7730         [self reloadData];
7731     } return self;
7732 }
7733
7734 - (void) reloadData {
7735     [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"signature" ofType:@"html"]]];
7736 }
7737
7738 @end
7739 /* }}} */
7740
7741 /* Role Controller {{{ */
7742 @interface CYSettingsController : CYViewController <
7743     UITableViewDataSource,
7744     UITableViewDelegate
7745 > {
7746     _transient Database *database_;
7747     // XXX: ok, "roledelegate_"?...
7748     _transient id roledelegate_;
7749     UITableView *table_;
7750     UISegmentedControl *segment_;
7751     UIView *container_;
7752 }
7753
7754 - (void) showDoneButton;
7755 - (void) resizeSegmentedControl;
7756
7757 @end
7758
7759 @implementation CYSettingsController
7760 - (void) dealloc {
7761     [table_ release];
7762     [segment_ release];
7763     [container_ release];
7764
7765     [super dealloc];
7766 }
7767
7768 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
7769     if ((self = [super init])) {
7770         database_ = database;
7771         roledelegate_ = delegate;
7772
7773         [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
7774
7775         NSArray *items = [NSArray arrayWithObjects:
7776             UCLocalize("USER"),
7777             UCLocalize("HACKER"),
7778             UCLocalize("DEVELOPER"),
7779         nil];
7780         segment_ = [[UISegmentedControl alloc] initWithItems:items];
7781         container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
7782         [container_ addSubview:segment_];
7783
7784         int index = -1;
7785         if ([Role_ isEqualToString:@"User"]) index = 0;
7786         if ([Role_ isEqualToString:@"Hacker"]) index = 1;
7787         if ([Role_ isEqualToString:@"Developer"]) index = 2;
7788         if (index != -1) {
7789             [segment_ setSelectedSegmentIndex:index];
7790             [self showDoneButton];
7791         }
7792
7793         [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
7794         [self resizeSegmentedControl];
7795
7796         table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7797         [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7798         [table_ setDelegate:self];
7799         [table_ setDataSource:self];
7800         [[self view] addSubview:table_];
7801         [table_ reloadData];
7802     } return self;
7803 }
7804
7805 - (void) resizeSegmentedControl {
7806     CGFloat width = [[self view] frame].size.width;
7807     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
7808 }
7809
7810 - (void) viewWillAppear:(BOOL)animated {
7811     [super viewWillAppear:animated];
7812
7813     [self resizeSegmentedControl];
7814 }
7815
7816 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
7817     [self resizeSegmentedControl];
7818 }
7819
7820 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
7821     [self resizeSegmentedControl];
7822 }
7823
7824 - (void) save {
7825     NSString *role(nil);
7826
7827     switch ([segment_ selectedSegmentIndex]) {
7828         case 0: role = @"User"; break;
7829         case 1: role = @"Hacker"; break;
7830         case 2: role = @"Developer"; break;
7831
7832         _nodefault
7833     }
7834
7835     if (![role isEqualToString:Role_]) {
7836         bool rolling(Role_ == nil);
7837         Role_ = role;
7838
7839         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
7840             Role_, @"Role",
7841         nil];
7842
7843         [Metadata_ setObject:Settings_ forKey:@"Settings"];
7844         Changed_ = true;
7845
7846         if (rolling)
7847             [roledelegate_ loadData];
7848         else
7849             [roledelegate_ updateData];
7850     }
7851 }
7852
7853 - (void) segmentChanged:(UISegmentedControl *)control {
7854     [self showDoneButton];
7855 }
7856
7857 - (void) saveAndClose {
7858     [self save];
7859
7860     [[self navigationItem] setRightBarButtonItem:nil];
7861     [[self navigationController] dismissModalViewControllerAnimated:YES];
7862 }
7863
7864 - (void) doneButtonClicked {
7865     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
7866     [spinner startAnimating];
7867     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
7868     [[self navigationItem] setRightBarButtonItem:spinItem];
7869
7870     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
7871 }
7872
7873 - (void) showDoneButton {
7874     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7875         initWithTitle:UCLocalize("DONE")
7876         style:UIBarButtonItemStyleDone
7877         target:self
7878         action:@selector(doneButtonClicked)
7879     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
7880 }
7881
7882 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7883     // XXX: For not having a single cell in the table, this sure is a lot of sections.
7884     return 6;
7885 }
7886
7887 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7888     return 0; // :(
7889 }
7890
7891 - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7892     return nil; // This method is required by the protocol.
7893 }
7894
7895 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7896     if (section == 1)
7897         return UCLocalize("ROLE_EX");
7898     if (section == 4)
7899         return [NSString stringWithFormat:
7900             @"%@: %@\n%@: %@\n%@: %@",
7901             UCLocalize("USER"), UCLocalize("USER_EX"),
7902             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
7903             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
7904         ];
7905     else return nil;
7906 }
7907
7908 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
7909     return section == 3 ? 44.0f : 0;
7910 }
7911
7912 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
7913     return section == 3 ? container_ : nil;
7914 }
7915
7916 @end
7917 /* }}} */
7918 /* Stash Controller {{{ */
7919 @interface CYStashController : CYViewController {
7920     // XXX: just delete these things
7921     _transient UIActivityIndicatorView *spinner_;
7922     _transient UILabel *status_;
7923     _transient UILabel *caption_;
7924 }
7925 @end
7926
7927 @implementation CYStashController
7928 - (id) init {
7929     if ((self = [super init])) {
7930         [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
7931
7932         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
7933         CGRect spinrect = [spinner_ frame];
7934         spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
7935         spinrect.origin.y = [[self view] frame].size.height - 80.0f;
7936         [spinner_ setFrame:spinrect];
7937         [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
7938         [[self view] addSubview:spinner_];
7939         [spinner_ startAnimating];
7940
7941         CGRect captrect;
7942         captrect.size.width = [[self view] frame].size.width;
7943         captrect.size.height = 40.0f;
7944         captrect.origin.x = 0;
7945         captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
7946         caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
7947         [caption_ setText:@"Initializing Filesystem"];
7948         [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7949         [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
7950         [caption_ setTextColor:[UIColor whiteColor]];
7951         [caption_ setBackgroundColor:[UIColor clearColor]];
7952         [caption_ setShadowColor:[UIColor blackColor]];
7953         [caption_ setTextAlignment:UITextAlignmentCenter];
7954         [[self view] addSubview:caption_];
7955
7956         CGRect statusrect;
7957         statusrect.size.width = [[self view] frame].size.width;
7958         statusrect.size.height = 30.0f;
7959         statusrect.origin.x = 0;
7960         statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
7961         status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
7962         [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7963         [status_ setText:@"(Cydia will exit when complete.)"];
7964         [status_ setFont:[UIFont systemFontOfSize:16.0f]];
7965         [status_ setTextColor:[UIColor whiteColor]];
7966         [status_ setBackgroundColor:[UIColor clearColor]];
7967         [status_ setShadowColor:[UIColor blackColor]];
7968         [status_ setTextAlignment:UITextAlignmentCenter];
7969         [[self view] addSubview:status_];
7970     } return self;
7971 }
7972
7973 - (BOOL) shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)orientation {
7974     return IsWildcat_ || orientation == UIInterfaceOrientationPortrait;
7975 }
7976 @end
7977 /* }}} */
7978
7979 typedef enum {
7980     kCydiaTag = 0,
7981     kSectionsTag = 1,
7982     kChangesTag = 2,
7983     kManageTag = 3,
7984     kInstalledTag = 4,
7985     kSourcesTag = 5,
7986     kSearchTag = 6
7987 } CYTabTag;
7988
7989 @interface Cydia : UIApplication <
7990     ConfirmationControllerDelegate,
7991     ProgressControllerDelegate,
7992     CydiaDelegate,
7993     UINavigationControllerDelegate,
7994     UITabBarControllerDelegate
7995 > {
7996     // XXX: evaluate all fields for _transient
7997
7998     UIWindow *window_;
7999     CYTabBarController *tabbar_;
8000
8001     NSMutableArray *essential_;
8002     NSMutableArray *broken_;
8003
8004     Database *database_;
8005
8006     NSURL *starturl_;
8007     int tag_;
8008
8009     unsigned locked_;
8010     unsigned activity_;
8011
8012     SectionsController *sections_;
8013     ChangesController *changes_;
8014     ManageController *manage_;
8015     SearchController *search_;
8016     SourceTable *sources_;
8017     InstalledController *installed_;
8018     id queueDelegate_;
8019
8020     CYStashController *stash_;
8021
8022     bool loaded_;
8023 }
8024
8025 - (CYViewController *) _pageForURL:(NSURL *)url withClass:(Class)_class;
8026 - (void) setPage:(CYViewController *)page;
8027 - (void) loadData;
8028
8029 // XXX: I hate prototypes
8030 - (id) queueBadgeController;
8031
8032 @end
8033
8034 static _finline void _setHomePage(Cydia *self) {
8035     [self setPage:[self _pageForURL:[NSURL URLWithString:CydiaURL(@"")] withClass:[HomeController class]]];
8036 }
8037
8038 @implementation Cydia
8039
8040 - (void) beginUpdate {
8041     [tabbar_ beginUpdate];
8042 }
8043
8044 - (BOOL) updating {
8045     return [tabbar_ updating];
8046 }
8047
8048 - (UIView *) rotatingContentViewForWindow:(UIWindow *)window {
8049     return window_;
8050 }
8051
8052 - (void) _loaded {
8053     if ([broken_ count] != 0) {
8054         int count = [broken_ count];
8055
8056         UIAlertView *alert = [[[UIAlertView alloc]
8057             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8058             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8059             delegate:self
8060             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8061             otherButtonTitles:UCLocalize("TEMPORARY_IGNORE"), nil
8062         ] autorelease];
8063
8064         [alert setContext:@"fixhalf"];
8065         [alert show];
8066     } else if (!Ignored_ && [essential_ count] != 0) {
8067         int count = [essential_ count];
8068
8069         UIAlertView *alert = [[[UIAlertView alloc]
8070             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8071             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8072             delegate:self
8073             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8074             otherButtonTitles:UCLocalize("UPGRADE_ESSENTIAL"), UCLocalize("COMPLETE_UPGRADE"), nil
8075         ] autorelease];
8076
8077         [alert setContext:@"upgrade"];
8078         [alert show];
8079     }
8080 }
8081
8082 - (void) _saveConfig {
8083     _trace();
8084     MetaFile_.Sync();
8085     _trace();
8086
8087     if (Changed_) {
8088         NSString *error(nil);
8089
8090         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8091             _trace();
8092             NSError *error(nil);
8093             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8094                 NSLog(@"failure to save metadata data: %@", error);
8095             _trace();
8096
8097             Changed_ = false;
8098         } else {
8099             NSLog(@"failure to serialize metadata: %@", error);
8100         }
8101     }
8102 }
8103
8104 - (void) _updateData {
8105     [self _saveConfig];
8106
8107     /* XXX: this is just stupid */
8108     if (tag_ != 1 && sections_ != nil)
8109         [sections_ reloadData];
8110     if (tag_ != 2 && changes_ != nil)
8111         [changes_ reloadData];
8112     if (tag_ != 4 && search_ != nil)
8113         [search_ reloadData];
8114
8115     [(CYNavigationController *)[tabbar_ selectedViewController] reloadData];
8116
8117     [queueDelegate_ queueStatusDidChange];
8118     [[[self queueBadgeController] tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8119 }
8120
8121 - (int)indexOfTabWithTag:(int)tag {
8122     int i = 0;
8123     for (UINavigationController *controller in [tabbar_ viewControllers]) {
8124         if ([[controller tabBarItem] tag] == tag)
8125             return i;
8126         i += 1;
8127     }
8128
8129     return -1;
8130 }
8131
8132 - (void) _refreshIfPossible {
8133     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8134
8135     bool recently = false;
8136     NSDate *update([Metadata_ objectForKey:@"LastUpdate"]);
8137     if (update != nil) {
8138         NSTimeInterval interval([update timeIntervalSinceNow]);
8139         if (interval <= 0 && interval > -(15*60))
8140             recently = true;
8141     }
8142
8143     // Don't automatic refresh if:
8144     //  - We already refreshed recently.
8145     //  - We already auto-refreshed this launch.
8146     //  - Auto-refresh is disabled.
8147     if (recently || loaded_ || ManualRefresh) {
8148         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8149
8150         // If we are cancelling due to ManualRefresh or a recent refresh
8151         // we need to make sure it knows it's already loaded.
8152         loaded_ = true;
8153         return;
8154     } else {
8155         // We are going to load, so remember that.
8156         loaded_ = true;
8157     }
8158
8159     SCNetworkReachabilityFlags flags; {
8160         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8161         SCNetworkReachabilityGetFlags(reachability, &flags);
8162         CFRelease(reachability);
8163     }
8164
8165     // XXX: this elaborate mess is what Apple is using to determine this? :(
8166     // XXX: do we care if the user has to intervene? maybe that's ok?
8167     bool reachable(
8168         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8169             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8170                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8171                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8172             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8173             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8174         )
8175     );
8176
8177     // If we can reach the server, auto-refresh!
8178     if (reachable)
8179         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8180
8181     [pool release];
8182 }
8183
8184 - (void) refreshIfPossible {
8185     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible) toTarget:self withObject:nil];
8186 }
8187
8188 - (void) _reloadData {
8189     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8190     [hud setText:UCLocalize("RELOADING_DATA")];
8191
8192     [database_ yieldToSelector:@selector(reloadData) withObject:nil];
8193
8194     if (hud != nil)
8195         [self removeProgressHUD:hud];
8196
8197     size_t changes(0);
8198
8199     [essential_ removeAllObjects];
8200     [broken_ removeAllObjects];
8201
8202     NSArray *packages([database_ packages]);
8203     for (Package *package in packages) {
8204         if ([package half])
8205             [broken_ addObject:package];
8206         if ([package upgradableAndEssential:NO]) {
8207             if ([package essential])
8208                 [essential_ addObject:package];
8209             ++changes;
8210         }
8211     }
8212
8213     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:[self indexOfTabWithTag:kChangesTag]] tabBarItem];
8214     if (changes != 0) {
8215         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
8216         [changesItem setBadgeValue:badge];
8217         [changesItem setAnimatedBadge:([essential_ count] > 0)];
8218
8219         if ([self respondsToSelector:@selector(setApplicationBadge:)])
8220             [self setApplicationBadge:badge];
8221         else
8222             [self setApplicationBadgeString:badge];
8223     } else {
8224         [changesItem setBadgeValue:nil];
8225         [changesItem setAnimatedBadge:NO];
8226
8227         if ([self respondsToSelector:@selector(removeApplicationBadge)])
8228             [self removeApplicationBadge];
8229         else // XXX: maybe use setApplicationBadgeString also?
8230             [self setApplicationIconBadgeNumber:0];
8231     }
8232
8233     [self _updateData];
8234
8235     [self refreshIfPossible];
8236 }
8237
8238 - (void) updateData {
8239     [self _updateData];
8240 }
8241
8242 - (void) update_ {
8243     [database_ update];
8244 }
8245
8246 - (void) syncData {
8247     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
8248     _assert(file != NULL);
8249
8250     for (NSString *key in [Sources_ allKeys]) {
8251         NSDictionary *source([Sources_ objectForKey:key]);
8252
8253         fprintf(file, "%s %s %s\n",
8254             [[source objectForKey:@"Type"] UTF8String],
8255             [[source objectForKey:@"URI"] UTF8String],
8256             [[source objectForKey:@"Distribution"] UTF8String]
8257         );
8258     }
8259
8260     fclose(file);
8261
8262     [self _saveConfig];
8263
8264     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8265     CYNavigationController *navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8266     if (IsWildcat_)
8267         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8268     [tabbar_ presentModalViewController:navigation animated:YES];
8269
8270     [progress
8271         detachNewThreadSelector:@selector(update_)
8272         toTarget:self
8273         withObject:nil
8274         title:UCLocalize("UPDATING_SOURCES")
8275     ];
8276 }
8277
8278 - (void) reloadData {
8279     @synchronized (self) {
8280         [self _reloadData];
8281     }
8282 }
8283
8284 - (void) resolve {
8285     pkgProblemResolver *resolver = [database_ resolver];
8286
8287     resolver->InstallProtect();
8288     if (!resolver->Resolve(true))
8289         _error->Discard();
8290 }
8291
8292 - (CGRect) popUpBounds {
8293     return [[tabbar_ view] bounds];
8294 }
8295
8296 - (bool) perform {
8297     if (![database_ prepare])
8298         return false;
8299
8300     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
8301     [page setDelegate:self];
8302     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
8303     [confirm_ setDelegate:self];
8304
8305     if (IsWildcat_)
8306         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
8307     [tabbar_ presentModalViewController:confirm_ animated:YES];
8308
8309     return true;
8310 }
8311
8312 - (void) queue {
8313     @synchronized (self) {
8314         [self perform];
8315     }
8316 }
8317
8318 - (void) clearPackage:(Package *)package {
8319     @synchronized (self) {
8320         [package clear];
8321         [self resolve];
8322         [self perform];
8323     }
8324 }
8325
8326 - (void) installPackages:(NSArray *)packages {
8327     @synchronized (self) {
8328         for (Package *package in packages)
8329             [package install];
8330         [self resolve];
8331         [self perform];
8332     }
8333 }
8334
8335 - (void) installPackage:(Package *)package {
8336     @synchronized (self) {
8337         [package install];
8338         [self resolve];
8339         [self perform];
8340     }
8341 }
8342
8343 - (void) removePackage:(Package *)package {
8344     @synchronized (self) {
8345         [package remove];
8346         [self resolve];
8347         [self perform];
8348     }
8349 }
8350
8351 - (void) distUpgrade {
8352     @synchronized (self) {
8353         if (![database_ upgrade])
8354             return;
8355         [self perform];
8356     }
8357 }
8358
8359 - (void) complete {
8360     @synchronized (self) {
8361         [self _reloadData];
8362     }
8363 }
8364
8365 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
8366     Queuing_ = false;
8367
8368     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8369
8370     if (navigation != nil) {
8371         [navigation pushViewController:progress animated:YES];
8372     } else {
8373         navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8374         if (IsWildcat_)
8375             [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8376         [tabbar_ presentModalViewController:navigation animated:YES];
8377     }
8378
8379     [progress
8380         detachNewThreadSelector:@selector(perform)
8381         toTarget:database_
8382         withObject:nil
8383         title:UCLocalize("RUNNING")
8384     ];
8385
8386     ++locked_;
8387 }
8388
8389 - (void) progressControllerIsComplete:(ProgressController *)progress {
8390     --locked_;
8391     [self complete];
8392 }
8393
8394 - (void) setPage:(CYViewController *)page {
8395     [page setDelegate:self];
8396
8397     CYNavigationController *navController = (CYNavigationController *) [tabbar_ selectedViewController];
8398     [navController setViewControllers:[NSArray arrayWithObject:page]];
8399     for (CYNavigationController *page in [tabbar_ viewControllers])
8400         if (page != navController)
8401             [page setViewControllers:nil];
8402 }
8403
8404 - (CYViewController *) _pageForURL:(NSURL *)url withClass:(Class)_class {
8405     CYBrowserController *browser = [[[_class alloc] init] autorelease];
8406     [browser loadURL:url];
8407     return browser;
8408 }
8409
8410 - (SectionsController *) sectionsController {
8411     if (sections_ == nil)
8412         sections_ = [[SectionsController alloc] initWithDatabase:database_];
8413     return sections_;
8414 }
8415
8416 - (ChangesController *) changesController {
8417     if (changes_ == nil)
8418         changes_ = [[ChangesController alloc] initWithDatabase:database_ delegate:self];
8419     return changes_;
8420 }
8421
8422 - (ManageController *) manageController {
8423     if (manage_ == nil) {
8424         manage_ = (ManageController *) [[self
8425             _pageForURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]
8426             withClass:[ManageController class]
8427         ] retain];
8428         if (!IsWildcat_)
8429             queueDelegate_ = manage_;
8430     }
8431     return manage_;
8432 }
8433
8434 - (SearchController *) searchController {
8435     if (search_ == nil)
8436         search_ = [[SearchController alloc] initWithDatabase:database_];
8437     return search_;
8438 }
8439
8440 - (SourceTable *) sourcesController {
8441     if (sources_ == nil)
8442         sources_ = [[SourceTable alloc] initWithDatabase:database_];
8443     return sources_;
8444 }
8445
8446 - (InstalledController *) installedController {
8447     if (installed_ == nil) {
8448         installed_ = [[InstalledController alloc] initWithDatabase:database_];
8449         if (IsWildcat_)
8450             queueDelegate_ = installed_;
8451     }
8452     return installed_;
8453 }
8454
8455 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
8456     int tag = [[viewController tabBarItem] tag];
8457     if (tag == tag_) {
8458         [(CYNavigationController *)[tabbar_ selectedViewController] popToRootViewControllerAnimated:YES];
8459         return;
8460     } else if (tag_ == 1) {
8461         [[self sectionsController] resetView];
8462     }
8463
8464     switch (tag) {
8465         case kCydiaTag: _setHomePage(self); break;
8466
8467         case kSectionsTag: [self setPage:[self sectionsController]]; break;
8468         case kChangesTag: [self setPage:[self changesController]]; break;
8469         case kManageTag: [self setPage:[self manageController]]; break;
8470         case kInstalledTag: [self setPage:[self installedController]]; break;
8471         case kSourcesTag: [self setPage:[self sourcesController]]; break;
8472         case kSearchTag: [self setPage:[self searchController]]; break;
8473
8474         _nodefault
8475     }
8476
8477     tag_ = tag;
8478 }
8479
8480 - (void) showSettings {
8481     CYSettingsController *role = [[[CYSettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
8482     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
8483     if (IsWildcat_)
8484         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
8485     [tabbar_ presentModalViewController:nav animated:YES];
8486 }
8487
8488 - (void) retainNetworkActivityIndicator {
8489     if (activity_++ == 0)
8490         [self setNetworkActivityIndicatorVisible:YES];
8491 }
8492
8493 - (void) releaseNetworkActivityIndicator {
8494     if (--activity_ == 0)
8495         [self setNetworkActivityIndicatorVisible:NO];
8496 }
8497
8498 - (void) setPackageController:(PackageController *)view {
8499     WebThreadLock();
8500     [view setPackage:nil];
8501     WebThreadUnlock();
8502 }
8503
8504 - (PackageController *) _packageController {
8505     return [[[PackageController alloc] initWithDatabase:database_] autorelease];
8506 }
8507
8508 - (PackageController *) packageController {
8509     return [self _packageController];
8510 }
8511
8512 // Returns the navigation controller for the queuing badge.
8513 - (id) queueBadgeController {
8514     int index = [self indexOfTabWithTag:kManageTag];
8515     if (index == -1)
8516         index = [self indexOfTabWithTag:kInstalledTag];
8517
8518     return [[tabbar_ viewControllers] objectAtIndex:index];
8519 }
8520
8521 - (void) cancelAndClear:(bool)clear {
8522     @synchronized (self) {
8523         if (clear) {
8524             [database_ clear];
8525             Queuing_ = false;
8526         } else {
8527             Queuing_ = true;
8528         }
8529
8530         [self _updateData];
8531     }
8532 }
8533
8534 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8535     NSString *context([alert context]);
8536
8537     if ([context isEqualToString:@"fixhalf"]) {
8538         if (button == [alert firstOtherButtonIndex]) {
8539             @synchronized (self) {
8540                 for (Package *broken in broken_) {
8541                     [broken remove];
8542
8543                     NSString *id = [broken id];
8544                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
8545                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
8546                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
8547                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
8548                 }
8549
8550                 [self resolve];
8551                 [self perform];
8552             }
8553         } else if (button == [alert cancelButtonIndex]) {
8554             [broken_ removeAllObjects];
8555             [self _loaded];
8556         }
8557
8558         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8559     } else if ([context isEqualToString:@"upgrade"]) {
8560         if (button == [alert firstOtherButtonIndex]) {
8561             @synchronized (self) {
8562                 for (Package *essential in essential_)
8563                     [essential install];
8564
8565                 [self resolve];
8566                 [self perform];
8567             }
8568         } else if (button == [alert firstOtherButtonIndex] + 1) {
8569             [self distUpgrade];
8570         } else if (button == [alert cancelButtonIndex]) {
8571             Ignored_ = YES;
8572         }
8573
8574         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8575     }
8576 }
8577
8578 - (void) system:(NSString *)command { _pooled
8579     system([command UTF8String]);
8580 }
8581
8582 - (void) applicationWillSuspend {
8583     [database_ clean];
8584     [super applicationWillSuspend];
8585 }
8586
8587 - (BOOL) isSafeToSuspend {
8588     // Use external process status API internally.
8589     // This is probably a really bad idea.
8590     // XXX: what is the point of this? does this solve anything at all?
8591     uint64_t status = 0;
8592     int notify_token;
8593     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
8594         notify_get_state(notify_token, &status);
8595         notify_cancel(notify_token);
8596     }
8597
8598     return locked_ == 0 && status == 0;
8599 }
8600
8601 - (void) applicationSuspend:(__GSEvent *)event {
8602     if ([self isSafeToSuspend])
8603         [super applicationSuspend:event];
8604 }
8605
8606 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
8607     if ([self isSafeToSuspend])
8608         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
8609 }
8610
8611 - (void) _setSuspended:(BOOL)value {
8612     if ([self isSafeToSuspend])
8613         [super _setSuspended:value];
8614 }
8615
8616 - (UIProgressHUD *) addProgressHUD {
8617     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
8618     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8619
8620     [window_ setUserInteractionEnabled:NO];
8621     [hud show:YES];
8622
8623     UIViewController *target = tabbar_;
8624     while ([target modalViewController] != nil) target = [target modalViewController];
8625     [[target view] addSubview:hud];
8626
8627     ++locked_;
8628     return hud;
8629 }
8630
8631 - (void) removeProgressHUD:(UIProgressHUD *)hud {
8632     [hud show:NO];
8633     [hud removeFromSuperview];
8634     [window_ setUserInteractionEnabled:YES];
8635     --locked_;
8636 }
8637
8638 - (CYViewController *) pageForPackage:(NSString *)name {
8639     if (Package *package = [database_ packageWithName:name]) {
8640         PackageController *view([self packageController]);
8641         [view setPackage:package];
8642         return view;
8643     } else {
8644         NSURL *url([NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"unknown" ofType:@"html"]]);
8645         url = [NSURL URLWithString:[[url absoluteString] stringByAppendingString:[NSString stringWithFormat:@"?%@", name]]];
8646         return [self _pageForURL:url withClass:[CYBrowserController class]];
8647     }
8648 }
8649
8650 - (CYViewController *) pageForURL:(NSURL *)url hasTag:(int *)tag {
8651     if (tag != NULL)
8652         *tag = -1;
8653
8654     NSString *href([url absoluteString]);
8655     if ([href hasPrefix:@"apptapp://package/"])
8656         return [self pageForPackage:[href substringFromIndex:18]];
8657
8658     NSString *scheme([[url scheme] lowercaseString]);
8659     if (![scheme isEqualToString:@"cydia"])
8660         return nil;
8661     NSString *path([url absoluteString]);
8662     if ([path length] < 8)
8663         return nil;
8664     path = [path substringFromIndex:8];
8665     if (![path hasPrefix:@"/"])
8666         path = [@"/" stringByAppendingString:path];
8667
8668     if ([path isEqualToString:@"/add-source"])
8669         return [[[AddSourceController alloc] initWithDatabase:database_] autorelease];
8670     else if ([path isEqualToString:@"/storage"])
8671         return [self _pageForURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"storage" ofType:@"html"]] withClass:[CYBrowserController class]];
8672     else if ([path isEqualToString:@"/sources"])
8673         return [[[SourceTable alloc] initWithDatabase:database_] autorelease];
8674     else if ([path isEqualToString:@"/packages"])
8675         return [[[InstalledController alloc] initWithDatabase:database_] autorelease];
8676     else if ([path hasPrefix:@"/url/"])
8677         return [self _pageForURL:[NSURL URLWithString:[path substringFromIndex:5]] withClass:[CYBrowserController class]];
8678     else if ([path hasPrefix:@"/launch/"])
8679         [self launchApplicationWithIdentifier:[path substringFromIndex:8] suspended:NO];
8680     else if ([path hasPrefix:@"/package-settings/"])
8681         return [[[CYPackageSettingsController alloc] initWithDatabase:database_ package:[path substringFromIndex:18]] autorelease];
8682     else if ([path hasPrefix:@"/package-signature/"])
8683         return [[[SignatureController alloc] initWithDatabase:database_ package:[path substringFromIndex:19]] autorelease];
8684     else if ([path hasPrefix:@"/package/"])
8685         return [self pageForPackage:[path substringFromIndex:9]];
8686     else if ([path hasPrefix:@"/files/"]) {
8687         NSString *name = [path substringFromIndex:7];
8688
8689         if (Package *package = [database_ packageWithName:name]) {
8690             FileTable *files = [[[FileTable alloc] initWithDatabase:database_] autorelease];
8691             [files setPackage:package];
8692             return files;
8693         }
8694     }
8695
8696     return nil;
8697 }
8698
8699 - (BOOL) openCydiaURL:(NSURL *)url {
8700     CYViewController *page = nil;
8701     int tag = 0;
8702
8703     NSLog(@"open url: %@", url);
8704
8705     if ((page = [self pageForURL:url hasTag:&tag])) {
8706         [self setPage:page];
8707         tag_ = tag;
8708         [tabbar_ setSelectedViewController:(tag_ == -1 ? nil : [[tabbar_ viewControllers] objectAtIndex:tag_])];
8709     }
8710
8711     return !!page;
8712 }
8713
8714 - (void) applicationOpenURL:(NSURL *)url {
8715     [super applicationOpenURL:url];
8716     NSLog(@"first: %@", url);
8717     if (!loaded_) starturl_ = [url retain];
8718     else [self openCydiaURL:url];
8719 }
8720
8721 - (void) applicationWillResignActive:(UIApplication *)application {
8722     // Stop refreshing if you get a phone call or lock the device.
8723     if ([tabbar_ updating])
8724         [tabbar_ cancelUpdate];
8725
8726     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
8727         [super applicationWillResignActive:application];
8728 }
8729
8730 - (void) addStashController {
8731     ++locked_;
8732     stash_ = [[CYStashController alloc] init];
8733     [window_ addSubview:[stash_ view]];
8734 }
8735
8736 - (void) removeStashController {
8737     [[stash_ view] removeFromSuperview];
8738     [stash_ release];
8739     --locked_;
8740 }
8741
8742 - (void) stash {
8743     [self setIdleTimerDisabled:YES];
8744
8745     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
8746     [self setStatusBarShowsProgress:YES];
8747     UpdateExternalStatus(1);
8748
8749     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
8750
8751     UpdateExternalStatus(0);
8752     [self setStatusBarShowsProgress:NO];
8753
8754     [self removeStashController];
8755
8756     if (ExecFork() == 0) {
8757         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
8758         perror("launchctl stop");
8759     }
8760 }
8761
8762 - (void) setupTabBarController {
8763     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
8764     [tabbar_ setDelegate:self];
8765
8766     NSMutableArray *items([NSMutableArray arrayWithObjects:
8767         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:kCydiaTag] autorelease],
8768         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:kSectionsTag] autorelease],
8769         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:kChangesTag] autorelease],
8770         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:kSearchTag] autorelease],
8771     nil]);
8772
8773     if (IsWildcat_) {
8774         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:kSourcesTag] autorelease] atIndex:3];
8775         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:kInstalledTag] autorelease] atIndex:3];
8776     } else {
8777         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:kManageTag] autorelease] atIndex:3];
8778     }
8779
8780     NSMutableArray *controllers([NSMutableArray array]);
8781
8782     for (UITabBarItem *item in items) {
8783         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
8784         [controller setTabBarItem:item];
8785         [controllers addObject:controller];
8786     }
8787
8788     [tabbar_ setViewControllers:controllers];
8789 }
8790
8791 - (void) applicationDidFinishLaunching:(id)unused {
8792 _trace();
8793     CydiaApp = self;
8794
8795     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
8796         initWithMemoryCapacity:524288
8797         diskCapacity:10485760
8798         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
8799     ] autorelease]];
8800
8801     [CYBrowserController _initialize];
8802
8803     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
8804
8805     Font12_ = [[UIFont systemFontOfSize:12] retain];
8806     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
8807     Font14_ = [[UIFont systemFontOfSize:14] retain];
8808     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
8809     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
8810
8811     tag_ = 0;
8812
8813     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
8814     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
8815
8816     UIScreen *screen([UIScreen mainScreen]);
8817
8818     window_ = [[UIWindow alloc] initWithFrame:[screen bounds]];
8819     [window_ orderFront:self];
8820     [window_ makeKey:self];
8821     [window_ setHidden:NO];
8822
8823     if (
8824         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
8825         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
8826         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
8827         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
8828         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
8829         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
8830         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
8831         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
8832         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
8833         false
8834     ) {
8835         [self addStashController];
8836         // XXX: this would be much cleaner as a yieldToSelector:
8837         // that way the removeStashController could happen right here inline
8838         // we also could no longer require the useless stash_ field anymore
8839         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
8840         return;
8841     }
8842
8843     database_ = [Database sharedInstance];
8844
8845     [self setupTabBarController];
8846     [tabbar_ setUpdateDelegate:self];
8847     [window_ addSubview:[tabbar_ view]];
8848
8849     // Show pinstripes while loading data.
8850     [[tabbar_ view] setBackgroundColor:[UIColor pinStripeColor]];
8851
8852     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
8853 _trace();
8854 }
8855
8856 - (void) loadData {
8857 _trace();
8858     if (Role_ == nil) {
8859         [self showSettings];
8860         return;
8861     }
8862
8863     [window_ setUserInteractionEnabled:NO];
8864
8865     UIView *container = [[[UIView alloc] init] autorelease];
8866     [container setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
8867
8868     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
8869     [spinner startAnimating];
8870     [container addSubview:spinner];
8871
8872     UILabel *label = [[[UILabel alloc] init] autorelease];
8873     [label setFont:[UIFont boldSystemFontOfSize:15.0f]];
8874     [label setBackgroundColor:[UIColor clearColor]];
8875     [label setTextColor:[UIColor blackColor]];
8876     [label setShadowColor:[UIColor whiteColor]];
8877     [label setShadowOffset:CGSizeMake(0, 1)];
8878     [label setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
8879     [container addSubview:label];
8880
8881     CGSize viewsize = [[tabbar_ view] frame].size;
8882     CGSize spinnersize = [spinner bounds].size;
8883     CGSize textsize = [[label text] sizeWithFont:[label font]];
8884     float bothwidth = spinnersize.width + textsize.width + 5.0f;
8885
8886     CGRect containrect = {
8887         CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
8888         CGSizeMake(bothwidth, spinnersize.height)
8889     };
8890     CGRect textrect = {
8891         CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
8892         textsize
8893     };
8894     CGRect spinrect = {
8895         CGPointZero,
8896         spinnersize
8897     };
8898
8899     [container setFrame:containrect];
8900     [spinner setFrame:spinrect];
8901     [label setFrame:textrect];
8902     [[tabbar_ view] addSubview:container];
8903
8904     [self reloadData];
8905     PrintTimes();
8906
8907     // Show the initial page
8908     if (starturl_ == nil || ![self openCydiaURL:starturl_]) {
8909         [tabbar_ setSelectedIndex:0];
8910         _setHomePage(self);
8911     }
8912
8913     [starturl_ release];
8914     starturl_ = nil;
8915
8916     [window_ setUserInteractionEnabled:YES];
8917
8918     // XXX: does this actually slow anything down?
8919     [[tabbar_ view] setBackgroundColor:[UIColor clearColor]];
8920     [container removeFromSuperview];
8921 }
8922
8923 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
8924     if (item != nil && IsWildcat_) {
8925         [sheet showFromBarButtonItem:item animated:YES];
8926     } else {
8927         [sheet showInView:window_];
8928     }
8929 }
8930
8931 @end
8932
8933 /*IMP alloc_;
8934 id Alloc_(id self, SEL selector) {
8935     id object = alloc_(self, selector);
8936     lprintf("[%s]A-%p\n", self->isa->name, object);
8937     return object;
8938 }*/
8939
8940 /*IMP dealloc_;
8941 id Dealloc_(id self, SEL selector) {
8942     id object = dealloc_(self, selector);
8943     lprintf("[%s]D-%p\n", self->isa->name, object);
8944     return object;
8945 }*/
8946
8947 Class $WebDefaultUIKitDelegate;
8948
8949 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
8950     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
8951         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
8952     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
8953 }
8954
8955 static NSNumber *shouldPlayKeyboardSounds;
8956
8957 Class $UIHardware;
8958
8959 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
8960     switch (sound) {
8961         case 1104: // Keyboard Button Clicked
8962         case 1105: // Keyboard Delete Repeated
8963             if (shouldPlayKeyboardSounds == nil) {
8964                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
8965                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
8966             }
8967
8968             if (![shouldPlayKeyboardSounds boolValue])
8969                 break;
8970
8971         default:
8972             _UIHardware$_playSystemSound$(self, _cmd, sound);
8973     }
8974 }
8975
8976 int main(int argc, char *argv[]) { _pooled
8977     _trace();
8978
8979     if (Class $UIDevice = objc_getClass("UIDevice")) {
8980         UIDevice *device([$UIDevice currentDevice]);
8981         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
8982     } else
8983         IsWildcat_ = false;
8984
8985     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
8986
8987     /* Library Hacks {{{ */
8988     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
8989
8990     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
8991     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
8992     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
8993         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
8994         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
8995     }
8996
8997     $UIHardware = objc_getClass("UIHardware");
8998     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
8999     if (UIHardware$_playSystemSound$ != NULL) {
9000         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
9001         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
9002     }
9003     /* }}} */
9004     /* Set Locale {{{ */
9005     Locale_ = CFLocaleCopyCurrent();
9006     Languages_ = [NSLocale preferredLanguages];
9007     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9008     //NSLog(@"%@", [Languages_ description]);
9009
9010     const char *lang;
9011     if (Languages_ == nil || [Languages_ count] == 0)
9012         // XXX: consider just setting to C and then falling through?
9013         lang = NULL;
9014     else {
9015         lang = [[Languages_ objectAtIndex:0] UTF8String];
9016         setenv("LANG", lang, true);
9017     }
9018
9019     //std::setlocale(LC_ALL, lang);
9020     NSLog(@"Setting Language: %s", lang);
9021     /* }}} */
9022
9023     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
9024
9025     /* Parse Arguments {{{ */
9026     bool substrate(false);
9027
9028     if (argc != 0) {
9029         char **args(argv);
9030         int arge(1);
9031
9032         for (int argi(1); argi != argc; ++argi)
9033             if (strcmp(argv[argi], "--") == 0) {
9034                 arge = argi;
9035                 argv[argi] = argv[0];
9036                 argv += argi;
9037                 argc -= argi;
9038                 break;
9039             }
9040
9041         for (int argi(1); argi != arge; ++argi)
9042             if (strcmp(args[argi], "--substrate") == 0)
9043                 substrate = true;
9044             else
9045                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
9046     }
9047     /* }}} */
9048
9049     App_ = [[NSBundle mainBundle] bundlePath];
9050     Home_ = NSHomeDirectory();
9051     Advanced_ = YES;
9052
9053     setuid(0);
9054     setgid(0);
9055
9056     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
9057     alloc_ = alloc->method_imp;
9058     alloc->method_imp = (IMP) &Alloc_;*/
9059
9060     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
9061     dealloc_ = dealloc->method_imp;
9062     dealloc->method_imp = (IMP) &Dealloc_;*/
9063
9064     /* System Information {{{ */
9065     size_t size;
9066
9067     int maxproc;
9068     size = sizeof(maxproc);
9069     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
9070         perror("sysctlbyname(\"kern.maxproc\", ?)");
9071     else if (maxproc < 64) {
9072         maxproc = 64;
9073         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
9074             perror("sysctlbyname(\"kern.maxproc\", #)");
9075     }
9076
9077     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
9078     char *osversion = new char[size];
9079     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
9080         perror("sysctlbyname(\"kern.osversion\", ?)");
9081     else
9082         System_ = [NSString stringWithUTF8String:osversion];
9083
9084     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
9085     char *machine = new char[size];
9086     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
9087         perror("sysctlbyname(\"hw.machine\", ?)");
9088     else
9089         Machine_ = machine;
9090
9091     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
9092         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
9093             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
9094                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
9095                 CFRelease(serial);
9096             }
9097
9098             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
9099                 NSData *data((NSData *) ecid);
9100                 size_t length([data length]);
9101                 uint8_t bytes[length];
9102                 [data getBytes:bytes];
9103                 char string[length * 2 + 1];
9104                 for (size_t i(0); i != length; ++i)
9105                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
9106                 ChipID_ = [NSString stringWithUTF8String:string];
9107                 CFRelease(ecid);
9108             }
9109
9110             IOObjectRelease(service);
9111         }
9112     }
9113
9114     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
9115
9116     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
9117     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9118     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
9119
9120     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
9121     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9122     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
9123
9124     if (mcc != NULL && mnc != NULL)
9125         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
9126
9127     if (mnc != NULL)
9128         CFRelease(mnc);
9129     if (mcc != NULL)
9130         CFRelease(mcc);
9131
9132     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
9133         Build_ = [system objectForKey:@"ProductBuildVersion"];
9134     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
9135         Product_ = [info objectForKey:@"SafariProductVersion"];
9136         Safari_ = [info objectForKey:@"CFBundleVersion"];
9137     }
9138     /* }}} */
9139     /* Load Database {{{ */
9140     _trace();
9141     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
9142     _trace();
9143     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
9144
9145     if (Metadata_ == NULL)
9146         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
9147     else {
9148         Settings_ = [Metadata_ objectForKey:@"Settings"];
9149
9150         Packages_ = [Metadata_ objectForKey:@"Packages"];
9151         Sections_ = [Metadata_ objectForKey:@"Sections"];
9152         Sources_ = [Metadata_ objectForKey:@"Sources"];
9153
9154         Token_ = [Metadata_ objectForKey:@"Token"];
9155     }
9156
9157     if (Settings_ != nil)
9158         Role_ = [Settings_ objectForKey:@"Role"];
9159
9160     if (Sections_ == nil) {
9161         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
9162         [Metadata_ setObject:Sections_ forKey:@"Sections"];
9163     }
9164
9165     if (Sources_ == nil) {
9166         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
9167         [Metadata_ setObject:Sources_ forKey:@"Sources"];
9168     }
9169     /* }}} */
9170
9171     _trace();
9172     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
9173     _trace();
9174
9175     if (Packages_ != nil) {
9176         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, NULL);
9177         _trace();
9178         [Metadata_ removeObjectForKey:@"Packages"];
9179         Packages_ = nil;
9180         Changed_ = true;
9181     }
9182
9183     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
9184
9185     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/SimulatedKeyEvents.dylib", F_OK) == 0)
9186         dlopen("/Library/MobileSubstrate/DynamicLibraries/SimulatedKeyEvents.dylib", RTLD_LAZY | RTLD_GLOBAL);
9187     if (substrate && access("/Applications/WinterBoard.app/WinterBoard.dylib", F_OK) == 0)
9188         dlopen("/Applications/WinterBoard.app/WinterBoard.dylib", RTLD_LAZY | RTLD_GLOBAL);
9189     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
9190         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
9191
9192     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
9193
9194     if (access("/tmp/.cydia.fw", F_OK) == 0) {
9195         unlink("/tmp/.cydia.fw");
9196         goto firmware;
9197     } else if (access("/User", F_OK) != 0 || version < 2) {
9198       firmware:
9199         _trace();
9200         system("/usr/libexec/cydia/firmware.sh");
9201         _trace();
9202     }
9203
9204     _assert([[NSFileManager defaultManager]
9205         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
9206         withIntermediateDirectories:YES
9207         attributes:nil
9208         error:NULL
9209     ]);
9210
9211     if (access("/tmp/cydia.chk", F_OK) == 0) {
9212         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
9213             _assert(errno == ENOENT);
9214         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
9215             _assert(errno == ENOENT);
9216     }
9217
9218     /* APT Initialization {{{ */
9219     _assert(pkgInitConfig(*_config));
9220     _assert(pkgInitSystem(*_config, _system));
9221
9222     if (lang != NULL)
9223         _config->Set("APT::Acquire::Translation", lang);
9224
9225     // XXX: this timeout might be important :(
9226     //_config->Set("Acquire::http::Timeout", 15);
9227
9228     _config->Set("Acquire::http::MaxParallel", 3);
9229     /* }}} */
9230     /* Color Choices {{{ */
9231     space_ = CGColorSpaceCreateDeviceRGB();
9232
9233     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
9234     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
9235     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
9236     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
9237     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
9238     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
9239     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
9240     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
9241     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
9242
9243     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
9244     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
9245     /* }}}*/
9246     /* UIKit Configuration {{{ */
9247     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
9248     if ($GSFontSetUseLegacyFontMetrics != NULL)
9249         $GSFontSetUseLegacyFontMetrics(YES);
9250
9251     // XXX: I have a feeling this was important
9252     //UIKeyboardDisableAutomaticAppearance();
9253     /* }}} */
9254
9255     Colon_ = UCLocalize("COLON_DELIMITED");
9256     Elision_ = UCLocalize("ELISION");
9257     Error_ = UCLocalize("ERROR");
9258     Warning_ = UCLocalize("WARNING");
9259
9260     _trace();
9261     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
9262
9263     CGColorSpaceRelease(space_);
9264     CFRelease(Locale_);
9265
9266     return value;
9267 }