MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2015  Jay Freeman (saurik)
   3 */
   4
   5 /* GNU General Public License, Version 3 {{{ */
   6 /*
   7  * Cydia is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published
   9  * by the Free Software Foundation, either version 3 of the License,
  10  * or (at your option) any later version.
  11  *
  12  * Cydia is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with Cydia.  If not, see <http://www.gnu.org/licenses/>.
  19 **/
  20 /* }}} */
  21
  22 // XXX: wtf/FastMalloc.h... wtf?
  23 #define USE_SYSTEM_MALLOC 1
  24
  25 /* #include Directives {{{ */
  26 #include "CyteKit/UCPlatform.h"
  27 #include "CyteKit/Localize.h"
  28
  29 #include <unicode/ustring.h>
  30 #include <unicode/utrans.h>
  31
  32 #include <objc/objc.h>
  33 #include <objc/runtime.h>
  34
  35 #include <CoreGraphics/CoreGraphics.h>
  36 #include <Foundation/Foundation.h>
  37
  38 #if 0
  39 #define DEPLOYMENT_TARGET_MACOSX 1
  40 #define CF_BUILDING_CF 1
  41 #include <CoreFoundation/CFInternal.h>
  42 #endif
  43
  44 #include <CoreFoundation/CFUniChar.h>
  45
  46 #include <SystemConfiguration/SystemConfiguration.h>
  47
  48 #include <UIKit/UIKit.h>
  49 #include "iPhonePrivate.h"
  50
  51 #include <IOKit/IOKitLib.h>
  52
  53 #include <QuartzCore/CALayer.h>
  54
  55 #include <WebCore/WebCoreThread.h>
  56
  57 #include <algorithm>
  58 #include <fstream>
  59 #include <iomanip>
  60 #include <set>
  61 #include <sstream>
  62 #include <string>
  63
  64 #include "fdstream.hpp"
  65
  66 #undef ABS
  67
  68 #include "apt.h"
  69 #include <apt-pkg/acquire.h>
  70 #include <apt-pkg/acquire-item.h>
  71 #include <apt-pkg/algorithms.h>
  72 #include <apt-pkg/cachefile.h>
  73 #include <apt-pkg/clean.h>
  74 #include <apt-pkg/configuration.h>
  75 #include <apt-pkg/debindexfile.h>
  76 #include <apt-pkg/debmetaindex.h>
  77 #include <apt-pkg/error.h>
  78 #include <apt-pkg/init.h>
  79 #include <apt-pkg/mmap.h>
  80 #include <apt-pkg/pkgrecords.h>
  81 #include <apt-pkg/sha1.h>
  82 #include <apt-pkg/sourcelist.h>
  83 #include <apt-pkg/sptr.h>
  84 #include <apt-pkg/strutl.h>
  85 #include <apt-pkg/tagfile.h>
  86
  87 #include <sys/types.h>
  88 #include <sys/stat.h>
  89 #include <sys/sysctl.h>
  90 #include <sys/param.h>
  91 #include <sys/mount.h>
  92 #include <sys/reboot.h>
  93
  94 #include <dirent.h>
  95 #include <fcntl.h>
  96 #include <notify.h>
  97 #include <dlfcn.h>
  98
  99 extern "C" {
 100 #include <mach-o/nlist.h>
 101 }
 102
 103 #include <cstdio>
 104 #include <cstdlib>
 105 #include <cstring>
 106
 107 #include <errno.h>
 108
 109 #include <Cytore.hpp>
 110 #include "Sources.h"
 111
 112 #include "Substrate.hpp"
 113 #include "Menes/Menes.h"
 114
 115 #include "CyteKit/Application.h"
 116 #include "CyteKit/NavigationController.h"
 117 #include "CyteKit/RegEx.hpp"
 118 #include "CyteKit/TableViewCell.h"
 119 #include "CyteKit/TabBarController.h"
 120 #include "CyteKit/WebScriptObject-Cyte.h"
 121 #include "CyteKit/WebViewController.h"
 122 #include "CyteKit/WebViewTableViewCell.h"
 123 #include "CyteKit/stringWithUTF8Bytes.h"
 124
 125 #include "Cydia/MIMEAddress.h"
 126 #include "Cydia/LoadingViewController.h"
 127 #include "Cydia/ProgressEvent.h"
 128
 129 #include "SDURLCache/SDURLCache.h"
 130 /* }}} */
 131
 132 /* Profiler {{{ */
 133 struct timeval _ltv;
 134 bool _itv;
 135
 136 #define _timestamp ({ \
 137     struct timeval tv; \
 138     gettimeofday(&tv, NULL); \
 139     tv.tv_sec * 1000000 + tv.tv_usec; \
 140 })
 141
 142 typedef std::vector<class ProfileTime *> TimeList;
 143 TimeList times_;
 144
 145 class ProfileTime {
 146   private:
 147     const char *name_;
 148     uint64_t total_;
 149     uint64_t count_;
 150
 151   public:
 152     ProfileTime(const char *name) :
 153         name_(name),
 154         total_(0)
 155     {
 156         times_.push_back(this);
 157     }
 158
 159     void AddTime(uint64_t time) {
 160         total_ += time;
 161         ++count_;
 162     }
 163
 164     void Print() {
 165         if (total_ != 0)
 166             std::cerr << std::setw(7) << count_ << ", " << std::setw(8) << total_ << " : " << name_ << std::endl;
 167         total_ = 0;
 168         count_ = 0;
 169     }
 170 };
 171
 172 class ProfileTimer {
 173   private:
 174     ProfileTime &time_;
 175     uint64_t start_;
 176
 177   public:
 178     ProfileTimer(ProfileTime &time) :
 179         time_(time),
 180         start_(_timestamp)
 181     {
 182     }
 183
 184     ~ProfileTimer() {
 185         time_.AddTime(_timestamp - start_);
 186     }
 187 };
 188
 189 void PrintTimes() {
 190     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 191         (*i)->Print();
 192     std::cerr << "========" << std::endl;
 193 }
 194
 195 #define _profile(name) { \
 196     static ProfileTime name(#name); \
 197     ProfileTimer _ ## name(name);
 198
 199 #define _end }
 200 /* }}} */
 201
 202 // XXX: I hate clang. Apple: please get over your petty hatred of GPL and fix your gcc fork
 203 #define synchronized(lock) \
 204     synchronized(static_cast<NSObject *>(lock))
 205
 206 extern NSString *Cydia_;
 207
 208 #define lprintf(args...) fprintf(stderr, args)
 209
 210 #define ForRelease 1
 211 #define TraceLogging (1 && !ForRelease)
 212 #define HistogramInsertionSort (0 && !ForRelease)
 213 #define ProfileTimes (0 && !ForRelease)
 214 #define ForSaurik (0 && !ForRelease)
 215 #define LogBrowser (0 && !ForRelease)
 216 #define TrackResize (0 && !ForRelease)
 217 #define ManualRefresh (1 && !ForRelease)
 218 #define ShowInternals (0 && !ForRelease)
 219 #define AlwaysReload (0 && !ForRelease)
 220
 221 #if !TraceLogging
 222 #undef _trace
 223 #define _trace(args...)
 224 #endif
 225
 226 #if !ProfileTimes
 227 #undef _profile
 228 #define _profile(name) {
 229 #undef _end
 230 #define _end }
 231 #define PrintTimes() do {} while (false)
 232 #endif
 233
 234 // Hash Functions/Structures {{{
 235 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 236
 237 union SplitHash {
 238     uint32_t u32;
 239     uint16_t u16[2];
 240 };
 241 // }}}
 242
 243 @implementation NSDictionary (Cydia)
 244 - (id) invokeUndefinedMethodFromWebScript:(NSString *)name withArguments:(NSArray *)arguments {
 245     if (false);
 246     else if ([name isEqualToString:@"get"])
 247         return [self objectForKey:[arguments objectAtIndex:0]];
 248     else if ([name isEqualToString:@"keys"])
 249         return [self allKeys];
 250     return nil;
 251 } @end
 252
 253 static NSString *Colon_;
 254 NSString *Elision_;
 255 static NSString *Error_;
 256 static NSString *Warning_;
 257
 258 static NSString *Cache_;
 259 #define Cache(file) \
 260     [NSString stringWithFormat:@"%@/%s", Cache_, file]
 261
 262 static void (*$SBSSetInterceptsMenuButtonForever)(bool);
 263 static NSData *(*$SBSCopyIconImagePNGDataForDisplayIdentifier)(NSString *);
 264
 265 static CFStringRef (*$MGCopyAnswer)(CFStringRef);
 266
 267 static NSString *UniqueIdentifier(UIDevice *device = nil) {
 268     if (kCFCoreFoundationVersionNumber < 800) // iOS 7.x
 269         return [device ?: [UIDevice currentDevice] uniqueIdentifier];
 270     else
 271         return [(id)$MGCopyAnswer(CFSTR("UniqueDeviceID")) autorelease];
 272 }
 273
 274 static bool IsReachable(const char *name) {
 275     SCNetworkReachabilityFlags flags; {
 276         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, name));
 277         SCNetworkReachabilityGetFlags(reachability, &flags);
 278         CFRelease(reachability);
 279     }
 280
 281     // XXX: this elaborate mess is what Apple is using to determine this? :(
 282     // XXX: do we care if the user has to intervene? maybe that's ok?
 283     return
 284         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
 285             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
 286                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
 287                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
 288             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
 289             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
 290         )
 291     ;
 292 }
 293
 294 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 295
 296 static _finline NSString *CydiaURL(NSString *path) {
 297     char page[26];
 298     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 299     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 300     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 301     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 302     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 303     page[25] = '\0';
 304     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 305 }
 306
 307 static NSString *ShellEscape(NSString *value) {
 308     return [NSString stringWithFormat:@"'%@'", [value stringByReplacingOccurrencesOfString:@"'" withString:@"'\\''"]];
 309 }
 310
 311 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 312     int notify_token;
 313     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 314         notify_set_state(notify_token, newStatus);
 315         notify_cancel(notify_token);
 316     }
 317     notify_post("com.saurik.Cydia.status");
 318 }
 319
 320 static CGFloat CYStatusBarHeight() {
 321     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 322     return UIInterfaceOrientationIsPortrait([[UIApplication sharedApplication] statusBarOrientation]) ? size.height : size.width;
 323 }
 324
 325 /* NSForcedOrderingSearch doesn't work on the iPhone */
 326 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 327 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 328 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 329
 330 /* Insertion Sort {{{ */
 331
 332 template <typename Type_>
 333 size_t CFBSearch_(const Type_ &element, const void *list, size_t count, CFComparisonResult (*comparator)(Type_, Type_, void *), void *context) {
 334     const char *ptr = (const char *)list;
 335     while (0 < count) {
 336         size_t half = count / 2;
 337         const char *probe = ptr + sizeof(Type_) * half;
 338         CFComparisonResult cr = comparator(element, * (const Type_ *) probe, context);
 339         if (0 == cr) return (probe - (const char *)list) / sizeof(Type_);
 340         ptr = (cr < 0) ? ptr : probe + sizeof(Type_);
 341         count = (cr < 0) ? half : (half + (count & 1) - 1);
 342     }
 343     return (ptr - (const char *)list) / sizeof(Type_);
 344 }
 345
 346 template <typename Type_>
 347 void CYArrayInsertionSortValues(Type_ *values, size_t length, CFComparisonResult (*comparator)(Type_, Type_, void *), void *context) {
 348     if (length == 0)
 349         return;
 350
 351 #if HistogramInsertionSort > 0
 352     uint32_t total(0), *offsets(new uint32_t[length]);
 353 #endif
 354
 355     for (size_t index(1); index != length; ++index) {
 356         Type_ value(values[index]);
 357 #if 0
 358         size_t correct(CFBSearch_(value, values, index, comparator, context));
 359 #else
 360         size_t correct(index);
 361         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 362 #if HistogramInsertionSort > 1
 363             NSLog(@"%@ < %@", value, values[correct - 1]);
 364 #endif
 365             if (--correct == 0)
 366                 break;
 367             if (index - correct >= 8) {
 368                 correct = CFBSearch_(value, values, correct, comparator, context);
 369                 break;
 370             }
 371         }
 372 #endif
 373         if (correct != index) {
 374             size_t offset(index - correct);
 375 #if HistogramInsertionSort
 376             total += offset;
 377             ++offsets[offset];
 378             if (offset > 10)
 379                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 380 #endif
 381             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 382             values[correct] = value;
 383         }
 384     }
 385
 386 #if HistogramInsertionSort > 0
 387     for (size_t index(0); index != range.length; ++index)
 388         if (offsets[index] != 0)
 389             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 390     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 391     delete [] offsets;
 392 #endif
 393 }
 394
 395 /* }}} */
 396
 397 /* Apple Bug Fixes {{{ */
 398 @implementation UIWebDocumentView (Cydia)
 399
 400 - (void) _setScrollerOffset:(CGPoint)offset {
 401     UIScroller *scroller([self _scroller]);
 402
 403     CGSize size([scroller contentSize]);
 404     CGSize bounds([scroller bounds].size);
 405
 406     CGPoint max;
 407     max.x = size.width - bounds.width;
 408     max.y = size.height - bounds.height;
 409
 410     // wtf Apple?!
 411     if (max.x < 0)
 412         max.x = 0;
 413     if (max.y < 0)
 414         max.y = 0;
 415
 416     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 417     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 418
 419     [scroller setOffset:offset];
 420 }
 421
 422 @end
 423 /* }}} */
 424
 425 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 426     size_t length([self length] - state->state);
 427     if (length <= 0)
 428         return 0;
 429     else if (length > count)
 430         length = count;
 431     for (size_t i(0); i != length; ++i)
 432         objects[i] = [self item:state->state++];
 433     state->itemsPtr = objects;
 434     state->mutationsPtr = (unsigned long *) self;
 435     return length;
 436 }
 437
 438 /* Cydia NSString Additions {{{ */
 439 @interface NSString (Cydia)
 440 - (NSComparisonResult) compareByPath:(NSString *)other;
 441 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 442 @end
 443
 444 @implementation NSString (Cydia)
 445
 446 - (NSComparisonResult) compareByPath:(NSString *)other {
 447     NSString *prefix = [self commonPrefixWithString:other options:0];
 448     size_t length = [prefix length];
 449
 450     NSRange lrange = NSMakeRange(length, [self length] - length);
 451     NSRange rrange = NSMakeRange(length, [other length] - length);
 452
 453     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 454     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 455
 456     NSComparisonResult value;
 457
 458     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 459         value = NSOrderedSame;
 460     else if (lrange.location == NSNotFound)
 461         value = NSOrderedAscending;
 462     else if (rrange.location == NSNotFound)
 463         value = NSOrderedDescending;
 464     else
 465         value = NSOrderedSame;
 466
 467     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 468         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 469     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 470         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 471
 472     NSComparisonResult result = [lpath compare:rpath];
 473     return result == NSOrderedSame ? value : result;
 474 }
 475
 476 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 477     return [(id)CFURLCreateStringByAddingPercentEscapes(
 478         kCFAllocatorDefault,
 479         (CFStringRef) self,
 480         NULL,
 481         CFSTR(";/?:@&=+$,"),
 482         kCFStringEncodingUTF8
 483     ) autorelease];
 484 }
 485
 486 @end
 487 /* }}} */
 488
 489 /* C++ NSString Wrapper Cache {{{ */
 490 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 491     return size == 0 ? NULL :
 492         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 493         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 494 }
 495
 496 static _finline CFStringRef CYStringCreate(const std::string &data) {
 497     return CYStringCreate(data.data(), data.size());
 498 }
 499
 500 static _finline CFStringRef CYStringCreate(const char *data) {
 501     return CYStringCreate(data, strlen(data));
 502 }
 503
 504 class CYString {
 505   private:
 506     char *data_;
 507     size_t size_;
 508     CFStringRef cache_;
 509
 510     _finline void clear_() {
 511         if (cache_ != NULL) {
 512             CFRelease(cache_);
 513             cache_ = NULL;
 514         }
 515     }
 516
 517   public:
 518     _finline bool empty() const {
 519         return size_ == 0;
 520     }
 521
 522     _finline size_t size() const {
 523         return size_;
 524     }
 525
 526     _finline char *data() const {
 527         return data_;
 528     }
 529
 530     _finline void clear() {
 531         size_ = 0;
 532         clear_();
 533     }
 534
 535     _finline CYString() :
 536         data_(0),
 537         size_(0),
 538         cache_(NULL)
 539     {
 540     }
 541
 542     _finline ~CYString() {
 543         clear_();
 544     }
 545
 546     void operator =(const CYString &rhs) {
 547         data_ = rhs.data_;
 548         size_ = rhs.size_;
 549
 550         if (rhs.cache_ == nil)
 551             cache_ = NULL;
 552         else
 553             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 554     }
 555
 556     void copy(CYPool *pool) {
 557         char *temp(pool->malloc<char>(size_ + 1));
 558         memcpy(temp, data_, size_);
 559         temp[size_] = '\0';
 560         data_ = temp;
 561     }
 562
 563     void set(CYPool *pool, const char *data, size_t size) {
 564         if (size == 0)
 565             clear();
 566         else {
 567             clear_();
 568
 569             data_ = const_cast<char *>(data);
 570             size_ = size;
 571
 572             if (pool != NULL)
 573                 copy(pool);
 574         }
 575     }
 576
 577     _finline void set(CYPool *pool, const char *data) {
 578         set(pool, data, data == NULL ? 0 : strlen(data));
 579     }
 580
 581     _finline void set(CYPool *pool, const std::string &rhs) {
 582         set(pool, rhs.data(), rhs.size());
 583     }
 584
 585     bool operator ==(const CYString &rhs) const {
 586         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 587     }
 588
 589     _finline operator CFStringRef() {
 590         if (cache_ == NULL)
 591             cache_ = CYStringCreate(data_, size_);
 592         return cache_;
 593     }
 594
 595     _finline operator id() {
 596         return (NSString *) static_cast<CFStringRef>(*this);
 597     }
 598
 599     _finline operator const char *() {
 600         return reinterpret_cast<const char *>(data_);
 601     }
 602 };
 603 /* }}} */
 604 /* C++ NSString Algorithm Adapters {{{ */
 605 extern "C" {
 606     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 607 }
 608
 609 struct NSStringMapHash :
 610     std::unary_function<NSString *, size_t>
 611 {
 612     _finline size_t operator ()(NSString *value) const {
 613         return CFStringHashNSString((CFStringRef) value);
 614     }
 615 };
 616
 617 struct NSStringMapLess :
 618     std::binary_function<NSString *, NSString *, bool>
 619 {
 620     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 621         return [lhs compare:rhs] == NSOrderedAscending;
 622     }
 623 };
 624
 625 struct NSStringMapEqual :
 626     std::binary_function<NSString *, NSString *, bool>
 627 {
 628     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 629         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 630         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 631         //[lhs isEqualToString:rhs];
 632     }
 633 };
 634 /* }}} */
 635
 636 /* CoreGraphics Primitives {{{ */
 637 class CYColor {
 638   private:
 639     CGColorRef color_;
 640
 641     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 642         CGFloat color[] = {red, green, blue, alpha};
 643         return CGColorCreate(space, color);
 644     }
 645
 646   public:
 647     CYColor() :
 648         color_(NULL)
 649     {
 650     }
 651
 652     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 653         color_(Create_(space, red, green, blue, alpha))
 654     {
 655         Set(space, red, green, blue, alpha);
 656     }
 657
 658     void Clear() {
 659         if (color_ != NULL)
 660             CGColorRelease(color_);
 661     }
 662
 663     ~CYColor() {
 664         Clear();
 665     }
 666
 667     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 668         Clear();
 669         color_ = Create_(space, red, green, blue, alpha);
 670     }
 671
 672     operator CGColorRef() {
 673         return color_;
 674     }
 675 };
 676 /* }}} */
 677
 678 /* Random Global Variables {{{ */
 679 static int PulseInterval_ = 500000;
 680
 681 static const NSString *UI_;
 682
 683 static int Finish_;
 684 static bool RestartSubstrate_;
 685 static NSArray *Finishes_;
 686
 687 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 688 #define NotifyConfig_ "/etc/notify.conf"
 689
 690 static bool Queuing_;
 691
 692 static CYColor Blue_;
 693 static CYColor Blueish_;
 694 static CYColor Black_;
 695 static CYColor Folder_;
 696 static CYColor Off_;
 697 static CYColor White_;
 698 static CYColor Gray_;
 699 static CYColor Green_;
 700 static CYColor Purple_;
 701 static CYColor Purplish_;
 702
 703 static UIColor *InstallingColor_;
 704 static UIColor *RemovingColor_;
 705
 706 static NSString *App_;
 707
 708 static BOOL Advanced_;
 709 static BOOL Ignored_;
 710
 711 static _H<UIFont> Font12_;
 712 static _H<UIFont> Font12Bold_;
 713 static _H<UIFont> Font14_;
 714 static _H<UIFont> Font18_;
 715 static _H<UIFont> Font18Bold_;
 716 static _H<UIFont> Font22Bold_;
 717
 718 static const char *Machine_ = NULL;
 719 static _H<NSString> System_;
 720 static NSString *SerialNumber_ = nil;
 721 static NSString *ChipID_ = nil;
 722 static NSString *BBSNum_ = nil;
 723 static _H<NSString> UniqueID_;
 724 static _H<NSString> UserAgent_;
 725 static _H<NSString> Product_;
 726 static _H<NSString> Safari_;
 727
 728 static _H<NSLocale> CollationLocale_;
 729 static _H<NSArray> CollationThumbs_;
 730 static std::vector<NSInteger> CollationOffset_;
 731 static _H<NSArray> CollationTitles_;
 732 static _H<NSArray> CollationStarts_;
 733 static UTransliterator *CollationTransl_;
 734 //static Function<NSString *, NSString *> CollationModify_;
 735
 736 typedef std::basic_string<UChar> ustring;
 737 static ustring CollationString_;
 738
 739 #define CUC const ustring &str(*reinterpret_cast<const ustring *>(rep))
 740 #define UC ustring &str(*reinterpret_cast<ustring *>(rep))
 741 static struct UReplaceableCallbacks CollationUCalls_ = {
 742     .length = [](const UReplaceable *rep) -> int32_t { CUC;
 743         return str.size();
 744     },
 745
 746     .charAt = [](const UReplaceable *rep, int32_t offset) -> UChar { CUC;
 747         //fprintf(stderr, "charAt(%d) : %d\n", offset, str.size());
 748         if (offset >= str.size())
 749             return 0xffff;
 750         return str[offset];
 751     },
 752
 753     .char32At = [](const UReplaceable *rep, int32_t offset) -> UChar32 { CUC;
 754         //fprintf(stderr, "char32At(%d) : %d\n", offset, str.size());
 755         if (offset >= str.size())
 756             return 0xffff;
 757         UChar32 c;
 758         U16_GET(str.data(), 0, offset, str.size(), c);
 759         return c;
 760     },
 761
 762     .replace = [](UReplaceable *rep, int32_t start, int32_t limit, const UChar *text, int32_t length) -> void { UC;
 763         //fprintf(stderr, "replace(%d, %d, %d) : %d\n", start, limit, length, str.size());
 764         str.replace(start, limit - start, text, length);
 765     },
 766
 767     .extract = [](UReplaceable *rep, int32_t start, int32_t limit, UChar *dst) -> void { UC;
 768         //fprintf(stderr, "extract(%d, %d) : %d\n", start, limit, str.size());
 769         str.copy(dst, limit - start, start);
 770     },
 771
 772     .copy = [](UReplaceable *rep, int32_t start, int32_t limit, int32_t dest) -> void { UC;
 773         //fprintf(stderr, "copy(%d, %d, %d) : %d\n", start, limit, dest, str.size());
 774         str.replace(dest, 0, str, start, limit - start);
 775     },
 776 };
 777
 778 static CFLocaleRef Locale_;
 779 static NSArray *Languages_;
 780 static CGColorSpaceRef space_;
 781
 782 #define CacheState_ "/var/mobile/Library/Caches/com.saurik.Cydia/CacheState.plist"
 783 #define SavedState_ "/var/mobile/Library/Caches/com.saurik.Cydia/SavedState.plist"
 784
 785 static NSDictionary *SectionMap_;
 786 static _H<NSDate> Backgrounded_;
 787 static _transient NSMutableDictionary *Values_;
 788 static _transient NSMutableDictionary *Sections_;
 789 _H<NSMutableDictionary> Sources_;
 790 static _transient NSNumber *Version_;
 791 static time_t now_;
 792
 793 bool IsWildcat_;
 794 CGFloat ScreenScale_;
 795 static NSString *Idiom_;
 796 static _H<NSString> Firmware_;
 797 static NSString *Major_;
 798
 799 static _H<NSMutableDictionary> SessionData_;
 800 static _H<NSObject> HostConfig_;
 801 static _H<NSMutableSet> BridgedHosts_;
 802 static _H<NSMutableSet> InsecureHosts_;
 803 static _H<NSMutableSet> CachedURLs_;
 804
 805 static NSString *kCydiaProgressEventTypeError = @"Error";
 806 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 807 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 808 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 809 /* }}} */
 810
 811 /* Display Helpers {{{ */
 812 inline float Interpolate(float begin, float end, float fraction) {
 813     return (end - begin) * fraction + begin;
 814 }
 815
 816 static inline double Retina(double value) {
 817     value *= ScreenScale_;
 818     value = round(value);
 819     value /= ScreenScale_;
 820     return value;
 821 }
 822
 823 static inline CGRect Retina(CGRect value) {
 824     value.origin.x *= ScreenScale_;
 825     value.origin.y *= ScreenScale_;
 826     value.size.width *= ScreenScale_;
 827     value.size.height *= ScreenScale_;
 828     value = CGRectIntegral(value);
 829     value.origin.x /= ScreenScale_;
 830     value.origin.y /= ScreenScale_;
 831     value.size.width /= ScreenScale_;
 832     value.size.height /= ScreenScale_;
 833     return value;
 834 }
 835
 836 static _finline const char *StripVersion_(const char *version) {
 837     const char *colon(strchr(version, ':'));
 838     return colon == NULL ? version : colon + 1;
 839 }
 840
 841 NSString *LocalizeSection(NSString *section) {
 842     static RegEx title_r("(.*?) \\((.*)\\)");
 843     if (title_r(section)) {
 844         NSString *parent(title_r[1]);
 845         NSString *child(title_r[2]);
 846
 847         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 848             LocalizeSection(parent),
 849             LocalizeSection(child)
 850         ];
 851     }
 852
 853     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 854 }
 855
 856 NSString *Simplify(NSString *title) {
 857     const char *data = [title UTF8String];
 858     size_t size = [title lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
 859
 860     static RegEx square_r("\\[(.*)\\]");
 861     if (square_r(data, size))
 862         return Simplify(square_r[1]);
 863
 864     static RegEx paren_r("\\((.*)\\)");
 865     if (paren_r(data, size))
 866         return Simplify(paren_r[1]);
 867
 868     static RegEx title_r("(.*?) \\((.*)\\)");
 869     if (title_r(data, size))
 870         return Simplify(title_r[1]);
 871
 872     return title;
 873 }
 874 /* }}} */
 875
 876 bool isSectionVisible(NSString *section) {
 877     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 878     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 879     return hidden == nil || ![hidden boolValue];
 880 }
 881
 882 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 883     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 884     if (entry == MACH_PORT_NULL)
 885         return nil;
 886
 887     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 888     IOObjectRelease(entry);
 889
 890     if (value == NULL)
 891         return nil;
 892     return [(id) value autorelease];
 893 }
 894
 895 static NSString *CYHex(NSData *data, bool reverse = false) {
 896     if (data == nil)
 897         return nil;
 898
 899     size_t length([data length]);
 900     uint8_t bytes[length];
 901     [data getBytes:bytes];
 902
 903     char string[length * 2 + 1];
 904     for (size_t i(0); i != length; ++i)
 905         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 906
 907     return [NSString stringWithUTF8String:string];
 908 }
 909
 910 static NSString *VerifySource(NSString *href) {
 911     static RegEx href_r("(http(s?)://|file:///)[^# ]*");
 912     if (!href_r(href)) {
 913         [[[[UIAlertView alloc]
 914             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("INVALID_URL")]
 915             message:UCLocalize("INVALID_URL_EX")
 916             delegate:nil
 917             cancelButtonTitle:UCLocalize("OK")
 918             otherButtonTitles:nil
 919         ] autorelease] show];
 920
 921         return nil;
 922     }
 923
 924     if (![href hasSuffix:@"/"])
 925         href = [href stringByAppendingString:@"/"];
 926     return href;
 927 }
 928
 929 @class Cydia;
 930
 931 /* Delegate Prototypes {{{ */
 932 @class Package;
 933 @class Source;
 934 @class CydiaProgressEvent;
 935
 936 @protocol DatabaseDelegate
 937 - (void) repairWithSelector:(SEL)selector;
 938 - (void) setConfigurationData:(NSString *)data;
 939 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 940 @end
 941
 942 @class CYPackageController;
 943
 944 @protocol SourceDelegate
 945 - (void) setFetch:(NSNumber *)fetch;
 946 @end
 947
 948 @protocol FetchDelegate
 949 - (bool) isSourceCancelled;
 950 - (void) startSourceFetch:(NSString *)uri;
 951 - (void) stopSourceFetch:(NSString *)uri;
 952 @end
 953
 954 @protocol CydiaDelegate
 955 - (void) returnToCydia;
 956 - (void) saveState;
 957 - (void) retainNetworkActivityIndicator;
 958 - (void) releaseNetworkActivityIndicator;
 959 - (void) clearPackage:(Package *)package;
 960 - (void) installPackage:(Package *)package;
 961 - (void) installPackages:(NSArray *)packages;
 962 - (void) removePackage:(Package *)package;
 963 - (void) beginUpdate;
 964 - (BOOL) updating;
 965 - (bool) requestUpdate;
 966 - (void) distUpgrade;
 967 - (void) loadData;
 968 - (void) updateData;
 969 - (void) _saveConfig;
 970 - (void) syncData;
 971 - (void) addSource:(NSDictionary *)source;
 972 - (BOOL) addTrivialSource:(NSString *)href;
 973 - (UIProgressHUD *) addProgressHUD;
 974 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 975 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 976 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 977 @end
 978 /* }}} */
 979
 980 /* CancelStatus {{{ */
 981 class CancelStatus :
 982     public pkgAcquireStatus
 983 {
 984   private:
 985     bool cancelled_;
 986
 987   public:
 988     CancelStatus() :
 989         cancelled_(false)
 990     {
 991     }
 992
 993     virtual bool MediaChange(std::string media, std::string drive) {
 994         return false;
 995     }
 996
 997     virtual void IMSHit(pkgAcquire::ItemDesc &desc) {
 998         Done(desc);
 999     }
1000
1001     virtual bool Pulse_(pkgAcquire *Owner) = 0;
1002
1003     virtual bool Pulse(pkgAcquire *Owner) {
1004         if (pkgAcquireStatus::Pulse(Owner) && Pulse_(Owner))
1005             return true;
1006         else {
1007             cancelled_ = true;
1008             return false;
1009         }
1010     }
1011
1012     _finline bool WasCancelled() const {
1013         return cancelled_;
1014     }
1015 };
1016 /* }}} */
1017 /* DelegateStatus {{{ */
1018 class CydiaStatus :
1019     public CancelStatus
1020 {
1021   private:
1022     _transient NSObject<ProgressDelegate> *delegate_;
1023
1024   public:
1025     CydiaStatus() :
1026         delegate_(nil)
1027     {
1028     }
1029
1030     void setDelegate(NSObject<ProgressDelegate> *delegate) {
1031         delegate_ = delegate;
1032     }
1033
1034     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1035         NSString *name([NSString stringWithUTF8String:desc.ShortDesc.c_str()]);
1036         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItemDesc:desc]);
1037         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1038     }
1039
1040     virtual void Done(pkgAcquire::ItemDesc &desc) {
1041         NSString *name([NSString stringWithUTF8String:desc.ShortDesc.c_str()]);
1042         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItemDesc:desc]);
1043         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1044     }
1045
1046     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1047         if (
1048             desc.Owner->Status == pkgAcquire::Item::StatIdle ||
1049             desc.Owner->Status == pkgAcquire::Item::StatDone
1050         )
1051             return;
1052
1053         std::string &error(desc.Owner->ErrorText);
1054         if (error.empty())
1055             return;
1056
1057         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItemDesc:desc]);
1058         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1059     }
1060
1061     virtual bool Pulse_(pkgAcquire *Owner) {
1062         double percent(
1063             double(CurrentBytes + CurrentItems) /
1064             double(TotalBytes + TotalItems)
1065         );
1066
1067         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
1068             [NSNumber numberWithDouble:percent], @"Percent",
1069
1070             [NSNumber numberWithDouble:CurrentBytes], @"Current",
1071             [NSNumber numberWithDouble:TotalBytes], @"Total",
1072             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
1073         nil] waitUntilDone:YES];
1074
1075         return ![delegate_ isProgressCancelled];
1076     }
1077
1078     virtual void Start() {
1079         pkgAcquireStatus::Start();
1080         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1081     }
1082
1083     virtual void Stop() {
1084         pkgAcquireStatus::Stop();
1085         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1086         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1087     }
1088 };
1089 /* }}} */
1090 /* Database Interface {{{ */
1091 typedef std::map< unsigned long, _H<Source> > SourceMap;
1092
1093 @interface Database : NSObject {
1094     NSZone *zone_;
1095     CYPool pool_;
1096
1097     unsigned era_;
1098     _H<NSDate> delock_;
1099
1100     pkgCacheFile cache_;
1101     pkgDepCache::Policy *policy_;
1102     pkgRecords *records_;
1103     pkgProblemResolver *resolver_;
1104     pkgAcquire *fetcher_;
1105     FileFd *lock_;
1106     SPtr<pkgPackageManager> manager_;
1107     pkgSourceList *list_;
1108
1109     SourceMap sourceMap_;
1110     _H<NSMutableArray> sourceList_;
1111
1112     _H<NSArray> packages_;
1113
1114     _transient NSObject<DatabaseDelegate> *delegate_;
1115     _transient NSObject<ProgressDelegate> *progress_;
1116
1117     CydiaStatus status_;
1118
1119     int cydiafd_;
1120     int statusfd_;
1121     FILE *input_;
1122
1123     std::map<const char *, _H<NSString> > sections_;
1124 }
1125
1126 + (Database *) sharedInstance;
1127 - (unsigned) era;
1128 - (bool) hasPackages;
1129
1130 - (void) _readCydia:(NSNumber *)fd;
1131 - (void) _readStatus:(NSNumber *)fd;
1132 - (void) _readOutput:(NSNumber *)fd;
1133
1134 - (FILE *) input;
1135
1136 - (Package *) packageWithName:(NSString *)name;
1137
1138 - (pkgCacheFile &) cache;
1139 - (pkgDepCache::Policy *) policy;
1140 - (pkgRecords *) records;
1141 - (pkgProblemResolver *) resolver;
1142 - (pkgAcquire &) fetcher;
1143 - (pkgSourceList &) list;
1144 - (NSArray *) packages;
1145 - (NSArray *) sources;
1146 - (Source *) sourceWithKey:(NSString *)key;
1147 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1148
1149 - (void) configure;
1150 - (bool) prepare;
1151 - (void) perform;
1152 - (bool) upgrade;
1153 - (void) update;
1154
1155 - (void) updateWithStatus:(CancelStatus &)status;
1156
1157 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1158
1159 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1160 - (NSObject<ProgressDelegate> *) progressDelegate;
1161
1162 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1163 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1164 - (void) resetFetch;
1165
1166 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1167
1168 @end
1169 /* }}} */
1170 /* SourceStatus {{{ */
1171 class SourceStatus :
1172     public CancelStatus
1173 {
1174   private:
1175     _transient NSObject<FetchDelegate> *delegate_;
1176     _transient Database *database_;
1177     std::set<std::string> fetches_;
1178
1179   public:
1180     SourceStatus(NSObject<FetchDelegate> *delegate, Database *database) :
1181         delegate_(delegate),
1182         database_(database)
1183     {
1184     }
1185
1186     void Set(bool fetch, const std::string &uri) {
1187         if (fetch) {
1188             if (!fetches_.insert(uri).second)
1189                 return;
1190         } else {
1191             if (fetches_.erase(uri) == 0)
1192                 return;
1193         }
1194
1195         //printf("Set(%s, %s)\n", fetch ? "true" : "false", uri.c_str());
1196
1197         auto slash(uri.rfind('/'));
1198         if (slash != std::string::npos)
1199             [database_ setFetch:fetch forURI:uri.substr(0, slash).c_str()];
1200     }
1201
1202     _finline void Set(bool fetch, pkgAcquire::Item *item) {
1203         /*unsigned long ID(fetch ? 1 : 0);
1204         if (item->ID == ID)
1205             return;
1206         item->ID = ID;*/
1207         Set(fetch, item->DescURI());
1208     }
1209
1210     void Log(const char *tag, pkgAcquire::Item *item) {
1211         //printf("%s(%s) S:%u Q:%u\n", tag, item->DescURI().c_str(), item->Status, item->QueueCounter);
1212     }
1213
1214     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1215         Log("Fetch", desc.Owner);
1216         Set(true, desc.Owner);
1217     }
1218
1219     virtual void Done(pkgAcquire::ItemDesc &desc) {
1220         Log("Done", desc.Owner);
1221         Set(false, desc.Owner);
1222     }
1223
1224     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1225         Log("Fail", desc.Owner);
1226         Set(false, desc.Owner);
1227     }
1228
1229     virtual bool Pulse_(pkgAcquire *Owner) {
1230         std::set<std::string> fetches;
1231         for (pkgAcquire::ItemCIterator item(Owner->ItemsBegin()); item != Owner->ItemsEnd(); ++item) {
1232             bool fetch;
1233             if ((*item)->QueueCounter == 0)
1234                 fetch = false;
1235             else switch ((*item)->Status) {
1236                 case pkgAcquire::Item::StatFetching:
1237                     fetches.insert((*item)->DescURI());
1238                     fetch = true;
1239                 break;
1240
1241                 default:
1242                     fetch = false;
1243                 break;
1244             }
1245
1246             Log(fetch ? "Pulse<true>" : "Pulse<false>", *item);
1247             Set(fetch, *item);
1248         }
1249
1250         std::vector<std::string> stops;
1251         std::set_difference(fetches_.begin(), fetches_.end(), fetches.begin(), fetches.end(), std::back_insert_iterator<std::vector<std::string>>(stops));
1252         for (std::vector<std::string>::const_iterator stop(stops.begin()); stop != stops.end(); ++stop) {
1253             //printf("Stop(%s)\n", stop->c_str());
1254             Set(false, *stop);
1255         }
1256
1257         return ![delegate_ isSourceCancelled];
1258     }
1259
1260     virtual void Stop() {
1261         pkgAcquireStatus::Stop();
1262         [database_ resetFetch];
1263     }
1264 };
1265 /* }}} */
1266 /* ProgressEvent Implementation {{{ */
1267 @implementation CydiaProgressEvent
1268
1269 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1270     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1271 }
1272
1273 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1274     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1275     [event setPackage:package];
1276     return event;
1277 }
1278
1279 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItemDesc:(pkgAcquire::ItemDesc &)desc {
1280     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1281
1282     NSString *description([NSString stringWithUTF8String:desc.Description.c_str()]);
1283     NSArray *fields([description componentsSeparatedByString:@" "]);
1284     [event setItem:fields];
1285
1286     if ([fields count] > 3) {
1287         [event setPackage:[fields objectAtIndex:2]];
1288         [event setVersion:[fields objectAtIndex:3]];
1289     }
1290
1291     [event setURL:[NSString stringWithUTF8String:desc.URI.c_str()]];
1292
1293     return event;
1294 }
1295
1296 + (NSArray *) _attributeKeys {
1297     return [NSArray arrayWithObjects:
1298         @"item",
1299         @"message",
1300         @"package",
1301         @"type",
1302         @"url",
1303         @"version",
1304     nil];
1305 }
1306
1307 - (NSArray *) attributeKeys {
1308     return [[self class] _attributeKeys];
1309 }
1310
1311 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1312     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1313 }
1314
1315 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1316     if ((self = [super init]) != nil) {
1317         message_ = message;
1318         type_ = type;
1319     } return self;
1320 }
1321
1322 - (NSString *) message {
1323     return message_;
1324 }
1325
1326 - (NSString *) type {
1327     return type_;
1328 }
1329
1330 - (NSArray *) item {
1331     return (id) item_ ?: [NSNull null];
1332 }
1333
1334 - (void) setItem:(NSArray *)item {
1335     item_ = item;
1336 }
1337
1338 - (NSString *) package {
1339     return (id) package_ ?: [NSNull null];
1340 }
1341
1342 - (void) setPackage:(NSString *)package {
1343     package_ = package;
1344 }
1345
1346 - (NSString *) url {
1347     return (id) url_ ?: [NSNull null];
1348 }
1349
1350 - (void) setURL:(NSString *)url {
1351     url_ = url;
1352 }
1353
1354 - (void) setVersion:(NSString *)version {
1355     version_ = version;
1356 }
1357
1358 - (NSString *) version {
1359     return (id) version_ ?: [NSNull null];
1360 }
1361
1362 - (NSString *) compound:(NSString *)value {
1363     if (value != nil) {
1364         NSString *mode(nil); {
1365             NSString *type([self type]);
1366             if ([type isEqualToString:kCydiaProgressEventTypeError])
1367                 mode = UCLocalize("ERROR");
1368             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1369                 mode = UCLocalize("WARNING");
1370         }
1371
1372         if (mode != nil)
1373             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1374     }
1375
1376     return value;
1377 }
1378
1379 - (NSString *) compoundMessage {
1380     return [self compound:[self message]];
1381 }
1382
1383 - (NSString *) compoundTitle {
1384     NSString *title;
1385
1386     if (package_ == nil)
1387         title = nil;
1388     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1389         title = [package name];
1390     else
1391         title = package_;
1392
1393     return [self compound:title];
1394 }
1395
1396 @end
1397 /* }}} */
1398
1399 // Cytore Definitions {{{
1400 struct PackageValue :
1401     Cytore::Block
1402 {
1403     Cytore::Offset<PackageValue> next_;
1404
1405     uint32_t index_ : 23;
1406     uint32_t subscribed_ : 1;
1407     uint32_t : 8;
1408
1409     int32_t first_;
1410     int32_t last_;
1411
1412     uint16_t vhash_;
1413     uint16_t nhash_;
1414
1415     char version_[8];
1416     char name_[];
1417 } _packed;
1418
1419 struct MetaValue :
1420     Cytore::Block
1421 {
1422     uint32_t active_;
1423     Cytore::Offset<PackageValue> packages_[1 << 16];
1424 } _packed;
1425
1426 static Cytore::File<MetaValue> MetaFile_;
1427 // }}}
1428 // Cytore Helper Functions {{{
1429 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1430     SplitHash nhash = { hashlittle(name, length) };
1431
1432     PackageValue *metadata;
1433
1434     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1435     for (;; offset = &metadata->next_) { if (offset->IsNull()) {
1436         *offset = MetaFile_.New<PackageValue>(length + 1);
1437         metadata = &MetaFile_.Get(*offset);
1438
1439         if (metadata == NULL) {
1440             if (fail != NULL)
1441                 *fail = true;
1442
1443             metadata = new PackageValue();
1444             memset(metadata, 0, sizeof(*metadata));
1445         }
1446
1447         memcpy(metadata->name_, name, length);
1448         metadata->name_[length] = '\0';
1449         metadata->nhash_ = nhash.u16[1];
1450     } else {
1451         metadata = &MetaFile_.Get(*offset);
1452         if (metadata->nhash_ != nhash.u16[1])
1453             continue;
1454         if (strncmp(metadata->name_, name, length) != 0)
1455             continue;
1456         if (metadata->name_[length] != '\0')
1457             continue;
1458     } break; }
1459
1460     return metadata;
1461 }
1462
1463 static void PackageImport(const void *key, const void *value, void *context) {
1464     bool &fail(*reinterpret_cast<bool *>(context));
1465
1466     char buffer[1024];
1467     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1468         NSLog(@"failed to import package %@", key);
1469         return;
1470     }
1471
1472     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1473     NSDictionary *package((NSDictionary *) value);
1474
1475     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1476         if ([subscribed boolValue] && !metadata->subscribed_)
1477             metadata->subscribed_ = true;
1478
1479     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1480         time_t time([date timeIntervalSince1970]);
1481         if (metadata->first_ > time || metadata->first_ == 0)
1482             metadata->first_ = time;
1483     }
1484
1485     NSDate *date([package objectForKey:@"LastSeen"]);
1486     NSString *version([package objectForKey:@"LastVersion"]);
1487
1488     if (date != nil && version != nil) {
1489         time_t time([date timeIntervalSince1970]);
1490         if (metadata->last_ < time || metadata->last_ == 0)
1491             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1492                 size_t length(strlen(buffer));
1493                 uint16_t vhash(hashlittle(buffer, length));
1494
1495                 size_t capped(std::min<size_t>(8, length));
1496                 char *latest(buffer + length - capped);
1497
1498                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1499                 metadata->vhash_ = vhash;
1500
1501                 metadata->last_ = time;
1502             }
1503     }
1504 }
1505 // }}}
1506
1507 static NSDate *GetStatusDate() {
1508     return [[[NSFileManager defaultManager] attributesOfItemAtPath:@"/var/lib/dpkg/status" error:NULL] fileModificationDate];
1509 }
1510
1511 static void SaveConfig(NSObject *lock) {
1512     @synchronized (lock) {
1513         _trace();
1514         MetaFile_.Sync();
1515         _trace();
1516     }
1517
1518     CFPreferencesSetMultiple((CFDictionaryRef) [NSDictionary dictionaryWithObjectsAndKeys:
1519         Values_, @"CydiaValues",
1520         Sections_, @"CydiaSections",
1521         (id) Sources_, @"CydiaSources",
1522         Version_, @"CydiaVersion",
1523     nil], NULL, CFSTR("com.saurik.Cydia"), kCFPreferencesCurrentUser, kCFPreferencesCurrentHost);
1524
1525     if (!CFPreferencesAppSynchronize(CFSTR("com.saurik.Cydia")))
1526         NSLog(@"CFPreferencesAppSynchronize(com.saurik.Cydia) == false");
1527
1528     CydiaWriteSources();
1529 }
1530
1531 /* Source Class {{{ */
1532 @interface Source : NSObject {
1533     unsigned era_;
1534     Database *database_;
1535     metaIndex *index_;
1536
1537     CYString depiction_;
1538     CYString description_;
1539     CYString label_;
1540     CYString origin_;
1541     CYString support_;
1542
1543     CYString uri_;
1544     CYString distribution_;
1545     CYString type_;
1546     CYString base_;
1547     CYString version_;
1548
1549     _H<NSString> host_;
1550     _H<NSString> authority_;
1551
1552     CYString defaultIcon_;
1553
1554     _H<NSMutableDictionary> record_;
1555     BOOL trusted_;
1556
1557     std::set<std::string> fetches_;
1558     std::set<std::string> files_;
1559     _transient NSObject<SourceDelegate> *delegate_;
1560 }
1561
1562 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(CYPool *)pool;
1563
1564 - (NSComparisonResult) compareByName:(Source *)source;
1565
1566 - (NSString *) depictionForPackage:(NSString *)package;
1567 - (NSString *) supportForPackage:(NSString *)package;
1568
1569 - (metaIndex *) metaIndex;
1570 - (NSDictionary *) record;
1571 - (BOOL) trusted;
1572
1573 - (NSString *) rooturi;
1574 - (NSString *) distribution;
1575 - (NSString *) type;
1576
1577 - (NSString *) key;
1578 - (NSString *) host;
1579
1580 - (NSString *) name;
1581 - (NSString *) shortDescription;
1582 - (NSString *) label;
1583 - (NSString *) origin;
1584 - (NSString *) version;
1585
1586 - (NSString *) defaultIcon;
1587 - (NSURL *) iconURL;
1588
1589 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1590 - (void) resetFetch;
1591
1592 @end
1593
1594 @implementation Source
1595
1596 + (NSString *) webScriptNameForSelector:(SEL)selector {
1597     if (false);
1598     else if (selector == @selector(addSection:))
1599         return @"addSection";
1600     else if (selector == @selector(getField:))
1601         return @"getField";
1602     else if (selector == @selector(removeSection:))
1603         return @"removeSection";
1604     else if (selector == @selector(remove))
1605         return @"remove";
1606     else
1607         return nil;
1608 }
1609
1610 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1611     return [self webScriptNameForSelector:selector] == nil;
1612 }
1613
1614 + (NSArray *) _attributeKeys {
1615     return [NSArray arrayWithObjects:
1616         @"baseuri",
1617         @"distribution",
1618         @"host",
1619         @"key",
1620         @"iconuri",
1621         @"label",
1622         @"name",
1623         @"origin",
1624         @"rooturi",
1625         @"sections",
1626         @"shortDescription",
1627         @"trusted",
1628         @"type",
1629         @"version",
1630     nil];
1631 }
1632
1633 - (NSArray *) attributeKeys {
1634     return [[self class] _attributeKeys];
1635 }
1636
1637 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1638     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1639 }
1640
1641 - (metaIndex *) metaIndex {
1642     return index_;
1643 }
1644
1645 - (void) setMetaIndex:(metaIndex *)index inPool:(CYPool *)pool {
1646     trusted_ = index->IsTrusted();
1647
1648     uri_.set(pool, index->GetURI());
1649     distribution_.set(pool, index->GetDist());
1650     type_.set(pool, index->GetType());
1651
1652     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1653     if (dindex != NULL) {
1654         std::string file(dindex->MetaIndexURI(""));
1655         base_.set(pool, file);
1656
1657         pkgAcquire acquire;
1658         _profile(Source$setMetaIndex$GetIndexes)
1659         dindex->GetIndexes(&acquire, true);
1660         _end
1661         _profile(Source$setMetaIndex$DescURI)
1662         for (pkgAcquire::ItemIterator item(acquire.ItemsBegin()); item != acquire.ItemsEnd(); item++) {
1663             std::string file((*item)->DescURI());
1664             auto slash(file.rfind('/'));
1665             if (slash == std::string::npos)
1666                 continue;
1667             files_.insert(file.substr(0, slash));
1668         }
1669         _end
1670
1671         FileFd fd;
1672         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1673             _error->Discard();
1674         else {
1675             pkgTagFile tags(&fd);
1676
1677             pkgTagSection section;
1678             tags.Step(section);
1679
1680             struct {
1681                 const char *name_;
1682                 CYString *value_;
1683             } names[] = {
1684                 {"default-icon", &defaultIcon_},
1685                 {"depiction", &depiction_},
1686                 {"description", &description_},
1687                 {"label", &label_},
1688                 {"origin", &origin_},
1689                 {"support", &support_},
1690                 {"version", &version_},
1691             };
1692
1693             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1694                 const char *start, *end;
1695
1696                 if (section.Find(names[i].name_, start, end)) {
1697                     CYString &value(*names[i].value_);
1698                     value.set(pool, start, end - start);
1699                 }
1700             }
1701         }
1702     }
1703
1704     record_ = [Sources_ objectForKey:[self key]];
1705
1706     NSURL *url([NSURL URLWithString:uri_]);
1707
1708     host_ = [url host];
1709     if (host_ != nil)
1710         host_ = [host_ lowercaseString];
1711
1712     if (host_ != nil)
1713         authority_ = host_;
1714     else
1715         authority_ = [url path];
1716 }
1717
1718 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(CYPool *)pool {
1719     if ((self = [super init]) != nil) {
1720         era_ = [database era];
1721         database_ = database;
1722         index_ = index;
1723
1724         _profile(Source$initWithMetaIndex$setMetaIndex)
1725         [self setMetaIndex:index inPool:pool];
1726         _end
1727     } return self;
1728 }
1729
1730 - (NSString *) getField:(NSString *)name {
1731 @synchronized (database_) {
1732     if ([database_ era] != era_ || index_ == NULL)
1733         return nil;
1734
1735     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1736     if (dindex == NULL)
1737         return nil;
1738
1739     FileFd fd;
1740     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1741          _error->Discard();
1742          return nil;
1743     }
1744
1745     pkgTagFile tags(&fd);
1746
1747     pkgTagSection section;
1748     tags.Step(section);
1749
1750     const char *start, *end;
1751     if (!section.Find([name UTF8String], start, end))
1752         return (NSString *) [NSNull null];
1753
1754     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1755 } }
1756
1757 - (NSComparisonResult) compareByName:(Source *)source {
1758     NSString *lhs = [self name];
1759     NSString *rhs = [source name];
1760
1761     if ([lhs length] != 0 && [rhs length] != 0) {
1762         unichar lhc = [lhs characterAtIndex:0];
1763         unichar rhc = [rhs characterAtIndex:0];
1764
1765         if (isalpha(lhc) && !isalpha(rhc))
1766             return NSOrderedAscending;
1767         else if (!isalpha(lhc) && isalpha(rhc))
1768             return NSOrderedDescending;
1769     }
1770
1771     return [lhs compare:rhs options:LaxCompareOptions_];
1772 }
1773
1774 - (NSString *) depictionForPackage:(NSString *)package {
1775     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1776 }
1777
1778 - (NSString *) supportForPackage:(NSString *)package {
1779     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1780 }
1781
1782 - (NSArray *) sections {
1783     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1784 }
1785
1786 - (void) _addSection:(NSString *)section {
1787     if (record_ == nil)
1788         return;
1789     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1790         if (![sections containsObject:section])
1791             [sections addObject:section];
1792     } else
1793         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1794 }
1795
1796 - (bool) addSection:(NSString *)section {
1797     if (record_ == nil)
1798         return false;
1799
1800     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1801     return true;
1802 }
1803
1804 - (void) _removeSection:(NSString *)section {
1805     if (record_ == nil)
1806         return;
1807
1808     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1809         if ([sections containsObject:section])
1810             [sections removeObject:section];
1811 }
1812
1813 - (bool) removeSection:(NSString *)section {
1814     if (record_ == nil)
1815         return false;
1816
1817     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1818     return true;
1819 }
1820
1821 - (void) _remove {
1822     [Sources_ removeObjectForKey:[self key]];
1823 }
1824
1825 - (bool) remove {
1826     bool value(record_ != nil);
1827     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1828     return value;
1829 }
1830
1831 - (NSDictionary *) record {
1832     return record_;
1833 }
1834
1835 - (BOOL) trusted {
1836     return trusted_;
1837 }
1838
1839 - (NSString *) rooturi {
1840     return uri_;
1841 }
1842
1843 - (NSString *) distribution {
1844     return distribution_;
1845 }
1846
1847 - (NSString *) type {
1848     return type_;
1849 }
1850
1851 - (NSString *) baseuri {
1852     return base_.empty() ? nil : (id) base_;
1853 }
1854
1855 - (NSString *) iconuri {
1856     if (NSString *base = [self baseuri])
1857         return [base stringByAppendingString:@"CydiaIcon.png"];
1858
1859     return nil;
1860 }
1861
1862 - (NSURL *) iconURL {
1863     if (NSString *uri = [self iconuri])
1864         return [NSURL URLWithString:uri];
1865     return nil;
1866 }
1867
1868 - (NSString *) key {
1869     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1870 }
1871
1872 - (NSString *) host {
1873     return host_;
1874 }
1875
1876 - (NSString *) name {
1877     return origin_.empty() ? (id) authority_ : origin_;
1878 }
1879
1880 - (NSString *) shortDescription {
1881     return description_;
1882 }
1883
1884 - (NSString *) label {
1885     return label_.empty() ? (id) authority_ : label_;
1886 }
1887
1888 - (NSString *) origin {
1889     return origin_;
1890 }
1891
1892 - (NSString *) version {
1893     return version_;
1894 }
1895
1896 - (NSString *) defaultIcon {
1897     return defaultIcon_;
1898 }
1899
1900 - (void) setDelegate:(NSObject<SourceDelegate> *)delegate {
1901     delegate_ = delegate;
1902 }
1903
1904 - (bool) fetch {
1905     return !fetches_.empty();
1906 }
1907
1908 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
1909     if (!fetch) {
1910         if (fetches_.erase(uri) == 0)
1911             return;
1912     } else if (files_.find(uri) == files_.end())
1913         return;
1914     else if (!fetches_.insert(uri).second)
1915         return;
1916
1917     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:[self fetch]] waitUntilDone:NO];
1918 }
1919
1920 - (void) resetFetch {
1921     fetches_.clear();
1922     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:NO];
1923 }
1924
1925 @end
1926 /* }}} */
1927 /* CydiaOperation Class {{{ */
1928 @interface CydiaOperation : NSObject {
1929     _H<NSString> operator_;
1930     _H<NSString> value_;
1931 }
1932
1933 - (NSString *) operator;
1934 - (NSString *) value;
1935
1936 @end
1937
1938 @implementation CydiaOperation
1939
1940 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1941     if ((self = [super init]) != nil) {
1942         operator_ = [NSString stringWithUTF8String:_operator];
1943         value_ = [NSString stringWithUTF8String:value];
1944     } return self;
1945 }
1946
1947 + (NSArray *) _attributeKeys {
1948     return [NSArray arrayWithObjects:
1949         @"operator",
1950         @"value",
1951     nil];
1952 }
1953
1954 - (NSArray *) attributeKeys {
1955     return [[self class] _attributeKeys];
1956 }
1957
1958 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1959     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1960 }
1961
1962 - (NSString *) operator {
1963     return operator_;
1964 }
1965
1966 - (NSString *) value {
1967     return value_;
1968 }
1969
1970 @end
1971 /* }}} */
1972 /* CydiaClause Class {{{ */
1973 @interface CydiaClause : NSObject {
1974     _H<NSString> package_;
1975     _H<CydiaOperation> version_;
1976 }
1977
1978 - (NSString *) package;
1979 - (CydiaOperation *) version;
1980
1981 @end
1982
1983 @implementation CydiaClause
1984
1985 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1986     if ((self = [super init]) != nil) {
1987         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1988
1989         if (const char *version = dep.TargetVer())
1990             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1991         else
1992             version_ = (id) [NSNull null];
1993     } return self;
1994 }
1995
1996 + (NSArray *) _attributeKeys {
1997     return [NSArray arrayWithObjects:
1998         @"package",
1999         @"version",
2000     nil];
2001 }
2002
2003 - (NSArray *) attributeKeys {
2004     return [[self class] _attributeKeys];
2005 }
2006
2007 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2008     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2009 }
2010
2011 - (NSString *) package {
2012     return package_;
2013 }
2014
2015 - (CydiaOperation *) version {
2016     return version_;
2017 }
2018
2019 @end
2020 /* }}} */
2021 /* CydiaRelation Class {{{ */
2022 @interface CydiaRelation : NSObject {
2023     _H<NSString> relationship_;
2024     _H<NSMutableArray> clauses_;
2025 }
2026
2027 - (NSString *) relationship;
2028 - (NSArray *) clauses;
2029
2030 @end
2031
2032 @implementation CydiaRelation
2033
2034 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
2035     if ((self = [super init]) != nil) {
2036         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
2037         clauses_ = [NSMutableArray arrayWithCapacity:8];
2038
2039         pkgCache::DepIterator start;
2040         pkgCache::DepIterator end;
2041         dep.GlobOr(start, end); // ++dep
2042
2043         _forever {
2044             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
2045
2046             // yes, seriously. (wtf?)
2047             if (start == end)
2048                 break;
2049             ++start;
2050         }
2051     } return self;
2052 }
2053
2054 + (NSArray *) _attributeKeys {
2055     return [NSArray arrayWithObjects:
2056         @"clauses",
2057         @"relationship",
2058     nil];
2059 }
2060
2061 - (NSArray *) attributeKeys {
2062     return [[self class] _attributeKeys];
2063 }
2064
2065 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2066     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2067 }
2068
2069 - (NSString *) relationship {
2070     return relationship_;
2071 }
2072
2073 - (NSArray *) clauses {
2074     return clauses_;
2075 }
2076
2077 - (void) addClause:(CydiaClause *)clause {
2078     [clauses_ addObject:clause];
2079 }
2080
2081 @end
2082 /* }}} */
2083 /* Package Class {{{ */
2084 struct ParsedPackage {
2085     CYString md5sum_;
2086     CYString tagline_;
2087
2088     CYString architecture_;
2089     CYString icon_;
2090
2091     CYString depiction_;
2092     CYString homepage_;
2093     CYString author_;
2094
2095     CYString support_;
2096 };
2097
2098 @interface Package : NSObject {
2099     uint32_t era_ : 25;
2100     @public uint32_t role_ : 3;
2101     uint32_t essential_ : 1;
2102     uint32_t obsolete_ : 1;
2103     uint32_t ignored_ : 1;
2104     uint32_t pooled_ : 1;
2105
2106     CYPool *pool_;
2107
2108     uint32_t rank_;
2109
2110     _transient Database *database_;
2111
2112     pkgCache::VerIterator version_;
2113     pkgCache::PkgIterator iterator_;
2114     pkgCache::VerFileIterator file_;
2115
2116     CYString id_;
2117     CYString name_;
2118     CYString transform_;
2119
2120     CYString latest_;
2121     CYString installed_;
2122     time_t upgraded_;
2123
2124     const char *section_;
2125     _transient NSString *section$_;
2126
2127     _H<Source> source_;
2128
2129     PackageValue *metadata_;
2130     ParsedPackage *parsed_;
2131
2132     _H<NSMutableArray> tags_;
2133 }
2134
2135 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database;
2136 + (Package *) newPackageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database;
2137
2138 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database;
2139
2140 - (pkgCache::PkgIterator) iterator;
2141 - (void) parse;
2142
2143 - (NSString *) section;
2144 - (NSString *) simpleSection;
2145
2146 - (NSString *) longSection;
2147 - (NSString *) shortSection;
2148
2149 - (NSString *) uri;
2150
2151 - (MIMEAddress *) maintainer;
2152 - (size_t) size;
2153 - (NSString *) longDescription;
2154 - (NSString *) shortDescription;
2155 - (unichar) index;
2156
2157 - (PackageValue *) metadata;
2158 - (time_t) seen;
2159
2160 - (bool) subscribed;
2161 - (bool) setSubscribed:(bool)subscribed;
2162
2163 - (BOOL) ignored;
2164
2165 - (NSString *) latest;
2166 - (NSString *) installed;
2167 - (BOOL) uninstalled;
2168
2169 - (BOOL) upgradableAndEssential:(BOOL)essential;
2170 - (BOOL) essential;
2171 - (BOOL) broken;
2172 - (BOOL) unfiltered;
2173 - (BOOL) visible;
2174
2175 - (BOOL) half;
2176 - (BOOL) halfConfigured;
2177 - (BOOL) halfInstalled;
2178 - (BOOL) hasMode;
2179 - (NSString *) mode;
2180
2181 - (NSString *) id;
2182 - (NSString *) name;
2183 - (UIImage *) icon;
2184 - (NSString *) homepage;
2185 - (NSString *) depiction;
2186 - (MIMEAddress *) author;
2187
2188 - (NSString *) support;
2189
2190 - (NSArray *) files;
2191 - (NSArray *) warnings;
2192 - (NSArray *) applications;
2193
2194 - (Source *) source;
2195
2196 - (uint32_t) rank;
2197 - (BOOL) matches:(NSArray *)query;
2198
2199 - (BOOL) hasTag:(NSString *)tag;
2200 - (NSString *) primaryPurpose;
2201 - (NSArray *) purposes;
2202 - (bool) isCommercial;
2203
2204 - (void) setIndex:(size_t)index;
2205
2206 - (CYString &) cyname;
2207
2208 - (uint32_t) compareBySection:(NSArray *)sections;
2209
2210 - (void) install;
2211 - (void) remove;
2212
2213 @end
2214
2215 uint32_t PackageChangesRadix(Package *self, void *) {
2216     union {
2217         uint32_t key;
2218
2219         struct {
2220             uint32_t timestamp : 30;
2221             uint32_t ignored : 1;
2222             uint32_t upgradable : 1;
2223         } bits;
2224     } value;
2225
2226     bool upgradable([self upgradableAndEssential:YES]);
2227     value.bits.upgradable = upgradable ? 1 : 0;
2228
2229     if (upgradable) {
2230         value.bits.timestamp = 0;
2231         value.bits.ignored = [self ignored] ? 0 : 1;
2232         value.bits.upgradable = 1;
2233     } else {
2234         value.bits.timestamp = [self seen] >> 2;
2235         value.bits.ignored = 0;
2236         value.bits.upgradable = 0;
2237     }
2238
2239     return _not(uint32_t) - value.key;
2240 }
2241
2242 CYString &(*PackageName)(Package *self, SEL sel);
2243
2244 uint32_t PackagePrefixRadix(Package *self, void *context) {
2245     size_t offset(reinterpret_cast<size_t>(context));
2246     CYString &name(PackageName(self, @selector(cyname)));
2247
2248     size_t size(name.size());
2249     if (size == 0)
2250         return 0;
2251     char *text(name.data());
2252
2253     size_t zeros;
2254     if (!isdigit(text[0]))
2255         zeros = 0;
2256     else {
2257         size_t digits(1);
2258         while (size != digits && isdigit(text[digits]))
2259             if (++digits == 4)
2260                 break;
2261         zeros = 4 - digits;
2262     }
2263
2264     uint8_t data[4];
2265
2266     if (offset == 0 && zeros != 0) {
2267         memset(data, '0', zeros);
2268         memcpy(data + zeros, text, 4 - zeros);
2269     } else {
2270         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2271         if (size <= offset - zeros)
2272             return 0;
2273
2274         text += offset - zeros;
2275         size -= offset - zeros;
2276
2277         if (size >= 4)
2278             memcpy(data, text, 4);
2279         else {
2280             memcpy(data, text, size);
2281             memset(data + size, 0, 4 - size);
2282         }
2283
2284         for (size_t i(0); i != 4; ++i)
2285             if (isalpha(data[i]))
2286                 data[i] |= 0x20;
2287     }
2288
2289     if (offset == 0)
2290         if (data[0] == '@')
2291             data[0] = 0x7f;
2292         else
2293             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2294
2295     /* XXX: ntohl may be more honest */
2296     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2297 }
2298
2299 CFComparisonResult StringNameCompare(CFStringRef lhn, CFStringRef rhn, size_t length) {
2300     _profile(PackageNameCompare)
2301         if (lhn == NULL)
2302             return rhn == NULL ? kCFCompareEqualTo : kCFCompareLessThan;
2303         else if (rhn == NULL)
2304             return kCFCompareGreaterThan;
2305
2306         CFIndex length(CFStringGetLength(lhn));
2307
2308         _profile(PackageNameCompare$NumbersLast)
2309             if (length != 0 && CFStringGetLength(rhn) != 0) {
2310                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2311                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2312                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2313                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2314                     return lha ? kCFCompareLessThan : kCFCompareGreaterThan;
2315             }
2316         _end
2317
2318         _profile(PackageNameCompare$Compare)
2319             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, (CFLocaleRef) (id) CollationLocale_);
2320         _end
2321     _end
2322 }
2323
2324 _finline CFComparisonResult StringNameCompare(NSString *lhn, NSString*rhn, size_t length) {
2325     return StringNameCompare((CFStringRef) lhn, (CFStringRef) rhn, length);
2326 }
2327
2328 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2329     CYString &lhn(PackageName(lhs, @selector(cyname)));
2330     NSString *rhn(PackageName(rhs, @selector(cyname)));
2331     return StringNameCompare(lhn, rhn, lhn.size());
2332 }
2333
2334 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *arg) {
2335     return PackageNameCompare(*lhs, *rhs, arg);
2336 }
2337
2338 struct PackageNameOrdering :
2339     std::binary_function<Package *, Package *, bool>
2340 {
2341     _finline bool operator ()(Package *lhs, Package *rhs) const {
2342         return PackageNameCompare(lhs, rhs, NULL) == kCFCompareLessThan;
2343     }
2344 };
2345
2346 @implementation Package
2347
2348 - (NSString *) description {
2349     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2350 }
2351
2352 - (void) dealloc {
2353     if (!pooled_)
2354         delete pool_;
2355     if (parsed_ != NULL)
2356         delete parsed_;
2357     [super dealloc];
2358 }
2359
2360 + (NSString *) webScriptNameForSelector:(SEL)selector {
2361     if (false);
2362     else if (selector == @selector(clear))
2363         return @"clear";
2364     else if (selector == @selector(getField:))
2365         return @"getField";
2366     else if (selector == @selector(getRecord))
2367         return @"getRecord";
2368     else if (selector == @selector(hasTag:))
2369         return @"hasTag";
2370     else if (selector == @selector(install))
2371         return @"install";
2372     else if (selector == @selector(remove))
2373         return @"remove";
2374     else
2375         return nil;
2376 }
2377
2378 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2379     return [self webScriptNameForSelector:selector] == nil;
2380 }
2381
2382 + (NSArray *) _attributeKeys {
2383     return [NSArray arrayWithObjects:
2384         @"applications",
2385         @"architecture",
2386         @"author",
2387         @"depiction",
2388         @"essential",
2389         @"homepage",
2390         @"icon",
2391         @"id",
2392         @"installed",
2393         @"latest",
2394         @"longDescription",
2395         @"longSection",
2396         @"maintainer",
2397         @"md5sum",
2398         @"mode",
2399         @"name",
2400         @"purposes",
2401         @"relations",
2402         @"section",
2403         @"selection",
2404         @"shortDescription",
2405         @"shortSection",
2406         @"simpleSection",
2407         @"size",
2408         @"source",
2409         @"state",
2410         @"support",
2411         @"tags",
2412         @"upgraded",
2413         @"warnings",
2414     nil];
2415 }
2416
2417 - (NSArray *) attributeKeys {
2418     return [[self class] _attributeKeys];
2419 }
2420
2421 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2422     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2423 }
2424
2425 - (NSArray *) relations {
2426 @synchronized (database_) {
2427     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2428     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2429         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2430     return relations;
2431 } }
2432
2433 - (NSString *) architecture {
2434     [self parse];
2435 @synchronized (database_) {
2436     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2437 } }
2438
2439 - (NSString *) getField:(NSString *)name {
2440 @synchronized (database_) {
2441     if ([database_ era] != era_ || file_.end())
2442         return nil;
2443
2444     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2445
2446     const char *start, *end;
2447     if (!parser.Find([name UTF8String], start, end))
2448         return (NSString *) [NSNull null];
2449
2450     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2451 } }
2452
2453 - (NSString *) getRecord {
2454 @synchronized (database_) {
2455     if ([database_ era] != era_ || file_.end())
2456         return nil;
2457
2458     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2459
2460     const char *start, *end;
2461     parser.GetRec(start, end);
2462
2463     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2464 } }
2465
2466 - (void) parse {
2467     if (parsed_ != NULL)
2468         return;
2469 @synchronized (database_) {
2470     if ([database_ era] != era_ || file_.end())
2471         return;
2472
2473     ParsedPackage *parsed(new ParsedPackage);
2474     parsed_ = parsed;
2475
2476     _profile(Package$parse)
2477         pkgRecords::Parser *parser;
2478
2479         _profile(Package$parse$Lookup)
2480             parser = &[database_ records]->Lookup(file_);
2481         _end
2482
2483         CYString bugs;
2484         CYString website;
2485
2486         _profile(Package$parse$Find)
2487             struct {
2488                 const char *name_;
2489                 CYString *value_;
2490             } names[] = {
2491                 {"architecture", &parsed->architecture_},
2492                 {"icon", &parsed->icon_},
2493                 {"depiction", &parsed->depiction_},
2494                 {"homepage", &parsed->homepage_},
2495                 {"website", &website},
2496                 {"bugs", &bugs},
2497                 {"support", &parsed->support_},
2498                 {"author", &parsed->author_},
2499                 {"md5sum", &parsed->md5sum_},
2500             };
2501
2502             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2503                 const char *start, *end;
2504
2505                 if (parser->Find(names[i].name_, start, end)) {
2506                     CYString &value(*names[i].value_);
2507                     _profile(Package$parse$Value)
2508                         value.set(pool_, start, end - start);
2509                     _end
2510                 }
2511             }
2512         _end
2513
2514         _profile(Package$parse$Tagline)
2515             parsed->tagline_.set(pool_, parser->ShortDesc());
2516         _end
2517
2518         _profile(Package$parse$Retain)
2519             if (parsed->homepage_.empty())
2520                 parsed->homepage_ = website;
2521             if (parsed->homepage_ == parsed->depiction_)
2522                 parsed->homepage_.clear();
2523             if (parsed->support_.empty())
2524                 parsed->support_ = bugs;
2525         _end
2526     _end
2527 } }
2528
2529 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database {
2530     if ((self = [super init]) != nil) {
2531     _profile(Package$initWithVersion)
2532         if (pool == NULL)
2533             pool_ = new CYPool();
2534         else {
2535             pool_ = pool;
2536             pooled_ = true;
2537         }
2538
2539         database_ = database;
2540         era_ = [database era];
2541
2542         version_ = version;
2543
2544         pkgCache::PkgIterator iterator(version_.ParentPkg());
2545         iterator_ = iterator;
2546
2547         _profile(Package$initWithVersion$Version)
2548             file_ = version_.FileList();
2549         _end
2550
2551         _profile(Package$initWithVersion$Cache)
2552             name_.set(NULL, version_.Display());
2553
2554             latest_.set(NULL, StripVersion_(version_.VerStr()));
2555
2556             pkgCache::VerIterator current(iterator.CurrentVer());
2557             if (!current.end())
2558                 installed_.set(NULL, StripVersion_(current.VerStr()));
2559         _end
2560
2561         _profile(Package$initWithVersion$Transliterate) do {
2562             if (CollationTransl_ == NULL)
2563                 break;
2564             if (name_.empty())
2565                 break;
2566
2567             _profile(Package$initWithVersion$Transliterate$utf8)
2568             const uint8_t *data(reinterpret_cast<const uint8_t *>(name_.data()));
2569             for (size_t i(0), e(name_.size()); i != e; ++i)
2570                 if (data[i] >= 0x80)
2571                     goto extended;
2572             break; extended:;
2573             _end
2574
2575             UErrorCode code(U_ZERO_ERROR);
2576             int32_t length;
2577
2578             _profile(Package$initWithVersion$Transliterate$u_strFromUTF8WithSub)
2579             CollationString_.resize(name_.size());
2580             u_strFromUTF8WithSub(&CollationString_[0], CollationString_.size(), &length, name_.data(), name_.size(), 0xfffd, NULL, &code);
2581             if (!U_SUCCESS(code))
2582                 break;
2583             CollationString_.resize(length);
2584             _end
2585
2586             _profile(Package$initWithVersion$Transliterate$utrans_trans)
2587             length = CollationString_.size();
2588             utrans_trans(CollationTransl_, reinterpret_cast<UReplaceable *>(&CollationString_), &CollationUCalls_, 0, &length, &code);
2589             if (!U_SUCCESS(code))
2590                 break;
2591             _assert(CollationString_.size() == length);
2592             _end
2593
2594             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$preflight)
2595             u_strToUTF8WithSub(NULL, 0, &length, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2596             if (code == U_BUFFER_OVERFLOW_ERROR)
2597                 code = U_ZERO_ERROR;
2598             else if (!U_SUCCESS(code))
2599                 break;
2600             _end
2601
2602             char *transform;
2603             _profile(Package$initWithVersion$Transliterate$apr_palloc)
2604             transform = pool_->malloc<char>(length);
2605             _end
2606             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$transform)
2607             u_strToUTF8WithSub(transform, length, NULL, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2608             if (!U_SUCCESS(code))
2609                 break;
2610             _end
2611
2612             transform_.set(NULL, transform, length);
2613         } while (false); _end
2614
2615         _profile(Package$initWithVersion$Tags)
2616 #ifdef __arm64__
2617             pkgCache::TagIterator tag(version_.TagList());
2618 #else
2619             pkgCache::TagIterator tag(iterator.TagList());
2620 #endif
2621             if (!tag.end()) {
2622                 tags_ = [NSMutableArray arrayWithCapacity:8];
2623
2624                 goto tag; for (; !tag.end(); ++tag) tag: {
2625                     const char *name(tag.Name());
2626                     NSString *string((NSString *) CYStringCreate(name));
2627                     if (string == nil)
2628                         continue;
2629
2630                     [tags_ addObject:[string autorelease]];
2631
2632                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2633                         if (strcmp(name + 6, "enduser") == 0)
2634                             role_ = 1;
2635                         else if (strcmp(name + 6, "hacker") == 0)
2636                             role_ = 2;
2637                         else if (strcmp(name + 6, "developer") == 0)
2638                             role_ = 3;
2639                         else if (strcmp(name + 6, "cydia") == 0)
2640                             role_ = 7;
2641                         else
2642                             role_ = 4;
2643                     }
2644
2645                     if (strncmp(name, "cydia::", 7) == 0) {
2646                         if (strcmp(name + 7, "essential") == 0)
2647                             essential_ = true;
2648                         else if (strcmp(name + 7, "obsolete") == 0)
2649                             obsolete_ = true;
2650                     }
2651                 }
2652             }
2653         _end
2654
2655         _profile(Package$initWithVersion$Metadata)
2656             const char *mixed(iterator.Name());
2657             size_t size(strlen(mixed));
2658             static const size_t prefix(sizeof("/var/lib/dpkg/info/") - 1);
2659             char lower[prefix + size + 5 + 1];
2660
2661             for (size_t i(0); i != size; ++i)
2662                 lower[prefix + i] = mixed[i] | 0x20;
2663
2664             if (!installed_.empty()) {
2665                 memcpy(lower, "/var/lib/dpkg/info/", prefix);
2666                 memcpy(lower + prefix + size, ".list", 6);
2667                 struct stat info;
2668                 if (stat(lower, &info) != -1)
2669                     upgraded_ = info.st_birthtime;
2670             }
2671
2672             PackageValue *metadata(PackageFind(lower + prefix, size));
2673             metadata_ = metadata;
2674
2675             id_.set(NULL, metadata->name_, size);
2676
2677             const char *latest(version_.VerStr());
2678             size_t length(strlen(latest));
2679
2680             uint16_t vhash(hashlittle(latest, length));
2681
2682             size_t capped(std::min<size_t>(8, length));
2683             latest = latest + length - capped;
2684
2685             if (metadata->first_ == 0)
2686                 metadata->first_ = now_;
2687
2688             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2689                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2690                 metadata->vhash_ = vhash;
2691                 metadata->last_ = now_;
2692             } else if (metadata->last_ == 0)
2693                 metadata->last_ = metadata->first_;
2694         _end
2695
2696         _profile(Package$initWithVersion$Section)
2697             section_ = version_.Section();
2698         _end
2699
2700         _profile(Package$initWithVersion$Flags)
2701             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2702             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2703         _end
2704     _end } return self;
2705 }
2706
2707 + (Package *) newPackageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database {
2708     pkgCache::VerIterator version;
2709
2710     _profile(Package$packageWithIterator$GetCandidateVer)
2711         version = [database policy]->GetCandidateVer(iterator);
2712     _end
2713
2714     if (version.end())
2715         return nil;
2716
2717     Package *package;
2718
2719     _profile(Package$packageWithIterator$Allocate)
2720         package = [Package allocWithZone:zone];
2721     _end
2722
2723     _profile(Package$packageWithIterator$Initialize)
2724         package = [package
2725             initWithVersion:version
2726             withZone:zone
2727             inPool:pool
2728             database:database
2729         ];
2730     _end
2731
2732     return package;
2733 }
2734
2735 // XXX: just in case a Cydia extension is using this (I bet this is unlikely, though, due to CYPool?)
2736 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database {
2737     return [[self newPackageWithIterator:iterator withZone:zone inPool:pool database:database] autorelease];
2738 }
2739
2740 - (pkgCache::PkgIterator) iterator {
2741     return iterator_;
2742 }
2743
2744 - (NSArray *) downgrades {
2745     NSMutableArray *versions([NSMutableArray arrayWithCapacity:4]);
2746
2747     for (auto version(iterator_.VersionList()); !version.end(); ++version) {
2748         if (version == version_)
2749             continue;
2750         Package *package([[[Package allocWithZone:NULL] initWithVersion:version withZone:NULL inPool:NULL database:database_] autorelease]);
2751         if ([package source] == nil)
2752             continue;
2753         [versions addObject:package];
2754     }
2755
2756     return versions;
2757 }
2758
2759 - (NSString *) section {
2760     if (section$_ == nil) {
2761         if (section_ == NULL)
2762             return nil;
2763
2764         _profile(Package$section$mappedSectionForPointer)
2765             section$_ = [database_ mappedSectionForPointer:section_];
2766         _end
2767     } return section$_;
2768 }
2769
2770 - (NSString *) simpleSection {
2771     if (NSString *section = [self section])
2772         return Simplify(section);
2773     else
2774         return nil;
2775 }
2776
2777 - (NSString *) longSection {
2778     if (NSString *section = [self section])
2779         return LocalizeSection(section);
2780     else
2781         return nil;
2782 }
2783
2784 - (NSString *) shortSection {
2785     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2786 }
2787
2788 - (NSString *) uri {
2789     return nil;
2790 #if 0
2791     pkgIndexFile *index;
2792     pkgCache::PkgFileIterator file(file_.File());
2793     if (![database_ list].FindIndex(file, index))
2794         return nil;
2795     return [NSString stringWithUTF8String:iterator_->Path];
2796     //return [NSString stringWithUTF8String:file.Site()];
2797     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2798 #endif
2799 }
2800
2801 - (MIMEAddress *) maintainer {
2802 @synchronized (database_) {
2803     if ([database_ era] != era_ || file_.end())
2804         return nil;
2805
2806     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2807     const std::string &maintainer(parser->Maintainer());
2808     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2809 } }
2810
2811 - (NSString *) md5sum {
2812     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2813 }
2814
2815 - (size_t) size {
2816 @synchronized (database_) {
2817     if ([database_ era] != era_ || version_.end())
2818         return 0;
2819
2820     return version_->InstalledSize;
2821 } }
2822
2823 - (NSString *) longDescription {
2824 @synchronized (database_) {
2825     if ([database_ era] != era_ || file_.end())
2826         return nil;
2827
2828     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2829     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2830
2831     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2832     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2833     if ([lines count] < 2)
2834         return nil;
2835
2836     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2837     for (size_t i(1), e([lines count]); i != e; ++i) {
2838         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2839         [trimmed addObject:trim];
2840     }
2841
2842     return [trimmed componentsJoinedByString:@"\n"];
2843 } }
2844
2845 - (NSString *) shortDescription {
2846     if (parsed_ != NULL)
2847         return static_cast<NSString *>(parsed_->tagline_);
2848
2849 @synchronized (database_) {
2850     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2851     std::string value(parser.ShortDesc());
2852     if (value.empty())
2853         return nil;
2854     if (value.size() > 200)
2855         value.resize(200);
2856     return [(id) CYStringCreate(value) autorelease];
2857 } }
2858
2859 - (unichar) index {
2860     _profile(Package$index)
2861         CFStringRef name((CFStringRef) [self name]);
2862         if (CFStringGetLength(name) == 0)
2863             return '#';
2864         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2865         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2866             return '#';
2867         return toupper(character);
2868     _end
2869 }
2870
2871 - (PackageValue *) metadata {
2872     return metadata_;
2873 }
2874
2875 - (time_t) seen {
2876     PackageValue *metadata([self metadata]);
2877     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2878 }
2879
2880 - (bool) subscribed {
2881     return [self metadata]->subscribed_;
2882 }
2883
2884 - (bool) setSubscribed:(bool)subscribed {
2885     PackageValue *metadata([self metadata]);
2886     if (metadata->subscribed_ == subscribed)
2887         return false;
2888     metadata->subscribed_ = subscribed;
2889     return true;
2890 }
2891
2892 - (BOOL) ignored {
2893     return ignored_;
2894 }
2895
2896 - (NSString *) latest {
2897     return latest_;
2898 }
2899
2900 - (NSString *) installed {
2901     return installed_;
2902 }
2903
2904 - (BOOL) uninstalled {
2905     return installed_.empty();
2906 }
2907
2908 - (BOOL) upgradableAndEssential:(BOOL)essential {
2909     _profile(Package$upgradableAndEssential)
2910         pkgCache::VerIterator current(iterator_.CurrentVer());
2911         if (current.end())
2912             return essential && essential_;
2913         else
2914             return version_ != current;
2915     _end
2916 }
2917
2918 - (BOOL) essential {
2919     return essential_;
2920 }
2921
2922 - (BOOL) broken {
2923     return [database_ cache][iterator_].InstBroken();
2924 }
2925
2926 - (BOOL) unfiltered {
2927     _profile(Package$unfiltered$obsolete)
2928         if (_unlikely(obsolete_))
2929             return false;
2930     _end
2931
2932     _profile(Package$unfiltered$role)
2933         if (_unlikely(role_ > 3))
2934             return false;
2935     _end
2936
2937     return true;
2938 }
2939
2940 - (BOOL) visible {
2941     if (![self unfiltered])
2942         return false;
2943
2944     NSString *section;
2945
2946     _profile(Package$visible$section)
2947         section = [self section];
2948     _end
2949
2950     _profile(Package$visible$isSectionVisible)
2951         if (!isSectionVisible(section))
2952             return false;
2953     _end
2954
2955     return true;
2956 }
2957
2958 - (BOOL) half {
2959     unsigned char current(iterator_->CurrentState);
2960     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2961 }
2962
2963 - (BOOL) halfConfigured {
2964     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2965 }
2966
2967 - (BOOL) halfInstalled {
2968     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2969 }
2970
2971 - (BOOL) hasMode {
2972 @synchronized (database_) {
2973     if ([database_ era] != era_ || iterator_.end())
2974         return NO;
2975
2976     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2977     return state.Mode != pkgDepCache::ModeKeep;
2978 } }
2979
2980 - (NSString *) mode {
2981 @synchronized (database_) {
2982     if ([database_ era] != era_ || iterator_.end())
2983         return nil;
2984
2985     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2986
2987     switch (state.Mode) {
2988         case pkgDepCache::ModeDelete:
2989             if ((state.iFlags & pkgDepCache::Purge) != 0)
2990                 return @"PURGE";
2991             else
2992                 return @"REMOVE";
2993         case pkgDepCache::ModeKeep:
2994             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2995                 return @"REINSTALL";
2996             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2997                 return nil;*/
2998             else
2999                 return nil;
3000         case pkgDepCache::ModeInstall:
3001             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
3002                 return @"REINSTALL";
3003             else*/ switch (state.Status) {
3004                 case -1:
3005                     return @"DOWNGRADE";
3006                 case 0:
3007                     return @"INSTALL";
3008                 case 1:
3009                     return @"UPGRADE";
3010                 case 2:
3011                     return @"NEW_INSTALL";
3012                 _nodefault
3013             }
3014         _nodefault
3015     }
3016 } }
3017
3018 - (NSString *) id {
3019     return id_;
3020 }
3021
3022 - (NSString *) name {
3023     return name_.empty() ? id_ : name_;
3024 }
3025
3026 - (UIImage *) icon {
3027     NSString *section = [self simpleSection];
3028
3029     UIImage *icon(nil);
3030     if (parsed_ != NULL)
3031         if (NSString *href = parsed_->icon_)
3032             if ([href hasPrefix:@"file:///"])
3033                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3034     if (icon == nil) if (section != nil)
3035         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
3036     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
3037         if ([dicon hasPrefix:@"file:///"])
3038             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3039     if (icon == nil)
3040         icon = [UIImage imageNamed:@"unknown.png"];
3041     return icon;
3042 }
3043
3044 - (NSString *) homepage {
3045     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
3046 }
3047
3048 - (NSString *) depiction {
3049     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
3050 }
3051
3052 - (MIMEAddress *) author {
3053     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
3054 }
3055
3056 - (NSString *) support {
3057     return parsed_ != NULL && !parsed_->support_.empty() ? parsed_->support_ : [[self source] supportForPackage:id_];
3058 }
3059
3060 - (NSArray *) files {
3061     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
3062     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
3063
3064     std::ifstream fin;
3065     fin.open([path UTF8String]);
3066     if (!fin.is_open())
3067         return nil;
3068
3069     std::string line;
3070     while (std::getline(fin, line))
3071         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
3072
3073     return files;
3074 }
3075
3076 - (NSString *) state {
3077 @synchronized (database_) {
3078     if ([database_ era] != era_ || file_.end())
3079         return nil;
3080
3081     switch (iterator_->CurrentState) {
3082         case pkgCache::State::NotInstalled:
3083             return @"NotInstalled";
3084         case pkgCache::State::UnPacked:
3085             return @"UnPacked";
3086         case pkgCache::State::HalfConfigured:
3087             return @"HalfConfigured";
3088         case pkgCache::State::HalfInstalled:
3089             return @"HalfInstalled";
3090         case pkgCache::State::ConfigFiles:
3091             return @"ConfigFiles";
3092         case pkgCache::State::Installed:
3093             return @"Installed";
3094         case pkgCache::State::TriggersAwaited:
3095             return @"TriggersAwaited";
3096         case pkgCache::State::TriggersPending:
3097             return @"TriggersPending";
3098     }
3099
3100     return (NSString *) [NSNull null];
3101 } }
3102
3103 - (NSString *) selection {
3104 @synchronized (database_) {
3105     if ([database_ era] != era_ || file_.end())
3106         return nil;
3107
3108     switch (iterator_->SelectedState) {
3109         case pkgCache::State::Unknown:
3110             return @"Unknown";
3111         case pkgCache::State::Install:
3112             return @"Install";
3113         case pkgCache::State::Hold:
3114             return @"Hold";
3115         case pkgCache::State::DeInstall:
3116             return @"DeInstall";
3117         case pkgCache::State::Purge:
3118             return @"Purge";
3119     }
3120
3121     return (NSString *) [NSNull null];
3122 } }
3123
3124 - (NSArray *) warnings {
3125 @synchronized (database_) {
3126     if ([database_ era] != era_ || file_.end())
3127         return nil;
3128
3129     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
3130     const char *name(iterator_.Name());
3131
3132     size_t length(strlen(name));
3133     if (length < 2) invalid:
3134         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
3135     else for (size_t i(0); i != length; ++i)
3136         if (
3137             /* XXX: technically this is not allowed */
3138             (name[i] < 'A' || name[i] > 'Z') &&
3139             (name[i] < 'a' || name[i] > 'z') &&
3140             (name[i] < '0' || name[i] > '9') &&
3141             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
3142         ) goto invalid;
3143
3144     if (strcmp(name, "cydia") != 0) {
3145         bool cydia = false;
3146         bool user = false;
3147         bool _private = false;
3148         bool stash = false;
3149         bool dbstash = false;
3150         bool dsstore = false;
3151
3152         bool repository = [[self section] isEqualToString:@"Repositories"];
3153
3154         if (NSArray *files = [self files])
3155             for (NSString *file in files)
3156                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
3157                     cydia = true;
3158                 else if (!user && [file isEqualToString:@"/User"])
3159                     user = true;
3160                 else if (!_private && [file isEqualToString:@"/private"])
3161                     _private = true;
3162                 else if (!stash && [file isEqualToString:@"/var/stash"])
3163                     stash = true;
3164                 else if (!dbstash && [file isEqualToString:@"/var/db/stash"])
3165                     dbstash = true;
3166                 else if (!dsstore && [file hasSuffix:@"/.DS_Store"])
3167                     dsstore = true;
3168
3169         /* XXX: this is not sensitive enough. only some folders are valid. */
3170         if (cydia && !repository)
3171             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
3172         if (user)
3173             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
3174         if (_private)
3175             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
3176         if (stash)
3177             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
3178         if (dbstash)
3179             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/db/stash"]];
3180         if (dsstore)
3181             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @".DS_Store"]];
3182     }
3183
3184     return [warnings count] == 0 ? nil : warnings;
3185 } }
3186
3187 - (NSArray *) applications {
3188     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
3189
3190     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
3191
3192     static RegEx application_r("/Applications/(.*)\\.app/Info.plist");
3193     if (NSArray *files = [self files])
3194         for (NSString *file in files)
3195             if (application_r(file)) {
3196                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
3197                 if (info == nil)
3198                     continue;
3199                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
3200                 if (id == nil || [id isEqualToString:me])
3201                     continue;
3202
3203                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
3204                 if (display == nil)
3205                     display = application_r[1];
3206
3207                 NSString *bundle([file stringByDeletingLastPathComponent]);
3208                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
3209                 // XXX: maybe this should check if this is really a string, not just for length
3210                 if (icon == nil || ![icon respondsToSelector:@selector(length)] || [icon length] == 0)
3211                     icon = @"icon.png";
3212                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
3213
3214                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
3215                 [applications addObject:application];
3216
3217                 [application addObject:id];
3218                 [application addObject:display];
3219                 [application addObject:url];
3220             }
3221
3222     return [applications count] == 0 ? nil : applications;
3223 }
3224
3225 - (Source *) source {
3226     if (source_ == nil) {
3227         @synchronized (database_) {
3228             if ([database_ era] != era_ || file_.end())
3229                 source_ = (Source *) [NSNull null];
3230             else
3231                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
3232         }
3233     }
3234
3235     return source_ == (Source *) [NSNull null] ? nil : source_;
3236 }
3237
3238 - (time_t) upgraded {
3239     return upgraded_;
3240 }
3241
3242 - (uint32_t) recent {
3243     return std::numeric_limits<uint32_t>::max() - upgraded_;
3244 }
3245
3246 - (uint32_t) rank {
3247     return rank_;
3248 }
3249
3250 - (BOOL) matches:(NSArray *)query {
3251     if (query == nil || [query count] == 0)
3252         return NO;
3253
3254     rank_ = 0;
3255
3256     NSString *string;
3257     NSRange range;
3258     NSUInteger length;
3259
3260     string = [self name];
3261     length = [string length];
3262
3263     if (length != 0)
3264     for (NSString *term in query) {
3265         range = [string rangeOfString:term options:MatchCompareOptions_];
3266         if (range.location != NSNotFound)
3267             rank_ -= 6 * 1000000 / length;
3268     }
3269
3270     if (rank_ == 0) {
3271         string = [self id];
3272         length = [string length];
3273
3274         if (length != 0)
3275         for (NSString *term in query) {
3276             range = [string rangeOfString:term options:MatchCompareOptions_];
3277             if (range.location != NSNotFound)
3278                 rank_ -= 6 * 1000000 / length;
3279         }
3280     }
3281
3282     string = [self shortDescription];
3283     length = [string length];
3284     NSUInteger stop(std::min<NSUInteger>(length, 200));
3285
3286     if (length != 0)
3287     for (NSString *term in query) {
3288         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
3289         if (range.location != NSNotFound)
3290             rank_ -= 2 * 100000;
3291     }
3292
3293     return rank_ != 0;
3294 }
3295
3296 - (NSArray *) tags {
3297     return tags_;
3298 }
3299
3300 - (BOOL) hasTag:(NSString *)tag {
3301     return tags_ == nil ? NO : [tags_ containsObject:tag];
3302 }
3303
3304 - (NSString *) primaryPurpose {
3305     for (NSString *tag in (NSArray *) tags_)
3306         if ([tag hasPrefix:@"purpose::"])
3307             return [tag substringFromIndex:9];
3308     return nil;
3309 }
3310
3311 - (NSArray *) purposes {
3312     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3313     for (NSString *tag in (NSArray *) tags_)
3314         if ([tag hasPrefix:@"purpose::"])
3315             [purposes addObject:[tag substringFromIndex:9]];
3316     return [purposes count] == 0 ? nil : purposes;
3317 }
3318
3319 - (bool) isCommercial {
3320     return [self hasTag:@"cydia::commercial"];
3321 }
3322
3323 - (void) setIndex:(size_t)index {
3324     if (metadata_->index_ != index + 1)
3325         metadata_->index_ = index + 1;
3326 }
3327
3328 - (CYString &) cyname {
3329     return !transform_.empty() ? transform_ : !name_.empty() ? name_ : id_;
3330 }
3331
3332 - (uint32_t) compareBySection:(NSArray *)sections {
3333     NSString *section([self section]);
3334     for (size_t i(0), e([sections count]); i != e; ++i) {
3335         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3336             return i;
3337     }
3338
3339     return _not(uint32_t);
3340 }
3341
3342 - (void) clear {
3343 @synchronized (database_) {
3344     if ([database_ era] != era_ || file_.end())
3345         return;
3346
3347     pkgProblemResolver *resolver = [database_ resolver];
3348     resolver->Clear(iterator_);
3349
3350     pkgCacheFile &cache([database_ cache]);
3351     cache->SetReInstall(iterator_, false);
3352     cache->MarkKeep(iterator_, false);
3353 } }
3354
3355 - (void) install {
3356 @synchronized (database_) {
3357     if ([database_ era] != era_ || file_.end())
3358         return;
3359
3360     pkgProblemResolver *resolver = [database_ resolver];
3361     resolver->Clear(iterator_);
3362     resolver->Protect(iterator_);
3363
3364     pkgCacheFile &cache([database_ cache]);
3365     cache->SetCandidateVersion(version_);
3366     cache->SetReInstall(iterator_, false);
3367     cache->MarkInstall(iterator_, false);
3368
3369     pkgDepCache::StateCache &state((*cache)[iterator_]);
3370     if (!state.Install())
3371         cache->SetReInstall(iterator_, true);
3372 } }
3373
3374 - (void) remove {
3375 @synchronized (database_) {
3376     if ([database_ era] != era_ || file_.end())
3377         return;
3378
3379     pkgProblemResolver *resolver = [database_ resolver];
3380     resolver->Clear(iterator_);
3381     resolver->Remove(iterator_);
3382     resolver->Protect(iterator_);
3383
3384     pkgCacheFile &cache([database_ cache]);
3385     cache->SetReInstall(iterator_, false);
3386     cache->MarkDelete(iterator_, true);
3387 } }
3388
3389 @end
3390 /* }}} */
3391 /* Section Class {{{ */
3392 @interface Section : NSObject {
3393     _H<NSString> name_;
3394     size_t row_;
3395     size_t count_;
3396     _H<NSString> localized_;
3397 }
3398
3399 - (NSComparisonResult) compareByLocalized:(Section *)section;
3400 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3401 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3402 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3403
3404 - (NSString *) name;
3405 - (void) setName:(NSString *)name;
3406
3407 - (size_t) row;
3408 - (size_t) count;
3409
3410 - (void) addToRow;
3411 - (void) addToCount;
3412
3413 - (void) setCount:(size_t)count;
3414 - (NSString *) localized;
3415
3416 @end
3417
3418 @implementation Section
3419
3420 - (NSComparisonResult) compareByLocalized:(Section *)section {
3421     NSString *lhs(localized_);
3422     NSString *rhs([section localized]);
3423
3424     /*if ([lhs length] != 0 && [rhs length] != 0) {
3425         unichar lhc = [lhs characterAtIndex:0];
3426         unichar rhc = [rhs characterAtIndex:0];
3427
3428         if (isalpha(lhc) && !isalpha(rhc))
3429             return NSOrderedAscending;
3430         else if (!isalpha(lhc) && isalpha(rhc))
3431             return NSOrderedDescending;
3432     }*/
3433
3434     return [lhs compare:rhs options:LaxCompareOptions_];
3435 }
3436
3437 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3438     if ((self = [self initWithName:name localize:NO]) != nil) {
3439         if (localized != nil)
3440             localized_ = localized;
3441     } return self;
3442 }
3443
3444 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3445     return [self initWithName:name row:0 localize:localize];
3446 }
3447
3448 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3449     if ((self = [super init]) != nil) {
3450         name_ = name;
3451         row_ = row;
3452         if (localize)
3453             localized_ = LocalizeSection(name_);
3454     } return self;
3455 }
3456
3457 - (NSString *) name {
3458     return name_;
3459 }
3460
3461 - (void) setName:(NSString *)name {
3462     name_ = name;
3463 }
3464
3465 - (size_t) row {
3466     return row_;
3467 }
3468
3469 - (size_t) count {
3470     return count_;
3471 }
3472
3473 - (void) addToRow {
3474     ++row_;
3475 }
3476
3477 - (void) addToCount {
3478     ++count_;
3479 }
3480
3481 - (void) setCount:(size_t)count {
3482     count_ = count;
3483 }
3484
3485 - (NSString *) localized {
3486     return localized_;
3487 }
3488
3489 @end
3490 /* }}} */
3491
3492 class CydiaLogCleaner :
3493     public pkgArchiveCleaner
3494 {
3495   protected:
3496     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3497         unlink(File);
3498     }
3499 };
3500
3501 /* Database Implementation {{{ */
3502 @implementation Database
3503
3504 + (Database *) sharedInstance {
3505     static _H<Database> instance;
3506     if (instance == nil)
3507         instance = [[[Database alloc] init] autorelease];
3508     return instance;
3509 }
3510
3511 - (unsigned) era {
3512     return era_;
3513 }
3514
3515 - (void) releasePackages {
3516     packages_ = nil;
3517 }
3518
3519 - (bool) hasPackages {
3520     return [packages_ count] != 0;
3521 }
3522
3523 - (void) dealloc {
3524     // XXX: actually implement this thing
3525     _assert(false);
3526     [self releasePackages];
3527     NSRecycleZone(zone_);
3528     [super dealloc];
3529 }
3530
3531 - (void) _readCydia:(NSNumber *)fd {
3532     boost::fdistream is([fd intValue]);
3533     std::string line;
3534
3535     static RegEx finish_r("finish:([^:]*)");
3536
3537     while (std::getline(is, line)) {
3538         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3539
3540         const char *data(line.c_str());
3541         size_t size = line.size();
3542         lprintf("C:%s\n", data);
3543
3544         if (finish_r(data, size)) {
3545             NSString *finish = finish_r[1];
3546             int index = [Finishes_ indexOfObject:finish];
3547             if (index != INT_MAX && index > Finish_)
3548                 Finish_ = index;
3549         }
3550
3551         [pool release];
3552     }
3553
3554     _assume(false);
3555 }
3556
3557 - (void) _readStatus:(NSNumber *)fd {
3558     boost::fdistream is([fd intValue]);
3559     std::string line;
3560
3561     static RegEx conffile_r("status: [^ ]* : conffile-prompt : (.*?) *");
3562     static RegEx pmstatus_r("([^:]*):([^:]*):([^:]*):(.*)");
3563
3564     while (std::getline(is, line)) {
3565         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3566
3567         const char *data(line.c_str());
3568         size_t size(line.size());
3569         lprintf("S:%s\n", data);
3570
3571         if (conffile_r(data, size)) {
3572             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3573             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3574         } else if (strncmp(data, "status: ", 8) == 0) {
3575             // status: <package>: {unpacked,half-configured,installed}
3576             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3577             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3578         } else if (strncmp(data, "processing: ", 12) == 0) {
3579             // processing: configure: config-test
3580             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3581             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3582         } else if (pmstatus_r(data, size)) {
3583             std::string type([pmstatus_r[1] UTF8String]);
3584
3585             NSString *package = pmstatus_r[2];
3586             if ([package isEqualToString:@"dpkg-exec"])
3587                 package = nil;
3588
3589             float percent([pmstatus_r[3] floatValue]);
3590             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3591
3592             NSString *string = pmstatus_r[4];
3593
3594             if (type == "pmerror") {
3595                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3596                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3597             } else if (type == "pmstatus") {
3598                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3599                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3600             } else if (type == "pmconffile")
3601                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3602             else
3603                 lprintf("E:unknown pmstatus\n");
3604         } else
3605             lprintf("E:unknown status\n");
3606
3607         [pool release];
3608     }
3609
3610     _assume(false);
3611 }
3612
3613 - (void) _readOutput:(NSNumber *)fd {
3614     boost::fdistream is([fd intValue]);
3615     std::string line;
3616
3617     while (std::getline(is, line)) {
3618         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3619
3620         lprintf("O:%s\n", line.c_str());
3621
3622         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3623         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3624
3625         [pool release];
3626     }
3627
3628     _assume(false);
3629 }
3630
3631 - (FILE *) input {
3632     return input_;
3633 }
3634
3635 - (Package *) packageWithName:(NSString *)name {
3636     if (name == nil)
3637         return nil;
3638 @synchronized (self) {
3639     if (static_cast<pkgDepCache *>(cache_) == NULL)
3640         return nil;
3641     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]
3642 #ifdef __arm64__
3643         , "any"
3644 #endif
3645     ));
3646     return iterator.end() ? nil : [[Package newPackageWithIterator:iterator withZone:NULL inPool:NULL database:self] autorelease];
3647 } }
3648
3649 - (id) init {
3650     if ((self = [super init]) != nil) {
3651         policy_ = NULL;
3652         records_ = NULL;
3653         resolver_ = NULL;
3654         fetcher_ = NULL;
3655         lock_ = NULL;
3656
3657         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3658
3659         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3660
3661         int fds[2];
3662
3663         _assert(pipe(fds) != -1);
3664         cydiafd_ = fds[1];
3665
3666         _config->Set("APT::Keep-Fds::", cydiafd_);
3667         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3668
3669         [NSThread
3670             detachNewThreadSelector:@selector(_readCydia:)
3671             toTarget:self
3672             withObject:[NSNumber numberWithInt:fds[0]]
3673         ];
3674
3675         _assert(pipe(fds) != -1);
3676         statusfd_ = fds[1];
3677
3678         [NSThread
3679             detachNewThreadSelector:@selector(_readStatus:)
3680             toTarget:self
3681             withObject:[NSNumber numberWithInt:fds[0]]
3682         ];
3683
3684         _assert(pipe(fds) != -1);
3685         _assert(dup2(fds[0], 0) != -1);
3686         _assert(close(fds[0]) != -1);
3687
3688         input_ = fdopen(fds[1], "a");
3689
3690         _assert(pipe(fds) != -1);
3691         _assert(dup2(fds[1], 1) != -1);
3692         _assert(close(fds[1]) != -1);
3693
3694         [NSThread
3695             detachNewThreadSelector:@selector(_readOutput:)
3696             toTarget:self
3697             withObject:[NSNumber numberWithInt:fds[0]]
3698         ];
3699     } return self;
3700 }
3701
3702 - (pkgCacheFile &) cache {
3703     return cache_;
3704 }
3705
3706 - (pkgDepCache::Policy *) policy {
3707     return policy_;
3708 }
3709
3710 - (pkgRecords *) records {
3711     return records_;
3712 }
3713
3714 - (pkgProblemResolver *) resolver {
3715     return resolver_;
3716 }
3717
3718 - (pkgAcquire &) fetcher {
3719     return *fetcher_;
3720 }
3721
3722 - (pkgSourceList &) list {
3723     return *list_;
3724 }
3725
3726 - (NSArray *) packages {
3727     return packages_;
3728 }
3729
3730 - (NSArray *) sources {
3731     return sourceList_;
3732 }
3733
3734 - (Source *) sourceWithKey:(NSString *)key {
3735     for (Source *source in [self sources]) {
3736         if ([[source key] isEqualToString:key])
3737             return source;
3738     } return nil;
3739 }
3740
3741 - (bool) popErrorWithTitle:(NSString *)title {
3742     bool fatal(false);
3743
3744     while (!_error->empty()) {
3745         std::string error;
3746         bool warning(!_error->PopMessage(error));
3747         if (!warning)
3748             fatal = true;
3749
3750         for (;;) {
3751             size_t size(error.size());
3752             if (size == 0 || error[size - 1] != '\n')
3753                 break;
3754             error.resize(size - 1);
3755         }
3756
3757         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3758
3759         static RegEx no_pubkey("GPG error:.* NO_PUBKEY .*");
3760         if (warning && no_pubkey(error.c_str()))
3761             continue;
3762
3763         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3764     }
3765
3766     return fatal;
3767 }
3768
3769 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3770     return [self popErrorWithTitle:title] || !success;
3771 }
3772
3773 - (bool) popErrorWithTitle:(NSString *)title forReadList:(pkgSourceList &)list {
3774     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3775         return true;
3776     return false;
3777
3778     list.Reset();
3779
3780     bool error(false);
3781
3782     if (access("/etc/apt/sources.list", F_OK) == 0)
3783         error |= [self popErrorWithTitle:title forOperation:list.ReadAppend("/etc/apt/sources.list")];
3784
3785     std::string base("/etc/apt/sources.list.d");
3786     if (DIR *sources = opendir(base.c_str())) {
3787         while (dirent *source = readdir(sources))
3788             if (source->d_name[0] != '.' && source->d_namlen > 5 && strcmp(source->d_name + source->d_namlen - 5, ".list") == 0 && strcmp(source->d_name, "cydia.list") != 0)
3789                 error |= [self popErrorWithTitle:title forOperation:list.ReadAppend((base + "/" + source->d_name).c_str())];
3790         closedir(sources);
3791     }
3792
3793     error |= [self popErrorWithTitle:title forOperation:list.ReadAppend(SOURCES_LIST)];
3794
3795     return error;
3796 }
3797
3798 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3799 @synchronized (self) {
3800     ++era_;
3801
3802     [self releasePackages];
3803
3804     sourceMap_.clear();
3805     [sourceList_ removeAllObjects];
3806
3807     _error->Discard();
3808
3809     delete list_;
3810     list_ = NULL;
3811     manager_ = NULL;
3812     delete lock_;
3813     lock_ = NULL;
3814     delete fetcher_;
3815     fetcher_ = NULL;
3816     delete resolver_;
3817     resolver_ = NULL;
3818     delete records_;
3819     records_ = NULL;
3820     delete policy_;
3821     policy_ = NULL;
3822
3823     cache_.Close();
3824
3825     pool_.~CYPool();
3826     new (&pool_) CYPool();
3827
3828     NSRecycleZone(zone_);
3829     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3830
3831     int chk(creat("/tmp/cydia.chk", 0644));
3832     if (chk != -1)
3833         close(chk);
3834
3835     if (invocation != nil)
3836         [invocation invoke];
3837
3838     NSString *title(UCLocalize("DATABASE"));
3839
3840     list_ = new pkgSourceList();
3841     _profile(reloadDataWithInvocation$ReadMainList)
3842     if ([self popErrorWithTitle:title forReadList:*list_])
3843         return;
3844     _end
3845
3846     _profile(reloadDataWithInvocation$Source$initWithMetaIndex)
3847     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3848         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:&pool_] autorelease]);
3849         [sourceList_ addObject:object];
3850     }
3851     _end
3852
3853     _trace();
3854     OpProgress progress;
3855     bool opened;
3856   open:
3857     delock_ = GetStatusDate();
3858     _profile(reloadDataWithInvocation$pkgCacheFile)
3859         opened = cache_.Open(progress, false);
3860     _end
3861     if (!opened) {
3862         // XXX: this block should probably be merged with popError: in some way
3863         while (!_error->empty()) {
3864             std::string error;
3865             bool warning(!_error->PopMessage(error));
3866
3867             lprintf("cache_.Open():[%s]\n", error.c_str());
3868
3869             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3870
3871             SEL repair(NULL);
3872             if (false);
3873             else if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3874                 repair = @selector(configure);
3875             //else if (error == "The package lists or status file could not be parsed or opened.")
3876             //    repair = @selector(update);
3877             // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3878             // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3879             // else if (error == "Malformed Status line")
3880             // else if (error == "The list of sources could not be read.")
3881
3882             if (repair != NULL) {
3883                 _error->Discard();
3884                 [delegate_ repairWithSelector:repair];
3885                 goto open;
3886             }
3887         }
3888
3889         return;
3890     } else if ([self popErrorWithTitle:title forOperation:true])
3891         return;
3892     _trace();
3893
3894     unlink("/tmp/cydia.chk");
3895
3896     now_ = [[NSDate date] timeIntervalSince1970];
3897
3898     policy_ = new pkgDepCache::Policy();
3899     records_ = new pkgRecords(cache_);
3900     resolver_ = new pkgProblemResolver(cache_);
3901     fetcher_ = new pkgAcquire(&status_);
3902     lock_ = NULL;
3903
3904     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3905         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3906         return;
3907     }
3908
3909     _profile(reloadDataWithInvocation$pkgApplyStatus)
3910     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3911         return;
3912     _end
3913
3914     if (cache_->BrokenCount() != 0) {
3915         _profile(pkgApplyStatus$pkgFixBroken)
3916         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3917             return;
3918         _end
3919
3920         if (cache_->BrokenCount() != 0) {
3921             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3922             return;
3923         }
3924
3925         _profile(pkgApplyStatus$pkgMinimizeUpgrade)
3926         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3927             return;
3928         _end
3929     }
3930
3931     for (Source *object in (id) sourceList_) {
3932         metaIndex *source([object metaIndex]);
3933         std::vector<pkgIndexFile *> *indices = source->GetIndexFiles();
3934         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3935             // XXX: this could be more intelligent
3936             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3937                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3938                 if (!cached.end())
3939                     sourceMap_[cached->ID] = object;
3940             }
3941     }
3942
3943     {
3944         size_t capacity(MetaFile_->active_);
3945         if (capacity == 0)
3946             capacity = 128*1024;
3947         else
3948             capacity += 1024;
3949
3950         std::vector<Package *> packages;
3951         packages.reserve(capacity);
3952         size_t lost(0);
3953
3954         size_t last(0);
3955         _profile(reloadDataWithInvocation$packageWithIterator)
3956         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3957             if (Package *package = [Package newPackageWithIterator:iterator withZone:zone_ inPool:&pool_ database:self]) {
3958                 if (unsigned index = package.metadata->index_) {
3959                     --index;
3960                     if (packages.size() == index) {
3961                         packages.push_back(package);
3962                     } else if (packages.size() <= index) {
3963                         packages.resize(index + 1, nil);
3964                         packages[index] = package;
3965                         continue;
3966                     } else {
3967                         std::swap(package, packages[index]);
3968                         if (package != nil)
3969                             goto lost;
3970                         if (last != index)
3971                             continue;
3972                     }
3973                 } else lost: {
3974                     ++lost;
3975                     if (last == packages.size()) {
3976                         packages.push_back(package);
3977                         ++last;
3978                     } else {
3979                         packages[last] = package;
3980                         ++last;
3981                     }
3982                 }
3983
3984                 for (; last != packages.size(); ++last)
3985                     if (packages[last] == nil)
3986                         break;
3987             }
3988         _end
3989
3990         for (size_t next(last + 1); last != packages.size(); ++last, ++next) {
3991             while (true) {
3992                 if (next == packages.size())
3993                     goto done;
3994                 if (packages[next] != nil)
3995                     break;
3996                 ++next;
3997             }
3998
3999             std::swap(packages[last], packages[next]);
4000         } done:;
4001
4002         packages.resize(last);
4003
4004         if (lost > 128) {
4005             NSLog(@"lost = %zu", lost);
4006
4007             _profile(reloadDataWithInvocation$radix$8)
4008             CYRadixSortUsingFunction(packages.data(), packages.size(), reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix), reinterpret_cast<void *>(8));
4009             _end
4010
4011             _profile(reloadDataWithInvocation$radix$4)
4012             CYRadixSortUsingFunction(packages.data(), packages.size(), reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix), reinterpret_cast<void *>(4));
4013             _end
4014
4015             _profile(reloadDataWithInvocation$radix$0)
4016             CYRadixSortUsingFunction(packages.data(), packages.size(), reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix), reinterpret_cast<void *>(0));
4017             _end
4018         }
4019
4020         _profile(reloadDataWithInvocation$insertion)
4021         CYArrayInsertionSortValues(packages.data(), packages.size(), &PackageNameCompare, NULL);
4022         _end
4023
4024         packages_ = [[[NSArray alloc] initWithObjects:packages.data() count:packages.size()] autorelease];
4025
4026         /*_profile(reloadDataWithInvocation$CFQSortArray)
4027         CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);
4028         _end*/
4029
4030         /*_profile(reloadDataWithInvocation$stdsort)
4031         std::sort(packages.begin(), packages.end(), PackageNameOrdering());
4032         _end*/
4033
4034         /*_profile(reloadDataWithInvocation$CFArraySortValues)
4035         CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
4036         _end*/
4037
4038         /*_profile(reloadDataWithInvocation$sortUsingFunction)
4039         [packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
4040         _end*/
4041
4042         MetaFile_->active_ = packages.size();
4043         for (size_t index(0), count(packages.size()); index != count; ++index) {
4044             auto package(packages[index]);
4045             [package setIndex:index];
4046             [package release];
4047         }
4048     }
4049 } }
4050
4051 - (void) clear {
4052 @synchronized (self) {
4053     delete resolver_;
4054     resolver_ = new pkgProblemResolver(cache_);
4055
4056     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
4057         if (!cache_[iterator].Keep())
4058             cache_->MarkKeep(iterator, false);
4059         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
4060             cache_->SetReInstall(iterator, false);
4061 } }
4062
4063 - (void) configure {
4064     NSString *dpkg = [NSString stringWithFormat:@"/usr/libexec/cydo --configure -a --status-fd %u", statusfd_];
4065     _trace();
4066     system([dpkg UTF8String]);
4067     _trace();
4068 }
4069
4070 - (bool) clean {
4071 @synchronized (self) {
4072     // XXX: I don't remember this condition
4073     if (lock_ != NULL)
4074         return false;
4075
4076     FileFd Lock;
4077     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4078
4079     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
4080
4081     if ([self popErrorWithTitle:title])
4082         return false;
4083
4084     pkgAcquire fetcher;
4085     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
4086
4087     CydiaLogCleaner cleaner;
4088     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
4089         return false;
4090
4091     return true;
4092 } }
4093
4094 - (bool) prepare {
4095     fetcher_->Shutdown();
4096
4097     pkgRecords records(cache_);
4098
4099     lock_ = new FileFd();
4100     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4101
4102     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
4103
4104     if ([self popErrorWithTitle:title])
4105         return false;
4106
4107     pkgSourceList list;
4108     if ([self popErrorWithTitle:title forReadList:list])
4109         return false;
4110
4111     manager_ = (_system->CreatePM(cache_));
4112     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
4113         return false;
4114
4115     return true;
4116 }
4117
4118 - (void) perform {
4119     bool substrate(RestartSubstrate_);
4120     RestartSubstrate_ = false;
4121
4122     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
4123
4124     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
4125         pkgSourceList list;
4126         if ([self popErrorWithTitle:title forReadList:list])
4127             return;
4128         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4129             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4130     }
4131
4132     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4133
4134     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
4135         _trace();
4136         [self popErrorWithTitle:title];
4137         return;
4138     }
4139
4140     bool failed = false;
4141     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
4142         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
4143             continue;
4144         if ((*item)->Status == pkgAcquire::Item::StatIdle)
4145             continue;
4146
4147         std::string uri = (*item)->DescURI();
4148         std::string error = (*item)->ErrorText;
4149
4150         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
4151         failed = true;
4152
4153         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
4154         [delegate_ addProgressEventOnMainThread:event forTask:title];
4155     }
4156
4157     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4158
4159     if (failed) {
4160         _trace();
4161         return;
4162     }
4163
4164     if (substrate)
4165         RestartSubstrate_ = true;
4166
4167     if (![delock_ isEqual:GetStatusDate()]) {
4168         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("DPKG_LOCKED") ofType:kCydiaProgressEventTypeError] forTask:title];
4169         return;
4170     }
4171
4172     delock_ = nil;
4173
4174     pkgPackageManager::OrderResult result(manager_->DoInstall(statusfd_));
4175
4176     NSString *oextended(@"/var/lib/apt/extended_states");
4177     NSString *nextended(Cache("extended_states"));
4178
4179     struct stat info;
4180     if (stat([nextended UTF8String], &info) != -1 && (info.st_mode & S_IFMT) == S_IFREG)
4181         system([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /bin/cp --remove-destination %@ %@", ShellEscape(nextended), ShellEscape(oextended)] UTF8String]);
4182
4183     unlink([nextended UTF8String]);
4184     symlink([oextended UTF8String], [nextended UTF8String]);
4185
4186     if ([self popErrorWithTitle:title])
4187         return;
4188
4189     if (result == pkgPackageManager::Failed) {
4190         _trace();
4191         return;
4192     }
4193
4194     if (result != pkgPackageManager::Completed) {
4195         _trace();
4196         return;
4197     }
4198
4199     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
4200         pkgSourceList list;
4201         if ([self popErrorWithTitle:title forReadList:list])
4202             return;
4203         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4204             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4205     }
4206
4207     if (![before isEqualToArray:after])
4208         [self update];
4209 }
4210
4211 - (bool) delocked {
4212     return ![delock_ isEqual:GetStatusDate()];
4213 }
4214
4215 - (bool) upgrade {
4216     NSString *title(UCLocalize("UPGRADE"));
4217     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
4218         return false;
4219     return true;
4220 }
4221
4222 - (void) update {
4223     [self updateWithStatus:status_];
4224 }
4225
4226 - (void) updateWithStatus:(CancelStatus &)status {
4227     NSString *title(UCLocalize("REFRESHING_DATA"));
4228
4229     pkgSourceList list;
4230     if ([self popErrorWithTitle:title forReadList:list])
4231         return;
4232
4233     FileFd lock;
4234     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
4235     if ([self popErrorWithTitle:title])
4236         return;
4237
4238     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4239
4240     bool success(ListUpdate(status, list, PulseInterval_));
4241     if (status.WasCancelled())
4242         _error->Discard();
4243     else {
4244         [self popErrorWithTitle:title forOperation:success];
4245
4246         [[NSDictionary dictionaryWithObjectsAndKeys:
4247             [NSDate date], @"LastUpdate",
4248         nil] writeToFile:@ CacheState_ atomically:YES];
4249     }
4250
4251     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4252 }
4253
4254 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
4255     delegate_ = delegate;
4256 }
4257
4258 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
4259     progress_ = delegate;
4260     status_.setDelegate(delegate);
4261 }
4262
4263 - (NSObject<ProgressDelegate> *) progressDelegate {
4264     return progress_;
4265 }
4266
4267 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
4268     SourceMap::const_iterator i(sourceMap_.find(file->ID));
4269     return i == sourceMap_.end() ? nil : i->second;
4270 }
4271
4272 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
4273     for (Source *source in (id) sourceList_)
4274         [source setFetch:fetch forURI:uri];
4275 }
4276
4277 - (void) resetFetch {
4278     for (Source *source in (id) sourceList_)
4279         [source resetFetch];
4280 }
4281
4282 - (NSString *) mappedSectionForPointer:(const char *)section {
4283     _H<NSString> *mapped;
4284
4285     _profile(Database$mappedSectionForPointer$Cache)
4286         mapped = &sections_[section];
4287     _end
4288
4289     if (*mapped == NULL) {
4290         size_t length(strlen(section));
4291         char spaced[length + 1];
4292
4293         _profile(Database$mappedSectionForPointer$Replace)
4294             for (size_t index(0); index != length; ++index)
4295                 spaced[index] = section[index] == '_' ? ' ' : section[index];
4296             spaced[length] = '\0';
4297         _end
4298
4299         NSString *string;
4300
4301         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
4302             string = [NSString stringWithUTF8String:spaced];
4303         _end
4304
4305         _profile(Database$mappedSectionForPointer$Map)
4306             string = [SectionMap_ objectForKey:string] ?: string;
4307         _end
4308
4309         *mapped = string;
4310     } return *mapped;
4311 }
4312
4313 @end
4314 /* }}} */
4315
4316 static _H<NSMutableSet> Diversions_;
4317
4318 @interface Diversion : NSObject {
4319     RegEx pattern_;
4320     _H<NSString> key_;
4321     _H<NSString> format_;
4322 }
4323
4324 @end
4325
4326 @implementation Diversion
4327
4328 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
4329     if ((self = [super init]) != nil) {
4330         pattern_ = [from UTF8String];
4331         key_ = from;
4332         format_ = to;
4333     } return self;
4334 }
4335
4336 - (NSString *) divert:(NSString *)url {
4337     return !pattern_(url) ? nil : pattern_->*format_;
4338 }
4339
4340 + (NSURL *) divertURL:(NSURL *)url {
4341   divert:
4342     NSString *href([url absoluteString]);
4343
4344     for (Diversion *diversion in (id) Diversions_)
4345         if (NSString *diverted = [diversion divert:href]) {
4346 #if !ForRelease
4347             NSLog(@"div: %@", diverted);
4348 #endif
4349             url = [NSURL URLWithString:diverted];
4350             goto divert;
4351         }
4352
4353     return url;
4354 }
4355
4356 - (NSString *) key {
4357     return key_;
4358 }
4359
4360 - (NSUInteger) hash {
4361     return [key_ hash];
4362 }
4363
4364 - (BOOL) isEqual:(Diversion *)object {
4365     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
4366 }
4367
4368 @end
4369
4370 @interface CydiaObject : NSObject {
4371     _H<CyteWebViewController> indirect_;
4372     _transient id delegate_;
4373 }
4374
4375 - (id) initWithDelegate:(CyteWebViewController *)indirect;
4376
4377 @end
4378
4379 @class CydiaObject;
4380
4381 @interface CydiaWebViewController : CyteWebViewController {
4382     _H<CydiaObject> cydia_;
4383 }
4384
4385 + (void) addDiversion:(Diversion *)diversion;
4386 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
4387 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
4388 - (void) setDelegate:(id)delegate;
4389
4390 @end
4391
4392 /* Web Scripting {{{ */
4393 @implementation CydiaObject
4394
4395 - (id) initWithDelegate:(CyteWebViewController *)indirect {
4396     if ((self = [super init]) != nil) {
4397         indirect_ = indirect;
4398     } return self;
4399 }
4400
4401 - (void) setDelegate:(id)delegate {
4402     delegate_ = delegate;
4403 }
4404
4405 + (NSArray *) _attributeKeys {
4406     return [NSArray arrayWithObjects:
4407         @"bittage",
4408         @"bbsnum",
4409         @"build",
4410         @"cells",
4411         @"coreFoundationVersionNumber",
4412         @"device",
4413         @"ecid",
4414         @"firmware",
4415         @"hostname",
4416         @"idiom",
4417         @"mcc",
4418         @"mnc",
4419         @"model",
4420         @"operator",
4421         @"role",
4422         @"serial",
4423         @"version",
4424     nil];
4425 }
4426
4427 - (NSArray *) attributeKeys {
4428     return [[self class] _attributeKeys];
4429 }
4430
4431 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4432     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4433 }
4434
4435 - (NSString *) version {
4436     return Cydia_;
4437 }
4438
4439 - (unsigned) bittage {
4440 #if 0
4441 #elif defined(__arm64__)
4442     return 64;
4443 #elif defined(__arm__)
4444     return 32;
4445 #else
4446     return 0;
4447 #endif
4448 }
4449
4450 - (NSString *) build {
4451     return System_;
4452 }
4453
4454 - (NSString *) coreFoundationVersionNumber {
4455     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4456 }
4457
4458 - (NSString *) device {
4459     return UniqueIdentifier();
4460 }
4461
4462 - (NSString *) firmware {
4463     return [[UIDevice currentDevice] systemVersion];
4464 }
4465
4466 - (NSString *) hostname {
4467     return [[UIDevice currentDevice] name];
4468 }
4469
4470 - (NSString *) idiom {
4471     return (id) Idiom_ ?: [NSNull null];
4472 }
4473
4474 - (NSArray *) cells {
4475     auto *$_CTServerConnectionCreate(reinterpret_cast<id (*)(void *, void *, void *)>(dlsym(RTLD_DEFAULT, "_CTServerConnectionCreate")));
4476     if ($_CTServerConnectionCreate == NULL)
4477         return nil;
4478
4479     struct CTResult { int flag; int error; };
4480     auto *$_CTServerConnectionCellMonitorCopyCellInfo(reinterpret_cast<CTResult (*)(CFTypeRef, void *, CFArrayRef *)>(dlsym(RTLD_DEFAULT, "_CTServerConnectionCellMonitorCopyCellInfo")));
4481     if ($_CTServerConnectionCellMonitorCopyCellInfo == NULL)
4482         return nil;
4483
4484     _H<const void> connection($_CTServerConnectionCreate(NULL, NULL, NULL), true);
4485     if (connection == nil)
4486         return nil;
4487
4488     int count(0);
4489     CFArrayRef cells(NULL);
4490     auto result($_CTServerConnectionCellMonitorCopyCellInfo(connection, &count, &cells));
4491     if (result.flag != 0)
4492         return nil;
4493
4494     return [(NSArray *) cells autorelease];
4495 }
4496
4497 - (NSString *) mcc {
4498     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4499         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4500     return nil;
4501 }
4502
4503 - (NSString *) mnc {
4504     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4505         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4506     return nil;
4507 }
4508
4509 - (NSString *) operator {
4510     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4511         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4512     return nil;
4513 }
4514
4515 - (NSString *) bbsnum {
4516     return (id) BBSNum_ ?: [NSNull null];
4517 }
4518
4519 - (NSString *) ecid {
4520     return (id) ChipID_ ?: [NSNull null];
4521 }
4522
4523 - (NSString *) serial {
4524     return SerialNumber_;
4525 }
4526
4527 - (NSString *) role {
4528     return (id) [NSNull null];
4529 }
4530
4531 - (NSString *) model {
4532     return [NSString stringWithUTF8String:Machine_];
4533 }
4534
4535 + (NSString *) webScriptNameForSelector:(SEL)selector {
4536     if (false);
4537     else if (selector == @selector(addBridgedHost:))
4538         return @"addBridgedHost";
4539     else if (selector == @selector(addInsecureHost:))
4540         return @"addInsecureHost";
4541     else if (selector == @selector(addInternalRedirect::))
4542         return @"addInternalRedirect";
4543     else if (selector == @selector(addSource:::))
4544         return @"addSource";
4545     else if (selector == @selector(addTrivialSource:))
4546         return @"addTrivialSource";
4547     else if (selector == @selector(close))
4548         return @"close";
4549     else if (selector == @selector(du:))
4550         return @"du";
4551     else if (selector == @selector(stringWithFormat:arguments:))
4552         return @"format";
4553     else if (selector == @selector(getAllSources))
4554         return @"getAllSources";
4555     else if (selector == @selector(getApplicationInfo:value:))
4556         return @"getApplicationInfoValue";
4557     else if (selector == @selector(getDisplayIdentifiers))
4558         return @"getDisplayIdentifiers";
4559     else if (selector == @selector(getLocalizedNameForDisplayIdentifier:))
4560         return @"getLocalizedNameForDisplayIdentifier";
4561     else if (selector == @selector(getKernelNumber:))
4562         return @"getKernelNumber";
4563     else if (selector == @selector(getKernelString:))
4564         return @"getKernelString";
4565     else if (selector == @selector(getInstalledPackages))
4566         return @"getInstalledPackages";
4567     else if (selector == @selector(getIORegistryEntry::))
4568         return @"getIORegistryEntry";
4569     else if (selector == @selector(getLocaleIdentifier))
4570         return @"getLocaleIdentifier";
4571     else if (selector == @selector(getPreferredLanguages))
4572         return @"getPreferredLanguages";
4573     else if (selector == @selector(getPackageById:))
4574         return @"getPackageById";
4575     else if (selector == @selector(getMetadataKeys))
4576         return @"getMetadataKeys";
4577     else if (selector == @selector(getMetadataValue:))
4578         return @"getMetadataValue";
4579     else if (selector == @selector(getSessionValue:))
4580         return @"getSessionValue";
4581     else if (selector == @selector(installPackages:))
4582         return @"installPackages";
4583     else if (selector == @selector(isReachable:))
4584         return @"isReachable";
4585     else if (selector == @selector(localizedStringForKey:value:table:))
4586         return @"localize";
4587     else if (selector == @selector(popViewController:))
4588         return @"popViewController";
4589     else if (selector == @selector(refreshSources))
4590         return @"refreshSources";
4591     else if (selector == @selector(registerFrame:))
4592         return @"registerFrame";
4593     else if (selector == @selector(removeButton))
4594         return @"removeButton";
4595     else if (selector == @selector(saveConfig))
4596         return @"saveConfig";
4597     else if (selector == @selector(setMetadataValue::))
4598         return @"setMetadataValue";
4599     else if (selector == @selector(setSessionValue::))
4600         return @"setSessionValue";
4601     else if (selector == @selector(substitutePackageNames:))
4602         return @"substitutePackageNames";
4603     else if (selector == @selector(scrollToBottom:))
4604         return @"scrollToBottom";
4605     else if (selector == @selector(setAllowsNavigationAction:))
4606         return @"setAllowsNavigationAction";
4607     else if (selector == @selector(setBadgeValue:))
4608         return @"setBadgeValue";
4609     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4610         return @"setButtonImage";
4611     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4612         return @"setButtonTitle";
4613     else if (selector == @selector(setHidesBackButton:))
4614         return @"setHidesBackButton";
4615     else if (selector == @selector(setHidesNavigationBar:))
4616         return @"setHidesNavigationBar";
4617     else if (selector == @selector(setNavigationBarStyle:))
4618         return @"setNavigationBarStyle";
4619     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4620         return @"setNavigationBarTintColor";
4621     else if (selector == @selector(setPasteboardString:))
4622         return @"setPasteboardString";
4623     else if (selector == @selector(setPasteboardURL:))
4624         return @"setPasteboardURL";
4625     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4626         return @"setScrollAlwaysBounceVertical";
4627     else if (selector == @selector(setScrollIndicatorStyle:))
4628         return @"setScrollIndicatorStyle";
4629     else if (selector == @selector(setToken:))
4630         return @"setToken";
4631     else if (selector == @selector(setViewportWidth:))
4632         return @"setViewportWidth";
4633     else if (selector == @selector(statfs:))
4634         return @"statfs";
4635     else if (selector == @selector(supports:))
4636         return @"supports";
4637     else if (selector == @selector(unload))
4638         return @"unload";
4639     else
4640         return nil;
4641 }
4642
4643 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4644     return [self webScriptNameForSelector:selector] == nil;
4645 }
4646
4647 - (BOOL) supports:(NSString *)feature {
4648     return [feature isEqualToString:@"window.open"];
4649 }
4650
4651 - (void) unload {
4652     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4653 }
4654
4655 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4656     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4657 }
4658
4659 - (void) setScrollIndicatorStyle:(NSString *)style {
4660     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4661 }
4662
4663 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4664     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4665 }
4666
4667 - (NSDictionary *) getApplicationInfo:(NSString *)display value:(NSString *)key {
4668     char path[1024];
4669     if (SBBundlePathForDisplayIdentifier(SBSSpringBoardServerPort(), [display UTF8String], path) != 0)
4670         return (id) [NSNull null];
4671     NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:[[NSString stringWithUTF8String:path] stringByAppendingString:@"/Info.plist"]]);
4672     if (info == nil)
4673         return (id) [NSNull null];
4674     return [info objectForKey:key];
4675 }
4676
4677 - (NSArray *) getDisplayIdentifiers {
4678     return SBSCopyApplicationDisplayIdentifiers(false, false);
4679 }
4680
4681 - (NSString *) getLocalizedNameForDisplayIdentifier:(NSString *)identifier {
4682     return [SBSCopyLocalizedApplicationNameForDisplayIdentifier(identifier) autorelease] ?: (id) [NSNull null];
4683 }
4684
4685 - (NSNumber *) getKernelNumber:(NSString *)name {
4686     const char *string([name UTF8String]);
4687
4688     size_t size;
4689     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4690         return (id) [NSNull null];
4691
4692     if (size != sizeof(int))
4693         return (id) [NSNull null];
4694
4695     int value;
4696     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4697         return (id) [NSNull null];
4698
4699     return [NSNumber numberWithInt:value];
4700 }
4701
4702 - (NSString *) getKernelString:(NSString *)name {
4703     const char *string([name UTF8String]);
4704
4705     size_t size;
4706     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4707         return (id) [NSNull null];
4708
4709     char value[size + 1];
4710     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4711         return (id) [NSNull null];
4712
4713     // XXX: just in case you request something ludicrous
4714     value[size] = '\0';
4715
4716     return [NSString stringWithCString:value];
4717 }
4718
4719 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4720     NSObject *value(CYIOGetValue([path UTF8String], entry));
4721
4722     if (value != nil)
4723         if ([value isKindOfClass:[NSData class]])
4724             value = CYHex((NSData *) value);
4725
4726     return value;
4727 }
4728
4729 - (NSArray *) getMetadataKeys {
4730 @synchronized (Values_) {
4731     return [Values_ allKeys];
4732 } }
4733
4734 - (void) registerFrame:(DOMHTMLIFrameElement *)iframe {
4735     WebFrame *frame([iframe contentFrame]);
4736     [indirect_ registerFrame:frame];
4737 }
4738
4739 - (id) getMetadataValue:(NSString *)key {
4740 @synchronized (Values_) {
4741     return [Values_ objectForKey:key];
4742 } }
4743
4744 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4745 @synchronized (Values_) {
4746     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4747         [Values_ removeObjectForKey:key];
4748     else
4749         [Values_ setObject:value forKey:key];
4750 } }
4751
4752 - (id) getSessionValue:(NSString *)key {
4753 @synchronized (SessionData_) {
4754     return [SessionData_ objectForKey:key];
4755 } }
4756
4757 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4758 @synchronized (SessionData_) {
4759     if (value == (id) [WebUndefined undefined])
4760         [SessionData_ removeObjectForKey:key];
4761     else
4762         [SessionData_ setObject:value forKey:key];
4763 } }
4764
4765 - (void) addBridgedHost:(NSString *)host {
4766 @synchronized (HostConfig_) {
4767     [BridgedHosts_ addObject:host];
4768 } }
4769
4770 - (void) addInsecureHost:(NSString *)host {
4771 @synchronized (HostConfig_) {
4772     [InsecureHosts_ addObject:host];
4773 } }
4774
4775 - (void) popViewController:(NSNumber *)value {
4776     if (value == (id) [WebUndefined undefined])
4777         value = [NSNumber numberWithBool:YES];
4778     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4779 }
4780
4781 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4782     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4783
4784     for (NSString *section in sections)
4785         [array addObject:section];
4786
4787     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4788         @"deb", @"Type",
4789         href, @"URI",
4790         distribution, @"Distribution",
4791         array, @"Sections",
4792     nil] waitUntilDone:NO];
4793 }
4794
4795 - (BOOL) addTrivialSource:(NSString *)href {
4796     href = VerifySource(href);
4797     if (href == nil)
4798         return NO;
4799     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4800     return YES;
4801 }
4802
4803 - (void) refreshSources {
4804     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4805 }
4806
4807 - (void) saveConfig {
4808     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4809 }
4810
4811 - (NSArray *) getAllSources {
4812     return [[Database sharedInstance] sources];
4813 }
4814
4815 - (NSArray *) getInstalledPackages {
4816     Database *database([Database sharedInstance]);
4817 @synchronized (database) {
4818     NSArray *packages([database packages]);
4819     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4820     for (Package *package in packages)
4821         if (![package uninstalled])
4822             [installed addObject:package];
4823     return installed;
4824 } }
4825
4826 - (Package *) getPackageById:(NSString *)id {
4827     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4828         [package parse];
4829         return package;
4830     } else
4831         return (Package *) [NSNull null];
4832 }
4833
4834 - (NSString *) getLocaleIdentifier {
4835     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4836 }
4837
4838 - (NSArray *) getPreferredLanguages {
4839     return Languages_;
4840 }
4841
4842 - (NSArray *) statfs:(NSString *)path {
4843     struct statfs stat;
4844
4845     if (path == nil || statfs([path UTF8String], &stat) == -1)
4846         return nil;
4847
4848     return [NSArray arrayWithObjects:
4849         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4850         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4851         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4852     nil];
4853 }
4854
4855 - (NSNumber *) du:(NSString *)path {
4856     NSNumber *value(nil);
4857
4858     FILE *du(popen([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /usr/libexec/cydia/du -ks %@", ShellEscape(path)] UTF8String], "r"));
4859     if (du != NULL) {
4860         char line[1024];
4861         while (fgets(line, sizeof(line), du) != NULL) {
4862             size_t length(strlen(line));
4863             while (length != 0 && line[length - 1] == '\n')
4864                 line[--length] = '\0';
4865             if (char *tab = strchr(line, '\t')) {
4866                 *tab = '\0';
4867                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4868             }
4869         }
4870         pclose(du);
4871     }
4872
4873     return value;
4874 }
4875
4876 - (void) close {
4877     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4878 }
4879
4880 - (NSNumber *) isReachable:(NSString *)name {
4881     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4882 }
4883
4884 - (void) installPackages:(NSArray *)packages {
4885     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4886 }
4887
4888 - (NSString *) substitutePackageNames:(NSString *)message {
4889     auto database([Database sharedInstance]);
4890
4891     // XXX: this check is less racy than you'd expect, but this entire concept is a little awkward
4892     if (![database hasPackages])
4893         return message;
4894
4895     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4896     for (size_t i(0), e([words count]); i != e; ++i) {
4897         NSString *word([words objectAtIndex:i]);
4898         if (Package *package = [database packageWithName:word])
4899             [words replaceObjectAtIndex:i withObject:[package name]];
4900     }
4901
4902     return [words componentsJoinedByString:@" "];
4903 }
4904
4905 - (void) removeButton {
4906     [indirect_ removeButton];
4907 }
4908
4909 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4910     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4911 }
4912
4913 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4914     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4915 }
4916
4917 - (void) setBadgeValue:(id)value {
4918     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4919 }
4920
4921 - (void) setAllowsNavigationAction:(NSString *)value {
4922     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4923 }
4924
4925 - (void) setHidesBackButton:(NSString *)value {
4926     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4927 }
4928
4929 - (void) setHidesNavigationBar:(NSString *)value {
4930     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4931 }
4932
4933 - (void) setNavigationBarStyle:(NSString *)value {
4934     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4935 }
4936
4937 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4938     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4939     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4940     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4941 }
4942
4943 - (void) setPasteboardString:(NSString *)value {
4944     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4945 }
4946
4947 - (void) setPasteboardURL:(NSString *)value {
4948     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4949 }
4950
4951 - (void) setToken:(NSString *)token {
4952     // XXX: the website expects this :/
4953 }
4954
4955 - (void) scrollToBottom:(NSNumber *)animated {
4956     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4957 }
4958
4959 - (void) setViewportWidth:(float)width {
4960     [indirect_ setViewportWidthOnMainThread:width];
4961 }
4962
4963 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4964     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4965     unsigned count([arguments count]);
4966     id values[count];
4967     for (unsigned i(0); i != count; ++i)
4968         values[i] = [arguments objectAtIndex:i];
4969     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4970 }
4971
4972 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4973     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4974         value = nil;
4975     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4976         table = nil;
4977     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4978 }
4979
4980 @end
4981 /* }}} */
4982
4983 @interface NSURL (CydiaSecure)
4984 @end
4985
4986 @implementation NSURL (CydiaSecure)
4987
4988 - (bool) isCydiaSecure {
4989     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4990         return true;
4991
4992     @synchronized (HostConfig_) {
4993         if ([InsecureHosts_ containsObject:[self host]])
4994             return true;
4995     }
4996
4997     return false;
4998 }
4999
5000 @end
5001
5002 /* Cydia Browser Controller {{{ */
5003 @implementation CydiaWebViewController
5004
5005 - (NSURL *) navigationURL {
5006     if (NSURLRequest *request = self.request)
5007         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request URL] absoluteString]]];
5008     else
5009         return nil;
5010 }
5011
5012 + (void) _initialize {
5013     [super _initialize];
5014
5015     Diversions_ = [NSMutableSet setWithCapacity:0];
5016 }
5017
5018 + (void) addDiversion:(Diversion *)diversion {
5019     [Diversions_ addObject:diversion];
5020 }
5021
5022 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5023     [super webView:view didClearWindowObject:window forFrame:frame];
5024     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
5025 }
5026
5027 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
5028     WebDataSource *source([frame dataSource]);
5029     NSURLResponse *response([source response]);
5030     NSURL *url([response URL]);
5031     NSString *scheme([[url scheme] lowercaseString]);
5032
5033     bool bridged(false);
5034
5035     @synchronized (HostConfig_) {
5036         if ([scheme isEqualToString:@"file"])
5037             bridged = true;
5038         else if ([scheme isEqualToString:@"https"])
5039             if ([BridgedHosts_ containsObject:[url host]])
5040                 bridged = true;
5041     }
5042
5043     if (bridged)
5044         [window setValue:cydia forKey:@"cydia"];
5045 }
5046
5047 - (void) _setupMail:(MFMailComposeViewController *)controller {
5048     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
5049
5050     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
5051     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
5052 }
5053
5054 - (NSURL *) URLWithURL:(NSURL *)url {
5055     return [Diversion divertURL:url];
5056 }
5057
5058 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
5059     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
5060 }
5061
5062 - (NSURLRequest *) webThreadWebView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
5063     return [CydiaWebViewController requestWithHeaders:[super webThreadWebView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
5064 }
5065
5066 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
5067     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
5068
5069     NSURL *url([copy URL]);
5070     NSString *href([url absoluteString]);
5071     NSString *host([url host]);
5072
5073     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
5074         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
5075             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
5076             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
5077         }
5078
5079         [copy setValue:nil forHTTPHeaderField:@"Referer"];
5080         [copy setValue:nil forHTTPHeaderField:@"Origin"];
5081
5082         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
5083         return copy;
5084     }
5085
5086     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
5087         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
5088     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
5089         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
5090
5091     bool bridged; @synchronized (HostConfig_) {
5092         bridged = [BridgedHosts_ containsObject:host];
5093     }
5094
5095     if ([url isCydiaSecure] && bridged && UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
5096         [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
5097
5098     return copy;
5099 }
5100
5101 - (void) setDelegate:(id)delegate {
5102     [super setDelegate:delegate];
5103     [cydia_ setDelegate:delegate];
5104 }
5105
5106 - (NSString *) applicationNameForUserAgent {
5107     return UserAgent_;
5108 }
5109
5110 - (id) init {
5111     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
5112         cydia_ = [[[CydiaObject alloc] initWithDelegate:self.indirect] autorelease];
5113     } return self;
5114 }
5115
5116 @end
5117
5118 @interface AppCacheController : CydiaWebViewController {
5119 }
5120
5121 @end
5122
5123 @implementation AppCacheController
5124
5125 - (void) didReceiveMemoryWarning {
5126     // XXX: this doesn't work
5127 }
5128
5129 - (bool) retainsNetworkActivityIndicator {
5130     return false;
5131 }
5132
5133 @end
5134 /* }}} */
5135
5136 // CydiaScript {{{
5137 @interface NSObject (CydiaScript)
5138 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
5139 @end
5140
5141 @implementation NSObject (CydiaScript)
5142
5143 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5144     return self;
5145 }
5146
5147 @end
5148
5149 @implementation NSArray (CydiaScript)
5150
5151 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5152     WebScriptObject *object([context evaluateWebScript:@"[]"]);
5153     for (size_t i(0), e([self count]); i != e; ++i)
5154         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
5155     return object;
5156 }
5157
5158 @end
5159
5160 @implementation NSDictionary (CydiaScript)
5161
5162 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5163     WebScriptObject *object([context evaluateWebScript:@"({})"]);
5164     for (id i in self)
5165         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
5166     return object;
5167 }
5168
5169 @end
5170 // }}}
5171
5172 /* Confirmation Controller {{{ */
5173 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
5174     if (!iterator.end())
5175         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
5176             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
5177                 continue;
5178             pkgCache::PkgIterator package(dep.TargetPkg());
5179             if (package.end())
5180                 continue;
5181             if (strcmp(package.Name(), "mobilesubstrate") == 0)
5182                 return true;
5183         }
5184
5185     return false;
5186 }
5187
5188 @protocol ConfirmationControllerDelegate
5189 - (void) cancelAndClear:(bool)clear;
5190 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
5191 - (void) queue;
5192 @end
5193
5194 @interface ConfirmationController : CydiaWebViewController {
5195     _transient Database *database_;
5196
5197     _H<UIAlertView> essential_;
5198
5199     _H<NSDictionary> changes_;
5200     _H<NSMutableArray> issues_;
5201     _H<NSDictionary> sizes_;
5202
5203     BOOL substrate_;
5204 }
5205
5206 - (id) initWithDatabase:(Database *)database;
5207
5208 @end
5209
5210 @implementation ConfirmationController
5211
5212 - (void) complete {
5213     if (substrate_)
5214         RestartSubstrate_ = true;
5215     [self.delegate confirmWithNavigationController:[self navigationController]];
5216 }
5217
5218 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
5219     NSString *context([alert context]);
5220
5221     if ([context isEqualToString:@"remove"]) {
5222         if (button == [alert cancelButtonIndex])
5223             [self _doContinue];
5224         else if (button == [alert firstOtherButtonIndex]) {
5225             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
5226         }
5227
5228         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5229     } else if ([context isEqualToString:@"unable"]) {
5230         [self dismissModalViewControllerAnimated:YES];
5231         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5232     } else {
5233         [super alertView:alert clickedButtonAtIndex:button];
5234     }
5235 }
5236
5237 - (void) _doContinue {
5238     [self.delegate cancelAndClear:NO];
5239     [self dismissModalViewControllerAnimated:YES];
5240 }
5241
5242 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
5243     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
5244     return nil;
5245 }
5246
5247 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5248     [super webView:view didClearWindowObject:window forFrame:frame];
5249
5250     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
5251         (id) changes_, @"changes",
5252         (id) issues_, @"issues",
5253         (id) sizes_, @"sizes",
5254         self, @"queue",
5255     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
5256 }
5257
5258 - (id) initWithDatabase:(Database *)database {
5259     if ((self = [super init]) != nil) {
5260         database_ = database;
5261
5262         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
5263         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
5264         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
5265         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
5266         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
5267
5268         bool remove(false);
5269
5270         pkgCacheFile &cache([database_ cache]);
5271         NSArray *packages([database_ packages]);
5272         pkgDepCache::Policy *policy([database_ policy]);
5273
5274         issues_ = [NSMutableArray arrayWithCapacity:4];
5275
5276         for (Package *package in packages) {
5277             pkgCache::PkgIterator iterator([package iterator]);
5278             NSString *name([package id]);
5279
5280             if ([package broken]) {
5281                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
5282
5283                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5284                     name, @"package",
5285                     reasons, @"reasons",
5286                 nil]];
5287
5288                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
5289                 if (ver.end())
5290                     continue;
5291
5292                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
5293                     pkgCache::DepIterator start;
5294                     pkgCache::DepIterator end;
5295                     dep.GlobOr(start, end); // ++dep
5296
5297                     if (!cache->IsImportantDep(end))
5298                         continue;
5299                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
5300                         continue;
5301
5302                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
5303
5304                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5305                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
5306                         clauses, @"clauses",
5307                     nil]];
5308
5309                     _forever {
5310                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
5311
5312                         pkgCache::PkgIterator target(start.TargetPkg());
5313                         if (target->ProvidesList != 0)
5314                             reason = @"missing";
5315                         else {
5316                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
5317                             if (!ver.end()) {
5318                                 reason = @"installed";
5319                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
5320                             } else if (!cache[target].CandidateVerIter(cache).end())
5321                                 reason = @"uninstalled";
5322                             else if (target->ProvidesList == 0)
5323                                 reason = @"uninstallable";
5324                             else
5325                                 reason = @"virtual";
5326                         }
5327
5328                         NSDictionary *version(start.TargetVer() == 0 ? (NSDictionary *) [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
5329                             [NSString stringWithUTF8String:start.CompType()], @"operator",
5330                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
5331                         nil]);
5332
5333                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5334                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
5335                             version, @"version",
5336                             reason, @"reason",
5337                             installed, @"installed",
5338                         nil]];
5339
5340                         // yes, seriously. (wtf?)
5341                         if (start == end)
5342                             break;
5343                         ++start;
5344                     }
5345                 }
5346             }
5347
5348             pkgDepCache::StateCache &state(cache[iterator]);
5349
5350             static RegEx special_r("(firmware|gsc\\..*|cy\\+.*)");
5351
5352             if (state.NewInstall())
5353                 [installs addObject:name];
5354             // XXX: else if (state.Install())
5355             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
5356                 [reinstalls addObject:name];
5357             // XXX: move before previous if
5358             else if (state.Upgrade())
5359                 [upgrades addObject:name];
5360             else if (state.Downgrade())
5361                 [downgrades addObject:name];
5362             else if (!state.Delete())
5363                 // XXX: _assert(state.Keep());
5364                 continue;
5365             else if (special_r(name))
5366                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5367                     [NSNull null], @"package",
5368                     [NSArray arrayWithObjects:
5369                         [NSDictionary dictionaryWithObjectsAndKeys:
5370                             @"Conflicts", @"relationship",
5371                             [NSArray arrayWithObjects:
5372                                 [NSDictionary dictionaryWithObjectsAndKeys:
5373                                     name, @"package",
5374                                     [NSNull null], @"version",
5375                                     @"installed", @"reason",
5376                                 nil],
5377                             nil], @"clauses",
5378                         nil],
5379                     nil], @"reasons",
5380                 nil]];
5381             else {
5382                 if ([package essential])
5383                     remove = true;
5384                 [removes addObject:name];
5385             }
5386
5387             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
5388             substrate_ |= DepSubstrate(iterator.CurrentVer());
5389         }
5390
5391         if (!remove)
5392             essential_ = nil;
5393         else if (Advanced_) {
5394             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
5395
5396             essential_ = [[[UIAlertView alloc]
5397                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
5398                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
5399                 delegate:self
5400                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
5401                 otherButtonTitles:
5402                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
5403                 nil
5404             ] autorelease];
5405
5406             [essential_ setContext:@"remove"];
5407             [essential_ setNumberOfRows:2];
5408         } else {
5409             essential_ = [[[UIAlertView alloc]
5410                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5411                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5412                 delegate:self
5413                 cancelButtonTitle:UCLocalize("OKAY")
5414                 otherButtonTitles:nil
5415             ] autorelease];
5416
5417             [essential_ setContext:@"unable"];
5418         }
5419
5420         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5421             installs, @"installs",
5422             reinstalls, @"reinstalls",
5423             upgrades, @"upgrades",
5424             downgrades, @"downgrades",
5425             removes, @"removes",
5426         nil];
5427
5428         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5429             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5430             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5431         nil];
5432
5433         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5434     } return self;
5435 }
5436
5437 - (UIBarButtonItem *) leftButton {
5438     return [[[UIBarButtonItem alloc]
5439         initWithTitle:UCLocalize("CANCEL")
5440         style:UIBarButtonItemStylePlain
5441         target:self
5442         action:@selector(cancelButtonClicked)
5443     ] autorelease];
5444 }
5445
5446 #if !AlwaysReload
5447 - (void) applyRightButton {
5448     if ([issues_ count] == 0 && ![self isLoading])
5449         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5450             initWithTitle:UCLocalize("CONFIRM")
5451             style:UIBarButtonItemStyleDone
5452             target:self
5453             action:@selector(confirmButtonClicked)
5454         ] autorelease]];
5455     else
5456         [[self navigationItem] setRightBarButtonItem:nil];
5457 }
5458 #endif
5459
5460 - (void) cancelButtonClicked {
5461     [self.delegate cancelAndClear:YES];
5462     [self dismissModalViewControllerAnimated:YES];
5463 }
5464
5465 #if !AlwaysReload
5466 - (void) confirmButtonClicked {
5467     if (essential_ != nil)
5468         [essential_ show];
5469     else
5470         [self complete];
5471 }
5472 #endif
5473
5474 @end
5475 /* }}} */
5476
5477 /* Progress Data {{{ */
5478 @interface CydiaProgressData : NSObject {
5479     _transient id delegate_;
5480
5481     bool running_;
5482     float percent_;
5483
5484     float current_;
5485     float total_;
5486     float speed_;
5487
5488     _H<NSMutableArray> events_;
5489     _H<NSString> title_;
5490
5491     _H<NSString> status_;
5492     _H<NSString> finish_;
5493 }
5494
5495 @end
5496
5497 @implementation CydiaProgressData
5498
5499 + (NSArray *) _attributeKeys {
5500     return [NSArray arrayWithObjects:
5501         @"current",
5502         @"events",
5503         @"finish",
5504         @"percent",
5505         @"running",
5506         @"speed",
5507         @"title",
5508         @"total",
5509     nil];
5510 }
5511
5512 - (NSArray *) attributeKeys {
5513     return [[self class] _attributeKeys];
5514 }
5515
5516 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5517     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5518 }
5519
5520 - (id) init {
5521     if ((self = [super init]) != nil) {
5522         events_ = [NSMutableArray arrayWithCapacity:32];
5523     } return self;
5524 }
5525
5526 - (id) delegate {
5527     return delegate_;
5528 }
5529
5530 - (void) setDelegate:(id)delegate {
5531     delegate_ = delegate;
5532 }
5533
5534 - (void) setPercent:(float)value {
5535     percent_ = value;
5536 }
5537
5538 - (NSNumber *) percent {
5539     return [NSNumber numberWithFloat:percent_];
5540 }
5541
5542 - (void) setCurrent:(float)value {
5543     current_ = value;
5544 }
5545
5546 - (NSNumber *) current {
5547     return [NSNumber numberWithFloat:current_];
5548 }
5549
5550 - (void) setTotal:(float)value {
5551     total_ = value;
5552 }
5553
5554 - (NSNumber *) total {
5555     return [NSNumber numberWithFloat:total_];
5556 }
5557
5558 - (void) setSpeed:(float)value {
5559     speed_ = value;
5560 }
5561
5562 - (NSNumber *) speed {
5563     return [NSNumber numberWithFloat:speed_];
5564 }
5565
5566 - (NSArray *) events {
5567     return events_;
5568 }
5569
5570 - (void) removeAllEvents {
5571     [events_ removeAllObjects];
5572 }
5573
5574 - (void) addEvent:(CydiaProgressEvent *)event {
5575     [events_ addObject:event];
5576 }
5577
5578 - (void) setTitle:(NSString *)text {
5579     title_ = text;
5580 }
5581
5582 - (NSString *) title {
5583     return title_;
5584 }
5585
5586 - (void) setFinish:(NSString *)text {
5587     finish_ = text;
5588 }
5589
5590 - (NSString *) finish {
5591     return (id) finish_ ?: [NSNull null];
5592 }
5593
5594 - (void) setRunning:(bool)running {
5595     running_ = running;
5596 }
5597
5598 - (NSNumber *) running {
5599     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5600 }
5601
5602 @end
5603 /* }}} */
5604 /* Progress Controller {{{ */
5605 @interface ProgressController : CydiaWebViewController <
5606     ProgressDelegate
5607 > {
5608     _transient Database *database_;
5609     _H<CydiaProgressData, 1> progress_;
5610     unsigned cancel_;
5611 }
5612
5613 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5614
5615 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5616
5617 - (void) setTitle:(NSString *)title;
5618 - (void) setCancellable:(bool)cancellable;
5619
5620 @end
5621
5622 @implementation ProgressController
5623
5624 - (void) dealloc {
5625     [database_ setProgressDelegate:nil];
5626     [super dealloc];
5627 }
5628
5629 - (UIBarButtonItem *) leftButton {
5630     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5631         initWithTitle:UCLocalize("CANCEL")
5632         style:UIBarButtonItemStylePlain
5633         target:self
5634         action:@selector(cancel)
5635     ] autorelease] : nil;
5636 }
5637
5638 - (void) updateCancel {
5639     [super applyLeftButton];
5640 }
5641
5642 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5643     if ((self = [super init]) != nil) {
5644         database_ = database;
5645         self.delegate = delegate;
5646
5647         [database_ setProgressDelegate:self];
5648
5649         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5650         [progress_ setDelegate:self];
5651
5652         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5653
5654         [self setPageColor:[UIColor blackColor]];
5655
5656         [[self navigationItem] setHidesBackButton:YES];
5657
5658         [self updateCancel];
5659     } return self;
5660 }
5661
5662 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5663     [super webView:view didClearWindowObject:window forFrame:frame];
5664     [window setValue:progress_ forKey:@"cydiaProgress"];
5665 }
5666
5667 - (void) updateProgress {
5668     [self dispatchEvent:@"CydiaProgressUpdate"];
5669 }
5670
5671 - (void) viewWillAppear:(BOOL)animated {
5672     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5673     [super viewWillAppear:animated];
5674 }
5675
5676 - (void) close {
5677     UpdateExternalStatus(0);
5678
5679     if (Finish_ > 1)
5680         [self.delegate saveState];
5681
5682     switch (Finish_) {
5683         case 0:
5684             [self.delegate returnToCydia];
5685         break;
5686
5687         case 1:
5688             [self.delegate terminateWithSuccess];
5689             /*if ([self.delegate respondsToSelector:@selector(suspendWithAnimation:)])
5690                 [self.delegate suspendWithAnimation:YES];
5691             else
5692                 [self.delegate suspend];*/
5693         break;
5694
5695         case 2:
5696             _trace();
5697             goto reload;
5698
5699         case 3:
5700             _trace();
5701             goto reload;
5702
5703         reload: {
5704             UIProgressHUD *hud([self.delegate addProgressHUD]);
5705             [hud setText:UCLocalize("LOADING")];
5706             [self.delegate performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5707             return;
5708         }
5709
5710         case 4:
5711             _trace();
5712             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5713                 SBReboot(SBSSpringBoardServerPort());
5714             else
5715                 reboot2(RB_AUTOBOOT);
5716         break;
5717     }
5718
5719     [super close];
5720 }
5721
5722 - (void) setTitle:(NSString *)title {
5723     [progress_ setTitle:title];
5724     [self updateProgress];
5725 }
5726
5727 - (UIBarButtonItem *) rightButton {
5728     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5729         initWithTitle:UCLocalize("CLOSE")
5730         style:UIBarButtonItemStylePlain
5731         target:self
5732         action:@selector(close)
5733     ] autorelease];
5734 }
5735
5736 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5737     UpdateExternalStatus(1);
5738
5739     [progress_ setRunning:true];
5740     [self setTitle:title];
5741     // implicit updateProgress
5742
5743     SHA1SumValue notifyconf; {
5744         FileFd file;
5745         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5746             _error->Discard();
5747         else {
5748             MMap mmap(file, MMap::ReadOnly);
5749             SHA1Summation sha1;
5750             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5751             notifyconf = sha1.Result();
5752         }
5753     }
5754
5755     SHA1SumValue springlist; {
5756         FileFd file;
5757         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5758             _error->Discard();
5759         else {
5760             MMap mmap(file, MMap::ReadOnly);
5761             SHA1Summation sha1;
5762             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5763             springlist = sha1.Result();
5764         }
5765     }
5766
5767     if (invocation != nil) {
5768         [invocation yieldToSelector:@selector(invoke)];
5769         [self setTitle:@"COMPLETE"];
5770     }
5771
5772     if (Finish_ < 4) {
5773         FileFd file;
5774         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5775             _error->Discard();
5776         else {
5777             MMap mmap(file, MMap::ReadOnly);
5778             SHA1Summation sha1;
5779             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5780             if (!(notifyconf == sha1.Result()))
5781                 Finish_ = 4;
5782         }
5783     }
5784
5785     if (Finish_ < 3) {
5786         FileFd file;
5787         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5788             _error->Discard();
5789         else {
5790             MMap mmap(file, MMap::ReadOnly);
5791             SHA1Summation sha1;
5792             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5793             if (!(springlist == sha1.Result()))
5794                 Finish_ = 3;
5795         }
5796     }
5797
5798     if (Finish_ < 2) {
5799         if (RestartSubstrate_)
5800             Finish_ = 2;
5801     }
5802
5803     RestartSubstrate_ = false;
5804
5805     switch (Finish_) {
5806         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5807         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5808         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5809         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5810         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5811     }
5812
5813     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5814
5815     [progress_ setRunning:false];
5816     [self updateProgress];
5817
5818     [self applyRightButton];
5819 }
5820
5821 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5822     [progress_ addEvent:event];
5823     [self updateProgress];
5824 }
5825
5826 - (bool) isProgressCancelled {
5827     return cancel_ == 2;
5828 }
5829
5830 - (void) cancel {
5831     cancel_ = 2;
5832     [self updateCancel];
5833 }
5834
5835 - (void) setCancellable:(bool)cancellable {
5836     unsigned cancel(cancel_);
5837
5838     if (!cancellable)
5839         cancel_ = 0;
5840     else if (cancel_ == 0)
5841         cancel_ = 1;
5842
5843     if (cancel != cancel_)
5844         [self updateCancel];
5845 }
5846
5847 - (void) setProgressCancellable:(NSNumber *)cancellable {
5848     [self setCancellable:[cancellable boolValue]];
5849 }
5850
5851 - (void) setProgressPercent:(NSNumber *)percent {
5852     [progress_ setPercent:[percent floatValue]];
5853     [self updateProgress];
5854 }
5855
5856 - (void) setProgressStatus:(NSDictionary *)status {
5857     if (status == nil) {
5858         [progress_ setCurrent:0];
5859         [progress_ setTotal:0];
5860         [progress_ setSpeed:0];
5861     } else {
5862         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5863
5864         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5865         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5866         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5867     }
5868
5869     [self updateProgress];
5870 }
5871
5872 @end
5873 /* }}} */
5874
5875 /* Package Cell {{{ */
5876 @interface PackageCell : CyteTableViewCell <
5877     CyteTableViewCellDelegate
5878 > {
5879     _H<UIImage> icon_;
5880     _H<NSString> name_;
5881     _H<NSString> description_;
5882     bool commercial_;
5883     _H<NSString> source_;
5884     _H<UIImage> badge_;
5885     _H<UIImage> placard_;
5886     bool summarized_;
5887 }
5888
5889 - (PackageCell *) init;
5890 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5891
5892 - (void) drawContentRect:(CGRect)rect;
5893
5894 @end
5895
5896 @implementation PackageCell
5897
5898 - (PackageCell *) init {
5899     CGRect frame(CGRectMake(0, 0, 320, 74));
5900     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5901         UIView *content([self contentView]);
5902         CGRect bounds([content bounds]);
5903
5904         self.content = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5905         [self.content setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5906         [content addSubview:self.content];
5907
5908         [self.content setDelegate:self];
5909         [self.content setOpaque:YES];
5910     } return self;
5911 }
5912
5913 - (NSString *) accessibilityLabel {
5914     return name_;
5915 }
5916
5917 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5918     summarized_ = summary;
5919
5920     icon_ = nil;
5921     name_ = nil;
5922     description_ = nil;
5923     source_ = nil;
5924     badge_ = nil;
5925     placard_ = nil;
5926
5927     if (package == nil)
5928         [self.content setBackgroundColor:[UIColor whiteColor]];
5929     else {
5930         [package parse];
5931
5932         Source *source = [package source];
5933
5934         icon_ = [package icon];
5935
5936         if (NSString *name = [package name])
5937             name_ = [NSString stringWithString:name];
5938
5939         if (NSString *description = [package shortDescription])
5940             description_ = [NSString stringWithString:description];
5941
5942         commercial_ = [package isCommercial];
5943
5944         NSString *label = nil;
5945         bool trusted = false;
5946
5947         if (source != nil) {
5948             label = [source label];
5949             trusted = [source trusted];
5950         } else if ([[package id] isEqualToString:@"firmware"])
5951             label = UCLocalize("APPLE");
5952         else
5953             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5954
5955         NSString *from(label);
5956
5957         NSString *section = [package simpleSection];
5958         if (section != nil && ![section isEqualToString:label]) {
5959             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5960             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5961         }
5962
5963         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5964
5965         if (NSString *purpose = [package primaryPurpose])
5966             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5967
5968         UIColor *color;
5969         NSString *placard;
5970
5971         if (NSString *mode = [package mode]) {
5972             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5973                 color = RemovingColor_;
5974                 placard = @"removing";
5975             } else {
5976                 color = InstallingColor_;
5977                 placard = @"installing";
5978             }
5979         } else {
5980             color = [UIColor whiteColor];
5981
5982             if ([package installed] != nil)
5983                 placard = @"installed";
5984             else
5985                 placard = nil;
5986         }
5987
5988         [self.content setBackgroundColor:color];
5989
5990         if (placard != nil)
5991             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5992     }
5993
5994     [self setNeedsDisplay];
5995     [self.content setNeedsDisplay];
5996 }
5997
5998 - (void) drawSummaryContentRect:(CGRect)rect {
5999     bool highlighted(self.highlighted);
6000     float width([self bounds].size.width);
6001
6002     if (icon_ != nil) {
6003         CGRect rect;
6004         rect.size = [(UIImage *) icon_ size];
6005
6006         while (rect.size.width > 16 || rect.size.height > 16) {
6007             rect.size.width /= 2;
6008             rect.size.height /= 2;
6009         }
6010
6011         rect.origin.x = 19 - rect.size.width / 2;
6012         rect.origin.y = 19 - rect.size.height / 2;
6013
6014         [icon_ drawInRect:Retina(rect)];
6015     }
6016
6017     if (badge_ != nil) {
6018         CGRect rect;
6019         rect.size = [(UIImage *) badge_ size];
6020
6021         rect.size.width /= 4;
6022         rect.size.height /= 4;
6023
6024         rect.origin.x = 25 - rect.size.width / 2;
6025         rect.origin.y = 25 - rect.size.height / 2;
6026
6027         [badge_ drawInRect:Retina(rect)];
6028     }
6029
6030     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6031         UISetColor(White_);
6032
6033     if (!highlighted)
6034         UISetColor(commercial_ ? Purple_ : Black_);
6035     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
6036
6037     if (placard_ != nil)
6038         [placard_ drawAtPoint:CGPointMake(width - 52, 11)];
6039 }
6040
6041 - (void) drawNormalContentRect:(CGRect)rect {
6042     bool highlighted(self.highlighted);
6043     float width([self bounds].size.width);
6044
6045     if (icon_ != nil) {
6046         CGRect rect;
6047         rect.size = [(UIImage *) icon_ size];
6048
6049         while (rect.size.width > 32 || rect.size.height > 32) {
6050             rect.size.width /= 2;
6051             rect.size.height /= 2;
6052         }
6053
6054         rect.origin.x = 25 - rect.size.width / 2;
6055         rect.origin.y = 25 - rect.size.height / 2;
6056
6057         [icon_ drawInRect:Retina(rect)];
6058     }
6059
6060     if (badge_ != nil) {
6061         CGRect rect;
6062         rect.size = [(UIImage *) badge_ size];
6063
6064         rect.size.width /= 2;
6065         rect.size.height /= 2;
6066
6067         rect.origin.x = 36 - rect.size.width / 2;
6068         rect.origin.y = 36 - rect.size.height / 2;
6069
6070         [badge_ drawInRect:Retina(rect)];
6071     }
6072
6073     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6074         UISetColor(White_);
6075
6076     if (!highlighted)
6077         UISetColor(commercial_ ? Purple_ : Black_);
6078     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
6079     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
6080
6081     if (!highlighted)
6082         UISetColor(commercial_ ? Purplish_ : Gray_);
6083     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:NSLineBreakByTruncatingTail];
6084
6085     if (placard_ != nil)
6086         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
6087 }
6088
6089 - (void) drawContentRect:(CGRect)rect {
6090     if (summarized_)
6091         [self drawSummaryContentRect:rect];
6092     else
6093         [self drawNormalContentRect:rect];
6094 }
6095
6096 @end
6097 /* }}} */
6098 /* Section Cell {{{ */
6099 @interface SectionCell : CyteTableViewCell <
6100     CyteTableViewCellDelegate
6101 > {
6102     _H<NSString> basic_;
6103     _H<NSString> section_;
6104     _H<NSString> name_;
6105     _H<NSString> count_;
6106     _H<UIImage> icon_;
6107     _H<UISwitch> switch_;
6108     BOOL editing_;
6109 }
6110
6111 - (void) setSection:(Section *)section editing:(BOOL)editing;
6112
6113 @end
6114
6115 @implementation SectionCell
6116
6117 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
6118     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
6119         icon_ = [UIImage imageNamed:@"folder.png"];
6120         // XXX: this initial frame is wrong, but is fixed later
6121         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
6122         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
6123
6124         UIView *content([self contentView]);
6125         CGRect bounds([content bounds]);
6126
6127         self.content = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
6128         [self.content setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6129         [content addSubview:self.content];
6130         [self.content setBackgroundColor:[UIColor whiteColor]];
6131
6132         [self.content setDelegate:self];
6133     } return self;
6134 }
6135
6136 - (void) onSwitch:(id)sender {
6137     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
6138     if (metadata == nil) {
6139         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
6140         [Sections_ setObject:metadata forKey:basic_];
6141     }
6142
6143     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
6144 }
6145
6146 - (void) setSection:(Section *)section editing:(BOOL)editing {
6147     if (editing != editing_) {
6148         if (editing_)
6149             [switch_ removeFromSuperview];
6150         else
6151             [self addSubview:switch_];
6152         editing_ = editing;
6153     }
6154
6155     basic_ = nil;
6156     section_ = nil;
6157     name_ = nil;
6158     count_ = nil;
6159
6160     if (section == nil) {
6161         name_ = UCLocalize("ALL_PACKAGES");
6162         count_ = nil;
6163     } else {
6164         basic_ = [section name];
6165         section_ = [section localized];
6166
6167         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
6168         count_ = [NSString stringWithFormat:@"%zd", [section count]];
6169
6170         if (editing_)
6171             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
6172     }
6173
6174     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
6175     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
6176
6177     [self.content setNeedsDisplay];
6178 }
6179
6180 - (void) setFrame:(CGRect)frame {
6181     [super setFrame:frame];
6182
6183     CGRect rect([switch_ frame]);
6184     [switch_ setFrame:CGRectMake(frame.size.width - rect.size.width - 9, 9, rect.size.width, rect.size.height)];
6185 }
6186
6187 - (NSString *) accessibilityLabel {
6188     return name_;
6189 }
6190
6191 - (void) drawContentRect:(CGRect)rect {
6192     bool highlighted(self.highlighted && !editing_);
6193
6194     [icon_ drawInRect:CGRectMake(7, 7, 32, 32)];
6195
6196     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6197         UISetColor(White_);
6198
6199     float width(rect.size.width);
6200     if (editing_)
6201         width -= 9 + [switch_ frame].size.width;
6202
6203     if (!highlighted)
6204         UISetColor(Black_);
6205     [name_ drawAtPoint:CGPointMake(48, 12) forWidth:(width - 58) withFont:Font18_ lineBreakMode:NSLineBreakByTruncatingTail];
6206
6207     CGSize size = [count_ sizeWithFont:Font14_];
6208
6209     UISetColor(Folder_);
6210     if (count_ != nil)
6211         [count_ drawAtPoint:CGPointMake(Retina(10 + (30 - size.width) / 2), 18) withFont:Font12Bold_];
6212 }
6213
6214 @end
6215 /* }}} */
6216
6217 /* File Table {{{ */
6218 @interface FileTable : CyteViewController <
6219     UITableViewDataSource,
6220     UITableViewDelegate
6221 > {
6222     _transient Database *database_;
6223     _H<Package> package_;
6224     _H<NSString> name_;
6225     _H<NSMutableArray> files_;
6226     _H<UITableView, 2> list_;
6227 }
6228
6229 - (id) initWithDatabase:(Database *)database;
6230 - (void) setPackage:(Package *)package;
6231
6232 @end
6233
6234 @implementation FileTable
6235
6236 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
6237     return files_ == nil ? 0 : [files_ count];
6238 }
6239
6240 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
6241     return 24.0f;
6242 }*/
6243
6244 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
6245     static NSString *reuseIdentifier = @"Cell";
6246
6247     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
6248     if (cell == nil) {
6249         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
6250         [cell setFont:[UIFont systemFontOfSize:16]];
6251     }
6252     [cell setText:[files_ objectAtIndex:indexPath.row]];
6253     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
6254
6255     return cell;
6256 }
6257
6258 - (NSURL *) navigationURL {
6259     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
6260 }
6261
6262 - (void) loadView {
6263     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
6264     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6265     [list_ setRowHeight:24.0f];
6266     [(UITableView *) list_ setDataSource:self];
6267     [list_ setDelegate:self];
6268     [self setView:list_];
6269 }
6270
6271 - (void) viewDidLoad {
6272     [super viewDidLoad];
6273
6274     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
6275 }
6276
6277 - (void) releaseSubviews {
6278     list_ = nil;
6279
6280     package_ = nil;
6281     files_ = nil;
6282
6283     [super releaseSubviews];
6284 }
6285
6286 - (id) initWithDatabase:(Database *)database {
6287     if ((self = [super init]) != nil) {
6288         database_ = database;
6289     } return self;
6290 }
6291
6292 - (void) setPackage:(Package *)package {
6293     package_ = nil;
6294     name_ = nil;
6295
6296     files_ = [NSMutableArray arrayWithCapacity:32];
6297
6298     if (package != nil) {
6299         package_ = package;
6300         name_ = [package id];
6301
6302         if (NSArray *files = [package files])
6303             [files_ addObjectsFromArray:files];
6304
6305         if ([files_ count] != 0) {
6306             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
6307                 [files_ removeObjectAtIndex:0];
6308             [files_ sortUsingSelector:@selector(compareByPath:)];
6309
6310             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
6311             [stack addObject:@"/"];
6312
6313             for (int i(0), e([files_ count]); i != e; ++i) {
6314                 NSString *file = [files_ objectAtIndex:i];
6315                 while (![file hasPrefix:[stack lastObject]])
6316                     [stack removeLastObject];
6317                 NSString *directory = [stack lastObject];
6318                 [stack addObject:[file stringByAppendingString:@"/"]];
6319                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
6320                     int(([stack count] - 2) * 3), "",
6321                     [file substringFromIndex:[directory length]]
6322                 ]];
6323             }
6324         }
6325     }
6326
6327     [list_ reloadData];
6328 }
6329
6330 - (void) reloadData {
6331     [super reloadData];
6332
6333     [self setPackage:[database_ packageWithName:name_]];
6334 }
6335
6336 @end
6337 /* }}} */
6338 /* Package Controller {{{ */
6339 @interface CYPackageController : CydiaWebViewController <
6340     UIActionSheetDelegate
6341 > {
6342     _transient Database *database_;
6343     _H<Package> package_;
6344     _H<NSString> name_;
6345     bool commercial_;
6346     std::vector<std::pair<_H<NSString>, _H<NSString>>> buttons_;
6347     _H<UIActionSheet> sheet_;
6348     _H<UIBarButtonItem> button_;
6349     _H<NSArray> versions_;
6350 }
6351
6352 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
6353
6354 @end
6355
6356 @implementation CYPackageController
6357
6358 - (NSURL *) navigationURL {
6359     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6360 }
6361
6362 - (void) _clickButtonWithPackage:(Package *)package {
6363     [self.delegate installPackage:package];
6364 }
6365
6366 - (void) _clickButtonWithName:(NSString *)name {
6367     if ([name isEqualToString:@"CLEAR"])
6368         return [self.delegate clearPackage:package_];
6369     else if ([name isEqualToString:@"REMOVE"])
6370         return [self.delegate removePackage:package_];
6371     else if ([name isEqualToString:@"DOWNGRADE"]) {
6372         sheet_ = [[[UIActionSheet alloc]
6373             initWithTitle:nil
6374             delegate:self
6375             cancelButtonTitle:nil
6376             destructiveButtonTitle:nil
6377             otherButtonTitles:nil
6378         ] autorelease];
6379
6380         for (Package *version in (id) versions_)
6381             [sheet_ addButtonWithTitle:[version latest]];
6382         [sheet_ setContext:@"version"];
6383
6384         [self.delegate showActionSheet:sheet_ fromItem:[[self navigationItem] rightBarButtonItem]];
6385         return;
6386     }
6387
6388     else if ([name isEqualToString:@"INSTALL"]);
6389     else if ([name isEqualToString:@"REINSTALL"]);
6390     else if ([name isEqualToString:@"UPGRADE"]);
6391     else _assert(false);
6392
6393     [self.delegate installPackage:package_];
6394 }
6395
6396 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6397     NSString *context([sheet context]);
6398     if (sheet_ == sheet)
6399         sheet_ = nil;
6400
6401     if ([context isEqualToString:@"modify"]) {
6402         if (button != [sheet cancelButtonIndex]) {
6403             if (IsWildcat_)
6404                 [self performSelector:@selector(_clickButtonWithName:) withObject:buttons_[button].first afterDelay:0];
6405             else
6406                 [self _clickButtonWithName:buttons_[button].first];
6407         }
6408
6409         [sheet dismissWithClickedButtonIndex:button animated:YES];
6410     } else if ([context isEqualToString:@"version"]) {
6411         if (button != [sheet cancelButtonIndex]) {
6412             Package *version([versions_ objectAtIndex:button]);
6413             if (IsWildcat_)
6414                 [self performSelector:@selector(_clickButtonWithPackage:) withObject:version afterDelay:0];
6415             else
6416                 [self _clickButtonWithPackage:version];
6417         }
6418
6419         [sheet dismissWithClickedButtonIndex:button animated:YES];
6420     }
6421 }
6422
6423 - (bool) _allowJavaScriptPanel {
6424     return commercial_;
6425 }
6426
6427 #if !AlwaysReload
6428 - (void) _customButtonClicked {
6429     if (commercial_ && self.isLoading && [package_ uninstalled])
6430         return [self reloadURLWithCache:NO];
6431
6432     size_t count(buttons_.size());
6433     if (count == 0)
6434         return;
6435
6436     if (count == 1)
6437         [self _clickButtonWithName:buttons_[0].first];
6438     else {
6439         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6440         for (const auto &button : buttons_)
6441             [buttons addObject:button.second];
6442
6443         sheet_ = [[[UIActionSheet alloc]
6444             initWithTitle:nil
6445             delegate:self
6446             cancelButtonTitle:nil
6447             destructiveButtonTitle:nil
6448             otherButtonTitles:nil
6449         ] autorelease];
6450
6451         for (NSString *button in buttons)
6452             [sheet_ addButtonWithTitle:button];
6453         [sheet_ setContext:@"modify"];
6454
6455         [self.delegate showActionSheet:sheet_ fromItem:[[self navigationItem] rightBarButtonItem]];
6456     }
6457 }
6458
6459 - (void) applyLoadingTitle {
6460     // Don't show "Loading" as the title. Ever.
6461 }
6462
6463 - (UIBarButtonItem *) rightButton {
6464     return button_;
6465 }
6466 #endif
6467
6468 - (void) setPageColor:(UIColor *)color {
6469     return [super setPageColor:nil];
6470 }
6471
6472 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6473     if ((self = [super init]) != nil) {
6474         database_ = database;
6475         name_ = name == nil ? @"" : [NSString stringWithString:name];
6476         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6477     } return self;
6478 }
6479
6480 - (void) reloadData {
6481     [super reloadData];
6482
6483     [sheet_ dismissWithClickedButtonIndex:[sheet_ cancelButtonIndex] animated:YES];
6484     sheet_ = nil;
6485
6486     package_ = [database_ packageWithName:name_];
6487     versions_ = [package_ downgrades];
6488
6489     buttons_.clear();
6490
6491     if (package_ != nil) {
6492         [(Package *) package_ parse];
6493
6494         commercial_ = [package_ isCommercial];
6495
6496         if ([package_ mode] != nil)
6497             buttons_.push_back(std::make_pair(@"CLEAR", UCLocalize("CLEAR")));
6498         if ([package_ source] == nil);
6499         else if ([package_ upgradableAndEssential:NO])
6500             buttons_.push_back(std::make_pair(@"UPGRADE", UCLocalize("UPGRADE")));
6501         else if ([package_ uninstalled])
6502             buttons_.push_back(std::make_pair(@"INSTALL", UCLocalize("INSTALL")));
6503         else
6504             buttons_.push_back(std::make_pair(@"REINSTALL", UCLocalize("REINSTALL")));
6505         if (![package_ uninstalled])
6506             buttons_.push_back(std::make_pair(@"REMOVE", UCLocalize("REMOVE")));
6507         if ([versions_ count] != 0)
6508             buttons_.push_back(std::make_pair(@"DOWNGRADE", UCLocalize("DOWNGRADE")));
6509     }
6510
6511     NSString *title;
6512     switch (buttons_.size()) {
6513         case 0: title = nil; break;
6514         case 1: title = buttons_[0].second; break;
6515         default: title = UCLocalize("MODIFY"); break;
6516     }
6517
6518     button_ = [[[UIBarButtonItem alloc]
6519         initWithTitle:title
6520         style:UIBarButtonItemStylePlain
6521         target:self
6522         action:@selector(customButtonClicked)
6523     ] autorelease];
6524 }
6525
6526 - (bool) isLoading {
6527     return commercial_ ? [super isLoading] : false;
6528 }
6529
6530 @end
6531 /* }}} */
6532
6533 /* Package List Controller {{{ */
6534 @interface PackageListController : CyteViewController <
6535     UITableViewDataSource,
6536     UITableViewDelegate
6537 > {
6538     _transient Database *database_;
6539     unsigned era_;
6540     _H<NSArray> packages_;
6541     _H<NSArray> sections_;
6542     _H<UITableView, 2> list_;
6543
6544     _H<NSArray> thumbs_;
6545     std::vector<NSInteger> offset_;
6546
6547     _H<NSString> title_;
6548     unsigned reloading_;
6549 }
6550
6551 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6552 - (void) resetCursor;
6553 - (void) clearData;
6554
6555 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages;
6556
6557 @end
6558
6559 @implementation PackageListController
6560
6561 - (NSURL *) referrerURL {
6562     return [self navigationURL];
6563 }
6564
6565 - (bool) isSummarized {
6566     return false;
6567 }
6568
6569 - (bool) showsSections {
6570     return true;
6571 }
6572
6573 - (void) deselectWithAnimation:(BOOL)animated {
6574     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6575 }
6576
6577 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6578     CGRect base = [[self view] bounds];
6579     base.size.height -= bounds.size.height;
6580     base.origin = [list_ frame].origin;
6581
6582     [UIView beginAnimations:nil context:NULL];
6583     [UIView setAnimationBeginsFromCurrentState:YES];
6584     [UIView setAnimationCurve:curve];
6585     [UIView setAnimationDuration:duration];
6586     [list_ setFrame:base];
6587     [UIView commitAnimations];
6588 }
6589
6590 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6591     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6592 }
6593
6594 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6595     [self resizeForKeyboardBounds:bounds duration:0];
6596 }
6597
6598 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6599     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6600         *curve = UIViewAnimationCurveEaseInOut;
6601     else
6602         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6603
6604     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6605         *duration = 0.3;
6606     else
6607         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6608 }
6609
6610 - (void) keyboardWillShow:(NSNotification *)notification {
6611     CGRect bounds;
6612     CGPoint center;
6613     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6614     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6615
6616     NSTimeInterval duration;
6617     UIViewAnimationCurve curve;
6618     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6619
6620     CGRect kbframe = CGRectMake(Retina(center.x - bounds.size.width / 2), Retina(center.y - bounds.size.height / 2), bounds.size.width, bounds.size.height);
6621     UIViewController *base = self;
6622     while ([base parentOrPresentingViewController] != nil)
6623         base = [base parentOrPresentingViewController];
6624     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6625     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6626
6627     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6628         intersection.size.height += CYStatusBarHeight();
6629
6630     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6631 }
6632
6633 - (void) keyboardWillHide:(NSNotification *)notification {
6634     NSTimeInterval duration;
6635     UIViewAnimationCurve curve;
6636     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6637
6638     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6639 }
6640
6641 - (void) viewWillAppear:(BOOL)animated {
6642     [super viewWillAppear:animated];
6643
6644     [self resizeForKeyboardBounds:CGRectZero];
6645     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6646     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6647 }
6648
6649 - (void) viewWillDisappear:(BOOL)animated {
6650     [super viewWillDisappear:animated];
6651
6652     [self resizeForKeyboardBounds:CGRectZero];
6653     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6654     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6655 }
6656
6657 - (void) viewDidAppear:(BOOL)animated {
6658     [super viewDidAppear:animated];
6659     [self deselectWithAnimation:animated];
6660 }
6661
6662 - (void) didSelectPackage:(Package *)package {
6663     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6664     [view setDelegate:self.delegate];
6665     [[self navigationController] pushViewController:view animated:YES];
6666 }
6667
6668 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6669     NSInteger count([sections_ count]);
6670     return count == 0 ? 1 : count;
6671 }
6672
6673 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6674     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6675         return nil;
6676     return [[sections_ objectAtIndex:section] name];
6677 }
6678
6679 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6680     if ([sections_ count] == 0)
6681         return 0;
6682     return [[sections_ objectAtIndex:section] count];
6683 }
6684
6685 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6686 @synchronized (database_) {
6687     if ([database_ era] != era_)
6688         return nil;
6689
6690     Section *section([sections_ objectAtIndex:[path section]]);
6691     NSInteger row([path row]);
6692     Package *package([packages_ objectAtIndex:([section row] + row)]);
6693     return [[package retain] autorelease];
6694 } }
6695
6696 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6697     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6698     if (cell == nil)
6699         cell = [[[PackageCell alloc] init] autorelease];
6700
6701     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6702     [cell setPackage:package asSummary:[self isSummarized]];
6703     return cell;
6704 }
6705
6706 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6707     Package *package([self packageAtIndexPath:path]);
6708     package = [database_ packageWithName:[package id]];
6709     [self didSelectPackage:package];
6710 }
6711
6712 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6713     return thumbs_;
6714 }
6715
6716 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6717     return offset_[index];
6718 }
6719
6720 - (void) updateHeight {
6721     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6722 }
6723
6724 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6725     if ((self = [super init]) != nil) {
6726         database_ = database;
6727         title_ = [title copy];
6728         [[self navigationItem] setTitle:title_];
6729     } return self;
6730 }
6731
6732 - (void) loadView {
6733     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6734     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6735     [self setView:view];
6736
6737     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6738     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6739     [view addSubview:list_];
6740
6741     // XXX: is 20 the most optimal number here?
6742     [list_ setSectionIndexMinimumDisplayRowCount:20];
6743
6744     [(UITableView *) list_ setDataSource:self];
6745     [list_ setDelegate:self];
6746
6747     [self updateHeight];
6748 }
6749
6750 - (void) releaseSubviews {
6751     list_ = nil;
6752
6753     packages_ = nil;
6754     sections_ = nil;
6755
6756     thumbs_ = nil;
6757     offset_.clear();
6758
6759     [super releaseSubviews];
6760 }
6761
6762 - (bool) shouldYield {
6763     return false;
6764 }
6765
6766 - (bool) shouldBlock {
6767     return false;
6768 }
6769
6770 - (NSMutableArray *) _reloadPackages {
6771 @synchronized (database_) {
6772     era_ = [database_ era];
6773     NSArray *packages([database_ packages]);
6774
6775     return [NSMutableArray arrayWithArray:packages];
6776 } }
6777
6778 - (void) _reloadData {
6779     if (reloading_ != 0) {
6780         reloading_ = 2;
6781         return;
6782     }
6783
6784     NSMutableArray *packages;
6785
6786   reload:
6787     if ([self shouldYield]) {
6788         do {
6789             UIProgressHUD *hud;
6790
6791             if (![self shouldBlock])
6792                 hud = nil;
6793             else {
6794                 hud = [self.delegate addProgressHUD];
6795                 [hud setText:UCLocalize("LOADING")];
6796             }
6797
6798             reloading_ = 1;
6799             packages = [self yieldToSelector:@selector(_reloadPackages)];
6800
6801             if (hud != nil)
6802                 [self.delegate removeProgressHUD:hud];
6803         } while (reloading_ == 2);
6804     } else {
6805         packages = [self _reloadPackages];
6806     }
6807
6808 @synchronized (database_) {
6809     if (era_ != [database_ era])
6810         goto reload;
6811     reloading_ = 0;
6812
6813     thumbs_ = nil;
6814     offset_.clear();
6815
6816     packages_ = packages;
6817
6818     if ([self showsSections])
6819         sections_ = [self sectionsForPackages:packages];
6820     else {
6821         Section *section([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6822         [section setCount:[packages_ count]];
6823         sections_ = [NSArray arrayWithObject:section];
6824     }
6825
6826     [self updateHeight];
6827
6828     _profile(PackageTable$reloadData$List)
6829         [(UITableView *) list_ setDataSource:self];
6830         [list_ reloadData];
6831     _end
6832 }
6833
6834     PrintTimes();
6835 }
6836
6837 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
6838     Section *prefix([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6839     size_t end([packages count]);
6840
6841     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
6842     Section *section(prefix);
6843
6844     thumbs_ = CollationThumbs_;
6845     offset_ = CollationOffset_;
6846
6847     size_t offset(0);
6848     size_t offsets([CollationStarts_ count]);
6849
6850     NSString *start([CollationStarts_ objectAtIndex:offset]);
6851     size_t length([start length]);
6852
6853     for (size_t index(0); index != end; ++index) {
6854         if (start != nil) {
6855             Package *package([packages objectAtIndex:index]);
6856             NSString *name(PackageName(package, @selector(cyname)));
6857
6858             //while ([start compare:name options:NSNumericSearch range:NSMakeRange(0, length) locale:CollationLocale_] != NSOrderedDescending) {
6859             while (StringNameCompare(start, name, length) != kCFCompareGreaterThan) {
6860                 NSString *title([CollationTitles_ objectAtIndex:offset]);
6861                 section = [[[Section alloc] initWithName:title row:index localize:NO] autorelease];
6862                 [sections addObject:section];
6863
6864                 start = ++offset == offsets ? nil : [CollationStarts_ objectAtIndex:offset];
6865                 if (start == nil)
6866                     break;
6867                 length = [start length];
6868             }
6869         }
6870
6871         [section addToCount];
6872     }
6873
6874     for (; offset != offsets; ++offset) {
6875         NSString *title([CollationTitles_ objectAtIndex:offset]);
6876         Section *section([[[Section alloc] initWithName:title row:end localize:NO] autorelease]);
6877         [sections addObject:section];
6878     }
6879
6880     if ([prefix count] != 0) {
6881         Section *suffix([sections lastObject]);
6882         [prefix setName:[suffix name]];
6883         [suffix setName:nil];
6884         [sections insertObject:prefix atIndex:(offsets - 1)];
6885     }
6886
6887     return sections;
6888 }
6889
6890 - (void) reloadData {
6891     [super reloadData];
6892
6893     if ([self shouldYield])
6894         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6895     else
6896         [self _reloadData];
6897 }
6898
6899 - (void) resetCursor {
6900     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6901 }
6902
6903 - (void) clearData {
6904     [self updateHeight];
6905
6906     [list_ setDataSource:nil];
6907     [list_ reloadData];
6908
6909     [self resetCursor];
6910 }
6911
6912 @end
6913 /* }}} */
6914 /* Filtered Package List Controller {{{ */
6915 typedef Function<bool, Package *> PackageFilter;
6916 typedef Function<void, NSMutableArray *> PackageSorter;
6917 @interface FilteredPackageListController : PackageListController {
6918     PackageFilter filter_;
6919     PackageSorter sorter_;
6920 }
6921
6922 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter;
6923
6924 - (void) setFilter:(PackageFilter)filter;
6925 - (void) setSorter:(PackageSorter)sorter;
6926
6927 @end
6928
6929 @implementation FilteredPackageListController
6930
6931 - (void) setFilter:(PackageFilter)filter {
6932 @synchronized (self) {
6933     filter_ = filter;
6934 } }
6935
6936 - (void) setSorter:(PackageSorter)sorter {
6937 @synchronized (self) {
6938     sorter_ = sorter;
6939 } }
6940
6941 - (NSMutableArray *) _reloadPackages {
6942 @synchronized (database_) {
6943     era_ = [database_ era];
6944
6945     NSArray *packages([database_ packages]);
6946     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6947
6948     PackageFilter filter;
6949     PackageSorter sorter;
6950
6951     @synchronized (self) {
6952         filter = filter_;
6953         sorter = sorter_;
6954     }
6955
6956     _profile(PackageTable$reloadData$Filter)
6957         for (Package *package in packages)
6958             if (filter(package))
6959                 [filtered addObject:package];
6960     _end
6961
6962     if (sorter)
6963         sorter(filtered);
6964     return filtered;
6965 } }
6966
6967 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter {
6968     if ((self = [super initWithDatabase:database title:title]) != nil) {
6969         [self setFilter:filter];
6970     } return self;
6971 }
6972
6973 @end
6974 /* }}} */
6975
6976 /* Home Controller {{{ */
6977 @interface HomeController : CydiaWebViewController {
6978     CFRunLoopRef runloop_;
6979     SCNetworkReachabilityRef reachability_;
6980 }
6981
6982 @end
6983
6984 @implementation HomeController
6985
6986 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6987     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6988 }
6989
6990 - (id) init {
6991     if ((self = [super init]) != nil) {
6992         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6993         [self reloadData];
6994
6995         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6996         if (reachability_ != NULL) {
6997             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6998             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6999
7000             CFRunLoopRef runloop(CFRunLoopGetCurrent());
7001             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
7002                 runloop_ = runloop;
7003         }
7004     } return self;
7005 }
7006
7007 - (void) dealloc {
7008     if (reachability_ != NULL && runloop_ != NULL)
7009         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
7010     [super dealloc];
7011 }
7012
7013 - (NSURL *) navigationURL {
7014     return [NSURL URLWithString:@"cydia://home"];
7015 }
7016
7017 - (void) aboutButtonClicked {
7018     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
7019
7020     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
7021     [alert addButtonWithTitle:UCLocalize("CLOSE")];
7022     [alert setCancelButtonIndex:0];
7023
7024     [alert setMessage:
7025         @"Copyright \u00a9 2008-2015\n"
7026         "SaurikIT, LLC\n"
7027         "\n"
7028         "Jay Freeman (saurik)\n"
7029         "saurik@saurik.com\n"
7030         "http://www.saurik.com/"
7031     ];
7032
7033     [alert show];
7034 }
7035
7036 - (UIBarButtonItem *) leftButton {
7037     return [[[UIBarButtonItem alloc]
7038         initWithTitle:UCLocalize("ABOUT")
7039         style:UIBarButtonItemStylePlain
7040         target:self
7041         action:@selector(aboutButtonClicked)
7042     ] autorelease];
7043 }
7044
7045 @end
7046 /* }}} */
7047
7048 /* Cydia Tab Bar Controller {{{ */
7049 @interface CydiaTabBarController : CyteTabBarController <
7050     UITabBarControllerDelegate,
7051     FetchDelegate
7052 > {
7053     _transient Database *database_;
7054
7055     _H<UIActivityIndicatorView> indicator_;
7056
7057     bool updating_;
7058     // XXX: ok, "updatedelegate_"?...
7059     _transient NSObject<CydiaDelegate> *updatedelegate_;
7060 }
7061
7062 - (void) beginUpdate;
7063 - (BOOL) updating;
7064
7065 @end
7066
7067 @implementation CydiaTabBarController
7068
7069 - (id) initWithDatabase:(Database *)database {
7070     if ((self = [super init]) != nil) {
7071         database_ = database;
7072         [self setDelegate:self];
7073
7074         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteTiny] autorelease];
7075         [indicator_ setOrigin:CGPointMake(kCFCoreFoundationVersionNumber >= 800 ? 2 : 4, 2)];
7076
7077         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7078     } return self;
7079 }
7080
7081 - (void) beginUpdate {
7082     if (updating_)
7083         return;
7084
7085     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7086     UITabBarItem *item([controller tabBarItem]);
7087
7088     [item setBadgeValue:@""];
7089     UIView *badge(MSHookIvar<UIView *>([item view], "_badge"));
7090
7091     [indicator_ startAnimating];
7092     [badge addSubview:indicator_];
7093
7094     [updatedelegate_ retainNetworkActivityIndicator];
7095     updating_ = true;
7096
7097     [NSThread
7098         detachNewThreadSelector:@selector(performUpdate)
7099         toTarget:self
7100         withObject:nil
7101     ];
7102 }
7103
7104 - (void) performUpdate {
7105     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
7106
7107     SourceStatus status(self, database_);
7108     [database_ updateWithStatus:status];
7109
7110     [self
7111         performSelectorOnMainThread:@selector(completeUpdate)
7112         withObject:nil
7113         waitUntilDone:NO
7114     ];
7115
7116     [pool release];
7117 }
7118
7119 - (void) stopUpdateWithSelector:(SEL)selector {
7120     updating_ = false;
7121     [updatedelegate_ releaseNetworkActivityIndicator];
7122
7123     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7124     [[controller tabBarItem] setBadgeValue:nil];
7125
7126     [indicator_ removeFromSuperview];
7127     [indicator_ stopAnimating];
7128
7129     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
7130 }
7131
7132 - (void) completeUpdate {
7133     if (!updating_)
7134         return;
7135     [self stopUpdateWithSelector:@selector(reloadData)];
7136 }
7137
7138 - (void) cancelUpdate {
7139     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
7140 }
7141
7142 - (void) cancelPressed {
7143     [self cancelUpdate];
7144 }
7145
7146 - (BOOL) updating {
7147     return updating_;
7148 }
7149
7150 - (bool) isSourceCancelled {
7151     return !updating_;
7152 }
7153
7154 - (void) startSourceFetch:(NSString *)uri {
7155 }
7156
7157 - (void) stopSourceFetch:(NSString *)uri {
7158 }
7159
7160 - (void) setUpdateDelegate:(id)delegate {
7161     updatedelegate_ = delegate;
7162 }
7163
7164 @end
7165 /* }}} */
7166
7167 /* Cydia:// Protocol {{{ */
7168 @interface CydiaURLProtocol : NSURLProtocol {
7169 }
7170
7171 @end
7172
7173 @implementation CydiaURLProtocol
7174
7175 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7176     NSURL *url([request URL]);
7177     if (url == nil)
7178         return NO;
7179
7180     NSString *scheme([[url scheme] lowercaseString]);
7181     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7182         return YES;
7183     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7184         return YES;
7185
7186     return NO;
7187 }
7188
7189 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7190     return request;
7191 }
7192
7193 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7194     id<NSURLProtocolClient> client([self client]);
7195     if (icon == nil)
7196         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7197     else {
7198         NSData *data(UIImagePNGRepresentation(icon));
7199
7200         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7201         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7202         [client URLProtocol:self didLoadData:data];
7203         [client URLProtocolDidFinishLoading:self];
7204     }
7205 }
7206
7207 - (void) startLoading {
7208     id<NSURLProtocolClient> client([self client]);
7209     NSURLRequest *request([self request]);
7210
7211     NSURL *url([request URL]);
7212     NSString *href([url absoluteString]);
7213     NSString *scheme([[url scheme] lowercaseString]);
7214
7215     NSString *path;
7216
7217     if ([scheme isEqualToString:@"cydia"])
7218         path = [href substringFromIndex:8];
7219     else if ([scheme isEqualToString:@"about"])
7220         path = [href substringFromIndex:12];
7221     else _assert(false);
7222
7223     NSRange slash([path rangeOfString:@"/"]);
7224
7225     NSString *command;
7226     if (slash.location == NSNotFound) {
7227         command = path;
7228         path = nil;
7229     } else {
7230         command = [path substringToIndex:slash.location];
7231         path = [path substringFromIndex:(slash.location + 1)];
7232     }
7233
7234     Database *database([Database sharedInstance]);
7235
7236     if (false);
7237     else if ([command isEqualToString:@"application-icon"]) {
7238         if (path == nil)
7239             goto fail;
7240         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7241
7242         UIImage *icon(nil);
7243
7244         if (icon == nil && $SBSCopyIconImagePNGDataForDisplayIdentifier != NULL) {
7245             NSData *data([$SBSCopyIconImagePNGDataForDisplayIdentifier(path) autorelease]);
7246             icon = [UIImage imageWithData:data];
7247         }
7248
7249         if (icon == nil)
7250             if (NSString *file = SBSCopyIconImagePathForDisplayIdentifier(path))
7251                 icon = [UIImage imageAtPath:file];
7252
7253         if (icon == nil)
7254             icon = [UIImage imageNamed:@"unknown.png"];
7255
7256         [self _returnPNGWithImage:icon forRequest:request];
7257     } else if ([command isEqualToString:@"package-icon"]) {
7258         if (path == nil)
7259             goto fail;
7260         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7261         Package *package([database packageWithName:path]);
7262         if (package == nil)
7263             goto fail;
7264         [package parse];
7265         UIImage *icon([package icon]);
7266         [self _returnPNGWithImage:icon forRequest:request];
7267     } else if ([command isEqualToString:@"uikit-image"]) {
7268         if (path == nil)
7269             goto fail;
7270         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7271         UIImage *icon(_UIImageWithName(path));
7272         [self _returnPNGWithImage:icon forRequest:request];
7273     } else if ([command isEqualToString:@"section-icon"]) {
7274         if (path == nil)
7275             goto fail;
7276         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7277         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7278         if (icon == nil)
7279             icon = [UIImage imageNamed:@"unknown.png"];
7280         [self _returnPNGWithImage:icon forRequest:request];
7281     } else fail: {
7282         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7283     }
7284 }
7285
7286 - (void) stopLoading {
7287 }
7288
7289 @end
7290 /* }}} */
7291
7292 /* Section Controller {{{ */
7293 @interface SectionController : FilteredPackageListController {
7294     _H<NSString> key_;
7295     _H<NSString> section_;
7296 }
7297
7298 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section;
7299
7300 @end
7301
7302 @implementation SectionController
7303
7304 - (NSURL *) referrerURL {
7305     NSString *name(section_);
7306     name = name ?: @"*";
7307     NSString *key(key_);
7308     key = key ?: @"*";
7309     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@/%@", UI_, [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7310 }
7311
7312 - (NSURL *) navigationURL {
7313     NSString *name(section_);
7314     name = name ?: @"*";
7315     NSString *key(key_);
7316     key = key ?: @"*";
7317     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@/%@", [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7318 }
7319
7320 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section {
7321     NSString *title;
7322     if (section == nil)
7323         title = UCLocalize("ALL_PACKAGES");
7324     else if (![section isEqual:@""])
7325         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(section) value:nil table:@"Sections"];
7326     else
7327         title = UCLocalize("NO_SECTION");
7328
7329     if ((self = [super initWithDatabase:database title:title]) != nil) {
7330         key_ = [source key];
7331         section_ = section;
7332     } return self;
7333 }
7334
7335 - (void) reloadData {
7336     Source *source([database_ sourceWithKey:key_]);
7337     _H<NSString> name(section_);
7338
7339     [self setFilter:[=](Package *package) {
7340         NSString *section([package section]);
7341
7342         return (
7343             name == nil ||
7344             section == nil && [name length] == 0 ||
7345             [name isEqualToString:section]
7346         ) && (
7347             source == nil ||
7348             [package source] == source
7349         ) && [package visible];
7350     }];
7351
7352     [super reloadData];
7353 }
7354
7355 @end
7356 /* }}} */
7357 /* Sections Controller {{{ */
7358 @interface SectionsController : CyteViewController <
7359     UITableViewDataSource,
7360     UITableViewDelegate
7361 > {
7362     _transient Database *database_;
7363     _H<NSString> key_;
7364     _H<NSMutableArray> sections_;
7365     _H<NSMutableArray> filtered_;
7366     _H<UITableView, 2> list_;
7367 }
7368
7369 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7370 - (void) editButtonClicked;
7371
7372 @end
7373
7374 @implementation SectionsController
7375
7376 - (NSURL *) navigationURL {
7377     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
7378 }
7379
7380 - (Source *) source {
7381     if (key_ == nil)
7382         return nil;
7383     return [database_ sourceWithKey:key_];
7384 }
7385
7386 - (void) updateNavigationItem {
7387     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7388     if ([sections_ count] == 0) {
7389         [[self navigationItem] setRightBarButtonItem:nil];
7390     } else {
7391         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7392             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7393             target:self
7394             action:@selector(editButtonClicked)
7395         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7396     }
7397 }
7398
7399 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7400     [super setEditing:editing animated:animated];
7401
7402     if (editing)
7403         [list_ reloadData];
7404     else
7405         [self.delegate updateData];
7406
7407     [self updateNavigationItem];
7408 }
7409
7410 - (void) viewDidAppear:(BOOL)animated {
7411     [super viewDidAppear:animated];
7412     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7413 }
7414
7415 - (void) viewWillDisappear:(BOOL)animated {
7416     [super viewWillDisappear:animated];
7417     [self setEditing:NO];
7418 }
7419
7420 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7421     Section *section = nil;
7422     int index = [indexPath row];
7423     if (![self isEditing]) {
7424         index -= 1;
7425         if (index >= 0)
7426             section = [filtered_ objectAtIndex:index];
7427     } else {
7428         section = [sections_ objectAtIndex:index];
7429     }
7430     return section;
7431 }
7432
7433 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7434     if ([self isEditing])
7435         return [sections_ count];
7436     else
7437         return [filtered_ count] + 1;
7438 }
7439
7440 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7441     return 45.0f;
7442 }*/
7443
7444 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7445     static NSString *reuseIdentifier = @"SectionCell";
7446
7447     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7448     if (cell == nil)
7449         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7450
7451     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7452
7453     return cell;
7454 }
7455
7456 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7457     if ([self isEditing])
7458         return;
7459
7460     Section *section = [self sectionAtIndexPath:indexPath];
7461
7462     SectionController *controller = [[[SectionController alloc]
7463         initWithDatabase:database_
7464         source:[self source]
7465         section:[section name]
7466     ] autorelease];
7467     [controller setDelegate:self.delegate];
7468
7469     [[self navigationController] pushViewController:controller animated:YES];
7470 }
7471
7472 - (void) loadView {
7473     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7474     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7475     [list_ setRowHeight:46];
7476     [(UITableView *) list_ setDataSource:self];
7477     [list_ setDelegate:self];
7478     [self setView:list_];
7479 }
7480
7481 - (void) viewDidLoad {
7482     [super viewDidLoad];
7483
7484     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7485 }
7486
7487 - (void) releaseSubviews {
7488     list_ = nil;
7489
7490     sections_ = nil;
7491     filtered_ = nil;
7492
7493     [super releaseSubviews];
7494 }
7495
7496 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7497     if ((self = [super init]) != nil) {
7498         database_ = database;
7499         key_ = [source key];
7500     } return self;
7501 }
7502
7503 - (void) reloadData {
7504     [super reloadData];
7505
7506     NSArray *packages = [database_ packages];
7507
7508     sections_ = [NSMutableArray arrayWithCapacity:16];
7509     filtered_ = [NSMutableArray arrayWithCapacity:16];
7510
7511     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7512
7513     Source *source([self source]);
7514
7515     _trace();
7516     for (Package *package in packages) {
7517         if (source != nil && [package source] != source)
7518             continue;
7519
7520         NSString *name([package section]);
7521         NSString *key(name == nil ? @"" : name);
7522
7523         Section *section;
7524
7525         _profile(SectionsView$reloadData$Section)
7526             section = [sections objectForKey:key];
7527             if (section == nil) {
7528                 _profile(SectionsView$reloadData$Section$Allocate)
7529                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7530                     [sections setObject:section forKey:key];
7531                 _end
7532             }
7533         _end
7534
7535         [section addToCount];
7536
7537         _profile(SectionsView$reloadData$Filter)
7538             if (![package visible])
7539                 continue;
7540         _end
7541
7542         [section addToRow];
7543     }
7544     _trace();
7545
7546     [sections_ addObjectsFromArray:[sections allValues]];
7547
7548     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7549
7550     for (Section *section in (id) sections_) {
7551         size_t count([section row]);
7552         if (count == 0)
7553             continue;
7554
7555         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7556         [section setCount:count];
7557         [filtered_ addObject:section];
7558     }
7559
7560     [self updateNavigationItem];
7561     [list_ reloadData];
7562     _trace();
7563 }
7564
7565 - (void) editButtonClicked {
7566     [self setEditing:![self isEditing] animated:YES];
7567 }
7568
7569 @end
7570 /* }}} */
7571
7572 /* Changes Controller {{{ */
7573 @interface ChangesController : FilteredPackageListController {
7574     unsigned upgrades_;
7575 }
7576
7577 - (id) initWithDatabase:(Database *)database;
7578
7579 @end
7580
7581 @implementation ChangesController
7582
7583 - (NSURL *) referrerURL {
7584     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/changes/", UI_]];
7585 }
7586
7587 - (NSURL *) navigationURL {
7588     return [NSURL URLWithString:@"cydia://changes"];
7589 }
7590
7591 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7592 @synchronized (database_) {
7593     if ([database_ era] != era_)
7594         return nil;
7595
7596     NSUInteger sectionIndex([path section]);
7597     if (sectionIndex >= [sections_ count])
7598         return nil;
7599     Section *section([sections_ objectAtIndex:sectionIndex]);
7600     NSInteger row([path row]);
7601     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7602 } }
7603
7604 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7605     NSString *context([alert context]);
7606
7607     if ([context isEqualToString:@"norefresh"])
7608         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7609 }
7610
7611 - (void) setLeftBarButtonItem {
7612     if ([self.delegate updating])
7613         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7614             initWithTitle:UCLocalize("CANCEL")
7615             style:UIBarButtonItemStyleDone
7616             target:self
7617             action:@selector(cancelButtonClicked)
7618         ] autorelease] animated:YES];
7619     else
7620         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7621             initWithTitle:UCLocalize("REFRESH")
7622             style:UIBarButtonItemStylePlain
7623             target:self
7624             action:@selector(refreshButtonClicked)
7625         ] autorelease] animated:YES];
7626 }
7627
7628 - (void) refreshButtonClicked {
7629     if ([self.delegate requestUpdate])
7630         [self setLeftBarButtonItem];
7631 }
7632
7633 - (void) cancelButtonClicked {
7634     [self.delegate cancelUpdate];
7635 }
7636
7637 - (void) upgradeButtonClicked {
7638     [self.delegate distUpgrade];
7639     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7640 }
7641
7642 - (bool) shouldYield {
7643     return true;
7644 }
7645
7646 - (bool) shouldBlock {
7647     return true;
7648 }
7649
7650 - (void) useFilter {
7651 @synchronized (self) {
7652     [self setFilter:[](Package *package) {
7653         return [package upgradableAndEssential:YES] || [package visible];
7654     }];
7655
7656     [self setSorter:[](NSMutableArray *packages) {
7657         [packages radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7658     }];
7659 } }
7660
7661 - (id) initWithDatabase:(Database *)database {
7662     if ((self = [super initWithDatabase:database title:UCLocalize("CHANGES")]) != nil) {
7663         [self useFilter];
7664     } return self;
7665 }
7666
7667 - (void) viewDidLoad {
7668     [super viewDidLoad];
7669     [self setLeftBarButtonItem];
7670 }
7671
7672 - (void) viewWillAppear:(BOOL)animated {
7673     [super viewWillAppear:animated];
7674     [self setLeftBarButtonItem];
7675 }
7676
7677 - (void) reloadData {
7678     [self setLeftBarButtonItem];
7679     [super reloadData];
7680 }
7681
7682 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
7683     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
7684
7685     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7686     Section *ignored = nil;
7687     Section *section = nil;
7688     time_t last = 0;
7689
7690     upgrades_ = 0;
7691     bool unseens = false;
7692
7693     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7694
7695     for (size_t offset = 0, count = [packages count]; offset != count; ++offset) {
7696         Package *package = [packages objectAtIndex:offset];
7697
7698         BOOL uae = [package upgradableAndEssential:YES];
7699
7700         if (!uae) {
7701             unseens = true;
7702             time_t seen([package seen]);
7703
7704             if (section == nil || last != seen) {
7705                 last = seen;
7706
7707                 NSString *name;
7708                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7709                 [name autorelease];
7710
7711                 _profile(ChangesController$reloadData$Allocate)
7712                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7713                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7714                     [sections addObject:section];
7715                 _end
7716             }
7717
7718             [section addToCount];
7719         } else if ([package ignored]) {
7720             if (ignored == nil) {
7721                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7722             }
7723             [ignored addToCount];
7724         } else {
7725             ++upgrades_;
7726             [upgradable addToCount];
7727         }
7728     }
7729     _trace();
7730
7731     CFRelease(formatter);
7732
7733     if (unseens) {
7734         Section *last = [sections lastObject];
7735         size_t count = [last count];
7736         [packages removeObjectsInRange:NSMakeRange([packages count] - count, count)];
7737         [sections removeLastObject];
7738     }
7739
7740     if ([ignored count] != 0)
7741         [sections insertObject:ignored atIndex:0];
7742     if (upgrades_ != 0)
7743         [sections insertObject:upgradable atIndex:0];
7744
7745     [list_ reloadData];
7746
7747     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7748         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7749         style:UIBarButtonItemStylePlain
7750         target:self
7751         action:@selector(upgradeButtonClicked)
7752     ] autorelease]) animated:YES];
7753
7754     return sections;
7755 }
7756
7757 @end
7758 /* }}} */
7759 /* Search Controller {{{ */
7760 @interface SearchController : FilteredPackageListController <
7761     UISearchBarDelegate
7762 > {
7763     _H<UISearchBar, 1> search_;
7764     BOOL searchloaded_;
7765     bool summary_;
7766 }
7767
7768 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7769 - (void) reloadData;
7770
7771 @end
7772
7773 @implementation SearchController
7774
7775 - (NSURL *) referrerURL {
7776     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
7777 }
7778
7779 - (NSURL *) navigationURL {
7780     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7781         return [NSURL URLWithString:@"cydia://search"];
7782     else
7783         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
7784 }
7785
7786 - (NSArray *) termsForQuery:(NSString *)query {
7787     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
7788     for (NSString *component in [query componentsSeparatedByString:@" "])
7789         if ([component length] != 0)
7790             [terms addObject:component];
7791
7792     return terms;
7793 }
7794
7795 - (void) useSearch {
7796     _H<NSArray> query([self termsForQuery:[search_ text]]);
7797     summary_ = false;
7798
7799 @synchronized (self) {
7800     [self setFilter:[=](Package *package) {
7801         if (![package unfiltered])
7802             return false;
7803         if (![package matches:query])
7804             return false;
7805         return true;
7806     }];
7807
7808     [self setSorter:[](NSMutableArray *packages) {
7809         [packages radixSortUsingSelector:@selector(rank)];
7810     }];
7811 }
7812
7813     [self clearData];
7814     [self reloadData];
7815 }
7816
7817 - (void) usePrefix:(NSString *)prefix {
7818     _H<NSString> query(prefix);
7819     summary_ = true;
7820
7821 @synchronized (self) {
7822     [self setFilter:[=](Package *package) {
7823         if ([query length] == 0)
7824             return false;
7825         if (![package unfiltered])
7826             return false;
7827         if ([[package name] compare:query options:MatchCompareOptions_ range:NSMakeRange(0, [query length])] != NSOrderedSame)
7828             return false;
7829         return true;
7830     }];
7831
7832     [self setSorter:nullptr];
7833 }
7834
7835     [self reloadData];
7836 }
7837
7838 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7839     [self clearData];
7840     [self usePrefix:[search_ text]];
7841 }
7842
7843 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7844     [search_ resignFirstResponder];
7845     [self useSearch];
7846 }
7847
7848 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7849     [search_ setText:@""];
7850     [self searchBarButtonClicked:searchBar];
7851 }
7852
7853 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7854     [self searchBarButtonClicked:searchBar];
7855 }
7856
7857 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7858     [self usePrefix:text];
7859 }
7860
7861 - (bool) shouldYield {
7862     return YES;
7863 }
7864
7865 - (bool) shouldBlock {
7866     return !summary_;
7867 }
7868
7869 - (bool) isSummarized {
7870     return summary_;
7871 }
7872
7873 - (bool) showsSections {
7874     return false;
7875 }
7876
7877 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7878     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH")])) {
7879         search_ = [[[UISearchBar alloc] init] autorelease];
7880         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7881         [search_ setDelegate:self];
7882
7883         UITextField *textField;
7884         if ([search_ respondsToSelector:@selector(searchField)])
7885             textField = [search_ searchField];
7886         else
7887             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7888
7889         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7890         [textField setEnablesReturnKeyAutomatically:NO];
7891         [[self navigationItem] setTitleView:textField];
7892
7893         if (query != nil)
7894             [search_ setText:query];
7895         [self useSearch];
7896     } return self;
7897 }
7898
7899 - (void) viewDidAppear:(BOOL)animated {
7900     [super viewDidAppear:animated];
7901
7902     if (!searchloaded_) {
7903         searchloaded_ = YES;
7904         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7905         [search_ layoutSubviews];
7906     }
7907
7908     if ([self isSummarized])
7909         [search_ becomeFirstResponder];
7910 }
7911
7912 - (void) reloadData {
7913     [self resetCursor];
7914     [super reloadData];
7915 }
7916
7917 - (void) didSelectPackage:(Package *)package {
7918     [search_ resignFirstResponder];
7919     [super didSelectPackage:package];
7920 }
7921
7922 @end
7923 /* }}} */
7924 /* Package Settings Controller {{{ */
7925 @interface PackageSettingsController : CyteViewController <
7926     UITableViewDataSource,
7927     UITableViewDelegate
7928 > {
7929     _transient Database *database_;
7930     _H<NSString> name_;
7931     _H<Package> package_;
7932     _H<UITableView, 2> table_;
7933     _H<UISwitch> subscribedSwitch_;
7934     _H<UISwitch> ignoredSwitch_;
7935     _H<UITableViewCell> subscribedCell_;
7936     _H<UITableViewCell> ignoredCell_;
7937 }
7938
7939 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7940
7941 @end
7942
7943 @implementation PackageSettingsController
7944
7945 - (NSURL *) navigationURL {
7946     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7947 }
7948
7949 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7950     if (package_ == nil)
7951         return 0;
7952
7953     if ([package_ installed] == nil)
7954         return 1;
7955     else
7956         return 2;
7957 }
7958
7959 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7960     if (package_ == nil)
7961         return 0;
7962
7963     // both sections contain just one item right now.
7964     return 1;
7965 }
7966
7967 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7968     return nil;
7969 }
7970
7971 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7972     if (section == 0)
7973         return UCLocalize("SHOW_ALL_CHANGES_EX");
7974     else
7975         return UCLocalize("IGNORE_UPGRADES_EX");
7976 }
7977
7978 - (void) onSubscribed:(id)control {
7979     bool value([control isOn]);
7980     if (package_ == nil)
7981         return;
7982     if ([package_ setSubscribed:value])
7983         [self.delegate updateData];
7984 }
7985
7986 - (void) _updateIgnored {
7987     const char *package([name_ UTF8String]);
7988     bool on([ignoredSwitch_ isOn]);
7989
7990     FILE *dpkg(popen("/usr/libexec/cydia/cydo --set-selections", "w"));
7991     fwrite(package, strlen(package), 1, dpkg);
7992
7993     if (on)
7994         fwrite(" hold\n", 6, 1, dpkg);
7995     else
7996         fwrite(" install\n", 9, 1, dpkg);
7997
7998     pclose(dpkg);
7999 }
8000
8001 - (void) onIgnored:(id)control {
8002     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
8003     [invocation setTarget:self];
8004     [invocation setSelector:@selector(_updateIgnored)];
8005
8006     [self.delegate reloadDataWithInvocation:invocation];
8007 }
8008
8009 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8010     if (package_ == nil)
8011         return nil;
8012
8013     switch ([indexPath section]) {
8014         case 0: return subscribedCell_;
8015         case 1: return ignoredCell_;
8016
8017         _nodefault
8018     }
8019
8020     return nil;
8021 }
8022
8023 - (void) loadView {
8024     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8025     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8026     [self setView:view];
8027
8028     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8029     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8030     [(UITableView *) table_ setDataSource:self];
8031     [table_ setDelegate:self];
8032     [view addSubview:table_];
8033
8034     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8035     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8036     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
8037
8038     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8039     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8040     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
8041
8042     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
8043     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
8044     [subscribedCell_ setAccessoryView:subscribedSwitch_];
8045     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8046
8047     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
8048     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
8049     [ignoredCell_ setAccessoryView:ignoredSwitch_];
8050     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8051 }
8052
8053 - (void) viewDidLoad {
8054     [super viewDidLoad];
8055
8056     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
8057 }
8058
8059 - (void) releaseSubviews {
8060     ignoredCell_ = nil;
8061     subscribedCell_ = nil;
8062     table_ = nil;
8063     ignoredSwitch_ = nil;
8064     subscribedSwitch_ = nil;
8065
8066     [super releaseSubviews];
8067 }
8068
8069 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8070     if ((self = [super init]) != nil) {
8071         database_ = database;
8072         name_ = package;
8073     } return self;
8074 }
8075
8076 - (void) reloadData {
8077     [super reloadData];
8078
8079     package_ = [database_ packageWithName:name_];
8080
8081     if (package_ != nil) {
8082         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8083         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8084     } // XXX: what now, G?
8085
8086     [table_ reloadData];
8087 }
8088
8089 @end
8090 /* }}} */
8091
8092 /* Installed Controller {{{ */
8093 @interface InstalledController : FilteredPackageListController {
8094     bool sectioned_;
8095 }
8096
8097 - (id) initWithDatabase:(Database *)database;
8098 - (void) queueStatusDidChange;
8099
8100 @end
8101
8102 @implementation InstalledController
8103
8104 - (NSURL *) referrerURL {
8105     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
8106 }
8107
8108 - (NSURL *) navigationURL {
8109     return [NSURL URLWithString:@"cydia://installed"];
8110 }
8111
8112 - (void) useRecent {
8113     sectioned_ = false;
8114
8115 @synchronized (self) {
8116     [self setFilter:[](Package *package) {
8117         return ![package uninstalled] && package->role_ < 7;
8118     }];
8119
8120     [self setSorter:[](NSMutableArray *packages) {
8121         [packages radixSortUsingSelector:@selector(recent)];
8122     }];
8123 } }
8124
8125 - (void) useFilter:(UISegmentedControl *)segmented {
8126     NSInteger selected([segmented selectedSegmentIndex]);
8127     if (selected == 2)
8128         return [self useRecent];
8129     bool simple(selected == 0);
8130     sectioned_ = true;
8131
8132 @synchronized (self) {
8133     [self setFilter:[=](Package *package) {
8134         return ![package uninstalled] && package->role_ <= (simple ? 1 : 3);
8135     }];
8136
8137     [self setSorter:nullptr];
8138 } }
8139
8140 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
8141     if (sectioned_)
8142         return [super sectionsForPackages:packages];
8143
8144     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterLongStyle, kCFDateFormatterNoStyle));
8145
8146     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
8147     Section *section(nil);
8148     time_t last(0);
8149
8150     for (size_t offset(0), count([packages count]); offset != count; ++offset) {
8151         Package *package([packages objectAtIndex:offset]);
8152
8153         time_t upgraded([package upgraded]);
8154         if (upgraded < 1168364520)
8155             upgraded = 0;
8156         else
8157             upgraded -= upgraded % (60 * 60 * 24);
8158
8159         if (section == nil || upgraded != last) {
8160             last = upgraded;
8161
8162             NSString *name;
8163             if (upgraded == 0)
8164                 continue; // XXX: name = UCLocalize("...");
8165             else {
8166                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:upgraded]);
8167                 [name autorelease];
8168             }
8169
8170             section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
8171             [sections addObject:section];
8172         }
8173
8174         [section addToCount];
8175     }
8176
8177     CFRelease(formatter);
8178     return sections;
8179 }
8180
8181 - (id) initWithDatabase:(Database *)database {
8182     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED")]) != nil) {
8183         UISegmentedControl *segmented([[[UISegmentedControl alloc] initWithItems:[NSArray arrayWithObjects:UCLocalize("USER"), UCLocalize("EXPERT"), UCLocalize("RECENT"), nil]] autorelease]);
8184         [segmented setSelectedSegmentIndex:0];
8185         [segmented setSegmentedControlStyle:UISegmentedControlStyleBar];
8186         [[self navigationItem] setTitleView:segmented];
8187
8188         [segmented addTarget:self action:@selector(modeChanged:) forEvents:UIControlEventValueChanged];
8189         [self useFilter:segmented];
8190
8191         [self queueStatusDidChange];
8192     } return self;
8193 }
8194
8195 #if !AlwaysReload
8196 - (void) queueButtonClicked {
8197     [self.delegate queue];
8198 }
8199 #endif
8200
8201 - (void) queueStatusDidChange {
8202 #if !AlwaysReload
8203     if (Queuing_) {
8204         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8205             initWithTitle:UCLocalize("QUEUE")
8206             style:UIBarButtonItemStyleDone
8207             target:self
8208             action:@selector(queueButtonClicked)
8209         ] autorelease]];
8210     } else {
8211         [[self navigationItem] setRightBarButtonItem:nil];
8212     }
8213 #endif
8214 }
8215
8216 - (void) modeChanged:(UISegmentedControl *)segmented {
8217     [self useFilter:segmented];
8218     [self reloadData];
8219 }
8220
8221 @end
8222 /* }}} */
8223
8224 /* Source Cell {{{ */
8225 @interface SourceCell : CyteTableViewCell <
8226     CyteTableViewCellDelegate,
8227     SourceDelegate
8228 > {
8229     _H<Source, 1> source_;
8230     _H<NSURL> url_;
8231     _H<UIImage> icon_;
8232     _H<NSString> origin_;
8233     _H<NSString> label_;
8234     _H<UIActivityIndicatorView> indicator_;
8235 }
8236
8237 - (void) setSource:(Source *)source;
8238 - (void) setFetch:(NSNumber *)fetch;
8239
8240 @end
8241
8242 @implementation SourceCell
8243
8244 - (void) _setImage:(NSArray *)data {
8245     if ([url_ isEqual:[data objectAtIndex:0]]) {
8246         icon_ = [data objectAtIndex:1];
8247         [self.content setNeedsDisplay];
8248     }
8249 }
8250
8251 - (void) _setSource:(NSURL *) url {
8252     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8253
8254     if (NSData *data = [NSURLConnection
8255         sendSynchronousRequest:[NSURLRequest
8256             requestWithURL:url
8257             cachePolicy:NSURLRequestUseProtocolCachePolicy
8258             timeoutInterval:10
8259         ]
8260
8261         returningResponse:NULL
8262         error:NULL
8263     ])
8264         if (UIImage *image = [UIImage imageWithData:data])
8265             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8266
8267     [pool release];
8268 }
8269
8270 - (void) setSource:(Source *)source {
8271     source_ = source;
8272     [source_ setDelegate:self];
8273
8274     [self setFetch:[NSNumber numberWithBool:[source_ fetch]]];
8275
8276     icon_ = [UIImage imageNamed:@"unknown.png"];
8277
8278     origin_ = [source name];
8279     label_ = [source rooturi];
8280
8281     [self.content setNeedsDisplay];
8282
8283     url_ = [source iconURL];
8284     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8285 }
8286
8287 - (void) setAllSource {
8288     source_ = nil;
8289     [indicator_ stopAnimating];
8290
8291     icon_ = [UIImage imageNamed:@"folder.png"];
8292     origin_ = UCLocalize("ALL_SOURCES");
8293     label_ = UCLocalize("ALL_SOURCES_EX");
8294     [self.content setNeedsDisplay];
8295 }
8296
8297 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8298     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8299         UIView *content([self contentView]);
8300         CGRect bounds([content bounds]);
8301
8302         self.content = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8303         [self.content setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8304         [self.content setBackgroundColor:[UIColor whiteColor]];
8305         [content addSubview:self.content];
8306
8307         [self.content setDelegate:self];
8308         [self.content setOpaque:YES];
8309
8310         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGraySmall] autorelease];
8311         [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleTopMargin];// | UIViewAutoresizingFlexibleBottomMargin];
8312         [content addSubview:indicator_];
8313
8314         [[self.content layer] setContentsGravity:kCAGravityTopLeft];
8315     } return self;
8316 }
8317
8318 - (void) layoutSubviews {
8319     [super layoutSubviews];
8320
8321     UIView *content([self contentView]);
8322     CGRect bounds([content bounds]);
8323
8324     CGRect frame([indicator_ frame]);
8325     frame.origin.x = bounds.size.width - frame.size.width;
8326     frame.origin.y = Retina((bounds.size.height - frame.size.height) / 2);
8327
8328     if (kCFCoreFoundationVersionNumber < 800)
8329         frame.origin.x -= 8;
8330     [indicator_ setFrame:frame];
8331 }
8332
8333 - (NSString *) accessibilityLabel {
8334     return origin_;
8335 }
8336
8337 - (void) drawContentRect:(CGRect)rect {
8338     bool highlighted(self.highlighted);
8339     float width(rect.size.width);
8340
8341     if (icon_ != nil) {
8342         CGRect rect;
8343         rect.size = [(UIImage *) icon_ size];
8344
8345         while (rect.size.width > 32 || rect.size.height > 32) {
8346             rect.size.width /= 2;
8347             rect.size.height /= 2;
8348         }
8349
8350         rect.origin.x = 26 - rect.size.width / 2;
8351         rect.origin.y = 26 - rect.size.height / 2;
8352
8353         [icon_ drawInRect:Retina(rect)];
8354     }
8355
8356     if (highlighted && kCFCoreFoundationVersionNumber < 800)
8357         UISetColor(White_);
8358
8359     if (!highlighted)
8360         UISetColor(Black_);
8361     [origin_ drawAtPoint:CGPointMake(52, 8) forWidth:(width - 49) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
8362
8363     if (!highlighted)
8364         UISetColor(Gray_);
8365     [label_ drawAtPoint:CGPointMake(52, 29) forWidth:(width - 49) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
8366 }
8367
8368 - (void) setFetch:(NSNumber *)fetch {
8369     if ([fetch boolValue])
8370         [indicator_ startAnimating];
8371     else
8372         [indicator_ stopAnimating];
8373 }
8374
8375 @end
8376 /* }}} */
8377 /* Sources Controller {{{ */
8378 @interface SourcesController : CyteViewController <
8379     UITableViewDataSource,
8380     UITableViewDelegate
8381 > {
8382     _transient Database *database_;
8383     unsigned era_;
8384
8385     _H<UITableView, 2> list_;
8386     _H<NSMutableArray> sources_;
8387     int offset_;
8388
8389     _H<NSString> href_;
8390     _H<UIProgressHUD> hud_;
8391     _H<NSError> error_;
8392
8393     NSURLConnection *trivial_bz2_;
8394     NSURLConnection *trivial_gz_;
8395
8396     BOOL cydia_;
8397 }
8398
8399 - (id) initWithDatabase:(Database *)database;
8400 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8401
8402 @end
8403
8404 @implementation SourcesController
8405
8406 - (void) _releaseConnection:(NSURLConnection *)connection {
8407     if (connection != nil) {
8408         [connection cancel];
8409         //[connection setDelegate:nil];
8410         [connection release];
8411     }
8412 }
8413
8414 - (void) dealloc {
8415     [self _releaseConnection:trivial_gz_];
8416     [self _releaseConnection:trivial_bz2_];
8417
8418     [super dealloc];
8419 }
8420
8421 - (NSURL *) navigationURL {
8422     return [NSURL URLWithString:@"cydia://sources"];
8423 }
8424
8425 - (void) viewDidAppear:(BOOL)animated {
8426     [super viewDidAppear:animated];
8427     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8428 }
8429
8430 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8431     return 2;
8432 }
8433
8434 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8435     if (section == 1)
8436         return UCLocalize("INDIVIDUAL_SOURCES");
8437     return nil;
8438 }
8439
8440 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8441     switch (section) {
8442         case 0: return 1;
8443         case 1: return [sources_ count];
8444         default: return 0;
8445     }
8446 }
8447
8448 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8449 @synchronized (database_) {
8450     if ([database_ era] != era_)
8451         return nil;
8452     if ([indexPath section] != 1)
8453         return nil;
8454     NSUInteger index([indexPath row]);
8455     if (index >= [sources_ count])
8456         return nil;
8457     return [sources_ objectAtIndex:index];
8458 } }
8459
8460 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8461     static NSString *cellIdentifier = @"SourceCell";
8462
8463     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8464     if (cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8465     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8466
8467     Source *source([self sourceAtIndexPath:indexPath]);
8468     if (source == nil)
8469         [cell setAllSource];
8470     else
8471         [cell setSource:source];
8472
8473     return cell;
8474 }
8475
8476 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8477     SectionsController *controller([[[SectionsController alloc]
8478         initWithDatabase:database_
8479         source:[self sourceAtIndexPath:indexPath]
8480     ] autorelease]);
8481
8482     [controller setDelegate:self.delegate];
8483     [[self navigationController] pushViewController:controller animated:YES];
8484 }
8485
8486 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8487     if ([indexPath section] != 1)
8488         return false;
8489     Source *source = [self sourceAtIndexPath:indexPath];
8490     return [source record] != nil;
8491 }
8492
8493 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8494     _assert([indexPath section] == 1);
8495     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8496         Source *source = [self sourceAtIndexPath:indexPath];
8497         if (source == nil) return;
8498
8499         [Sources_ removeObjectForKey:[source key]];
8500
8501         [self.delegate syncData];
8502     }
8503 }
8504
8505 - (void) tableView:(UITableView *)tableView didEndEditingRowAtIndexPath:(NSIndexPath *)indexPath {
8506     [self updateButtonsForEditingStatusAnimated:YES];
8507 }
8508
8509 - (void) complete {
8510     [self.delegate addTrivialSource:href_];
8511     href_ = nil;
8512
8513     [self.delegate syncData];
8514 }
8515
8516 - (NSString *) getWarning {
8517     NSString *href(href_);
8518     NSRange colon([href rangeOfString:@"://"]);
8519     if (colon.location != NSNotFound)
8520         href = [href substringFromIndex:(colon.location + 3)];
8521     href = [href stringByAddingPercentEscapes];
8522     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8523
8524     NSURL *url([NSURL URLWithString:href]);
8525
8526     NSStringEncoding encoding;
8527     NSError *error(nil);
8528
8529     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8530         return [warning length] == 0 ? nil : warning;
8531     return nil;
8532 }
8533
8534 - (void) _endConnection:(NSURLConnection *)connection {
8535     // XXX: the memory management in this method is horribly awkward
8536
8537     NSURLConnection **field = NULL;
8538     if (connection == trivial_bz2_)
8539         field = &trivial_bz2_;
8540     else if (connection == trivial_gz_)
8541         field = &trivial_gz_;
8542     _assert(field != NULL);
8543     [connection release];
8544     *field = nil;
8545
8546     if (
8547         trivial_bz2_ == nil &&
8548         trivial_gz_ == nil
8549     ) {
8550         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8551
8552         [self.delegate releaseNetworkActivityIndicator];
8553
8554         [self.delegate removeProgressHUD:hud_];
8555         hud_ = nil;
8556
8557         if (cydia_) {
8558             if (warning != nil) {
8559                 UIAlertView *alert = [[[UIAlertView alloc]
8560                     initWithTitle:UCLocalize("SOURCE_WARNING")
8561                     message:warning
8562                     delegate:self
8563                     cancelButtonTitle:UCLocalize("CANCEL")
8564                     otherButtonTitles:
8565                         UCLocalize("ADD_ANYWAY"),
8566                     nil
8567                 ] autorelease];
8568
8569                 [alert setContext:@"warning"];
8570                 [alert setNumberOfRows:1];
8571                 [alert show];
8572
8573                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8574                 error_ = nil;
8575                 return;
8576             }
8577
8578             [self complete];
8579         } else if (error_ != nil) {
8580             UIAlertView *alert = [[[UIAlertView alloc]
8581                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8582                 message:[error_ localizedDescription]
8583                 delegate:self
8584                 cancelButtonTitle:UCLocalize("OK")
8585                 otherButtonTitles:nil
8586             ] autorelease];
8587
8588             [alert setContext:@"urlerror"];
8589             [alert show];
8590
8591             href_ = nil;
8592         } else {
8593             UIAlertView *alert = [[[UIAlertView alloc]
8594                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8595                 message:UCLocalize("NOT_REPOSITORY_EX")
8596                 delegate:self
8597                 cancelButtonTitle:UCLocalize("OK")
8598                 otherButtonTitles:nil
8599             ] autorelease];
8600
8601             [alert setContext:@"trivial"];
8602             [alert show];
8603
8604             href_ = nil;
8605         }
8606
8607         error_ = nil;
8608     }
8609 }
8610
8611 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8612     switch ([response statusCode]) {
8613         case 200:
8614             cydia_ = YES;
8615     }
8616 }
8617
8618 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8619     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8620     error_ = error;
8621     [self _endConnection:connection];
8622 }
8623
8624 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8625     [self _endConnection:connection];
8626 }
8627
8628 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8629     NSURL *url([NSURL URLWithString:href]);
8630
8631     NSMutableURLRequest *request = [NSMutableURLRequest
8632         requestWithURL:url
8633         cachePolicy:NSURLRequestUseProtocolCachePolicy
8634         timeoutInterval:10
8635     ];
8636
8637     [request setHTTPMethod:method];
8638
8639     if (Machine_ != NULL)
8640         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8641
8642     if (UniqueID_ != nil)
8643         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8644
8645     if ([url isCydiaSecure]) {
8646         if (UniqueID_ != nil)
8647             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8648     }
8649
8650     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8651 }
8652
8653 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8654     NSString *context([alert context]);
8655
8656     if ([context isEqualToString:@"source"]) {
8657         switch (button) {
8658             case 1: {
8659                 NSString *href = [[alert textField] text];
8660                 href = VerifySource(href);
8661                 if (href == nil)
8662                     break;
8663                 href_ = href;
8664
8665                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8666                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8667
8668                 cydia_ = false;
8669
8670                 // XXX: this is stupid
8671                 hud_ = [self.delegate addProgressHUD];
8672                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8673                 [self.delegate retainNetworkActivityIndicator];
8674             } break;
8675
8676             case 0:
8677             break;
8678
8679             _nodefault
8680         }
8681
8682         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8683     } else if ([context isEqualToString:@"trivial"])
8684         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8685     else if ([context isEqualToString:@"urlerror"])
8686         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8687     else if ([context isEqualToString:@"warning"]) {
8688         switch (button) {
8689             case 1:
8690                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8691             break;
8692
8693             case 0:
8694             break;
8695
8696             _nodefault
8697         }
8698
8699         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8700     }
8701 }
8702
8703 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8704     BOOL editing([list_ isEditing]);
8705
8706     if (editing)
8707         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8708             initWithTitle:UCLocalize("ADD")
8709             style:UIBarButtonItemStylePlain
8710             target:self
8711             action:@selector(addButtonClicked)
8712         ] autorelease] animated:animated];
8713     else if ([self.delegate updating])
8714         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8715             initWithTitle:UCLocalize("CANCEL")
8716             style:UIBarButtonItemStyleDone
8717             target:self
8718             action:@selector(cancelButtonClicked)
8719         ] autorelease] animated:animated];
8720     else
8721         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8722             initWithTitle:UCLocalize("REFRESH")
8723             style:UIBarButtonItemStylePlain
8724             target:self
8725             action:@selector(refreshButtonClicked)
8726         ] autorelease] animated:animated];
8727
8728     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8729         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8730         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8731         target:self
8732         action:@selector(editButtonClicked)
8733     ] autorelease] animated:animated];
8734 }
8735
8736 - (void) loadView {
8737     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8738     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8739     [list_ setRowHeight:53];
8740     [(UITableView *) list_ setDataSource:self];
8741     [list_ setDelegate:self];
8742     [self setView:list_];
8743 }
8744
8745 - (void) viewDidLoad {
8746     [super viewDidLoad];
8747
8748     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8749     [self updateButtonsForEditingStatusAnimated:NO];
8750 }
8751
8752 - (void) viewWillAppear:(BOOL)animated {
8753     [super viewWillAppear:animated];
8754
8755     [list_ setEditing:NO];
8756     [self updateButtonsForEditingStatusAnimated:NO];
8757 }
8758
8759 - (void) releaseSubviews {
8760     list_ = nil;
8761
8762     sources_ = nil;
8763
8764     [super releaseSubviews];
8765 }
8766
8767 - (id) initWithDatabase:(Database *)database {
8768     if ((self = [super init]) != nil) {
8769         database_ = database;
8770     } return self;
8771 }
8772
8773 - (void) reloadData {
8774     [super reloadData];
8775     [self updateButtonsForEditingStatusAnimated:YES];
8776
8777 @synchronized (database_) {
8778     era_ = [database_ era];
8779
8780     sources_ = [NSMutableArray arrayWithCapacity:16];
8781     [sources_ addObjectsFromArray:[database_ sources]];
8782     _trace();
8783     [sources_ sortUsingSelector:@selector(compareByName:)];
8784     _trace();
8785
8786     int count([sources_ count]);
8787     offset_ = 0;
8788     for (int i = 0; i != count; i++) {
8789         if ([[sources_ objectAtIndex:i] record] == nil)
8790             break;
8791         offset_++;
8792     }
8793
8794     [list_ reloadData];
8795 } }
8796
8797 - (void) showAddSourcePrompt {
8798     UIAlertView *alert = [[[UIAlertView alloc]
8799         initWithTitle:UCLocalize("ENTER_APT_URL")
8800         message:nil
8801         delegate:self
8802         cancelButtonTitle:UCLocalize("CANCEL")
8803         otherButtonTitles:
8804             UCLocalize("ADD_SOURCE"),
8805         nil
8806     ] autorelease];
8807
8808     [alert setContext:@"source"];
8809
8810     [alert setNumberOfRows:1];
8811     [alert addTextFieldWithValue:@"http://" label:@""];
8812
8813     NSObject<UITextInputTraits> *traits = [[alert textField] textInputTraits];
8814     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8815     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8816     [traits setKeyboardType:UIKeyboardTypeURL];
8817     // XXX: UIReturnKeyDone
8818     [traits setReturnKeyType:UIReturnKeyNext];
8819
8820     [alert show];
8821 }
8822
8823 - (void) addButtonClicked {
8824     [self showAddSourcePrompt];
8825 }
8826
8827 - (void) refreshButtonClicked {
8828     if ([self.delegate requestUpdate])
8829         [self updateButtonsForEditingStatusAnimated:YES];
8830 }
8831
8832 - (void) cancelButtonClicked {
8833     [self.delegate cancelUpdate];
8834 }
8835
8836 - (void) editButtonClicked {
8837     [list_ setEditing:![list_ isEditing] animated:YES];
8838     [self updateButtonsForEditingStatusAnimated:YES];
8839 }
8840
8841 @end
8842 /* }}} */
8843
8844 /* Stash Controller {{{ */
8845 @interface StashController : CyteViewController {
8846     _H<UIActivityIndicatorView> spinner_;
8847     _H<UILabel> status_;
8848     _H<UILabel> caption_;
8849 }
8850
8851 @end
8852
8853 @implementation StashController
8854
8855 - (void) loadView {
8856     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8857     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8858     [self setView:view];
8859
8860     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8861
8862     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8863     CGRect spinrect = [spinner_ frame];
8864     spinrect.origin.x = Retina([[self view] frame].size.width / 2 - spinrect.size.width / 2);
8865     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8866     [spinner_ setFrame:spinrect];
8867     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8868     [view addSubview:spinner_];
8869     [spinner_ startAnimating];
8870
8871     CGRect captrect;
8872     captrect.size.width = [[self view] frame].size.width;
8873     captrect.size.height = 40.0f;
8874     captrect.origin.x = 0;
8875     captrect.origin.y = Retina([[self view] frame].size.height / 2 - captrect.size.height * 2);
8876     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8877     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8878     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8879     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8880     [caption_ setTextColor:[UIColor whiteColor]];
8881     [caption_ setBackgroundColor:[UIColor clearColor]];
8882     [caption_ setShadowColor:[UIColor blackColor]];
8883     [caption_ setTextAlignment:NSTextAlignmentCenter];
8884     [view addSubview:caption_];
8885
8886     CGRect statusrect;
8887     statusrect.size.width = [[self view] frame].size.width;
8888     statusrect.size.height = 30.0f;
8889     statusrect.origin.x = 0;
8890     statusrect.origin.y = Retina([[self view] frame].size.height / 2 - statusrect.size.height);
8891     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8892     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8893     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8894     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8895     [status_ setTextColor:[UIColor whiteColor]];
8896     [status_ setBackgroundColor:[UIColor clearColor]];
8897     [status_ setShadowColor:[UIColor blackColor]];
8898     [status_ setTextAlignment:NSTextAlignmentCenter];
8899     [view addSubview:status_];
8900 }
8901
8902 - (void) releaseSubviews {
8903     spinner_ = nil;
8904     status_ = nil;
8905     caption_ = nil;
8906
8907     [super releaseSubviews];
8908 }
8909
8910 @end
8911 /* }}} */
8912
8913 @interface CYURLCache : SDURLCache {
8914 }
8915
8916 @end
8917
8918 @implementation CYURLCache
8919
8920 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8921 #if !ForRelease
8922     if (false);
8923     else if ([event isEqualToString:@"no-cache"])
8924         event = @"!!!";
8925     else if ([event isEqualToString:@"store"])
8926         event = @">>>";
8927     else if ([event isEqualToString:@"invalid"])
8928         event = @"???";
8929     else if ([event isEqualToString:@"memory"])
8930         event = @"mem";
8931     else if ([event isEqualToString:@"disk"])
8932         event = @"ssd";
8933     else if ([event isEqualToString:@"miss"])
8934         event = @"---";
8935
8936     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8937 #endif
8938 }
8939
8940 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8941     if (NSURLResponse *response = [cached response])
8942         if (NSString *mime = [response MIMEType])
8943             if ([mime isEqualToString:@"text/cache-manifest"]) {
8944                 NSURL *url([response URL]);
8945
8946 #if !ForRelease
8947                 NSLog(@"###: %@", [url absoluteString]);
8948 #endif
8949
8950                 @synchronized (HostConfig_) {
8951                     [CachedURLs_ addObject:url];
8952                 }
8953             }
8954
8955     [super storeCachedResponse:cached forRequest:request];
8956 }
8957
8958 - (void) createDiskCachePath {
8959     [super createDiskCachePath];
8960 }
8961
8962 @end
8963
8964 @interface Cydia : CyteApplication <
8965     ConfirmationControllerDelegate,
8966     DatabaseDelegate,
8967     CydiaDelegate
8968 > {
8969     _H<UIWindow> window_;
8970     _H<CydiaTabBarController> tabbar_;
8971     _H<CyteTabBarController> emulated_;
8972     _H<AppCacheController> appcache_;
8973
8974     _H<NSMutableArray> essential_;
8975     _H<NSMutableArray> broken_;
8976
8977     Database *database_;
8978
8979     _H<NSURL> starturl_;
8980
8981     unsigned locked_;
8982     unsigned activity_;
8983
8984     _H<StashController> stash_;
8985
8986     bool loaded_;
8987 }
8988
8989 - (void) loadData;
8990
8991 @end
8992
8993 @implementation Cydia
8994
8995 - (void) lockSuspend {
8996     if (locked_++ == 0) {
8997         if ($SBSSetInterceptsMenuButtonForever != NULL)
8998             (*$SBSSetInterceptsMenuButtonForever)(true);
8999
9000         [self setIdleTimerDisabled:YES];
9001     }
9002 }
9003
9004 - (void) unlockSuspend {
9005     if (--locked_ == 0) {
9006         [self setIdleTimerDisabled:NO];
9007
9008         if ($SBSSetInterceptsMenuButtonForever != NULL)
9009             (*$SBSSetInterceptsMenuButtonForever)(false);
9010     }
9011 }
9012
9013 - (void) beginUpdate {
9014     [tabbar_ beginUpdate];
9015 }
9016
9017 - (void) cancelUpdate {
9018     [tabbar_ cancelUpdate];
9019 }
9020
9021 - (bool) requestUpdate {
9022     if (IsReachable("cydia.saurik.com")) {
9023         [self beginUpdate];
9024         return true;
9025     } else {
9026         UIAlertView *alert = [[[UIAlertView alloc]
9027             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
9028             message:@"Host Unreachable" // XXX: Localize
9029             delegate:self
9030             cancelButtonTitle:UCLocalize("OK")
9031             otherButtonTitles:nil
9032         ] autorelease];
9033
9034         [alert setContext:@"norefresh"];
9035         [alert show];
9036
9037         return false;
9038     }
9039 }
9040
9041 - (BOOL) updating {
9042     return [tabbar_ updating];
9043 }
9044
9045 - (void) _loaded {
9046     if ([broken_ count] != 0) {
9047         int count = [broken_ count];
9048
9049         UIAlertView *alert = [[[UIAlertView alloc]
9050             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9051             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9052             delegate:self
9053             cancelButtonTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("FORCIBLY_CLEAR"), UCLocalize("UNSAFE")]
9054             otherButtonTitles:
9055                 UCLocalize("TEMPORARY_IGNORE"),
9056             nil
9057         ] autorelease];
9058
9059         [alert setContext:@"fixhalf"];
9060         [alert setNumberOfRows:2];
9061         [alert show];
9062     } else if (!Ignored_ && [essential_ count] != 0) {
9063         int count = [essential_ count];
9064
9065         UIAlertView *alert = [[[UIAlertView alloc]
9066             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9067             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9068             delegate:self
9069             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9070             otherButtonTitles:
9071                 UCLocalize("UPGRADE_ESSENTIAL"),
9072                 UCLocalize("COMPLETE_UPGRADE"),
9073             nil
9074         ] autorelease];
9075
9076         [alert setContext:@"upgrade"];
9077         [alert show];
9078     }
9079 }
9080
9081 - (void) returnToCydia {
9082     [self _loaded];
9083 }
9084
9085 - (void) reloadSpringBoard {
9086     if (kCFCoreFoundationVersionNumber >= 700) // XXX: iOS 6.x
9087         system("/usr/libexec/cydia/cydo /bin/launchctl stop com.apple.backboardd");
9088     else
9089         system("/usr/libexec/cydia/cydo /bin/launchctl stop com.apple.SpringBoard");
9090     sleep(15);
9091     system("/usr/bin/killall backboardd SpringBoard");
9092 }
9093
9094 - (void) _saveConfig {
9095     SaveConfig(database_);
9096 }
9097
9098 // Navigation controller for the queuing badge.
9099 - (UINavigationController *) queueNavigationController {
9100     NSArray *controllers = [tabbar_ viewControllers];
9101     return [controllers objectAtIndex:3];
9102 }
9103
9104 - (void) unloadData {
9105     [tabbar_ unloadData];
9106 }
9107
9108 - (void) _updateData {
9109     [self _saveConfig];
9110     [self unloadData];
9111
9112     UINavigationController *navigation = [self queueNavigationController];
9113
9114     id queuedelegate = nil;
9115     if ([[navigation viewControllers] count] > 0)
9116         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9117
9118     [queuedelegate queueStatusDidChange];
9119     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9120 }
9121
9122 - (void) _refreshIfPossible {
9123     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9124
9125     NSDate *update([[NSDictionary dictionaryWithContentsOfFile:@ CacheState_] objectForKey:@"LastUpdate"]);
9126
9127     bool recently = false;
9128     if (update != nil) {
9129         NSTimeInterval interval([update timeIntervalSinceNow]);
9130         if (interval > -(15*60))
9131             recently = true;
9132     }
9133
9134     // Don't automatic refresh if:
9135     //  - We already refreshed recently.
9136     //  - We already auto-refreshed this launch.
9137     //  - Auto-refresh is disabled.
9138     //  - Cydia's server is not reachable
9139     if (recently || loaded_ || ManualRefresh || !IsReachable("cydia.saurik.com")) {
9140         // If we are cancelling, we need to make sure it knows it's already loaded.
9141         loaded_ = true;
9142
9143         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9144     } else {
9145         // We are going to load, so remember that.
9146         loaded_ = true;
9147
9148         [tabbar_ performSelectorOnMainThread:@selector(beginUpdate) withObject:nil waitUntilDone:NO];
9149     }
9150
9151     [pool release];
9152 }
9153
9154 - (void) refreshIfPossible {
9155     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible) toTarget:self withObject:nil];
9156 }
9157
9158 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9159 _profile(reloadDataWithInvocation)
9160 @synchronized (self) {
9161     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9162     if (hud != nil)
9163         [hud setText:UCLocalize("RELOADING_DATA")];
9164
9165     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9166
9167     size_t changes(0);
9168
9169     [essential_ removeAllObjects];
9170     [broken_ removeAllObjects];
9171
9172     _profile(reloadDataWithInvocation$Essential)
9173     NSArray *packages([database_ packages]);
9174     for (Package *package in packages) {
9175         if ([package half])
9176             [broken_ addObject:package];
9177         if ([package upgradableAndEssential:YES] && ![package ignored]) {
9178             if ([package essential] && [package installed] != nil)
9179                 [essential_ addObject:package];
9180             ++changes;
9181         }
9182     }
9183     _end
9184
9185     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9186     if (changes != 0) {
9187         _trace();
9188         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9189         [changesItem setBadgeValue:badge];
9190         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9191         [self setApplicationIconBadgeNumber:changes];
9192     } else {
9193         _trace();
9194         [changesItem setBadgeValue:nil];
9195         [changesItem setAnimatedBadge:NO];
9196         [self setApplicationIconBadgeNumber:0];
9197     }
9198
9199     Queuing_ = false;
9200     [self _updateData];
9201
9202     if (hud != nil)
9203         [self removeProgressHUD:hud];
9204 }
9205 _end
9206
9207     PrintTimes();
9208 }
9209
9210 - (void) updateData {
9211     [self _updateData];
9212 }
9213
9214 - (void) updateDataAndLoad {
9215     [self _updateData];
9216     if ([database_ progressDelegate] == nil)
9217         [self _loaded];
9218 }
9219
9220 - (void) update_ {
9221     [database_ update];
9222     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9223 }
9224
9225 - (void) disemulate {
9226     if (emulated_ == nil)
9227         return;
9228
9229     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9230         [window_ setRootViewController:tabbar_];
9231     else {
9232         [window_ addSubview:[tabbar_ view]];
9233         [[emulated_ view] removeFromSuperview];
9234     }
9235
9236     emulated_ = nil;
9237     [window_ setUserInteractionEnabled:YES];
9238 }
9239
9240 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9241     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9242
9243     UIViewController *parent;
9244     if (emulated_ == nil)
9245         parent = tabbar_;
9246     else if (!force)
9247         parent = emulated_;
9248     else {
9249         [self disemulate];
9250         parent = tabbar_;
9251     }
9252
9253     if (IsWildcat_)
9254         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9255     [parent presentModalViewController:navigation animated:YES];
9256 }
9257
9258 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9259     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9260
9261     if (navigation != nil)
9262         [navigation pushViewController:progress animated:YES];
9263     else
9264         [self presentModalViewController:progress force:YES];
9265
9266     [progress invoke:invocation withTitle:title];
9267     return progress;
9268 }
9269
9270 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9271     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9272 }
9273
9274 - (void) repairWithInvocation:(NSInvocation *)invocation {
9275     _trace();
9276     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9277     _trace();
9278 }
9279
9280 - (void) repairWithSelector:(SEL)selector {
9281     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9282 }
9283
9284 - (void) reloadData {
9285     [self reloadDataWithInvocation:nil];
9286     if ([database_ progressDelegate] == nil)
9287         [self _loaded];
9288 }
9289
9290 - (void) syncData {
9291     [self _saveConfig];
9292     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9293 }
9294
9295 - (void) addSource:(NSDictionary *) source {
9296     CydiaAddSource(source);
9297 }
9298
9299 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9300     CydiaAddSource(href, distribution, sections);
9301 }
9302
9303 // XXX: this method should not return anything
9304 - (BOOL) addTrivialSource:(NSString *)href {
9305     CydiaAddSource(href, @"./");
9306     return YES;
9307 }
9308
9309 - (void) resolve {
9310     pkgProblemResolver *resolver = [database_ resolver];
9311
9312     resolver->InstallProtect();
9313     if (!resolver->Resolve(true))
9314         _error->Discard();
9315 }
9316
9317 - (bool) perform {
9318     // XXX: this is a really crappy way of doing this.
9319     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9320     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9321     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9322     if ([tabbar_ updating])
9323         [tabbar_ cancelUpdate];
9324
9325     if (![database_ prepare])
9326         return false;
9327
9328     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9329     [page setDelegate:self];
9330     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9331
9332     if (IsWildcat_)
9333         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9334     [tabbar_ presentModalViewController:confirm_ animated:YES];
9335
9336     return true;
9337 }
9338
9339 - (void) queue {
9340     @synchronized (self) {
9341         [self perform];
9342     }
9343 }
9344
9345 - (void) clearPackage:(Package *)package {
9346     @synchronized (self) {
9347         [package clear];
9348         [self resolve];
9349         [self perform];
9350     }
9351 }
9352
9353 - (void) installPackages:(NSArray *)packages {
9354     @synchronized (self) {
9355         for (Package *package in packages)
9356             [package install];
9357         [self resolve];
9358         [self perform];
9359     }
9360 }
9361
9362 - (void) installPackage:(Package *)package {
9363     @synchronized (self) {
9364         [package install];
9365         [self resolve];
9366         [self perform];
9367     }
9368 }
9369
9370 - (void) removePackage:(Package *)package {
9371     @synchronized (self) {
9372         [package remove];
9373         [self resolve];
9374         [self perform];
9375     }
9376 }
9377
9378 - (void) distUpgrade {
9379     @synchronized (self) {
9380         if (![database_ upgrade])
9381             return;
9382         [self perform];
9383     }
9384 }
9385
9386 - (void) _uicache {
9387     _trace();
9388     system("/usr/bin/uicache");
9389     _trace();
9390 }
9391
9392 - (void) uicache {
9393     UIProgressHUD *hud([self addProgressHUD]);
9394     [hud setText:UCLocalize("LOADING")];
9395     [self yieldToSelector:@selector(_uicache)];
9396     [self removeProgressHUD:hud];
9397 }
9398
9399 - (void) perform_ {
9400     [database_ perform];
9401     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9402     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9403 }
9404
9405 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9406     Queuing_ = false;
9407     [self lockSuspend];
9408     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9409     [self unlockSuspend];
9410 }
9411
9412 - (void) retainNetworkActivityIndicator {
9413     if (activity_++ == 0)
9414         [self setNetworkActivityIndicatorVisible:YES];
9415
9416 #if TraceLogging
9417     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9418 #endif
9419 }
9420
9421 - (void) releaseNetworkActivityIndicator {
9422     if (--activity_ == 0)
9423         [self setNetworkActivityIndicatorVisible:NO];
9424
9425 #if TraceLogging
9426     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9427 #endif
9428
9429 }
9430
9431 - (void) cancelAndClear:(bool)clear {
9432     @synchronized (self) {
9433         if (clear) {
9434             [database_ clear];
9435             Queuing_ = false;
9436         } else {
9437             Queuing_ = true;
9438         }
9439
9440         [self _updateData];
9441     }
9442 }
9443
9444 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9445     NSString *context([alert context]);
9446
9447     if ([context isEqualToString:@"conffile"]) {
9448         FILE *input = [database_ input];
9449         if (button == [alert cancelButtonIndex])
9450             fprintf(input, "N\n");
9451         else if (button == [alert firstOtherButtonIndex])
9452             fprintf(input, "Y\n");
9453         fflush(input);
9454
9455         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9456     } else if ([context isEqualToString:@"fixhalf"]) {
9457         if (button == [alert cancelButtonIndex]) {
9458             @synchronized (self) {
9459                 for (Package *broken in (id) broken_) {
9460                     [broken remove];
9461                     NSString *id(ShellEscape([broken id]));
9462                     system([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /bin/rm -f"
9463                         " /var/lib/dpkg/info/%@.prerm"
9464                         " /var/lib/dpkg/info/%@.postrm"
9465                         " /var/lib/dpkg/info/%@.preinst"
9466                         " /var/lib/dpkg/info/%@.postinst"
9467                         " /var/lib/dpkg/info/%@.extrainst_"
9468                     "", id, id, id, id, id] UTF8String]);
9469                 }
9470
9471                 [self resolve];
9472                 [self perform];
9473             }
9474         } else if (button == [alert firstOtherButtonIndex]) {
9475             [broken_ removeAllObjects];
9476             [self _loaded];
9477         }
9478
9479         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9480     } else if ([context isEqualToString:@"upgrade"]) {
9481         if (button == [alert firstOtherButtonIndex]) {
9482             @synchronized (self) {
9483                 for (Package *essential in (id) essential_)
9484                     [essential install];
9485
9486                 [self resolve];
9487                 [self perform];
9488             }
9489         } else if (button == [alert firstOtherButtonIndex] + 1) {
9490             [self distUpgrade];
9491         } else if (button == [alert cancelButtonIndex]) {
9492             Ignored_ = YES;
9493         }
9494
9495         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9496     }
9497 }
9498
9499 - (void) system:(NSString *)command {
9500     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9501
9502     _trace();
9503     system([command UTF8String]);
9504     _trace();
9505
9506     [pool release];
9507 }
9508
9509 - (void) applicationWillSuspend {
9510     [database_ clean];
9511     [super applicationWillSuspend];
9512 }
9513
9514 - (BOOL) isSafeToSuspend {
9515     if (locked_ != 0) {
9516 #if !ForRelease
9517         NSLog(@"isSafeToSuspend: locked_ != 0");
9518 #endif
9519         return false;
9520     }
9521
9522     if ([tabbar_ modalViewController] != nil)
9523         return false;
9524
9525     // Use external process status API internally.
9526     // This is probably a really bad idea.
9527     // XXX: what is the point of this? does this solve anything at all?
9528     uint64_t status = 0;
9529     int notify_token;
9530     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9531         notify_get_state(notify_token, &status);
9532         notify_cancel(notify_token);
9533     }
9534
9535     if (status != 0) {
9536 #if !ForRelease
9537         NSLog(@"isSafeToSuspend: status != 0");
9538 #endif
9539         return false;
9540     }
9541
9542 #if !ForRelease
9543     NSLog(@"isSafeToSuspend: -> true");
9544 #endif
9545     return true;
9546 }
9547
9548 - (void) suspendReturningToLastApp:(BOOL)returning {
9549     if ([self isSafeToSuspend])
9550         [super suspendReturningToLastApp:returning];
9551 }
9552
9553 - (void) suspend {
9554     if ([self isSafeToSuspend])
9555         [super suspend];
9556 }
9557
9558 - (void) applicationSuspend {
9559     if ([self isSafeToSuspend])
9560         [super applicationSuspend];
9561 }
9562
9563 - (void) applicationSuspend:(GSEventRef)event {
9564     if ([self isSafeToSuspend])
9565         [super applicationSuspend:event];
9566 }
9567
9568 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9569     if ([self isSafeToSuspend])
9570         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9571 }
9572
9573 - (void) _setSuspended:(BOOL)value {
9574     if ([self isSafeToSuspend])
9575         [super _setSuspended:value];
9576 }
9577
9578 - (UIProgressHUD *) addProgressHUD {
9579     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9580     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9581
9582     [window_ setUserInteractionEnabled:NO];
9583
9584     UIViewController *target(tabbar_);
9585     if (UIViewController *modal = [target modalViewController])
9586         target = modal;
9587
9588     [hud showInView:[target view]];
9589
9590     [self lockSuspend];
9591     return hud;
9592 }
9593
9594 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9595     [self unlockSuspend];
9596     [hud hide];
9597     [hud removeFromSuperview];
9598     [window_ setUserInteractionEnabled:YES];
9599 }
9600
9601 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9602     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9603 }
9604
9605 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9606     NSString *scheme([[url scheme] lowercaseString]);
9607     if ([[url absoluteString] length] <= [scheme length] + 3)
9608         return nil;
9609     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9610     NSArray *components([path componentsSeparatedByString:@"/"]);
9611
9612     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9613         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9614         if (controller != nil)
9615             [controller setDelegate:self];
9616         return controller;
9617     }
9618
9619     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9620         return nil;
9621
9622     NSString *base([components objectAtIndex:0]);
9623
9624     CyteViewController *controller = nil;
9625
9626     if ([base isEqualToString:@"url"]) {
9627         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9628         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9629         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9630     } else if (!external && [components count] == 1) {
9631         if ([base isEqualToString:@"sources"]) {
9632             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9633         }
9634
9635         if ([base isEqualToString:@"home"]) {
9636             controller = [[[HomeController alloc] init] autorelease];
9637         }
9638
9639         if ([base isEqualToString:@"sections"]) {
9640             controller = [[[SectionsController alloc] initWithDatabase:database_ source:nil] autorelease];
9641         }
9642
9643         if ([base isEqualToString:@"search"]) {
9644             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9645         }
9646
9647         if ([base isEqualToString:@"changes"]) {
9648             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9649         }
9650
9651         if ([base isEqualToString:@"installed"]) {
9652             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9653         }
9654     } else if ([components count] == 2) {
9655         NSString *argument = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9656
9657         if ([base isEqualToString:@"package"]) {
9658             controller = [self pageForPackage:argument withReferrer:referrer];
9659         }
9660
9661         if (!external && [base isEqualToString:@"search"]) {
9662             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9663         }
9664
9665         if (!external && [base isEqualToString:@"sections"]) {
9666             if ([argument isEqualToString:@"all"] || [argument isEqualToString:@"*"])
9667                 argument = nil;
9668             controller = [[[SectionController alloc] initWithDatabase:database_ source:nil section:argument] autorelease];
9669         }
9670
9671         if ([base isEqualToString:@"sources"]) {
9672             if ([argument isEqualToString:@"add"]) {
9673                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9674                 [(SourcesController *)controller showAddSourcePrompt];
9675             } else {
9676                 Source *source([database_ sourceWithKey:argument]);
9677                 controller = [[[SectionsController alloc] initWithDatabase:database_ source:source] autorelease];
9678             }
9679         }
9680
9681         if (!external && [base isEqualToString:@"launch"]) {
9682             [self launchApplicationWithIdentifier:argument suspended:NO];
9683             return nil;
9684         }
9685     } else if (!external && [components count] == 3) {
9686         NSString *arg1 = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9687         NSString *arg2 = [[components objectAtIndex:2] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9688
9689         if ([base isEqualToString:@"package"]) {
9690             if ([arg2 isEqualToString:@"settings"]) {
9691                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9692             } else if ([arg2 isEqualToString:@"files"]) {
9693                 if (Package *package = [database_ packageWithName:arg1]) {
9694                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9695                     [(FileTable *)controller setPackage:package];
9696                 }
9697             }
9698         }
9699
9700         if ([base isEqualToString:@"sections"]) {
9701             Source *source([arg1 isEqualToString:@"*"] ? nil : [database_ sourceWithKey:arg1]);
9702             NSString *section([arg2 isEqualToString:@"*"] ? nil : arg2);
9703             controller = [[[SectionController alloc] initWithDatabase:database_ source:source section:section] autorelease];
9704         }
9705     }
9706
9707     [controller setDelegate:self];
9708     return controller;
9709 }
9710
9711 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9712     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
9713
9714     if (page != nil)
9715         [tabbar_ setUnselectedViewController:page];
9716
9717     return page != nil;
9718 }
9719
9720 - (void) applicationOpenURL:(NSURL *)url {
9721     [super applicationOpenURL:url];
9722
9723     if (!loaded_)
9724         starturl_ = url;
9725     else
9726         [self openCydiaURL:url forExternal:YES];
9727 }
9728
9729 - (void) applicationWillResignActive:(UIApplication *)application {
9730     // Stop refreshing if you get a phone call or lock the device.
9731     if ([tabbar_ updating])
9732         [tabbar_ cancelUpdate];
9733
9734     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9735         [super applicationWillResignActive:application];
9736 }
9737
9738 - (void) saveState {
9739     [[NSDictionary dictionaryWithObjectsAndKeys:
9740         @"InterfaceState", [tabbar_ navigationURLCollection],
9741         @"LastClosed", [NSDate date],
9742         @"InterfaceIndex", [NSNumber numberWithInt:[tabbar_ selectedIndex]],
9743     nil] writeToFile:@ SavedState_ atomically:YES];
9744
9745     [self _saveConfig];
9746 }
9747
9748 - (void) applicationWillTerminate:(UIApplication *)application {
9749     [self saveState];
9750 }
9751
9752 - (void) applicationDidEnterBackground:(UIApplication *)application {
9753     if (kCFCoreFoundationVersionNumber < 1000 && [self isSafeToSuspend])
9754         return [self terminateWithSuccess];
9755     Backgrounded_ = [NSDate date];
9756     [self saveState];
9757 }
9758
9759 - (void) applicationWillEnterForeground:(UIApplication *)application {
9760     if (Backgrounded_ == nil)
9761         return;
9762
9763     NSTimeInterval interval([Backgrounded_ timeIntervalSinceNow]);
9764
9765     if (interval <= -(30*60)) {
9766         [tabbar_ setSelectedIndex:0];
9767         [[[tabbar_ viewControllers] objectAtIndex:0] popToRootViewControllerAnimated:NO];
9768     }
9769
9770     if (interval <= -(15*60)) {
9771         if (IsReachable("cydia.saurik.com")) {
9772             [tabbar_ beginUpdate];
9773             [appcache_ reloadURLWithCache:YES];
9774         }
9775     }
9776
9777     if ([database_ delocked])
9778         [self reloadData];
9779 }
9780
9781 - (void) setConfigurationData:(NSString *)data {
9782     static RegEx conffile_r("'(.*)' '(.*)' ([01]) ([01])");
9783
9784     if (!conffile_r(data)) {
9785         lprintf("E:invalid conffile\n");
9786         return;
9787     }
9788
9789     NSString *ofile = conffile_r[1];
9790     //NSString *nfile = conffile_r[2];
9791
9792     UIAlertView *alert = [[[UIAlertView alloc]
9793         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9794         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9795         delegate:self
9796         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9797         otherButtonTitles:
9798             UCLocalize("ACCEPT_NEW_COPY"),
9799             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9800         nil
9801     ] autorelease];
9802
9803     [alert setContext:@"conffile"];
9804     [alert setNumberOfRows:2];
9805     [alert show];
9806 }
9807
9808 - (void) addStashController {
9809     [self lockSuspend];
9810     stash_ = [[[StashController alloc] init] autorelease];
9811     [window_ addSubview:[stash_ view]];
9812 }
9813
9814 - (void) removeStashController {
9815     [[stash_ view] removeFromSuperview];
9816     stash_ = nil;
9817     [self unlockSuspend];
9818 }
9819
9820 - (void) stash {
9821     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9822     UpdateExternalStatus(1);
9823     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/cydo /usr/libexec/cydia/free.sh"];
9824     UpdateExternalStatus(0);
9825
9826     [self removeStashController];
9827     [self reloadSpringBoard];
9828 }
9829
9830 - (void) setupViewControllers {
9831     tabbar_ = [[[CydiaTabBarController alloc] initWithDatabase:database_] autorelease];
9832
9833     NSMutableArray *items;
9834     if (kCFCoreFoundationVersionNumber < 800) {
9835         items = [NSMutableArray arrayWithObjects:
9836             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home.png"] tag:0] autorelease],
9837             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install.png"] tag:0] autorelease],
9838             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes.png"] tag:0] autorelease],
9839             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage.png"] tag:0] autorelease],
9840             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search.png"] tag:0] autorelease],
9841         nil];
9842     } else {
9843         items = [NSMutableArray arrayWithObjects:
9844             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home7.png"] selectedImage:[UIImage imageNamed:@"home7s.png"]] autorelease],
9845             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install7.png"] selectedImage:[UIImage imageNamed:@"install7s.png"]] autorelease],
9846             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes7.png"] selectedImage:[UIImage imageNamed:@"changes7s.png"]] autorelease],
9847             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage7.png"] selectedImage:[UIImage imageNamed:@"manage7s.png"]] autorelease],
9848             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search7.png"] selectedImage:[UIImage imageNamed:@"search7s.png"]] autorelease],
9849         nil];
9850     }
9851
9852     NSMutableArray *controllers([NSMutableArray array]);
9853     for (UITabBarItem *item in items) {
9854         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9855         [controller setTabBarItem:item];
9856         [controllers addObject:controller];
9857     }
9858     [tabbar_ setViewControllers:controllers];
9859
9860     [tabbar_ setUpdateDelegate:self];
9861 }
9862
9863 - (void) applicationDidFinishLaunching:(id)unused {
9864     [super applicationDidFinishLaunching:unused];
9865 _trace();
9866
9867     @synchronized (HostConfig_) {
9868         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9869     }
9870
9871     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9872         initWithMemoryCapacity:524288
9873         diskCapacity:10485760
9874         diskPath:Cache("SDURLCache")
9875     ] autorelease]];
9876
9877     [CydiaWebViewController _initialize];
9878
9879     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9880
9881     // this would disallow http{,s} URLs from accessing this data
9882     //[WebView registerURLSchemeAsLocal:@"cydia"];
9883
9884     Font12_ = [UIFont systemFontOfSize:12];
9885     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9886     Font14_ = [UIFont systemFontOfSize:14];
9887     Font18_ = [UIFont systemFontOfSize:18];
9888     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9889     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9890
9891     essential_ = [NSMutableArray arrayWithCapacity:4];
9892     broken_ = [NSMutableArray arrayWithCapacity:4];
9893
9894     // XXX: I really need this thing... like, seriously... I'm sorry
9895     appcache_ = [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] autorelease];
9896     [appcache_ reloadData];
9897
9898     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9899     [window_ orderFront:self];
9900     [window_ makeKey:self];
9901     [window_ setHidden:NO];
9902
9903     if (access("/.cydia_no_stash", F_OK) == 0);
9904     else {
9905
9906     if (false) stash: {
9907         [self addStashController];
9908         // XXX: this would be much cleaner as a yieldToSelector:
9909         // that way the removeStashController could happen right here inline
9910         // we also could no longer require the useless stash_ field anymore
9911         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9912         return;
9913     }
9914
9915     struct stat root;
9916     int error(stat("/", &root));
9917     _assert(error != -1);
9918
9919     #define Stash_(path) do { \
9920         struct stat folder; \
9921         int error(lstat((path), &folder)); \
9922         if (error != -1 && ( \
9923             folder.st_dev == root.st_dev && \
9924             S_ISDIR(folder.st_mode) \
9925         ) || error == -1 && ( \
9926             errno == ENOENT || \
9927             errno == ENOTDIR \
9928         )) goto stash; \
9929     } while (false)
9930
9931     Stash_("/Applications");
9932     Stash_("/Library/Ringtones");
9933     Stash_("/Library/Wallpaper");
9934     //Stash_("/usr/bin");
9935     Stash_("/usr/include");
9936     Stash_("/usr/share");
9937     //Stash_("/var/lib");
9938
9939     }
9940
9941     database_ = [Database sharedInstance];
9942     [database_ setDelegate:self];
9943
9944     [window_ setUserInteractionEnabled:NO];
9945     [self setupViewControllers];
9946
9947     CydiaLoadingViewController *loading([[[CydiaLoadingViewController alloc] init] autorelease]);
9948     UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
9949     [navigation setViewControllers:[NSArray arrayWithObject:loading]];
9950
9951     emulated_ = [[[CyteTabBarController alloc] init] autorelease];
9952     [emulated_ setViewControllers:[NSArray arrayWithObject:navigation]];
9953     [emulated_ setSelectedIndex:0];
9954
9955     if ([emulated_ respondsToSelector:@selector(concealTabBarSelection)])
9956         [emulated_ concealTabBarSelection];
9957
9958     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9959         [window_ setRootViewController:emulated_];
9960     else
9961         [window_ addSubview:[emulated_ view]];
9962
9963     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9964 _trace();
9965 }
9966
9967 - (NSArray *) defaultStartPages {
9968     NSMutableArray *standard = [NSMutableArray array];
9969     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9970     [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9971     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9972     [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9973     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9974     return standard;
9975 }
9976
9977 - (void) loadData {
9978 _trace();
9979     if ([emulated_ modalViewController] != nil)
9980         [emulated_ dismissModalViewControllerAnimated:YES];
9981     [window_ setUserInteractionEnabled:NO];
9982
9983     [self reloadDataWithInvocation:nil];
9984     [self refreshIfPossible];
9985     [self disemulate];
9986
9987     NSDictionary *state([NSDictionary dictionaryWithContentsOfFile:@ SavedState_]);
9988
9989     int savedIndex = [[state objectForKey:@"InterfaceIndex"] intValue];
9990     NSArray *saved = [[[state objectForKey:@"InterfaceState"] mutableCopy] autorelease];
9991     int standardIndex = 0;
9992     NSArray *standard = [self defaultStartPages];
9993
9994     BOOL valid = YES;
9995
9996     if (saved == nil)
9997         valid = NO;
9998
9999     NSDate *closed = [state objectForKey:@"LastClosed"];
10000     if (valid && closed != nil) {
10001         NSTimeInterval interval([closed timeIntervalSinceNow]);
10002         if (interval <= -(30*60))
10003             valid = NO;
10004     }
10005
10006     if (valid && [saved count] != [standard count])
10007         valid = NO;
10008
10009     if (valid) {
10010         for (unsigned int i = 0; i < [standard count]; i++) {
10011             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
10012             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
10013             //      but it's good enough for now.
10014             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
10015                 valid = NO;
10016                 break;
10017             }
10018         }
10019     }
10020
10021     NSArray *items = nil;
10022     if (valid) {
10023         [tabbar_ setSelectedIndex:savedIndex];
10024         items = saved;
10025     } else {
10026         [tabbar_ setSelectedIndex:standardIndex];
10027         items = standard;
10028     }
10029
10030     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
10031         NSArray *stack = [items objectAtIndex:tab];
10032         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
10033         NSMutableArray *current = [NSMutableArray array];
10034
10035         for (unsigned int nav = 0; nav < [stack count]; nav++) {
10036             NSString *addr = [stack objectAtIndex:nav];
10037             NSURL *url = [NSURL URLWithString:addr];
10038             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
10039             if (page != nil)
10040                 [current addObject:page];
10041         }
10042
10043         [navigation setViewControllers:current];
10044     }
10045
10046     // (Try to) show the startup URL.
10047     if (starturl_ != nil) {
10048         [self openCydiaURL:starturl_ forExternal:YES];
10049         starturl_ = nil;
10050     }
10051 }
10052
10053 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
10054     if (!IsWildcat_) {
10055        [sheet addButtonWithTitle:UCLocalize("CANCEL")];
10056        [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
10057     }
10058
10059     if (item != nil && IsWildcat_) {
10060         [sheet showFromBarButtonItem:item animated:YES];
10061     } else {
10062         [sheet showInView:window_];
10063     }
10064 }
10065
10066 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
10067     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
10068     [progress setTitle:task];
10069     [progress addProgressEvent:event];
10070 }
10071
10072 - (void) addProgressEventForTask:(NSArray *)data {
10073     CydiaProgressEvent *event([data objectAtIndex:0]);
10074     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10075     [self addProgressEvent:event forTask:task];
10076 }
10077
10078 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10079     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10080 }
10081
10082 @end
10083
10084 /*IMP alloc_;
10085 id Alloc_(id self, SEL selector) {
10086     id object = alloc_(self, selector);
10087     lprintf("[%s]A-%p\n", self->isa->name, object);
10088     return object;
10089 }*/
10090
10091 /*IMP dealloc_;
10092 id Dealloc_(id self, SEL selector) {
10093     id object = dealloc_(self, selector);
10094     lprintf("[%s]D-%p\n", self->isa->name, object);
10095     return object;
10096 }*/
10097
10098 Class $NSURLConnection;
10099
10100 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10101     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
10102
10103     NSURL *url([copy URL]);
10104
10105     @synchronized (HostConfig_) {
10106         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10107             if ([control isEqualToString:@"max-age=0"])
10108                 if ([CachedURLs_ containsObject:url]) {
10109 #if !ForRelease
10110                     NSLog(@"~~~: %@", url);
10111 #endif
10112
10113                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10114
10115                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10116                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10117                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10118                 }
10119     }
10120
10121     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10122     } return self;
10123 }
10124
10125 Class $WAKWindow;
10126
10127 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
10128     CGSize size([[UIScreen mainScreen] bounds].size);
10129     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10130         if ([$WAKWindow hasLandscapeOrientation])
10131             std::swap(size.width, size.height);*/
10132     return size;
10133 }
10134
10135 Class $NSUserDefaults;
10136
10137 MSHook(id, NSUserDefaults$objectForKey$, NSUserDefaults *self, SEL _cmd, NSString *key) {
10138     if ([key respondsToSelector:@selector(isEqualToString:)] && [key isEqualToString:@"WebKitLocalStorageDatabasePathPreferenceKey"])
10139         return Cache("LocalStorage");
10140     return _NSUserDefaults$objectForKey$(self, _cmd, key);
10141 }
10142
10143 static NSMutableDictionary *AutoreleaseDeepMutableCopyOfDictionary(CFTypeRef type) {
10144     if (type == NULL)
10145         return nil;
10146     if (CFGetTypeID(type) != CFDictionaryGetTypeID())
10147         return nil;
10148     CFTypeRef copy(CFPropertyListCreateDeepCopy(kCFAllocatorDefault, type, kCFPropertyListMutableContainers));
10149     CFRelease(type);
10150     return [(NSMutableDictionary *) copy autorelease];
10151 }
10152
10153 int main_store(int, char *argv[]);
10154
10155 int main(int argc, char *argv[]) {
10156 #ifdef __arm64__
10157     const char *argv0(argv[0]);
10158     if (const char *slash = strrchr(argv0, '/'))
10159         argv0 = slash + 1;
10160     if (false);
10161     else if (!strcmp(argv0, "store"))
10162         return main_store(argc, argv);
10163 #endif
10164
10165     int fd(open("/tmp/cydia.log", O_WRONLY | O_APPEND | O_CREAT, 0644));
10166     dup2(fd, 2);
10167     close(fd);
10168
10169     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10170
10171     _trace();
10172
10173     UpdateExternalStatus(0);
10174
10175     UIScreen *screen([UIScreen mainScreen]);
10176     if ([screen respondsToSelector:@selector(scale)])
10177         ScreenScale_ = [screen scale];
10178     else
10179         ScreenScale_ = 1;
10180
10181     UIDevice *device([UIDevice currentDevice]);
10182     if ([device respondsToSelector:@selector(userInterfaceIdiom)]) {
10183         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10184         if (idiom == UIUserInterfaceIdiomPad)
10185             IsWildcat_ = true;
10186     }
10187
10188     Idiom_ = IsWildcat_ ? @"ipad" : @"iphone";
10189
10190     RegEx pattern("([0-9]+\\.[0-9]+).*");
10191
10192     if (pattern([device systemVersion]))
10193         Firmware_ = pattern[1];
10194     if (pattern(Cydia_))
10195         Major_ = pattern[1];
10196
10197     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10198
10199     HostConfig_ = [[[NSObject alloc] init] autorelease];
10200     @synchronized (HostConfig_) {
10201         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10202         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10203         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10204     }
10205
10206     NSString *ui(@"ui/ios");
10207     if (Idiom_ != nil)
10208         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10209     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10210     UI_ = CydiaURL(ui);
10211
10212     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10213
10214     /* Library Hacks {{{ */
10215     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10216
10217     $WAKWindow = objc_getClass("WAKWindow");
10218     if ($WAKWindow != NULL)
10219         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10220             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10221
10222     $NSURLConnection = objc_getClass("NSURLConnection");
10223     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10224     if (NSURLConnection$init$ != NULL) {
10225         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10226         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10227     }
10228
10229     $NSUserDefaults = objc_getClass("NSUserDefaults");
10230     Method NSUserDefaults$objectForKey$(class_getInstanceMethod($NSUserDefaults, @selector(objectForKey:)));
10231     if (NSUserDefaults$objectForKey$ != NULL) {
10232         _NSUserDefaults$objectForKey$ = reinterpret_cast<id (*)(NSUserDefaults *, SEL, NSString *)>(method_getImplementation(NSUserDefaults$objectForKey$));
10233         method_setImplementation(NSUserDefaults$objectForKey$, reinterpret_cast<IMP>(&$NSUserDefaults$objectForKey$));
10234     }
10235     /* }}} */
10236     /* Set Locale {{{ */
10237     Locale_ = CFLocaleCopyCurrent();
10238     Languages_ = [NSLocale preferredLanguages];
10239
10240     std::string languages;
10241     const char *translation(NULL);
10242
10243     // XXX: this isn't really a language, but this is compatible with older Cydia builds
10244     if (Locale_ != NULL)
10245         if (const char *language = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String]) {
10246             RegEx pattern("([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?");
10247             if (pattern(language)) {
10248                 translation = strdup([pattern->*@"%1$@%2$@" UTF8String]);
10249                 languages += translation;
10250                 languages += ",";
10251             }
10252         }
10253
10254     if (Languages_ != nil)
10255         for (NSString *locale : Languages_) {
10256             auto components([NSLocale componentsFromLocaleIdentifier:locale]);
10257             NSString *language([components objectForKey:(id)kCFLocaleLanguageCode]);
10258             if (NSString *script = [components objectForKey:(id)kCFLocaleScriptCode])
10259                 language = [NSString stringWithFormat:@"%@-%@", language, script];
10260             languages += [language UTF8String];
10261             languages += ",";
10262         }
10263
10264     languages += "en";
10265     NSLog(@"Setting Language: [%s] %s", translation, languages.c_str());
10266     /* }}} */
10267     /* Index Collation {{{ */
10268     if (Class $UILocalizedIndexedCollation = objc_getClass("UILocalizedIndexedCollation")) { @try {
10269         NSBundle *bundle([NSBundle bundleForClass:$UILocalizedIndexedCollation]);
10270         NSString *path([bundle pathForResource:@"UITableViewLocalizedSectionIndex" ofType:@"plist"]);
10271         //path = @"/System/Library/Frameworks/UIKit.framework/.lproj/UITableViewLocalizedSectionIndex.plist";
10272         NSDictionary *dictionary([NSDictionary dictionaryWithContentsOfFile:path]);
10273         _H<UILocalizedIndexedCollation> collation([[[$UILocalizedIndexedCollation alloc] initWithDictionary:dictionary] autorelease]);
10274
10275         CollationLocale_ = MSHookIvar<NSLocale *>(collation, "_locale");
10276
10277         if (kCFCoreFoundationVersionNumber >= 800 && [[CollationLocale_ localeIdentifier] isEqualToString:@"zh@collation=stroke"]) {
10278             CollationThumbs_ = [NSArray arrayWithObjects:@"1",@"•",@"4",@"•",@"7",@"•",@"10",@"•",@"13",@"•",@"16",@"•",@"19",@"A",@"•",@"E",@"•",@"I",@"•",@"M",@"•",@"R",@"•",@"V",@"•",@"Z",@"#",nil];
10279             for (NSInteger offset : (NSInteger[]) {0,1,3,4,6,7,9,10,12,13,15,16,18,25,26,29,30,33,34,37,38,42,43,46,47,50,51})
10280                 CollationOffset_.push_back(offset);
10281             CollationTitles_ = [NSArray arrayWithObjects:@"1 畫",@"2 畫",@"3 畫",@"4 畫",@"5 畫",@"6 畫",@"7 畫",@"8 畫",@"9 畫",@"10 畫",@"11 畫",@"12 畫",@"13 畫",@"14 畫",@"15 畫",@"16 畫",@"17 畫",@"18 畫",@"19 畫",@"20 畫",@"21 畫",@"22 畫",@"23 畫",@"24 畫",@"25 畫以上",@"A",@"B",@"C",@"D",@"E",@"F",@"G",@"H",@"I",@"J",@"K",@"L",@"M",@"N",@"O",@"P",@"Q",@"R",@"S",@"T",@"U",@"V",@"W",@"X",@"Y",@"Z",@"#",nil];
10282             CollationStarts_ = [NSArray arrayWithObjects:@"一",@"丁",@"丈",@"不",@"且",@"丞",@"串",@"並",@"亭",@"乘",@"乾",@"傀",@"亂",@"僎",@"僵",@"儐",@"償",@"叢",@"儳",@"嚴",@"儷",@"儻",@"囌",@"囑",@"廳",@"a",@"b",@"c",@"d",@"e",@"f",@"g",@"h",@"i",@"j",@"k",@"l",@"m",@"n",@"o",@"p",@"q",@"r",@"s",@"t",@"u",@"v",@"w",@"x",@"y",@"z",@"ʒ",nil];
10283         } else {
10284
10285         CollationThumbs_ = [collation sectionIndexTitles];
10286         for (size_t index(0), end([CollationThumbs_ count]); index != end; ++index)
10287             CollationOffset_.push_back([collation sectionForSectionIndexTitleAtIndex:index]);
10288
10289         CollationTitles_ = [collation sectionTitles];
10290         CollationStarts_ = MSHookIvar<NSArray *>(collation, "_sectionStartStrings");
10291
10292         NSString *&transform(MSHookIvar<NSString *>(collation, "_transform"));
10293         if (&transform != NULL && transform != nil) {
10294             /*if ([collation respondsToSelector:@selector(transformedCollationStringForString:)])
10295                 CollationModify_ = [=](NSString *value) { return [collation transformedCollationStringForString:value]; };*/
10296             const UChar *uid(reinterpret_cast<const UChar *>([transform cStringUsingEncoding:NSUnicodeStringEncoding]));
10297             UErrorCode code(U_ZERO_ERROR);
10298             CollationTransl_ = utrans_openU(uid, -1, UTRANS_FORWARD, NULL, 0, NULL, &code);
10299             if (!U_SUCCESS(code))
10300                 NSLog(@"%s", u_errorName(code));
10301         }
10302
10303         }
10304     } @catch (NSException *e) {
10305         NSLog(@"%@", e);
10306         goto hard;
10307     } } else hard: {
10308         CollationLocale_ = [[[NSLocale alloc] initWithLocaleIdentifier:@"en@collation=dictionary"] autorelease];
10309
10310         CollationThumbs_ = [NSArray arrayWithObjects:@"A",@"B",@"C",@"D",@"E",@"F",@"G",@"H",@"I",@"J",@"K",@"L",@"M",@"N",@"O",@"P",@"Q",@"R",@"S",@"T",@"U",@"V",@"W",@"X",@"Y",@"Z",@"#",nil];
10311         for (NSInteger offset(0); offset != 28; ++offset)
10312             CollationOffset_.push_back(offset);
10313
10314         CollationTitles_ = [NSArray arrayWithObjects:@"A",@"B",@"C",@"D",@"E",@"F",@"G",@"H",@"I",@"J",@"K",@"L",@"M",@"N",@"O",@"P",@"Q",@"R",@"S",@"T",@"U",@"V",@"W",@"X",@"Y",@"Z",@"#",nil];
10315         CollationStarts_ = [NSArray arrayWithObjects:@"a",@"b",@"c",@"d",@"e",@"f",@"g",@"h",@"i",@"j",@"k",@"l",@"m",@"n",@"o",@"p",@"q",@"r",@"s",@"t",@"u",@"v",@"w",@"x",@"y",@"z",@"ʒ",nil];
10316     }
10317     /* }}} */
10318
10319     App_ = [[NSBundle mainBundle] bundlePath];
10320     Advanced_ = YES;
10321
10322     Cache_ = [[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia", @"/var/mobile"] retain];
10323     mkdir([Cache_ UTF8String], 0755);
10324
10325     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10326     alloc_ = alloc->method_imp;
10327     alloc->method_imp = (IMP) &Alloc_;*/
10328
10329     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10330     dealloc_ = dealloc->method_imp;
10331     dealloc->method_imp = (IMP) &Dealloc_;*/
10332
10333     void *gestalt(dlopen("/usr/lib/libMobileGestalt.dylib", RTLD_GLOBAL | RTLD_LAZY));
10334     $MGCopyAnswer = reinterpret_cast<CFStringRef (*)(CFStringRef)>(dlsym(gestalt, "MGCopyAnswer"));
10335
10336     /* System Information {{{ */
10337     size_t size;
10338
10339     int maxproc;
10340     size = sizeof(maxproc);
10341     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10342         perror("sysctlbyname(\"kern.maxproc\", ?)");
10343     else if (maxproc < 64) {
10344         maxproc = 64;
10345         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10346             perror("sysctlbyname(\"kern.maxproc\", #)");
10347     }
10348
10349     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10350     char *osversion = new char[size];
10351     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10352         perror("sysctlbyname(\"kern.osversion\", ?)");
10353     else
10354         System_ = [NSString stringWithUTF8String:osversion];
10355
10356     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10357     char *machine = new char[size];
10358     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10359         perror("sysctlbyname(\"hw.machine\", ?)");
10360     else
10361         Machine_ = machine;
10362
10363     int64_t usermem(0);
10364     size = sizeof(usermem);
10365     if (sysctlbyname("hw.usermem", &usermem, &size, NULL, 0) == -1)
10366         usermem = 0;
10367
10368     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10369     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10370     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10371
10372     UniqueID_ = UniqueIdentifier(device);
10373
10374     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10375         Product_ = [info objectForKey:@"SafariProductVersion"];
10376         Safari_ = [info objectForKey:@"CFBundleVersion"];
10377     }
10378
10379     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10380
10381     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Safari_))
10382         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[1], agent];
10383     if (RegEx match = RegEx("([0-9]+[A-Z][0-9]+[a-z]?).*", System_))
10384         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[1], agent];
10385     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Product_))
10386         agent = [NSString stringWithFormat:@"Version/%@ %@", match[1], agent];
10387
10388     UserAgent_ = agent;
10389     /* }}} */
10390     /* Load Database {{{ */
10391     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10392
10393     _trace();
10394     mkdir("/var/mobile/Library/Cydia", 0755);
10395     MetaFile_.Open("/var/mobile/Library/Cydia/metadata.cb0");
10396     _trace();
10397
10398     Values_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaValues"), CFSTR("com.saurik.Cydia")));
10399     Sections_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaSections"), CFSTR("com.saurik.Cydia")));
10400     Sources_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaSources"), CFSTR("com.saurik.Cydia")));
10401     Version_ = [(NSNumber *) CFPreferencesCopyAppValue(CFSTR("CydiaVersion"), CFSTR("com.saurik.Cydia")) autorelease];
10402
10403     _trace();
10404     NSDictionary *metadata([[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease]);
10405
10406     if (Values_ == nil)
10407         Values_ = [metadata objectForKey:@"Values"];
10408     if (Values_ == nil)
10409         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10410
10411     if (Sections_ == nil)
10412         Sections_ = [metadata objectForKey:@"Sections"];
10413     if (Sections_ == nil)
10414         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10415
10416     if (Sources_ == nil)
10417         Sources_ = [metadata objectForKey:@"Sources"];
10418     if (Sources_ == nil)
10419         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10420
10421     // XXX: this wrong, but in a way that doesn't matter :/
10422     if (Version_ == nil)
10423         Version_ = [metadata objectForKey:@"Version"];
10424     if (Version_ == nil)
10425         Version_ = [NSNumber numberWithUnsignedInt:0];
10426
10427     if (NSDictionary *packages = [metadata objectForKey:@"Packages"]) {
10428         bool fail(false);
10429         CFDictionaryApplyFunction((CFDictionaryRef) packages, &PackageImport, &fail);
10430         _trace();
10431         if (fail)
10432             NSLog(@"unable to import package preferences... from 2010? oh well :/");
10433     }
10434
10435     if ([Version_ unsignedIntValue] == 0) {
10436         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10437         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10438         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10439         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10440
10441         Version_ = [NSNumber numberWithUnsignedInt:1];
10442
10443         if (NSMutableDictionary *cache = [NSMutableDictionary dictionaryWithContentsOfFile:@ CacheState_]) {
10444             [cache removeObjectForKey:@"LastUpdate"];
10445             [cache writeToFile:@ CacheState_ atomically:YES];
10446         }
10447     }
10448
10449     _H<NSMutableArray> broken([NSMutableArray array]);
10450     for (NSString *key in (id) Sources_)
10451         if ([key rangeOfCharacterFromSet:[NSCharacterSet characterSetWithCharactersInString:@"# "]].location != NSNotFound || ![([[Sources_ objectForKey:key] objectForKey:@"URI"] ?: @"/") hasSuffix:@"/"])
10452             [broken addObject:key];
10453     if ([broken count] != 0)
10454         for (NSString *key in (id) broken)
10455             [Sources_ removeObjectForKey:key];
10456     broken = nil;
10457
10458     SaveConfig(nil);
10459     system("/usr/libexec/cydia/cydo /bin/rm -f /var/lib/cydia/metadata.plist");
10460     /* }}} */
10461
10462     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10463
10464     if (kCFCoreFoundationVersionNumber > 1000)
10465         system("/usr/libexec/cydia/cydo /usr/libexec/cydia/setnsfpn /var/lib");
10466
10467     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10468
10469     if (access("/User", F_OK) != 0 || version != 6) {
10470         _trace();
10471         system("/usr/libexec/cydia/cydo /usr/libexec/cydia/firmware.sh");
10472         _trace();
10473     }
10474
10475     if (access("/tmp/cydia.chk", F_OK) == 0) {
10476         if (unlink([Cache("pkgcache.bin") UTF8String]) == -1)
10477             _assert(errno == ENOENT);
10478         if (unlink([Cache("srcpkgcache.bin") UTF8String]) == -1)
10479             _assert(errno == ENOENT);
10480     }
10481
10482     system("/usr/libexec/cydia/cydo /bin/ln -sf /var/mobile/Library/Caches/com.saurik.Cydia/sources.list /etc/apt/sources.list.d/cydia.list");
10483
10484     /* APT Initialization {{{ */
10485     _assert(pkgInitConfig(*_config));
10486     _assert(pkgInitSystem(*_config, _system));
10487
10488     _config->Set("Acquire::AllowInsecureRepositories", true);
10489     _config->Set("Acquire::Check-Valid-Until", false);
10490     _config->Set("Dir::Bin::Methods::store", "/Applications/Cydia.app/store");
10491
10492     _config->Set("pkgCacheGen::ForceEssential", "");
10493
10494     if (translation != NULL)
10495         _config->Set("APT::Acquire::Translation", translation);
10496     _config->Set("Acquire::Languages", languages);
10497
10498     // XXX: this timeout might be important :(
10499     //_config->Set("Acquire::http::Timeout", 15);
10500
10501     _config->Set("Acquire::http::MaxParallel", usermem >= 384 * 1024 * 1024 ? 16 : 3);
10502
10503     mkdir([Cache("archives") UTF8String], 0755);
10504     mkdir([Cache("archives/partial") UTF8String], 0755);
10505     _config->Set("Dir::Cache", [Cache_ UTF8String]);
10506
10507     symlink("/var/lib/apt/extended_states", [Cache("extended_states") UTF8String]);
10508     _config->Set("Dir::State", [Cache_ UTF8String]);
10509
10510     mkdir([Cache("lists") UTF8String], 0755);
10511     mkdir([Cache("lists/partial") UTF8String], 0755);
10512     mkdir([Cache("periodic") UTF8String], 0755);
10513     _config->Set("Dir::State::Lists", [Cache("lists") UTF8String]);
10514
10515     std::string logs("/var/mobile/Library/Logs/Cydia");
10516     mkdir(logs.c_str(), 0755);
10517     _config->Set("Dir::Log", logs);
10518
10519     _config->Set("Dir::Bin::dpkg", "/usr/libexec/cydia/cydo");
10520     /* }}} */
10521     /* Color Choices {{{ */
10522     space_ = CGColorSpaceCreateDeviceRGB();
10523
10524     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10525     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10526     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10527     Folder_.Set(space_, 0x8e/255.f, 0x8e/255.f, 0x93/255.f, 1.0);
10528     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10529     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10530     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10531     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10532     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10533     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10534
10535     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10536     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10537     /* }}}*/
10538     /* UIKit Configuration {{{ */
10539     // XXX: I have a feeling this was important
10540     //UIKeyboardDisableAutomaticAppearance();
10541     /* }}} */
10542
10543     $SBSSetInterceptsMenuButtonForever = reinterpret_cast<void (*)(bool)>(dlsym(RTLD_DEFAULT, "SBSSetInterceptsMenuButtonForever"));
10544     $SBSCopyIconImagePNGDataForDisplayIdentifier = reinterpret_cast<NSData *(*)(NSString *)>(dlsym(RTLD_DEFAULT, "SBSCopyIconImagePNGDataForDisplayIdentifier"));
10545
10546     const char *symbol(kCFCoreFoundationVersionNumber >= 800 ? "MGGetBoolAnswer" : "GSSystemHasCapability");
10547     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, symbol));
10548     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10549
10550     PulseInterval_ = fast ? 50000 : 500000;
10551
10552     Colon_ = UCLocalize("COLON_DELIMITED");
10553     Elision_ = UCLocalize("ELISION");
10554     Error_ = UCLocalize("ERROR");
10555     Warning_ = UCLocalize("WARNING");
10556
10557     _trace();
10558     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10559
10560     CGColorSpaceRelease(space_);
10561     CFRelease(Locale_);
10562
10563     [pool release];
10564     return value;
10565 }