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 CFIndex CFBSearch_(const Type_ &element, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 334     const char *ptr = (const char *)list;
 335     while (0 < count) {
 336         CFIndex 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 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 347     if (range.length == 0)
 348         return;
 349     const void **values(new const void *[range.length]);
 350     CFArrayGetValues(array, range, values);
 351
 352 #if HistogramInsertionSort > 0
 353     uint32_t total(0), *offsets(new uint32_t[range.length]);
 354 #endif
 355
 356     for (CFIndex index(1); index != range.length; ++index) {
 357         const void *value(values[index]);
 358 #if 0
 359         CFIndex correct(CFBSearch_(value, values, index, comparator, context));
 360 #else
 361         CFIndex correct(index);
 362         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 363 #if HistogramInsertionSort > 1
 364             NSLog(@"%@ < %@", value, values[correct - 1]);
 365 #endif
 366             if (--correct == 0)
 367                 break;
 368             if (index - correct >= 8) {
 369                 correct = CFBSearch_(value, values, correct, comparator, context);
 370                 break;
 371             }
 372         }
 373 #endif
 374         if (correct != index) {
 375             size_t offset(index - correct);
 376 #if HistogramInsertionSort
 377             total += offset;
 378             ++offsets[offset];
 379             if (offset > 10)
 380                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 381 #endif
 382             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 383             values[correct] = value;
 384         }
 385     }
 386
 387     CFArrayReplaceValues(array, range, values, range.length);
 388     delete [] values;
 389
 390 #if HistogramInsertionSort > 0
 391     for (CFIndex index(0); index != range.length; ++index)
 392         if (offsets[index] != 0)
 393             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 394     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 395     delete [] offsets;
 396 #endif
 397 }
 398
 399 /* }}} */
 400
 401 /* Apple Bug Fixes {{{ */
 402 @implementation UIWebDocumentView (Cydia)
 403
 404 - (void) _setScrollerOffset:(CGPoint)offset {
 405     UIScroller *scroller([self _scroller]);
 406
 407     CGSize size([scroller contentSize]);
 408     CGSize bounds([scroller bounds].size);
 409
 410     CGPoint max;
 411     max.x = size.width - bounds.width;
 412     max.y = size.height - bounds.height;
 413
 414     // wtf Apple?!
 415     if (max.x < 0)
 416         max.x = 0;
 417     if (max.y < 0)
 418         max.y = 0;
 419
 420     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 421     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 422
 423     [scroller setOffset:offset];
 424 }
 425
 426 @end
 427 /* }}} */
 428
 429 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 430     size_t length([self length] - state->state);
 431     if (length <= 0)
 432         return 0;
 433     else if (length > count)
 434         length = count;
 435     for (size_t i(0); i != length; ++i)
 436         objects[i] = [self item:state->state++];
 437     state->itemsPtr = objects;
 438     state->mutationsPtr = (unsigned long *) self;
 439     return length;
 440 }
 441
 442 /* Cydia NSString Additions {{{ */
 443 @interface NSString (Cydia)
 444 - (NSComparisonResult) compareByPath:(NSString *)other;
 445 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 446 @end
 447
 448 @implementation NSString (Cydia)
 449
 450 - (NSComparisonResult) compareByPath:(NSString *)other {
 451     NSString *prefix = [self commonPrefixWithString:other options:0];
 452     size_t length = [prefix length];
 453
 454     NSRange lrange = NSMakeRange(length, [self length] - length);
 455     NSRange rrange = NSMakeRange(length, [other length] - length);
 456
 457     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 458     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 459
 460     NSComparisonResult value;
 461
 462     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 463         value = NSOrderedSame;
 464     else if (lrange.location == NSNotFound)
 465         value = NSOrderedAscending;
 466     else if (rrange.location == NSNotFound)
 467         value = NSOrderedDescending;
 468     else
 469         value = NSOrderedSame;
 470
 471     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 472         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 473     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 474         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 475
 476     NSComparisonResult result = [lpath compare:rpath];
 477     return result == NSOrderedSame ? value : result;
 478 }
 479
 480 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 481     return [(id)CFURLCreateStringByAddingPercentEscapes(
 482         kCFAllocatorDefault,
 483         (CFStringRef) self,
 484         NULL,
 485         CFSTR(";/?:@&=+$,"),
 486         kCFStringEncodingUTF8
 487     ) autorelease];
 488 }
 489
 490 @end
 491 /* }}} */
 492
 493 /* C++ NSString Wrapper Cache {{{ */
 494 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 495     return size == 0 ? NULL :
 496         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 497         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 498 }
 499
 500 static _finline CFStringRef CYStringCreate(const std::string &data) {
 501     return CYStringCreate(data.data(), data.size());
 502 }
 503
 504 static _finline CFStringRef CYStringCreate(const char *data) {
 505     return CYStringCreate(data, strlen(data));
 506 }
 507
 508 class CYString {
 509   private:
 510     char *data_;
 511     size_t size_;
 512     CFStringRef cache_;
 513
 514     _finline void clear_() {
 515         if (cache_ != NULL) {
 516             CFRelease(cache_);
 517             cache_ = NULL;
 518         }
 519     }
 520
 521   public:
 522     _finline bool empty() const {
 523         return size_ == 0;
 524     }
 525
 526     _finline size_t size() const {
 527         return size_;
 528     }
 529
 530     _finline char *data() const {
 531         return data_;
 532     }
 533
 534     _finline void clear() {
 535         size_ = 0;
 536         clear_();
 537     }
 538
 539     _finline CYString() :
 540         data_(0),
 541         size_(0),
 542         cache_(NULL)
 543     {
 544     }
 545
 546     _finline ~CYString() {
 547         clear_();
 548     }
 549
 550     void operator =(const CYString &rhs) {
 551         data_ = rhs.data_;
 552         size_ = rhs.size_;
 553
 554         if (rhs.cache_ == nil)
 555             cache_ = NULL;
 556         else
 557             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 558     }
 559
 560     void copy(CYPool *pool) {
 561         char *temp(pool->malloc<char>(size_ + 1));
 562         memcpy(temp, data_, size_);
 563         temp[size_] = '\0';
 564         data_ = temp;
 565     }
 566
 567     void set(CYPool *pool, const char *data, size_t size) {
 568         if (size == 0)
 569             clear();
 570         else {
 571             clear_();
 572
 573             data_ = const_cast<char *>(data);
 574             size_ = size;
 575
 576             if (pool != NULL)
 577                 copy(pool);
 578         }
 579     }
 580
 581     _finline void set(CYPool *pool, const char *data) {
 582         set(pool, data, data == NULL ? 0 : strlen(data));
 583     }
 584
 585     _finline void set(CYPool *pool, const std::string &rhs) {
 586         set(pool, rhs.data(), rhs.size());
 587     }
 588
 589     bool operator ==(const CYString &rhs) const {
 590         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 591     }
 592
 593     _finline operator CFStringRef() {
 594         if (cache_ == NULL)
 595             cache_ = CYStringCreate(data_, size_);
 596         return cache_;
 597     }
 598
 599     _finline operator id() {
 600         return (NSString *) static_cast<CFStringRef>(*this);
 601     }
 602
 603     _finline operator const char *() {
 604         return reinterpret_cast<const char *>(data_);
 605     }
 606 };
 607 /* }}} */
 608 /* C++ NSString Algorithm Adapters {{{ */
 609 extern "C" {
 610     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 611 }
 612
 613 struct NSStringMapHash :
 614     std::unary_function<NSString *, size_t>
 615 {
 616     _finline size_t operator ()(NSString *value) const {
 617         return CFStringHashNSString((CFStringRef) value);
 618     }
 619 };
 620
 621 struct NSStringMapLess :
 622     std::binary_function<NSString *, NSString *, bool>
 623 {
 624     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 625         return [lhs compare:rhs] == NSOrderedAscending;
 626     }
 627 };
 628
 629 struct NSStringMapEqual :
 630     std::binary_function<NSString *, NSString *, bool>
 631 {
 632     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 633         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 634         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 635         //[lhs isEqualToString:rhs];
 636     }
 637 };
 638 /* }}} */
 639
 640 /* CoreGraphics Primitives {{{ */
 641 class CYColor {
 642   private:
 643     CGColorRef color_;
 644
 645     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 646         CGFloat color[] = {red, green, blue, alpha};
 647         return CGColorCreate(space, color);
 648     }
 649
 650   public:
 651     CYColor() :
 652         color_(NULL)
 653     {
 654     }
 655
 656     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 657         color_(Create_(space, red, green, blue, alpha))
 658     {
 659         Set(space, red, green, blue, alpha);
 660     }
 661
 662     void Clear() {
 663         if (color_ != NULL)
 664             CGColorRelease(color_);
 665     }
 666
 667     ~CYColor() {
 668         Clear();
 669     }
 670
 671     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 672         Clear();
 673         color_ = Create_(space, red, green, blue, alpha);
 674     }
 675
 676     operator CGColorRef() {
 677         return color_;
 678     }
 679 };
 680 /* }}} */
 681
 682 /* Random Global Variables {{{ */
 683 static int PulseInterval_ = 500000;
 684
 685 static const NSString *UI_;
 686
 687 static int Finish_;
 688 static bool RestartSubstrate_;
 689 static NSArray *Finishes_;
 690
 691 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 692 #define NotifyConfig_ "/etc/notify.conf"
 693
 694 static bool Queuing_;
 695
 696 static CYColor Blue_;
 697 static CYColor Blueish_;
 698 static CYColor Black_;
 699 static CYColor Folder_;
 700 static CYColor Off_;
 701 static CYColor White_;
 702 static CYColor Gray_;
 703 static CYColor Green_;
 704 static CYColor Purple_;
 705 static CYColor Purplish_;
 706
 707 static UIColor *InstallingColor_;
 708 static UIColor *RemovingColor_;
 709
 710 static NSString *App_;
 711
 712 static BOOL Advanced_;
 713 static BOOL Ignored_;
 714
 715 static _H<UIFont> Font12_;
 716 static _H<UIFont> Font12Bold_;
 717 static _H<UIFont> Font14_;
 718 static _H<UIFont> Font18_;
 719 static _H<UIFont> Font18Bold_;
 720 static _H<UIFont> Font22Bold_;
 721
 722 static const char *Machine_ = NULL;
 723 static _H<NSString> System_;
 724 static NSString *SerialNumber_ = nil;
 725 static NSString *ChipID_ = nil;
 726 static NSString *BBSNum_ = nil;
 727 static _H<NSString> UniqueID_;
 728 static _H<NSString> UserAgent_;
 729 static _H<NSString> Product_;
 730 static _H<NSString> Safari_;
 731
 732 static _H<NSLocale> CollationLocale_;
 733 static _H<NSArray> CollationThumbs_;
 734 static std::vector<NSInteger> CollationOffset_;
 735 static _H<NSArray> CollationTitles_;
 736 static _H<NSArray> CollationStarts_;
 737 static UTransliterator *CollationTransl_;
 738 //static Function<NSString *, NSString *> CollationModify_;
 739
 740 typedef std::basic_string<UChar> ustring;
 741 static ustring CollationString_;
 742
 743 #define CUC const ustring &str(*reinterpret_cast<const ustring *>(rep))
 744 #define UC ustring &str(*reinterpret_cast<ustring *>(rep))
 745 static struct UReplaceableCallbacks CollationUCalls_ = {
 746     .length = [](const UReplaceable *rep) -> int32_t { CUC;
 747         return str.size();
 748     },
 749
 750     .charAt = [](const UReplaceable *rep, int32_t offset) -> UChar { CUC;
 751         //fprintf(stderr, "charAt(%d) : %d\n", offset, str.size());
 752         if (offset >= str.size())
 753             return 0xffff;
 754         return str[offset];
 755     },
 756
 757     .char32At = [](const UReplaceable *rep, int32_t offset) -> UChar32 { CUC;
 758         //fprintf(stderr, "char32At(%d) : %d\n", offset, str.size());
 759         if (offset >= str.size())
 760             return 0xffff;
 761         UChar32 c;
 762         U16_GET(str.data(), 0, offset, str.size(), c);
 763         return c;
 764     },
 765
 766     .replace = [](UReplaceable *rep, int32_t start, int32_t limit, const UChar *text, int32_t length) -> void { UC;
 767         //fprintf(stderr, "replace(%d, %d, %d) : %d\n", start, limit, length, str.size());
 768         str.replace(start, limit - start, text, length);
 769     },
 770
 771     .extract = [](UReplaceable *rep, int32_t start, int32_t limit, UChar *dst) -> void { UC;
 772         //fprintf(stderr, "extract(%d, %d) : %d\n", start, limit, str.size());
 773         str.copy(dst, limit - start, start);
 774     },
 775
 776     .copy = [](UReplaceable *rep, int32_t start, int32_t limit, int32_t dest) -> void { UC;
 777         //fprintf(stderr, "copy(%d, %d, %d) : %d\n", start, limit, dest, str.size());
 778         str.replace(dest, 0, str, start, limit - start);
 779     },
 780 };
 781
 782 static CFLocaleRef Locale_;
 783 static NSArray *Languages_;
 784 static CGColorSpaceRef space_;
 785
 786 #define CacheState_ "/var/mobile/Library/Caches/com.saurik.Cydia/CacheState.plist"
 787 #define SavedState_ "/var/mobile/Library/Caches/com.saurik.Cydia/SavedState.plist"
 788
 789 static NSDictionary *SectionMap_;
 790 static _H<NSDate> Backgrounded_;
 791 static _transient NSMutableDictionary *Values_;
 792 static _transient NSMutableDictionary *Sections_;
 793 _H<NSMutableDictionary> Sources_;
 794 static _transient NSNumber *Version_;
 795 static time_t now_;
 796
 797 bool IsWildcat_;
 798 CGFloat ScreenScale_;
 799 static NSString *Idiom_;
 800 static _H<NSString> Firmware_;
 801 static NSString *Major_;
 802
 803 static _H<NSMutableDictionary> SessionData_;
 804 static _H<NSObject> HostConfig_;
 805 static _H<NSMutableSet> BridgedHosts_;
 806 static _H<NSMutableSet> InsecureHosts_;
 807 static _H<NSMutableSet> PipelinedHosts_;
 808 static _H<NSMutableSet> CachedURLs_;
 809
 810 static NSString *kCydiaProgressEventTypeError = @"Error";
 811 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 812 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 813 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 814 /* }}} */
 815
 816 /* Display Helpers {{{ */
 817 inline float Interpolate(float begin, float end, float fraction) {
 818     return (end - begin) * fraction + begin;
 819 }
 820
 821 static inline double Retina(double value) {
 822     value *= ScreenScale_;
 823     value = round(value);
 824     value /= ScreenScale_;
 825     return value;
 826 }
 827
 828 static inline CGRect Retina(CGRect value) {
 829     value.origin.x *= ScreenScale_;
 830     value.origin.y *= ScreenScale_;
 831     value.size.width *= ScreenScale_;
 832     value.size.height *= ScreenScale_;
 833     value = CGRectIntegral(value);
 834     value.origin.x /= ScreenScale_;
 835     value.origin.y /= ScreenScale_;
 836     value.size.width /= ScreenScale_;
 837     value.size.height /= ScreenScale_;
 838     return value;
 839 }
 840
 841 static _finline const char *StripVersion_(const char *version) {
 842     const char *colon(strchr(version, ':'));
 843     return colon == NULL ? version : colon + 1;
 844 }
 845
 846 NSString *LocalizeSection(NSString *section) {
 847     static RegEx title_r("(.*?) \\((.*)\\)");
 848     if (title_r(section)) {
 849         NSString *parent(title_r[1]);
 850         NSString *child(title_r[2]);
 851
 852         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 853             LocalizeSection(parent),
 854             LocalizeSection(child)
 855         ];
 856     }
 857
 858     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 859 }
 860
 861 NSString *Simplify(NSString *title) {
 862     const char *data = [title UTF8String];
 863     size_t size = [title lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
 864
 865     static RegEx square_r("\\[(.*)\\]");
 866     if (square_r(data, size))
 867         return Simplify(square_r[1]);
 868
 869     static RegEx paren_r("\\((.*)\\)");
 870     if (paren_r(data, size))
 871         return Simplify(paren_r[1]);
 872
 873     static RegEx title_r("(.*?) \\((.*)\\)");
 874     if (title_r(data, size))
 875         return Simplify(title_r[1]);
 876
 877     return title;
 878 }
 879 /* }}} */
 880
 881 bool isSectionVisible(NSString *section) {
 882     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 883     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 884     return hidden == nil || ![hidden boolValue];
 885 }
 886
 887 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 888     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 889     if (entry == MACH_PORT_NULL)
 890         return nil;
 891
 892     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 893     IOObjectRelease(entry);
 894
 895     if (value == NULL)
 896         return nil;
 897     return [(id) value autorelease];
 898 }
 899
 900 static NSString *CYHex(NSData *data, bool reverse = false) {
 901     if (data == nil)
 902         return nil;
 903
 904     size_t length([data length]);
 905     uint8_t bytes[length];
 906     [data getBytes:bytes];
 907
 908     char string[length * 2 + 1];
 909     for (size_t i(0); i != length; ++i)
 910         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 911
 912     return [NSString stringWithUTF8String:string];
 913 }
 914
 915 static NSString *VerifySource(NSString *href) {
 916     static RegEx href_r("(http(s?)://|file:///)[^# ]*");
 917     if (!href_r(href)) {
 918         [[[[UIAlertView alloc]
 919             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("INVALID_URL")]
 920             message:UCLocalize("INVALID_URL_EX")
 921             delegate:nil
 922             cancelButtonTitle:UCLocalize("OK")
 923             otherButtonTitles:nil
 924         ] autorelease] show];
 925
 926         return nil;
 927     }
 928
 929     if (![href hasSuffix:@"/"])
 930         href = [href stringByAppendingString:@"/"];
 931     return href;
 932 }
 933
 934 @class Cydia;
 935
 936 /* Delegate Prototypes {{{ */
 937 @class Package;
 938 @class Source;
 939 @class CydiaProgressEvent;
 940
 941 @protocol DatabaseDelegate
 942 - (void) repairWithSelector:(SEL)selector;
 943 - (void) setConfigurationData:(NSString *)data;
 944 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 945 @end
 946
 947 @class CYPackageController;
 948
 949 @protocol SourceDelegate
 950 - (void) setFetch:(NSNumber *)fetch;
 951 @end
 952
 953 @protocol FetchDelegate
 954 - (bool) isSourceCancelled;
 955 - (void) startSourceFetch:(NSString *)uri;
 956 - (void) stopSourceFetch:(NSString *)uri;
 957 @end
 958
 959 @protocol CydiaDelegate
 960 - (void) returnToCydia;
 961 - (void) saveState;
 962 - (void) retainNetworkActivityIndicator;
 963 - (void) releaseNetworkActivityIndicator;
 964 - (void) clearPackage:(Package *)package;
 965 - (void) installPackage:(Package *)package;
 966 - (void) installPackages:(NSArray *)packages;
 967 - (void) removePackage:(Package *)package;
 968 - (void) beginUpdate;
 969 - (BOOL) updating;
 970 - (bool) requestUpdate;
 971 - (void) distUpgrade;
 972 - (void) loadData;
 973 - (void) updateData;
 974 - (void) _saveConfig;
 975 - (void) syncData;
 976 - (void) addSource:(NSDictionary *)source;
 977 - (BOOL) addTrivialSource:(NSString *)href;
 978 - (UIProgressHUD *) addProgressHUD;
 979 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 980 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 981 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 982 @end
 983 /* }}} */
 984
 985 /* CancelStatus {{{ */
 986 class CancelStatus :
 987     public pkgAcquireStatus
 988 {
 989   private:
 990     bool cancelled_;
 991
 992   public:
 993     CancelStatus() :
 994         cancelled_(false)
 995     {
 996     }
 997
 998     virtual bool MediaChange(std::string media, std::string drive) {
 999         return false;
1000     }
1001
1002     virtual void IMSHit(pkgAcquire::ItemDesc &desc) {
1003         Done(desc);
1004     }
1005
1006     virtual bool Pulse_(pkgAcquire *Owner) = 0;
1007
1008     virtual bool Pulse(pkgAcquire *Owner) {
1009         if (pkgAcquireStatus::Pulse(Owner) && Pulse_(Owner))
1010             return true;
1011         else {
1012             cancelled_ = true;
1013             return false;
1014         }
1015     }
1016
1017     _finline bool WasCancelled() const {
1018         return cancelled_;
1019     }
1020 };
1021 /* }}} */
1022 /* DelegateStatus {{{ */
1023 class CydiaStatus :
1024     public CancelStatus
1025 {
1026   private:
1027     _transient NSObject<ProgressDelegate> *delegate_;
1028
1029   public:
1030     CydiaStatus() :
1031         delegate_(nil)
1032     {
1033     }
1034
1035     void setDelegate(NSObject<ProgressDelegate> *delegate) {
1036         delegate_ = delegate;
1037     }
1038
1039     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1040         NSString *name([NSString stringWithUTF8String:desc.ShortDesc.c_str()]);
1041         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItemDesc:desc]);
1042         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1043     }
1044
1045     virtual void Done(pkgAcquire::ItemDesc &desc) {
1046         NSString *name([NSString stringWithUTF8String:desc.ShortDesc.c_str()]);
1047         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItemDesc:desc]);
1048         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1049     }
1050
1051     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1052         if (
1053             desc.Owner->Status == pkgAcquire::Item::StatIdle ||
1054             desc.Owner->Status == pkgAcquire::Item::StatDone
1055         )
1056             return;
1057
1058         std::string &error(desc.Owner->ErrorText);
1059         if (error.empty())
1060             return;
1061
1062         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItemDesc:desc]);
1063         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1064     }
1065
1066     virtual bool Pulse_(pkgAcquire *Owner) {
1067         double percent(
1068             double(CurrentBytes + CurrentItems) /
1069             double(TotalBytes + TotalItems)
1070         );
1071
1072         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
1073             [NSNumber numberWithDouble:percent], @"Percent",
1074
1075             [NSNumber numberWithDouble:CurrentBytes], @"Current",
1076             [NSNumber numberWithDouble:TotalBytes], @"Total",
1077             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
1078         nil] waitUntilDone:YES];
1079
1080         return ![delegate_ isProgressCancelled];
1081     }
1082
1083     virtual void Start() {
1084         pkgAcquireStatus::Start();
1085         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1086     }
1087
1088     virtual void Stop() {
1089         pkgAcquireStatus::Stop();
1090         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1091         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1092     }
1093 };
1094 /* }}} */
1095 /* Database Interface {{{ */
1096 typedef std::map< unsigned long, _H<Source> > SourceMap;
1097
1098 @interface Database : NSObject {
1099     NSZone *zone_;
1100     CYPool pool_;
1101
1102     unsigned era_;
1103     _H<NSDate> delock_;
1104
1105     pkgCacheFile cache_;
1106     pkgDepCache::Policy *policy_;
1107     pkgRecords *records_;
1108     pkgProblemResolver *resolver_;
1109     pkgAcquire *fetcher_;
1110     FileFd *lock_;
1111     SPtr<pkgPackageManager> manager_;
1112     pkgSourceList *list_;
1113
1114     SourceMap sourceMap_;
1115     _H<NSMutableArray> sourceList_;
1116
1117     _H<NSArray> packages_;
1118
1119     _transient NSObject<DatabaseDelegate> *delegate_;
1120     _transient NSObject<ProgressDelegate> *progress_;
1121
1122     CydiaStatus status_;
1123
1124     int cydiafd_;
1125     int statusfd_;
1126     FILE *input_;
1127
1128     std::map<const char *, _H<NSString> > sections_;
1129 }
1130
1131 + (Database *) sharedInstance;
1132 - (unsigned) era;
1133 - (bool) hasPackages;
1134
1135 - (void) _readCydia:(NSNumber *)fd;
1136 - (void) _readStatus:(NSNumber *)fd;
1137 - (void) _readOutput:(NSNumber *)fd;
1138
1139 - (FILE *) input;
1140
1141 - (Package *) packageWithName:(NSString *)name;
1142
1143 - (pkgCacheFile &) cache;
1144 - (pkgDepCache::Policy *) policy;
1145 - (pkgRecords *) records;
1146 - (pkgProblemResolver *) resolver;
1147 - (pkgAcquire &) fetcher;
1148 - (pkgSourceList &) list;
1149 - (NSArray *) packages;
1150 - (NSArray *) sources;
1151 - (Source *) sourceWithKey:(NSString *)key;
1152 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1153
1154 - (void) configure;
1155 - (bool) prepare;
1156 - (void) perform;
1157 - (bool) upgrade;
1158 - (void) update;
1159
1160 - (void) updateWithStatus:(CancelStatus &)status;
1161
1162 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1163
1164 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1165 - (NSObject<ProgressDelegate> *) progressDelegate;
1166
1167 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1168 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1169 - (void) resetFetch;
1170
1171 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1172
1173 @end
1174 /* }}} */
1175 /* SourceStatus {{{ */
1176 class SourceStatus :
1177     public CancelStatus
1178 {
1179   private:
1180     _transient NSObject<FetchDelegate> *delegate_;
1181     _transient Database *database_;
1182     std::set<std::string> fetches_;
1183
1184   public:
1185     SourceStatus(NSObject<FetchDelegate> *delegate, Database *database) :
1186         delegate_(delegate),
1187         database_(database)
1188     {
1189     }
1190
1191     void Set(bool fetch, const std::string &uri) {
1192         if (fetch) {
1193             if (!fetches_.insert(uri).second)
1194                 return;
1195         } else {
1196             if (fetches_.erase(uri) == 0)
1197                 return;
1198         }
1199
1200         //printf("Set(%s, %s)\n", fetch ? "true" : "false", uri.c_str());
1201         [database_ setFetch:fetch forURI:uri.c_str()];
1202     }
1203
1204     _finline void Set(bool fetch, pkgAcquire::Item *item) {
1205         /*unsigned long ID(fetch ? 1 : 0);
1206         if (item->ID == ID)
1207             return;
1208         item->ID = ID;*/
1209         Set(fetch, item->DescURI());
1210     }
1211
1212     void Log(const char *tag, pkgAcquire::Item *item) {
1213         //printf("%s(%s) S:%u Q:%u\n", tag, item->DescURI().c_str(), item->Status, item->QueueCounter);
1214     }
1215
1216     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1217         Log("Fetch", desc.Owner);
1218         Set(true, desc.Owner);
1219     }
1220
1221     virtual void Done(pkgAcquire::ItemDesc &desc) {
1222         Log("Done", desc.Owner);
1223         Set(false, desc.Owner);
1224     }
1225
1226     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1227         Log("Fail", desc.Owner);
1228         Set(false, desc.Owner);
1229     }
1230
1231     virtual bool Pulse_(pkgAcquire *Owner) {
1232         std::set<std::string> fetches;
1233         for (pkgAcquire::ItemCIterator item(Owner->ItemsBegin()); item != Owner->ItemsEnd(); ++item) {
1234             bool fetch;
1235             if ((*item)->QueueCounter == 0)
1236                 fetch = false;
1237             else switch ((*item)->Status) {
1238                 case pkgAcquire::Item::StatFetching:
1239                     fetches.insert((*item)->DescURI());
1240                     fetch = true;
1241                 break;
1242
1243                 default:
1244                     fetch = false;
1245                 break;
1246             }
1247
1248             Log(fetch ? "Pulse<true>" : "Pulse<false>", *item);
1249             Set(fetch, *item);
1250         }
1251
1252         std::vector<std::string> stops;
1253         std::set_difference(fetches_.begin(), fetches_.end(), fetches.begin(), fetches.end(), std::back_insert_iterator<std::vector<std::string>>(stops));
1254         for (std::vector<std::string>::const_iterator stop(stops.begin()); stop != stops.end(); ++stop) {
1255             //printf("Stop(%s)\n", stop->c_str());
1256             Set(false, *stop);
1257         }
1258
1259         return ![delegate_ isSourceCancelled];
1260     }
1261
1262     virtual void Stop() {
1263         pkgAcquireStatus::Stop();
1264         [database_ resetFetch];
1265     }
1266 };
1267 /* }}} */
1268 /* ProgressEvent Implementation {{{ */
1269 @implementation CydiaProgressEvent
1270
1271 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1272     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1273 }
1274
1275 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1276     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1277     [event setPackage:package];
1278     return event;
1279 }
1280
1281 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItemDesc:(pkgAcquire::ItemDesc &)desc {
1282     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1283
1284     NSString *description([NSString stringWithUTF8String:desc.Description.c_str()]);
1285     NSArray *fields([description componentsSeparatedByString:@" "]);
1286     [event setItem:fields];
1287
1288     if ([fields count] > 3) {
1289         [event setPackage:[fields objectAtIndex:2]];
1290         [event setVersion:[fields objectAtIndex:3]];
1291     }
1292
1293     [event setURL:[NSString stringWithUTF8String:desc.URI.c_str()]];
1294
1295     return event;
1296 }
1297
1298 + (NSArray *) _attributeKeys {
1299     return [NSArray arrayWithObjects:
1300         @"item",
1301         @"message",
1302         @"package",
1303         @"type",
1304         @"url",
1305         @"version",
1306     nil];
1307 }
1308
1309 - (NSArray *) attributeKeys {
1310     return [[self class] _attributeKeys];
1311 }
1312
1313 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1314     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1315 }
1316
1317 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1318     if ((self = [super init]) != nil) {
1319         message_ = message;
1320         type_ = type;
1321     } return self;
1322 }
1323
1324 - (NSString *) message {
1325     return message_;
1326 }
1327
1328 - (NSString *) type {
1329     return type_;
1330 }
1331
1332 - (NSArray *) item {
1333     return (id) item_ ?: [NSNull null];
1334 }
1335
1336 - (void) setItem:(NSArray *)item {
1337     item_ = item;
1338 }
1339
1340 - (NSString *) package {
1341     return (id) package_ ?: [NSNull null];
1342 }
1343
1344 - (void) setPackage:(NSString *)package {
1345     package_ = package;
1346 }
1347
1348 - (NSString *) url {
1349     return (id) url_ ?: [NSNull null];
1350 }
1351
1352 - (void) setURL:(NSString *)url {
1353     url_ = url;
1354 }
1355
1356 - (void) setVersion:(NSString *)version {
1357     version_ = version;
1358 }
1359
1360 - (NSString *) version {
1361     return (id) version_ ?: [NSNull null];
1362 }
1363
1364 - (NSString *) compound:(NSString *)value {
1365     if (value != nil) {
1366         NSString *mode(nil); {
1367             NSString *type([self type]);
1368             if ([type isEqualToString:kCydiaProgressEventTypeError])
1369                 mode = UCLocalize("ERROR");
1370             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1371                 mode = UCLocalize("WARNING");
1372         }
1373
1374         if (mode != nil)
1375             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1376     }
1377
1378     return value;
1379 }
1380
1381 - (NSString *) compoundMessage {
1382     return [self compound:[self message]];
1383 }
1384
1385 - (NSString *) compoundTitle {
1386     NSString *title;
1387
1388     if (package_ == nil)
1389         title = nil;
1390     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1391         title = [package name];
1392     else
1393         title = package_;
1394
1395     return [self compound:title];
1396 }
1397
1398 @end
1399 /* }}} */
1400
1401 // Cytore Definitions {{{
1402 struct PackageValue :
1403     Cytore::Block
1404 {
1405     Cytore::Offset<PackageValue> next_;
1406
1407     uint32_t index_ : 23;
1408     uint32_t subscribed_ : 1;
1409     uint32_t : 8;
1410
1411     int32_t first_;
1412     int32_t last_;
1413
1414     uint16_t vhash_;
1415     uint16_t nhash_;
1416
1417     char version_[8];
1418     char name_[];
1419 } _packed;
1420
1421 struct MetaValue :
1422     Cytore::Block
1423 {
1424     uint32_t active_;
1425     Cytore::Offset<PackageValue> packages_[1 << 16];
1426 } _packed;
1427
1428 static Cytore::File<MetaValue> MetaFile_;
1429 // }}}
1430 // Cytore Helper Functions {{{
1431 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1432     SplitHash nhash = { hashlittle(name, length) };
1433
1434     PackageValue *metadata;
1435
1436     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1437     for (;; offset = &metadata->next_) { if (offset->IsNull()) {
1438         *offset = MetaFile_.New<PackageValue>(length + 1);
1439         metadata = &MetaFile_.Get(*offset);
1440
1441         if (metadata == NULL) {
1442             if (fail != NULL)
1443                 *fail = true;
1444
1445             metadata = new PackageValue();
1446             memset(metadata, 0, sizeof(*metadata));
1447         }
1448
1449         memcpy(metadata->name_, name, length);
1450         metadata->name_[length] = '\0';
1451         metadata->nhash_ = nhash.u16[1];
1452     } else {
1453         metadata = &MetaFile_.Get(*offset);
1454         if (metadata->nhash_ != nhash.u16[1])
1455             continue;
1456         if (strncmp(metadata->name_, name, length) != 0)
1457             continue;
1458         if (metadata->name_[length] != '\0')
1459             continue;
1460     } break; }
1461
1462     return metadata;
1463 }
1464
1465 static void PackageImport(const void *key, const void *value, void *context) {
1466     bool &fail(*reinterpret_cast<bool *>(context));
1467
1468     char buffer[1024];
1469     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1470         NSLog(@"failed to import package %@", key);
1471         return;
1472     }
1473
1474     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1475     NSDictionary *package((NSDictionary *) value);
1476
1477     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1478         if ([subscribed boolValue] && !metadata->subscribed_)
1479             metadata->subscribed_ = true;
1480
1481     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1482         time_t time([date timeIntervalSince1970]);
1483         if (metadata->first_ > time || metadata->first_ == 0)
1484             metadata->first_ = time;
1485     }
1486
1487     NSDate *date([package objectForKey:@"LastSeen"]);
1488     NSString *version([package objectForKey:@"LastVersion"]);
1489
1490     if (date != nil && version != nil) {
1491         time_t time([date timeIntervalSince1970]);
1492         if (metadata->last_ < time || metadata->last_ == 0)
1493             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1494                 size_t length(strlen(buffer));
1495                 uint16_t vhash(hashlittle(buffer, length));
1496
1497                 size_t capped(std::min<size_t>(8, length));
1498                 char *latest(buffer + length - capped);
1499
1500                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1501                 metadata->vhash_ = vhash;
1502
1503                 metadata->last_ = time;
1504             }
1505     }
1506 }
1507 // }}}
1508
1509 static NSDate *GetStatusDate() {
1510     return [[[NSFileManager defaultManager] attributesOfItemAtPath:@"/var/lib/dpkg/status" error:NULL] fileModificationDate];
1511 }
1512
1513 static void SaveConfig(NSObject *lock) {
1514     @synchronized (lock) {
1515         _trace();
1516         MetaFile_.Sync();
1517         _trace();
1518     }
1519
1520     CFPreferencesSetMultiple((CFDictionaryRef) [NSDictionary dictionaryWithObjectsAndKeys:
1521         Values_, @"CydiaValues",
1522         Sections_, @"CydiaSections",
1523         (id) Sources_, @"CydiaSources",
1524         Version_, @"CydiaVersion",
1525     nil], NULL, CFSTR("com.saurik.Cydia"), kCFPreferencesCurrentUser, kCFPreferencesCurrentHost);
1526
1527     if (!CFPreferencesAppSynchronize(CFSTR("com.saurik.Cydia")))
1528         NSLog(@"CFPreferencesAppSynchronize(com.saurik.Cydia) == false");
1529
1530     CydiaWriteSources();
1531 }
1532
1533 /* Source Class {{{ */
1534 @interface Source : NSObject {
1535     unsigned era_;
1536     Database *database_;
1537     metaIndex *index_;
1538
1539     CYString depiction_;
1540     CYString description_;
1541     CYString label_;
1542     CYString origin_;
1543     CYString support_;
1544
1545     CYString uri_;
1546     CYString distribution_;
1547     CYString type_;
1548     CYString base_;
1549     CYString version_;
1550
1551     _H<NSString> host_;
1552     _H<NSString> authority_;
1553
1554     CYString defaultIcon_;
1555
1556     _H<NSMutableDictionary> record_;
1557     BOOL trusted_;
1558
1559     std::set<std::string> fetches_;
1560     std::set<std::string> files_;
1561     _transient NSObject<SourceDelegate> *delegate_;
1562 }
1563
1564 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(CYPool *)pool;
1565
1566 - (NSComparisonResult) compareByName:(Source *)source;
1567
1568 - (NSString *) depictionForPackage:(NSString *)package;
1569 - (NSString *) supportForPackage:(NSString *)package;
1570
1571 - (metaIndex *) metaIndex;
1572 - (NSDictionary *) record;
1573 - (BOOL) trusted;
1574
1575 - (NSString *) rooturi;
1576 - (NSString *) distribution;
1577 - (NSString *) type;
1578
1579 - (NSString *) key;
1580 - (NSString *) host;
1581
1582 - (NSString *) name;
1583 - (NSString *) shortDescription;
1584 - (NSString *) label;
1585 - (NSString *) origin;
1586 - (NSString *) version;
1587
1588 - (NSString *) defaultIcon;
1589 - (NSURL *) iconURL;
1590
1591 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1592 - (void) resetFetch;
1593
1594 @end
1595
1596 @implementation Source
1597
1598 + (NSString *) webScriptNameForSelector:(SEL)selector {
1599     if (false);
1600     else if (selector == @selector(addSection:))
1601         return @"addSection";
1602     else if (selector == @selector(getField:))
1603         return @"getField";
1604     else if (selector == @selector(removeSection:))
1605         return @"removeSection";
1606     else if (selector == @selector(remove))
1607         return @"remove";
1608     else
1609         return nil;
1610 }
1611
1612 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1613     return [self webScriptNameForSelector:selector] == nil;
1614 }
1615
1616 + (NSArray *) _attributeKeys {
1617     return [NSArray arrayWithObjects:
1618         @"baseuri",
1619         @"distribution",
1620         @"host",
1621         @"key",
1622         @"iconuri",
1623         @"label",
1624         @"name",
1625         @"origin",
1626         @"rooturi",
1627         @"sections",
1628         @"shortDescription",
1629         @"trusted",
1630         @"type",
1631         @"version",
1632     nil];
1633 }
1634
1635 - (NSArray *) attributeKeys {
1636     return [[self class] _attributeKeys];
1637 }
1638
1639 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1640     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1641 }
1642
1643 - (metaIndex *) metaIndex {
1644     return index_;
1645 }
1646
1647 - (void) setMetaIndex:(metaIndex *)index inPool:(CYPool *)pool {
1648     trusted_ = index->IsTrusted();
1649
1650     uri_.set(pool, index->GetURI());
1651     distribution_.set(pool, index->GetDist());
1652     type_.set(pool, index->GetType());
1653
1654     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1655     if (dindex != NULL) {
1656         std::string file(dindex->MetaIndexURI(""));
1657         base_.set(pool, file);
1658
1659         pkgAcquire acquire;
1660         _profile(Source$setMetaIndex$GetIndexes)
1661         dindex->GetIndexes(&acquire, true);
1662         _end
1663         _profile(Source$setMetaIndex$DescURI)
1664         for (pkgAcquire::ItemIterator item(acquire.ItemsBegin()); item != acquire.ItemsEnd(); item++) {
1665             std::string file((*item)->DescURI());
1666             files_.insert(file);
1667             if (file.length() < sizeof("Packages.bz2") || file.substr(file.length() - sizeof("Packages.bz2")) != "/Packages.bz2")
1668                 continue;
1669             file = file.substr(0, file.length() - 4);
1670             files_.insert(file);
1671             files_.insert(file + ".gz");
1672             files_.insert(file + "Index");
1673         }
1674         _end
1675
1676         FileFd fd;
1677         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1678             _error->Discard();
1679         else {
1680             pkgTagFile tags(&fd);
1681
1682             pkgTagSection section;
1683             tags.Step(section);
1684
1685             struct {
1686                 const char *name_;
1687                 CYString *value_;
1688             } names[] = {
1689                 {"default-icon", &defaultIcon_},
1690                 {"depiction", &depiction_},
1691                 {"description", &description_},
1692                 {"label", &label_},
1693                 {"origin", &origin_},
1694                 {"support", &support_},
1695                 {"version", &version_},
1696             };
1697
1698             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1699                 const char *start, *end;
1700
1701                 if (section.Find(names[i].name_, start, end)) {
1702                     CYString &value(*names[i].value_);
1703                     value.set(pool, start, end - start);
1704                 }
1705             }
1706         }
1707     }
1708
1709     record_ = [Sources_ objectForKey:[self key]];
1710
1711     NSURL *url([NSURL URLWithString:uri_]);
1712
1713     host_ = [url host];
1714     if (host_ != nil)
1715         host_ = [host_ lowercaseString];
1716
1717     if (host_ != nil)
1718         authority_ = host_;
1719     else
1720         authority_ = [url path];
1721 }
1722
1723 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(CYPool *)pool {
1724     if ((self = [super init]) != nil) {
1725         era_ = [database era];
1726         database_ = database;
1727         index_ = index;
1728
1729         _profile(Source$initWithMetaIndex$setMetaIndex)
1730         [self setMetaIndex:index inPool:pool];
1731         _end
1732     } return self;
1733 }
1734
1735 - (NSString *) getField:(NSString *)name {
1736 @synchronized (database_) {
1737     if ([database_ era] != era_ || index_ == NULL)
1738         return nil;
1739
1740     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1741     if (dindex == NULL)
1742         return nil;
1743
1744     FileFd fd;
1745     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1746          _error->Discard();
1747          return nil;
1748     }
1749
1750     pkgTagFile tags(&fd);
1751
1752     pkgTagSection section;
1753     tags.Step(section);
1754
1755     const char *start, *end;
1756     if (!section.Find([name UTF8String], start, end))
1757         return (NSString *) [NSNull null];
1758
1759     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1760 } }
1761
1762 - (NSComparisonResult) compareByName:(Source *)source {
1763     NSString *lhs = [self name];
1764     NSString *rhs = [source name];
1765
1766     if ([lhs length] != 0 && [rhs length] != 0) {
1767         unichar lhc = [lhs characterAtIndex:0];
1768         unichar rhc = [rhs characterAtIndex:0];
1769
1770         if (isalpha(lhc) && !isalpha(rhc))
1771             return NSOrderedAscending;
1772         else if (!isalpha(lhc) && isalpha(rhc))
1773             return NSOrderedDescending;
1774     }
1775
1776     return [lhs compare:rhs options:LaxCompareOptions_];
1777 }
1778
1779 - (NSString *) depictionForPackage:(NSString *)package {
1780     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1781 }
1782
1783 - (NSString *) supportForPackage:(NSString *)package {
1784     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1785 }
1786
1787 - (NSArray *) sections {
1788     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1789 }
1790
1791 - (void) _addSection:(NSString *)section {
1792     if (record_ == nil)
1793         return;
1794     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1795         if (![sections containsObject:section])
1796             [sections addObject:section];
1797     } else
1798         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1799 }
1800
1801 - (bool) addSection:(NSString *)section {
1802     if (record_ == nil)
1803         return false;
1804
1805     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1806     return true;
1807 }
1808
1809 - (void) _removeSection:(NSString *)section {
1810     if (record_ == nil)
1811         return;
1812
1813     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1814         if ([sections containsObject:section])
1815             [sections removeObject:section];
1816 }
1817
1818 - (bool) removeSection:(NSString *)section {
1819     if (record_ == nil)
1820         return false;
1821
1822     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1823     return true;
1824 }
1825
1826 - (void) _remove {
1827     [Sources_ removeObjectForKey:[self key]];
1828 }
1829
1830 - (bool) remove {
1831     bool value(record_ != nil);
1832     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1833     return value;
1834 }
1835
1836 - (NSDictionary *) record {
1837     return record_;
1838 }
1839
1840 - (BOOL) trusted {
1841     return trusted_;
1842 }
1843
1844 - (NSString *) rooturi {
1845     return uri_;
1846 }
1847
1848 - (NSString *) distribution {
1849     return distribution_;
1850 }
1851
1852 - (NSString *) type {
1853     return type_;
1854 }
1855
1856 - (NSString *) baseuri {
1857     return base_.empty() ? nil : (id) base_;
1858 }
1859
1860 - (NSString *) iconuri {
1861     if (NSString *base = [self baseuri])
1862         return [base stringByAppendingString:@"CydiaIcon.png"];
1863
1864     return nil;
1865 }
1866
1867 - (NSURL *) iconURL {
1868     if (NSString *uri = [self iconuri])
1869         return [NSURL URLWithString:uri];
1870     return nil;
1871 }
1872
1873 - (NSString *) key {
1874     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1875 }
1876
1877 - (NSString *) host {
1878     return host_;
1879 }
1880
1881 - (NSString *) name {
1882     return origin_.empty() ? (id) authority_ : origin_;
1883 }
1884
1885 - (NSString *) shortDescription {
1886     return description_;
1887 }
1888
1889 - (NSString *) label {
1890     return label_.empty() ? (id) authority_ : label_;
1891 }
1892
1893 - (NSString *) origin {
1894     return origin_;
1895 }
1896
1897 - (NSString *) version {
1898     return version_;
1899 }
1900
1901 - (NSString *) defaultIcon {
1902     return defaultIcon_;
1903 }
1904
1905 - (void) setDelegate:(NSObject<SourceDelegate> *)delegate {
1906     delegate_ = delegate;
1907 }
1908
1909 - (bool) fetch {
1910     return !fetches_.empty();
1911 }
1912
1913 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
1914     if (!fetch) {
1915         if (fetches_.erase(uri) == 0)
1916             return;
1917     } else if (files_.find(uri) == files_.end())
1918         return;
1919     else if (!fetches_.insert(uri).second)
1920         return;
1921
1922     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:[self fetch]] waitUntilDone:NO];
1923 }
1924
1925 - (void) resetFetch {
1926     fetches_.clear();
1927     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:NO];
1928 }
1929
1930 @end
1931 /* }}} */
1932 /* CydiaOperation Class {{{ */
1933 @interface CydiaOperation : NSObject {
1934     _H<NSString> operator_;
1935     _H<NSString> value_;
1936 }
1937
1938 - (NSString *) operator;
1939 - (NSString *) value;
1940
1941 @end
1942
1943 @implementation CydiaOperation
1944
1945 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1946     if ((self = [super init]) != nil) {
1947         operator_ = [NSString stringWithUTF8String:_operator];
1948         value_ = [NSString stringWithUTF8String:value];
1949     } return self;
1950 }
1951
1952 + (NSArray *) _attributeKeys {
1953     return [NSArray arrayWithObjects:
1954         @"operator",
1955         @"value",
1956     nil];
1957 }
1958
1959 - (NSArray *) attributeKeys {
1960     return [[self class] _attributeKeys];
1961 }
1962
1963 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1964     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1965 }
1966
1967 - (NSString *) operator {
1968     return operator_;
1969 }
1970
1971 - (NSString *) value {
1972     return value_;
1973 }
1974
1975 @end
1976 /* }}} */
1977 /* CydiaClause Class {{{ */
1978 @interface CydiaClause : NSObject {
1979     _H<NSString> package_;
1980     _H<CydiaOperation> version_;
1981 }
1982
1983 - (NSString *) package;
1984 - (CydiaOperation *) version;
1985
1986 @end
1987
1988 @implementation CydiaClause
1989
1990 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1991     if ((self = [super init]) != nil) {
1992         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1993
1994         if (const char *version = dep.TargetVer())
1995             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1996         else
1997             version_ = (id) [NSNull null];
1998     } return self;
1999 }
2000
2001 + (NSArray *) _attributeKeys {
2002     return [NSArray arrayWithObjects:
2003         @"package",
2004         @"version",
2005     nil];
2006 }
2007
2008 - (NSArray *) attributeKeys {
2009     return [[self class] _attributeKeys];
2010 }
2011
2012 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2013     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2014 }
2015
2016 - (NSString *) package {
2017     return package_;
2018 }
2019
2020 - (CydiaOperation *) version {
2021     return version_;
2022 }
2023
2024 @end
2025 /* }}} */
2026 /* CydiaRelation Class {{{ */
2027 @interface CydiaRelation : NSObject {
2028     _H<NSString> relationship_;
2029     _H<NSMutableArray> clauses_;
2030 }
2031
2032 - (NSString *) relationship;
2033 - (NSArray *) clauses;
2034
2035 @end
2036
2037 @implementation CydiaRelation
2038
2039 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
2040     if ((self = [super init]) != nil) {
2041         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
2042         clauses_ = [NSMutableArray arrayWithCapacity:8];
2043
2044         pkgCache::DepIterator start;
2045         pkgCache::DepIterator end;
2046         dep.GlobOr(start, end); // ++dep
2047
2048         _forever {
2049             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
2050
2051             // yes, seriously. (wtf?)
2052             if (start == end)
2053                 break;
2054             ++start;
2055         }
2056     } return self;
2057 }
2058
2059 + (NSArray *) _attributeKeys {
2060     return [NSArray arrayWithObjects:
2061         @"clauses",
2062         @"relationship",
2063     nil];
2064 }
2065
2066 - (NSArray *) attributeKeys {
2067     return [[self class] _attributeKeys];
2068 }
2069
2070 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2071     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2072 }
2073
2074 - (NSString *) relationship {
2075     return relationship_;
2076 }
2077
2078 - (NSArray *) clauses {
2079     return clauses_;
2080 }
2081
2082 - (void) addClause:(CydiaClause *)clause {
2083     [clauses_ addObject:clause];
2084 }
2085
2086 @end
2087 /* }}} */
2088 /* Package Class {{{ */
2089 struct ParsedPackage {
2090     CYString md5sum_;
2091     CYString tagline_;
2092
2093     CYString architecture_;
2094     CYString icon_;
2095
2096     CYString depiction_;
2097     CYString homepage_;
2098     CYString author_;
2099
2100     CYString support_;
2101 };
2102
2103 @interface Package : NSObject {
2104     uint32_t era_ : 25;
2105     @public uint32_t role_ : 3;
2106     uint32_t essential_ : 1;
2107     uint32_t obsolete_ : 1;
2108     uint32_t ignored_ : 1;
2109     uint32_t pooled_ : 1;
2110
2111     CYPool *pool_;
2112
2113     uint32_t rank_;
2114
2115     _transient Database *database_;
2116
2117     pkgCache::VerIterator version_;
2118     pkgCache::PkgIterator iterator_;
2119     pkgCache::VerFileIterator file_;
2120
2121     CYString id_;
2122     CYString name_;
2123     CYString transform_;
2124
2125     CYString latest_;
2126     CYString installed_;
2127     time_t upgraded_;
2128
2129     const char *section_;
2130     _transient NSString *section$_;
2131
2132     _H<Source> source_;
2133
2134     PackageValue *metadata_;
2135     ParsedPackage *parsed_;
2136
2137     _H<NSMutableArray> tags_;
2138 }
2139
2140 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database;
2141 + (Package *) newPackageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database;
2142
2143 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database;
2144
2145 - (pkgCache::PkgIterator) iterator;
2146 - (void) parse;
2147
2148 - (NSString *) section;
2149 - (NSString *) simpleSection;
2150
2151 - (NSString *) longSection;
2152 - (NSString *) shortSection;
2153
2154 - (NSString *) uri;
2155
2156 - (MIMEAddress *) maintainer;
2157 - (size_t) size;
2158 - (NSString *) longDescription;
2159 - (NSString *) shortDescription;
2160 - (unichar) index;
2161
2162 - (PackageValue *) metadata;
2163 - (time_t) seen;
2164
2165 - (bool) subscribed;
2166 - (bool) setSubscribed:(bool)subscribed;
2167
2168 - (BOOL) ignored;
2169
2170 - (NSString *) latest;
2171 - (NSString *) installed;
2172 - (BOOL) uninstalled;
2173
2174 - (BOOL) upgradableAndEssential:(BOOL)essential;
2175 - (BOOL) essential;
2176 - (BOOL) broken;
2177 - (BOOL) unfiltered;
2178 - (BOOL) visible;
2179
2180 - (BOOL) half;
2181 - (BOOL) halfConfigured;
2182 - (BOOL) halfInstalled;
2183 - (BOOL) hasMode;
2184 - (NSString *) mode;
2185
2186 - (NSString *) id;
2187 - (NSString *) name;
2188 - (UIImage *) icon;
2189 - (NSString *) homepage;
2190 - (NSString *) depiction;
2191 - (MIMEAddress *) author;
2192
2193 - (NSString *) support;
2194
2195 - (NSArray *) files;
2196 - (NSArray *) warnings;
2197 - (NSArray *) applications;
2198
2199 - (Source *) source;
2200
2201 - (uint32_t) rank;
2202 - (BOOL) matches:(NSArray *)query;
2203
2204 - (BOOL) hasTag:(NSString *)tag;
2205 - (NSString *) primaryPurpose;
2206 - (NSArray *) purposes;
2207 - (bool) isCommercial;
2208
2209 - (void) setIndex:(size_t)index;
2210
2211 - (CYString &) cyname;
2212
2213 - (uint32_t) compareBySection:(NSArray *)sections;
2214
2215 - (void) install;
2216 - (void) remove;
2217
2218 @end
2219
2220 uint32_t PackageChangesRadix(Package *self, void *) {
2221     union {
2222         uint32_t key;
2223
2224         struct {
2225             uint32_t timestamp : 30;
2226             uint32_t ignored : 1;
2227             uint32_t upgradable : 1;
2228         } bits;
2229     } value;
2230
2231     bool upgradable([self upgradableAndEssential:YES]);
2232     value.bits.upgradable = upgradable ? 1 : 0;
2233
2234     if (upgradable) {
2235         value.bits.timestamp = 0;
2236         value.bits.ignored = [self ignored] ? 0 : 1;
2237         value.bits.upgradable = 1;
2238     } else {
2239         value.bits.timestamp = [self seen] >> 2;
2240         value.bits.ignored = 0;
2241         value.bits.upgradable = 0;
2242     }
2243
2244     return _not(uint32_t) - value.key;
2245 }
2246
2247 CYString &(*PackageName)(Package *self, SEL sel);
2248
2249 uint32_t PackagePrefixRadix(Package *self, void *context) {
2250     size_t offset(reinterpret_cast<size_t>(context));
2251     CYString &name(PackageName(self, @selector(cyname)));
2252
2253     size_t size(name.size());
2254     if (size == 0)
2255         return 0;
2256     char *text(name.data());
2257
2258     size_t zeros;
2259     if (!isdigit(text[0]))
2260         zeros = 0;
2261     else {
2262         size_t digits(1);
2263         while (size != digits && isdigit(text[digits]))
2264             if (++digits == 4)
2265                 break;
2266         zeros = 4 - digits;
2267     }
2268
2269     uint8_t data[4];
2270
2271     if (offset == 0 && zeros != 0) {
2272         memset(data, '0', zeros);
2273         memcpy(data + zeros, text, 4 - zeros);
2274     } else {
2275         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2276         if (size <= offset - zeros)
2277             return 0;
2278
2279         text += offset - zeros;
2280         size -= offset - zeros;
2281
2282         if (size >= 4)
2283             memcpy(data, text, 4);
2284         else {
2285             memcpy(data, text, size);
2286             memset(data + size, 0, 4 - size);
2287         }
2288
2289         for (size_t i(0); i != 4; ++i)
2290             if (isalpha(data[i]))
2291                 data[i] |= 0x20;
2292     }
2293
2294     if (offset == 0)
2295         if (data[0] == '@')
2296             data[0] = 0x7f;
2297         else
2298             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2299
2300     /* XXX: ntohl may be more honest */
2301     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2302 }
2303
2304 CFComparisonResult StringNameCompare(CFStringRef lhn, CFStringRef rhn, size_t length) {
2305     _profile(PackageNameCompare)
2306         if (lhn == NULL)
2307             return rhn == NULL ? kCFCompareEqualTo : kCFCompareLessThan;
2308         else if (rhn == NULL)
2309             return kCFCompareGreaterThan;
2310
2311         CFIndex length(CFStringGetLength(lhn));
2312
2313         _profile(PackageNameCompare$NumbersLast)
2314             if (length != 0 && CFStringGetLength(rhn) != 0) {
2315                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2316                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2317                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2318                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2319                     return lha ? kCFCompareLessThan : kCFCompareGreaterThan;
2320             }
2321         _end
2322
2323         _profile(PackageNameCompare$Compare)
2324             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, (CFLocaleRef) (id) CollationLocale_);
2325         _end
2326     _end
2327 }
2328
2329 _finline CFComparisonResult StringNameCompare(NSString *lhn, NSString*rhn, size_t length) {
2330     return StringNameCompare((CFStringRef) lhn, (CFStringRef) rhn, length);
2331 }
2332
2333 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2334     CYString &lhn(PackageName(lhs, @selector(cyname)));
2335     NSString *rhn(PackageName(rhs, @selector(cyname)));
2336     return StringNameCompare(lhn, rhn, lhn.size());
2337 }
2338
2339 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *arg) {
2340     return PackageNameCompare(*lhs, *rhs, arg);
2341 }
2342
2343 struct PackageNameOrdering :
2344     std::binary_function<Package *, Package *, bool>
2345 {
2346     _finline bool operator ()(Package *lhs, Package *rhs) const {
2347         return PackageNameCompare(lhs, rhs, NULL) == kCFCompareLessThan;
2348     }
2349 };
2350
2351 @implementation Package
2352
2353 - (NSString *) description {
2354     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2355 }
2356
2357 - (void) dealloc {
2358     if (!pooled_)
2359         delete pool_;
2360     if (parsed_ != NULL)
2361         delete parsed_;
2362     [super dealloc];
2363 }
2364
2365 + (NSString *) webScriptNameForSelector:(SEL)selector {
2366     if (false);
2367     else if (selector == @selector(clear))
2368         return @"clear";
2369     else if (selector == @selector(getField:))
2370         return @"getField";
2371     else if (selector == @selector(getRecord))
2372         return @"getRecord";
2373     else if (selector == @selector(hasTag:))
2374         return @"hasTag";
2375     else if (selector == @selector(install))
2376         return @"install";
2377     else if (selector == @selector(remove))
2378         return @"remove";
2379     else
2380         return nil;
2381 }
2382
2383 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2384     return [self webScriptNameForSelector:selector] == nil;
2385 }
2386
2387 + (NSArray *) _attributeKeys {
2388     return [NSArray arrayWithObjects:
2389         @"applications",
2390         @"architecture",
2391         @"author",
2392         @"depiction",
2393         @"essential",
2394         @"homepage",
2395         @"icon",
2396         @"id",
2397         @"installed",
2398         @"latest",
2399         @"longDescription",
2400         @"longSection",
2401         @"maintainer",
2402         @"md5sum",
2403         @"mode",
2404         @"name",
2405         @"purposes",
2406         @"relations",
2407         @"section",
2408         @"selection",
2409         @"shortDescription",
2410         @"shortSection",
2411         @"simpleSection",
2412         @"size",
2413         @"source",
2414         @"state",
2415         @"support",
2416         @"tags",
2417         @"upgraded",
2418         @"warnings",
2419     nil];
2420 }
2421
2422 - (NSArray *) attributeKeys {
2423     return [[self class] _attributeKeys];
2424 }
2425
2426 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2427     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2428 }
2429
2430 - (NSArray *) relations {
2431 @synchronized (database_) {
2432     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2433     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2434         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2435     return relations;
2436 } }
2437
2438 - (NSString *) architecture {
2439     [self parse];
2440 @synchronized (database_) {
2441     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2442 } }
2443
2444 - (NSString *) getField:(NSString *)name {
2445 @synchronized (database_) {
2446     if ([database_ era] != era_ || file_.end())
2447         return nil;
2448
2449     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2450
2451     const char *start, *end;
2452     if (!parser.Find([name UTF8String], start, end))
2453         return (NSString *) [NSNull null];
2454
2455     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2456 } }
2457
2458 - (NSString *) getRecord {
2459 @synchronized (database_) {
2460     if ([database_ era] != era_ || file_.end())
2461         return nil;
2462
2463     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2464
2465     const char *start, *end;
2466     parser.GetRec(start, end);
2467
2468     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2469 } }
2470
2471 - (void) parse {
2472     if (parsed_ != NULL)
2473         return;
2474 @synchronized (database_) {
2475     if ([database_ era] != era_ || file_.end())
2476         return;
2477
2478     ParsedPackage *parsed(new ParsedPackage);
2479     parsed_ = parsed;
2480
2481     _profile(Package$parse)
2482         pkgRecords::Parser *parser;
2483
2484         _profile(Package$parse$Lookup)
2485             parser = &[database_ records]->Lookup(file_);
2486         _end
2487
2488         CYString bugs;
2489         CYString website;
2490
2491         _profile(Package$parse$Find)
2492             struct {
2493                 const char *name_;
2494                 CYString *value_;
2495             } names[] = {
2496                 {"architecture", &parsed->architecture_},
2497                 {"icon", &parsed->icon_},
2498                 {"depiction", &parsed->depiction_},
2499                 {"homepage", &parsed->homepage_},
2500                 {"website", &website},
2501                 {"bugs", &bugs},
2502                 {"support", &parsed->support_},
2503                 {"author", &parsed->author_},
2504                 {"md5sum", &parsed->md5sum_},
2505             };
2506
2507             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2508                 const char *start, *end;
2509
2510                 if (parser->Find(names[i].name_, start, end)) {
2511                     CYString &value(*names[i].value_);
2512                     _profile(Package$parse$Value)
2513                         value.set(pool_, start, end - start);
2514                     _end
2515                 }
2516             }
2517         _end
2518
2519         _profile(Package$parse$Tagline)
2520             parsed->tagline_.set(pool_, parser->ShortDesc());
2521         _end
2522
2523         _profile(Package$parse$Retain)
2524             if (parsed->homepage_.empty())
2525                 parsed->homepage_ = website;
2526             if (parsed->homepage_ == parsed->depiction_)
2527                 parsed->homepage_.clear();
2528             if (parsed->support_.empty())
2529                 parsed->support_ = bugs;
2530         _end
2531     _end
2532 } }
2533
2534 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database {
2535     if ((self = [super init]) != nil) {
2536     _profile(Package$initWithVersion)
2537         if (pool == NULL)
2538             pool_ = new CYPool();
2539         else {
2540             pool_ = pool;
2541             pooled_ = true;
2542         }
2543
2544         database_ = database;
2545         era_ = [database era];
2546
2547         version_ = version;
2548
2549         pkgCache::PkgIterator iterator(version_.ParentPkg());
2550         iterator_ = iterator;
2551
2552         _profile(Package$initWithVersion$Version)
2553             file_ = version_.FileList();
2554         _end
2555
2556         _profile(Package$initWithVersion$Cache)
2557             name_.set(NULL, version_.Display());
2558
2559             latest_.set(NULL, StripVersion_(version_.VerStr()));
2560
2561             pkgCache::VerIterator current(iterator.CurrentVer());
2562             if (!current.end())
2563                 installed_.set(NULL, StripVersion_(current.VerStr()));
2564         _end
2565
2566         _profile(Package$initWithVersion$Transliterate) do {
2567             if (CollationTransl_ == NULL)
2568                 break;
2569             if (name_.empty())
2570                 break;
2571
2572             _profile(Package$initWithVersion$Transliterate$utf8)
2573             const uint8_t *data(reinterpret_cast<const uint8_t *>(name_.data()));
2574             for (size_t i(0), e(name_.size()); i != e; ++i)
2575                 if (data[i] >= 0x80)
2576                     goto extended;
2577             break; extended:;
2578             _end
2579
2580             UErrorCode code(U_ZERO_ERROR);
2581             int32_t length;
2582
2583             _profile(Package$initWithVersion$Transliterate$u_strFromUTF8WithSub)
2584             CollationString_.resize(name_.size());
2585             u_strFromUTF8WithSub(&CollationString_[0], CollationString_.size(), &length, name_.data(), name_.size(), 0xfffd, NULL, &code);
2586             if (!U_SUCCESS(code))
2587                 break;
2588             CollationString_.resize(length);
2589             _end
2590
2591             _profile(Package$initWithVersion$Transliterate$utrans_trans)
2592             length = CollationString_.size();
2593             utrans_trans(CollationTransl_, reinterpret_cast<UReplaceable *>(&CollationString_), &CollationUCalls_, 0, &length, &code);
2594             if (!U_SUCCESS(code))
2595                 break;
2596             _assert(CollationString_.size() == length);
2597             _end
2598
2599             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$preflight)
2600             u_strToUTF8WithSub(NULL, 0, &length, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2601             if (code == U_BUFFER_OVERFLOW_ERROR)
2602                 code = U_ZERO_ERROR;
2603             else if (!U_SUCCESS(code))
2604                 break;
2605             _end
2606
2607             char *transform;
2608             _profile(Package$initWithVersion$Transliterate$apr_palloc)
2609             transform = pool_->malloc<char>(length);
2610             _end
2611             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$transform)
2612             u_strToUTF8WithSub(transform, length, NULL, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2613             if (!U_SUCCESS(code))
2614                 break;
2615             _end
2616
2617             transform_.set(NULL, transform, length);
2618         } while (false); _end
2619
2620         _profile(Package$initWithVersion$Tags)
2621 #ifdef __arm64__
2622             pkgCache::TagIterator tag(version_.TagList());
2623 #else
2624             pkgCache::TagIterator tag(iterator.TagList());
2625 #endif
2626             if (!tag.end()) {
2627                 tags_ = [NSMutableArray arrayWithCapacity:8];
2628
2629                 goto tag; for (; !tag.end(); ++tag) tag: {
2630                     const char *name(tag.Name());
2631                     NSString *string((NSString *) CYStringCreate(name));
2632                     if (string == nil)
2633                         continue;
2634
2635                     [tags_ addObject:[string autorelease]];
2636
2637                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2638                         if (strcmp(name + 6, "enduser") == 0)
2639                             role_ = 1;
2640                         else if (strcmp(name + 6, "hacker") == 0)
2641                             role_ = 2;
2642                         else if (strcmp(name + 6, "developer") == 0)
2643                             role_ = 3;
2644                         else if (strcmp(name + 6, "cydia") == 0)
2645                             role_ = 7;
2646                         else
2647                             role_ = 4;
2648                     }
2649
2650                     if (strncmp(name, "cydia::", 7) == 0) {
2651                         if (strcmp(name + 7, "essential") == 0)
2652                             essential_ = true;
2653                         else if (strcmp(name + 7, "obsolete") == 0)
2654                             obsolete_ = true;
2655                     }
2656                 }
2657             }
2658         _end
2659
2660         _profile(Package$initWithVersion$Metadata)
2661             const char *mixed(iterator.Name());
2662             size_t size(strlen(mixed));
2663             static const size_t prefix(sizeof("/var/lib/dpkg/info/") - 1);
2664             char lower[prefix + size + 5 + 1];
2665
2666             for (size_t i(0); i != size; ++i)
2667                 lower[prefix + i] = mixed[i] | 0x20;
2668
2669             if (!installed_.empty()) {
2670                 memcpy(lower, "/var/lib/dpkg/info/", prefix);
2671                 memcpy(lower + prefix + size, ".list", 6);
2672                 struct stat info;
2673                 if (stat(lower, &info) != -1)
2674                     upgraded_ = info.st_birthtime;
2675             }
2676
2677             PackageValue *metadata(PackageFind(lower + prefix, size));
2678             metadata_ = metadata;
2679
2680             id_.set(NULL, metadata->name_, size);
2681
2682             const char *latest(version_.VerStr());
2683             size_t length(strlen(latest));
2684
2685             uint16_t vhash(hashlittle(latest, length));
2686
2687             size_t capped(std::min<size_t>(8, length));
2688             latest = latest + length - capped;
2689
2690             if (metadata->first_ == 0)
2691                 metadata->first_ = now_;
2692
2693             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2694                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2695                 metadata->vhash_ = vhash;
2696                 metadata->last_ = now_;
2697             } else if (metadata->last_ == 0)
2698                 metadata->last_ = metadata->first_;
2699         _end
2700
2701         _profile(Package$initWithVersion$Section)
2702             section_ = version_.Section();
2703         _end
2704
2705         _profile(Package$initWithVersion$Flags)
2706             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2707             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2708         _end
2709     _end } return self;
2710 }
2711
2712 + (Package *) newPackageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database {
2713     pkgCache::VerIterator version;
2714
2715     _profile(Package$packageWithIterator$GetCandidateVer)
2716         version = [database policy]->GetCandidateVer(iterator);
2717     _end
2718
2719     if (version.end())
2720         return nil;
2721
2722     Package *package;
2723
2724     _profile(Package$packageWithIterator$Allocate)
2725         package = [Package allocWithZone:zone];
2726     _end
2727
2728     _profile(Package$packageWithIterator$Initialize)
2729         package = [package
2730             initWithVersion:version
2731             withZone:zone
2732             inPool:pool
2733             database:database
2734         ];
2735     _end
2736
2737     return package;
2738 }
2739
2740 // XXX: just in case a Cydia extension is using this (I bet this is unlikely, though, due to CYPool?)
2741 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database {
2742     return [[self newPackageWithIterator:iterator withZone:zone inPool:pool database:database] autorelease];
2743 }
2744
2745 - (pkgCache::PkgIterator) iterator {
2746     return iterator_;
2747 }
2748
2749 - (NSArray *) downgrades {
2750     NSMutableArray *versions([NSMutableArray arrayWithCapacity:4]);
2751
2752     for (auto version(iterator_.VersionList()); !version.end(); ++version) {
2753         if (version == version_)
2754             continue;
2755         Package *package([[[Package allocWithZone:NULL] initWithVersion:version withZone:NULL inPool:NULL database:database_] autorelease]);
2756         if ([package source] == nil)
2757             continue;
2758         [versions addObject:package];
2759     }
2760
2761     return versions;
2762 }
2763
2764 - (NSString *) section {
2765     if (section$_ == nil) {
2766         if (section_ == NULL)
2767             return nil;
2768
2769         _profile(Package$section$mappedSectionForPointer)
2770             section$_ = [database_ mappedSectionForPointer:section_];
2771         _end
2772     } return section$_;
2773 }
2774
2775 - (NSString *) simpleSection {
2776     if (NSString *section = [self section])
2777         return Simplify(section);
2778     else
2779         return nil;
2780 }
2781
2782 - (NSString *) longSection {
2783     if (NSString *section = [self section])
2784         return LocalizeSection(section);
2785     else
2786         return nil;
2787 }
2788
2789 - (NSString *) shortSection {
2790     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2791 }
2792
2793 - (NSString *) uri {
2794     return nil;
2795 #if 0
2796     pkgIndexFile *index;
2797     pkgCache::PkgFileIterator file(file_.File());
2798     if (![database_ list].FindIndex(file, index))
2799         return nil;
2800     return [NSString stringWithUTF8String:iterator_->Path];
2801     //return [NSString stringWithUTF8String:file.Site()];
2802     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2803 #endif
2804 }
2805
2806 - (MIMEAddress *) maintainer {
2807 @synchronized (database_) {
2808     if ([database_ era] != era_ || file_.end())
2809         return nil;
2810
2811     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2812     const std::string &maintainer(parser->Maintainer());
2813     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2814 } }
2815
2816 - (NSString *) md5sum {
2817     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2818 }
2819
2820 - (size_t) size {
2821 @synchronized (database_) {
2822     if ([database_ era] != era_ || version_.end())
2823         return 0;
2824
2825     return version_->InstalledSize;
2826 } }
2827
2828 - (NSString *) longDescription {
2829 @synchronized (database_) {
2830     if ([database_ era] != era_ || file_.end())
2831         return nil;
2832
2833     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2834     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2835
2836     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2837     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2838     if ([lines count] < 2)
2839         return nil;
2840
2841     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2842     for (size_t i(1), e([lines count]); i != e; ++i) {
2843         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2844         [trimmed addObject:trim];
2845     }
2846
2847     return [trimmed componentsJoinedByString:@"\n"];
2848 } }
2849
2850 - (NSString *) shortDescription {
2851     if (parsed_ != NULL)
2852         return static_cast<NSString *>(parsed_->tagline_);
2853
2854 @synchronized (database_) {
2855     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2856     std::string value(parser.ShortDesc());
2857     if (value.empty())
2858         return nil;
2859     if (value.size() > 200)
2860         value.resize(200);
2861     return [(id) CYStringCreate(value) autorelease];
2862 } }
2863
2864 - (unichar) index {
2865     _profile(Package$index)
2866         CFStringRef name((CFStringRef) [self name]);
2867         if (CFStringGetLength(name) == 0)
2868             return '#';
2869         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2870         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2871             return '#';
2872         return toupper(character);
2873     _end
2874 }
2875
2876 - (PackageValue *) metadata {
2877     return metadata_;
2878 }
2879
2880 - (time_t) seen {
2881     PackageValue *metadata([self metadata]);
2882     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2883 }
2884
2885 - (bool) subscribed {
2886     return [self metadata]->subscribed_;
2887 }
2888
2889 - (bool) setSubscribed:(bool)subscribed {
2890     PackageValue *metadata([self metadata]);
2891     if (metadata->subscribed_ == subscribed)
2892         return false;
2893     metadata->subscribed_ = subscribed;
2894     return true;
2895 }
2896
2897 - (BOOL) ignored {
2898     return ignored_;
2899 }
2900
2901 - (NSString *) latest {
2902     return latest_;
2903 }
2904
2905 - (NSString *) installed {
2906     return installed_;
2907 }
2908
2909 - (BOOL) uninstalled {
2910     return installed_.empty();
2911 }
2912
2913 - (BOOL) upgradableAndEssential:(BOOL)essential {
2914     _profile(Package$upgradableAndEssential)
2915         pkgCache::VerIterator current(iterator_.CurrentVer());
2916         if (current.end())
2917             return essential && essential_;
2918         else
2919             return version_ != current;
2920     _end
2921 }
2922
2923 - (BOOL) essential {
2924     return essential_;
2925 }
2926
2927 - (BOOL) broken {
2928     return [database_ cache][iterator_].InstBroken();
2929 }
2930
2931 - (BOOL) unfiltered {
2932     _profile(Package$unfiltered$obsolete)
2933         if (_unlikely(obsolete_))
2934             return false;
2935     _end
2936
2937     _profile(Package$unfiltered$role)
2938         if (_unlikely(role_ > 3))
2939             return false;
2940     _end
2941
2942     return true;
2943 }
2944
2945 - (BOOL) visible {
2946     if (![self unfiltered])
2947         return false;
2948
2949     NSString *section;
2950
2951     _profile(Package$visible$section)
2952         section = [self section];
2953     _end
2954
2955     _profile(Package$visible$isSectionVisible)
2956         if (!isSectionVisible(section))
2957             return false;
2958     _end
2959
2960     return true;
2961 }
2962
2963 - (BOOL) half {
2964     unsigned char current(iterator_->CurrentState);
2965     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2966 }
2967
2968 - (BOOL) halfConfigured {
2969     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2970 }
2971
2972 - (BOOL) halfInstalled {
2973     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2974 }
2975
2976 - (BOOL) hasMode {
2977 @synchronized (database_) {
2978     if ([database_ era] != era_ || iterator_.end())
2979         return NO;
2980
2981     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2982     return state.Mode != pkgDepCache::ModeKeep;
2983 } }
2984
2985 - (NSString *) mode {
2986 @synchronized (database_) {
2987     if ([database_ era] != era_ || iterator_.end())
2988         return nil;
2989
2990     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2991
2992     switch (state.Mode) {
2993         case pkgDepCache::ModeDelete:
2994             if ((state.iFlags & pkgDepCache::Purge) != 0)
2995                 return @"PURGE";
2996             else
2997                 return @"REMOVE";
2998         case pkgDepCache::ModeKeep:
2999             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
3000                 return @"REINSTALL";
3001             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
3002                 return nil;*/
3003             else
3004                 return nil;
3005         case pkgDepCache::ModeInstall:
3006             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
3007                 return @"REINSTALL";
3008             else*/ switch (state.Status) {
3009                 case -1:
3010                     return @"DOWNGRADE";
3011                 case 0:
3012                     return @"INSTALL";
3013                 case 1:
3014                     return @"UPGRADE";
3015                 case 2:
3016                     return @"NEW_INSTALL";
3017                 _nodefault
3018             }
3019         _nodefault
3020     }
3021 } }
3022
3023 - (NSString *) id {
3024     return id_;
3025 }
3026
3027 - (NSString *) name {
3028     return name_.empty() ? id_ : name_;
3029 }
3030
3031 - (UIImage *) icon {
3032     NSString *section = [self simpleSection];
3033
3034     UIImage *icon(nil);
3035     if (parsed_ != NULL)
3036         if (NSString *href = parsed_->icon_)
3037             if ([href hasPrefix:@"file:///"])
3038                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3039     if (icon == nil) if (section != nil)
3040         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
3041     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
3042         if ([dicon hasPrefix:@"file:///"])
3043             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3044     if (icon == nil)
3045         icon = [UIImage imageNamed:@"unknown.png"];
3046     return icon;
3047 }
3048
3049 - (NSString *) homepage {
3050     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
3051 }
3052
3053 - (NSString *) depiction {
3054     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
3055 }
3056
3057 - (MIMEAddress *) author {
3058     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
3059 }
3060
3061 - (NSString *) support {
3062     return parsed_ != NULL && !parsed_->support_.empty() ? parsed_->support_ : [[self source] supportForPackage:id_];
3063 }
3064
3065 - (NSArray *) files {
3066     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
3067     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
3068
3069     std::ifstream fin;
3070     fin.open([path UTF8String]);
3071     if (!fin.is_open())
3072         return nil;
3073
3074     std::string line;
3075     while (std::getline(fin, line))
3076         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
3077
3078     return files;
3079 }
3080
3081 - (NSString *) state {
3082 @synchronized (database_) {
3083     if ([database_ era] != era_ || file_.end())
3084         return nil;
3085
3086     switch (iterator_->CurrentState) {
3087         case pkgCache::State::NotInstalled:
3088             return @"NotInstalled";
3089         case pkgCache::State::UnPacked:
3090             return @"UnPacked";
3091         case pkgCache::State::HalfConfigured:
3092             return @"HalfConfigured";
3093         case pkgCache::State::HalfInstalled:
3094             return @"HalfInstalled";
3095         case pkgCache::State::ConfigFiles:
3096             return @"ConfigFiles";
3097         case pkgCache::State::Installed:
3098             return @"Installed";
3099         case pkgCache::State::TriggersAwaited:
3100             return @"TriggersAwaited";
3101         case pkgCache::State::TriggersPending:
3102             return @"TriggersPending";
3103     }
3104
3105     return (NSString *) [NSNull null];
3106 } }
3107
3108 - (NSString *) selection {
3109 @synchronized (database_) {
3110     if ([database_ era] != era_ || file_.end())
3111         return nil;
3112
3113     switch (iterator_->SelectedState) {
3114         case pkgCache::State::Unknown:
3115             return @"Unknown";
3116         case pkgCache::State::Install:
3117             return @"Install";
3118         case pkgCache::State::Hold:
3119             return @"Hold";
3120         case pkgCache::State::DeInstall:
3121             return @"DeInstall";
3122         case pkgCache::State::Purge:
3123             return @"Purge";
3124     }
3125
3126     return (NSString *) [NSNull null];
3127 } }
3128
3129 - (NSArray *) warnings {
3130 @synchronized (database_) {
3131     if ([database_ era] != era_ || file_.end())
3132         return nil;
3133
3134     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
3135     const char *name(iterator_.Name());
3136
3137     size_t length(strlen(name));
3138     if (length < 2) invalid:
3139         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
3140     else for (size_t i(0); i != length; ++i)
3141         if (
3142             /* XXX: technically this is not allowed */
3143             (name[i] < 'A' || name[i] > 'Z') &&
3144             (name[i] < 'a' || name[i] > 'z') &&
3145             (name[i] < '0' || name[i] > '9') &&
3146             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
3147         ) goto invalid;
3148
3149     if (strcmp(name, "cydia") != 0) {
3150         bool cydia = false;
3151         bool user = false;
3152         bool _private = false;
3153         bool stash = false;
3154         bool dbstash = false;
3155         bool dsstore = false;
3156
3157         bool repository = [[self section] isEqualToString:@"Repositories"];
3158
3159         if (NSArray *files = [self files])
3160             for (NSString *file in files)
3161                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
3162                     cydia = true;
3163                 else if (!user && [file isEqualToString:@"/User"])
3164                     user = true;
3165                 else if (!_private && [file isEqualToString:@"/private"])
3166                     _private = true;
3167                 else if (!stash && [file isEqualToString:@"/var/stash"])
3168                     stash = true;
3169                 else if (!dbstash && [file isEqualToString:@"/var/db/stash"])
3170                     dbstash = true;
3171                 else if (!dsstore && [file hasSuffix:@"/.DS_Store"])
3172                     dsstore = true;
3173
3174         /* XXX: this is not sensitive enough. only some folders are valid. */
3175         if (cydia && !repository)
3176             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
3177         if (user)
3178             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
3179         if (_private)
3180             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
3181         if (stash)
3182             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
3183         if (dbstash)
3184             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/db/stash"]];
3185         if (dsstore)
3186             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @".DS_Store"]];
3187     }
3188
3189     return [warnings count] == 0 ? nil : warnings;
3190 } }
3191
3192 - (NSArray *) applications {
3193     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
3194
3195     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
3196
3197     static RegEx application_r("/Applications/(.*)\\.app/Info.plist");
3198     if (NSArray *files = [self files])
3199         for (NSString *file in files)
3200             if (application_r(file)) {
3201                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
3202                 if (info == nil)
3203                     continue;
3204                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
3205                 if (id == nil || [id isEqualToString:me])
3206                     continue;
3207
3208                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
3209                 if (display == nil)
3210                     display = application_r[1];
3211
3212                 NSString *bundle([file stringByDeletingLastPathComponent]);
3213                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
3214                 // XXX: maybe this should check if this is really a string, not just for length
3215                 if (icon == nil || ![icon respondsToSelector:@selector(length)] || [icon length] == 0)
3216                     icon = @"icon.png";
3217                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
3218
3219                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
3220                 [applications addObject:application];
3221
3222                 [application addObject:id];
3223                 [application addObject:display];
3224                 [application addObject:url];
3225             }
3226
3227     return [applications count] == 0 ? nil : applications;
3228 }
3229
3230 - (Source *) source {
3231     if (source_ == nil) {
3232         @synchronized (database_) {
3233             if ([database_ era] != era_ || file_.end())
3234                 source_ = (Source *) [NSNull null];
3235             else
3236                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
3237         }
3238     }
3239
3240     return source_ == (Source *) [NSNull null] ? nil : source_;
3241 }
3242
3243 - (time_t) upgraded {
3244     return upgraded_;
3245 }
3246
3247 - (uint32_t) recent {
3248     return std::numeric_limits<uint32_t>::max() - upgraded_;
3249 }
3250
3251 - (uint32_t) rank {
3252     return rank_;
3253 }
3254
3255 - (BOOL) matches:(NSArray *)query {
3256     if (query == nil || [query count] == 0)
3257         return NO;
3258
3259     rank_ = 0;
3260
3261     NSString *string;
3262     NSRange range;
3263     NSUInteger length;
3264
3265     string = [self name];
3266     length = [string length];
3267
3268     if (length != 0)
3269     for (NSString *term in query) {
3270         range = [string rangeOfString:term options:MatchCompareOptions_];
3271         if (range.location != NSNotFound)
3272             rank_ -= 6 * 1000000 / length;
3273     }
3274
3275     if (rank_ == 0) {
3276         string = [self id];
3277         length = [string length];
3278
3279         if (length != 0)
3280         for (NSString *term in query) {
3281             range = [string rangeOfString:term options:MatchCompareOptions_];
3282             if (range.location != NSNotFound)
3283                 rank_ -= 6 * 1000000 / length;
3284         }
3285     }
3286
3287     string = [self shortDescription];
3288     length = [string length];
3289     NSUInteger stop(std::min<NSUInteger>(length, 200));
3290
3291     if (length != 0)
3292     for (NSString *term in query) {
3293         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
3294         if (range.location != NSNotFound)
3295             rank_ -= 2 * 100000;
3296     }
3297
3298     return rank_ != 0;
3299 }
3300
3301 - (NSArray *) tags {
3302     return tags_;
3303 }
3304
3305 - (BOOL) hasTag:(NSString *)tag {
3306     return tags_ == nil ? NO : [tags_ containsObject:tag];
3307 }
3308
3309 - (NSString *) primaryPurpose {
3310     for (NSString *tag in (NSArray *) tags_)
3311         if ([tag hasPrefix:@"purpose::"])
3312             return [tag substringFromIndex:9];
3313     return nil;
3314 }
3315
3316 - (NSArray *) purposes {
3317     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3318     for (NSString *tag in (NSArray *) tags_)
3319         if ([tag hasPrefix:@"purpose::"])
3320             [purposes addObject:[tag substringFromIndex:9]];
3321     return [purposes count] == 0 ? nil : purposes;
3322 }
3323
3324 - (bool) isCommercial {
3325     return [self hasTag:@"cydia::commercial"];
3326 }
3327
3328 - (void) setIndex:(size_t)index {
3329     if (metadata_->index_ != index + 1)
3330         metadata_->index_ = index + 1;
3331 }
3332
3333 - (CYString &) cyname {
3334     return !transform_.empty() ? transform_ : !name_.empty() ? name_ : id_;
3335 }
3336
3337 - (uint32_t) compareBySection:(NSArray *)sections {
3338     NSString *section([self section]);
3339     for (size_t i(0), e([sections count]); i != e; ++i) {
3340         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3341             return i;
3342     }
3343
3344     return _not(uint32_t);
3345 }
3346
3347 - (void) clear {
3348 @synchronized (database_) {
3349     if ([database_ era] != era_ || file_.end())
3350         return;
3351
3352     pkgProblemResolver *resolver = [database_ resolver];
3353     resolver->Clear(iterator_);
3354
3355     pkgCacheFile &cache([database_ cache]);
3356     cache->SetReInstall(iterator_, false);
3357     cache->MarkKeep(iterator_, false);
3358 } }
3359
3360 - (void) install {
3361 @synchronized (database_) {
3362     if ([database_ era] != era_ || file_.end())
3363         return;
3364
3365     pkgProblemResolver *resolver = [database_ resolver];
3366     resolver->Clear(iterator_);
3367     resolver->Protect(iterator_);
3368
3369     pkgCacheFile &cache([database_ cache]);
3370     cache->SetCandidateVersion(version_);
3371     cache->SetReInstall(iterator_, false);
3372     cache->MarkInstall(iterator_, false);
3373
3374     pkgDepCache::StateCache &state((*cache)[iterator_]);
3375     if (!state.Install())
3376         cache->SetReInstall(iterator_, true);
3377 } }
3378
3379 - (void) remove {
3380 @synchronized (database_) {
3381     if ([database_ era] != era_ || file_.end())
3382         return;
3383
3384     pkgProblemResolver *resolver = [database_ resolver];
3385     resolver->Clear(iterator_);
3386     resolver->Remove(iterator_);
3387     resolver->Protect(iterator_);
3388
3389     pkgCacheFile &cache([database_ cache]);
3390     cache->SetReInstall(iterator_, false);
3391     cache->MarkDelete(iterator_, true);
3392 } }
3393
3394 @end
3395 /* }}} */
3396 /* Section Class {{{ */
3397 @interface Section : NSObject {
3398     _H<NSString> name_;
3399     size_t row_;
3400     size_t count_;
3401     _H<NSString> localized_;
3402 }
3403
3404 - (NSComparisonResult) compareByLocalized:(Section *)section;
3405 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3406 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3407 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3408
3409 - (NSString *) name;
3410 - (void) setName:(NSString *)name;
3411
3412 - (size_t) row;
3413 - (size_t) count;
3414
3415 - (void) addToRow;
3416 - (void) addToCount;
3417
3418 - (void) setCount:(size_t)count;
3419 - (NSString *) localized;
3420
3421 @end
3422
3423 @implementation Section
3424
3425 - (NSComparisonResult) compareByLocalized:(Section *)section {
3426     NSString *lhs(localized_);
3427     NSString *rhs([section localized]);
3428
3429     /*if ([lhs length] != 0 && [rhs length] != 0) {
3430         unichar lhc = [lhs characterAtIndex:0];
3431         unichar rhc = [rhs characterAtIndex:0];
3432
3433         if (isalpha(lhc) && !isalpha(rhc))
3434             return NSOrderedAscending;
3435         else if (!isalpha(lhc) && isalpha(rhc))
3436             return NSOrderedDescending;
3437     }*/
3438
3439     return [lhs compare:rhs options:LaxCompareOptions_];
3440 }
3441
3442 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3443     if ((self = [self initWithName:name localize:NO]) != nil) {
3444         if (localized != nil)
3445             localized_ = localized;
3446     } return self;
3447 }
3448
3449 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3450     return [self initWithName:name row:0 localize:localize];
3451 }
3452
3453 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3454     if ((self = [super init]) != nil) {
3455         name_ = name;
3456         row_ = row;
3457         if (localize)
3458             localized_ = LocalizeSection(name_);
3459     } return self;
3460 }
3461
3462 - (NSString *) name {
3463     return name_;
3464 }
3465
3466 - (void) setName:(NSString *)name {
3467     name_ = name;
3468 }
3469
3470 - (size_t) row {
3471     return row_;
3472 }
3473
3474 - (size_t) count {
3475     return count_;
3476 }
3477
3478 - (void) addToRow {
3479     ++row_;
3480 }
3481
3482 - (void) addToCount {
3483     ++count_;
3484 }
3485
3486 - (void) setCount:(size_t)count {
3487     count_ = count;
3488 }
3489
3490 - (NSString *) localized {
3491     return localized_;
3492 }
3493
3494 @end
3495 /* }}} */
3496
3497 class CydiaLogCleaner :
3498     public pkgArchiveCleaner
3499 {
3500   protected:
3501     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3502         unlink(File);
3503     }
3504 };
3505
3506 /* Database Implementation {{{ */
3507 @implementation Database
3508
3509 + (Database *) sharedInstance {
3510     static _H<Database> instance;
3511     if (instance == nil)
3512         instance = [[[Database alloc] init] autorelease];
3513     return instance;
3514 }
3515
3516 - (unsigned) era {
3517     return era_;
3518 }
3519
3520 - (void) releasePackages {
3521     packages_ = nil;
3522 }
3523
3524 - (bool) hasPackages {
3525     return [packages_ count] != 0;
3526 }
3527
3528 - (void) dealloc {
3529     // XXX: actually implement this thing
3530     _assert(false);
3531     [self releasePackages];
3532     NSRecycleZone(zone_);
3533     [super dealloc];
3534 }
3535
3536 - (void) _readCydia:(NSNumber *)fd {
3537     boost::fdistream is([fd intValue]);
3538     std::string line;
3539
3540     static RegEx finish_r("finish:([^:]*)");
3541
3542     while (std::getline(is, line)) {
3543         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3544
3545         const char *data(line.c_str());
3546         size_t size = line.size();
3547         lprintf("C:%s\n", data);
3548
3549         if (finish_r(data, size)) {
3550             NSString *finish = finish_r[1];
3551             int index = [Finishes_ indexOfObject:finish];
3552             if (index != INT_MAX && index > Finish_)
3553                 Finish_ = index;
3554         }
3555
3556         [pool release];
3557     }
3558
3559     _assume(false);
3560 }
3561
3562 - (void) _readStatus:(NSNumber *)fd {
3563     boost::fdistream is([fd intValue]);
3564     std::string line;
3565
3566     static RegEx conffile_r("status: [^ ]* : conffile-prompt : (.*?) *");
3567     static RegEx pmstatus_r("([^:]*):([^:]*):([^:]*):(.*)");
3568
3569     while (std::getline(is, line)) {
3570         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3571
3572         const char *data(line.c_str());
3573         size_t size(line.size());
3574         lprintf("S:%s\n", data);
3575
3576         if (conffile_r(data, size)) {
3577             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3578             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3579         } else if (strncmp(data, "status: ", 8) == 0) {
3580             // status: <package>: {unpacked,half-configured,installed}
3581             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3582             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3583         } else if (strncmp(data, "processing: ", 12) == 0) {
3584             // processing: configure: config-test
3585             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3586             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3587         } else if (pmstatus_r(data, size)) {
3588             std::string type([pmstatus_r[1] UTF8String]);
3589
3590             NSString *package = pmstatus_r[2];
3591             if ([package isEqualToString:@"dpkg-exec"])
3592                 package = nil;
3593
3594             float percent([pmstatus_r[3] floatValue]);
3595             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3596
3597             NSString *string = pmstatus_r[4];
3598
3599             if (type == "pmerror") {
3600                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3601                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3602             } else if (type == "pmstatus") {
3603                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3604                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3605             } else if (type == "pmconffile")
3606                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3607             else
3608                 lprintf("E:unknown pmstatus\n");
3609         } else
3610             lprintf("E:unknown status\n");
3611
3612         [pool release];
3613     }
3614
3615     _assume(false);
3616 }
3617
3618 - (void) _readOutput:(NSNumber *)fd {
3619     boost::fdistream is([fd intValue]);
3620     std::string line;
3621
3622     while (std::getline(is, line)) {
3623         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3624
3625         lprintf("O:%s\n", line.c_str());
3626
3627         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3628         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3629
3630         [pool release];
3631     }
3632
3633     _assume(false);
3634 }
3635
3636 - (FILE *) input {
3637     return input_;
3638 }
3639
3640 - (Package *) packageWithName:(NSString *)name {
3641     if (name == nil)
3642         return nil;
3643 @synchronized (self) {
3644     if (static_cast<pkgDepCache *>(cache_) == NULL)
3645         return nil;
3646     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]
3647 #ifdef __arm64__
3648         , "any"
3649 #endif
3650     ));
3651     return iterator.end() ? nil : [[Package newPackageWithIterator:iterator withZone:NULL inPool:NULL database:self] autorelease];
3652 } }
3653
3654 - (id) init {
3655     if ((self = [super init]) != nil) {
3656         policy_ = NULL;
3657         records_ = NULL;
3658         resolver_ = NULL;
3659         fetcher_ = NULL;
3660         lock_ = NULL;
3661
3662         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3663
3664         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3665
3666         int fds[2];
3667
3668         _assert(pipe(fds) != -1);
3669         cydiafd_ = fds[1];
3670
3671         _config->Set("APT::Keep-Fds::", cydiafd_);
3672         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3673
3674         [NSThread
3675             detachNewThreadSelector:@selector(_readCydia:)
3676             toTarget:self
3677             withObject:[NSNumber numberWithInt:fds[0]]
3678         ];
3679
3680         _assert(pipe(fds) != -1);
3681         statusfd_ = fds[1];
3682
3683         [NSThread
3684             detachNewThreadSelector:@selector(_readStatus:)
3685             toTarget:self
3686             withObject:[NSNumber numberWithInt:fds[0]]
3687         ];
3688
3689         _assert(pipe(fds) != -1);
3690         _assert(dup2(fds[0], 0) != -1);
3691         _assert(close(fds[0]) != -1);
3692
3693         input_ = fdopen(fds[1], "a");
3694
3695         _assert(pipe(fds) != -1);
3696         _assert(dup2(fds[1], 1) != -1);
3697         _assert(close(fds[1]) != -1);
3698
3699         [NSThread
3700             detachNewThreadSelector:@selector(_readOutput:)
3701             toTarget:self
3702             withObject:[NSNumber numberWithInt:fds[0]]
3703         ];
3704     } return self;
3705 }
3706
3707 - (pkgCacheFile &) cache {
3708     return cache_;
3709 }
3710
3711 - (pkgDepCache::Policy *) policy {
3712     return policy_;
3713 }
3714
3715 - (pkgRecords *) records {
3716     return records_;
3717 }
3718
3719 - (pkgProblemResolver *) resolver {
3720     return resolver_;
3721 }
3722
3723 - (pkgAcquire &) fetcher {
3724     return *fetcher_;
3725 }
3726
3727 - (pkgSourceList &) list {
3728     return *list_;
3729 }
3730
3731 - (NSArray *) packages {
3732     return packages_;
3733 }
3734
3735 - (NSArray *) sources {
3736     return sourceList_;
3737 }
3738
3739 - (Source *) sourceWithKey:(NSString *)key {
3740     for (Source *source in [self sources]) {
3741         if ([[source key] isEqualToString:key])
3742             return source;
3743     } return nil;
3744 }
3745
3746 - (bool) popErrorWithTitle:(NSString *)title {
3747     bool fatal(false);
3748
3749     while (!_error->empty()) {
3750         std::string error;
3751         bool warning(!_error->PopMessage(error));
3752         if (!warning)
3753             fatal = true;
3754
3755         for (;;) {
3756             size_t size(error.size());
3757             if (size == 0 || error[size - 1] != '\n')
3758                 break;
3759             error.resize(size - 1);
3760         }
3761
3762         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3763
3764         static RegEx no_pubkey("GPG error:.* NO_PUBKEY .*");
3765         if (warning && no_pubkey(error.c_str()))
3766             continue;
3767
3768         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3769     }
3770
3771     return fatal;
3772 }
3773
3774 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3775     return [self popErrorWithTitle:title] || !success;
3776 }
3777
3778 - (bool) popErrorWithTitle:(NSString *)title forReadList:(pkgSourceList &)list {
3779     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3780         return true;
3781     return false;
3782
3783     list.Reset();
3784
3785     bool error(false);
3786
3787     if (access("/etc/apt/sources.list", F_OK) == 0)
3788         error |= [self popErrorWithTitle:title forOperation:list.ReadAppend("/etc/apt/sources.list")];
3789
3790     std::string base("/etc/apt/sources.list.d");
3791     if (DIR *sources = opendir(base.c_str())) {
3792         while (dirent *source = readdir(sources))
3793             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)
3794                 error |= [self popErrorWithTitle:title forOperation:list.ReadAppend((base + "/" + source->d_name).c_str())];
3795         closedir(sources);
3796     }
3797
3798     error |= [self popErrorWithTitle:title forOperation:list.ReadAppend(SOURCES_LIST)];
3799
3800     return error;
3801 }
3802
3803 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3804 @synchronized (self) {
3805     ++era_;
3806
3807     [self releasePackages];
3808
3809     sourceMap_.clear();
3810     [sourceList_ removeAllObjects];
3811
3812     _error->Discard();
3813
3814     delete list_;
3815     list_ = NULL;
3816     manager_ = NULL;
3817     delete lock_;
3818     lock_ = NULL;
3819     delete fetcher_;
3820     fetcher_ = NULL;
3821     delete resolver_;
3822     resolver_ = NULL;
3823     delete records_;
3824     records_ = NULL;
3825     delete policy_;
3826     policy_ = NULL;
3827
3828     cache_.Close();
3829
3830     pool_.~CYPool();
3831     new (&pool_) CYPool();
3832
3833     NSRecycleZone(zone_);
3834     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3835
3836     int chk(creat("/tmp/cydia.chk", 0644));
3837     if (chk != -1)
3838         close(chk);
3839
3840     if (invocation != nil)
3841         [invocation invoke];
3842
3843     NSString *title(UCLocalize("DATABASE"));
3844
3845     list_ = new pkgSourceList();
3846     _profile(reloadDataWithInvocation$ReadMainList)
3847     if ([self popErrorWithTitle:title forReadList:*list_])
3848         return;
3849     _end
3850
3851     _profile(reloadDataWithInvocation$Source$initWithMetaIndex)
3852     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3853         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:&pool_] autorelease]);
3854         [sourceList_ addObject:object];
3855     }
3856     _end
3857
3858     _trace();
3859     OpProgress progress;
3860     bool opened;
3861   open:
3862     delock_ = GetStatusDate();
3863     _profile(reloadDataWithInvocation$pkgCacheFile)
3864         opened = cache_.Open(progress, false);
3865     _end
3866     if (!opened) {
3867         // XXX: this block should probably be merged with popError: in some way
3868         while (!_error->empty()) {
3869             std::string error;
3870             bool warning(!_error->PopMessage(error));
3871
3872             lprintf("cache_.Open():[%s]\n", error.c_str());
3873
3874             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3875
3876             SEL repair(NULL);
3877             if (false);
3878             else if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3879                 repair = @selector(configure);
3880             //else if (error == "The package lists or status file could not be parsed or opened.")
3881             //    repair = @selector(update);
3882             // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3883             // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3884             // else if (error == "Malformed Status line")
3885             // else if (error == "The list of sources could not be read.")
3886
3887             if (repair != NULL) {
3888                 _error->Discard();
3889                 [delegate_ repairWithSelector:repair];
3890                 goto open;
3891             }
3892         }
3893
3894         return;
3895     } else if ([self popErrorWithTitle:title forOperation:true])
3896         return;
3897     _trace();
3898
3899     unlink("/tmp/cydia.chk");
3900
3901     now_ = [[NSDate date] timeIntervalSince1970];
3902
3903     policy_ = new pkgDepCache::Policy();
3904     records_ = new pkgRecords(cache_);
3905     resolver_ = new pkgProblemResolver(cache_);
3906     fetcher_ = new pkgAcquire(&status_);
3907     lock_ = NULL;
3908
3909     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3910         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3911         return;
3912     }
3913
3914     _profile(reloadDataWithInvocation$pkgApplyStatus)
3915     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3916         return;
3917     _end
3918
3919     if (cache_->BrokenCount() != 0) {
3920         _profile(pkgApplyStatus$pkgFixBroken)
3921         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3922             return;
3923         _end
3924
3925         if (cache_->BrokenCount() != 0) {
3926             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3927             return;
3928         }
3929
3930         _profile(pkgApplyStatus$pkgMinimizeUpgrade)
3931         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3932             return;
3933         _end
3934     }
3935
3936     for (Source *object in (id) sourceList_) {
3937         metaIndex *source([object metaIndex]);
3938         std::vector<pkgIndexFile *> *indices = source->GetIndexFiles();
3939         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3940             // XXX: this could be more intelligent
3941             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3942                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3943                 if (!cached.end())
3944                     sourceMap_[cached->ID] = object;
3945             }
3946     }
3947
3948     {
3949         size_t capacity(MetaFile_->active_);
3950         if (capacity == 0)
3951             capacity = 128*1024;
3952         else
3953             capacity += 1024;
3954
3955         std::vector<Package *> packages;
3956         packages.reserve(capacity);
3957         size_t lost(0);
3958
3959         size_t last(0);
3960         _profile(reloadDataWithInvocation$packageWithIterator)
3961         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3962             if (Package *package = [Package newPackageWithIterator:iterator withZone:zone_ inPool:&pool_ database:self]) {
3963                 if (unsigned index = package.metadata->index_) {
3964                     --index;
3965                     if (packages.size() == index) {
3966                         packages.push_back(package);
3967                     } else if (packages.size() <= index) {
3968                         packages.resize(index + 1, nil);
3969                         packages[index] = package;
3970                         continue;
3971                     } else {
3972                         std::swap(package, packages[index]);
3973                         if (package != nil)
3974                             goto lost;
3975                         if (last != index)
3976                             continue;
3977                     }
3978                 } else lost: {
3979                     ++lost;
3980                     if (last == packages.size()) {
3981                         packages.push_back(package);
3982                         ++last;
3983                     } else {
3984                         packages[last] = package;
3985                         ++last;
3986                     }
3987                 }
3988
3989                 for (; last != packages.size(); ++last)
3990                     if (packages[last] == nil)
3991                         break;
3992             }
3993         _end
3994
3995         for (size_t next(last + 1); last != packages.size(); ++last, ++next) {
3996             while (true) {
3997                 if (next == packages.size())
3998                     goto done;
3999                 if (packages[next] != nil)
4000                     break;
4001                 ++next;
4002             }
4003
4004             std::swap(packages[last], packages[next]);
4005         } done:;
4006
4007         packages.resize(last);
4008
4009         packages_ = [[[NSMutableArray alloc] initWithObjects:packages.data() count:packages.size()] autorelease];
4010
4011         if (lost > 128) {
4012             NSLog(@"lost = %zu", lost);
4013
4014             _profile(reloadDataWithInvocation$radix$8)
4015             [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(8)];
4016             _end
4017
4018             _profile(reloadDataWithInvocation$radix$4)
4019             [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
4020             _end
4021
4022             _profile(reloadDataWithInvocation$radix$0)
4023             [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
4024             _end
4025         }
4026
4027         _profile(reloadDataWithInvocation$insertion)
4028         CFArrayInsertionSortValues((CFMutableArrayRef) (NSArray *) packages_, CFRangeMake(0, packages.size()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
4029         _end
4030
4031         /*_profile(reloadDataWithInvocation$CFQSortArray)
4032         CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);
4033         _end*/
4034
4035         /*_profile(reloadDataWithInvocation$stdsort)
4036         std::sort(packages.begin(), packages.end(), PackageNameOrdering());
4037         _end*/
4038
4039         /*_profile(reloadDataWithInvocation$CFArraySortValues)
4040         CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
4041         _end*/
4042
4043         /*_profile(reloadDataWithInvocation$sortUsingFunction)
4044         [packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
4045         _end*/
4046
4047         MetaFile_->active_ = packages.size();
4048         for (size_t index(0), count(packages.size()); index != count; ++index) {
4049             auto package((Package *) [packages_ objectAtIndex:index]);
4050             [package setIndex:index];
4051             [package release];
4052         }
4053     }
4054 } }
4055
4056 - (void) clear {
4057 @synchronized (self) {
4058     delete resolver_;
4059     resolver_ = new pkgProblemResolver(cache_);
4060
4061     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
4062         if (!cache_[iterator].Keep())
4063             cache_->MarkKeep(iterator, false);
4064         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
4065             cache_->SetReInstall(iterator, false);
4066 } }
4067
4068 - (void) configure {
4069     NSString *dpkg = [NSString stringWithFormat:@"/usr/libexec/cydo --configure -a --status-fd %u", statusfd_];
4070     _trace();
4071     system([dpkg UTF8String]);
4072     _trace();
4073 }
4074
4075 - (bool) clean {
4076 @synchronized (self) {
4077     // XXX: I don't remember this condition
4078     if (lock_ != NULL)
4079         return false;
4080
4081     FileFd Lock;
4082     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4083
4084     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
4085
4086     if ([self popErrorWithTitle:title])
4087         return false;
4088
4089     pkgAcquire fetcher;
4090     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
4091
4092     CydiaLogCleaner cleaner;
4093     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
4094         return false;
4095
4096     return true;
4097 } }
4098
4099 - (bool) prepare {
4100     fetcher_->Shutdown();
4101
4102     pkgRecords records(cache_);
4103
4104     lock_ = new FileFd();
4105     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4106
4107     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
4108
4109     if ([self popErrorWithTitle:title])
4110         return false;
4111
4112     pkgSourceList list;
4113     if ([self popErrorWithTitle:title forReadList:list])
4114         return false;
4115
4116     manager_ = (_system->CreatePM(cache_));
4117     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
4118         return false;
4119
4120     return true;
4121 }
4122
4123 - (void) perform {
4124     bool substrate(RestartSubstrate_);
4125     RestartSubstrate_ = false;
4126
4127     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
4128
4129     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
4130         pkgSourceList list;
4131         if ([self popErrorWithTitle:title forReadList:list])
4132             return;
4133         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4134             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4135     }
4136
4137     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4138
4139     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
4140         _trace();
4141         [self popErrorWithTitle:title];
4142         return;
4143     }
4144
4145     bool failed = false;
4146     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
4147         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
4148             continue;
4149         if ((*item)->Status == pkgAcquire::Item::StatIdle)
4150             continue;
4151
4152         std::string uri = (*item)->DescURI();
4153         std::string error = (*item)->ErrorText;
4154
4155         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
4156         failed = true;
4157
4158         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
4159         [delegate_ addProgressEventOnMainThread:event forTask:title];
4160     }
4161
4162     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4163
4164     if (failed) {
4165         _trace();
4166         return;
4167     }
4168
4169     if (substrate)
4170         RestartSubstrate_ = true;
4171
4172     if (![delock_ isEqual:GetStatusDate()]) {
4173         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("DPKG_LOCKED") ofType:kCydiaProgressEventTypeError] forTask:title];
4174         return;
4175     }
4176
4177     delock_ = nil;
4178
4179     pkgPackageManager::OrderResult result(manager_->DoInstall(statusfd_));
4180
4181     NSString *oextended(@"/var/lib/apt/extended_states");
4182     NSString *nextended(Cache("extended_states"));
4183
4184     struct stat info;
4185     if (stat([nextended UTF8String], &info) != -1 && (info.st_mode & S_IFMT) == S_IFREG)
4186         system([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /bin/cp --remove-destination %@ %@", ShellEscape(nextended), ShellEscape(oextended)] UTF8String]);
4187
4188     unlink([nextended UTF8String]);
4189     symlink([oextended UTF8String], [nextended UTF8String]);
4190
4191     if ([self popErrorWithTitle:title])
4192         return;
4193
4194     if (result == pkgPackageManager::Failed) {
4195         _trace();
4196         return;
4197     }
4198
4199     if (result != pkgPackageManager::Completed) {
4200         _trace();
4201         return;
4202     }
4203
4204     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
4205         pkgSourceList list;
4206         if ([self popErrorWithTitle:title forReadList:list])
4207             return;
4208         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4209             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4210     }
4211
4212     if (![before isEqualToArray:after])
4213         [self update];
4214 }
4215
4216 - (bool) delocked {
4217     return ![delock_ isEqual:GetStatusDate()];
4218 }
4219
4220 - (bool) upgrade {
4221     NSString *title(UCLocalize("UPGRADE"));
4222     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
4223         return false;
4224     return true;
4225 }
4226
4227 - (void) update {
4228     [self updateWithStatus:status_];
4229 }
4230
4231 - (void) updateWithStatus:(CancelStatus &)status {
4232     NSString *title(UCLocalize("REFRESHING_DATA"));
4233
4234     pkgSourceList list;
4235     if ([self popErrorWithTitle:title forReadList:list])
4236         return;
4237
4238     FileFd lock;
4239     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
4240     if ([self popErrorWithTitle:title])
4241         return;
4242
4243     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4244
4245     bool success(ListUpdate(status, list, PulseInterval_));
4246     if (status.WasCancelled())
4247         _error->Discard();
4248     else {
4249         [self popErrorWithTitle:title forOperation:success];
4250
4251         [[NSDictionary dictionaryWithObjectsAndKeys:
4252             [NSDate date], @"LastUpdate",
4253         nil] writeToFile:@ CacheState_ atomically:YES];
4254     }
4255
4256     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4257 }
4258
4259 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
4260     delegate_ = delegate;
4261 }
4262
4263 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
4264     progress_ = delegate;
4265     status_.setDelegate(delegate);
4266 }
4267
4268 - (NSObject<ProgressDelegate> *) progressDelegate {
4269     return progress_;
4270 }
4271
4272 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
4273     SourceMap::const_iterator i(sourceMap_.find(file->ID));
4274     return i == sourceMap_.end() ? nil : i->second;
4275 }
4276
4277 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
4278     for (Source *source in (id) sourceList_)
4279         [source setFetch:fetch forURI:uri];
4280 }
4281
4282 - (void) resetFetch {
4283     for (Source *source in (id) sourceList_)
4284         [source resetFetch];
4285 }
4286
4287 - (NSString *) mappedSectionForPointer:(const char *)section {
4288     _H<NSString> *mapped;
4289
4290     _profile(Database$mappedSectionForPointer$Cache)
4291         mapped = &sections_[section];
4292     _end
4293
4294     if (*mapped == NULL) {
4295         size_t length(strlen(section));
4296         char spaced[length + 1];
4297
4298         _profile(Database$mappedSectionForPointer$Replace)
4299             for (size_t index(0); index != length; ++index)
4300                 spaced[index] = section[index] == '_' ? ' ' : section[index];
4301             spaced[length] = '\0';
4302         _end
4303
4304         NSString *string;
4305
4306         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
4307             string = [NSString stringWithUTF8String:spaced];
4308         _end
4309
4310         _profile(Database$mappedSectionForPointer$Map)
4311             string = [SectionMap_ objectForKey:string] ?: string;
4312         _end
4313
4314         *mapped = string;
4315     } return *mapped;
4316 }
4317
4318 @end
4319 /* }}} */
4320
4321 static _H<NSMutableSet> Diversions_;
4322
4323 @interface Diversion : NSObject {
4324     RegEx pattern_;
4325     _H<NSString> key_;
4326     _H<NSString> format_;
4327 }
4328
4329 @end
4330
4331 @implementation Diversion
4332
4333 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
4334     if ((self = [super init]) != nil) {
4335         pattern_ = [from UTF8String];
4336         key_ = from;
4337         format_ = to;
4338     } return self;
4339 }
4340
4341 - (NSString *) divert:(NSString *)url {
4342     return !pattern_(url) ? nil : pattern_->*format_;
4343 }
4344
4345 + (NSURL *) divertURL:(NSURL *)url {
4346   divert:
4347     NSString *href([url absoluteString]);
4348
4349     for (Diversion *diversion in (id) Diversions_)
4350         if (NSString *diverted = [diversion divert:href]) {
4351 #if !ForRelease
4352             NSLog(@"div: %@", diverted);
4353 #endif
4354             url = [NSURL URLWithString:diverted];
4355             goto divert;
4356         }
4357
4358     return url;
4359 }
4360
4361 - (NSString *) key {
4362     return key_;
4363 }
4364
4365 - (NSUInteger) hash {
4366     return [key_ hash];
4367 }
4368
4369 - (BOOL) isEqual:(Diversion *)object {
4370     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
4371 }
4372
4373 @end
4374
4375 @interface CydiaObject : NSObject {
4376     _H<CyteWebViewController> indirect_;
4377     _transient id delegate_;
4378 }
4379
4380 - (id) initWithDelegate:(CyteWebViewController *)indirect;
4381
4382 @end
4383
4384 @class CydiaObject;
4385
4386 @interface CydiaWebViewController : CyteWebViewController {
4387     _H<CydiaObject> cydia_;
4388 }
4389
4390 + (void) addDiversion:(Diversion *)diversion;
4391 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
4392 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
4393 - (void) setDelegate:(id)delegate;
4394
4395 @end
4396
4397 /* Web Scripting {{{ */
4398 @implementation CydiaObject
4399
4400 - (id) initWithDelegate:(CyteWebViewController *)indirect {
4401     if ((self = [super init]) != nil) {
4402         indirect_ = indirect;
4403     } return self;
4404 }
4405
4406 - (void) setDelegate:(id)delegate {
4407     delegate_ = delegate;
4408 }
4409
4410 + (NSArray *) _attributeKeys {
4411     return [NSArray arrayWithObjects:
4412         @"bittage",
4413         @"bbsnum",
4414         @"build",
4415         @"cells",
4416         @"coreFoundationVersionNumber",
4417         @"device",
4418         @"ecid",
4419         @"firmware",
4420         @"hostname",
4421         @"idiom",
4422         @"mcc",
4423         @"mnc",
4424         @"model",
4425         @"operator",
4426         @"role",
4427         @"serial",
4428         @"version",
4429     nil];
4430 }
4431
4432 - (NSArray *) attributeKeys {
4433     return [[self class] _attributeKeys];
4434 }
4435
4436 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4437     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4438 }
4439
4440 - (NSString *) version {
4441     return Cydia_;
4442 }
4443
4444 - (unsigned) bittage {
4445 #if 0
4446 #elif defined(__arm64__)
4447     return 64;
4448 #elif defined(__arm__)
4449     return 32;
4450 #else
4451     return 0;
4452 #endif
4453 }
4454
4455 - (NSString *) build {
4456     return System_;
4457 }
4458
4459 - (NSString *) coreFoundationVersionNumber {
4460     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4461 }
4462
4463 - (NSString *) device {
4464     return UniqueIdentifier();
4465 }
4466
4467 - (NSString *) firmware {
4468     return [[UIDevice currentDevice] systemVersion];
4469 }
4470
4471 - (NSString *) hostname {
4472     return [[UIDevice currentDevice] name];
4473 }
4474
4475 - (NSString *) idiom {
4476     return (id) Idiom_ ?: [NSNull null];
4477 }
4478
4479 - (NSArray *) cells {
4480     auto *$_CTServerConnectionCreate(reinterpret_cast<id (*)(void *, void *, void *)>(dlsym(RTLD_DEFAULT, "_CTServerConnectionCreate")));
4481     if ($_CTServerConnectionCreate == NULL)
4482         return nil;
4483
4484     struct CTResult { int flag; int error; };
4485     auto *$_CTServerConnectionCellMonitorCopyCellInfo(reinterpret_cast<CTResult (*)(CFTypeRef, void *, CFArrayRef *)>(dlsym(RTLD_DEFAULT, "_CTServerConnectionCellMonitorCopyCellInfo")));
4486     if ($_CTServerConnectionCellMonitorCopyCellInfo == NULL)
4487         return nil;
4488
4489     _H<const void> connection($_CTServerConnectionCreate(NULL, NULL, NULL), true);
4490     if (connection == nil)
4491         return nil;
4492
4493     int count(0);
4494     CFArrayRef cells(NULL);
4495     auto result($_CTServerConnectionCellMonitorCopyCellInfo(connection, &count, &cells));
4496     if (result.flag != 0)
4497         return nil;
4498
4499     return [(NSArray *) cells autorelease];
4500 }
4501
4502 - (NSString *) mcc {
4503     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4504         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4505     return nil;
4506 }
4507
4508 - (NSString *) mnc {
4509     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4510         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4511     return nil;
4512 }
4513
4514 - (NSString *) operator {
4515     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4516         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4517     return nil;
4518 }
4519
4520 - (NSString *) bbsnum {
4521     return (id) BBSNum_ ?: [NSNull null];
4522 }
4523
4524 - (NSString *) ecid {
4525     return (id) ChipID_ ?: [NSNull null];
4526 }
4527
4528 - (NSString *) serial {
4529     return SerialNumber_;
4530 }
4531
4532 - (NSString *) role {
4533     return (id) [NSNull null];
4534 }
4535
4536 - (NSString *) model {
4537     return [NSString stringWithUTF8String:Machine_];
4538 }
4539
4540 + (NSString *) webScriptNameForSelector:(SEL)selector {
4541     if (false);
4542     else if (selector == @selector(addBridgedHost:))
4543         return @"addBridgedHost";
4544     else if (selector == @selector(addInsecureHost:))
4545         return @"addInsecureHost";
4546     else if (selector == @selector(addInternalRedirect::))
4547         return @"addInternalRedirect";
4548     else if (selector == @selector(addPipelinedHost:scheme:))
4549         return @"addPipelinedHost";
4550     else if (selector == @selector(addSource:::))
4551         return @"addSource";
4552     else if (selector == @selector(addTrivialSource:))
4553         return @"addTrivialSource";
4554     else if (selector == @selector(close))
4555         return @"close";
4556     else if (selector == @selector(du:))
4557         return @"du";
4558     else if (selector == @selector(stringWithFormat:arguments:))
4559         return @"format";
4560     else if (selector == @selector(getAllSources))
4561         return @"getAllSources";
4562     else if (selector == @selector(getApplicationInfo:value:))
4563         return @"getApplicationInfoValue";
4564     else if (selector == @selector(getDisplayIdentifiers))
4565         return @"getDisplayIdentifiers";
4566     else if (selector == @selector(getLocalizedNameForDisplayIdentifier:))
4567         return @"getLocalizedNameForDisplayIdentifier";
4568     else if (selector == @selector(getKernelNumber:))
4569         return @"getKernelNumber";
4570     else if (selector == @selector(getKernelString:))
4571         return @"getKernelString";
4572     else if (selector == @selector(getInstalledPackages))
4573         return @"getInstalledPackages";
4574     else if (selector == @selector(getIORegistryEntry::))
4575         return @"getIORegistryEntry";
4576     else if (selector == @selector(getLocaleIdentifier))
4577         return @"getLocaleIdentifier";
4578     else if (selector == @selector(getPreferredLanguages))
4579         return @"getPreferredLanguages";
4580     else if (selector == @selector(getPackageById:))
4581         return @"getPackageById";
4582     else if (selector == @selector(getMetadataKeys))
4583         return @"getMetadataKeys";
4584     else if (selector == @selector(getMetadataValue:))
4585         return @"getMetadataValue";
4586     else if (selector == @selector(getSessionValue:))
4587         return @"getSessionValue";
4588     else if (selector == @selector(installPackages:))
4589         return @"installPackages";
4590     else if (selector == @selector(isReachable:))
4591         return @"isReachable";
4592     else if (selector == @selector(localizedStringForKey:value:table:))
4593         return @"localize";
4594     else if (selector == @selector(popViewController:))
4595         return @"popViewController";
4596     else if (selector == @selector(refreshSources))
4597         return @"refreshSources";
4598     else if (selector == @selector(registerFrame:))
4599         return @"registerFrame";
4600     else if (selector == @selector(removeButton))
4601         return @"removeButton";
4602     else if (selector == @selector(saveConfig))
4603         return @"saveConfig";
4604     else if (selector == @selector(setMetadataValue::))
4605         return @"setMetadataValue";
4606     else if (selector == @selector(setSessionValue::))
4607         return @"setSessionValue";
4608     else if (selector == @selector(substitutePackageNames:))
4609         return @"substitutePackageNames";
4610     else if (selector == @selector(scrollToBottom:))
4611         return @"scrollToBottom";
4612     else if (selector == @selector(setAllowsNavigationAction:))
4613         return @"setAllowsNavigationAction";
4614     else if (selector == @selector(setBadgeValue:))
4615         return @"setBadgeValue";
4616     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4617         return @"setButtonImage";
4618     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4619         return @"setButtonTitle";
4620     else if (selector == @selector(setHidesBackButton:))
4621         return @"setHidesBackButton";
4622     else if (selector == @selector(setHidesNavigationBar:))
4623         return @"setHidesNavigationBar";
4624     else if (selector == @selector(setNavigationBarStyle:))
4625         return @"setNavigationBarStyle";
4626     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4627         return @"setNavigationBarTintColor";
4628     else if (selector == @selector(setPasteboardString:))
4629         return @"setPasteboardString";
4630     else if (selector == @selector(setPasteboardURL:))
4631         return @"setPasteboardURL";
4632     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4633         return @"setScrollAlwaysBounceVertical";
4634     else if (selector == @selector(setScrollIndicatorStyle:))
4635         return @"setScrollIndicatorStyle";
4636     else if (selector == @selector(setToken:))
4637         return @"setToken";
4638     else if (selector == @selector(setViewportWidth:))
4639         return @"setViewportWidth";
4640     else if (selector == @selector(statfs:))
4641         return @"statfs";
4642     else if (selector == @selector(supports:))
4643         return @"supports";
4644     else if (selector == @selector(unload))
4645         return @"unload";
4646     else
4647         return nil;
4648 }
4649
4650 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4651     return [self webScriptNameForSelector:selector] == nil;
4652 }
4653
4654 - (BOOL) supports:(NSString *)feature {
4655     return [feature isEqualToString:@"window.open"];
4656 }
4657
4658 - (void) unload {
4659     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4660 }
4661
4662 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4663     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4664 }
4665
4666 - (void) setScrollIndicatorStyle:(NSString *)style {
4667     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4668 }
4669
4670 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4671     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4672 }
4673
4674 - (NSDictionary *) getApplicationInfo:(NSString *)display value:(NSString *)key {
4675     char path[1024];
4676     if (SBBundlePathForDisplayIdentifier(SBSSpringBoardServerPort(), [display UTF8String], path) != 0)
4677         return (id) [NSNull null];
4678     NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:[[NSString stringWithUTF8String:path] stringByAppendingString:@"/Info.plist"]]);
4679     if (info == nil)
4680         return (id) [NSNull null];
4681     return [info objectForKey:key];
4682 }
4683
4684 - (NSArray *) getDisplayIdentifiers {
4685     return SBSCopyApplicationDisplayIdentifiers(false, false);
4686 }
4687
4688 - (NSString *) getLocalizedNameForDisplayIdentifier:(NSString *)identifier {
4689     return [SBSCopyLocalizedApplicationNameForDisplayIdentifier(identifier) autorelease] ?: (id) [NSNull null];
4690 }
4691
4692 - (NSNumber *) getKernelNumber:(NSString *)name {
4693     const char *string([name UTF8String]);
4694
4695     size_t size;
4696     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4697         return (id) [NSNull null];
4698
4699     if (size != sizeof(int))
4700         return (id) [NSNull null];
4701
4702     int value;
4703     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4704         return (id) [NSNull null];
4705
4706     return [NSNumber numberWithInt:value];
4707 }
4708
4709 - (NSString *) getKernelString:(NSString *)name {
4710     const char *string([name UTF8String]);
4711
4712     size_t size;
4713     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4714         return (id) [NSNull null];
4715
4716     char value[size + 1];
4717     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4718         return (id) [NSNull null];
4719
4720     // XXX: just in case you request something ludicrous
4721     value[size] = '\0';
4722
4723     return [NSString stringWithCString:value];
4724 }
4725
4726 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4727     NSObject *value(CYIOGetValue([path UTF8String], entry));
4728
4729     if (value != nil)
4730         if ([value isKindOfClass:[NSData class]])
4731             value = CYHex((NSData *) value);
4732
4733     return value;
4734 }
4735
4736 - (NSArray *) getMetadataKeys {
4737 @synchronized (Values_) {
4738     return [Values_ allKeys];
4739 } }
4740
4741 - (void) registerFrame:(DOMHTMLIFrameElement *)iframe {
4742     WebFrame *frame([iframe contentFrame]);
4743     [indirect_ registerFrame:frame];
4744 }
4745
4746 - (id) getMetadataValue:(NSString *)key {
4747 @synchronized (Values_) {
4748     return [Values_ objectForKey:key];
4749 } }
4750
4751 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4752 @synchronized (Values_) {
4753     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4754         [Values_ removeObjectForKey:key];
4755     else
4756         [Values_ setObject:value forKey:key];
4757 } }
4758
4759 - (id) getSessionValue:(NSString *)key {
4760 @synchronized (SessionData_) {
4761     return [SessionData_ objectForKey:key];
4762 } }
4763
4764 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4765 @synchronized (SessionData_) {
4766     if (value == (id) [WebUndefined undefined])
4767         [SessionData_ removeObjectForKey:key];
4768     else
4769         [SessionData_ setObject:value forKey:key];
4770 } }
4771
4772 - (void) addBridgedHost:(NSString *)host {
4773 @synchronized (HostConfig_) {
4774     [BridgedHosts_ addObject:host];
4775 } }
4776
4777 - (void) addInsecureHost:(NSString *)host {
4778 @synchronized (HostConfig_) {
4779     [InsecureHosts_ addObject:host];
4780 } }
4781
4782 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4783 @synchronized (HostConfig_) {
4784     if (scheme != (id) [WebUndefined undefined])
4785         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4786
4787     [PipelinedHosts_ addObject:host];
4788 } }
4789
4790 - (void) popViewController:(NSNumber *)value {
4791     if (value == (id) [WebUndefined undefined])
4792         value = [NSNumber numberWithBool:YES];
4793     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4794 }
4795
4796 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4797     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4798
4799     for (NSString *section in sections)
4800         [array addObject:section];
4801
4802     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4803         @"deb", @"Type",
4804         href, @"URI",
4805         distribution, @"Distribution",
4806         array, @"Sections",
4807     nil] waitUntilDone:NO];
4808 }
4809
4810 - (BOOL) addTrivialSource:(NSString *)href {
4811     href = VerifySource(href);
4812     if (href == nil)
4813         return NO;
4814     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4815     return YES;
4816 }
4817
4818 - (void) refreshSources {
4819     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4820 }
4821
4822 - (void) saveConfig {
4823     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4824 }
4825
4826 - (NSArray *) getAllSources {
4827     return [[Database sharedInstance] sources];
4828 }
4829
4830 - (NSArray *) getInstalledPackages {
4831     Database *database([Database sharedInstance]);
4832 @synchronized (database) {
4833     NSArray *packages([database packages]);
4834     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4835     for (Package *package in packages)
4836         if (![package uninstalled])
4837             [installed addObject:package];
4838     return installed;
4839 } }
4840
4841 - (Package *) getPackageById:(NSString *)id {
4842     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4843         [package parse];
4844         return package;
4845     } else
4846         return (Package *) [NSNull null];
4847 }
4848
4849 - (NSString *) getLocaleIdentifier {
4850     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4851 }
4852
4853 - (NSArray *) getPreferredLanguages {
4854     return Languages_;
4855 }
4856
4857 - (NSArray *) statfs:(NSString *)path {
4858     struct statfs stat;
4859
4860     if (path == nil || statfs([path UTF8String], &stat) == -1)
4861         return nil;
4862
4863     return [NSArray arrayWithObjects:
4864         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4865         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4866         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4867     nil];
4868 }
4869
4870 - (NSNumber *) du:(NSString *)path {
4871     NSNumber *value(nil);
4872
4873     FILE *du(popen([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /usr/libexec/cydia/du -ks %@", ShellEscape(path)] UTF8String], "r"));
4874     if (du != NULL) {
4875         char line[1024];
4876         while (fgets(line, sizeof(line), du) != NULL) {
4877             size_t length(strlen(line));
4878             while (length != 0 && line[length - 1] == '\n')
4879                 line[--length] = '\0';
4880             if (char *tab = strchr(line, '\t')) {
4881                 *tab = '\0';
4882                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4883             }
4884         }
4885         pclose(du);
4886     }
4887
4888     return value;
4889 }
4890
4891 - (void) close {
4892     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4893 }
4894
4895 - (NSNumber *) isReachable:(NSString *)name {
4896     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4897 }
4898
4899 - (void) installPackages:(NSArray *)packages {
4900     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4901 }
4902
4903 - (NSString *) substitutePackageNames:(NSString *)message {
4904     auto database([Database sharedInstance]);
4905
4906     // XXX: this check is less racy than you'd expect, but this entire concept is a little awkward
4907     if (![database hasPackages])
4908         return message;
4909
4910     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4911     for (size_t i(0), e([words count]); i != e; ++i) {
4912         NSString *word([words objectAtIndex:i]);
4913         if (Package *package = [database packageWithName:word])
4914             [words replaceObjectAtIndex:i withObject:[package name]];
4915     }
4916
4917     return [words componentsJoinedByString:@" "];
4918 }
4919
4920 - (void) removeButton {
4921     [indirect_ removeButton];
4922 }
4923
4924 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4925     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4926 }
4927
4928 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4929     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4930 }
4931
4932 - (void) setBadgeValue:(id)value {
4933     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4934 }
4935
4936 - (void) setAllowsNavigationAction:(NSString *)value {
4937     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4938 }
4939
4940 - (void) setHidesBackButton:(NSString *)value {
4941     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4942 }
4943
4944 - (void) setHidesNavigationBar:(NSString *)value {
4945     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4946 }
4947
4948 - (void) setNavigationBarStyle:(NSString *)value {
4949     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4950 }
4951
4952 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4953     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4954     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4955     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4956 }
4957
4958 - (void) setPasteboardString:(NSString *)value {
4959     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4960 }
4961
4962 - (void) setPasteboardURL:(NSString *)value {
4963     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4964 }
4965
4966 - (void) setToken:(NSString *)token {
4967     // XXX: the website expects this :/
4968 }
4969
4970 - (void) scrollToBottom:(NSNumber *)animated {
4971     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4972 }
4973
4974 - (void) setViewportWidth:(float)width {
4975     [indirect_ setViewportWidthOnMainThread:width];
4976 }
4977
4978 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4979     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4980     unsigned count([arguments count]);
4981     id values[count];
4982     for (unsigned i(0); i != count; ++i)
4983         values[i] = [arguments objectAtIndex:i];
4984     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4985 }
4986
4987 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4988     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4989         value = nil;
4990     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4991         table = nil;
4992     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4993 }
4994
4995 @end
4996 /* }}} */
4997
4998 @interface NSURL (CydiaSecure)
4999 @end
5000
5001 @implementation NSURL (CydiaSecure)
5002
5003 - (bool) isCydiaSecure {
5004     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
5005         return true;
5006
5007     @synchronized (HostConfig_) {
5008         if ([InsecureHosts_ containsObject:[self host]])
5009             return true;
5010     }
5011
5012     return false;
5013 }
5014
5015 @end
5016
5017 /* Cydia Browser Controller {{{ */
5018 @implementation CydiaWebViewController
5019
5020 - (NSURL *) navigationURL {
5021     if (NSURLRequest *request = self.request)
5022         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request URL] absoluteString]]];
5023     else
5024         return nil;
5025 }
5026
5027 + (void) _initialize {
5028     [super _initialize];
5029
5030     Diversions_ = [NSMutableSet setWithCapacity:0];
5031 }
5032
5033 + (void) addDiversion:(Diversion *)diversion {
5034     [Diversions_ addObject:diversion];
5035 }
5036
5037 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5038     [super webView:view didClearWindowObject:window forFrame:frame];
5039     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
5040 }
5041
5042 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
5043     WebDataSource *source([frame dataSource]);
5044     NSURLResponse *response([source response]);
5045     NSURL *url([response URL]);
5046     NSString *scheme([[url scheme] lowercaseString]);
5047
5048     bool bridged(false);
5049
5050     @synchronized (HostConfig_) {
5051         if ([scheme isEqualToString:@"file"])
5052             bridged = true;
5053         else if ([scheme isEqualToString:@"https"])
5054             if ([BridgedHosts_ containsObject:[url host]])
5055                 bridged = true;
5056     }
5057
5058     if (bridged)
5059         [window setValue:cydia forKey:@"cydia"];
5060 }
5061
5062 - (void) _setupMail:(MFMailComposeViewController *)controller {
5063     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
5064
5065     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
5066     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
5067 }
5068
5069 - (NSURL *) URLWithURL:(NSURL *)url {
5070     return [Diversion divertURL:url];
5071 }
5072
5073 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
5074     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
5075 }
5076
5077 - (NSURLRequest *) webThreadWebView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
5078     return [CydiaWebViewController requestWithHeaders:[super webThreadWebView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
5079 }
5080
5081 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
5082     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
5083
5084     NSURL *url([copy URL]);
5085     NSString *href([url absoluteString]);
5086     NSString *host([url host]);
5087
5088     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
5089         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
5090             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
5091             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
5092         }
5093
5094         [copy setValue:nil forHTTPHeaderField:@"Referer"];
5095         [copy setValue:nil forHTTPHeaderField:@"Origin"];
5096
5097         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
5098         return copy;
5099     }
5100
5101     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
5102         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
5103     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
5104         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
5105
5106     bool bridged; @synchronized (HostConfig_) {
5107         bridged = [BridgedHosts_ containsObject:host];
5108     }
5109
5110     if ([url isCydiaSecure] && bridged && UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
5111         [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
5112
5113     return copy;
5114 }
5115
5116 - (void) setDelegate:(id)delegate {
5117     [super setDelegate:delegate];
5118     [cydia_ setDelegate:delegate];
5119 }
5120
5121 - (NSString *) applicationNameForUserAgent {
5122     return UserAgent_;
5123 }
5124
5125 - (id) init {
5126     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
5127         cydia_ = [[[CydiaObject alloc] initWithDelegate:self.indirect] autorelease];
5128     } return self;
5129 }
5130
5131 @end
5132
5133 @interface AppCacheController : CydiaWebViewController {
5134 }
5135
5136 @end
5137
5138 @implementation AppCacheController
5139
5140 - (void) didReceiveMemoryWarning {
5141     // XXX: this doesn't work
5142 }
5143
5144 - (bool) retainsNetworkActivityIndicator {
5145     return false;
5146 }
5147
5148 @end
5149 /* }}} */
5150
5151 // CydiaScript {{{
5152 @interface NSObject (CydiaScript)
5153 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
5154 @end
5155
5156 @implementation NSObject (CydiaScript)
5157
5158 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5159     return self;
5160 }
5161
5162 @end
5163
5164 @implementation NSArray (CydiaScript)
5165
5166 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5167     WebScriptObject *object([context evaluateWebScript:@"[]"]);
5168     for (size_t i(0), e([self count]); i != e; ++i)
5169         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
5170     return object;
5171 }
5172
5173 @end
5174
5175 @implementation NSDictionary (CydiaScript)
5176
5177 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5178     WebScriptObject *object([context evaluateWebScript:@"({})"]);
5179     for (id i in self)
5180         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
5181     return object;
5182 }
5183
5184 @end
5185 // }}}
5186
5187 /* Confirmation Controller {{{ */
5188 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
5189     if (!iterator.end())
5190         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
5191             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
5192                 continue;
5193             pkgCache::PkgIterator package(dep.TargetPkg());
5194             if (package.end())
5195                 continue;
5196             if (strcmp(package.Name(), "mobilesubstrate") == 0)
5197                 return true;
5198         }
5199
5200     return false;
5201 }
5202
5203 @protocol ConfirmationControllerDelegate
5204 - (void) cancelAndClear:(bool)clear;
5205 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
5206 - (void) queue;
5207 @end
5208
5209 @interface ConfirmationController : CydiaWebViewController {
5210     _transient Database *database_;
5211
5212     _H<UIAlertView> essential_;
5213
5214     _H<NSDictionary> changes_;
5215     _H<NSMutableArray> issues_;
5216     _H<NSDictionary> sizes_;
5217
5218     BOOL substrate_;
5219 }
5220
5221 - (id) initWithDatabase:(Database *)database;
5222
5223 @end
5224
5225 @implementation ConfirmationController
5226
5227 - (void) complete {
5228     if (substrate_)
5229         RestartSubstrate_ = true;
5230     [self.delegate confirmWithNavigationController:[self navigationController]];
5231 }
5232
5233 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
5234     NSString *context([alert context]);
5235
5236     if ([context isEqualToString:@"remove"]) {
5237         if (button == [alert cancelButtonIndex])
5238             [self _doContinue];
5239         else if (button == [alert firstOtherButtonIndex]) {
5240             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
5241         }
5242
5243         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5244     } else if ([context isEqualToString:@"unable"]) {
5245         [self dismissModalViewControllerAnimated:YES];
5246         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5247     } else {
5248         [super alertView:alert clickedButtonAtIndex:button];
5249     }
5250 }
5251
5252 - (void) _doContinue {
5253     [self.delegate cancelAndClear:NO];
5254     [self dismissModalViewControllerAnimated:YES];
5255 }
5256
5257 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
5258     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
5259     return nil;
5260 }
5261
5262 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5263     [super webView:view didClearWindowObject:window forFrame:frame];
5264
5265     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
5266         (id) changes_, @"changes",
5267         (id) issues_, @"issues",
5268         (id) sizes_, @"sizes",
5269         self, @"queue",
5270     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
5271 }
5272
5273 - (id) initWithDatabase:(Database *)database {
5274     if ((self = [super init]) != nil) {
5275         database_ = database;
5276
5277         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
5278         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
5279         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
5280         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
5281         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
5282
5283         bool remove(false);
5284
5285         pkgCacheFile &cache([database_ cache]);
5286         NSArray *packages([database_ packages]);
5287         pkgDepCache::Policy *policy([database_ policy]);
5288
5289         issues_ = [NSMutableArray arrayWithCapacity:4];
5290
5291         for (Package *package in packages) {
5292             pkgCache::PkgIterator iterator([package iterator]);
5293             NSString *name([package id]);
5294
5295             if ([package broken]) {
5296                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
5297
5298                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5299                     name, @"package",
5300                     reasons, @"reasons",
5301                 nil]];
5302
5303                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
5304                 if (ver.end())
5305                     continue;
5306
5307                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
5308                     pkgCache::DepIterator start;
5309                     pkgCache::DepIterator end;
5310                     dep.GlobOr(start, end); // ++dep
5311
5312                     if (!cache->IsImportantDep(end))
5313                         continue;
5314                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
5315                         continue;
5316
5317                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
5318
5319                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5320                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
5321                         clauses, @"clauses",
5322                     nil]];
5323
5324                     _forever {
5325                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
5326
5327                         pkgCache::PkgIterator target(start.TargetPkg());
5328                         if (target->ProvidesList != 0)
5329                             reason = @"missing";
5330                         else {
5331                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
5332                             if (!ver.end()) {
5333                                 reason = @"installed";
5334                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
5335                             } else if (!cache[target].CandidateVerIter(cache).end())
5336                                 reason = @"uninstalled";
5337                             else if (target->ProvidesList == 0)
5338                                 reason = @"uninstallable";
5339                             else
5340                                 reason = @"virtual";
5341                         }
5342
5343                         NSDictionary *version(start.TargetVer() == 0 ? (NSDictionary *) [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
5344                             [NSString stringWithUTF8String:start.CompType()], @"operator",
5345                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
5346                         nil]);
5347
5348                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5349                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
5350                             version, @"version",
5351                             reason, @"reason",
5352                             installed, @"installed",
5353                         nil]];
5354
5355                         // yes, seriously. (wtf?)
5356                         if (start == end)
5357                             break;
5358                         ++start;
5359                     }
5360                 }
5361             }
5362
5363             pkgDepCache::StateCache &state(cache[iterator]);
5364
5365             static RegEx special_r("(firmware|gsc\\..*|cy\\+.*)");
5366
5367             if (state.NewInstall())
5368                 [installs addObject:name];
5369             // XXX: else if (state.Install())
5370             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
5371                 [reinstalls addObject:name];
5372             // XXX: move before previous if
5373             else if (state.Upgrade())
5374                 [upgrades addObject:name];
5375             else if (state.Downgrade())
5376                 [downgrades addObject:name];
5377             else if (!state.Delete())
5378                 // XXX: _assert(state.Keep());
5379                 continue;
5380             else if (special_r(name))
5381                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5382                     [NSNull null], @"package",
5383                     [NSArray arrayWithObjects:
5384                         [NSDictionary dictionaryWithObjectsAndKeys:
5385                             @"Conflicts", @"relationship",
5386                             [NSArray arrayWithObjects:
5387                                 [NSDictionary dictionaryWithObjectsAndKeys:
5388                                     name, @"package",
5389                                     [NSNull null], @"version",
5390                                     @"installed", @"reason",
5391                                 nil],
5392                             nil], @"clauses",
5393                         nil],
5394                     nil], @"reasons",
5395                 nil]];
5396             else {
5397                 if ([package essential])
5398                     remove = true;
5399                 [removes addObject:name];
5400             }
5401
5402             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
5403             substrate_ |= DepSubstrate(iterator.CurrentVer());
5404         }
5405
5406         if (!remove)
5407             essential_ = nil;
5408         else if (Advanced_) {
5409             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
5410
5411             essential_ = [[[UIAlertView alloc]
5412                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
5413                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
5414                 delegate:self
5415                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
5416                 otherButtonTitles:
5417                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
5418                 nil
5419             ] autorelease];
5420
5421             [essential_ setContext:@"remove"];
5422             [essential_ setNumberOfRows:2];
5423         } else {
5424             essential_ = [[[UIAlertView alloc]
5425                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5426                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5427                 delegate:self
5428                 cancelButtonTitle:UCLocalize("OKAY")
5429                 otherButtonTitles:nil
5430             ] autorelease];
5431
5432             [essential_ setContext:@"unable"];
5433         }
5434
5435         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5436             installs, @"installs",
5437             reinstalls, @"reinstalls",
5438             upgrades, @"upgrades",
5439             downgrades, @"downgrades",
5440             removes, @"removes",
5441         nil];
5442
5443         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5444             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5445             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5446         nil];
5447
5448         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5449     } return self;
5450 }
5451
5452 - (UIBarButtonItem *) leftButton {
5453     return [[[UIBarButtonItem alloc]
5454         initWithTitle:UCLocalize("CANCEL")
5455         style:UIBarButtonItemStylePlain
5456         target:self
5457         action:@selector(cancelButtonClicked)
5458     ] autorelease];
5459 }
5460
5461 #if !AlwaysReload
5462 - (void) applyRightButton {
5463     if ([issues_ count] == 0 && ![self isLoading])
5464         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5465             initWithTitle:UCLocalize("CONFIRM")
5466             style:UIBarButtonItemStyleDone
5467             target:self
5468             action:@selector(confirmButtonClicked)
5469         ] autorelease]];
5470     else
5471         [[self navigationItem] setRightBarButtonItem:nil];
5472 }
5473 #endif
5474
5475 - (void) cancelButtonClicked {
5476     [self.delegate cancelAndClear:YES];
5477     [self dismissModalViewControllerAnimated:YES];
5478 }
5479
5480 #if !AlwaysReload
5481 - (void) confirmButtonClicked {
5482     if (essential_ != nil)
5483         [essential_ show];
5484     else
5485         [self complete];
5486 }
5487 #endif
5488
5489 @end
5490 /* }}} */
5491
5492 /* Progress Data {{{ */
5493 @interface CydiaProgressData : NSObject {
5494     _transient id delegate_;
5495
5496     bool running_;
5497     float percent_;
5498
5499     float current_;
5500     float total_;
5501     float speed_;
5502
5503     _H<NSMutableArray> events_;
5504     _H<NSString> title_;
5505
5506     _H<NSString> status_;
5507     _H<NSString> finish_;
5508 }
5509
5510 @end
5511
5512 @implementation CydiaProgressData
5513
5514 + (NSArray *) _attributeKeys {
5515     return [NSArray arrayWithObjects:
5516         @"current",
5517         @"events",
5518         @"finish",
5519         @"percent",
5520         @"running",
5521         @"speed",
5522         @"title",
5523         @"total",
5524     nil];
5525 }
5526
5527 - (NSArray *) attributeKeys {
5528     return [[self class] _attributeKeys];
5529 }
5530
5531 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5532     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5533 }
5534
5535 - (id) init {
5536     if ((self = [super init]) != nil) {
5537         events_ = [NSMutableArray arrayWithCapacity:32];
5538     } return self;
5539 }
5540
5541 - (id) delegate {
5542     return delegate_;
5543 }
5544
5545 - (void) setDelegate:(id)delegate {
5546     delegate_ = delegate;
5547 }
5548
5549 - (void) setPercent:(float)value {
5550     percent_ = value;
5551 }
5552
5553 - (NSNumber *) percent {
5554     return [NSNumber numberWithFloat:percent_];
5555 }
5556
5557 - (void) setCurrent:(float)value {
5558     current_ = value;
5559 }
5560
5561 - (NSNumber *) current {
5562     return [NSNumber numberWithFloat:current_];
5563 }
5564
5565 - (void) setTotal:(float)value {
5566     total_ = value;
5567 }
5568
5569 - (NSNumber *) total {
5570     return [NSNumber numberWithFloat:total_];
5571 }
5572
5573 - (void) setSpeed:(float)value {
5574     speed_ = value;
5575 }
5576
5577 - (NSNumber *) speed {
5578     return [NSNumber numberWithFloat:speed_];
5579 }
5580
5581 - (NSArray *) events {
5582     return events_;
5583 }
5584
5585 - (void) removeAllEvents {
5586     [events_ removeAllObjects];
5587 }
5588
5589 - (void) addEvent:(CydiaProgressEvent *)event {
5590     [events_ addObject:event];
5591 }
5592
5593 - (void) setTitle:(NSString *)text {
5594     title_ = text;
5595 }
5596
5597 - (NSString *) title {
5598     return title_;
5599 }
5600
5601 - (void) setFinish:(NSString *)text {
5602     finish_ = text;
5603 }
5604
5605 - (NSString *) finish {
5606     return (id) finish_ ?: [NSNull null];
5607 }
5608
5609 - (void) setRunning:(bool)running {
5610     running_ = running;
5611 }
5612
5613 - (NSNumber *) running {
5614     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5615 }
5616
5617 @end
5618 /* }}} */
5619 /* Progress Controller {{{ */
5620 @interface ProgressController : CydiaWebViewController <
5621     ProgressDelegate
5622 > {
5623     _transient Database *database_;
5624     _H<CydiaProgressData, 1> progress_;
5625     unsigned cancel_;
5626 }
5627
5628 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5629
5630 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5631
5632 - (void) setTitle:(NSString *)title;
5633 - (void) setCancellable:(bool)cancellable;
5634
5635 @end
5636
5637 @implementation ProgressController
5638
5639 - (void) dealloc {
5640     [database_ setProgressDelegate:nil];
5641     [super dealloc];
5642 }
5643
5644 - (UIBarButtonItem *) leftButton {
5645     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5646         initWithTitle:UCLocalize("CANCEL")
5647         style:UIBarButtonItemStylePlain
5648         target:self
5649         action:@selector(cancel)
5650     ] autorelease] : nil;
5651 }
5652
5653 - (void) updateCancel {
5654     [super applyLeftButton];
5655 }
5656
5657 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5658     if ((self = [super init]) != nil) {
5659         database_ = database;
5660         self.delegate = delegate;
5661
5662         [database_ setProgressDelegate:self];
5663
5664         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5665         [progress_ setDelegate:self];
5666
5667         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5668
5669         [self setPageColor:[UIColor blackColor]];
5670
5671         [[self navigationItem] setHidesBackButton:YES];
5672
5673         [self updateCancel];
5674     } return self;
5675 }
5676
5677 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5678     [super webView:view didClearWindowObject:window forFrame:frame];
5679     [window setValue:progress_ forKey:@"cydiaProgress"];
5680 }
5681
5682 - (void) updateProgress {
5683     [self dispatchEvent:@"CydiaProgressUpdate"];
5684 }
5685
5686 - (void) viewWillAppear:(BOOL)animated {
5687     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5688     [super viewWillAppear:animated];
5689 }
5690
5691 - (void) close {
5692     UpdateExternalStatus(0);
5693
5694     if (Finish_ > 1)
5695         [self.delegate saveState];
5696
5697     switch (Finish_) {
5698         case 0:
5699             [self.delegate returnToCydia];
5700         break;
5701
5702         case 1:
5703             [self.delegate terminateWithSuccess];
5704             /*if ([self.delegate respondsToSelector:@selector(suspendWithAnimation:)])
5705                 [self.delegate suspendWithAnimation:YES];
5706             else
5707                 [self.delegate suspend];*/
5708         break;
5709
5710         case 2:
5711             _trace();
5712             goto reload;
5713
5714         case 3:
5715             _trace();
5716             goto reload;
5717
5718         reload: {
5719             UIProgressHUD *hud([self.delegate addProgressHUD]);
5720             [hud setText:UCLocalize("LOADING")];
5721             [self.delegate performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5722             return;
5723         }
5724
5725         case 4:
5726             _trace();
5727             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5728                 SBReboot(SBSSpringBoardServerPort());
5729             else
5730                 reboot2(RB_AUTOBOOT);
5731         break;
5732     }
5733
5734     [super close];
5735 }
5736
5737 - (void) setTitle:(NSString *)title {
5738     [progress_ setTitle:title];
5739     [self updateProgress];
5740 }
5741
5742 - (UIBarButtonItem *) rightButton {
5743     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5744         initWithTitle:UCLocalize("CLOSE")
5745         style:UIBarButtonItemStylePlain
5746         target:self
5747         action:@selector(close)
5748     ] autorelease];
5749 }
5750
5751 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5752     UpdateExternalStatus(1);
5753
5754     [progress_ setRunning:true];
5755     [self setTitle:title];
5756     // implicit updateProgress
5757
5758     SHA1SumValue notifyconf; {
5759         FileFd file;
5760         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5761             _error->Discard();
5762         else {
5763             MMap mmap(file, MMap::ReadOnly);
5764             SHA1Summation sha1;
5765             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5766             notifyconf = sha1.Result();
5767         }
5768     }
5769
5770     SHA1SumValue springlist; {
5771         FileFd file;
5772         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5773             _error->Discard();
5774         else {
5775             MMap mmap(file, MMap::ReadOnly);
5776             SHA1Summation sha1;
5777             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5778             springlist = sha1.Result();
5779         }
5780     }
5781
5782     if (invocation != nil) {
5783         [invocation yieldToSelector:@selector(invoke)];
5784         [self setTitle:@"COMPLETE"];
5785     }
5786
5787     if (Finish_ < 4) {
5788         FileFd file;
5789         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5790             _error->Discard();
5791         else {
5792             MMap mmap(file, MMap::ReadOnly);
5793             SHA1Summation sha1;
5794             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5795             if (!(notifyconf == sha1.Result()))
5796                 Finish_ = 4;
5797         }
5798     }
5799
5800     if (Finish_ < 3) {
5801         FileFd file;
5802         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5803             _error->Discard();
5804         else {
5805             MMap mmap(file, MMap::ReadOnly);
5806             SHA1Summation sha1;
5807             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5808             if (!(springlist == sha1.Result()))
5809                 Finish_ = 3;
5810         }
5811     }
5812
5813     if (Finish_ < 2) {
5814         if (RestartSubstrate_)
5815             Finish_ = 2;
5816     }
5817
5818     RestartSubstrate_ = false;
5819
5820     switch (Finish_) {
5821         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5822         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5823         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5824         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5825         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5826     }
5827
5828     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5829
5830     [progress_ setRunning:false];
5831     [self updateProgress];
5832
5833     [self applyRightButton];
5834 }
5835
5836 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5837     [progress_ addEvent:event];
5838     [self updateProgress];
5839 }
5840
5841 - (bool) isProgressCancelled {
5842     return cancel_ == 2;
5843 }
5844
5845 - (void) cancel {
5846     cancel_ = 2;
5847     [self updateCancel];
5848 }
5849
5850 - (void) setCancellable:(bool)cancellable {
5851     unsigned cancel(cancel_);
5852
5853     if (!cancellable)
5854         cancel_ = 0;
5855     else if (cancel_ == 0)
5856         cancel_ = 1;
5857
5858     if (cancel != cancel_)
5859         [self updateCancel];
5860 }
5861
5862 - (void) setProgressCancellable:(NSNumber *)cancellable {
5863     [self setCancellable:[cancellable boolValue]];
5864 }
5865
5866 - (void) setProgressPercent:(NSNumber *)percent {
5867     [progress_ setPercent:[percent floatValue]];
5868     [self updateProgress];
5869 }
5870
5871 - (void) setProgressStatus:(NSDictionary *)status {
5872     if (status == nil) {
5873         [progress_ setCurrent:0];
5874         [progress_ setTotal:0];
5875         [progress_ setSpeed:0];
5876     } else {
5877         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5878
5879         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5880         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5881         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5882     }
5883
5884     [self updateProgress];
5885 }
5886
5887 @end
5888 /* }}} */
5889
5890 /* Package Cell {{{ */
5891 @interface PackageCell : CyteTableViewCell <
5892     CyteTableViewCellDelegate
5893 > {
5894     _H<UIImage> icon_;
5895     _H<NSString> name_;
5896     _H<NSString> description_;
5897     bool commercial_;
5898     _H<NSString> source_;
5899     _H<UIImage> badge_;
5900     _H<UIImage> placard_;
5901     bool summarized_;
5902 }
5903
5904 - (PackageCell *) init;
5905 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5906
5907 - (void) drawContentRect:(CGRect)rect;
5908
5909 @end
5910
5911 @implementation PackageCell
5912
5913 - (PackageCell *) init {
5914     CGRect frame(CGRectMake(0, 0, 320, 74));
5915     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5916         UIView *content([self contentView]);
5917         CGRect bounds([content bounds]);
5918
5919         self.content = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5920         [self.content setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5921         [content addSubview:self.content];
5922
5923         [self.content setDelegate:self];
5924         [self.content setOpaque:YES];
5925     } return self;
5926 }
5927
5928 - (NSString *) accessibilityLabel {
5929     return name_;
5930 }
5931
5932 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5933     summarized_ = summary;
5934
5935     icon_ = nil;
5936     name_ = nil;
5937     description_ = nil;
5938     source_ = nil;
5939     badge_ = nil;
5940     placard_ = nil;
5941
5942     if (package == nil)
5943         [self.content setBackgroundColor:[UIColor whiteColor]];
5944     else {
5945         [package parse];
5946
5947         Source *source = [package source];
5948
5949         icon_ = [package icon];
5950
5951         if (NSString *name = [package name])
5952             name_ = [NSString stringWithString:name];
5953
5954         if (NSString *description = [package shortDescription])
5955             description_ = [NSString stringWithString:description];
5956
5957         commercial_ = [package isCommercial];
5958
5959         NSString *label = nil;
5960         bool trusted = false;
5961
5962         if (source != nil) {
5963             label = [source label];
5964             trusted = [source trusted];
5965         } else if ([[package id] isEqualToString:@"firmware"])
5966             label = UCLocalize("APPLE");
5967         else
5968             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5969
5970         NSString *from(label);
5971
5972         NSString *section = [package simpleSection];
5973         if (section != nil && ![section isEqualToString:label]) {
5974             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5975             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5976         }
5977
5978         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5979
5980         if (NSString *purpose = [package primaryPurpose])
5981             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5982
5983         UIColor *color;
5984         NSString *placard;
5985
5986         if (NSString *mode = [package mode]) {
5987             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5988                 color = RemovingColor_;
5989                 placard = @"removing";
5990             } else {
5991                 color = InstallingColor_;
5992                 placard = @"installing";
5993             }
5994         } else {
5995             color = [UIColor whiteColor];
5996
5997             if ([package installed] != nil)
5998                 placard = @"installed";
5999             else
6000                 placard = nil;
6001         }
6002
6003         [self.content setBackgroundColor:color];
6004
6005         if (placard != nil)
6006             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
6007     }
6008
6009     [self setNeedsDisplay];
6010     [self.content setNeedsDisplay];
6011 }
6012
6013 - (void) drawSummaryContentRect:(CGRect)rect {
6014     bool highlighted(self.highlighted);
6015     float width([self bounds].size.width);
6016
6017     if (icon_ != nil) {
6018         CGRect rect;
6019         rect.size = [(UIImage *) icon_ size];
6020
6021         while (rect.size.width > 16 || rect.size.height > 16) {
6022             rect.size.width /= 2;
6023             rect.size.height /= 2;
6024         }
6025
6026         rect.origin.x = 19 - rect.size.width / 2;
6027         rect.origin.y = 19 - rect.size.height / 2;
6028
6029         [icon_ drawInRect:Retina(rect)];
6030     }
6031
6032     if (badge_ != nil) {
6033         CGRect rect;
6034         rect.size = [(UIImage *) badge_ size];
6035
6036         rect.size.width /= 4;
6037         rect.size.height /= 4;
6038
6039         rect.origin.x = 25 - rect.size.width / 2;
6040         rect.origin.y = 25 - rect.size.height / 2;
6041
6042         [badge_ drawInRect:Retina(rect)];
6043     }
6044
6045     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6046         UISetColor(White_);
6047
6048     if (!highlighted)
6049         UISetColor(commercial_ ? Purple_ : Black_);
6050     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
6051
6052     if (placard_ != nil)
6053         [placard_ drawAtPoint:CGPointMake(width - 52, 11)];
6054 }
6055
6056 - (void) drawNormalContentRect:(CGRect)rect {
6057     bool highlighted(self.highlighted);
6058     float width([self bounds].size.width);
6059
6060     if (icon_ != nil) {
6061         CGRect rect;
6062         rect.size = [(UIImage *) icon_ size];
6063
6064         while (rect.size.width > 32 || rect.size.height > 32) {
6065             rect.size.width /= 2;
6066             rect.size.height /= 2;
6067         }
6068
6069         rect.origin.x = 25 - rect.size.width / 2;
6070         rect.origin.y = 25 - rect.size.height / 2;
6071
6072         [icon_ drawInRect:Retina(rect)];
6073     }
6074
6075     if (badge_ != nil) {
6076         CGRect rect;
6077         rect.size = [(UIImage *) badge_ size];
6078
6079         rect.size.width /= 2;
6080         rect.size.height /= 2;
6081
6082         rect.origin.x = 36 - rect.size.width / 2;
6083         rect.origin.y = 36 - rect.size.height / 2;
6084
6085         [badge_ drawInRect:Retina(rect)];
6086     }
6087
6088     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6089         UISetColor(White_);
6090
6091     if (!highlighted)
6092         UISetColor(commercial_ ? Purple_ : Black_);
6093     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
6094     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
6095
6096     if (!highlighted)
6097         UISetColor(commercial_ ? Purplish_ : Gray_);
6098     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:NSLineBreakByTruncatingTail];
6099
6100     if (placard_ != nil)
6101         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
6102 }
6103
6104 - (void) drawContentRect:(CGRect)rect {
6105     if (summarized_)
6106         [self drawSummaryContentRect:rect];
6107     else
6108         [self drawNormalContentRect:rect];
6109 }
6110
6111 @end
6112 /* }}} */
6113 /* Section Cell {{{ */
6114 @interface SectionCell : CyteTableViewCell <
6115     CyteTableViewCellDelegate
6116 > {
6117     _H<NSString> basic_;
6118     _H<NSString> section_;
6119     _H<NSString> name_;
6120     _H<NSString> count_;
6121     _H<UIImage> icon_;
6122     _H<UISwitch> switch_;
6123     BOOL editing_;
6124 }
6125
6126 - (void) setSection:(Section *)section editing:(BOOL)editing;
6127
6128 @end
6129
6130 @implementation SectionCell
6131
6132 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
6133     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
6134         icon_ = [UIImage imageNamed:@"folder.png"];
6135         // XXX: this initial frame is wrong, but is fixed later
6136         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
6137         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
6138
6139         UIView *content([self contentView]);
6140         CGRect bounds([content bounds]);
6141
6142         self.content = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
6143         [self.content setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6144         [content addSubview:self.content];
6145         [self.content setBackgroundColor:[UIColor whiteColor]];
6146
6147         [self.content setDelegate:self];
6148     } return self;
6149 }
6150
6151 - (void) onSwitch:(id)sender {
6152     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
6153     if (metadata == nil) {
6154         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
6155         [Sections_ setObject:metadata forKey:basic_];
6156     }
6157
6158     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
6159 }
6160
6161 - (void) setSection:(Section *)section editing:(BOOL)editing {
6162     if (editing != editing_) {
6163         if (editing_)
6164             [switch_ removeFromSuperview];
6165         else
6166             [self addSubview:switch_];
6167         editing_ = editing;
6168     }
6169
6170     basic_ = nil;
6171     section_ = nil;
6172     name_ = nil;
6173     count_ = nil;
6174
6175     if (section == nil) {
6176         name_ = UCLocalize("ALL_PACKAGES");
6177         count_ = nil;
6178     } else {
6179         basic_ = [section name];
6180         section_ = [section localized];
6181
6182         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
6183         count_ = [NSString stringWithFormat:@"%zd", [section count]];
6184
6185         if (editing_)
6186             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
6187     }
6188
6189     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
6190     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
6191
6192     [self.content setNeedsDisplay];
6193 }
6194
6195 - (void) setFrame:(CGRect)frame {
6196     [super setFrame:frame];
6197
6198     CGRect rect([switch_ frame]);
6199     [switch_ setFrame:CGRectMake(frame.size.width - rect.size.width - 9, 9, rect.size.width, rect.size.height)];
6200 }
6201
6202 - (NSString *) accessibilityLabel {
6203     return name_;
6204 }
6205
6206 - (void) drawContentRect:(CGRect)rect {
6207     bool highlighted(self.highlighted && !editing_);
6208
6209     [icon_ drawInRect:CGRectMake(7, 7, 32, 32)];
6210
6211     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6212         UISetColor(White_);
6213
6214     float width(rect.size.width);
6215     if (editing_)
6216         width -= 9 + [switch_ frame].size.width;
6217
6218     if (!highlighted)
6219         UISetColor(Black_);
6220     [name_ drawAtPoint:CGPointMake(48, 12) forWidth:(width - 58) withFont:Font18_ lineBreakMode:NSLineBreakByTruncatingTail];
6221
6222     CGSize size = [count_ sizeWithFont:Font14_];
6223
6224     UISetColor(Folder_);
6225     if (count_ != nil)
6226         [count_ drawAtPoint:CGPointMake(Retina(10 + (30 - size.width) / 2), 18) withFont:Font12Bold_];
6227 }
6228
6229 @end
6230 /* }}} */
6231
6232 /* File Table {{{ */
6233 @interface FileTable : CyteViewController <
6234     UITableViewDataSource,
6235     UITableViewDelegate
6236 > {
6237     _transient Database *database_;
6238     _H<Package> package_;
6239     _H<NSString> name_;
6240     _H<NSMutableArray> files_;
6241     _H<UITableView, 2> list_;
6242 }
6243
6244 - (id) initWithDatabase:(Database *)database;
6245 - (void) setPackage:(Package *)package;
6246
6247 @end
6248
6249 @implementation FileTable
6250
6251 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
6252     return files_ == nil ? 0 : [files_ count];
6253 }
6254
6255 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
6256     return 24.0f;
6257 }*/
6258
6259 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
6260     static NSString *reuseIdentifier = @"Cell";
6261
6262     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
6263     if (cell == nil) {
6264         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
6265         [cell setFont:[UIFont systemFontOfSize:16]];
6266     }
6267     [cell setText:[files_ objectAtIndex:indexPath.row]];
6268     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
6269
6270     return cell;
6271 }
6272
6273 - (NSURL *) navigationURL {
6274     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
6275 }
6276
6277 - (void) loadView {
6278     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
6279     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6280     [list_ setRowHeight:24.0f];
6281     [(UITableView *) list_ setDataSource:self];
6282     [list_ setDelegate:self];
6283     [self setView:list_];
6284 }
6285
6286 - (void) viewDidLoad {
6287     [super viewDidLoad];
6288
6289     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
6290 }
6291
6292 - (void) releaseSubviews {
6293     list_ = nil;
6294
6295     package_ = nil;
6296     files_ = nil;
6297
6298     [super releaseSubviews];
6299 }
6300
6301 - (id) initWithDatabase:(Database *)database {
6302     if ((self = [super init]) != nil) {
6303         database_ = database;
6304     } return self;
6305 }
6306
6307 - (void) setPackage:(Package *)package {
6308     package_ = nil;
6309     name_ = nil;
6310
6311     files_ = [NSMutableArray arrayWithCapacity:32];
6312
6313     if (package != nil) {
6314         package_ = package;
6315         name_ = [package id];
6316
6317         if (NSArray *files = [package files])
6318             [files_ addObjectsFromArray:files];
6319
6320         if ([files_ count] != 0) {
6321             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
6322                 [files_ removeObjectAtIndex:0];
6323             [files_ sortUsingSelector:@selector(compareByPath:)];
6324
6325             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
6326             [stack addObject:@"/"];
6327
6328             for (int i(0), e([files_ count]); i != e; ++i) {
6329                 NSString *file = [files_ objectAtIndex:i];
6330                 while (![file hasPrefix:[stack lastObject]])
6331                     [stack removeLastObject];
6332                 NSString *directory = [stack lastObject];
6333                 [stack addObject:[file stringByAppendingString:@"/"]];
6334                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
6335                     int(([stack count] - 2) * 3), "",
6336                     [file substringFromIndex:[directory length]]
6337                 ]];
6338             }
6339         }
6340     }
6341
6342     [list_ reloadData];
6343 }
6344
6345 - (void) reloadData {
6346     [super reloadData];
6347
6348     [self setPackage:[database_ packageWithName:name_]];
6349 }
6350
6351 @end
6352 /* }}} */
6353 /* Package Controller {{{ */
6354 @interface CYPackageController : CydiaWebViewController <
6355     UIActionSheetDelegate
6356 > {
6357     _transient Database *database_;
6358     _H<Package> package_;
6359     _H<NSString> name_;
6360     bool commercial_;
6361     std::vector<std::pair<_H<NSString>, _H<NSString>>> buttons_;
6362     _H<UIActionSheet> sheet_;
6363     _H<UIBarButtonItem> button_;
6364     _H<NSArray> versions_;
6365 }
6366
6367 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
6368
6369 @end
6370
6371 @implementation CYPackageController
6372
6373 - (NSURL *) navigationURL {
6374     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6375 }
6376
6377 - (void) _clickButtonWithPackage:(Package *)package {
6378     [self.delegate installPackage:package];
6379 }
6380
6381 - (void) _clickButtonWithName:(NSString *)name {
6382     if ([name isEqualToString:@"CLEAR"])
6383         return [self.delegate clearPackage:package_];
6384     else if ([name isEqualToString:@"REMOVE"])
6385         return [self.delegate removePackage:package_];
6386     else if ([name isEqualToString:@"DOWNGRADE"]) {
6387         sheet_ = [[[UIActionSheet alloc]
6388             initWithTitle:nil
6389             delegate:self
6390             cancelButtonTitle:nil
6391             destructiveButtonTitle:nil
6392             otherButtonTitles:nil
6393         ] autorelease];
6394
6395         for (Package *version in (id) versions_)
6396             [sheet_ addButtonWithTitle:[version latest]];
6397         [sheet_ setContext:@"version"];
6398
6399         [self.delegate showActionSheet:sheet_ fromItem:[[self navigationItem] rightBarButtonItem]];
6400         return;
6401     }
6402
6403     else if ([name isEqualToString:@"INSTALL"]);
6404     else if ([name isEqualToString:@"REINSTALL"]);
6405     else if ([name isEqualToString:@"UPGRADE"]);
6406     else _assert(false);
6407
6408     [self.delegate installPackage:package_];
6409 }
6410
6411 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6412     NSString *context([sheet context]);
6413     if (sheet_ == sheet)
6414         sheet_ = nil;
6415
6416     if ([context isEqualToString:@"modify"]) {
6417         if (button != [sheet cancelButtonIndex]) {
6418             if (IsWildcat_)
6419                 [self performSelector:@selector(_clickButtonWithName:) withObject:buttons_[button].first afterDelay:0];
6420             else
6421                 [self _clickButtonWithName:buttons_[button].first];
6422         }
6423
6424         [sheet dismissWithClickedButtonIndex:button animated:YES];
6425     } else if ([context isEqualToString:@"version"]) {
6426         if (button != [sheet cancelButtonIndex]) {
6427             Package *version([versions_ objectAtIndex:button]);
6428             if (IsWildcat_)
6429                 [self performSelector:@selector(_clickButtonWithPackage:) withObject:version afterDelay:0];
6430             else
6431                 [self _clickButtonWithPackage:version];
6432         }
6433
6434         [sheet dismissWithClickedButtonIndex:button animated:YES];
6435     }
6436 }
6437
6438 - (bool) _allowJavaScriptPanel {
6439     return commercial_;
6440 }
6441
6442 #if !AlwaysReload
6443 - (void) _customButtonClicked {
6444     if (commercial_ && [package_ uninstalled])
6445         return [self reloadURLWithCache:NO];
6446
6447     size_t count(buttons_.size());
6448     if (count == 0)
6449         return;
6450
6451     if (count == 1)
6452         [self _clickButtonWithName:buttons_[0].first];
6453     else {
6454         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6455         for (const auto &button : buttons_)
6456             [buttons addObject:button.second];
6457
6458         sheet_ = [[[UIActionSheet alloc]
6459             initWithTitle:nil
6460             delegate:self
6461             cancelButtonTitle:nil
6462             destructiveButtonTitle:nil
6463             otherButtonTitles:nil
6464         ] autorelease];
6465
6466         for (NSString *button in buttons)
6467             [sheet_ addButtonWithTitle:button];
6468         [sheet_ setContext:@"modify"];
6469
6470         [self.delegate showActionSheet:sheet_ fromItem:[[self navigationItem] rightBarButtonItem]];
6471     }
6472 }
6473
6474 - (void) applyLoadingTitle {
6475     // Don't show "Loading" as the title. Ever.
6476 }
6477
6478 - (UIBarButtonItem *) rightButton {
6479     return button_;
6480 }
6481 #endif
6482
6483 - (void) setPageColor:(UIColor *)color {
6484     return [super setPageColor:nil];
6485 }
6486
6487 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6488     if ((self = [super init]) != nil) {
6489         database_ = database;
6490         name_ = name == nil ? @"" : [NSString stringWithString:name];
6491         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6492     } return self;
6493 }
6494
6495 - (void) reloadData {
6496     [super reloadData];
6497
6498     [sheet_ dismissWithClickedButtonIndex:[sheet_ cancelButtonIndex] animated:YES];
6499     sheet_ = nil;
6500
6501     package_ = [database_ packageWithName:name_];
6502     versions_ = [package_ downgrades];
6503
6504     buttons_.clear();
6505
6506     if (package_ != nil) {
6507         [(Package *) package_ parse];
6508
6509         commercial_ = [package_ isCommercial];
6510
6511         if ([package_ mode] != nil)
6512             buttons_.push_back(std::make_pair(@"CLEAR", UCLocalize("CLEAR")));
6513         if ([package_ source] == nil);
6514         else if ([package_ upgradableAndEssential:NO])
6515             buttons_.push_back(std::make_pair(@"UPGRADE", UCLocalize("UPGRADE")));
6516         else if ([package_ uninstalled])
6517             buttons_.push_back(std::make_pair(@"INSTALL", UCLocalize("INSTALL")));
6518         else
6519             buttons_.push_back(std::make_pair(@"REINSTALL", UCLocalize("REINSTALL")));
6520         if (![package_ uninstalled])
6521             buttons_.push_back(std::make_pair(@"REMOVE", UCLocalize("REMOVE")));
6522         if ([versions_ count] != 0)
6523             buttons_.push_back(std::make_pair(@"DOWNGRADE", UCLocalize("DOWNGRADE")));
6524     }
6525
6526     NSString *title;
6527     switch (buttons_.size()) {
6528         case 0: title = nil; break;
6529         case 1: title = buttons_[0].second; break;
6530         default: title = UCLocalize("MODIFY"); break;
6531     }
6532
6533     button_ = [[[UIBarButtonItem alloc]
6534         initWithTitle:title
6535         style:UIBarButtonItemStylePlain
6536         target:self
6537         action:@selector(customButtonClicked)
6538     ] autorelease];
6539 }
6540
6541 - (bool) isLoading {
6542     return commercial_ ? [super isLoading] : false;
6543 }
6544
6545 @end
6546 /* }}} */
6547
6548 /* Package List Controller {{{ */
6549 @interface PackageListController : CyteViewController <
6550     UITableViewDataSource,
6551     UITableViewDelegate
6552 > {
6553     _transient Database *database_;
6554     unsigned era_;
6555     _H<NSArray> packages_;
6556     _H<NSArray> sections_;
6557     _H<UITableView, 2> list_;
6558
6559     _H<NSArray> thumbs_;
6560     std::vector<NSInteger> offset_;
6561
6562     _H<NSString> title_;
6563     unsigned reloading_;
6564 }
6565
6566 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6567 - (void) resetCursor;
6568 - (void) clearData;
6569
6570 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages;
6571
6572 @end
6573
6574 @implementation PackageListController
6575
6576 - (NSURL *) referrerURL {
6577     return [self navigationURL];
6578 }
6579
6580 - (bool) isSummarized {
6581     return false;
6582 }
6583
6584 - (bool) showsSections {
6585     return true;
6586 }
6587
6588 - (void) deselectWithAnimation:(BOOL)animated {
6589     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6590 }
6591
6592 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6593     CGRect base = [[self view] bounds];
6594     base.size.height -= bounds.size.height;
6595     base.origin = [list_ frame].origin;
6596
6597     [UIView beginAnimations:nil context:NULL];
6598     [UIView setAnimationBeginsFromCurrentState:YES];
6599     [UIView setAnimationCurve:curve];
6600     [UIView setAnimationDuration:duration];
6601     [list_ setFrame:base];
6602     [UIView commitAnimations];
6603 }
6604
6605 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6606     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6607 }
6608
6609 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6610     [self resizeForKeyboardBounds:bounds duration:0];
6611 }
6612
6613 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6614     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6615         *curve = UIViewAnimationCurveEaseInOut;
6616     else
6617         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6618
6619     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6620         *duration = 0.3;
6621     else
6622         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6623 }
6624
6625 - (void) keyboardWillShow:(NSNotification *)notification {
6626     CGRect bounds;
6627     CGPoint center;
6628     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6629     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6630
6631     NSTimeInterval duration;
6632     UIViewAnimationCurve curve;
6633     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6634
6635     CGRect kbframe = CGRectMake(Retina(center.x - bounds.size.width / 2), Retina(center.y - bounds.size.height / 2), bounds.size.width, bounds.size.height);
6636     UIViewController *base = self;
6637     while ([base parentOrPresentingViewController] != nil)
6638         base = [base parentOrPresentingViewController];
6639     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6640     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6641
6642     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6643         intersection.size.height += CYStatusBarHeight();
6644
6645     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6646 }
6647
6648 - (void) keyboardWillHide:(NSNotification *)notification {
6649     NSTimeInterval duration;
6650     UIViewAnimationCurve curve;
6651     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6652
6653     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6654 }
6655
6656 - (void) viewWillAppear:(BOOL)animated {
6657     [super viewWillAppear:animated];
6658
6659     [self resizeForKeyboardBounds:CGRectZero];
6660     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6661     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6662 }
6663
6664 - (void) viewWillDisappear:(BOOL)animated {
6665     [super viewWillDisappear:animated];
6666
6667     [self resizeForKeyboardBounds:CGRectZero];
6668     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6669     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6670 }
6671
6672 - (void) viewDidAppear:(BOOL)animated {
6673     [super viewDidAppear:animated];
6674     [self deselectWithAnimation:animated];
6675 }
6676
6677 - (void) didSelectPackage:(Package *)package {
6678     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6679     [view setDelegate:self.delegate];
6680     [[self navigationController] pushViewController:view animated:YES];
6681 }
6682
6683 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6684     NSInteger count([sections_ count]);
6685     return count == 0 ? 1 : count;
6686 }
6687
6688 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6689     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6690         return nil;
6691     return [[sections_ objectAtIndex:section] name];
6692 }
6693
6694 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6695     if ([sections_ count] == 0)
6696         return 0;
6697     return [[sections_ objectAtIndex:section] count];
6698 }
6699
6700 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6701 @synchronized (database_) {
6702     if ([database_ era] != era_)
6703         return nil;
6704
6705     Section *section([sections_ objectAtIndex:[path section]]);
6706     NSInteger row([path row]);
6707     Package *package([packages_ objectAtIndex:([section row] + row)]);
6708     return [[package retain] autorelease];
6709 } }
6710
6711 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6712     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6713     if (cell == nil)
6714         cell = [[[PackageCell alloc] init] autorelease];
6715
6716     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6717     [cell setPackage:package asSummary:[self isSummarized]];
6718     return cell;
6719 }
6720
6721 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6722     Package *package([self packageAtIndexPath:path]);
6723     package = [database_ packageWithName:[package id]];
6724     [self didSelectPackage:package];
6725 }
6726
6727 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6728     return thumbs_;
6729 }
6730
6731 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6732     return offset_[index];
6733 }
6734
6735 - (void) updateHeight {
6736     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6737 }
6738
6739 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6740     if ((self = [super init]) != nil) {
6741         database_ = database;
6742         title_ = [title copy];
6743         [[self navigationItem] setTitle:title_];
6744     } return self;
6745 }
6746
6747 - (void) loadView {
6748     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6749     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6750     [self setView:view];
6751
6752     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6753     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6754     [view addSubview:list_];
6755
6756     // XXX: is 20 the most optimal number here?
6757     [list_ setSectionIndexMinimumDisplayRowCount:20];
6758
6759     [(UITableView *) list_ setDataSource:self];
6760     [list_ setDelegate:self];
6761
6762     [self updateHeight];
6763 }
6764
6765 - (void) releaseSubviews {
6766     list_ = nil;
6767
6768     packages_ = nil;
6769     sections_ = nil;
6770
6771     thumbs_ = nil;
6772     offset_.clear();
6773
6774     [super releaseSubviews];
6775 }
6776
6777 - (bool) shouldYield {
6778     return false;
6779 }
6780
6781 - (bool) shouldBlock {
6782     return false;
6783 }
6784
6785 - (NSMutableArray *) _reloadPackages {
6786 @synchronized (database_) {
6787     era_ = [database_ era];
6788     NSArray *packages([database_ packages]);
6789
6790     return [NSMutableArray arrayWithArray:packages];
6791 } }
6792
6793 - (void) _reloadData {
6794     if (reloading_ != 0) {
6795         reloading_ = 2;
6796         return;
6797     }
6798
6799     NSMutableArray *packages;
6800
6801   reload:
6802     if ([self shouldYield]) {
6803         do {
6804             UIProgressHUD *hud;
6805
6806             if (![self shouldBlock])
6807                 hud = nil;
6808             else {
6809                 hud = [self.delegate addProgressHUD];
6810                 [hud setText:UCLocalize("LOADING")];
6811             }
6812
6813             reloading_ = 1;
6814             packages = [self yieldToSelector:@selector(_reloadPackages)];
6815
6816             if (hud != nil)
6817                 [self.delegate removeProgressHUD:hud];
6818         } while (reloading_ == 2);
6819     } else {
6820         packages = [self _reloadPackages];
6821     }
6822
6823 @synchronized (database_) {
6824     if (era_ != [database_ era])
6825         goto reload;
6826     reloading_ = 0;
6827
6828     thumbs_ = nil;
6829     offset_.clear();
6830
6831     packages_ = packages;
6832
6833     if ([self showsSections])
6834         sections_ = [self sectionsForPackages:packages];
6835     else {
6836         Section *section([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6837         [section setCount:[packages_ count]];
6838         sections_ = [NSArray arrayWithObject:section];
6839     }
6840
6841     [self updateHeight];
6842
6843     _profile(PackageTable$reloadData$List)
6844         [(UITableView *) list_ setDataSource:self];
6845         [list_ reloadData];
6846     _end
6847 }
6848
6849     PrintTimes();
6850 }
6851
6852 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
6853     Section *prefix([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6854     size_t end([packages count]);
6855
6856     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
6857     Section *section(prefix);
6858
6859     thumbs_ = CollationThumbs_;
6860     offset_ = CollationOffset_;
6861
6862     size_t offset(0);
6863     size_t offsets([CollationStarts_ count]);
6864
6865     NSString *start([CollationStarts_ objectAtIndex:offset]);
6866     size_t length([start length]);
6867
6868     for (size_t index(0); index != end; ++index) {
6869         if (start != nil) {
6870             Package *package([packages objectAtIndex:index]);
6871             NSString *name(PackageName(package, @selector(cyname)));
6872
6873             //while ([start compare:name options:NSNumericSearch range:NSMakeRange(0, length) locale:CollationLocale_] != NSOrderedDescending) {
6874             while (StringNameCompare(start, name, length) != kCFCompareGreaterThan) {
6875                 NSString *title([CollationTitles_ objectAtIndex:offset]);
6876                 section = [[[Section alloc] initWithName:title row:index localize:NO] autorelease];
6877                 [sections addObject:section];
6878
6879                 start = ++offset == offsets ? nil : [CollationStarts_ objectAtIndex:offset];
6880                 if (start == nil)
6881                     break;
6882                 length = [start length];
6883             }
6884         }
6885
6886         [section addToCount];
6887     }
6888
6889     for (; offset != offsets; ++offset) {
6890         NSString *title([CollationTitles_ objectAtIndex:offset]);
6891         Section *section([[[Section alloc] initWithName:title row:end localize:NO] autorelease]);
6892         [sections addObject:section];
6893     }
6894
6895     if ([prefix count] != 0) {
6896         Section *suffix([sections lastObject]);
6897         [prefix setName:[suffix name]];
6898         [suffix setName:nil];
6899         [sections insertObject:prefix atIndex:(offsets - 1)];
6900     }
6901
6902     return sections;
6903 }
6904
6905 - (void) reloadData {
6906     [super reloadData];
6907
6908     if ([self shouldYield])
6909         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6910     else
6911         [self _reloadData];
6912 }
6913
6914 - (void) resetCursor {
6915     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6916 }
6917
6918 - (void) clearData {
6919     [self updateHeight];
6920
6921     [list_ setDataSource:nil];
6922     [list_ reloadData];
6923
6924     [self resetCursor];
6925 }
6926
6927 @end
6928 /* }}} */
6929 /* Filtered Package List Controller {{{ */
6930 typedef Function<bool, Package *> PackageFilter;
6931 typedef Function<void, NSMutableArray *> PackageSorter;
6932 @interface FilteredPackageListController : PackageListController {
6933     PackageFilter filter_;
6934     PackageSorter sorter_;
6935 }
6936
6937 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter;
6938
6939 - (void) setFilter:(PackageFilter)filter;
6940 - (void) setSorter:(PackageSorter)sorter;
6941
6942 @end
6943
6944 @implementation FilteredPackageListController
6945
6946 - (void) setFilter:(PackageFilter)filter {
6947 @synchronized (self) {
6948     filter_ = filter;
6949 } }
6950
6951 - (void) setSorter:(PackageSorter)sorter {
6952 @synchronized (self) {
6953     sorter_ = sorter;
6954 } }
6955
6956 - (NSMutableArray *) _reloadPackages {
6957 @synchronized (database_) {
6958     era_ = [database_ era];
6959
6960     NSArray *packages([database_ packages]);
6961     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6962
6963     PackageFilter filter;
6964     PackageSorter sorter;
6965
6966     @synchronized (self) {
6967         filter = filter_;
6968         sorter = sorter_;
6969     }
6970
6971     _profile(PackageTable$reloadData$Filter)
6972         for (Package *package in packages)
6973             if (filter(package))
6974                 [filtered addObject:package];
6975     _end
6976
6977     if (sorter)
6978         sorter(filtered);
6979     return filtered;
6980 } }
6981
6982 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter {
6983     if ((self = [super initWithDatabase:database title:title]) != nil) {
6984         [self setFilter:filter];
6985     } return self;
6986 }
6987
6988 @end
6989 /* }}} */
6990
6991 /* Home Controller {{{ */
6992 @interface HomeController : CydiaWebViewController {
6993     CFRunLoopRef runloop_;
6994     SCNetworkReachabilityRef reachability_;
6995 }
6996
6997 @end
6998
6999 @implementation HomeController
7000
7001 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
7002     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
7003 }
7004
7005 - (id) init {
7006     if ((self = [super init]) != nil) {
7007         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
7008         [self reloadData];
7009
7010         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
7011         if (reachability_ != NULL) {
7012             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
7013             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
7014
7015             CFRunLoopRef runloop(CFRunLoopGetCurrent());
7016             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
7017                 runloop_ = runloop;
7018         }
7019     } return self;
7020 }
7021
7022 - (void) dealloc {
7023     if (reachability_ != NULL && runloop_ != NULL)
7024         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
7025     [super dealloc];
7026 }
7027
7028 - (NSURL *) navigationURL {
7029     return [NSURL URLWithString:@"cydia://home"];
7030 }
7031
7032 - (void) aboutButtonClicked {
7033     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
7034
7035     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
7036     [alert addButtonWithTitle:UCLocalize("CLOSE")];
7037     [alert setCancelButtonIndex:0];
7038
7039     [alert setMessage:
7040         @"Copyright \u00a9 2008-2015\n"
7041         "SaurikIT, LLC\n"
7042         "\n"
7043         "Jay Freeman (saurik)\n"
7044         "saurik@saurik.com\n"
7045         "http://www.saurik.com/"
7046     ];
7047
7048     [alert show];
7049 }
7050
7051 - (UIBarButtonItem *) leftButton {
7052     return [[[UIBarButtonItem alloc]
7053         initWithTitle:UCLocalize("ABOUT")
7054         style:UIBarButtonItemStylePlain
7055         target:self
7056         action:@selector(aboutButtonClicked)
7057     ] autorelease];
7058 }
7059
7060 @end
7061 /* }}} */
7062
7063 /* Cydia Tab Bar Controller {{{ */
7064 @interface CydiaTabBarController : CyteTabBarController <
7065     UITabBarControllerDelegate,
7066     FetchDelegate
7067 > {
7068     _transient Database *database_;
7069
7070     _H<UIActivityIndicatorView> indicator_;
7071
7072     bool updating_;
7073     // XXX: ok, "updatedelegate_"?...
7074     _transient NSObject<CydiaDelegate> *updatedelegate_;
7075 }
7076
7077 - (void) beginUpdate;
7078 - (BOOL) updating;
7079
7080 @end
7081
7082 @implementation CydiaTabBarController
7083
7084 - (id) initWithDatabase:(Database *)database {
7085     if ((self = [super init]) != nil) {
7086         database_ = database;
7087         [self setDelegate:self];
7088
7089         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteTiny] autorelease];
7090         [indicator_ setOrigin:CGPointMake(kCFCoreFoundationVersionNumber >= 800 ? 2 : 4, 2)];
7091
7092         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7093     } return self;
7094 }
7095
7096 - (void) beginUpdate {
7097     if (updating_)
7098         return;
7099
7100     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7101     UITabBarItem *item([controller tabBarItem]);
7102
7103     [item setBadgeValue:@""];
7104     UIView *badge(MSHookIvar<UIView *>([item view], "_badge"));
7105
7106     [indicator_ startAnimating];
7107     [badge addSubview:indicator_];
7108
7109     [updatedelegate_ retainNetworkActivityIndicator];
7110     updating_ = true;
7111
7112     [NSThread
7113         detachNewThreadSelector:@selector(performUpdate)
7114         toTarget:self
7115         withObject:nil
7116     ];
7117 }
7118
7119 - (void) performUpdate {
7120     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
7121
7122     SourceStatus status(self, database_);
7123     [database_ updateWithStatus:status];
7124
7125     [self
7126         performSelectorOnMainThread:@selector(completeUpdate)
7127         withObject:nil
7128         waitUntilDone:NO
7129     ];
7130
7131     [pool release];
7132 }
7133
7134 - (void) stopUpdateWithSelector:(SEL)selector {
7135     updating_ = false;
7136     [updatedelegate_ releaseNetworkActivityIndicator];
7137
7138     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7139     [[controller tabBarItem] setBadgeValue:nil];
7140
7141     [indicator_ removeFromSuperview];
7142     [indicator_ stopAnimating];
7143
7144     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
7145 }
7146
7147 - (void) completeUpdate {
7148     if (!updating_)
7149         return;
7150     [self stopUpdateWithSelector:@selector(reloadData)];
7151 }
7152
7153 - (void) cancelUpdate {
7154     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
7155 }
7156
7157 - (void) cancelPressed {
7158     [self cancelUpdate];
7159 }
7160
7161 - (BOOL) updating {
7162     return updating_;
7163 }
7164
7165 - (bool) isSourceCancelled {
7166     return !updating_;
7167 }
7168
7169 - (void) startSourceFetch:(NSString *)uri {
7170 }
7171
7172 - (void) stopSourceFetch:(NSString *)uri {
7173 }
7174
7175 - (void) setUpdateDelegate:(id)delegate {
7176     updatedelegate_ = delegate;
7177 }
7178
7179 @end
7180 /* }}} */
7181
7182 /* Cydia:// Protocol {{{ */
7183 @interface CydiaURLProtocol : NSURLProtocol {
7184 }
7185
7186 @end
7187
7188 @implementation CydiaURLProtocol
7189
7190 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7191     NSURL *url([request URL]);
7192     if (url == nil)
7193         return NO;
7194
7195     NSString *scheme([[url scheme] lowercaseString]);
7196     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7197         return YES;
7198     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7199         return YES;
7200
7201     return NO;
7202 }
7203
7204 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7205     return request;
7206 }
7207
7208 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7209     id<NSURLProtocolClient> client([self client]);
7210     if (icon == nil)
7211         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7212     else {
7213         NSData *data(UIImagePNGRepresentation(icon));
7214
7215         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7216         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7217         [client URLProtocol:self didLoadData:data];
7218         [client URLProtocolDidFinishLoading:self];
7219     }
7220 }
7221
7222 - (void) startLoading {
7223     id<NSURLProtocolClient> client([self client]);
7224     NSURLRequest *request([self request]);
7225
7226     NSURL *url([request URL]);
7227     NSString *href([url absoluteString]);
7228     NSString *scheme([[url scheme] lowercaseString]);
7229
7230     NSString *path;
7231
7232     if ([scheme isEqualToString:@"cydia"])
7233         path = [href substringFromIndex:8];
7234     else if ([scheme isEqualToString:@"about"])
7235         path = [href substringFromIndex:12];
7236     else _assert(false);
7237
7238     NSRange slash([path rangeOfString:@"/"]);
7239
7240     NSString *command;
7241     if (slash.location == NSNotFound) {
7242         command = path;
7243         path = nil;
7244     } else {
7245         command = [path substringToIndex:slash.location];
7246         path = [path substringFromIndex:(slash.location + 1)];
7247     }
7248
7249     Database *database([Database sharedInstance]);
7250
7251     if (false);
7252     else if ([command isEqualToString:@"application-icon"]) {
7253         if (path == nil)
7254             goto fail;
7255         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7256
7257         UIImage *icon(nil);
7258
7259         if (icon == nil && $SBSCopyIconImagePNGDataForDisplayIdentifier != NULL) {
7260             NSData *data([$SBSCopyIconImagePNGDataForDisplayIdentifier(path) autorelease]);
7261             icon = [UIImage imageWithData:data];
7262         }
7263
7264         if (icon == nil)
7265             if (NSString *file = SBSCopyIconImagePathForDisplayIdentifier(path))
7266                 icon = [UIImage imageAtPath:file];
7267
7268         if (icon == nil)
7269             icon = [UIImage imageNamed:@"unknown.png"];
7270
7271         [self _returnPNGWithImage:icon forRequest:request];
7272     } else if ([command isEqualToString:@"package-icon"]) {
7273         if (path == nil)
7274             goto fail;
7275         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7276         Package *package([database packageWithName:path]);
7277         if (package == nil)
7278             goto fail;
7279         [package parse];
7280         UIImage *icon([package icon]);
7281         [self _returnPNGWithImage:icon forRequest:request];
7282     } else if ([command isEqualToString:@"uikit-image"]) {
7283         if (path == nil)
7284             goto fail;
7285         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7286         UIImage *icon(_UIImageWithName(path));
7287         [self _returnPNGWithImage:icon forRequest:request];
7288     } else if ([command isEqualToString:@"section-icon"]) {
7289         if (path == nil)
7290             goto fail;
7291         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7292         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7293         if (icon == nil)
7294             icon = [UIImage imageNamed:@"unknown.png"];
7295         [self _returnPNGWithImage:icon forRequest:request];
7296     } else fail: {
7297         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7298     }
7299 }
7300
7301 - (void) stopLoading {
7302 }
7303
7304 @end
7305 /* }}} */
7306
7307 /* Section Controller {{{ */
7308 @interface SectionController : FilteredPackageListController {
7309     _H<NSString> key_;
7310     _H<NSString> section_;
7311 }
7312
7313 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section;
7314
7315 @end
7316
7317 @implementation SectionController
7318
7319 - (NSURL *) referrerURL {
7320     NSString *name(section_);
7321     name = name ?: @"*";
7322     NSString *key(key_);
7323     key = key ?: @"*";
7324     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@/%@", UI_, [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7325 }
7326
7327 - (NSURL *) navigationURL {
7328     NSString *name(section_);
7329     name = name ?: @"*";
7330     NSString *key(key_);
7331     key = key ?: @"*";
7332     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@/%@", [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7333 }
7334
7335 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section {
7336     NSString *title;
7337     if (section == nil)
7338         title = UCLocalize("ALL_PACKAGES");
7339     else if (![section isEqual:@""])
7340         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(section) value:nil table:@"Sections"];
7341     else
7342         title = UCLocalize("NO_SECTION");
7343
7344     if ((self = [super initWithDatabase:database title:title]) != nil) {
7345         key_ = [source key];
7346         section_ = section;
7347     } return self;
7348 }
7349
7350 - (void) reloadData {
7351     Source *source([database_ sourceWithKey:key_]);
7352     _H<NSString> name(section_);
7353
7354     [self setFilter:[=](Package *package) {
7355         NSString *section([package section]);
7356
7357         return (
7358             name == nil ||
7359             section == nil && [name length] == 0 ||
7360             [name isEqualToString:section]
7361         ) && (
7362             source == nil ||
7363             [package source] == source
7364         ) && [package visible];
7365     }];
7366
7367     [super reloadData];
7368 }
7369
7370 @end
7371 /* }}} */
7372 /* Sections Controller {{{ */
7373 @interface SectionsController : CyteViewController <
7374     UITableViewDataSource,
7375     UITableViewDelegate
7376 > {
7377     _transient Database *database_;
7378     _H<NSString> key_;
7379     _H<NSMutableArray> sections_;
7380     _H<NSMutableArray> filtered_;
7381     _H<UITableView, 2> list_;
7382 }
7383
7384 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7385 - (void) editButtonClicked;
7386
7387 @end
7388
7389 @implementation SectionsController
7390
7391 - (NSURL *) navigationURL {
7392     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
7393 }
7394
7395 - (Source *) source {
7396     if (key_ == nil)
7397         return nil;
7398     return [database_ sourceWithKey:key_];
7399 }
7400
7401 - (void) updateNavigationItem {
7402     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7403     if ([sections_ count] == 0) {
7404         [[self navigationItem] setRightBarButtonItem:nil];
7405     } else {
7406         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7407             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7408             target:self
7409             action:@selector(editButtonClicked)
7410         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7411     }
7412 }
7413
7414 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7415     [super setEditing:editing animated:animated];
7416
7417     if (editing)
7418         [list_ reloadData];
7419     else
7420         [self.delegate updateData];
7421
7422     [self updateNavigationItem];
7423 }
7424
7425 - (void) viewDidAppear:(BOOL)animated {
7426     [super viewDidAppear:animated];
7427     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7428 }
7429
7430 - (void) viewWillDisappear:(BOOL)animated {
7431     [super viewWillDisappear:animated];
7432     [self setEditing:NO];
7433 }
7434
7435 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7436     Section *section = nil;
7437     int index = [indexPath row];
7438     if (![self isEditing]) {
7439         index -= 1;
7440         if (index >= 0)
7441             section = [filtered_ objectAtIndex:index];
7442     } else {
7443         section = [sections_ objectAtIndex:index];
7444     }
7445     return section;
7446 }
7447
7448 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7449     if ([self isEditing])
7450         return [sections_ count];
7451     else
7452         return [filtered_ count] + 1;
7453 }
7454
7455 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7456     return 45.0f;
7457 }*/
7458
7459 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7460     static NSString *reuseIdentifier = @"SectionCell";
7461
7462     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7463     if (cell == nil)
7464         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7465
7466     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7467
7468     return cell;
7469 }
7470
7471 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7472     if ([self isEditing])
7473         return;
7474
7475     Section *section = [self sectionAtIndexPath:indexPath];
7476
7477     SectionController *controller = [[[SectionController alloc]
7478         initWithDatabase:database_
7479         source:[self source]
7480         section:[section name]
7481     ] autorelease];
7482     [controller setDelegate:self.delegate];
7483
7484     [[self navigationController] pushViewController:controller animated:YES];
7485 }
7486
7487 - (void) loadView {
7488     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7489     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7490     [list_ setRowHeight:46];
7491     [(UITableView *) list_ setDataSource:self];
7492     [list_ setDelegate:self];
7493     [self setView:list_];
7494 }
7495
7496 - (void) viewDidLoad {
7497     [super viewDidLoad];
7498
7499     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7500 }
7501
7502 - (void) releaseSubviews {
7503     list_ = nil;
7504
7505     sections_ = nil;
7506     filtered_ = nil;
7507
7508     [super releaseSubviews];
7509 }
7510
7511 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7512     if ((self = [super init]) != nil) {
7513         database_ = database;
7514         key_ = [source key];
7515     } return self;
7516 }
7517
7518 - (void) reloadData {
7519     [super reloadData];
7520
7521     NSArray *packages = [database_ packages];
7522
7523     sections_ = [NSMutableArray arrayWithCapacity:16];
7524     filtered_ = [NSMutableArray arrayWithCapacity:16];
7525
7526     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7527
7528     Source *source([self source]);
7529
7530     _trace();
7531     for (Package *package in packages) {
7532         if (source != nil && [package source] != source)
7533             continue;
7534
7535         NSString *name([package section]);
7536         NSString *key(name == nil ? @"" : name);
7537
7538         Section *section;
7539
7540         _profile(SectionsView$reloadData$Section)
7541             section = [sections objectForKey:key];
7542             if (section == nil) {
7543                 _profile(SectionsView$reloadData$Section$Allocate)
7544                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7545                     [sections setObject:section forKey:key];
7546                 _end
7547             }
7548         _end
7549
7550         [section addToCount];
7551
7552         _profile(SectionsView$reloadData$Filter)
7553             if (![package visible])
7554                 continue;
7555         _end
7556
7557         [section addToRow];
7558     }
7559     _trace();
7560
7561     [sections_ addObjectsFromArray:[sections allValues]];
7562
7563     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7564
7565     for (Section *section in (id) sections_) {
7566         size_t count([section row]);
7567         if (count == 0)
7568             continue;
7569
7570         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7571         [section setCount:count];
7572         [filtered_ addObject:section];
7573     }
7574
7575     [self updateNavigationItem];
7576     [list_ reloadData];
7577     _trace();
7578 }
7579
7580 - (void) editButtonClicked {
7581     [self setEditing:![self isEditing] animated:YES];
7582 }
7583
7584 @end
7585 /* }}} */
7586
7587 /* Changes Controller {{{ */
7588 @interface ChangesController : FilteredPackageListController {
7589     unsigned upgrades_;
7590 }
7591
7592 - (id) initWithDatabase:(Database *)database;
7593
7594 @end
7595
7596 @implementation ChangesController
7597
7598 - (NSURL *) referrerURL {
7599     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/changes/", UI_]];
7600 }
7601
7602 - (NSURL *) navigationURL {
7603     return [NSURL URLWithString:@"cydia://changes"];
7604 }
7605
7606 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7607 @synchronized (database_) {
7608     if ([database_ era] != era_)
7609         return nil;
7610
7611     NSUInteger sectionIndex([path section]);
7612     if (sectionIndex >= [sections_ count])
7613         return nil;
7614     Section *section([sections_ objectAtIndex:sectionIndex]);
7615     NSInteger row([path row]);
7616     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7617 } }
7618
7619 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7620     NSString *context([alert context]);
7621
7622     if ([context isEqualToString:@"norefresh"])
7623         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7624 }
7625
7626 - (void) setLeftBarButtonItem {
7627     if ([self.delegate updating])
7628         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7629             initWithTitle:UCLocalize("CANCEL")
7630             style:UIBarButtonItemStyleDone
7631             target:self
7632             action:@selector(cancelButtonClicked)
7633         ] autorelease] animated:YES];
7634     else
7635         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7636             initWithTitle:UCLocalize("REFRESH")
7637             style:UIBarButtonItemStylePlain
7638             target:self
7639             action:@selector(refreshButtonClicked)
7640         ] autorelease] animated:YES];
7641 }
7642
7643 - (void) refreshButtonClicked {
7644     if ([self.delegate requestUpdate])
7645         [self setLeftBarButtonItem];
7646 }
7647
7648 - (void) cancelButtonClicked {
7649     [self.delegate cancelUpdate];
7650 }
7651
7652 - (void) upgradeButtonClicked {
7653     [self.delegate distUpgrade];
7654     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7655 }
7656
7657 - (bool) shouldYield {
7658     return true;
7659 }
7660
7661 - (bool) shouldBlock {
7662     return true;
7663 }
7664
7665 - (void) useFilter {
7666 @synchronized (self) {
7667     [self setFilter:[](Package *package) {
7668         return [package upgradableAndEssential:YES] || [package visible];
7669     }];
7670
7671     [self setSorter:[](NSMutableArray *packages) {
7672         [packages radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7673     }];
7674 } }
7675
7676 - (id) initWithDatabase:(Database *)database {
7677     if ((self = [super initWithDatabase:database title:UCLocalize("CHANGES")]) != nil) {
7678         [self useFilter];
7679     } return self;
7680 }
7681
7682 - (void) viewDidLoad {
7683     [super viewDidLoad];
7684     [self setLeftBarButtonItem];
7685 }
7686
7687 - (void) viewWillAppear:(BOOL)animated {
7688     [super viewWillAppear:animated];
7689     [self setLeftBarButtonItem];
7690 }
7691
7692 - (void) reloadData {
7693     [self setLeftBarButtonItem];
7694     [super reloadData];
7695 }
7696
7697 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
7698     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
7699
7700     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7701     Section *ignored = nil;
7702     Section *section = nil;
7703     time_t last = 0;
7704
7705     upgrades_ = 0;
7706     bool unseens = false;
7707
7708     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7709
7710     for (size_t offset = 0, count = [packages count]; offset != count; ++offset) {
7711         Package *package = [packages objectAtIndex:offset];
7712
7713         BOOL uae = [package upgradableAndEssential:YES];
7714
7715         if (!uae) {
7716             unseens = true;
7717             time_t seen([package seen]);
7718
7719             if (section == nil || last != seen) {
7720                 last = seen;
7721
7722                 NSString *name;
7723                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7724                 [name autorelease];
7725
7726                 _profile(ChangesController$reloadData$Allocate)
7727                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7728                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7729                     [sections addObject:section];
7730                 _end
7731             }
7732
7733             [section addToCount];
7734         } else if ([package ignored]) {
7735             if (ignored == nil) {
7736                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7737             }
7738             [ignored addToCount];
7739         } else {
7740             ++upgrades_;
7741             [upgradable addToCount];
7742         }
7743     }
7744     _trace();
7745
7746     CFRelease(formatter);
7747
7748     if (unseens) {
7749         Section *last = [sections lastObject];
7750         size_t count = [last count];
7751         [packages removeObjectsInRange:NSMakeRange([packages count] - count, count)];
7752         [sections removeLastObject];
7753     }
7754
7755     if ([ignored count] != 0)
7756         [sections insertObject:ignored atIndex:0];
7757     if (upgrades_ != 0)
7758         [sections insertObject:upgradable atIndex:0];
7759
7760     [list_ reloadData];
7761
7762     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7763         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7764         style:UIBarButtonItemStylePlain
7765         target:self
7766         action:@selector(upgradeButtonClicked)
7767     ] autorelease]) animated:YES];
7768
7769     return sections;
7770 }
7771
7772 @end
7773 /* }}} */
7774 /* Search Controller {{{ */
7775 @interface SearchController : FilteredPackageListController <
7776     UISearchBarDelegate
7777 > {
7778     _H<UISearchBar, 1> search_;
7779     BOOL searchloaded_;
7780     bool summary_;
7781 }
7782
7783 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7784 - (void) reloadData;
7785
7786 @end
7787
7788 @implementation SearchController
7789
7790 - (NSURL *) referrerURL {
7791     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
7792 }
7793
7794 - (NSURL *) navigationURL {
7795     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7796         return [NSURL URLWithString:@"cydia://search"];
7797     else
7798         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
7799 }
7800
7801 - (NSArray *) termsForQuery:(NSString *)query {
7802     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
7803     for (NSString *component in [query componentsSeparatedByString:@" "])
7804         if ([component length] != 0)
7805             [terms addObject:component];
7806
7807     return terms;
7808 }
7809
7810 - (void) useSearch {
7811     _H<NSArray> query([self termsForQuery:[search_ text]]);
7812     summary_ = false;
7813
7814 @synchronized (self) {
7815     [self setFilter:[=](Package *package) {
7816         if (![package unfiltered])
7817             return false;
7818         if (![package matches:query])
7819             return false;
7820         return true;
7821     }];
7822
7823     [self setSorter:[](NSMutableArray *packages) {
7824         [packages radixSortUsingSelector:@selector(rank)];
7825     }];
7826 }
7827
7828     [self clearData];
7829     [self reloadData];
7830 }
7831
7832 - (void) usePrefix:(NSString *)prefix {
7833     _H<NSString> query(prefix);
7834     summary_ = true;
7835
7836 @synchronized (self) {
7837     [self setFilter:[=](Package *package) {
7838         if ([query length] == 0)
7839             return false;
7840         if (![package unfiltered])
7841             return false;
7842         if ([[package name] compare:query options:MatchCompareOptions_ range:NSMakeRange(0, [query length])] != NSOrderedSame)
7843             return false;
7844         return true;
7845     }];
7846
7847     [self setSorter:nullptr];
7848 }
7849
7850     [self reloadData];
7851 }
7852
7853 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7854     [self clearData];
7855     [self usePrefix:[search_ text]];
7856 }
7857
7858 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7859     [search_ resignFirstResponder];
7860     [self useSearch];
7861 }
7862
7863 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7864     [search_ setText:@""];
7865     [self searchBarButtonClicked:searchBar];
7866 }
7867
7868 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7869     [self searchBarButtonClicked:searchBar];
7870 }
7871
7872 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7873     [self usePrefix:text];
7874 }
7875
7876 - (bool) shouldYield {
7877     return YES;
7878 }
7879
7880 - (bool) shouldBlock {
7881     return !summary_;
7882 }
7883
7884 - (bool) isSummarized {
7885     return summary_;
7886 }
7887
7888 - (bool) showsSections {
7889     return false;
7890 }
7891
7892 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7893     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH")])) {
7894         search_ = [[[UISearchBar alloc] init] autorelease];
7895         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7896         [search_ setDelegate:self];
7897
7898         UITextField *textField;
7899         if ([search_ respondsToSelector:@selector(searchField)])
7900             textField = [search_ searchField];
7901         else
7902             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7903
7904         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7905         [textField setEnablesReturnKeyAutomatically:NO];
7906         [[self navigationItem] setTitleView:textField];
7907
7908         if (query != nil)
7909             [search_ setText:query];
7910         [self useSearch];
7911     } return self;
7912 }
7913
7914 - (void) viewDidAppear:(BOOL)animated {
7915     [super viewDidAppear:animated];
7916
7917     if (!searchloaded_) {
7918         searchloaded_ = YES;
7919         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7920         [search_ layoutSubviews];
7921     }
7922
7923     if ([self isSummarized])
7924         [search_ becomeFirstResponder];
7925 }
7926
7927 - (void) reloadData {
7928     [self resetCursor];
7929     [super reloadData];
7930 }
7931
7932 - (void) didSelectPackage:(Package *)package {
7933     [search_ resignFirstResponder];
7934     [super didSelectPackage:package];
7935 }
7936
7937 @end
7938 /* }}} */
7939 /* Package Settings Controller {{{ */
7940 @interface PackageSettingsController : CyteViewController <
7941     UITableViewDataSource,
7942     UITableViewDelegate
7943 > {
7944     _transient Database *database_;
7945     _H<NSString> name_;
7946     _H<Package> package_;
7947     _H<UITableView, 2> table_;
7948     _H<UISwitch> subscribedSwitch_;
7949     _H<UISwitch> ignoredSwitch_;
7950     _H<UITableViewCell> subscribedCell_;
7951     _H<UITableViewCell> ignoredCell_;
7952 }
7953
7954 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7955
7956 @end
7957
7958 @implementation PackageSettingsController
7959
7960 - (NSURL *) navigationURL {
7961     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7962 }
7963
7964 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7965     if (package_ == nil)
7966         return 0;
7967
7968     if ([package_ installed] == nil)
7969         return 1;
7970     else
7971         return 2;
7972 }
7973
7974 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7975     if (package_ == nil)
7976         return 0;
7977
7978     // both sections contain just one item right now.
7979     return 1;
7980 }
7981
7982 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7983     return nil;
7984 }
7985
7986 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7987     if (section == 0)
7988         return UCLocalize("SHOW_ALL_CHANGES_EX");
7989     else
7990         return UCLocalize("IGNORE_UPGRADES_EX");
7991 }
7992
7993 - (void) onSubscribed:(id)control {
7994     bool value([control isOn]);
7995     if (package_ == nil)
7996         return;
7997     if ([package_ setSubscribed:value])
7998         [self.delegate updateData];
7999 }
8000
8001 - (void) _updateIgnored {
8002     const char *package([name_ UTF8String]);
8003     bool on([ignoredSwitch_ isOn]);
8004
8005     FILE *dpkg(popen("/usr/libexec/cydia/cydo --set-selections", "w"));
8006     fwrite(package, strlen(package), 1, dpkg);
8007
8008     if (on)
8009         fwrite(" hold\n", 6, 1, dpkg);
8010     else
8011         fwrite(" install\n", 9, 1, dpkg);
8012
8013     pclose(dpkg);
8014 }
8015
8016 - (void) onIgnored:(id)control {
8017     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
8018     [invocation setTarget:self];
8019     [invocation setSelector:@selector(_updateIgnored)];
8020
8021     [self.delegate reloadDataWithInvocation:invocation];
8022 }
8023
8024 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8025     if (package_ == nil)
8026         return nil;
8027
8028     switch ([indexPath section]) {
8029         case 0: return subscribedCell_;
8030         case 1: return ignoredCell_;
8031
8032         _nodefault
8033     }
8034
8035     return nil;
8036 }
8037
8038 - (void) loadView {
8039     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8040     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8041     [self setView:view];
8042
8043     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8044     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8045     [(UITableView *) table_ setDataSource:self];
8046     [table_ setDelegate:self];
8047     [view addSubview:table_];
8048
8049     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8050     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8051     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
8052
8053     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8054     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8055     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
8056
8057     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
8058     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
8059     [subscribedCell_ setAccessoryView:subscribedSwitch_];
8060     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8061
8062     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
8063     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
8064     [ignoredCell_ setAccessoryView:ignoredSwitch_];
8065     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8066 }
8067
8068 - (void) viewDidLoad {
8069     [super viewDidLoad];
8070
8071     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
8072 }
8073
8074 - (void) releaseSubviews {
8075     ignoredCell_ = nil;
8076     subscribedCell_ = nil;
8077     table_ = nil;
8078     ignoredSwitch_ = nil;
8079     subscribedSwitch_ = nil;
8080
8081     [super releaseSubviews];
8082 }
8083
8084 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8085     if ((self = [super init]) != nil) {
8086         database_ = database;
8087         name_ = package;
8088     } return self;
8089 }
8090
8091 - (void) reloadData {
8092     [super reloadData];
8093
8094     package_ = [database_ packageWithName:name_];
8095
8096     if (package_ != nil) {
8097         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8098         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8099     } // XXX: what now, G?
8100
8101     [table_ reloadData];
8102 }
8103
8104 @end
8105 /* }}} */
8106
8107 /* Installed Controller {{{ */
8108 @interface InstalledController : FilteredPackageListController {
8109     bool sectioned_;
8110 }
8111
8112 - (id) initWithDatabase:(Database *)database;
8113 - (void) queueStatusDidChange;
8114
8115 @end
8116
8117 @implementation InstalledController
8118
8119 - (NSURL *) referrerURL {
8120     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
8121 }
8122
8123 - (NSURL *) navigationURL {
8124     return [NSURL URLWithString:@"cydia://installed"];
8125 }
8126
8127 - (void) useRecent {
8128     sectioned_ = false;
8129
8130 @synchronized (self) {
8131     [self setFilter:[](Package *package) {
8132         return ![package uninstalled] && package->role_ < 7;
8133     }];
8134
8135     [self setSorter:[](NSMutableArray *packages) {
8136         [packages radixSortUsingSelector:@selector(recent)];
8137     }];
8138 } }
8139
8140 - (void) useFilter:(UISegmentedControl *)segmented {
8141     NSInteger selected([segmented selectedSegmentIndex]);
8142     if (selected == 2)
8143         return [self useRecent];
8144     bool simple(selected == 0);
8145     sectioned_ = true;
8146
8147 @synchronized (self) {
8148     [self setFilter:[=](Package *package) {
8149         return ![package uninstalled] && package->role_ <= (simple ? 1 : 3);
8150     }];
8151
8152     [self setSorter:nullptr];
8153 } }
8154
8155 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
8156     if (sectioned_)
8157         return [super sectionsForPackages:packages];
8158
8159     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterLongStyle, kCFDateFormatterNoStyle));
8160
8161     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
8162     Section *section(nil);
8163     time_t last(0);
8164
8165     for (size_t offset(0), count([packages count]); offset != count; ++offset) {
8166         Package *package([packages objectAtIndex:offset]);
8167
8168         time_t upgraded([package upgraded]);
8169         if (upgraded < 1168364520)
8170             upgraded = 0;
8171         else
8172             upgraded -= upgraded % (60 * 60 * 24);
8173
8174         if (section == nil || upgraded != last) {
8175             last = upgraded;
8176
8177             NSString *name;
8178             if (upgraded == 0)
8179                 continue; // XXX: name = UCLocalize("...");
8180             else {
8181                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:upgraded]);
8182                 [name autorelease];
8183             }
8184
8185             section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
8186             [sections addObject:section];
8187         }
8188
8189         [section addToCount];
8190     }
8191
8192     CFRelease(formatter);
8193     return sections;
8194 }
8195
8196 - (id) initWithDatabase:(Database *)database {
8197     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED")]) != nil) {
8198         UISegmentedControl *segmented([[[UISegmentedControl alloc] initWithItems:[NSArray arrayWithObjects:UCLocalize("USER"), UCLocalize("EXPERT"), UCLocalize("RECENT"), nil]] autorelease]);
8199         [segmented setSelectedSegmentIndex:0];
8200         [segmented setSegmentedControlStyle:UISegmentedControlStyleBar];
8201         [[self navigationItem] setTitleView:segmented];
8202
8203         [segmented addTarget:self action:@selector(modeChanged:) forEvents:UIControlEventValueChanged];
8204         [self useFilter:segmented];
8205
8206         [self queueStatusDidChange];
8207     } return self;
8208 }
8209
8210 #if !AlwaysReload
8211 - (void) queueButtonClicked {
8212     [self.delegate queue];
8213 }
8214 #endif
8215
8216 - (void) queueStatusDidChange {
8217 #if !AlwaysReload
8218     if (Queuing_) {
8219         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8220             initWithTitle:UCLocalize("QUEUE")
8221             style:UIBarButtonItemStyleDone
8222             target:self
8223             action:@selector(queueButtonClicked)
8224         ] autorelease]];
8225     } else {
8226         [[self navigationItem] setRightBarButtonItem:nil];
8227     }
8228 #endif
8229 }
8230
8231 - (void) modeChanged:(UISegmentedControl *)segmented {
8232     [self useFilter:segmented];
8233     [self reloadData];
8234 }
8235
8236 @end
8237 /* }}} */
8238
8239 /* Source Cell {{{ */
8240 @interface SourceCell : CyteTableViewCell <
8241     CyteTableViewCellDelegate,
8242     SourceDelegate
8243 > {
8244     _H<Source, 1> source_;
8245     _H<NSURL> url_;
8246     _H<UIImage> icon_;
8247     _H<NSString> origin_;
8248     _H<NSString> label_;
8249     _H<UIActivityIndicatorView> indicator_;
8250 }
8251
8252 - (void) setSource:(Source *)source;
8253 - (void) setFetch:(NSNumber *)fetch;
8254
8255 @end
8256
8257 @implementation SourceCell
8258
8259 - (void) _setImage:(NSArray *)data {
8260     if ([url_ isEqual:[data objectAtIndex:0]]) {
8261         icon_ = [data objectAtIndex:1];
8262         [self.content setNeedsDisplay];
8263     }
8264 }
8265
8266 - (void) _setSource:(NSURL *) url {
8267     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8268
8269     if (NSData *data = [NSURLConnection
8270         sendSynchronousRequest:[NSURLRequest
8271             requestWithURL:url
8272             cachePolicy:NSURLRequestUseProtocolCachePolicy
8273             timeoutInterval:10
8274         ]
8275
8276         returningResponse:NULL
8277         error:NULL
8278     ])
8279         if (UIImage *image = [UIImage imageWithData:data])
8280             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8281
8282     [pool release];
8283 }
8284
8285 - (void) setSource:(Source *)source {
8286     source_ = source;
8287     [source_ setDelegate:self];
8288
8289     [self setFetch:[NSNumber numberWithBool:[source_ fetch]]];
8290
8291     icon_ = [UIImage imageNamed:@"unknown.png"];
8292
8293     origin_ = [source name];
8294     label_ = [source rooturi];
8295
8296     [self.content setNeedsDisplay];
8297
8298     url_ = [source iconURL];
8299     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8300 }
8301
8302 - (void) setAllSource {
8303     source_ = nil;
8304     [indicator_ stopAnimating];
8305
8306     icon_ = [UIImage imageNamed:@"folder.png"];
8307     origin_ = UCLocalize("ALL_SOURCES");
8308     label_ = UCLocalize("ALL_SOURCES_EX");
8309     [self.content setNeedsDisplay];
8310 }
8311
8312 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8313     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8314         UIView *content([self contentView]);
8315         CGRect bounds([content bounds]);
8316
8317         self.content = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8318         [self.content setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8319         [self.content setBackgroundColor:[UIColor whiteColor]];
8320         [content addSubview:self.content];
8321
8322         [self.content setDelegate:self];
8323         [self.content setOpaque:YES];
8324
8325         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGraySmall] autorelease];
8326         [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleTopMargin];// | UIViewAutoresizingFlexibleBottomMargin];
8327         [content addSubview:indicator_];
8328
8329         [[self.content layer] setContentsGravity:kCAGravityTopLeft];
8330     } return self;
8331 }
8332
8333 - (void) layoutSubviews {
8334     [super layoutSubviews];
8335
8336     UIView *content([self contentView]);
8337     CGRect bounds([content bounds]);
8338
8339     CGRect frame([indicator_ frame]);
8340     frame.origin.x = bounds.size.width - frame.size.width;
8341     frame.origin.y = Retina((bounds.size.height - frame.size.height) / 2);
8342
8343     if (kCFCoreFoundationVersionNumber < 800)
8344         frame.origin.x -= 8;
8345     [indicator_ setFrame:frame];
8346 }
8347
8348 - (NSString *) accessibilityLabel {
8349     return origin_;
8350 }
8351
8352 - (void) drawContentRect:(CGRect)rect {
8353     bool highlighted(self.highlighted);
8354     float width(rect.size.width);
8355
8356     if (icon_ != nil) {
8357         CGRect rect;
8358         rect.size = [(UIImage *) icon_ size];
8359
8360         while (rect.size.width > 32 || rect.size.height > 32) {
8361             rect.size.width /= 2;
8362             rect.size.height /= 2;
8363         }
8364
8365         rect.origin.x = 26 - rect.size.width / 2;
8366         rect.origin.y = 26 - rect.size.height / 2;
8367
8368         [icon_ drawInRect:Retina(rect)];
8369     }
8370
8371     if (highlighted && kCFCoreFoundationVersionNumber < 800)
8372         UISetColor(White_);
8373
8374     if (!highlighted)
8375         UISetColor(Black_);
8376     [origin_ drawAtPoint:CGPointMake(52, 8) forWidth:(width - 49) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
8377
8378     if (!highlighted)
8379         UISetColor(Gray_);
8380     [label_ drawAtPoint:CGPointMake(52, 29) forWidth:(width - 49) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
8381 }
8382
8383 - (void) setFetch:(NSNumber *)fetch {
8384     if ([fetch boolValue])
8385         [indicator_ startAnimating];
8386     else
8387         [indicator_ stopAnimating];
8388 }
8389
8390 @end
8391 /* }}} */
8392 /* Sources Controller {{{ */
8393 @interface SourcesController : CyteViewController <
8394     UITableViewDataSource,
8395     UITableViewDelegate
8396 > {
8397     _transient Database *database_;
8398     unsigned era_;
8399
8400     _H<UITableView, 2> list_;
8401     _H<NSMutableArray> sources_;
8402     int offset_;
8403
8404     _H<NSString> href_;
8405     _H<UIProgressHUD> hud_;
8406     _H<NSError> error_;
8407
8408     NSURLConnection *trivial_bz2_;
8409     NSURLConnection *trivial_gz_;
8410
8411     BOOL cydia_;
8412 }
8413
8414 - (id) initWithDatabase:(Database *)database;
8415 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8416
8417 @end
8418
8419 @implementation SourcesController
8420
8421 - (void) _releaseConnection:(NSURLConnection *)connection {
8422     if (connection != nil) {
8423         [connection cancel];
8424         //[connection setDelegate:nil];
8425         [connection release];
8426     }
8427 }
8428
8429 - (void) dealloc {
8430     [self _releaseConnection:trivial_gz_];
8431     [self _releaseConnection:trivial_bz2_];
8432
8433     [super dealloc];
8434 }
8435
8436 - (NSURL *) navigationURL {
8437     return [NSURL URLWithString:@"cydia://sources"];
8438 }
8439
8440 - (void) viewDidAppear:(BOOL)animated {
8441     [super viewDidAppear:animated];
8442     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8443 }
8444
8445 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8446     return 2;
8447 }
8448
8449 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8450     if (section == 1)
8451         return UCLocalize("INDIVIDUAL_SOURCES");
8452     return nil;
8453 }
8454
8455 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8456     switch (section) {
8457         case 0: return 1;
8458         case 1: return [sources_ count];
8459         default: return 0;
8460     }
8461 }
8462
8463 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8464 @synchronized (database_) {
8465     if ([database_ era] != era_)
8466         return nil;
8467     if ([indexPath section] != 1)
8468         return nil;
8469     NSUInteger index([indexPath row]);
8470     if (index >= [sources_ count])
8471         return nil;
8472     return [sources_ objectAtIndex:index];
8473 } }
8474
8475 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8476     static NSString *cellIdentifier = @"SourceCell";
8477
8478     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8479     if (cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8480     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8481
8482     Source *source([self sourceAtIndexPath:indexPath]);
8483     if (source == nil)
8484         [cell setAllSource];
8485     else
8486         [cell setSource:source];
8487
8488     return cell;
8489 }
8490
8491 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8492     SectionsController *controller([[[SectionsController alloc]
8493         initWithDatabase:database_
8494         source:[self sourceAtIndexPath:indexPath]
8495     ] autorelease]);
8496
8497     [controller setDelegate:self.delegate];
8498     [[self navigationController] pushViewController:controller animated:YES];
8499 }
8500
8501 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8502     if ([indexPath section] != 1)
8503         return false;
8504     Source *source = [self sourceAtIndexPath:indexPath];
8505     return [source record] != nil;
8506 }
8507
8508 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8509     _assert([indexPath section] == 1);
8510     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8511         Source *source = [self sourceAtIndexPath:indexPath];
8512         if (source == nil) return;
8513
8514         [Sources_ removeObjectForKey:[source key]];
8515
8516         [self.delegate syncData];
8517     }
8518 }
8519
8520 - (void) tableView:(UITableView *)tableView didEndEditingRowAtIndexPath:(NSIndexPath *)indexPath {
8521     [self updateButtonsForEditingStatusAnimated:YES];
8522 }
8523
8524 - (void) complete {
8525     [self.delegate addTrivialSource:href_];
8526     href_ = nil;
8527
8528     [self.delegate syncData];
8529 }
8530
8531 - (NSString *) getWarning {
8532     NSString *href(href_);
8533     NSRange colon([href rangeOfString:@"://"]);
8534     if (colon.location != NSNotFound)
8535         href = [href substringFromIndex:(colon.location + 3)];
8536     href = [href stringByAddingPercentEscapes];
8537     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8538
8539     NSURL *url([NSURL URLWithString:href]);
8540
8541     NSStringEncoding encoding;
8542     NSError *error(nil);
8543
8544     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8545         return [warning length] == 0 ? nil : warning;
8546     return nil;
8547 }
8548
8549 - (void) _endConnection:(NSURLConnection *)connection {
8550     // XXX: the memory management in this method is horribly awkward
8551
8552     NSURLConnection **field = NULL;
8553     if (connection == trivial_bz2_)
8554         field = &trivial_bz2_;
8555     else if (connection == trivial_gz_)
8556         field = &trivial_gz_;
8557     _assert(field != NULL);
8558     [connection release];
8559     *field = nil;
8560
8561     if (
8562         trivial_bz2_ == nil &&
8563         trivial_gz_ == nil
8564     ) {
8565         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8566
8567         [self.delegate releaseNetworkActivityIndicator];
8568
8569         [self.delegate removeProgressHUD:hud_];
8570         hud_ = nil;
8571
8572         if (cydia_) {
8573             if (warning != nil) {
8574                 UIAlertView *alert = [[[UIAlertView alloc]
8575                     initWithTitle:UCLocalize("SOURCE_WARNING")
8576                     message:warning
8577                     delegate:self
8578                     cancelButtonTitle:UCLocalize("CANCEL")
8579                     otherButtonTitles:
8580                         UCLocalize("ADD_ANYWAY"),
8581                     nil
8582                 ] autorelease];
8583
8584                 [alert setContext:@"warning"];
8585                 [alert setNumberOfRows:1];
8586                 [alert show];
8587
8588                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8589                 error_ = nil;
8590                 return;
8591             }
8592
8593             [self complete];
8594         } else if (error_ != nil) {
8595             UIAlertView *alert = [[[UIAlertView alloc]
8596                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8597                 message:[error_ localizedDescription]
8598                 delegate:self
8599                 cancelButtonTitle:UCLocalize("OK")
8600                 otherButtonTitles:nil
8601             ] autorelease];
8602
8603             [alert setContext:@"urlerror"];
8604             [alert show];
8605
8606             href_ = nil;
8607         } else {
8608             UIAlertView *alert = [[[UIAlertView alloc]
8609                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8610                 message:UCLocalize("NOT_REPOSITORY_EX")
8611                 delegate:self
8612                 cancelButtonTitle:UCLocalize("OK")
8613                 otherButtonTitles:nil
8614             ] autorelease];
8615
8616             [alert setContext:@"trivial"];
8617             [alert show];
8618
8619             href_ = nil;
8620         }
8621
8622         error_ = nil;
8623     }
8624 }
8625
8626 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8627     switch ([response statusCode]) {
8628         case 200:
8629             cydia_ = YES;
8630     }
8631 }
8632
8633 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8634     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8635     error_ = error;
8636     [self _endConnection:connection];
8637 }
8638
8639 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8640     [self _endConnection:connection];
8641 }
8642
8643 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8644     NSURL *url([NSURL URLWithString:href]);
8645
8646     NSMutableURLRequest *request = [NSMutableURLRequest
8647         requestWithURL:url
8648         cachePolicy:NSURLRequestUseProtocolCachePolicy
8649         timeoutInterval:10
8650     ];
8651
8652     [request setHTTPMethod:method];
8653
8654     if (Machine_ != NULL)
8655         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8656
8657     if (UniqueID_ != nil)
8658         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8659
8660     if ([url isCydiaSecure]) {
8661         if (UniqueID_ != nil)
8662             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8663     }
8664
8665     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8666 }
8667
8668 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8669     NSString *context([alert context]);
8670
8671     if ([context isEqualToString:@"source"]) {
8672         switch (button) {
8673             case 1: {
8674                 NSString *href = [[alert textField] text];
8675                 href = VerifySource(href);
8676                 if (href == nil)
8677                     break;
8678                 href_ = href;
8679
8680                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8681                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8682
8683                 cydia_ = false;
8684
8685                 // XXX: this is stupid
8686                 hud_ = [self.delegate addProgressHUD];
8687                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8688                 [self.delegate retainNetworkActivityIndicator];
8689             } break;
8690
8691             case 0:
8692             break;
8693
8694             _nodefault
8695         }
8696
8697         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8698     } else if ([context isEqualToString:@"trivial"])
8699         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8700     else if ([context isEqualToString:@"urlerror"])
8701         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8702     else if ([context isEqualToString:@"warning"]) {
8703         switch (button) {
8704             case 1:
8705                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8706             break;
8707
8708             case 0:
8709             break;
8710
8711             _nodefault
8712         }
8713
8714         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8715     }
8716 }
8717
8718 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8719     BOOL editing([list_ isEditing]);
8720
8721     if (editing)
8722         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8723             initWithTitle:UCLocalize("ADD")
8724             style:UIBarButtonItemStylePlain
8725             target:self
8726             action:@selector(addButtonClicked)
8727         ] autorelease] animated:animated];
8728     else if ([self.delegate updating])
8729         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8730             initWithTitle:UCLocalize("CANCEL")
8731             style:UIBarButtonItemStyleDone
8732             target:self
8733             action:@selector(cancelButtonClicked)
8734         ] autorelease] animated:animated];
8735     else
8736         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8737             initWithTitle:UCLocalize("REFRESH")
8738             style:UIBarButtonItemStylePlain
8739             target:self
8740             action:@selector(refreshButtonClicked)
8741         ] autorelease] animated:animated];
8742
8743     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8744         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8745         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8746         target:self
8747         action:@selector(editButtonClicked)
8748     ] autorelease] animated:animated];
8749 }
8750
8751 - (void) loadView {
8752     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8753     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8754     [list_ setRowHeight:53];
8755     [(UITableView *) list_ setDataSource:self];
8756     [list_ setDelegate:self];
8757     [self setView:list_];
8758 }
8759
8760 - (void) viewDidLoad {
8761     [super viewDidLoad];
8762
8763     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8764     [self updateButtonsForEditingStatusAnimated:NO];
8765 }
8766
8767 - (void) viewWillAppear:(BOOL)animated {
8768     [super viewWillAppear:animated];
8769
8770     [list_ setEditing:NO];
8771     [self updateButtonsForEditingStatusAnimated:NO];
8772 }
8773
8774 - (void) releaseSubviews {
8775     list_ = nil;
8776
8777     sources_ = nil;
8778
8779     [super releaseSubviews];
8780 }
8781
8782 - (id) initWithDatabase:(Database *)database {
8783     if ((self = [super init]) != nil) {
8784         database_ = database;
8785     } return self;
8786 }
8787
8788 - (void) reloadData {
8789     [super reloadData];
8790     [self updateButtonsForEditingStatusAnimated:YES];
8791
8792 @synchronized (database_) {
8793     era_ = [database_ era];
8794
8795     sources_ = [NSMutableArray arrayWithCapacity:16];
8796     [sources_ addObjectsFromArray:[database_ sources]];
8797     _trace();
8798     [sources_ sortUsingSelector:@selector(compareByName:)];
8799     _trace();
8800
8801     int count([sources_ count]);
8802     offset_ = 0;
8803     for (int i = 0; i != count; i++) {
8804         if ([[sources_ objectAtIndex:i] record] == nil)
8805             break;
8806         offset_++;
8807     }
8808
8809     [list_ reloadData];
8810 } }
8811
8812 - (void) showAddSourcePrompt {
8813     UIAlertView *alert = [[[UIAlertView alloc]
8814         initWithTitle:UCLocalize("ENTER_APT_URL")
8815         message:nil
8816         delegate:self
8817         cancelButtonTitle:UCLocalize("CANCEL")
8818         otherButtonTitles:
8819             UCLocalize("ADD_SOURCE"),
8820         nil
8821     ] autorelease];
8822
8823     [alert setContext:@"source"];
8824
8825     [alert setNumberOfRows:1];
8826     [alert addTextFieldWithValue:@"http://" label:@""];
8827
8828     NSObject<UITextInputTraits> *traits = [[alert textField] textInputTraits];
8829     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8830     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8831     [traits setKeyboardType:UIKeyboardTypeURL];
8832     // XXX: UIReturnKeyDone
8833     [traits setReturnKeyType:UIReturnKeyNext];
8834
8835     [alert show];
8836 }
8837
8838 - (void) addButtonClicked {
8839     [self showAddSourcePrompt];
8840 }
8841
8842 - (void) refreshButtonClicked {
8843     if ([self.delegate requestUpdate])
8844         [self updateButtonsForEditingStatusAnimated:YES];
8845 }
8846
8847 - (void) cancelButtonClicked {
8848     [self.delegate cancelUpdate];
8849 }
8850
8851 - (void) editButtonClicked {
8852     [list_ setEditing:![list_ isEditing] animated:YES];
8853     [self updateButtonsForEditingStatusAnimated:YES];
8854 }
8855
8856 @end
8857 /* }}} */
8858
8859 /* Stash Controller {{{ */
8860 @interface StashController : CyteViewController {
8861     _H<UIActivityIndicatorView> spinner_;
8862     _H<UILabel> status_;
8863     _H<UILabel> caption_;
8864 }
8865
8866 @end
8867
8868 @implementation StashController
8869
8870 - (void) loadView {
8871     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8872     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8873     [self setView:view];
8874
8875     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8876
8877     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8878     CGRect spinrect = [spinner_ frame];
8879     spinrect.origin.x = Retina([[self view] frame].size.width / 2 - spinrect.size.width / 2);
8880     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8881     [spinner_ setFrame:spinrect];
8882     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8883     [view addSubview:spinner_];
8884     [spinner_ startAnimating];
8885
8886     CGRect captrect;
8887     captrect.size.width = [[self view] frame].size.width;
8888     captrect.size.height = 40.0f;
8889     captrect.origin.x = 0;
8890     captrect.origin.y = Retina([[self view] frame].size.height / 2 - captrect.size.height * 2);
8891     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8892     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8893     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8894     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8895     [caption_ setTextColor:[UIColor whiteColor]];
8896     [caption_ setBackgroundColor:[UIColor clearColor]];
8897     [caption_ setShadowColor:[UIColor blackColor]];
8898     [caption_ setTextAlignment:NSTextAlignmentCenter];
8899     [view addSubview:caption_];
8900
8901     CGRect statusrect;
8902     statusrect.size.width = [[self view] frame].size.width;
8903     statusrect.size.height = 30.0f;
8904     statusrect.origin.x = 0;
8905     statusrect.origin.y = Retina([[self view] frame].size.height / 2 - statusrect.size.height);
8906     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8907     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8908     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8909     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8910     [status_ setTextColor:[UIColor whiteColor]];
8911     [status_ setBackgroundColor:[UIColor clearColor]];
8912     [status_ setShadowColor:[UIColor blackColor]];
8913     [status_ setTextAlignment:NSTextAlignmentCenter];
8914     [view addSubview:status_];
8915 }
8916
8917 - (void) releaseSubviews {
8918     spinner_ = nil;
8919     status_ = nil;
8920     caption_ = nil;
8921
8922     [super releaseSubviews];
8923 }
8924
8925 @end
8926 /* }}} */
8927
8928 @interface CYURLCache : SDURLCache {
8929 }
8930
8931 @end
8932
8933 @implementation CYURLCache
8934
8935 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8936 #if !ForRelease
8937     if (false);
8938     else if ([event isEqualToString:@"no-cache"])
8939         event = @"!!!";
8940     else if ([event isEqualToString:@"store"])
8941         event = @">>>";
8942     else if ([event isEqualToString:@"invalid"])
8943         event = @"???";
8944     else if ([event isEqualToString:@"memory"])
8945         event = @"mem";
8946     else if ([event isEqualToString:@"disk"])
8947         event = @"ssd";
8948     else if ([event isEqualToString:@"miss"])
8949         event = @"---";
8950
8951     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8952 #endif
8953 }
8954
8955 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8956     if (NSURLResponse *response = [cached response])
8957         if (NSString *mime = [response MIMEType])
8958             if ([mime isEqualToString:@"text/cache-manifest"]) {
8959                 NSURL *url([response URL]);
8960
8961 #if !ForRelease
8962                 NSLog(@"###: %@", [url absoluteString]);
8963 #endif
8964
8965                 @synchronized (HostConfig_) {
8966                     [CachedURLs_ addObject:url];
8967                 }
8968             }
8969
8970     [super storeCachedResponse:cached forRequest:request];
8971 }
8972
8973 - (void) createDiskCachePath {
8974     [super createDiskCachePath];
8975 }
8976
8977 @end
8978
8979 @interface Cydia : CyteApplication <
8980     ConfirmationControllerDelegate,
8981     DatabaseDelegate,
8982     CydiaDelegate
8983 > {
8984     _H<UIWindow> window_;
8985     _H<CydiaTabBarController> tabbar_;
8986     _H<CyteTabBarController> emulated_;
8987     _H<AppCacheController> appcache_;
8988
8989     _H<NSMutableArray> essential_;
8990     _H<NSMutableArray> broken_;
8991
8992     Database *database_;
8993
8994     _H<NSURL> starturl_;
8995
8996     unsigned locked_;
8997     unsigned activity_;
8998
8999     _H<StashController> stash_;
9000
9001     bool loaded_;
9002 }
9003
9004 - (void) loadData;
9005
9006 @end
9007
9008 @implementation Cydia
9009
9010 - (void) lockSuspend {
9011     if (locked_++ == 0) {
9012         if ($SBSSetInterceptsMenuButtonForever != NULL)
9013             (*$SBSSetInterceptsMenuButtonForever)(true);
9014
9015         [self setIdleTimerDisabled:YES];
9016     }
9017 }
9018
9019 - (void) unlockSuspend {
9020     if (--locked_ == 0) {
9021         [self setIdleTimerDisabled:NO];
9022
9023         if ($SBSSetInterceptsMenuButtonForever != NULL)
9024             (*$SBSSetInterceptsMenuButtonForever)(false);
9025     }
9026 }
9027
9028 - (void) beginUpdate {
9029     [tabbar_ beginUpdate];
9030 }
9031
9032 - (void) cancelUpdate {
9033     [tabbar_ cancelUpdate];
9034 }
9035
9036 - (bool) requestUpdate {
9037     if (IsReachable("cydia.saurik.com")) {
9038         [self beginUpdate];
9039         return true;
9040     } else {
9041         UIAlertView *alert = [[[UIAlertView alloc]
9042             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
9043             message:@"Host Unreachable" // XXX: Localize
9044             delegate:self
9045             cancelButtonTitle:UCLocalize("OK")
9046             otherButtonTitles:nil
9047         ] autorelease];
9048
9049         [alert setContext:@"norefresh"];
9050         [alert show];
9051
9052         return false;
9053     }
9054 }
9055
9056 - (BOOL) updating {
9057     return [tabbar_ updating];
9058 }
9059
9060 - (void) _loaded {
9061     if ([broken_ count] != 0) {
9062         int count = [broken_ count];
9063
9064         UIAlertView *alert = [[[UIAlertView alloc]
9065             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9066             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9067             delegate:self
9068             cancelButtonTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("FORCIBLY_CLEAR"), UCLocalize("UNSAFE")]
9069             otherButtonTitles:
9070                 UCLocalize("TEMPORARY_IGNORE"),
9071             nil
9072         ] autorelease];
9073
9074         [alert setContext:@"fixhalf"];
9075         [alert setNumberOfRows:2];
9076         [alert show];
9077     } else if (!Ignored_ && [essential_ count] != 0) {
9078         int count = [essential_ count];
9079
9080         UIAlertView *alert = [[[UIAlertView alloc]
9081             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9082             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9083             delegate:self
9084             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9085             otherButtonTitles:
9086                 UCLocalize("UPGRADE_ESSENTIAL"),
9087                 UCLocalize("COMPLETE_UPGRADE"),
9088             nil
9089         ] autorelease];
9090
9091         [alert setContext:@"upgrade"];
9092         [alert show];
9093     }
9094 }
9095
9096 - (void) returnToCydia {
9097     [self _loaded];
9098 }
9099
9100 - (void) reloadSpringBoard {
9101     if (kCFCoreFoundationVersionNumber >= 700) // XXX: iOS 6.x
9102         system("/usr/libexec/cydia/cydo /bin/launchctl stop com.apple.backboardd");
9103     else
9104         system("/usr/libexec/cydia/cydo /bin/launchctl stop com.apple.SpringBoard");
9105     sleep(15);
9106     system("/usr/bin/killall backboardd SpringBoard");
9107 }
9108
9109 - (void) _saveConfig {
9110     SaveConfig(database_);
9111 }
9112
9113 // Navigation controller for the queuing badge.
9114 - (UINavigationController *) queueNavigationController {
9115     NSArray *controllers = [tabbar_ viewControllers];
9116     return [controllers objectAtIndex:3];
9117 }
9118
9119 - (void) unloadData {
9120     [tabbar_ unloadData];
9121 }
9122
9123 - (void) _updateData {
9124     [self _saveConfig];
9125     [self unloadData];
9126
9127     UINavigationController *navigation = [self queueNavigationController];
9128
9129     id queuedelegate = nil;
9130     if ([[navigation viewControllers] count] > 0)
9131         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9132
9133     [queuedelegate queueStatusDidChange];
9134     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9135 }
9136
9137 - (void) _refreshIfPossible {
9138     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9139
9140     NSDate *update([[NSDictionary dictionaryWithContentsOfFile:@ CacheState_] objectForKey:@"LastUpdate"]);
9141
9142     bool recently = false;
9143     if (update != nil) {
9144         NSTimeInterval interval([update timeIntervalSinceNow]);
9145         if (interval > -(15*60))
9146             recently = true;
9147     }
9148
9149     // Don't automatic refresh if:
9150     //  - We already refreshed recently.
9151     //  - We already auto-refreshed this launch.
9152     //  - Auto-refresh is disabled.
9153     //  - Cydia's server is not reachable
9154     if (recently || loaded_ || ManualRefresh || !IsReachable("cydia.saurik.com")) {
9155         // If we are cancelling, we need to make sure it knows it's already loaded.
9156         loaded_ = true;
9157
9158         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9159     } else {
9160         // We are going to load, so remember that.
9161         loaded_ = true;
9162
9163         [tabbar_ performSelectorOnMainThread:@selector(beginUpdate) withObject:nil waitUntilDone:NO];
9164     }
9165
9166     [pool release];
9167 }
9168
9169 - (void) refreshIfPossible {
9170     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible) toTarget:self withObject:nil];
9171 }
9172
9173 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9174 _profile(reloadDataWithInvocation)
9175 @synchronized (self) {
9176     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9177     if (hud != nil)
9178         [hud setText:UCLocalize("RELOADING_DATA")];
9179
9180     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9181
9182     size_t changes(0);
9183
9184     [essential_ removeAllObjects];
9185     [broken_ removeAllObjects];
9186
9187     _profile(reloadDataWithInvocation$Essential)
9188     NSArray *packages([database_ packages]);
9189     for (Package *package in packages) {
9190         if ([package half])
9191             [broken_ addObject:package];
9192         if ([package upgradableAndEssential:YES] && ![package ignored]) {
9193             if ([package essential] && [package installed] != nil)
9194                 [essential_ addObject:package];
9195             ++changes;
9196         }
9197     }
9198     _end
9199
9200     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9201     if (changes != 0) {
9202         _trace();
9203         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9204         [changesItem setBadgeValue:badge];
9205         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9206         [self setApplicationIconBadgeNumber:changes];
9207     } else {
9208         _trace();
9209         [changesItem setBadgeValue:nil];
9210         [changesItem setAnimatedBadge:NO];
9211         [self setApplicationIconBadgeNumber:0];
9212     }
9213
9214     Queuing_ = false;
9215     [self _updateData];
9216
9217     if (hud != nil)
9218         [self removeProgressHUD:hud];
9219 }
9220 _end
9221
9222     PrintTimes();
9223 }
9224
9225 - (void) updateData {
9226     [self _updateData];
9227 }
9228
9229 - (void) updateDataAndLoad {
9230     [self _updateData];
9231     if ([database_ progressDelegate] == nil)
9232         [self _loaded];
9233 }
9234
9235 - (void) update_ {
9236     [database_ update];
9237     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9238 }
9239
9240 - (void) disemulate {
9241     if (emulated_ == nil)
9242         return;
9243
9244     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9245         [window_ setRootViewController:tabbar_];
9246     else {
9247         [window_ addSubview:[tabbar_ view]];
9248         [[emulated_ view] removeFromSuperview];
9249     }
9250
9251     emulated_ = nil;
9252     [window_ setUserInteractionEnabled:YES];
9253 }
9254
9255 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9256     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9257
9258     UIViewController *parent;
9259     if (emulated_ == nil)
9260         parent = tabbar_;
9261     else if (!force)
9262         parent = emulated_;
9263     else {
9264         [self disemulate];
9265         parent = tabbar_;
9266     }
9267
9268     if (IsWildcat_)
9269         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9270     [parent presentModalViewController:navigation animated:YES];
9271 }
9272
9273 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9274     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9275
9276     if (navigation != nil)
9277         [navigation pushViewController:progress animated:YES];
9278     else
9279         [self presentModalViewController:progress force:YES];
9280
9281     [progress invoke:invocation withTitle:title];
9282     return progress;
9283 }
9284
9285 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9286     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9287 }
9288
9289 - (void) repairWithInvocation:(NSInvocation *)invocation {
9290     _trace();
9291     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9292     _trace();
9293 }
9294
9295 - (void) repairWithSelector:(SEL)selector {
9296     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9297 }
9298
9299 - (void) reloadData {
9300     [self reloadDataWithInvocation:nil];
9301     if ([database_ progressDelegate] == nil)
9302         [self _loaded];
9303 }
9304
9305 - (void) syncData {
9306     [self _saveConfig];
9307     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9308 }
9309
9310 - (void) addSource:(NSDictionary *) source {
9311     CydiaAddSource(source);
9312 }
9313
9314 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9315     CydiaAddSource(href, distribution, sections);
9316 }
9317
9318 // XXX: this method should not return anything
9319 - (BOOL) addTrivialSource:(NSString *)href {
9320     CydiaAddSource(href, @"./");
9321     return YES;
9322 }
9323
9324 - (void) resolve {
9325     pkgProblemResolver *resolver = [database_ resolver];
9326
9327     resolver->InstallProtect();
9328     if (!resolver->Resolve(true))
9329         _error->Discard();
9330 }
9331
9332 - (bool) perform {
9333     // XXX: this is a really crappy way of doing this.
9334     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9335     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9336     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9337     if ([tabbar_ updating])
9338         [tabbar_ cancelUpdate];
9339
9340     if (![database_ prepare])
9341         return false;
9342
9343     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9344     [page setDelegate:self];
9345     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9346
9347     if (IsWildcat_)
9348         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9349     [tabbar_ presentModalViewController:confirm_ animated:YES];
9350
9351     return true;
9352 }
9353
9354 - (void) queue {
9355     @synchronized (self) {
9356         [self perform];
9357     }
9358 }
9359
9360 - (void) clearPackage:(Package *)package {
9361     @synchronized (self) {
9362         [package clear];
9363         [self resolve];
9364         [self perform];
9365     }
9366 }
9367
9368 - (void) installPackages:(NSArray *)packages {
9369     @synchronized (self) {
9370         for (Package *package in packages)
9371             [package install];
9372         [self resolve];
9373         [self perform];
9374     }
9375 }
9376
9377 - (void) installPackage:(Package *)package {
9378     @synchronized (self) {
9379         [package install];
9380         [self resolve];
9381         [self perform];
9382     }
9383 }
9384
9385 - (void) removePackage:(Package *)package {
9386     @synchronized (self) {
9387         [package remove];
9388         [self resolve];
9389         [self perform];
9390     }
9391 }
9392
9393 - (void) distUpgrade {
9394     @synchronized (self) {
9395         if (![database_ upgrade])
9396             return;
9397         [self perform];
9398     }
9399 }
9400
9401 - (void) _uicache {
9402     _trace();
9403     system("/usr/bin/uicache");
9404     _trace();
9405 }
9406
9407 - (void) uicache {
9408     UIProgressHUD *hud([self addProgressHUD]);
9409     [hud setText:UCLocalize("LOADING")];
9410     [self yieldToSelector:@selector(_uicache)];
9411     [self removeProgressHUD:hud];
9412 }
9413
9414 - (void) perform_ {
9415     [database_ perform];
9416     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9417     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9418 }
9419
9420 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9421     Queuing_ = false;
9422     [self lockSuspend];
9423     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9424     [self unlockSuspend];
9425 }
9426
9427 - (void) retainNetworkActivityIndicator {
9428     if (activity_++ == 0)
9429         [self setNetworkActivityIndicatorVisible:YES];
9430
9431 #if TraceLogging
9432     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9433 #endif
9434 }
9435
9436 - (void) releaseNetworkActivityIndicator {
9437     if (--activity_ == 0)
9438         [self setNetworkActivityIndicatorVisible:NO];
9439
9440 #if TraceLogging
9441     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9442 #endif
9443
9444 }
9445
9446 - (void) cancelAndClear:(bool)clear {
9447     @synchronized (self) {
9448         if (clear) {
9449             [database_ clear];
9450             Queuing_ = false;
9451         } else {
9452             Queuing_ = true;
9453         }
9454
9455         [self _updateData];
9456     }
9457 }
9458
9459 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9460     NSString *context([alert context]);
9461
9462     if ([context isEqualToString:@"conffile"]) {
9463         FILE *input = [database_ input];
9464         if (button == [alert cancelButtonIndex])
9465             fprintf(input, "N\n");
9466         else if (button == [alert firstOtherButtonIndex])
9467             fprintf(input, "Y\n");
9468         fflush(input);
9469
9470         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9471     } else if ([context isEqualToString:@"fixhalf"]) {
9472         if (button == [alert cancelButtonIndex]) {
9473             @synchronized (self) {
9474                 for (Package *broken in (id) broken_) {
9475                     [broken remove];
9476                     NSString *id(ShellEscape([broken id]));
9477                     system([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /bin/rm -f"
9478                         " /var/lib/dpkg/info/%@.prerm"
9479                         " /var/lib/dpkg/info/%@.postrm"
9480                         " /var/lib/dpkg/info/%@.preinst"
9481                         " /var/lib/dpkg/info/%@.postinst"
9482                         " /var/lib/dpkg/info/%@.extrainst_"
9483                     "", id, id, id, id, id] UTF8String]);
9484                 }
9485
9486                 [self resolve];
9487                 [self perform];
9488             }
9489         } else if (button == [alert firstOtherButtonIndex]) {
9490             [broken_ removeAllObjects];
9491             [self _loaded];
9492         }
9493
9494         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9495     } else if ([context isEqualToString:@"upgrade"]) {
9496         if (button == [alert firstOtherButtonIndex]) {
9497             @synchronized (self) {
9498                 for (Package *essential in (id) essential_)
9499                     [essential install];
9500
9501                 [self resolve];
9502                 [self perform];
9503             }
9504         } else if (button == [alert firstOtherButtonIndex] + 1) {
9505             [self distUpgrade];
9506         } else if (button == [alert cancelButtonIndex]) {
9507             Ignored_ = YES;
9508         }
9509
9510         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9511     }
9512 }
9513
9514 - (void) system:(NSString *)command {
9515     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9516
9517     _trace();
9518     system([command UTF8String]);
9519     _trace();
9520
9521     [pool release];
9522 }
9523
9524 - (void) applicationWillSuspend {
9525     [database_ clean];
9526     [super applicationWillSuspend];
9527 }
9528
9529 - (BOOL) isSafeToSuspend {
9530     if (locked_ != 0) {
9531 #if !ForRelease
9532         NSLog(@"isSafeToSuspend: locked_ != 0");
9533 #endif
9534         return false;
9535     }
9536
9537     if ([tabbar_ modalViewController] != nil)
9538         return false;
9539
9540     // Use external process status API internally.
9541     // This is probably a really bad idea.
9542     // XXX: what is the point of this? does this solve anything at all?
9543     uint64_t status = 0;
9544     int notify_token;
9545     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9546         notify_get_state(notify_token, &status);
9547         notify_cancel(notify_token);
9548     }
9549
9550     if (status != 0) {
9551 #if !ForRelease
9552         NSLog(@"isSafeToSuspend: status != 0");
9553 #endif
9554         return false;
9555     }
9556
9557 #if !ForRelease
9558     NSLog(@"isSafeToSuspend: -> true");
9559 #endif
9560     return true;
9561 }
9562
9563 - (void) suspendReturningToLastApp:(BOOL)returning {
9564     if ([self isSafeToSuspend])
9565         [super suspendReturningToLastApp:returning];
9566 }
9567
9568 - (void) suspend {
9569     if ([self isSafeToSuspend])
9570         [super suspend];
9571 }
9572
9573 - (void) applicationSuspend {
9574     if ([self isSafeToSuspend])
9575         [super applicationSuspend];
9576 }
9577
9578 - (void) applicationSuspend:(GSEventRef)event {
9579     if ([self isSafeToSuspend])
9580         [super applicationSuspend:event];
9581 }
9582
9583 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9584     if ([self isSafeToSuspend])
9585         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9586 }
9587
9588 - (void) _setSuspended:(BOOL)value {
9589     if ([self isSafeToSuspend])
9590         [super _setSuspended:value];
9591 }
9592
9593 - (UIProgressHUD *) addProgressHUD {
9594     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9595     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9596
9597     [window_ setUserInteractionEnabled:NO];
9598
9599     UIViewController *target(tabbar_);
9600     if (UIViewController *modal = [target modalViewController])
9601         target = modal;
9602
9603     [hud showInView:[target view]];
9604
9605     [self lockSuspend];
9606     return hud;
9607 }
9608
9609 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9610     [self unlockSuspend];
9611     [hud hide];
9612     [hud removeFromSuperview];
9613     [window_ setUserInteractionEnabled:YES];
9614 }
9615
9616 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9617     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9618 }
9619
9620 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9621     NSString *scheme([[url scheme] lowercaseString]);
9622     if ([[url absoluteString] length] <= [scheme length] + 3)
9623         return nil;
9624     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9625     NSArray *components([path componentsSeparatedByString:@"/"]);
9626
9627     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9628         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9629         if (controller != nil)
9630             [controller setDelegate:self];
9631         return controller;
9632     }
9633
9634     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9635         return nil;
9636
9637     NSString *base([components objectAtIndex:0]);
9638
9639     CyteViewController *controller = nil;
9640
9641     if ([base isEqualToString:@"url"]) {
9642         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9643         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9644         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9645     } else if (!external && [components count] == 1) {
9646         if ([base isEqualToString:@"sources"]) {
9647             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9648         }
9649
9650         if ([base isEqualToString:@"home"]) {
9651             controller = [[[HomeController alloc] init] autorelease];
9652         }
9653
9654         if ([base isEqualToString:@"sections"]) {
9655             controller = [[[SectionsController alloc] initWithDatabase:database_ source:nil] autorelease];
9656         }
9657
9658         if ([base isEqualToString:@"search"]) {
9659             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9660         }
9661
9662         if ([base isEqualToString:@"changes"]) {
9663             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9664         }
9665
9666         if ([base isEqualToString:@"installed"]) {
9667             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9668         }
9669     } else if ([components count] == 2) {
9670         NSString *argument = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9671
9672         if ([base isEqualToString:@"package"]) {
9673             controller = [self pageForPackage:argument withReferrer:referrer];
9674         }
9675
9676         if (!external && [base isEqualToString:@"search"]) {
9677             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9678         }
9679
9680         if (!external && [base isEqualToString:@"sections"]) {
9681             if ([argument isEqualToString:@"all"] || [argument isEqualToString:@"*"])
9682                 argument = nil;
9683             controller = [[[SectionController alloc] initWithDatabase:database_ source:nil section:argument] autorelease];
9684         }
9685
9686         if ([base isEqualToString:@"sources"]) {
9687             if ([argument isEqualToString:@"add"]) {
9688                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9689                 [(SourcesController *)controller showAddSourcePrompt];
9690             } else {
9691                 Source *source([database_ sourceWithKey:argument]);
9692                 controller = [[[SectionsController alloc] initWithDatabase:database_ source:source] autorelease];
9693             }
9694         }
9695
9696         if (!external && [base isEqualToString:@"launch"]) {
9697             [self launchApplicationWithIdentifier:argument suspended:NO];
9698             return nil;
9699         }
9700     } else if (!external && [components count] == 3) {
9701         NSString *arg1 = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9702         NSString *arg2 = [[components objectAtIndex:2] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9703
9704         if ([base isEqualToString:@"package"]) {
9705             if ([arg2 isEqualToString:@"settings"]) {
9706                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9707             } else if ([arg2 isEqualToString:@"files"]) {
9708                 if (Package *package = [database_ packageWithName:arg1]) {
9709                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9710                     [(FileTable *)controller setPackage:package];
9711                 }
9712             }
9713         }
9714
9715         if ([base isEqualToString:@"sections"]) {
9716             Source *source([arg1 isEqualToString:@"*"] ? nil : [database_ sourceWithKey:arg1]);
9717             NSString *section([arg2 isEqualToString:@"*"] ? nil : arg2);
9718             controller = [[[SectionController alloc] initWithDatabase:database_ source:source section:section] autorelease];
9719         }
9720     }
9721
9722     [controller setDelegate:self];
9723     return controller;
9724 }
9725
9726 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9727     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
9728
9729     if (page != nil)
9730         [tabbar_ setUnselectedViewController:page];
9731
9732     return page != nil;
9733 }
9734
9735 - (void) applicationOpenURL:(NSURL *)url {
9736     [super applicationOpenURL:url];
9737
9738     if (!loaded_)
9739         starturl_ = url;
9740     else
9741         [self openCydiaURL:url forExternal:YES];
9742 }
9743
9744 - (void) applicationWillResignActive:(UIApplication *)application {
9745     // Stop refreshing if you get a phone call or lock the device.
9746     if ([tabbar_ updating])
9747         [tabbar_ cancelUpdate];
9748
9749     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9750         [super applicationWillResignActive:application];
9751 }
9752
9753 - (void) saveState {
9754     [[NSDictionary dictionaryWithObjectsAndKeys:
9755         @"InterfaceState", [tabbar_ navigationURLCollection],
9756         @"LastClosed", [NSDate date],
9757         @"InterfaceIndex", [NSNumber numberWithInt:[tabbar_ selectedIndex]],
9758     nil] writeToFile:@ SavedState_ atomically:YES];
9759
9760     [self _saveConfig];
9761 }
9762
9763 - (void) applicationWillTerminate:(UIApplication *)application {
9764     [self saveState];
9765 }
9766
9767 - (void) applicationDidEnterBackground:(UIApplication *)application {
9768     if (kCFCoreFoundationVersionNumber < 1000 && [self isSafeToSuspend])
9769         return [self terminateWithSuccess];
9770     Backgrounded_ = [NSDate date];
9771     [self saveState];
9772 }
9773
9774 - (void) applicationWillEnterForeground:(UIApplication *)application {
9775     if (Backgrounded_ == nil)
9776         return;
9777
9778     NSTimeInterval interval([Backgrounded_ timeIntervalSinceNow]);
9779
9780     if (interval <= -(30*60)) {
9781         [tabbar_ setSelectedIndex:0];
9782         [[[tabbar_ viewControllers] objectAtIndex:0] popToRootViewControllerAnimated:NO];
9783     }
9784
9785     if (interval <= -(15*60)) {
9786         if (IsReachable("cydia.saurik.com")) {
9787             [tabbar_ beginUpdate];
9788             [appcache_ reloadURLWithCache:YES];
9789         }
9790     }
9791
9792     if ([database_ delocked])
9793         [self reloadData];
9794 }
9795
9796 - (void) setConfigurationData:(NSString *)data {
9797     static RegEx conffile_r("'(.*)' '(.*)' ([01]) ([01])");
9798
9799     if (!conffile_r(data)) {
9800         lprintf("E:invalid conffile\n");
9801         return;
9802     }
9803
9804     NSString *ofile = conffile_r[1];
9805     //NSString *nfile = conffile_r[2];
9806
9807     UIAlertView *alert = [[[UIAlertView alloc]
9808         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9809         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9810         delegate:self
9811         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9812         otherButtonTitles:
9813             UCLocalize("ACCEPT_NEW_COPY"),
9814             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9815         nil
9816     ] autorelease];
9817
9818     [alert setContext:@"conffile"];
9819     [alert setNumberOfRows:2];
9820     [alert show];
9821 }
9822
9823 - (void) addStashController {
9824     [self lockSuspend];
9825     stash_ = [[[StashController alloc] init] autorelease];
9826     [window_ addSubview:[stash_ view]];
9827 }
9828
9829 - (void) removeStashController {
9830     [[stash_ view] removeFromSuperview];
9831     stash_ = nil;
9832     [self unlockSuspend];
9833 }
9834
9835 - (void) stash {
9836     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9837     UpdateExternalStatus(1);
9838     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/cydo /usr/libexec/cydia/free.sh"];
9839     UpdateExternalStatus(0);
9840
9841     [self removeStashController];
9842     [self reloadSpringBoard];
9843 }
9844
9845 - (void) setupViewControllers {
9846     tabbar_ = [[[CydiaTabBarController alloc] initWithDatabase:database_] autorelease];
9847
9848     NSMutableArray *items;
9849     if (kCFCoreFoundationVersionNumber < 800) {
9850         items = [NSMutableArray arrayWithObjects:
9851             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home.png"] tag:0] autorelease],
9852             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install.png"] tag:0] autorelease],
9853             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes.png"] tag:0] autorelease],
9854             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage.png"] tag:0] autorelease],
9855             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search.png"] tag:0] autorelease],
9856         nil];
9857     } else {
9858         items = [NSMutableArray arrayWithObjects:
9859             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home7.png"] selectedImage:[UIImage imageNamed:@"home7s.png"]] autorelease],
9860             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install7.png"] selectedImage:[UIImage imageNamed:@"install7s.png"]] autorelease],
9861             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes7.png"] selectedImage:[UIImage imageNamed:@"changes7s.png"]] autorelease],
9862             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage7.png"] selectedImage:[UIImage imageNamed:@"manage7s.png"]] autorelease],
9863             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search7.png"] selectedImage:[UIImage imageNamed:@"search7s.png"]] autorelease],
9864         nil];
9865     }
9866
9867     NSMutableArray *controllers([NSMutableArray array]);
9868     for (UITabBarItem *item in items) {
9869         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9870         [controller setTabBarItem:item];
9871         [controllers addObject:controller];
9872     }
9873     [tabbar_ setViewControllers:controllers];
9874
9875     [tabbar_ setUpdateDelegate:self];
9876 }
9877
9878 - (void) applicationDidFinishLaunching:(id)unused {
9879     [super applicationDidFinishLaunching:unused];
9880 _trace();
9881
9882     @synchronized (HostConfig_) {
9883         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9884     }
9885
9886     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9887         initWithMemoryCapacity:524288
9888         diskCapacity:10485760
9889         diskPath:Cache("SDURLCache")
9890     ] autorelease]];
9891
9892     [CydiaWebViewController _initialize];
9893
9894     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9895
9896     // this would disallow http{,s} URLs from accessing this data
9897     //[WebView registerURLSchemeAsLocal:@"cydia"];
9898
9899     Font12_ = [UIFont systemFontOfSize:12];
9900     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9901     Font14_ = [UIFont systemFontOfSize:14];
9902     Font18_ = [UIFont systemFontOfSize:18];
9903     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9904     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9905
9906     essential_ = [NSMutableArray arrayWithCapacity:4];
9907     broken_ = [NSMutableArray arrayWithCapacity:4];
9908
9909     // XXX: I really need this thing... like, seriously... I'm sorry
9910     appcache_ = [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] autorelease];
9911     [appcache_ reloadData];
9912
9913     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9914     [window_ orderFront:self];
9915     [window_ makeKey:self];
9916     [window_ setHidden:NO];
9917
9918     if (access("/.cydia_no_stash", F_OK) == 0);
9919     else {
9920
9921     if (false) stash: {
9922         [self addStashController];
9923         // XXX: this would be much cleaner as a yieldToSelector:
9924         // that way the removeStashController could happen right here inline
9925         // we also could no longer require the useless stash_ field anymore
9926         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9927         return;
9928     }
9929
9930     struct stat root;
9931     int error(stat("/", &root));
9932     _assert(error != -1);
9933
9934     #define Stash_(path) do { \
9935         struct stat folder; \
9936         int error(lstat((path), &folder)); \
9937         if (error != -1 && ( \
9938             folder.st_dev == root.st_dev && \
9939             S_ISDIR(folder.st_mode) \
9940         ) || error == -1 && ( \
9941             errno == ENOENT || \
9942             errno == ENOTDIR \
9943         )) goto stash; \
9944     } while (false)
9945
9946     Stash_("/Applications");
9947     Stash_("/Library/Ringtones");
9948     Stash_("/Library/Wallpaper");
9949     //Stash_("/usr/bin");
9950     Stash_("/usr/include");
9951     Stash_("/usr/share");
9952     //Stash_("/var/lib");
9953
9954     }
9955
9956     database_ = [Database sharedInstance];
9957     [database_ setDelegate:self];
9958
9959     [window_ setUserInteractionEnabled:NO];
9960     [self setupViewControllers];
9961
9962     CydiaLoadingViewController *loading([[[CydiaLoadingViewController alloc] init] autorelease]);
9963     UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
9964     [navigation setViewControllers:[NSArray arrayWithObject:loading]];
9965
9966     emulated_ = [[[CyteTabBarController alloc] init] autorelease];
9967     [emulated_ setViewControllers:[NSArray arrayWithObject:navigation]];
9968     [emulated_ setSelectedIndex:0];
9969
9970     if ([emulated_ respondsToSelector:@selector(concealTabBarSelection)])
9971         [emulated_ concealTabBarSelection];
9972
9973     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9974         [window_ setRootViewController:emulated_];
9975     else
9976         [window_ addSubview:[emulated_ view]];
9977
9978     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9979 _trace();
9980 }
9981
9982 - (NSArray *) defaultStartPages {
9983     NSMutableArray *standard = [NSMutableArray array];
9984     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9985     [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9986     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9987     [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9988     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9989     return standard;
9990 }
9991
9992 - (void) loadData {
9993 _trace();
9994     if ([emulated_ modalViewController] != nil)
9995         [emulated_ dismissModalViewControllerAnimated:YES];
9996     [window_ setUserInteractionEnabled:NO];
9997
9998     [self reloadDataWithInvocation:nil];
9999     [self refreshIfPossible];
10000     [self disemulate];
10001
10002     NSDictionary *state([NSDictionary dictionaryWithContentsOfFile:@ SavedState_]);
10003
10004     int savedIndex = [[state objectForKey:@"InterfaceIndex"] intValue];
10005     NSArray *saved = [[[state objectForKey:@"InterfaceState"] mutableCopy] autorelease];
10006     int standardIndex = 0;
10007     NSArray *standard = [self defaultStartPages];
10008
10009     BOOL valid = YES;
10010
10011     if (saved == nil)
10012         valid = NO;
10013
10014     NSDate *closed = [state objectForKey:@"LastClosed"];
10015     if (valid && closed != nil) {
10016         NSTimeInterval interval([closed timeIntervalSinceNow]);
10017         if (interval <= -(30*60))
10018             valid = NO;
10019     }
10020
10021     if (valid && [saved count] != [standard count])
10022         valid = NO;
10023
10024     if (valid) {
10025         for (unsigned int i = 0; i < [standard count]; i++) {
10026             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
10027             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
10028             //      but it's good enough for now.
10029             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
10030                 valid = NO;
10031                 break;
10032             }
10033         }
10034     }
10035
10036     NSArray *items = nil;
10037     if (valid) {
10038         [tabbar_ setSelectedIndex:savedIndex];
10039         items = saved;
10040     } else {
10041         [tabbar_ setSelectedIndex:standardIndex];
10042         items = standard;
10043     }
10044
10045     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
10046         NSArray *stack = [items objectAtIndex:tab];
10047         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
10048         NSMutableArray *current = [NSMutableArray array];
10049
10050         for (unsigned int nav = 0; nav < [stack count]; nav++) {
10051             NSString *addr = [stack objectAtIndex:nav];
10052             NSURL *url = [NSURL URLWithString:addr];
10053             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
10054             if (page != nil)
10055                 [current addObject:page];
10056         }
10057
10058         [navigation setViewControllers:current];
10059     }
10060
10061     // (Try to) show the startup URL.
10062     if (starturl_ != nil) {
10063         [self openCydiaURL:starturl_ forExternal:YES];
10064         starturl_ = nil;
10065     }
10066 }
10067
10068 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
10069     if (!IsWildcat_) {
10070        [sheet addButtonWithTitle:UCLocalize("CANCEL")];
10071        [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
10072     }
10073
10074     if (item != nil && IsWildcat_) {
10075         [sheet showFromBarButtonItem:item animated:YES];
10076     } else {
10077         [sheet showInView:window_];
10078     }
10079 }
10080
10081 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
10082     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
10083     [progress setTitle:task];
10084     [progress addProgressEvent:event];
10085 }
10086
10087 - (void) addProgressEventForTask:(NSArray *)data {
10088     CydiaProgressEvent *event([data objectAtIndex:0]);
10089     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10090     [self addProgressEvent:event forTask:task];
10091 }
10092
10093 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10094     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10095 }
10096
10097 @end
10098
10099 /*IMP alloc_;
10100 id Alloc_(id self, SEL selector) {
10101     id object = alloc_(self, selector);
10102     lprintf("[%s]A-%p\n", self->isa->name, object);
10103     return object;
10104 }*/
10105
10106 /*IMP dealloc_;
10107 id Dealloc_(id self, SEL selector) {
10108     id object = dealloc_(self, selector);
10109     lprintf("[%s]D-%p\n", self->isa->name, object);
10110     return object;
10111 }*/
10112
10113 Class $NSURLConnection;
10114
10115 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10116     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
10117
10118     NSURL *url([copy URL]);
10119
10120     NSString *host([url host]);
10121     NSString *scheme([[url scheme] lowercaseString]);
10122
10123     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10124
10125     @synchronized (HostConfig_) {
10126         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10127             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10128                 [copy setHTTPShouldUsePipelining:YES];
10129
10130         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10131             if ([control isEqualToString:@"max-age=0"])
10132                 if ([CachedURLs_ containsObject:url]) {
10133 #if !ForRelease
10134                     NSLog(@"~~~: %@", url);
10135 #endif
10136
10137                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10138
10139                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10140                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10141                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10142                 }
10143     }
10144
10145     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10146     } return self;
10147 }
10148
10149 Class $WAKWindow;
10150
10151 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
10152     CGSize size([[UIScreen mainScreen] bounds].size);
10153     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10154         if ([$WAKWindow hasLandscapeOrientation])
10155             std::swap(size.width, size.height);*/
10156     return size;
10157 }
10158
10159 Class $NSUserDefaults;
10160
10161 MSHook(id, NSUserDefaults$objectForKey$, NSUserDefaults *self, SEL _cmd, NSString *key) {
10162     if ([key respondsToSelector:@selector(isEqualToString:)] && [key isEqualToString:@"WebKitLocalStorageDatabasePathPreferenceKey"])
10163         return Cache("LocalStorage");
10164     return _NSUserDefaults$objectForKey$(self, _cmd, key);
10165 }
10166
10167 static NSMutableDictionary *AutoreleaseDeepMutableCopyOfDictionary(CFTypeRef type) {
10168     if (type == NULL)
10169         return nil;
10170     if (CFGetTypeID(type) != CFDictionaryGetTypeID())
10171         return nil;
10172     CFTypeRef copy(CFPropertyListCreateDeepCopy(kCFAllocatorDefault, type, kCFPropertyListMutableContainers));
10173     CFRelease(type);
10174     return [(NSMutableDictionary *) copy autorelease];
10175 }
10176
10177 int main_store(int, char *argv[]);
10178
10179 int main(int argc, char *argv[]) {
10180 #ifdef __arm64__
10181     const char *argv0(argv[0]);
10182     if (const char *slash = strrchr(argv0, '/'))
10183         argv0 = slash + 1;
10184     if (false);
10185     else if (!strcmp(argv0, "store"))
10186         return main_store(argc, argv);
10187 #endif
10188
10189     int fd(open("/tmp/cydia.log", O_WRONLY | O_APPEND | O_CREAT, 0644));
10190     dup2(fd, 2);
10191     close(fd);
10192
10193     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10194
10195     _trace();
10196
10197     UpdateExternalStatus(0);
10198
10199     UIScreen *screen([UIScreen mainScreen]);
10200     if ([screen respondsToSelector:@selector(scale)])
10201         ScreenScale_ = [screen scale];
10202     else
10203         ScreenScale_ = 1;
10204
10205     UIDevice *device([UIDevice currentDevice]);
10206     if ([device respondsToSelector:@selector(userInterfaceIdiom)]) {
10207         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10208         if (idiom == UIUserInterfaceIdiomPad)
10209             IsWildcat_ = true;
10210     }
10211
10212     Idiom_ = IsWildcat_ ? @"ipad" : @"iphone";
10213
10214     RegEx pattern("([0-9]+\\.[0-9]+).*");
10215
10216     if (pattern([device systemVersion]))
10217         Firmware_ = pattern[1];
10218     if (pattern(Cydia_))
10219         Major_ = pattern[1];
10220
10221     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10222
10223     HostConfig_ = [[[NSObject alloc] init] autorelease];
10224     @synchronized (HostConfig_) {
10225         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10226         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10227         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10228         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10229     }
10230
10231     NSString *ui(@"ui/ios");
10232     if (Idiom_ != nil)
10233         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10234     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10235     UI_ = CydiaURL(ui);
10236
10237     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10238
10239     /* Library Hacks {{{ */
10240     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10241
10242     $WAKWindow = objc_getClass("WAKWindow");
10243     if ($WAKWindow != NULL)
10244         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10245             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10246
10247     $NSURLConnection = objc_getClass("NSURLConnection");
10248     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10249     if (NSURLConnection$init$ != NULL) {
10250         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10251         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10252     }
10253
10254     $NSUserDefaults = objc_getClass("NSUserDefaults");
10255     Method NSUserDefaults$objectForKey$(class_getInstanceMethod($NSUserDefaults, @selector(objectForKey:)));
10256     if (NSUserDefaults$objectForKey$ != NULL) {
10257         _NSUserDefaults$objectForKey$ = reinterpret_cast<id (*)(NSUserDefaults *, SEL, NSString *)>(method_getImplementation(NSUserDefaults$objectForKey$));
10258         method_setImplementation(NSUserDefaults$objectForKey$, reinterpret_cast<IMP>(&$NSUserDefaults$objectForKey$));
10259     }
10260     /* }}} */
10261     /* Set Locale {{{ */
10262     Locale_ = CFLocaleCopyCurrent();
10263     Languages_ = [NSLocale preferredLanguages];
10264
10265     std::string languages;
10266     const char *translation(NULL);
10267
10268     // XXX: this isn't really a language, but this is compatible with older Cydia builds
10269     if (Locale_ != NULL)
10270         if (const char *language = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String]) {
10271             RegEx pattern("([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?");
10272             if (pattern(language)) {
10273                 translation = strdup([pattern->*@"%1$@%2$@" UTF8String]);
10274                 languages += translation;
10275                 languages += ",";
10276             }
10277         }
10278
10279     if (Languages_ != nil)
10280         for (NSString *language : Languages_) {
10281             languages += [language UTF8String];
10282             languages += ",";
10283         }
10284
10285     languages += "en";
10286     NSLog(@"Setting Language: [%s] %s", translation, languages.c_str());
10287     /* }}} */
10288     /* Index Collation {{{ */
10289     if (Class $UILocalizedIndexedCollation = objc_getClass("UILocalizedIndexedCollation")) { @try {
10290         NSBundle *bundle([NSBundle bundleForClass:$UILocalizedIndexedCollation]);
10291         NSString *path([bundle pathForResource:@"UITableViewLocalizedSectionIndex" ofType:@"plist"]);
10292         //path = @"/System/Library/Frameworks/UIKit.framework/.lproj/UITableViewLocalizedSectionIndex.plist";
10293         NSDictionary *dictionary([NSDictionary dictionaryWithContentsOfFile:path]);
10294         _H<UILocalizedIndexedCollation> collation([[[$UILocalizedIndexedCollation alloc] initWithDictionary:dictionary] autorelease]);
10295
10296         CollationLocale_ = MSHookIvar<NSLocale *>(collation, "_locale");
10297
10298         if (kCFCoreFoundationVersionNumber >= 800 && [[CollationLocale_ localeIdentifier] isEqualToString:@"zh@collation=stroke"]) {
10299             CollationThumbs_ = [NSArray arrayWithObjects:@"1",@"•",@"4",@"•",@"7",@"•",@"10",@"•",@"13",@"•",@"16",@"•",@"19",@"A",@"•",@"E",@"•",@"I",@"•",@"M",@"•",@"R",@"•",@"V",@"•",@"Z",@"#",nil];
10300             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})
10301                 CollationOffset_.push_back(offset);
10302             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];
10303             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];
10304         } else {
10305
10306         CollationThumbs_ = [collation sectionIndexTitles];
10307         for (size_t index(0), end([CollationThumbs_ count]); index != end; ++index)
10308             CollationOffset_.push_back([collation sectionForSectionIndexTitleAtIndex:index]);
10309
10310         CollationTitles_ = [collation sectionTitles];
10311         CollationStarts_ = MSHookIvar<NSArray *>(collation, "_sectionStartStrings");
10312
10313         NSString *&transform(MSHookIvar<NSString *>(collation, "_transform"));
10314         if (&transform != NULL && transform != nil) {
10315             /*if ([collation respondsToSelector:@selector(transformedCollationStringForString:)])
10316                 CollationModify_ = [=](NSString *value) { return [collation transformedCollationStringForString:value]; };*/
10317             const UChar *uid(reinterpret_cast<const UChar *>([transform cStringUsingEncoding:NSUnicodeStringEncoding]));
10318             UErrorCode code(U_ZERO_ERROR);
10319             CollationTransl_ = utrans_openU(uid, -1, UTRANS_FORWARD, NULL, 0, NULL, &code);
10320             if (!U_SUCCESS(code))
10321                 NSLog(@"%s", u_errorName(code));
10322         }
10323
10324         }
10325     } @catch (NSException *e) {
10326         NSLog(@"%@", e);
10327         goto hard;
10328     } } else hard: {
10329         CollationLocale_ = [[[NSLocale alloc] initWithLocaleIdentifier:@"en@collation=dictionary"] autorelease];
10330
10331         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];
10332         for (NSInteger offset(0); offset != 28; ++offset)
10333             CollationOffset_.push_back(offset);
10334
10335         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];
10336         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];
10337     }
10338     /* }}} */
10339     /* Parse Arguments {{{ */
10340     bool substrate(false);
10341
10342     if (argc != 0) {
10343         char **args(argv);
10344         int arge(1);
10345
10346         for (int argi(1); argi != argc; ++argi)
10347             if (strcmp(argv[argi], "--") == 0) {
10348                 arge = argi;
10349                 argv[argi] = argv[0];
10350                 argv += argi;
10351                 argc -= argi;
10352                 break;
10353             }
10354
10355         for (int argi(1); argi != arge; ++argi)
10356             if (strcmp(args[argi], "--substrate") == 0)
10357                 substrate = true;
10358             else
10359                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10360     }
10361     /* }}} */
10362
10363     App_ = [[NSBundle mainBundle] bundlePath];
10364     Advanced_ = YES;
10365
10366     Cache_ = [[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia", @"/var/mobile"] retain];
10367     mkdir([Cache_ UTF8String], 0755);
10368
10369     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10370     alloc_ = alloc->method_imp;
10371     alloc->method_imp = (IMP) &Alloc_;*/
10372
10373     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10374     dealloc_ = dealloc->method_imp;
10375     dealloc->method_imp = (IMP) &Dealloc_;*/
10376
10377     void *gestalt(dlopen("/usr/lib/libMobileGestalt.dylib", RTLD_GLOBAL | RTLD_LAZY));
10378     $MGCopyAnswer = reinterpret_cast<CFStringRef (*)(CFStringRef)>(dlsym(gestalt, "MGCopyAnswer"));
10379
10380     /* System Information {{{ */
10381     size_t size;
10382
10383     int maxproc;
10384     size = sizeof(maxproc);
10385     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10386         perror("sysctlbyname(\"kern.maxproc\", ?)");
10387     else if (maxproc < 64) {
10388         maxproc = 64;
10389         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10390             perror("sysctlbyname(\"kern.maxproc\", #)");
10391     }
10392
10393     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10394     char *osversion = new char[size];
10395     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10396         perror("sysctlbyname(\"kern.osversion\", ?)");
10397     else
10398         System_ = [NSString stringWithUTF8String:osversion];
10399
10400     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10401     char *machine = new char[size];
10402     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10403         perror("sysctlbyname(\"hw.machine\", ?)");
10404     else
10405         Machine_ = machine;
10406
10407     int64_t usermem(0);
10408     size = sizeof(usermem);
10409     if (sysctlbyname("hw.usermem", &usermem, &size, NULL, 0) == -1)
10410         usermem = 0;
10411
10412     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10413     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10414     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10415
10416     UniqueID_ = UniqueIdentifier(device);
10417
10418     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10419         Product_ = [info objectForKey:@"SafariProductVersion"];
10420         Safari_ = [info objectForKey:@"CFBundleVersion"];
10421     }
10422
10423     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10424
10425     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Safari_))
10426         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[1], agent];
10427     if (RegEx match = RegEx("([0-9]+[A-Z][0-9]+[a-z]?).*", System_))
10428         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[1], agent];
10429     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Product_))
10430         agent = [NSString stringWithFormat:@"Version/%@ %@", match[1], agent];
10431
10432     UserAgent_ = agent;
10433     /* }}} */
10434     /* Load Database {{{ */
10435     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10436
10437     _trace();
10438     mkdir("/var/mobile/Library/Cydia", 0755);
10439     MetaFile_.Open("/var/mobile/Library/Cydia/metadata.cb0");
10440     _trace();
10441
10442     Values_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaValues"), CFSTR("com.saurik.Cydia")));
10443     Sections_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaSections"), CFSTR("com.saurik.Cydia")));
10444     Sources_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaSources"), CFSTR("com.saurik.Cydia")));
10445     Version_ = [(NSNumber *) CFPreferencesCopyAppValue(CFSTR("CydiaVersion"), CFSTR("com.saurik.Cydia")) autorelease];
10446
10447     _trace();
10448     NSDictionary *metadata([[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease]);
10449
10450     if (Values_ == nil)
10451         Values_ = [metadata objectForKey:@"Values"];
10452     if (Values_ == nil)
10453         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10454
10455     if (Sections_ == nil)
10456         Sections_ = [metadata objectForKey:@"Sections"];
10457     if (Sections_ == nil)
10458         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10459
10460     if (Sources_ == nil)
10461         Sources_ = [metadata objectForKey:@"Sources"];
10462     if (Sources_ == nil)
10463         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10464
10465     // XXX: this wrong, but in a way that doesn't matter :/
10466     if (Version_ == nil)
10467         Version_ = [metadata objectForKey:@"Version"];
10468     if (Version_ == nil)
10469         Version_ = [NSNumber numberWithUnsignedInt:0];
10470
10471     if (NSDictionary *packages = [metadata objectForKey:@"Packages"]) {
10472         bool fail(false);
10473         CFDictionaryApplyFunction((CFDictionaryRef) packages, &PackageImport, &fail);
10474         _trace();
10475         if (fail)
10476             NSLog(@"unable to import package preferences... from 2010? oh well :/");
10477     }
10478
10479     if ([Version_ unsignedIntValue] == 0) {
10480         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10481         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10482         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10483         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10484
10485         Version_ = [NSNumber numberWithUnsignedInt:1];
10486
10487         if (NSMutableDictionary *cache = [NSMutableDictionary dictionaryWithContentsOfFile:@ CacheState_]) {
10488             [cache removeObjectForKey:@"LastUpdate"];
10489             [cache writeToFile:@ CacheState_ atomically:YES];
10490         }
10491     }
10492
10493     _H<NSMutableArray> broken([NSMutableArray array]);
10494     for (NSString *key in (id) Sources_)
10495         if ([key rangeOfCharacterFromSet:[NSCharacterSet characterSetWithCharactersInString:@"# "]].location != NSNotFound || ![([[Sources_ objectForKey:key] objectForKey:@"URI"] ?: @"/") hasSuffix:@"/"])
10496             [broken addObject:key];
10497     if ([broken count] != 0)
10498         for (NSString *key in (id) broken)
10499             [Sources_ removeObjectForKey:key];
10500     broken = nil;
10501
10502     SaveConfig(nil);
10503     system("/usr/libexec/cydia/cydo /bin/rm -f /var/lib/cydia/metadata.plist");
10504     /* }}} */
10505
10506     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10507
10508     if (kCFCoreFoundationVersionNumber > 1000)
10509         system("/usr/libexec/cydia/cydo /usr/libexec/cydia/setnsfpn /var/lib");
10510
10511     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10512
10513     if (access("/User", F_OK) != 0 || version != 6) {
10514         _trace();
10515         system("/usr/libexec/cydia/cydo /usr/libexec/cydia/firmware.sh");
10516         _trace();
10517     }
10518
10519     if (access("/tmp/cydia.chk", F_OK) == 0) {
10520         if (unlink([Cache("pkgcache.bin") UTF8String]) == -1)
10521             _assert(errno == ENOENT);
10522         if (unlink([Cache("srcpkgcache.bin") UTF8String]) == -1)
10523             _assert(errno == ENOENT);
10524     }
10525
10526     system("/usr/libexec/cydia/cydo /bin/ln -sf /var/mobile/Library/Caches/com.saurik.Cydia/sources.list /etc/apt/sources.list.d/cydia.list");
10527
10528     /* APT Initialization {{{ */
10529     _assert(pkgInitConfig(*_config));
10530     _assert(pkgInitSystem(*_config, _system));
10531
10532     _config->Set("Acquire::AllowInsecureRepositories", true);
10533     _config->Set("Acquire::Check-Valid-Until", false);
10534     _config->Set("Dir::Bin::Methods::store", "/Applications/Cydia.app/store");
10535
10536     _config->Set("pkgCacheGen::ForceEssential", "");
10537
10538     if (translation != NULL)
10539         _config->Set("APT::Acquire::Translation", translation);
10540     _config->Set("Acquire::Languages", languages);
10541
10542     // XXX: this timeout might be important :(
10543     //_config->Set("Acquire::http::Timeout", 15);
10544
10545     _config->Set("Acquire::http::MaxParallel", usermem >= 384 * 1024 * 1024 ? 16 : 3);
10546
10547     mkdir([Cache("archives") UTF8String], 0755);
10548     mkdir([Cache("archives/partial") UTF8String], 0755);
10549     _config->Set("Dir::Cache", [Cache_ UTF8String]);
10550
10551     symlink("/var/lib/apt/extended_states", [Cache("extended_states") UTF8String]);
10552     _config->Set("Dir::State", [Cache_ UTF8String]);
10553
10554     mkdir([Cache("lists") UTF8String], 0755);
10555     mkdir([Cache("lists/partial") UTF8String], 0755);
10556     mkdir([Cache("periodic") UTF8String], 0755);
10557     _config->Set("Dir::State::Lists", [Cache("lists") UTF8String]);
10558
10559     std::string logs("/var/mobile/Library/Logs/Cydia");
10560     mkdir(logs.c_str(), 0755);
10561     _config->Set("Dir::Log", logs);
10562
10563     _config->Set("Dir::Bin::dpkg", "/usr/libexec/cydia/cydo");
10564     /* }}} */
10565     /* Color Choices {{{ */
10566     space_ = CGColorSpaceCreateDeviceRGB();
10567
10568     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10569     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10570     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10571     Folder_.Set(space_, 0x8e/255.f, 0x8e/255.f, 0x93/255.f, 1.0);
10572     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10573     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10574     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10575     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10576     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10577     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10578
10579     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10580     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10581     /* }}}*/
10582     /* UIKit Configuration {{{ */
10583     // XXX: I have a feeling this was important
10584     //UIKeyboardDisableAutomaticAppearance();
10585     /* }}} */
10586
10587     $SBSSetInterceptsMenuButtonForever = reinterpret_cast<void (*)(bool)>(dlsym(RTLD_DEFAULT, "SBSSetInterceptsMenuButtonForever"));
10588     $SBSCopyIconImagePNGDataForDisplayIdentifier = reinterpret_cast<NSData *(*)(NSString *)>(dlsym(RTLD_DEFAULT, "SBSCopyIconImagePNGDataForDisplayIdentifier"));
10589
10590     const char *symbol(kCFCoreFoundationVersionNumber >= 800 ? "MGGetBoolAnswer" : "GSSystemHasCapability");
10591     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, symbol));
10592     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10593
10594     PulseInterval_ = fast ? 50000 : 500000;
10595
10596     Colon_ = UCLocalize("COLON_DELIMITED");
10597     Elision_ = UCLocalize("ELISION");
10598     Error_ = UCLocalize("ERROR");
10599     Warning_ = UCLocalize("WARNING");
10600
10601     _trace();
10602     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10603
10604     CGColorSpaceRelease(space_);
10605     CFRelease(Locale_);
10606
10607     [pool release];
10608     return value;
10609 }