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