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