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