MobileCydia.mm

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