MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2015  Jay Freeman (saurik)
   3 */
   4
   5 /* GNU General Public License, Version 3 {{{ */
   6 /*
   7  * Cydia is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published
   9  * by the Free Software Foundation, either version 3 of the License,
  10  * or (at your option) any later version.
  11  *
  12  * Cydia is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with Cydia.  If not, see <http://www.gnu.org/licenses/>.
  19 **/
  20 /* }}} */
  21
  22 // XXX: wtf/FastMalloc.h... wtf?
  23 #define USE_SYSTEM_MALLOC 1
  24
  25 /* #include Directives {{{ */
  26 #include "CyteKit/UCPlatform.h"
  27 #include "CyteKit/Localize.h"
  28
  29 #include <unicode/ustring.h>
  30 #include <unicode/utrans.h>
  31
  32 #include <objc/objc.h>
  33 #include <objc/runtime.h>
  34
  35 #include <CoreGraphics/CoreGraphics.h>
  36 #include <Foundation/Foundation.h>
  37
  38 #if 0
  39 #define DEPLOYMENT_TARGET_MACOSX 1
  40 #define CF_BUILDING_CF 1
  41 #include <CoreFoundation/CFInternal.h>
  42 #endif
  43
  44 #include <CoreFoundation/CFUniChar.h>
  45
  46 #include <SystemConfiguration/SystemConfiguration.h>
  47
  48 #include <UIKit/UIKit.h>
  49 #include "iPhonePrivate.h"
  50
  51 #include <IOKit/IOKitLib.h>
  52
  53 #include <QuartzCore/CALayer.h>
  54
  55 #include <WebCore/WebCoreThread.h>
  56
  57 #include <algorithm>
  58 #include <fstream>
  59 #include <iomanip>
  60 #include <set>
  61 #include <sstream>
  62 #include <string>
  63
  64 #include "fdstream.hpp"
  65
  66 #undef ABS
  67
  68 #include "apt.h"
  69 #include <apt-pkg/acquire.h>
  70 #include <apt-pkg/acquire-item.h>
  71 #include <apt-pkg/algorithms.h>
  72 #include <apt-pkg/cachefile.h>
  73 #include <apt-pkg/clean.h>
  74 #include <apt-pkg/configuration.h>
  75 #include <apt-pkg/debindexfile.h>
  76 #include <apt-pkg/debmetaindex.h>
  77 #include <apt-pkg/error.h>
  78 #include <apt-pkg/init.h>
  79 #include <apt-pkg/mmap.h>
  80 #include <apt-pkg/pkgrecords.h>
  81 #include <apt-pkg/sha1.h>
  82 #include <apt-pkg/sourcelist.h>
  83 #include <apt-pkg/sptr.h>
  84 #include <apt-pkg/strutl.h>
  85 #include <apt-pkg/tagfile.h>
  86
  87 #include <sys/types.h>
  88 #include <sys/stat.h>
  89 #include <sys/sysctl.h>
  90 #include <sys/param.h>
  91 #include <sys/mount.h>
  92 #include <sys/reboot.h>
  93
  94 #include <dirent.h>
  95 #include <fcntl.h>
  96 #include <notify.h>
  97 #include <dlfcn.h>
  98
  99 extern "C" {
 100 #include <mach-o/nlist.h>
 101 }
 102
 103 #include <cstdio>
 104 #include <cstdlib>
 105 #include <cstring>
 106
 107 #include <errno.h>
 108
 109 #include <Cytore.hpp>
 110 #include "Sources.h"
 111
 112 #include "Substrate.hpp"
 113 #include "Menes/Menes.h"
 114
 115 #include "CyteKit/Application.h"
 116 #include "CyteKit/NavigationController.h"
 117 #include "CyteKit/RegEx.hpp"
 118 #include "CyteKit/TableViewCell.h"
 119 #include "CyteKit/TabBarController.h"
 120 #include "CyteKit/WebScriptObject-Cyte.h"
 121 #include "CyteKit/WebViewController.h"
 122 #include "CyteKit/WebViewTableViewCell.h"
 123 #include "CyteKit/stringWithUTF8Bytes.h"
 124
 125 #include "Cydia/MIMEAddress.h"
 126 #include "Cydia/LoadingViewController.h"
 127 #include "Cydia/ProgressEvent.h"
 128
 129 #include "SDURLCache/SDURLCache.h"
 130 /* }}} */
 131
 132 /* Profiler {{{ */
 133 struct timeval _ltv;
 134 bool _itv;
 135
 136 #define _timestamp ({ \
 137     struct timeval tv; \
 138     gettimeofday(&tv, NULL); \
 139     tv.tv_sec * 1000000 + tv.tv_usec; \
 140 })
 141
 142 typedef std::vector<class ProfileTime *> TimeList;
 143 TimeList times_;
 144
 145 class ProfileTime {
 146   private:
 147     const char *name_;
 148     uint64_t total_;
 149     uint64_t count_;
 150
 151   public:
 152     ProfileTime(const char *name) :
 153         name_(name),
 154         total_(0)
 155     {
 156         times_.push_back(this);
 157     }
 158
 159     void AddTime(uint64_t time) {
 160         total_ += time;
 161         ++count_;
 162     }
 163
 164     void Print() {
 165         if (total_ != 0)
 166             std::cerr << std::setw(7) << count_ << ", " << std::setw(8) << total_ << " : " << name_ << std::endl;
 167         total_ = 0;
 168         count_ = 0;
 169     }
 170 };
 171
 172 class ProfileTimer {
 173   private:
 174     ProfileTime &time_;
 175     uint64_t start_;
 176
 177   public:
 178     ProfileTimer(ProfileTime &time) :
 179         time_(time),
 180         start_(_timestamp)
 181     {
 182     }
 183
 184     ~ProfileTimer() {
 185         time_.AddTime(_timestamp - start_);
 186     }
 187 };
 188
 189 void PrintTimes() {
 190     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 191         (*i)->Print();
 192     std::cerr << "========" << std::endl;
 193 }
 194
 195 #define _profile(name) { \
 196     static ProfileTime name(#name); \
 197     ProfileTimer _ ## name(name);
 198
 199 #define _end }
 200 /* }}} */
 201
 202 // XXX: I hate clang. Apple: please get over your petty hatred of GPL and fix your gcc fork
 203 #define synchronized(lock) \
 204     synchronized(static_cast<NSObject *>(lock))
 205
 206 extern NSString *Cydia_;
 207
 208 #define lprintf(args...) fprintf(stderr, args)
 209
 210 #define ForRelease 1
 211 #define TraceLogging (1 && !ForRelease)
 212 #define HistogramInsertionSort (0 && !ForRelease)
 213 #define ProfileTimes (0 && !ForRelease)
 214 #define ForSaurik (0 && !ForRelease)
 215 #define LogBrowser (0 && !ForRelease)
 216 #define TrackResize (0 && !ForRelease)
 217 #define ManualRefresh (1 && !ForRelease)
 218 #define ShowInternals (0 && !ForRelease)
 219 #define AlwaysReload (0 && !ForRelease)
 220
 221 #if !TraceLogging
 222 #undef _trace
 223 #define _trace(args...)
 224 #endif
 225
 226 #if !ProfileTimes
 227 #undef _profile
 228 #define _profile(name) {
 229 #undef _end
 230 #define _end }
 231 #define PrintTimes() do {} while (false)
 232 #endif
 233
 234 // Hash Functions/Structures {{{
 235 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 236
 237 union SplitHash {
 238     uint32_t u32;
 239     uint16_t u16[2];
 240 };
 241 // }}}
 242
 243 @implementation NSDictionary (Cydia)
 244 - (id) invokeUndefinedMethodFromWebScript:(NSString *)name withArguments:(NSArray *)arguments {
 245     if (false);
 246     else if ([name isEqualToString:@"get"])
 247         return [self objectForKey:[arguments objectAtIndex:0]];
 248     else if ([name isEqualToString:@"keys"])
 249         return [self allKeys];
 250     return nil;
 251 } @end
 252
 253 static NSString *Colon_;
 254 NSString *Elision_;
 255 static NSString *Error_;
 256 static NSString *Warning_;
 257
 258 static NSString *Cache_;
 259 #define Cache(file) \
 260     [NSString stringWithFormat:@"%@/%s", Cache_, file]
 261
 262 static void (*$SBSSetInterceptsMenuButtonForever)(bool);
 263 static NSData *(*$SBSCopyIconImagePNGDataForDisplayIdentifier)(NSString *);
 264
 265 static CFStringRef (*$MGCopyAnswer)(CFStringRef);
 266
 267 static NSString *UniqueIdentifier(UIDevice *device = nil) {
 268     if (kCFCoreFoundationVersionNumber < 800) // iOS 7.x
 269         return [device ?: [UIDevice currentDevice] uniqueIdentifier];
 270     else
 271         return [(id)$MGCopyAnswer(CFSTR("UniqueDeviceID")) autorelease];
 272 }
 273
 274 static bool IsReachable(const char *name) {
 275     SCNetworkReachabilityFlags flags; {
 276         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, name));
 277         SCNetworkReachabilityGetFlags(reachability, &flags);
 278         CFRelease(reachability);
 279     }
 280
 281     // XXX: this elaborate mess is what Apple is using to determine this? :(
 282     // XXX: do we care if the user has to intervene? maybe that's ok?
 283     return
 284         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
 285             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
 286                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
 287                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
 288             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
 289             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
 290         )
 291     ;
 292 }
 293
 294 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 295
 296 static _finline NSString *CydiaURL(NSString *path) {
 297     char page[26];
 298     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 299     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 300     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 301     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 302     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 303     page[25] = '\0';
 304     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 305 }
 306
 307 static NSString *ShellEscape(NSString *value) {
 308     return [NSString stringWithFormat:@"'%@'", [value stringByReplacingOccurrencesOfString:@"'" withString:@"'\\''"]];
 309 }
 310
 311 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 312     int notify_token;
 313     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 314         notify_set_state(notify_token, newStatus);
 315         notify_cancel(notify_token);
 316     }
 317     notify_post("com.saurik.Cydia.status");
 318 }
 319
 320 static CGFloat CYStatusBarHeight() {
 321     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 322     return UIInterfaceOrientationIsPortrait([[UIApplication sharedApplication] statusBarOrientation]) ? size.height : size.width;
 323 }
 324
 325 /* NSForcedOrderingSearch doesn't work on the iPhone */
 326 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 327 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 328 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 329
 330 /* Insertion Sort {{{ */
 331
 332 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 333     const char *ptr = (const char *)list;
 334     while (0 < count) {
 335         CFIndex half = count / 2;
 336         const char *probe = ptr + elementSize * half;
 337         CFComparisonResult cr = comparator(element, probe, context);
 338     if (0 == cr) return (probe - (const char *)list) / elementSize;
 339         ptr = (cr < 0) ? ptr : probe + elementSize;
 340         count = (cr < 0) ? half : (half + (count & 1) - 1);
 341     }
 342     return (ptr - (const char *)list) / elementSize;
 343 }
 344
 345 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 346     const char *ptr = (const char *)list;
 347     while (0 < count) {
 348         CFIndex half = count / 2;
 349         const char *probe = ptr + elementSize * half;
 350         CFComparisonResult cr = comparator(element, probe, context);
 351     if (0 == cr) return (probe - (const char *)list) / elementSize;
 352         ptr = (cr < 0) ? ptr : probe + elementSize;
 353         count = (cr < 0) ? half : (half + (count & 1) - 1);
 354     }
 355     return (ptr - (const char *)list) / elementSize;
 356 }
 357
 358 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 359     if (range.length == 0)
 360         return;
 361     const void **values(new const void *[range.length]);
 362     CFArrayGetValues(array, range, values);
 363
 364 #if HistogramInsertionSort > 0
 365     uint32_t total(0), *offsets(new uint32_t[range.length]);
 366 #endif
 367
 368     for (CFIndex index(1); index != range.length; ++index) {
 369         const void *value(values[index]);
 370         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 371         CFIndex correct(index);
 372         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 373 #if HistogramInsertionSort > 1
 374             NSLog(@"%@ < %@", value, values[correct - 1]);
 375 #endif
 376             if (--correct == 0)
 377                 break;
 378         }
 379         if (correct != index) {
 380             size_t offset(index - correct);
 381 #if HistogramInsertionSort
 382             total += offset;
 383             ++offsets[offset];
 384             if (offset > 10)
 385                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 386 #endif
 387             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 388             values[correct] = value;
 389         }
 390     }
 391
 392     CFArrayReplaceValues(array, range, values, range.length);
 393     delete [] values;
 394
 395 #if HistogramInsertionSort > 0
 396     for (CFIndex index(0); index != range.length; ++index)
 397         if (offsets[index] != 0)
 398             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 399     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 400     delete [] offsets;
 401 #endif
 402 }
 403
 404 /* }}} */
 405
 406 /* Apple Bug Fixes {{{ */
 407 @implementation UIWebDocumentView (Cydia)
 408
 409 - (void) _setScrollerOffset:(CGPoint)offset {
 410     UIScroller *scroller([self _scroller]);
 411
 412     CGSize size([scroller contentSize]);
 413     CGSize bounds([scroller bounds].size);
 414
 415     CGPoint max;
 416     max.x = size.width - bounds.width;
 417     max.y = size.height - bounds.height;
 418
 419     // wtf Apple?!
 420     if (max.x < 0)
 421         max.x = 0;
 422     if (max.y < 0)
 423         max.y = 0;
 424
 425     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 426     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 427
 428     [scroller setOffset:offset];
 429 }
 430
 431 @end
 432 /* }}} */
 433
 434 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 435     size_t length([self length] - state->state);
 436     if (length <= 0)
 437         return 0;
 438     else if (length > count)
 439         length = count;
 440     for (size_t i(0); i != length; ++i)
 441         objects[i] = [self item:state->state++];
 442     state->itemsPtr = objects;
 443     state->mutationsPtr = (unsigned long *) self;
 444     return length;
 445 }
 446
 447 /* Cydia NSString Additions {{{ */
 448 @interface NSString (Cydia)
 449 - (NSComparisonResult) compareByPath:(NSString *)other;
 450 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 451 @end
 452
 453 @implementation NSString (Cydia)
 454
 455 - (NSComparisonResult) compareByPath:(NSString *)other {
 456     NSString *prefix = [self commonPrefixWithString:other options:0];
 457     size_t length = [prefix length];
 458
 459     NSRange lrange = NSMakeRange(length, [self length] - length);
 460     NSRange rrange = NSMakeRange(length, [other length] - length);
 461
 462     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 463     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 464
 465     NSComparisonResult value;
 466
 467     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 468         value = NSOrderedSame;
 469     else if (lrange.location == NSNotFound)
 470         value = NSOrderedAscending;
 471     else if (rrange.location == NSNotFound)
 472         value = NSOrderedDescending;
 473     else
 474         value = NSOrderedSame;
 475
 476     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 477         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 478     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 479         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 480
 481     NSComparisonResult result = [lpath compare:rpath];
 482     return result == NSOrderedSame ? value : result;
 483 }
 484
 485 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 486     return [(id)CFURLCreateStringByAddingPercentEscapes(
 487         kCFAllocatorDefault,
 488         (CFStringRef) self,
 489         NULL,
 490         CFSTR(";/?:@&=+$,"),
 491         kCFStringEncodingUTF8
 492     ) autorelease];
 493 }
 494
 495 @end
 496 /* }}} */
 497
 498 /* C++ NSString Wrapper Cache {{{ */
 499 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 500     return size == 0 ? NULL :
 501         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 502         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 503 }
 504
 505 static _finline CFStringRef CYStringCreate(const std::string &data) {
 506     return CYStringCreate(data.data(), data.size());
 507 }
 508
 509 static _finline CFStringRef CYStringCreate(const char *data) {
 510     return CYStringCreate(data, strlen(data));
 511 }
 512
 513 class CYString {
 514   private:
 515     char *data_;
 516     size_t size_;
 517     CFStringRef cache_;
 518
 519     _finline void clear_() {
 520         if (cache_ != NULL) {
 521             CFRelease(cache_);
 522             cache_ = NULL;
 523         }
 524     }
 525
 526   public:
 527     _finline bool empty() const {
 528         return size_ == 0;
 529     }
 530
 531     _finline size_t size() const {
 532         return size_;
 533     }
 534
 535     _finline char *data() const {
 536         return data_;
 537     }
 538
 539     _finline void clear() {
 540         size_ = 0;
 541         clear_();
 542     }
 543
 544     _finline CYString() :
 545         data_(0),
 546         size_(0),
 547         cache_(NULL)
 548     {
 549     }
 550
 551     _finline ~CYString() {
 552         clear_();
 553     }
 554
 555     void operator =(const CYString &rhs) {
 556         data_ = rhs.data_;
 557         size_ = rhs.size_;
 558
 559         if (rhs.cache_ == nil)
 560             cache_ = NULL;
 561         else
 562             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 563     }
 564
 565     void copy(CYPool *pool) {
 566         char *temp(pool->malloc<char>(size_ + 1));
 567         memcpy(temp, data_, size_);
 568         temp[size_] = '\0';
 569         data_ = temp;
 570     }
 571
 572     void set(CYPool *pool, const char *data, size_t size) {
 573         if (size == 0)
 574             clear();
 575         else {
 576             clear_();
 577
 578             data_ = const_cast<char *>(data);
 579             size_ = size;
 580
 581             if (pool != NULL)
 582                 copy(pool);
 583         }
 584     }
 585
 586     _finline void set(CYPool *pool, const char *data) {
 587         set(pool, data, data == NULL ? 0 : strlen(data));
 588     }
 589
 590     _finline void set(CYPool *pool, const std::string &rhs) {
 591         set(pool, rhs.data(), rhs.size());
 592     }
 593
 594     bool operator ==(const CYString &rhs) const {
 595         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 596     }
 597
 598     _finline operator CFStringRef() {
 599         if (cache_ == NULL)
 600             cache_ = CYStringCreate(data_, size_);
 601         return cache_;
 602     }
 603
 604     _finline operator id() {
 605         return (NSString *) static_cast<CFStringRef>(*this);
 606     }
 607
 608     _finline operator const char *() {
 609         return reinterpret_cast<const char *>(data_);
 610     }
 611 };
 612 /* }}} */
 613 /* C++ NSString Algorithm Adapters {{{ */
 614 extern "C" {
 615     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 616 }
 617
 618 struct NSStringMapHash :
 619     std::unary_function<NSString *, size_t>
 620 {
 621     _finline size_t operator ()(NSString *value) const {
 622         return CFStringHashNSString((CFStringRef) value);
 623     }
 624 };
 625
 626 struct NSStringMapLess :
 627     std::binary_function<NSString *, NSString *, bool>
 628 {
 629     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 630         return [lhs compare:rhs] == NSOrderedAscending;
 631     }
 632 };
 633
 634 struct NSStringMapEqual :
 635     std::binary_function<NSString *, NSString *, bool>
 636 {
 637     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 638         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 639         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 640         //[lhs isEqualToString:rhs];
 641     }
 642 };
 643 /* }}} */
 644
 645 /* CoreGraphics Primitives {{{ */
 646 class CYColor {
 647   private:
 648     CGColorRef color_;
 649
 650     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 651         CGFloat color[] = {red, green, blue, alpha};
 652         return CGColorCreate(space, color);
 653     }
 654
 655   public:
 656     CYColor() :
 657         color_(NULL)
 658     {
 659     }
 660
 661     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 662         color_(Create_(space, red, green, blue, alpha))
 663     {
 664         Set(space, red, green, blue, alpha);
 665     }
 666
 667     void Clear() {
 668         if (color_ != NULL)
 669             CGColorRelease(color_);
 670     }
 671
 672     ~CYColor() {
 673         Clear();
 674     }
 675
 676     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 677         Clear();
 678         color_ = Create_(space, red, green, blue, alpha);
 679     }
 680
 681     operator CGColorRef() {
 682         return color_;
 683     }
 684 };
 685 /* }}} */
 686
 687 /* Random Global Variables {{{ */
 688 static int PulseInterval_ = 500000;
 689
 690 static const NSString *UI_;
 691
 692 static int Finish_;
 693 static bool RestartSubstrate_;
 694 static NSArray *Finishes_;
 695
 696 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 697 #define NotifyConfig_ "/etc/notify.conf"
 698
 699 static bool Queuing_;
 700
 701 static CYColor Blue_;
 702 static CYColor Blueish_;
 703 static CYColor Black_;
 704 static CYColor Folder_;
 705 static CYColor Off_;
 706 static CYColor White_;
 707 static CYColor Gray_;
 708 static CYColor Green_;
 709 static CYColor Purple_;
 710 static CYColor Purplish_;
 711
 712 static UIColor *InstallingColor_;
 713 static UIColor *RemovingColor_;
 714
 715 static NSString *App_;
 716
 717 static BOOL Advanced_;
 718 static BOOL Ignored_;
 719
 720 static _H<UIFont> Font12_;
 721 static _H<UIFont> Font12Bold_;
 722 static _H<UIFont> Font14_;
 723 static _H<UIFont> Font18_;
 724 static _H<UIFont> Font18Bold_;
 725 static _H<UIFont> Font22Bold_;
 726
 727 static const char *Machine_ = NULL;
 728 static _H<NSString> System_;
 729 static NSString *SerialNumber_ = nil;
 730 static NSString *ChipID_ = nil;
 731 static NSString *BBSNum_ = nil;
 732 static _H<NSString> UniqueID_;
 733 static _H<NSString> UserAgent_;
 734 static _H<NSString> Product_;
 735 static _H<NSString> Safari_;
 736
 737 static _H<NSLocale> CollationLocale_;
 738 static _H<NSArray> CollationThumbs_;
 739 static std::vector<NSInteger> CollationOffset_;
 740 static _H<NSArray> CollationTitles_;
 741 static _H<NSArray> CollationStarts_;
 742 static UTransliterator *CollationTransl_;
 743 //static Function<NSString *, NSString *> CollationModify_;
 744
 745 typedef std::basic_string<UChar> ustring;
 746 static ustring CollationString_;
 747
 748 #define CUC const ustring &str(*reinterpret_cast<const ustring *>(rep))
 749 #define UC ustring &str(*reinterpret_cast<ustring *>(rep))
 750 static struct UReplaceableCallbacks CollationUCalls_ = {
 751     .length = [](const UReplaceable *rep) -> int32_t { CUC;
 752         return str.size();
 753     },
 754
 755     .charAt = [](const UReplaceable *rep, int32_t offset) -> UChar { CUC;
 756         //fprintf(stderr, "charAt(%d) : %d\n", offset, str.size());
 757         if (offset >= str.size())
 758             return 0xffff;
 759         return str[offset];
 760     },
 761
 762     .char32At = [](const UReplaceable *rep, int32_t offset) -> UChar32 { CUC;
 763         //fprintf(stderr, "char32At(%d) : %d\n", offset, str.size());
 764         if (offset >= str.size())
 765             return 0xffff;
 766         UChar32 c;
 767         U16_GET(str.data(), 0, offset, str.size(), c);
 768         return c;
 769     },
 770
 771     .replace = [](UReplaceable *rep, int32_t start, int32_t limit, const UChar *text, int32_t length) -> void { UC;
 772         //fprintf(stderr, "replace(%d, %d, %d) : %d\n", start, limit, length, str.size());
 773         str.replace(start, limit - start, text, length);
 774     },
 775
 776     .extract = [](UReplaceable *rep, int32_t start, int32_t limit, UChar *dst) -> void { UC;
 777         //fprintf(stderr, "extract(%d, %d) : %d\n", start, limit, str.size());
 778         str.copy(dst, limit - start, start);
 779     },
 780
 781     .copy = [](UReplaceable *rep, int32_t start, int32_t limit, int32_t dest) -> void { UC;
 782         //fprintf(stderr, "copy(%d, %d, %d) : %d\n", start, limit, dest, str.size());
 783         str.replace(dest, 0, str, start, limit - start);
 784     },
 785 };
 786
 787 static CFLocaleRef Locale_;
 788 static NSArray *Languages_;
 789 static CGColorSpaceRef space_;
 790
 791 #define CacheState_ "/var/mobile/Library/Caches/com.saurik.Cydia/CacheState.plist"
 792 #define SavedState_ "/var/mobile/Library/Caches/com.saurik.Cydia/SavedState.plist"
 793
 794 static NSDictionary *SectionMap_;
 795 static _H<NSDate> Backgrounded_;
 796 static _transient NSMutableDictionary *Values_;
 797 static _transient NSMutableDictionary *Sections_;
 798 _H<NSMutableDictionary> Sources_;
 799 static _transient NSNumber *Version_;
 800 static time_t now_;
 801
 802 bool IsWildcat_;
 803 CGFloat ScreenScale_;
 804 static NSString *Idiom_;
 805 static _H<NSString> Firmware_;
 806 static NSString *Major_;
 807
 808 static _H<NSMutableDictionary> SessionData_;
 809 static _H<NSObject> HostConfig_;
 810 static _H<NSMutableSet> BridgedHosts_;
 811 static _H<NSMutableSet> InsecureHosts_;
 812 static _H<NSMutableSet> PipelinedHosts_;
 813 static _H<NSMutableSet> CachedURLs_;
 814
 815 static NSString *kCydiaProgressEventTypeError = @"Error";
 816 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 817 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 818 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 819 /* }}} */
 820
 821 /* Display Helpers {{{ */
 822 inline float Interpolate(float begin, float end, float fraction) {
 823     return (end - begin) * fraction + begin;
 824 }
 825
 826 static inline double Retina(double value) {
 827     value *= ScreenScale_;
 828     value = round(value);
 829     value /= ScreenScale_;
 830     return value;
 831 }
 832
 833 static inline CGRect Retina(CGRect value) {
 834     value.origin.x *= ScreenScale_;
 835     value.origin.y *= ScreenScale_;
 836     value.size.width *= ScreenScale_;
 837     value.size.height *= ScreenScale_;
 838     value = CGRectIntegral(value);
 839     value.origin.x /= ScreenScale_;
 840     value.origin.y /= ScreenScale_;
 841     value.size.width /= ScreenScale_;
 842     value.size.height /= ScreenScale_;
 843     return value;
 844 }
 845
 846 static _finline const char *StripVersion_(const char *version) {
 847     const char *colon(strchr(version, ':'));
 848     return colon == NULL ? version : colon + 1;
 849 }
 850
 851 NSString *LocalizeSection(NSString *section) {
 852     static RegEx title_r("(.*?) \\((.*)\\)");
 853     if (title_r(section)) {
 854         NSString *parent(title_r[1]);
 855         NSString *child(title_r[2]);
 856
 857         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 858             LocalizeSection(parent),
 859             LocalizeSection(child)
 860         ];
 861     }
 862
 863     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 864 }
 865
 866 NSString *Simplify(NSString *title) {
 867     const char *data = [title UTF8String];
 868     size_t size = [title lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
 869
 870     static RegEx square_r("\\[(.*)\\]");
 871     if (square_r(data, size))
 872         return Simplify(square_r[1]);
 873
 874     static RegEx paren_r("\\((.*)\\)");
 875     if (paren_r(data, size))
 876         return Simplify(paren_r[1]);
 877
 878     static RegEx title_r("(.*?) \\((.*)\\)");
 879     if (title_r(data, size))
 880         return Simplify(title_r[1]);
 881
 882     return title;
 883 }
 884 /* }}} */
 885
 886 bool isSectionVisible(NSString *section) {
 887     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 888     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 889     return hidden == nil || ![hidden boolValue];
 890 }
 891
 892 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 893     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 894     if (entry == MACH_PORT_NULL)
 895         return nil;
 896
 897     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 898     IOObjectRelease(entry);
 899
 900     if (value == NULL)
 901         return nil;
 902     return [(id) value autorelease];
 903 }
 904
 905 static NSString *CYHex(NSData *data, bool reverse = false) {
 906     if (data == nil)
 907         return nil;
 908
 909     size_t length([data length]);
 910     uint8_t bytes[length];
 911     [data getBytes:bytes];
 912
 913     char string[length * 2 + 1];
 914     for (size_t i(0); i != length; ++i)
 915         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 916
 917     return [NSString stringWithUTF8String:string];
 918 }
 919
 920 static NSString *VerifySource(NSString *href) {
 921     static RegEx href_r("(http(s?)://|file:///)[^# ]*");
 922     if (!href_r(href)) {
 923         [[[[UIAlertView alloc]
 924             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("INVALID_URL")]
 925             message:UCLocalize("INVALID_URL_EX")
 926             delegate:nil
 927             cancelButtonTitle:UCLocalize("OK")
 928             otherButtonTitles:nil
 929         ] autorelease] show];
 930
 931         return nil;
 932     }
 933
 934     if (![href hasSuffix:@"/"])
 935         href = [href stringByAppendingString:@"/"];
 936     return href;
 937 }
 938
 939 @class Cydia;
 940
 941 /* Delegate Prototypes {{{ */
 942 @class Package;
 943 @class Source;
 944 @class CydiaProgressEvent;
 945
 946 @protocol DatabaseDelegate
 947 - (void) repairWithSelector:(SEL)selector;
 948 - (void) setConfigurationData:(NSString *)data;
 949 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 950 @end
 951
 952 @class CYPackageController;
 953
 954 @protocol SourceDelegate
 955 - (void) setFetch:(NSNumber *)fetch;
 956 @end
 957
 958 @protocol FetchDelegate
 959 - (bool) isSourceCancelled;
 960 - (void) startSourceFetch:(NSString *)uri;
 961 - (void) stopSourceFetch:(NSString *)uri;
 962 @end
 963
 964 @protocol CydiaDelegate
 965 - (void) returnToCydia;
 966 - (void) saveState;
 967 - (void) retainNetworkActivityIndicator;
 968 - (void) releaseNetworkActivityIndicator;
 969 - (void) clearPackage:(Package *)package;
 970 - (void) installPackage:(Package *)package;
 971 - (void) installPackages:(NSArray *)packages;
 972 - (void) removePackage:(Package *)package;
 973 - (void) beginUpdate;
 974 - (BOOL) updating;
 975 - (bool) requestUpdate;
 976 - (void) distUpgrade;
 977 - (void) loadData;
 978 - (void) updateData;
 979 - (void) _saveConfig;
 980 - (void) syncData;
 981 - (void) addSource:(NSDictionary *)source;
 982 - (BOOL) addTrivialSource:(NSString *)href;
 983 - (UIProgressHUD *) addProgressHUD;
 984 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 985 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 986 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 987 @end
 988 /* }}} */
 989
 990 /* CancelStatus {{{ */
 991 class CancelStatus :
 992     public pkgAcquireStatus
 993 {
 994   private:
 995     bool cancelled_;
 996
 997   public:
 998     CancelStatus() :
 999         cancelled_(false)
1000     {
1001     }
1002
1003     virtual bool MediaChange(std::string media, std::string drive) {
1004         return false;
1005     }
1006
1007     virtual void IMSHit(pkgAcquire::ItemDesc &desc) {
1008         Done(desc);
1009     }
1010
1011     virtual bool Pulse_(pkgAcquire *Owner) = 0;
1012
1013     virtual bool Pulse(pkgAcquire *Owner) {
1014         if (pkgAcquireStatus::Pulse(Owner) && Pulse_(Owner))
1015             return true;
1016         else {
1017             cancelled_ = true;
1018             return false;
1019         }
1020     }
1021
1022     _finline bool WasCancelled() const {
1023         return cancelled_;
1024     }
1025 };
1026 /* }}} */
1027 /* DelegateStatus {{{ */
1028 class CydiaStatus :
1029     public CancelStatus
1030 {
1031   private:
1032     _transient NSObject<ProgressDelegate> *delegate_;
1033
1034   public:
1035     CydiaStatus() :
1036         delegate_(nil)
1037     {
1038     }
1039
1040     void setDelegate(NSObject<ProgressDelegate> *delegate) {
1041         delegate_ = delegate;
1042     }
1043
1044     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1045         NSString *name([NSString stringWithUTF8String:desc.ShortDesc.c_str()]);
1046         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItemDesc:desc]);
1047         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1048     }
1049
1050     virtual void Done(pkgAcquire::ItemDesc &desc) {
1051         NSString *name([NSString stringWithUTF8String:desc.ShortDesc.c_str()]);
1052         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItemDesc:desc]);
1053         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1054     }
1055
1056     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1057         if (
1058             desc.Owner->Status == pkgAcquire::Item::StatIdle ||
1059             desc.Owner->Status == pkgAcquire::Item::StatDone
1060         )
1061             return;
1062
1063         std::string &error(desc.Owner->ErrorText);
1064         if (error.empty())
1065             return;
1066
1067         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItemDesc:desc]);
1068         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1069     }
1070
1071     virtual bool Pulse_(pkgAcquire *Owner) {
1072         double percent(
1073             double(CurrentBytes + CurrentItems) /
1074             double(TotalBytes + TotalItems)
1075         );
1076
1077         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
1078             [NSNumber numberWithDouble:percent], @"Percent",
1079
1080             [NSNumber numberWithDouble:CurrentBytes], @"Current",
1081             [NSNumber numberWithDouble:TotalBytes], @"Total",
1082             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
1083         nil] waitUntilDone:YES];
1084
1085         return ![delegate_ isProgressCancelled];
1086     }
1087
1088     virtual void Start() {
1089         pkgAcquireStatus::Start();
1090         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1091     }
1092
1093     virtual void Stop() {
1094         pkgAcquireStatus::Stop();
1095         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1096         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1097     }
1098 };
1099 /* }}} */
1100 /* Database Interface {{{ */
1101 typedef std::map< unsigned long, _H<Source> > SourceMap;
1102
1103 @interface Database : NSObject {
1104     NSZone *zone_;
1105     CYPool pool_;
1106
1107     unsigned era_;
1108     _H<NSDate> delock_;
1109
1110     pkgCacheFile cache_;
1111     pkgDepCache::Policy *policy_;
1112     pkgRecords *records_;
1113     pkgProblemResolver *resolver_;
1114     pkgAcquire *fetcher_;
1115     FileFd *lock_;
1116     SPtr<pkgPackageManager> manager_;
1117     pkgSourceList *list_;
1118
1119     SourceMap sourceMap_;
1120     _H<NSMutableArray> sourceList_;
1121
1122     _H<NSArray> packages_;
1123
1124     _transient NSObject<DatabaseDelegate> *delegate_;
1125     _transient NSObject<ProgressDelegate> *progress_;
1126
1127     CydiaStatus status_;
1128
1129     int cydiafd_;
1130     int statusfd_;
1131     FILE *input_;
1132
1133     std::map<const char *, _H<NSString> > sections_;
1134 }
1135
1136 + (Database *) sharedInstance;
1137 - (unsigned) era;
1138 - (bool) hasPackages;
1139
1140 - (void) _readCydia:(NSNumber *)fd;
1141 - (void) _readStatus:(NSNumber *)fd;
1142 - (void) _readOutput:(NSNumber *)fd;
1143
1144 - (FILE *) input;
1145
1146 - (Package *) packageWithName:(NSString *)name;
1147
1148 - (pkgCacheFile &) cache;
1149 - (pkgDepCache::Policy *) policy;
1150 - (pkgRecords *) records;
1151 - (pkgProblemResolver *) resolver;
1152 - (pkgAcquire &) fetcher;
1153 - (pkgSourceList &) list;
1154 - (NSArray *) packages;
1155 - (NSArray *) sources;
1156 - (Source *) sourceWithKey:(NSString *)key;
1157 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1158
1159 - (void) configure;
1160 - (bool) prepare;
1161 - (void) perform;
1162 - (bool) upgrade;
1163 - (void) update;
1164
1165 - (void) updateWithStatus:(CancelStatus &)status;
1166
1167 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1168
1169 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1170 - (NSObject<ProgressDelegate> *) progressDelegate;
1171
1172 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1173 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1174 - (void) resetFetch;
1175
1176 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1177
1178 @end
1179 /* }}} */
1180 /* SourceStatus {{{ */
1181 class SourceStatus :
1182     public CancelStatus
1183 {
1184   private:
1185     _transient NSObject<FetchDelegate> *delegate_;
1186     _transient Database *database_;
1187     std::set<std::string> fetches_;
1188
1189   public:
1190     SourceStatus(NSObject<FetchDelegate> *delegate, Database *database) :
1191         delegate_(delegate),
1192         database_(database)
1193     {
1194     }
1195
1196     void Set(bool fetch, const std::string &uri) {
1197         if (fetch) {
1198             if (!fetches_.insert(uri).second)
1199                 return;
1200         } else {
1201             if (fetches_.erase(uri) == 0)
1202                 return;
1203         }
1204
1205         //printf("Set(%s, %s)\n", fetch ? "true" : "false", uri.c_str());
1206         [database_ setFetch:fetch forURI:uri.c_str()];
1207     }
1208
1209     _finline void Set(bool fetch, pkgAcquire::Item *item) {
1210         /*unsigned long ID(fetch ? 1 : 0);
1211         if (item->ID == ID)
1212             return;
1213         item->ID = ID;*/
1214         Set(fetch, item->DescURI());
1215     }
1216
1217     void Log(const char *tag, pkgAcquire::Item *item) {
1218         //printf("%s(%s) S:%u Q:%u\n", tag, item->DescURI().c_str(), item->Status, item->QueueCounter);
1219     }
1220
1221     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1222         Log("Fetch", desc.Owner);
1223         Set(true, desc.Owner);
1224     }
1225
1226     virtual void Done(pkgAcquire::ItemDesc &desc) {
1227         Log("Done", desc.Owner);
1228         Set(false, desc.Owner);
1229     }
1230
1231     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1232         Log("Fail", desc.Owner);
1233         Set(false, desc.Owner);
1234     }
1235
1236     virtual bool Pulse_(pkgAcquire *Owner) {
1237         std::set<std::string> fetches;
1238         for (pkgAcquire::ItemCIterator item(Owner->ItemsBegin()); item != Owner->ItemsEnd(); ++item) {
1239             bool fetch;
1240             if ((*item)->QueueCounter == 0)
1241                 fetch = false;
1242             else switch ((*item)->Status) {
1243                 case pkgAcquire::Item::StatFetching:
1244                     fetches.insert((*item)->DescURI());
1245                     fetch = true;
1246                 break;
1247
1248                 default:
1249                     fetch = false;
1250                 break;
1251             }
1252
1253             Log(fetch ? "Pulse<true>" : "Pulse<false>", *item);
1254             Set(fetch, *item);
1255         }
1256
1257         std::vector<std::string> stops;
1258         std::set_difference(fetches_.begin(), fetches_.end(), fetches.begin(), fetches.end(), std::back_insert_iterator<std::vector<std::string>>(stops));
1259         for (std::vector<std::string>::const_iterator stop(stops.begin()); stop != stops.end(); ++stop) {
1260             //printf("Stop(%s)\n", stop->c_str());
1261             Set(false, *stop);
1262         }
1263
1264         return ![delegate_ isSourceCancelled];
1265     }
1266
1267     virtual void Stop() {
1268         pkgAcquireStatus::Stop();
1269         [database_ resetFetch];
1270     }
1271 };
1272 /* }}} */
1273 /* ProgressEvent Implementation {{{ */
1274 @implementation CydiaProgressEvent
1275
1276 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1277     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1278 }
1279
1280 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1281     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1282     [event setPackage:package];
1283     return event;
1284 }
1285
1286 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItemDesc:(pkgAcquire::ItemDesc &)desc {
1287     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1288
1289     NSString *description([NSString stringWithUTF8String:desc.Description.c_str()]);
1290     NSArray *fields([description componentsSeparatedByString:@" "]);
1291     [event setItem:fields];
1292
1293     if ([fields count] > 3) {
1294         [event setPackage:[fields objectAtIndex:2]];
1295         [event setVersion:[fields objectAtIndex:3]];
1296     }
1297
1298     [event setURL:[NSString stringWithUTF8String:desc.URI.c_str()]];
1299
1300     return event;
1301 }
1302
1303 + (NSArray *) _attributeKeys {
1304     return [NSArray arrayWithObjects:
1305         @"item",
1306         @"message",
1307         @"package",
1308         @"type",
1309         @"url",
1310         @"version",
1311     nil];
1312 }
1313
1314 - (NSArray *) attributeKeys {
1315     return [[self class] _attributeKeys];
1316 }
1317
1318 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1319     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1320 }
1321
1322 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1323     if ((self = [super init]) != nil) {
1324         message_ = message;
1325         type_ = type;
1326     } return self;
1327 }
1328
1329 - (NSString *) message {
1330     return message_;
1331 }
1332
1333 - (NSString *) type {
1334     return type_;
1335 }
1336
1337 - (NSArray *) item {
1338     return (id) item_ ?: [NSNull null];
1339 }
1340
1341 - (void) setItem:(NSArray *)item {
1342     item_ = item;
1343 }
1344
1345 - (NSString *) package {
1346     return (id) package_ ?: [NSNull null];
1347 }
1348
1349 - (void) setPackage:(NSString *)package {
1350     package_ = package;
1351 }
1352
1353 - (NSString *) url {
1354     return (id) url_ ?: [NSNull null];
1355 }
1356
1357 - (void) setURL:(NSString *)url {
1358     url_ = url;
1359 }
1360
1361 - (void) setVersion:(NSString *)version {
1362     version_ = version;
1363 }
1364
1365 - (NSString *) version {
1366     return (id) version_ ?: [NSNull null];
1367 }
1368
1369 - (NSString *) compound:(NSString *)value {
1370     if (value != nil) {
1371         NSString *mode(nil); {
1372             NSString *type([self type]);
1373             if ([type isEqualToString:kCydiaProgressEventTypeError])
1374                 mode = UCLocalize("ERROR");
1375             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1376                 mode = UCLocalize("WARNING");
1377         }
1378
1379         if (mode != nil)
1380             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1381     }
1382
1383     return value;
1384 }
1385
1386 - (NSString *) compoundMessage {
1387     return [self compound:[self message]];
1388 }
1389
1390 - (NSString *) compoundTitle {
1391     NSString *title;
1392
1393     if (package_ == nil)
1394         title = nil;
1395     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1396         title = [package name];
1397     else
1398         title = package_;
1399
1400     return [self compound:title];
1401 }
1402
1403 @end
1404 /* }}} */
1405
1406 // Cytore Definitions {{{
1407 struct PackageValue :
1408     Cytore::Block
1409 {
1410     Cytore::Offset<PackageValue> next_;
1411
1412     uint32_t index_ : 23;
1413     uint32_t subscribed_ : 1;
1414     uint32_t : 8;
1415
1416     int32_t first_;
1417     int32_t last_;
1418
1419     uint16_t vhash_;
1420     uint16_t nhash_;
1421
1422     char version_[8];
1423     char name_[];
1424 } _packed;
1425
1426 struct MetaValue :
1427     Cytore::Block
1428 {
1429     uint32_t active_;
1430     Cytore::Offset<PackageValue> packages_[1 << 16];
1431 } _packed;
1432
1433 static Cytore::File<MetaValue> MetaFile_;
1434 // }}}
1435 // Cytore Helper Functions {{{
1436 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1437     SplitHash nhash = { hashlittle(name, length) };
1438
1439     PackageValue *metadata;
1440
1441     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1442     for (;; offset = &metadata->next_) { if (offset->IsNull()) {
1443         *offset = MetaFile_.New<PackageValue>(length + 1);
1444         metadata = &MetaFile_.Get(*offset);
1445
1446         if (metadata == NULL) {
1447             if (fail != NULL)
1448                 *fail = true;
1449
1450             metadata = new PackageValue();
1451             memset(metadata, 0, sizeof(*metadata));
1452         }
1453
1454         memcpy(metadata->name_, name, length);
1455         metadata->name_[length] = '\0';
1456         metadata->nhash_ = nhash.u16[1];
1457     } else {
1458         metadata = &MetaFile_.Get(*offset);
1459         if (metadata->nhash_ != nhash.u16[1])
1460             continue;
1461         if (strncmp(metadata->name_, name, length) != 0)
1462             continue;
1463         if (metadata->name_[length] != '\0')
1464             continue;
1465     } break; }
1466
1467     return metadata;
1468 }
1469
1470 static void PackageImport(const void *key, const void *value, void *context) {
1471     bool &fail(*reinterpret_cast<bool *>(context));
1472
1473     char buffer[1024];
1474     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1475         NSLog(@"failed to import package %@", key);
1476         return;
1477     }
1478
1479     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1480     NSDictionary *package((NSDictionary *) value);
1481
1482     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1483         if ([subscribed boolValue] && !metadata->subscribed_)
1484             metadata->subscribed_ = true;
1485
1486     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1487         time_t time([date timeIntervalSince1970]);
1488         if (metadata->first_ > time || metadata->first_ == 0)
1489             metadata->first_ = time;
1490     }
1491
1492     NSDate *date([package objectForKey:@"LastSeen"]);
1493     NSString *version([package objectForKey:@"LastVersion"]);
1494
1495     if (date != nil && version != nil) {
1496         time_t time([date timeIntervalSince1970]);
1497         if (metadata->last_ < time || metadata->last_ == 0)
1498             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1499                 size_t length(strlen(buffer));
1500                 uint16_t vhash(hashlittle(buffer, length));
1501
1502                 size_t capped(std::min<size_t>(8, length));
1503                 char *latest(buffer + length - capped);
1504
1505                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1506                 metadata->vhash_ = vhash;
1507
1508                 metadata->last_ = time;
1509             }
1510     }
1511 }
1512 // }}}
1513
1514 static NSDate *GetStatusDate() {
1515     return [[[NSFileManager defaultManager] attributesOfItemAtPath:@"/var/lib/dpkg/status" error:NULL] fileModificationDate];
1516 }
1517
1518 static void SaveConfig(NSObject *lock) {
1519     @synchronized (lock) {
1520         _trace();
1521         MetaFile_.Sync();
1522         _trace();
1523     }
1524
1525     CFPreferencesSetMultiple((CFDictionaryRef) [NSDictionary dictionaryWithObjectsAndKeys:
1526         Values_, @"CydiaValues",
1527         Sections_, @"CydiaSections",
1528         (id) Sources_, @"CydiaSources",
1529         Version_, @"CydiaVersion",
1530     nil], NULL, CFSTR("com.saurik.Cydia"), kCFPreferencesCurrentUser, kCFPreferencesCurrentHost);
1531
1532     if (!CFPreferencesAppSynchronize(CFSTR("com.saurik.Cydia")))
1533         NSLog(@"CFPreferencesAppSynchronize(com.saurik.Cydia) == false");
1534
1535     CydiaWriteSources();
1536 }
1537
1538 /* Source Class {{{ */
1539 @interface Source : NSObject {
1540     unsigned era_;
1541     Database *database_;
1542     metaIndex *index_;
1543
1544     CYString depiction_;
1545     CYString description_;
1546     CYString label_;
1547     CYString origin_;
1548     CYString support_;
1549
1550     CYString uri_;
1551     CYString distribution_;
1552     CYString type_;
1553     CYString base_;
1554     CYString version_;
1555
1556     _H<NSString> host_;
1557     _H<NSString> authority_;
1558
1559     CYString defaultIcon_;
1560
1561     _H<NSMutableDictionary> record_;
1562     BOOL trusted_;
1563
1564     std::set<std::string> fetches_;
1565     std::set<std::string> files_;
1566     _transient NSObject<SourceDelegate> *delegate_;
1567 }
1568
1569 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(CYPool *)pool;
1570
1571 - (NSComparisonResult) compareByName:(Source *)source;
1572
1573 - (NSString *) depictionForPackage:(NSString *)package;
1574 - (NSString *) supportForPackage:(NSString *)package;
1575
1576 - (metaIndex *) metaIndex;
1577 - (NSDictionary *) record;
1578 - (BOOL) trusted;
1579
1580 - (NSString *) rooturi;
1581 - (NSString *) distribution;
1582 - (NSString *) type;
1583
1584 - (NSString *) key;
1585 - (NSString *) host;
1586
1587 - (NSString *) name;
1588 - (NSString *) shortDescription;
1589 - (NSString *) label;
1590 - (NSString *) origin;
1591 - (NSString *) version;
1592
1593 - (NSString *) defaultIcon;
1594 - (NSURL *) iconURL;
1595
1596 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1597 - (void) resetFetch;
1598
1599 @end
1600
1601 @implementation Source
1602
1603 + (NSString *) webScriptNameForSelector:(SEL)selector {
1604     if (false);
1605     else if (selector == @selector(addSection:))
1606         return @"addSection";
1607     else if (selector == @selector(getField:))
1608         return @"getField";
1609     else if (selector == @selector(removeSection:))
1610         return @"removeSection";
1611     else if (selector == @selector(remove))
1612         return @"remove";
1613     else
1614         return nil;
1615 }
1616
1617 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1618     return [self webScriptNameForSelector:selector] == nil;
1619 }
1620
1621 + (NSArray *) _attributeKeys {
1622     return [NSArray arrayWithObjects:
1623         @"baseuri",
1624         @"distribution",
1625         @"host",
1626         @"key",
1627         @"iconuri",
1628         @"label",
1629         @"name",
1630         @"origin",
1631         @"rooturi",
1632         @"sections",
1633         @"shortDescription",
1634         @"trusted",
1635         @"type",
1636         @"version",
1637     nil];
1638 }
1639
1640 - (NSArray *) attributeKeys {
1641     return [[self class] _attributeKeys];
1642 }
1643
1644 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1645     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1646 }
1647
1648 - (metaIndex *) metaIndex {
1649     return index_;
1650 }
1651
1652 - (void) setMetaIndex:(metaIndex *)index inPool:(CYPool *)pool {
1653     trusted_ = index->IsTrusted();
1654
1655     uri_.set(pool, index->GetURI());
1656     distribution_.set(pool, index->GetDist());
1657     type_.set(pool, index->GetType());
1658
1659     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1660     if (dindex != NULL) {
1661         std::string file(dindex->MetaIndexURI(""));
1662         base_.set(pool, file);
1663
1664         pkgAcquire acquire;
1665         _profile(Source$setMetaIndex$GetIndexes)
1666         dindex->GetIndexes(&acquire, true);
1667         _end
1668         _profile(Source$setMetaIndex$DescURI)
1669         for (pkgAcquire::ItemIterator item(acquire.ItemsBegin()); item != acquire.ItemsEnd(); item++) {
1670             std::string file((*item)->DescURI());
1671             files_.insert(file);
1672             if (file.length() < sizeof("Packages.bz2") || file.substr(file.length() - sizeof("Packages.bz2")) != "/Packages.bz2")
1673                 continue;
1674             file = file.substr(0, file.length() - 4);
1675             files_.insert(file);
1676             files_.insert(file + ".gz");
1677             files_.insert(file + "Index");
1678         }
1679         _end
1680
1681         FileFd fd;
1682         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1683             _error->Discard();
1684         else {
1685             pkgTagFile tags(&fd);
1686
1687             pkgTagSection section;
1688             tags.Step(section);
1689
1690             struct {
1691                 const char *name_;
1692                 CYString *value_;
1693             } names[] = {
1694                 {"default-icon", &defaultIcon_},
1695                 {"depiction", &depiction_},
1696                 {"description", &description_},
1697                 {"label", &label_},
1698                 {"origin", &origin_},
1699                 {"support", &support_},
1700                 {"version", &version_},
1701             };
1702
1703             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1704                 const char *start, *end;
1705
1706                 if (section.Find(names[i].name_, start, end)) {
1707                     CYString &value(*names[i].value_);
1708                     value.set(pool, start, end - start);
1709                 }
1710             }
1711         }
1712     }
1713
1714     record_ = [Sources_ objectForKey:[self key]];
1715
1716     NSURL *url([NSURL URLWithString:uri_]);
1717
1718     host_ = [url host];
1719     if (host_ != nil)
1720         host_ = [host_ lowercaseString];
1721
1722     if (host_ != nil)
1723         authority_ = host_;
1724     else
1725         authority_ = [url path];
1726 }
1727
1728 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(CYPool *)pool {
1729     if ((self = [super init]) != nil) {
1730         era_ = [database era];
1731         database_ = database;
1732         index_ = index;
1733
1734         _profile(Source$initWithMetaIndex$setMetaIndex)
1735         [self setMetaIndex:index inPool:pool];
1736         _end
1737     } return self;
1738 }
1739
1740 - (NSString *) getField:(NSString *)name {
1741 @synchronized (database_) {
1742     if ([database_ era] != era_ || index_ == NULL)
1743         return nil;
1744
1745     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1746     if (dindex == NULL)
1747         return nil;
1748
1749     FileFd fd;
1750     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1751          _error->Discard();
1752          return nil;
1753     }
1754
1755     pkgTagFile tags(&fd);
1756
1757     pkgTagSection section;
1758     tags.Step(section);
1759
1760     const char *start, *end;
1761     if (!section.Find([name UTF8String], start, end))
1762         return (NSString *) [NSNull null];
1763
1764     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1765 } }
1766
1767 - (NSComparisonResult) compareByName:(Source *)source {
1768     NSString *lhs = [self name];
1769     NSString *rhs = [source name];
1770
1771     if ([lhs length] != 0 && [rhs length] != 0) {
1772         unichar lhc = [lhs characterAtIndex:0];
1773         unichar rhc = [rhs characterAtIndex:0];
1774
1775         if (isalpha(lhc) && !isalpha(rhc))
1776             return NSOrderedAscending;
1777         else if (!isalpha(lhc) && isalpha(rhc))
1778             return NSOrderedDescending;
1779     }
1780
1781     return [lhs compare:rhs options:LaxCompareOptions_];
1782 }
1783
1784 - (NSString *) depictionForPackage:(NSString *)package {
1785     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1786 }
1787
1788 - (NSString *) supportForPackage:(NSString *)package {
1789     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1790 }
1791
1792 - (NSArray *) sections {
1793     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1794 }
1795
1796 - (void) _addSection:(NSString *)section {
1797     if (record_ == nil)
1798         return;
1799     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1800         if (![sections containsObject:section])
1801             [sections addObject:section];
1802     } else
1803         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1804 }
1805
1806 - (bool) addSection:(NSString *)section {
1807     if (record_ == nil)
1808         return false;
1809
1810     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1811     return true;
1812 }
1813
1814 - (void) _removeSection:(NSString *)section {
1815     if (record_ == nil)
1816         return;
1817
1818     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1819         if ([sections containsObject:section])
1820             [sections removeObject:section];
1821 }
1822
1823 - (bool) removeSection:(NSString *)section {
1824     if (record_ == nil)
1825         return false;
1826
1827     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1828     return true;
1829 }
1830
1831 - (void) _remove {
1832     [Sources_ removeObjectForKey:[self key]];
1833 }
1834
1835 - (bool) remove {
1836     bool value(record_ != nil);
1837     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1838     return value;
1839 }
1840
1841 - (NSDictionary *) record {
1842     return record_;
1843 }
1844
1845 - (BOOL) trusted {
1846     return trusted_;
1847 }
1848
1849 - (NSString *) rooturi {
1850     return uri_;
1851 }
1852
1853 - (NSString *) distribution {
1854     return distribution_;
1855 }
1856
1857 - (NSString *) type {
1858     return type_;
1859 }
1860
1861 - (NSString *) baseuri {
1862     return base_.empty() ? nil : (id) base_;
1863 }
1864
1865 - (NSString *) iconuri {
1866     if (NSString *base = [self baseuri])
1867         return [base stringByAppendingString:@"CydiaIcon.png"];
1868
1869     return nil;
1870 }
1871
1872 - (NSURL *) iconURL {
1873     if (NSString *uri = [self iconuri])
1874         return [NSURL URLWithString:uri];
1875     return nil;
1876 }
1877
1878 - (NSString *) key {
1879     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1880 }
1881
1882 - (NSString *) host {
1883     return host_;
1884 }
1885
1886 - (NSString *) name {
1887     return origin_.empty() ? (id) authority_ : origin_;
1888 }
1889
1890 - (NSString *) shortDescription {
1891     return description_;
1892 }
1893
1894 - (NSString *) label {
1895     return label_.empty() ? (id) authority_ : label_;
1896 }
1897
1898 - (NSString *) origin {
1899     return origin_;
1900 }
1901
1902 - (NSString *) version {
1903     return version_;
1904 }
1905
1906 - (NSString *) defaultIcon {
1907     return defaultIcon_;
1908 }
1909
1910 - (void) setDelegate:(NSObject<SourceDelegate> *)delegate {
1911     delegate_ = delegate;
1912 }
1913
1914 - (bool) fetch {
1915     return !fetches_.empty();
1916 }
1917
1918 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
1919     if (!fetch) {
1920         if (fetches_.erase(uri) == 0)
1921             return;
1922     } else if (files_.find(uri) == files_.end())
1923         return;
1924     else if (!fetches_.insert(uri).second)
1925         return;
1926
1927     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:[self fetch]] waitUntilDone:NO];
1928 }
1929
1930 - (void) resetFetch {
1931     fetches_.clear();
1932     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:NO];
1933 }
1934
1935 @end
1936 /* }}} */
1937 /* CydiaOperation Class {{{ */
1938 @interface CydiaOperation : NSObject {
1939     _H<NSString> operator_;
1940     _H<NSString> value_;
1941 }
1942
1943 - (NSString *) operator;
1944 - (NSString *) value;
1945
1946 @end
1947
1948 @implementation CydiaOperation
1949
1950 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1951     if ((self = [super init]) != nil) {
1952         operator_ = [NSString stringWithUTF8String:_operator];
1953         value_ = [NSString stringWithUTF8String:value];
1954     } return self;
1955 }
1956
1957 + (NSArray *) _attributeKeys {
1958     return [NSArray arrayWithObjects:
1959         @"operator",
1960         @"value",
1961     nil];
1962 }
1963
1964 - (NSArray *) attributeKeys {
1965     return [[self class] _attributeKeys];
1966 }
1967
1968 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1969     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1970 }
1971
1972 - (NSString *) operator {
1973     return operator_;
1974 }
1975
1976 - (NSString *) value {
1977     return value_;
1978 }
1979
1980 @end
1981 /* }}} */
1982 /* CydiaClause Class {{{ */
1983 @interface CydiaClause : NSObject {
1984     _H<NSString> package_;
1985     _H<CydiaOperation> version_;
1986 }
1987
1988 - (NSString *) package;
1989 - (CydiaOperation *) version;
1990
1991 @end
1992
1993 @implementation CydiaClause
1994
1995 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1996     if ((self = [super init]) != nil) {
1997         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1998
1999         if (const char *version = dep.TargetVer())
2000             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
2001         else
2002             version_ = (id) [NSNull null];
2003     } return self;
2004 }
2005
2006 + (NSArray *) _attributeKeys {
2007     return [NSArray arrayWithObjects:
2008         @"package",
2009         @"version",
2010     nil];
2011 }
2012
2013 - (NSArray *) attributeKeys {
2014     return [[self class] _attributeKeys];
2015 }
2016
2017 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2018     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2019 }
2020
2021 - (NSString *) package {
2022     return package_;
2023 }
2024
2025 - (CydiaOperation *) version {
2026     return version_;
2027 }
2028
2029 @end
2030 /* }}} */
2031 /* CydiaRelation Class {{{ */
2032 @interface CydiaRelation : NSObject {
2033     _H<NSString> relationship_;
2034     _H<NSMutableArray> clauses_;
2035 }
2036
2037 - (NSString *) relationship;
2038 - (NSArray *) clauses;
2039
2040 @end
2041
2042 @implementation CydiaRelation
2043
2044 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
2045     if ((self = [super init]) != nil) {
2046         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
2047         clauses_ = [NSMutableArray arrayWithCapacity:8];
2048
2049         pkgCache::DepIterator start;
2050         pkgCache::DepIterator end;
2051         dep.GlobOr(start, end); // ++dep
2052
2053         _forever {
2054             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
2055
2056             // yes, seriously. (wtf?)
2057             if (start == end)
2058                 break;
2059             ++start;
2060         }
2061     } return self;
2062 }
2063
2064 + (NSArray *) _attributeKeys {
2065     return [NSArray arrayWithObjects:
2066         @"clauses",
2067         @"relationship",
2068     nil];
2069 }
2070
2071 - (NSArray *) attributeKeys {
2072     return [[self class] _attributeKeys];
2073 }
2074
2075 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2076     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2077 }
2078
2079 - (NSString *) relationship {
2080     return relationship_;
2081 }
2082
2083 - (NSArray *) clauses {
2084     return clauses_;
2085 }
2086
2087 - (void) addClause:(CydiaClause *)clause {
2088     [clauses_ addObject:clause];
2089 }
2090
2091 @end
2092 /* }}} */
2093 /* Package Class {{{ */
2094 struct ParsedPackage {
2095     CYString md5sum_;
2096     CYString tagline_;
2097
2098     CYString architecture_;
2099     CYString icon_;
2100
2101     CYString depiction_;
2102     CYString homepage_;
2103     CYString author_;
2104
2105     CYString support_;
2106 };
2107
2108 @interface Package : NSObject {
2109     uint32_t era_ : 25;
2110     @public uint32_t role_ : 3;
2111     uint32_t essential_ : 1;
2112     uint32_t obsolete_ : 1;
2113     uint32_t ignored_ : 1;
2114     uint32_t pooled_ : 1;
2115
2116     CYPool *pool_;
2117
2118     uint32_t rank_;
2119
2120     _transient Database *database_;
2121
2122     pkgCache::VerIterator version_;
2123     pkgCache::PkgIterator iterator_;
2124     pkgCache::VerFileIterator file_;
2125
2126     CYString id_;
2127     CYString name_;
2128     CYString transform_;
2129
2130     CYString latest_;
2131     CYString installed_;
2132     time_t upgraded_;
2133
2134     const char *section_;
2135     _transient NSString *section$_;
2136
2137     _H<Source> source_;
2138
2139     PackageValue *metadata_;
2140     ParsedPackage *parsed_;
2141
2142     _H<NSMutableArray> tags_;
2143 }
2144
2145 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database;
2146 + (Package *) newPackageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database;
2147
2148 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database;
2149
2150 - (pkgCache::PkgIterator) iterator;
2151 - (void) parse;
2152
2153 - (NSString *) section;
2154 - (NSString *) simpleSection;
2155
2156 - (NSString *) longSection;
2157 - (NSString *) shortSection;
2158
2159 - (NSString *) uri;
2160
2161 - (MIMEAddress *) maintainer;
2162 - (size_t) size;
2163 - (NSString *) longDescription;
2164 - (NSString *) shortDescription;
2165 - (unichar) index;
2166
2167 - (PackageValue *) metadata;
2168 - (time_t) seen;
2169
2170 - (bool) subscribed;
2171 - (bool) setSubscribed:(bool)subscribed;
2172
2173 - (BOOL) ignored;
2174
2175 - (NSString *) latest;
2176 - (NSString *) installed;
2177 - (BOOL) uninstalled;
2178
2179 - (BOOL) upgradableAndEssential:(BOOL)essential;
2180 - (BOOL) essential;
2181 - (BOOL) broken;
2182 - (BOOL) unfiltered;
2183 - (BOOL) visible;
2184
2185 - (BOOL) half;
2186 - (BOOL) halfConfigured;
2187 - (BOOL) halfInstalled;
2188 - (BOOL) hasMode;
2189 - (NSString *) mode;
2190
2191 - (NSString *) id;
2192 - (NSString *) name;
2193 - (UIImage *) icon;
2194 - (NSString *) homepage;
2195 - (NSString *) depiction;
2196 - (MIMEAddress *) author;
2197
2198 - (NSString *) support;
2199
2200 - (NSArray *) files;
2201 - (NSArray *) warnings;
2202 - (NSArray *) applications;
2203
2204 - (Source *) source;
2205
2206 - (uint32_t) rank;
2207 - (BOOL) matches:(NSArray *)query;
2208
2209 - (BOOL) hasTag:(NSString *)tag;
2210 - (NSString *) primaryPurpose;
2211 - (NSArray *) purposes;
2212 - (bool) isCommercial;
2213
2214 - (void) setIndex:(size_t)index;
2215
2216 - (CYString &) cyname;
2217
2218 - (uint32_t) compareBySection:(NSArray *)sections;
2219
2220 - (void) install;
2221 - (void) remove;
2222
2223 @end
2224
2225 uint32_t PackageChangesRadix(Package *self, void *) {
2226     union {
2227         uint32_t key;
2228
2229         struct {
2230             uint32_t timestamp : 30;
2231             uint32_t ignored : 1;
2232             uint32_t upgradable : 1;
2233         } bits;
2234     } value;
2235
2236     bool upgradable([self upgradableAndEssential:YES]);
2237     value.bits.upgradable = upgradable ? 1 : 0;
2238
2239     if (upgradable) {
2240         value.bits.timestamp = 0;
2241         value.bits.ignored = [self ignored] ? 0 : 1;
2242         value.bits.upgradable = 1;
2243     } else {
2244         value.bits.timestamp = [self seen] >> 2;
2245         value.bits.ignored = 0;
2246         value.bits.upgradable = 0;
2247     }
2248
2249     return _not(uint32_t) - value.key;
2250 }
2251
2252 CYString &(*PackageName)(Package *self, SEL sel);
2253
2254 uint32_t PackagePrefixRadix(Package *self, void *context) {
2255     size_t offset(reinterpret_cast<size_t>(context));
2256     CYString &name(PackageName(self, @selector(cyname)));
2257
2258     size_t size(name.size());
2259     if (size == 0)
2260         return 0;
2261     char *text(name.data());
2262
2263     size_t zeros;
2264     if (!isdigit(text[0]))
2265         zeros = 0;
2266     else {
2267         size_t digits(1);
2268         while (size != digits && isdigit(text[digits]))
2269             if (++digits == 4)
2270                 break;
2271         zeros = 4 - digits;
2272     }
2273
2274     uint8_t data[4];
2275
2276     if (offset == 0 && zeros != 0) {
2277         memset(data, '0', zeros);
2278         memcpy(data + zeros, text, 4 - zeros);
2279     } else {
2280         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2281         if (size <= offset - zeros)
2282             return 0;
2283
2284         text += offset - zeros;
2285         size -= offset - zeros;
2286
2287         if (size >= 4)
2288             memcpy(data, text, 4);
2289         else {
2290             memcpy(data, text, size);
2291             memset(data + size, 0, 4 - size);
2292         }
2293
2294         for (size_t i(0); i != 4; ++i)
2295             if (isalpha(data[i]))
2296                 data[i] |= 0x20;
2297     }
2298
2299     if (offset == 0)
2300         if (data[0] == '@')
2301             data[0] = 0x7f;
2302         else
2303             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2304
2305     /* XXX: ntohl may be more honest */
2306     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2307 }
2308
2309 CFComparisonResult StringNameCompare(CFStringRef lhn, CFStringRef rhn, size_t length) {
2310     _profile(PackageNameCompare)
2311         if (lhn == NULL)
2312             return rhn == NULL ? kCFCompareEqualTo : kCFCompareLessThan;
2313         else if (rhn == NULL)
2314             return kCFCompareGreaterThan;
2315
2316         CFIndex length(CFStringGetLength(lhn));
2317
2318         _profile(PackageNameCompare$NumbersLast)
2319             if (length != 0 && CFStringGetLength(rhn) != 0) {
2320                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2321                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2322                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2323                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2324                     return lha ? kCFCompareLessThan : kCFCompareGreaterThan;
2325             }
2326         _end
2327
2328         _profile(PackageNameCompare$Compare)
2329             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, (CFLocaleRef) (id) CollationLocale_);
2330         _end
2331     _end
2332 }
2333
2334 _finline CFComparisonResult StringNameCompare(NSString *lhn, NSString*rhn, size_t length) {
2335     return StringNameCompare((CFStringRef) lhn, (CFStringRef) rhn, length);
2336 }
2337
2338 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2339     CYString &lhn(PackageName(lhs, @selector(cyname)));
2340     NSString *rhn(PackageName(rhs, @selector(cyname)));
2341     return StringNameCompare(lhn, rhn, lhn.size());
2342 }
2343
2344 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *arg) {
2345     return PackageNameCompare(*lhs, *rhs, arg);
2346 }
2347
2348 struct PackageNameOrdering :
2349     std::binary_function<Package *, Package *, bool>
2350 {
2351     _finline bool operator ()(Package *lhs, Package *rhs) const {
2352         return PackageNameCompare(lhs, rhs, NULL) == kCFCompareLessThan;
2353     }
2354 };
2355
2356 @implementation Package
2357
2358 - (NSString *) description {
2359     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2360 }
2361
2362 - (void) dealloc {
2363     if (!pooled_)
2364         delete pool_;
2365     if (parsed_ != NULL)
2366         delete parsed_;
2367     [super dealloc];
2368 }
2369
2370 + (NSString *) webScriptNameForSelector:(SEL)selector {
2371     if (false);
2372     else if (selector == @selector(clear))
2373         return @"clear";
2374     else if (selector == @selector(getField:))
2375         return @"getField";
2376     else if (selector == @selector(getRecord))
2377         return @"getRecord";
2378     else if (selector == @selector(hasTag:))
2379         return @"hasTag";
2380     else if (selector == @selector(install))
2381         return @"install";
2382     else if (selector == @selector(remove))
2383         return @"remove";
2384     else
2385         return nil;
2386 }
2387
2388 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2389     return [self webScriptNameForSelector:selector] == nil;
2390 }
2391
2392 + (NSArray *) _attributeKeys {
2393     return [NSArray arrayWithObjects:
2394         @"applications",
2395         @"architecture",
2396         @"author",
2397         @"depiction",
2398         @"essential",
2399         @"homepage",
2400         @"icon",
2401         @"id",
2402         @"installed",
2403         @"latest",
2404         @"longDescription",
2405         @"longSection",
2406         @"maintainer",
2407         @"md5sum",
2408         @"mode",
2409         @"name",
2410         @"purposes",
2411         @"relations",
2412         @"section",
2413         @"selection",
2414         @"shortDescription",
2415         @"shortSection",
2416         @"simpleSection",
2417         @"size",
2418         @"source",
2419         @"state",
2420         @"support",
2421         @"tags",
2422         @"upgraded",
2423         @"warnings",
2424     nil];
2425 }
2426
2427 - (NSArray *) attributeKeys {
2428     return [[self class] _attributeKeys];
2429 }
2430
2431 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2432     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2433 }
2434
2435 - (NSArray *) relations {
2436 @synchronized (database_) {
2437     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2438     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2439         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2440     return relations;
2441 } }
2442
2443 - (NSString *) architecture {
2444     [self parse];
2445 @synchronized (database_) {
2446     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2447 } }
2448
2449 - (NSString *) getField:(NSString *)name {
2450 @synchronized (database_) {
2451     if ([database_ era] != era_ || file_.end())
2452         return nil;
2453
2454     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2455
2456     const char *start, *end;
2457     if (!parser.Find([name UTF8String], start, end))
2458         return (NSString *) [NSNull null];
2459
2460     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2461 } }
2462
2463 - (NSString *) getRecord {
2464 @synchronized (database_) {
2465     if ([database_ era] != era_ || file_.end())
2466         return nil;
2467
2468     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2469
2470     const char *start, *end;
2471     parser.GetRec(start, end);
2472
2473     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2474 } }
2475
2476 - (void) parse {
2477     if (parsed_ != NULL)
2478         return;
2479 @synchronized (database_) {
2480     if ([database_ era] != era_ || file_.end())
2481         return;
2482
2483     ParsedPackage *parsed(new ParsedPackage);
2484     parsed_ = parsed;
2485
2486     _profile(Package$parse)
2487         pkgRecords::Parser *parser;
2488
2489         _profile(Package$parse$Lookup)
2490             parser = &[database_ records]->Lookup(file_);
2491         _end
2492
2493         CYString bugs;
2494         CYString website;
2495
2496         _profile(Package$parse$Find)
2497             struct {
2498                 const char *name_;
2499                 CYString *value_;
2500             } names[] = {
2501                 {"architecture", &parsed->architecture_},
2502                 {"icon", &parsed->icon_},
2503                 {"depiction", &parsed->depiction_},
2504                 {"homepage", &parsed->homepage_},
2505                 {"website", &website},
2506                 {"bugs", &bugs},
2507                 {"support", &parsed->support_},
2508                 {"author", &parsed->author_},
2509                 {"md5sum", &parsed->md5sum_},
2510             };
2511
2512             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2513                 const char *start, *end;
2514
2515                 if (parser->Find(names[i].name_, start, end)) {
2516                     CYString &value(*names[i].value_);
2517                     _profile(Package$parse$Value)
2518                         value.set(pool_, start, end - start);
2519                     _end
2520                 }
2521             }
2522         _end
2523
2524         _profile(Package$parse$Tagline)
2525             parsed->tagline_.set(pool_, parser->ShortDesc());
2526         _end
2527
2528         _profile(Package$parse$Retain)
2529             if (parsed->homepage_.empty())
2530                 parsed->homepage_ = website;
2531             if (parsed->homepage_ == parsed->depiction_)
2532                 parsed->homepage_.clear();
2533             if (parsed->support_.empty())
2534                 parsed->support_ = bugs;
2535         _end
2536     _end
2537 } }
2538
2539 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database {
2540     if ((self = [super init]) != nil) {
2541     _profile(Package$initWithVersion)
2542         if (pool == NULL)
2543             pool_ = new CYPool();
2544         else {
2545             pool_ = pool;
2546             pooled_ = true;
2547         }
2548
2549         database_ = database;
2550         era_ = [database era];
2551
2552         version_ = version;
2553
2554         pkgCache::PkgIterator iterator(version_.ParentPkg());
2555         iterator_ = iterator;
2556
2557         _profile(Package$initWithVersion$Version)
2558             file_ = version_.FileList();
2559         _end
2560
2561         _profile(Package$initWithVersion$Cache)
2562             name_.set(NULL, version_.Display());
2563
2564             latest_.set(NULL, StripVersion_(version_.VerStr()));
2565
2566             pkgCache::VerIterator current(iterator.CurrentVer());
2567             if (!current.end())
2568                 installed_.set(NULL, StripVersion_(current.VerStr()));
2569         _end
2570
2571         _profile(Package$initWithVersion$Transliterate) do {
2572             if (CollationTransl_ == NULL)
2573                 break;
2574             if (name_.empty())
2575                 break;
2576
2577             _profile(Package$initWithVersion$Transliterate$utf8)
2578             const uint8_t *data(reinterpret_cast<const uint8_t *>(name_.data()));
2579             for (size_t i(0), e(name_.size()); i != e; ++i)
2580                 if (data[i] >= 0x80)
2581                     goto extended;
2582             break; extended:;
2583             _end
2584
2585             UErrorCode code(U_ZERO_ERROR);
2586             int32_t length;
2587
2588             _profile(Package$initWithVersion$Transliterate$u_strFromUTF8WithSub)
2589             CollationString_.resize(name_.size());
2590             u_strFromUTF8WithSub(&CollationString_[0], CollationString_.size(), &length, name_.data(), name_.size(), 0xfffd, NULL, &code);
2591             if (!U_SUCCESS(code))
2592                 break;
2593             CollationString_.resize(length);
2594             _end
2595
2596             _profile(Package$initWithVersion$Transliterate$utrans_trans)
2597             length = CollationString_.size();
2598             utrans_trans(CollationTransl_, reinterpret_cast<UReplaceable *>(&CollationString_), &CollationUCalls_, 0, &length, &code);
2599             if (!U_SUCCESS(code))
2600                 break;
2601             _assert(CollationString_.size() == length);
2602             _end
2603
2604             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$preflight)
2605             u_strToUTF8WithSub(NULL, 0, &length, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2606             if (code == U_BUFFER_OVERFLOW_ERROR)
2607                 code = U_ZERO_ERROR;
2608             else if (!U_SUCCESS(code))
2609                 break;
2610             _end
2611
2612             char *transform;
2613             _profile(Package$initWithVersion$Transliterate$apr_palloc)
2614             transform = pool_->malloc<char>(length);
2615             _end
2616             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$transform)
2617             u_strToUTF8WithSub(transform, length, NULL, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2618             if (!U_SUCCESS(code))
2619                 break;
2620             _end
2621
2622             transform_.set(NULL, transform, length);
2623         } while (false); _end
2624
2625         _profile(Package$initWithVersion$Tags)
2626 #ifdef __arm64__
2627             pkgCache::TagIterator tag(version_.TagList());
2628 #else
2629             pkgCache::TagIterator tag(iterator.TagList());
2630 #endif
2631             if (!tag.end()) {
2632                 tags_ = [NSMutableArray arrayWithCapacity:8];
2633
2634                 goto tag; for (; !tag.end(); ++tag) tag: {
2635                     const char *name(tag.Name());
2636                     NSString *string((NSString *) CYStringCreate(name));
2637                     if (string == nil)
2638                         continue;
2639
2640                     [tags_ addObject:[string autorelease]];
2641
2642                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2643                         if (strcmp(name + 6, "enduser") == 0)
2644                             role_ = 1;
2645                         else if (strcmp(name + 6, "hacker") == 0)
2646                             role_ = 2;
2647                         else if (strcmp(name + 6, "developer") == 0)
2648                             role_ = 3;
2649                         else if (strcmp(name + 6, "cydia") == 0)
2650                             role_ = 7;
2651                         else
2652                             role_ = 4;
2653                     }
2654
2655                     if (strncmp(name, "cydia::", 7) == 0) {
2656                         if (strcmp(name + 7, "essential") == 0)
2657                             essential_ = true;
2658                         else if (strcmp(name + 7, "obsolete") == 0)
2659                             obsolete_ = true;
2660                     }
2661                 }
2662             }
2663         _end
2664
2665         _profile(Package$initWithVersion$Metadata)
2666             const char *mixed(iterator.Name());
2667             size_t size(strlen(mixed));
2668             static const size_t prefix(sizeof("/var/lib/dpkg/info/") - 1);
2669             char lower[prefix + size + 5 + 1];
2670
2671             for (size_t i(0); i != size; ++i)
2672                 lower[prefix + i] = mixed[i] | 0x20;
2673
2674             if (!installed_.empty()) {
2675                 memcpy(lower, "/var/lib/dpkg/info/", prefix);
2676                 memcpy(lower + prefix + size, ".list", 6);
2677                 struct stat info;
2678                 if (stat(lower, &info) != -1)
2679                     upgraded_ = info.st_birthtime;
2680             }
2681
2682             PackageValue *metadata(PackageFind(lower + prefix, size));
2683             metadata_ = metadata;
2684
2685             id_.set(NULL, metadata->name_, size);
2686
2687             const char *latest(version_.VerStr());
2688             size_t length(strlen(latest));
2689
2690             uint16_t vhash(hashlittle(latest, length));
2691
2692             size_t capped(std::min<size_t>(8, length));
2693             latest = latest + length - capped;
2694
2695             if (metadata->first_ == 0)
2696                 metadata->first_ = now_;
2697
2698             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2699                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2700                 metadata->vhash_ = vhash;
2701                 metadata->last_ = now_;
2702             } else if (metadata->last_ == 0)
2703                 metadata->last_ = metadata->first_;
2704         _end
2705
2706         _profile(Package$initWithVersion$Section)
2707             section_ = version_.Section();
2708         _end
2709
2710         _profile(Package$initWithVersion$Flags)
2711             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2712             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2713         _end
2714     _end } return self;
2715 }
2716
2717 + (Package *) newPackageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database {
2718     pkgCache::VerIterator version;
2719
2720     _profile(Package$packageWithIterator$GetCandidateVer)
2721         version = [database policy]->GetCandidateVer(iterator);
2722     _end
2723
2724     if (version.end())
2725         return nil;
2726
2727     Package *package;
2728
2729     _profile(Package$packageWithIterator$Allocate)
2730         package = [Package allocWithZone:zone];
2731     _end
2732
2733     _profile(Package$packageWithIterator$Initialize)
2734         package = [package
2735             initWithVersion:version
2736             withZone:zone
2737             inPool:pool
2738             database:database
2739         ];
2740     _end
2741
2742     return package;
2743 }
2744
2745 // XXX: just in case a Cydia extension is using this (I bet this is unlikely, though, due to CYPool?)
2746 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database {
2747     return [[self newPackageWithIterator:iterator withZone:zone inPool:pool database:database] autorelease];
2748 }
2749
2750 - (pkgCache::PkgIterator) iterator {
2751     return iterator_;
2752 }
2753
2754 - (NSArray *) downgrades {
2755     NSMutableArray *versions([NSMutableArray arrayWithCapacity:4]);
2756
2757     for (auto version(iterator_.VersionList()); !version.end(); ++version) {
2758         if (version == version_)
2759             continue;
2760         Package *package([[[Package allocWithZone:NULL] initWithVersion:version withZone:NULL inPool:NULL database:database_] autorelease]);
2761         if ([package source] == nil)
2762             continue;
2763         [versions addObject:package];
2764     }
2765
2766     return versions;
2767 }
2768
2769 - (NSString *) section {
2770     if (section$_ == nil) {
2771         if (section_ == NULL)
2772             return nil;
2773
2774         _profile(Package$section$mappedSectionForPointer)
2775             section$_ = [database_ mappedSectionForPointer:section_];
2776         _end
2777     } return section$_;
2778 }
2779
2780 - (NSString *) simpleSection {
2781     if (NSString *section = [self section])
2782         return Simplify(section);
2783     else
2784         return nil;
2785 }
2786
2787 - (NSString *) longSection {
2788     if (NSString *section = [self section])
2789         return LocalizeSection(section);
2790     else
2791         return nil;
2792 }
2793
2794 - (NSString *) shortSection {
2795     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2796 }
2797
2798 - (NSString *) uri {
2799     return nil;
2800 #if 0
2801     pkgIndexFile *index;
2802     pkgCache::PkgFileIterator file(file_.File());
2803     if (![database_ list].FindIndex(file, index))
2804         return nil;
2805     return [NSString stringWithUTF8String:iterator_->Path];
2806     //return [NSString stringWithUTF8String:file.Site()];
2807     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2808 #endif
2809 }
2810
2811 - (MIMEAddress *) maintainer {
2812 @synchronized (database_) {
2813     if ([database_ era] != era_ || file_.end())
2814         return nil;
2815
2816     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2817     const std::string &maintainer(parser->Maintainer());
2818     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2819 } }
2820
2821 - (NSString *) md5sum {
2822     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2823 }
2824
2825 - (size_t) size {
2826 @synchronized (database_) {
2827     if ([database_ era] != era_ || version_.end())
2828         return 0;
2829
2830     return version_->InstalledSize;
2831 } }
2832
2833 - (NSString *) longDescription {
2834 @synchronized (database_) {
2835     if ([database_ era] != era_ || file_.end())
2836         return nil;
2837
2838     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2839     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2840
2841     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2842     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2843     if ([lines count] < 2)
2844         return nil;
2845
2846     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2847     for (size_t i(1), e([lines count]); i != e; ++i) {
2848         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2849         [trimmed addObject:trim];
2850     }
2851
2852     return [trimmed componentsJoinedByString:@"\n"];
2853 } }
2854
2855 - (NSString *) shortDescription {
2856     if (parsed_ != NULL)
2857         return static_cast<NSString *>(parsed_->tagline_);
2858
2859 @synchronized (database_) {
2860     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2861     std::string value(parser.ShortDesc());
2862     if (value.empty())
2863         return nil;
2864     if (value.size() > 200)
2865         value.resize(200);
2866     return [(id) CYStringCreate(value) autorelease];
2867 } }
2868
2869 - (unichar) index {
2870     _profile(Package$index)
2871         CFStringRef name((CFStringRef) [self name]);
2872         if (CFStringGetLength(name) == 0)
2873             return '#';
2874         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2875         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2876             return '#';
2877         return toupper(character);
2878     _end
2879 }
2880
2881 - (PackageValue *) metadata {
2882     return metadata_;
2883 }
2884
2885 - (time_t) seen {
2886     PackageValue *metadata([self metadata]);
2887     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2888 }
2889
2890 - (bool) subscribed {
2891     return [self metadata]->subscribed_;
2892 }
2893
2894 - (bool) setSubscribed:(bool)subscribed {
2895     PackageValue *metadata([self metadata]);
2896     if (metadata->subscribed_ == subscribed)
2897         return false;
2898     metadata->subscribed_ = subscribed;
2899     return true;
2900 }
2901
2902 - (BOOL) ignored {
2903     return ignored_;
2904 }
2905
2906 - (NSString *) latest {
2907     return latest_;
2908 }
2909
2910 - (NSString *) installed {
2911     return installed_;
2912 }
2913
2914 - (BOOL) uninstalled {
2915     return installed_.empty();
2916 }
2917
2918 - (BOOL) upgradableAndEssential:(BOOL)essential {
2919     _profile(Package$upgradableAndEssential)
2920         pkgCache::VerIterator current(iterator_.CurrentVer());
2921         if (current.end())
2922             return essential && essential_;
2923         else
2924             return version_ != current;
2925     _end
2926 }
2927
2928 - (BOOL) essential {
2929     return essential_;
2930 }
2931
2932 - (BOOL) broken {
2933     return [database_ cache][iterator_].InstBroken();
2934 }
2935
2936 - (BOOL) unfiltered {
2937     _profile(Package$unfiltered$obsolete)
2938         if (_unlikely(obsolete_))
2939             return false;
2940     _end
2941
2942     _profile(Package$unfiltered$role)
2943         if (_unlikely(role_ > 3))
2944             return false;
2945     _end
2946
2947     return true;
2948 }
2949
2950 - (BOOL) visible {
2951     if (![self unfiltered])
2952         return false;
2953
2954     NSString *section;
2955
2956     _profile(Package$visible$section)
2957         section = [self section];
2958     _end
2959
2960     _profile(Package$visible$isSectionVisible)
2961         if (!isSectionVisible(section))
2962             return false;
2963     _end
2964
2965     return true;
2966 }
2967
2968 - (BOOL) half {
2969     unsigned char current(iterator_->CurrentState);
2970     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2971 }
2972
2973 - (BOOL) halfConfigured {
2974     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2975 }
2976
2977 - (BOOL) halfInstalled {
2978     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2979 }
2980
2981 - (BOOL) hasMode {
2982 @synchronized (database_) {
2983     if ([database_ era] != era_ || iterator_.end())
2984         return NO;
2985
2986     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2987     return state.Mode != pkgDepCache::ModeKeep;
2988 } }
2989
2990 - (NSString *) mode {
2991 @synchronized (database_) {
2992     if ([database_ era] != era_ || iterator_.end())
2993         return nil;
2994
2995     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2996
2997     switch (state.Mode) {
2998         case pkgDepCache::ModeDelete:
2999             if ((state.iFlags & pkgDepCache::Purge) != 0)
3000                 return @"PURGE";
3001             else
3002                 return @"REMOVE";
3003         case pkgDepCache::ModeKeep:
3004             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
3005                 return @"REINSTALL";
3006             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
3007                 return nil;*/
3008             else
3009                 return nil;
3010         case pkgDepCache::ModeInstall:
3011             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
3012                 return @"REINSTALL";
3013             else*/ switch (state.Status) {
3014                 case -1:
3015                     return @"DOWNGRADE";
3016                 case 0:
3017                     return @"INSTALL";
3018                 case 1:
3019                     return @"UPGRADE";
3020                 case 2:
3021                     return @"NEW_INSTALL";
3022                 _nodefault
3023             }
3024         _nodefault
3025     }
3026 } }
3027
3028 - (NSString *) id {
3029     return id_;
3030 }
3031
3032 - (NSString *) name {
3033     return name_.empty() ? id_ : name_;
3034 }
3035
3036 - (UIImage *) icon {
3037     NSString *section = [self simpleSection];
3038
3039     UIImage *icon(nil);
3040     if (parsed_ != NULL)
3041         if (NSString *href = parsed_->icon_)
3042             if ([href hasPrefix:@"file:///"])
3043                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3044     if (icon == nil) if (section != nil)
3045         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
3046     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
3047         if ([dicon hasPrefix:@"file:///"])
3048             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3049     if (icon == nil)
3050         icon = [UIImage imageNamed:@"unknown.png"];
3051     return icon;
3052 }
3053
3054 - (NSString *) homepage {
3055     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
3056 }
3057
3058 - (NSString *) depiction {
3059     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
3060 }
3061
3062 - (MIMEAddress *) author {
3063     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
3064 }
3065
3066 - (NSString *) support {
3067     return parsed_ != NULL && !parsed_->support_.empty() ? parsed_->support_ : [[self source] supportForPackage:id_];
3068 }
3069
3070 - (NSArray *) files {
3071     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
3072     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
3073
3074     std::ifstream fin;
3075     fin.open([path UTF8String]);
3076     if (!fin.is_open())
3077         return nil;
3078
3079     std::string line;
3080     while (std::getline(fin, line))
3081         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
3082
3083     return files;
3084 }
3085
3086 - (NSString *) state {
3087 @synchronized (database_) {
3088     if ([database_ era] != era_ || file_.end())
3089         return nil;
3090
3091     switch (iterator_->CurrentState) {
3092         case pkgCache::State::NotInstalled:
3093             return @"NotInstalled";
3094         case pkgCache::State::UnPacked:
3095             return @"UnPacked";
3096         case pkgCache::State::HalfConfigured:
3097             return @"HalfConfigured";
3098         case pkgCache::State::HalfInstalled:
3099             return @"HalfInstalled";
3100         case pkgCache::State::ConfigFiles:
3101             return @"ConfigFiles";
3102         case pkgCache::State::Installed:
3103             return @"Installed";
3104         case pkgCache::State::TriggersAwaited:
3105             return @"TriggersAwaited";
3106         case pkgCache::State::TriggersPending:
3107             return @"TriggersPending";
3108     }
3109
3110     return (NSString *) [NSNull null];
3111 } }
3112
3113 - (NSString *) selection {
3114 @synchronized (database_) {
3115     if ([database_ era] != era_ || file_.end())
3116         return nil;
3117
3118     switch (iterator_->SelectedState) {
3119         case pkgCache::State::Unknown:
3120             return @"Unknown";
3121         case pkgCache::State::Install:
3122             return @"Install";
3123         case pkgCache::State::Hold:
3124             return @"Hold";
3125         case pkgCache::State::DeInstall:
3126             return @"DeInstall";
3127         case pkgCache::State::Purge:
3128             return @"Purge";
3129     }
3130
3131     return (NSString *) [NSNull null];
3132 } }
3133
3134 - (NSArray *) warnings {
3135 @synchronized (database_) {
3136     if ([database_ era] != era_ || file_.end())
3137         return nil;
3138
3139     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
3140     const char *name(iterator_.Name());
3141
3142     size_t length(strlen(name));
3143     if (length < 2) invalid:
3144         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
3145     else for (size_t i(0); i != length; ++i)
3146         if (
3147             /* XXX: technically this is not allowed */
3148             (name[i] < 'A' || name[i] > 'Z') &&
3149             (name[i] < 'a' || name[i] > 'z') &&
3150             (name[i] < '0' || name[i] > '9') &&
3151             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
3152         ) goto invalid;
3153
3154     if (strcmp(name, "cydia") != 0) {
3155         bool cydia = false;
3156         bool user = false;
3157         bool _private = false;
3158         bool stash = false;
3159         bool dbstash = false;
3160         bool dsstore = false;
3161
3162         bool repository = [[self section] isEqualToString:@"Repositories"];
3163
3164         if (NSArray *files = [self files])
3165             for (NSString *file in files)
3166                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
3167                     cydia = true;
3168                 else if (!user && [file isEqualToString:@"/User"])
3169                     user = true;
3170                 else if (!_private && [file isEqualToString:@"/private"])
3171                     _private = true;
3172                 else if (!stash && [file isEqualToString:@"/var/stash"])
3173                     stash = true;
3174                 else if (!dbstash && [file isEqualToString:@"/var/db/stash"])
3175                     dbstash = true;
3176                 else if (!dsstore && [file hasSuffix:@"/.DS_Store"])
3177                     dsstore = true;
3178
3179         /* XXX: this is not sensitive enough. only some folders are valid. */
3180         if (cydia && !repository)
3181             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
3182         if (user)
3183             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
3184         if (_private)
3185             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
3186         if (stash)
3187             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
3188         if (dbstash)
3189             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/db/stash"]];
3190         if (dsstore)
3191             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @".DS_Store"]];
3192     }
3193
3194     return [warnings count] == 0 ? nil : warnings;
3195 } }
3196
3197 - (NSArray *) applications {
3198     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
3199
3200     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
3201
3202     static RegEx application_r("/Applications/(.*)\\.app/Info.plist");
3203     if (NSArray *files = [self files])
3204         for (NSString *file in files)
3205             if (application_r(file)) {
3206                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
3207                 if (info == nil)
3208                     continue;
3209                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
3210                 if (id == nil || [id isEqualToString:me])
3211                     continue;
3212
3213                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
3214                 if (display == nil)
3215                     display = application_r[1];
3216
3217                 NSString *bundle([file stringByDeletingLastPathComponent]);
3218                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
3219                 // XXX: maybe this should check if this is really a string, not just for length
3220                 if (icon == nil || ![icon respondsToSelector:@selector(length)] || [icon length] == 0)
3221                     icon = @"icon.png";
3222                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
3223
3224                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
3225                 [applications addObject:application];
3226
3227                 [application addObject:id];
3228                 [application addObject:display];
3229                 [application addObject:url];
3230             }
3231
3232     return [applications count] == 0 ? nil : applications;
3233 }
3234
3235 - (Source *) source {
3236     if (source_ == nil) {
3237         @synchronized (database_) {
3238             if ([database_ era] != era_ || file_.end())
3239                 source_ = (Source *) [NSNull null];
3240             else
3241                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
3242         }
3243     }
3244
3245     return source_ == (Source *) [NSNull null] ? nil : source_;
3246 }
3247
3248 - (time_t) upgraded {
3249     return upgraded_;
3250 }
3251
3252 - (uint32_t) recent {
3253     return std::numeric_limits<uint32_t>::max() - upgraded_;
3254 }
3255
3256 - (uint32_t) rank {
3257     return rank_;
3258 }
3259
3260 - (BOOL) matches:(NSArray *)query {
3261     if (query == nil || [query count] == 0)
3262         return NO;
3263
3264     rank_ = 0;
3265
3266     NSString *string;
3267     NSRange range;
3268     NSUInteger length;
3269
3270     string = [self name];
3271     length = [string length];
3272
3273     if (length != 0)
3274     for (NSString *term in query) {
3275         range = [string rangeOfString:term options:MatchCompareOptions_];
3276         if (range.location != NSNotFound)
3277             rank_ -= 6 * 1000000 / length;
3278     }
3279
3280     if (rank_ == 0) {
3281         string = [self id];
3282         length = [string length];
3283
3284         if (length != 0)
3285         for (NSString *term in query) {
3286             range = [string rangeOfString:term options:MatchCompareOptions_];
3287             if (range.location != NSNotFound)
3288                 rank_ -= 6 * 1000000 / length;
3289         }
3290     }
3291
3292     string = [self shortDescription];
3293     length = [string length];
3294     NSUInteger stop(std::min<NSUInteger>(length, 200));
3295
3296     if (length != 0)
3297     for (NSString *term in query) {
3298         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
3299         if (range.location != NSNotFound)
3300             rank_ -= 2 * 100000;
3301     }
3302
3303     return rank_ != 0;
3304 }
3305
3306 - (NSArray *) tags {
3307     return tags_;
3308 }
3309
3310 - (BOOL) hasTag:(NSString *)tag {
3311     return tags_ == nil ? NO : [tags_ containsObject:tag];
3312 }
3313
3314 - (NSString *) primaryPurpose {
3315     for (NSString *tag in (NSArray *) tags_)
3316         if ([tag hasPrefix:@"purpose::"])
3317             return [tag substringFromIndex:9];
3318     return nil;
3319 }
3320
3321 - (NSArray *) purposes {
3322     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3323     for (NSString *tag in (NSArray *) tags_)
3324         if ([tag hasPrefix:@"purpose::"])
3325             [purposes addObject:[tag substringFromIndex:9]];
3326     return [purposes count] == 0 ? nil : purposes;
3327 }
3328
3329 - (bool) isCommercial {
3330     return [self hasTag:@"cydia::commercial"];
3331 }
3332
3333 - (void) setIndex:(size_t)index {
3334     if (metadata_->index_ != index + 1)
3335         metadata_->index_ = index + 1;
3336 }
3337
3338 - (CYString &) cyname {
3339     return !transform_.empty() ? transform_ : !name_.empty() ? name_ : id_;
3340 }
3341
3342 - (uint32_t) compareBySection:(NSArray *)sections {
3343     NSString *section([self section]);
3344     for (size_t i(0), e([sections count]); i != e; ++i) {
3345         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3346             return i;
3347     }
3348
3349     return _not(uint32_t);
3350 }
3351
3352 - (void) clear {
3353 @synchronized (database_) {
3354     if ([database_ era] != era_ || file_.end())
3355         return;
3356
3357     pkgProblemResolver *resolver = [database_ resolver];
3358     resolver->Clear(iterator_);
3359
3360     pkgCacheFile &cache([database_ cache]);
3361     cache->SetReInstall(iterator_, false);
3362     cache->MarkKeep(iterator_, false);
3363 } }
3364
3365 - (void) install {
3366 @synchronized (database_) {
3367     if ([database_ era] != era_ || file_.end())
3368         return;
3369
3370     pkgProblemResolver *resolver = [database_ resolver];
3371     resolver->Clear(iterator_);
3372     resolver->Protect(iterator_);
3373
3374     pkgCacheFile &cache([database_ cache]);
3375     cache->SetCandidateVersion(version_);
3376     cache->SetReInstall(iterator_, false);
3377     cache->MarkInstall(iterator_, false);
3378
3379     pkgDepCache::StateCache &state((*cache)[iterator_]);
3380     if (!state.Install())
3381         cache->SetReInstall(iterator_, true);
3382 } }
3383
3384 - (void) remove {
3385 @synchronized (database_) {
3386     if ([database_ era] != era_ || file_.end())
3387         return;
3388
3389     pkgProblemResolver *resolver = [database_ resolver];
3390     resolver->Clear(iterator_);
3391     resolver->Remove(iterator_);
3392     resolver->Protect(iterator_);
3393
3394     pkgCacheFile &cache([database_ cache]);
3395     cache->SetReInstall(iterator_, false);
3396     cache->MarkDelete(iterator_, true);
3397 } }
3398
3399 @end
3400 /* }}} */
3401 /* Section Class {{{ */
3402 @interface Section : NSObject {
3403     _H<NSString> name_;
3404     size_t row_;
3405     size_t count_;
3406     _H<NSString> localized_;
3407 }
3408
3409 - (NSComparisonResult) compareByLocalized:(Section *)section;
3410 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3411 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3412 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3413
3414 - (NSString *) name;
3415 - (void) setName:(NSString *)name;
3416
3417 - (size_t) row;
3418 - (size_t) count;
3419
3420 - (void) addToRow;
3421 - (void) addToCount;
3422
3423 - (void) setCount:(size_t)count;
3424 - (NSString *) localized;
3425
3426 @end
3427
3428 @implementation Section
3429
3430 - (NSComparisonResult) compareByLocalized:(Section *)section {
3431     NSString *lhs(localized_);
3432     NSString *rhs([section localized]);
3433
3434     /*if ([lhs length] != 0 && [rhs length] != 0) {
3435         unichar lhc = [lhs characterAtIndex:0];
3436         unichar rhc = [rhs characterAtIndex:0];
3437
3438         if (isalpha(lhc) && !isalpha(rhc))
3439             return NSOrderedAscending;
3440         else if (!isalpha(lhc) && isalpha(rhc))
3441             return NSOrderedDescending;
3442     }*/
3443
3444     return [lhs compare:rhs options:LaxCompareOptions_];
3445 }
3446
3447 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3448     if ((self = [self initWithName:name localize:NO]) != nil) {
3449         if (localized != nil)
3450             localized_ = localized;
3451     } return self;
3452 }
3453
3454 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3455     return [self initWithName:name row:0 localize:localize];
3456 }
3457
3458 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3459     if ((self = [super init]) != nil) {
3460         name_ = name;
3461         row_ = row;
3462         if (localize)
3463             localized_ = LocalizeSection(name_);
3464     } return self;
3465 }
3466
3467 - (NSString *) name {
3468     return name_;
3469 }
3470
3471 - (void) setName:(NSString *)name {
3472     name_ = name;
3473 }
3474
3475 - (size_t) row {
3476     return row_;
3477 }
3478
3479 - (size_t) count {
3480     return count_;
3481 }
3482
3483 - (void) addToRow {
3484     ++row_;
3485 }
3486
3487 - (void) addToCount {
3488     ++count_;
3489 }
3490
3491 - (void) setCount:(size_t)count {
3492     count_ = count;
3493 }
3494
3495 - (NSString *) localized {
3496     return localized_;
3497 }
3498
3499 @end
3500 /* }}} */
3501
3502 class CydiaLogCleaner :
3503     public pkgArchiveCleaner
3504 {
3505   protected:
3506     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3507         unlink(File);
3508     }
3509 };
3510
3511 /* Database Implementation {{{ */
3512 @implementation Database
3513
3514 + (Database *) sharedInstance {
3515     static _H<Database> instance;
3516     if (instance == nil)
3517         instance = [[[Database alloc] init] autorelease];
3518     return instance;
3519 }
3520
3521 - (unsigned) era {
3522     return era_;
3523 }
3524
3525 - (void) releasePackages {
3526     packages_ = nil;
3527 }
3528
3529 - (bool) hasPackages {
3530     return [packages_ count] != 0;
3531 }
3532
3533 - (void) dealloc {
3534     // XXX: actually implement this thing
3535     _assert(false);
3536     [self releasePackages];
3537     NSRecycleZone(zone_);
3538     [super dealloc];
3539 }
3540
3541 - (void) _readCydia:(NSNumber *)fd {
3542     boost::fdistream is([fd intValue]);
3543     std::string line;
3544
3545     static RegEx finish_r("finish:([^:]*)");
3546
3547     while (std::getline(is, line)) {
3548         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3549
3550         const char *data(line.c_str());
3551         size_t size = line.size();
3552         lprintf("C:%s\n", data);
3553
3554         if (finish_r(data, size)) {
3555             NSString *finish = finish_r[1];
3556             int index = [Finishes_ indexOfObject:finish];
3557             if (index != INT_MAX && index > Finish_)
3558                 Finish_ = index;
3559         }
3560
3561         [pool release];
3562     }
3563
3564     _assume(false);
3565 }
3566
3567 - (void) _readStatus:(NSNumber *)fd {
3568     boost::fdistream is([fd intValue]);
3569     std::string line;
3570
3571     static RegEx conffile_r("status: [^ ]* : conffile-prompt : (.*?) *");
3572     static RegEx pmstatus_r("([^:]*):([^:]*):([^:]*):(.*)");
3573
3574     while (std::getline(is, line)) {
3575         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3576
3577         const char *data(line.c_str());
3578         size_t size(line.size());
3579         lprintf("S:%s\n", data);
3580
3581         if (conffile_r(data, size)) {
3582             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3583             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3584         } else if (strncmp(data, "status: ", 8) == 0) {
3585             // status: <package>: {unpacked,half-configured,installed}
3586             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3587             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3588         } else if (strncmp(data, "processing: ", 12) == 0) {
3589             // processing: configure: config-test
3590             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3591             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3592         } else if (pmstatus_r(data, size)) {
3593             std::string type([pmstatus_r[1] UTF8String]);
3594
3595             NSString *package = pmstatus_r[2];
3596             if ([package isEqualToString:@"dpkg-exec"])
3597                 package = nil;
3598
3599             float percent([pmstatus_r[3] floatValue]);
3600             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3601
3602             NSString *string = pmstatus_r[4];
3603
3604             if (type == "pmerror") {
3605                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3606                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3607             } else if (type == "pmstatus") {
3608                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3609                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3610             } else if (type == "pmconffile")
3611                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3612             else
3613                 lprintf("E:unknown pmstatus\n");
3614         } else
3615             lprintf("E:unknown status\n");
3616
3617         [pool release];
3618     }
3619
3620     _assume(false);
3621 }
3622
3623 - (void) _readOutput:(NSNumber *)fd {
3624     boost::fdistream is([fd intValue]);
3625     std::string line;
3626
3627     while (std::getline(is, line)) {
3628         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3629
3630         lprintf("O:%s\n", line.c_str());
3631
3632         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3633         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3634
3635         [pool release];
3636     }
3637
3638     _assume(false);
3639 }
3640
3641 - (FILE *) input {
3642     return input_;
3643 }
3644
3645 - (Package *) packageWithName:(NSString *)name {
3646     if (name == nil)
3647         return nil;
3648 @synchronized (self) {
3649     if (static_cast<pkgDepCache *>(cache_) == NULL)
3650         return nil;
3651     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]
3652 #ifdef __arm64__
3653         , "any"
3654 #endif
3655     ));
3656     return iterator.end() ? nil : [[Package newPackageWithIterator:iterator withZone:NULL inPool:NULL database:self] autorelease];
3657 } }
3658
3659 - (id) init {
3660     if ((self = [super init]) != nil) {
3661         policy_ = NULL;
3662         records_ = NULL;
3663         resolver_ = NULL;
3664         fetcher_ = NULL;
3665         lock_ = NULL;
3666
3667         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3668
3669         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3670
3671         int fds[2];
3672
3673         _assert(pipe(fds) != -1);
3674         cydiafd_ = fds[1];
3675
3676         _config->Set("APT::Keep-Fds::", cydiafd_);
3677         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3678
3679         [NSThread
3680             detachNewThreadSelector:@selector(_readCydia:)
3681             toTarget:self
3682             withObject:[NSNumber numberWithInt:fds[0]]
3683         ];
3684
3685         _assert(pipe(fds) != -1);
3686         statusfd_ = fds[1];
3687
3688         [NSThread
3689             detachNewThreadSelector:@selector(_readStatus:)
3690             toTarget:self
3691             withObject:[NSNumber numberWithInt:fds[0]]
3692         ];
3693
3694         _assert(pipe(fds) != -1);
3695         _assert(dup2(fds[0], 0) != -1);
3696         _assert(close(fds[0]) != -1);
3697
3698         input_ = fdopen(fds[1], "a");
3699
3700         _assert(pipe(fds) != -1);
3701         _assert(dup2(fds[1], 1) != -1);
3702         _assert(close(fds[1]) != -1);
3703
3704         [NSThread
3705             detachNewThreadSelector:@selector(_readOutput:)
3706             toTarget:self
3707             withObject:[NSNumber numberWithInt:fds[0]]
3708         ];
3709     } return self;
3710 }
3711
3712 - (pkgCacheFile &) cache {
3713     return cache_;
3714 }
3715
3716 - (pkgDepCache::Policy *) policy {
3717     return policy_;
3718 }
3719
3720 - (pkgRecords *) records {
3721     return records_;
3722 }
3723
3724 - (pkgProblemResolver *) resolver {
3725     return resolver_;
3726 }
3727
3728 - (pkgAcquire &) fetcher {
3729     return *fetcher_;
3730 }
3731
3732 - (pkgSourceList &) list {
3733     return *list_;
3734 }
3735
3736 - (NSArray *) packages {
3737     return packages_;
3738 }
3739
3740 - (NSArray *) sources {
3741     return sourceList_;
3742 }
3743
3744 - (Source *) sourceWithKey:(NSString *)key {
3745     for (Source *source in [self sources]) {
3746         if ([[source key] isEqualToString:key])
3747             return source;
3748     } return nil;
3749 }
3750
3751 - (bool) popErrorWithTitle:(NSString *)title {
3752     bool fatal(false);
3753
3754     while (!_error->empty()) {
3755         std::string error;
3756         bool warning(!_error->PopMessage(error));
3757         if (!warning)
3758             fatal = true;
3759
3760         for (;;) {
3761             size_t size(error.size());
3762             if (size == 0 || error[size - 1] != '\n')
3763                 break;
3764             error.resize(size - 1);
3765         }
3766
3767         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3768
3769         static RegEx no_pubkey("GPG error:.* NO_PUBKEY .*");
3770         if (warning && no_pubkey(error.c_str()))
3771             continue;
3772
3773         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3774     }
3775
3776     return fatal;
3777 }
3778
3779 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3780     return [self popErrorWithTitle:title] || !success;
3781 }
3782
3783 - (bool) popErrorWithTitle:(NSString *)title forReadList:(pkgSourceList &)list {
3784     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3785         return true;
3786     return false;
3787
3788     list.Reset();
3789
3790     bool error(false);
3791
3792     if (access("/etc/apt/sources.list", F_OK) == 0)
3793         error |= [self popErrorWithTitle:title forOperation:list.ReadAppend("/etc/apt/sources.list")];
3794
3795     std::string base("/etc/apt/sources.list.d");
3796     if (DIR *sources = opendir(base.c_str())) {
3797         while (dirent *source = readdir(sources))
3798             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)
3799                 error |= [self popErrorWithTitle:title forOperation:list.ReadAppend((base + "/" + source->d_name).c_str())];
3800         closedir(sources);
3801     }
3802
3803     error |= [self popErrorWithTitle:title forOperation:list.ReadAppend(SOURCES_LIST)];
3804
3805     return error;
3806 }
3807
3808 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3809 @synchronized (self) {
3810     ++era_;
3811
3812     [self releasePackages];
3813
3814     sourceMap_.clear();
3815     [sourceList_ removeAllObjects];
3816
3817     _error->Discard();
3818
3819     delete list_;
3820     list_ = NULL;
3821     manager_ = NULL;
3822     delete lock_;
3823     lock_ = NULL;
3824     delete fetcher_;
3825     fetcher_ = NULL;
3826     delete resolver_;
3827     resolver_ = NULL;
3828     delete records_;
3829     records_ = NULL;
3830     delete policy_;
3831     policy_ = NULL;
3832
3833     cache_.Close();
3834
3835     pool_.~CYPool();
3836     new (&pool_) CYPool();
3837
3838     NSRecycleZone(zone_);
3839     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3840
3841     int chk(creat("/tmp/cydia.chk", 0644));
3842     if (chk != -1)
3843         close(chk);
3844
3845     if (invocation != nil)
3846         [invocation invoke];
3847
3848     NSString *title(UCLocalize("DATABASE"));
3849
3850     list_ = new pkgSourceList();
3851     _profile(reloadDataWithInvocation$ReadMainList)
3852     if ([self popErrorWithTitle:title forReadList:*list_])
3853         return;
3854     _end
3855
3856     _profile(reloadDataWithInvocation$Source$initWithMetaIndex)
3857     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3858         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:&pool_] autorelease]);
3859         [sourceList_ addObject:object];
3860     }
3861     _end
3862
3863     _trace();
3864     OpProgress progress;
3865     bool opened;
3866   open:
3867     delock_ = GetStatusDate();
3868     _profile(reloadDataWithInvocation$pkgCacheFile)
3869         opened = cache_.Open(progress, false);
3870     _end
3871     if (!opened) {
3872         // XXX: this block should probably be merged with popError: in some way
3873         while (!_error->empty()) {
3874             std::string error;
3875             bool warning(!_error->PopMessage(error));
3876
3877             lprintf("cache_.Open():[%s]\n", error.c_str());
3878
3879             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3880
3881             SEL repair(NULL);
3882             if (false);
3883             else if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3884                 repair = @selector(configure);
3885             //else if (error == "The package lists or status file could not be parsed or opened.")
3886             //    repair = @selector(update);
3887             // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3888             // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3889             // else if (error == "Malformed Status line")
3890             // else if (error == "The list of sources could not be read.")
3891
3892             if (repair != NULL) {
3893                 _error->Discard();
3894                 [delegate_ repairWithSelector:repair];
3895                 goto open;
3896             }
3897         }
3898
3899         return;
3900     } else if ([self popErrorWithTitle:title forOperation:true])
3901         return;
3902     _trace();
3903
3904     unlink("/tmp/cydia.chk");
3905
3906     now_ = [[NSDate date] timeIntervalSince1970];
3907
3908     policy_ = new pkgDepCache::Policy();
3909     records_ = new pkgRecords(cache_);
3910     resolver_ = new pkgProblemResolver(cache_);
3911     fetcher_ = new pkgAcquire(&status_);
3912     lock_ = NULL;
3913
3914     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3915         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3916         return;
3917     }
3918
3919     _profile(reloadDataWithInvocation$pkgApplyStatus)
3920     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3921         return;
3922     _end
3923
3924     if (cache_->BrokenCount() != 0) {
3925         _profile(pkgApplyStatus$pkgFixBroken)
3926         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3927             return;
3928         _end
3929
3930         if (cache_->BrokenCount() != 0) {
3931             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3932             return;
3933         }
3934
3935         _profile(pkgApplyStatus$pkgMinimizeUpgrade)
3936         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3937             return;
3938         _end
3939     }
3940
3941     for (Source *object in (id) sourceList_) {
3942         metaIndex *source([object metaIndex]);
3943         std::vector<pkgIndexFile *> *indices = source->GetIndexFiles();
3944         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3945             // XXX: this could be more intelligent
3946             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3947                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3948                 if (!cached.end())
3949                     sourceMap_[cached->ID] = object;
3950             }
3951     }
3952
3953     {
3954         size_t capacity(MetaFile_->active_);
3955         if (capacity == 0)
3956             capacity = 128*1024;
3957         else
3958             capacity += 1024;
3959
3960         std::vector<Package *> packages;
3961         packages.reserve(capacity);
3962         size_t lost(0);
3963
3964         size_t last(0);
3965         _profile(reloadDataWithInvocation$packageWithIterator)
3966         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3967             if (Package *package = [Package newPackageWithIterator:iterator withZone:zone_ inPool:&pool_ database:self]) {
3968                 if (unsigned index = package.metadata->index_) {
3969                     --index;
3970                     if (packages.size() == index) {
3971                         packages.push_back(package);
3972                     } else if (packages.size() <= index) {
3973                         packages.resize(index + 1, nil);
3974                         packages[index] = package;
3975                         continue;
3976                     } else {
3977                         std::swap(package, packages[index]);
3978                         if (package != nil)
3979                             goto lost;
3980                         if (last != index)
3981                             continue;
3982                     }
3983                 } else lost: {
3984                     ++lost;
3985                     if (last == packages.size()) {
3986                         packages.push_back(package);
3987                         ++last;
3988                     } else {
3989                         packages[last] = package;
3990                         ++last;
3991                     }
3992                 }
3993
3994                 for (; last != packages.size(); ++last)
3995                     if (packages[last] == nil)
3996                         break;
3997             }
3998         _end
3999
4000         for (size_t next(last + 1); last != packages.size(); ++last, ++next) {
4001             while (true) {
4002                 if (next == packages.size())
4003                     goto done;
4004                 if (packages[next] != nil)
4005                     break;
4006                 ++next;
4007             }
4008
4009             std::swap(packages[last], packages[next]);
4010         } done:;
4011
4012         packages.resize(last);
4013
4014         packages_ = [[[NSMutableArray alloc] initWithObjects:packages.data() count:packages.size()] autorelease];
4015
4016         if (lost > 128) {
4017             NSLog(@"lost = %zu", lost);
4018
4019             _profile(reloadDataWithInvocation$radix$8)
4020             [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(8)];
4021             _end
4022
4023             _profile(reloadDataWithInvocation$radix$4)
4024             [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
4025             _end
4026
4027             _profile(reloadDataWithInvocation$radix$0)
4028             [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
4029             _end
4030         }
4031
4032         _profile(reloadDataWithInvocation$insertion)
4033         CFArrayInsertionSortValues((CFMutableArrayRef) (NSArray *) packages_, CFRangeMake(0, packages.size()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
4034         _end
4035
4036         /*_profile(reloadDataWithInvocation$CFQSortArray)
4037         CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);
4038         _end*/
4039
4040         /*_profile(reloadDataWithInvocation$stdsort)
4041         std::sort(packages.begin(), packages.end(), PackageNameOrdering());
4042         _end*/
4043
4044         /*_profile(reloadDataWithInvocation$CFArraySortValues)
4045         CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
4046         _end*/
4047
4048         /*_profile(reloadDataWithInvocation$sortUsingFunction)
4049         [packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
4050         _end*/
4051
4052         MetaFile_->active_ = packages.size();
4053         for (size_t index(0), count(packages.size()); index != count; ++index) {
4054             auto package((Package *) [packages_ objectAtIndex:index]);
4055             [package setIndex:index];
4056             [package release];
4057         }
4058     }
4059 } }
4060
4061 - (void) clear {
4062 @synchronized (self) {
4063     delete resolver_;
4064     resolver_ = new pkgProblemResolver(cache_);
4065
4066     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
4067         if (!cache_[iterator].Keep())
4068             cache_->MarkKeep(iterator, false);
4069         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
4070             cache_->SetReInstall(iterator, false);
4071 } }
4072
4073 - (void) configure {
4074     NSString *dpkg = [NSString stringWithFormat:@"/usr/libexec/cydo --configure -a --status-fd %u", statusfd_];
4075     _trace();
4076     system([dpkg UTF8String]);
4077     _trace();
4078 }
4079
4080 - (bool) clean {
4081 @synchronized (self) {
4082     // XXX: I don't remember this condition
4083     if (lock_ != NULL)
4084         return false;
4085
4086     FileFd Lock;
4087     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4088
4089     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
4090
4091     if ([self popErrorWithTitle:title])
4092         return false;
4093
4094     pkgAcquire fetcher;
4095     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
4096
4097     CydiaLogCleaner cleaner;
4098     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
4099         return false;
4100
4101     return true;
4102 } }
4103
4104 - (bool) prepare {
4105     fetcher_->Shutdown();
4106
4107     pkgRecords records(cache_);
4108
4109     lock_ = new FileFd();
4110     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4111
4112     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
4113
4114     if ([self popErrorWithTitle:title])
4115         return false;
4116
4117     pkgSourceList list;
4118     if ([self popErrorWithTitle:title forReadList:list])
4119         return false;
4120
4121     manager_ = (_system->CreatePM(cache_));
4122     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
4123         return false;
4124
4125     return true;
4126 }
4127
4128 - (void) perform {
4129     bool substrate(RestartSubstrate_);
4130     RestartSubstrate_ = false;
4131
4132     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
4133
4134     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
4135         pkgSourceList list;
4136         if ([self popErrorWithTitle:title forReadList:list])
4137             return;
4138         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4139             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4140     }
4141
4142     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4143
4144     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
4145         _trace();
4146         [self popErrorWithTitle:title];
4147         return;
4148     }
4149
4150     bool failed = false;
4151     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
4152         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
4153             continue;
4154         if ((*item)->Status == pkgAcquire::Item::StatIdle)
4155             continue;
4156
4157         std::string uri = (*item)->DescURI();
4158         std::string error = (*item)->ErrorText;
4159
4160         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
4161         failed = true;
4162
4163         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
4164         [delegate_ addProgressEventOnMainThread:event forTask:title];
4165     }
4166
4167     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4168
4169     if (failed) {
4170         _trace();
4171         return;
4172     }
4173
4174     if (substrate)
4175         RestartSubstrate_ = true;
4176
4177     if (![delock_ isEqual:GetStatusDate()]) {
4178         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("DPKG_LOCKED") ofType:kCydiaProgressEventTypeError] forTask:title];
4179         return;
4180     }
4181
4182     delock_ = nil;
4183
4184     pkgPackageManager::OrderResult result(manager_->DoInstall(statusfd_));
4185
4186     NSString *oextended(@"/var/lib/apt/extended_states");
4187     NSString *nextended(Cache("extended_states"));
4188
4189     struct stat info;
4190     if (stat([nextended UTF8String], &info) != -1 && (info.st_mode & S_IFMT) == S_IFREG)
4191         system([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /bin/cp --remove-destination %@ %@", ShellEscape(nextended), ShellEscape(oextended)] UTF8String]);
4192
4193     unlink([nextended UTF8String]);
4194     symlink([oextended UTF8String], [nextended UTF8String]);
4195
4196     if ([self popErrorWithTitle:title])
4197         return;
4198
4199     if (result == pkgPackageManager::Failed) {
4200         _trace();
4201         return;
4202     }
4203
4204     if (result != pkgPackageManager::Completed) {
4205         _trace();
4206         return;
4207     }
4208
4209     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
4210         pkgSourceList list;
4211         if ([self popErrorWithTitle:title forReadList:list])
4212             return;
4213         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4214             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4215     }
4216
4217     if (![before isEqualToArray:after])
4218         [self update];
4219 }
4220
4221 - (bool) delocked {
4222     return ![delock_ isEqual:GetStatusDate()];
4223 }
4224
4225 - (bool) upgrade {
4226     NSString *title(UCLocalize("UPGRADE"));
4227     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
4228         return false;
4229     return true;
4230 }
4231
4232 - (void) update {
4233     [self updateWithStatus:status_];
4234 }
4235
4236 - (void) updateWithStatus:(CancelStatus &)status {
4237     NSString *title(UCLocalize("REFRESHING_DATA"));
4238
4239     pkgSourceList list;
4240     if ([self popErrorWithTitle:title forReadList:list])
4241         return;
4242
4243     FileFd lock;
4244     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
4245     if ([self popErrorWithTitle:title])
4246         return;
4247
4248     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4249
4250     bool success(ListUpdate(status, list, PulseInterval_));
4251     if (status.WasCancelled())
4252         _error->Discard();
4253     else {
4254         [self popErrorWithTitle:title forOperation:success];
4255
4256         [[NSDictionary dictionaryWithObjectsAndKeys:
4257             [NSDate date], @"LastUpdate",
4258         nil] writeToFile:@ CacheState_ atomically:YES];
4259     }
4260
4261     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4262 }
4263
4264 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
4265     delegate_ = delegate;
4266 }
4267
4268 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
4269     progress_ = delegate;
4270     status_.setDelegate(delegate);
4271 }
4272
4273 - (NSObject<ProgressDelegate> *) progressDelegate {
4274     return progress_;
4275 }
4276
4277 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
4278     SourceMap::const_iterator i(sourceMap_.find(file->ID));
4279     return i == sourceMap_.end() ? nil : i->second;
4280 }
4281
4282 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
4283     for (Source *source in (id) sourceList_)
4284         [source setFetch:fetch forURI:uri];
4285 }
4286
4287 - (void) resetFetch {
4288     for (Source *source in (id) sourceList_)
4289         [source resetFetch];
4290 }
4291
4292 - (NSString *) mappedSectionForPointer:(const char *)section {
4293     _H<NSString> *mapped;
4294
4295     _profile(Database$mappedSectionForPointer$Cache)
4296         mapped = &sections_[section];
4297     _end
4298
4299     if (*mapped == NULL) {
4300         size_t length(strlen(section));
4301         char spaced[length + 1];
4302
4303         _profile(Database$mappedSectionForPointer$Replace)
4304             for (size_t index(0); index != length; ++index)
4305                 spaced[index] = section[index] == '_' ? ' ' : section[index];
4306             spaced[length] = '\0';
4307         _end
4308
4309         NSString *string;
4310
4311         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
4312             string = [NSString stringWithUTF8String:spaced];
4313         _end
4314
4315         _profile(Database$mappedSectionForPointer$Map)
4316             string = [SectionMap_ objectForKey:string] ?: string;
4317         _end
4318
4319         *mapped = string;
4320     } return *mapped;
4321 }
4322
4323 @end
4324 /* }}} */
4325
4326 static _H<NSMutableSet> Diversions_;
4327
4328 @interface Diversion : NSObject {
4329     RegEx pattern_;
4330     _H<NSString> key_;
4331     _H<NSString> format_;
4332 }
4333
4334 @end
4335
4336 @implementation Diversion
4337
4338 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
4339     if ((self = [super init]) != nil) {
4340         pattern_ = [from UTF8String];
4341         key_ = from;
4342         format_ = to;
4343     } return self;
4344 }
4345
4346 - (NSString *) divert:(NSString *)url {
4347     return !pattern_(url) ? nil : pattern_->*format_;
4348 }
4349
4350 + (NSURL *) divertURL:(NSURL *)url {
4351   divert:
4352     NSString *href([url absoluteString]);
4353
4354     for (Diversion *diversion in (id) Diversions_)
4355         if (NSString *diverted = [diversion divert:href]) {
4356 #if !ForRelease
4357             NSLog(@"div: %@", diverted);
4358 #endif
4359             url = [NSURL URLWithString:diverted];
4360             goto divert;
4361         }
4362
4363     return url;
4364 }
4365
4366 - (NSString *) key {
4367     return key_;
4368 }
4369
4370 - (NSUInteger) hash {
4371     return [key_ hash];
4372 }
4373
4374 - (BOOL) isEqual:(Diversion *)object {
4375     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
4376 }
4377
4378 @end
4379
4380 @interface CydiaObject : NSObject {
4381     _H<CyteWebViewController> indirect_;
4382     _transient id delegate_;
4383 }
4384
4385 - (id) initWithDelegate:(CyteWebViewController *)indirect;
4386
4387 @end
4388
4389 @class CydiaObject;
4390
4391 @interface CydiaWebViewController : CyteWebViewController {
4392     _H<CydiaObject> cydia_;
4393 }
4394
4395 + (void) addDiversion:(Diversion *)diversion;
4396 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
4397 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
4398 - (void) setDelegate:(id)delegate;
4399
4400 @end
4401
4402 /* Web Scripting {{{ */
4403 @implementation CydiaObject
4404
4405 - (id) initWithDelegate:(CyteWebViewController *)indirect {
4406     if ((self = [super init]) != nil) {
4407         indirect_ = indirect;
4408     } return self;
4409 }
4410
4411 - (void) setDelegate:(id)delegate {
4412     delegate_ = delegate;
4413 }
4414
4415 + (NSArray *) _attributeKeys {
4416     return [NSArray arrayWithObjects:
4417         @"bittage",
4418         @"bbsnum",
4419         @"build",
4420         @"cells",
4421         @"coreFoundationVersionNumber",
4422         @"device",
4423         @"ecid",
4424         @"firmware",
4425         @"hostname",
4426         @"idiom",
4427         @"mcc",
4428         @"mnc",
4429         @"model",
4430         @"operator",
4431         @"role",
4432         @"serial",
4433         @"version",
4434     nil];
4435 }
4436
4437 - (NSArray *) attributeKeys {
4438     return [[self class] _attributeKeys];
4439 }
4440
4441 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4442     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4443 }
4444
4445 - (NSString *) version {
4446     return Cydia_;
4447 }
4448
4449 - (unsigned) bittage {
4450 #if 0
4451 #elif defined(__arm64__)
4452     return 64;
4453 #elif defined(__arm__)
4454     return 32;
4455 #else
4456     return 0;
4457 #endif
4458 }
4459
4460 - (NSString *) build {
4461     return System_;
4462 }
4463
4464 - (NSString *) coreFoundationVersionNumber {
4465     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4466 }
4467
4468 - (NSString *) device {
4469     return UniqueIdentifier();
4470 }
4471
4472 - (NSString *) firmware {
4473     return [[UIDevice currentDevice] systemVersion];
4474 }
4475
4476 - (NSString *) hostname {
4477     return [[UIDevice currentDevice] name];
4478 }
4479
4480 - (NSString *) idiom {
4481     return (id) Idiom_ ?: [NSNull null];
4482 }
4483
4484 - (NSArray *) cells {
4485     auto *$_CTServerConnectionCreate(reinterpret_cast<id (*)(void *, void *, void *)>(dlsym(RTLD_DEFAULT, "_CTServerConnectionCreate")));
4486     if ($_CTServerConnectionCreate == NULL)
4487         return nil;
4488
4489     struct CTResult { int flag; int error; };
4490     auto *$_CTServerConnectionCellMonitorCopyCellInfo(reinterpret_cast<CTResult (*)(CFTypeRef, void *, CFArrayRef *)>(dlsym(RTLD_DEFAULT, "_CTServerConnectionCellMonitorCopyCellInfo")));
4491     if ($_CTServerConnectionCellMonitorCopyCellInfo == NULL)
4492         return nil;
4493
4494     _H<const void> connection($_CTServerConnectionCreate(NULL, NULL, NULL), true);
4495     if (connection == nil)
4496         return nil;
4497
4498     int count(0);
4499     CFArrayRef cells(NULL);
4500     auto result($_CTServerConnectionCellMonitorCopyCellInfo(connection, &count, &cells));
4501     if (result.flag != 0)
4502         return nil;
4503
4504     return [(NSArray *) cells autorelease];
4505 }
4506
4507 - (NSString *) mcc {
4508     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4509         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4510     return nil;
4511 }
4512
4513 - (NSString *) mnc {
4514     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4515         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4516     return nil;
4517 }
4518
4519 - (NSString *) operator {
4520     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4521         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4522     return nil;
4523 }
4524
4525 - (NSString *) bbsnum {
4526     return (id) BBSNum_ ?: [NSNull null];
4527 }
4528
4529 - (NSString *) ecid {
4530     return (id) ChipID_ ?: [NSNull null];
4531 }
4532
4533 - (NSString *) serial {
4534     return SerialNumber_;
4535 }
4536
4537 - (NSString *) role {
4538     return (id) [NSNull null];
4539 }
4540
4541 - (NSString *) model {
4542     return [NSString stringWithUTF8String:Machine_];
4543 }
4544
4545 + (NSString *) webScriptNameForSelector:(SEL)selector {
4546     if (false);
4547     else if (selector == @selector(addBridgedHost:))
4548         return @"addBridgedHost";
4549     else if (selector == @selector(addInsecureHost:))
4550         return @"addInsecureHost";
4551     else if (selector == @selector(addInternalRedirect::))
4552         return @"addInternalRedirect";
4553     else if (selector == @selector(addPipelinedHost:scheme:))
4554         return @"addPipelinedHost";
4555     else if (selector == @selector(addSource:::))
4556         return @"addSource";
4557     else if (selector == @selector(addTrivialSource:))
4558         return @"addTrivialSource";
4559     else if (selector == @selector(close))
4560         return @"close";
4561     else if (selector == @selector(du:))
4562         return @"du";
4563     else if (selector == @selector(stringWithFormat:arguments:))
4564         return @"format";
4565     else if (selector == @selector(getAllSources))
4566         return @"getAllSources";
4567     else if (selector == @selector(getApplicationInfo:value:))
4568         return @"getApplicationInfoValue";
4569     else if (selector == @selector(getDisplayIdentifiers))
4570         return @"getDisplayIdentifiers";
4571     else if (selector == @selector(getLocalizedNameForDisplayIdentifier:))
4572         return @"getLocalizedNameForDisplayIdentifier";
4573     else if (selector == @selector(getKernelNumber:))
4574         return @"getKernelNumber";
4575     else if (selector == @selector(getKernelString:))
4576         return @"getKernelString";
4577     else if (selector == @selector(getInstalledPackages))
4578         return @"getInstalledPackages";
4579     else if (selector == @selector(getIORegistryEntry::))
4580         return @"getIORegistryEntry";
4581     else if (selector == @selector(getLocaleIdentifier))
4582         return @"getLocaleIdentifier";
4583     else if (selector == @selector(getPreferredLanguages))
4584         return @"getPreferredLanguages";
4585     else if (selector == @selector(getPackageById:))
4586         return @"getPackageById";
4587     else if (selector == @selector(getMetadataKeys))
4588         return @"getMetadataKeys";
4589     else if (selector == @selector(getMetadataValue:))
4590         return @"getMetadataValue";
4591     else if (selector == @selector(getSessionValue:))
4592         return @"getSessionValue";
4593     else if (selector == @selector(installPackages:))
4594         return @"installPackages";
4595     else if (selector == @selector(isReachable:))
4596         return @"isReachable";
4597     else if (selector == @selector(localizedStringForKey:value:table:))
4598         return @"localize";
4599     else if (selector == @selector(popViewController:))
4600         return @"popViewController";
4601     else if (selector == @selector(refreshSources))
4602         return @"refreshSources";
4603     else if (selector == @selector(registerFrame:))
4604         return @"registerFrame";
4605     else if (selector == @selector(removeButton))
4606         return @"removeButton";
4607     else if (selector == @selector(saveConfig))
4608         return @"saveConfig";
4609     else if (selector == @selector(setMetadataValue::))
4610         return @"setMetadataValue";
4611     else if (selector == @selector(setSessionValue::))
4612         return @"setSessionValue";
4613     else if (selector == @selector(substitutePackageNames:))
4614         return @"substitutePackageNames";
4615     else if (selector == @selector(scrollToBottom:))
4616         return @"scrollToBottom";
4617     else if (selector == @selector(setAllowsNavigationAction:))
4618         return @"setAllowsNavigationAction";
4619     else if (selector == @selector(setBadgeValue:))
4620         return @"setBadgeValue";
4621     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4622         return @"setButtonImage";
4623     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4624         return @"setButtonTitle";
4625     else if (selector == @selector(setHidesBackButton:))
4626         return @"setHidesBackButton";
4627     else if (selector == @selector(setHidesNavigationBar:))
4628         return @"setHidesNavigationBar";
4629     else if (selector == @selector(setNavigationBarStyle:))
4630         return @"setNavigationBarStyle";
4631     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4632         return @"setNavigationBarTintColor";
4633     else if (selector == @selector(setPasteboardString:))
4634         return @"setPasteboardString";
4635     else if (selector == @selector(setPasteboardURL:))
4636         return @"setPasteboardURL";
4637     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4638         return @"setScrollAlwaysBounceVertical";
4639     else if (selector == @selector(setScrollIndicatorStyle:))
4640         return @"setScrollIndicatorStyle";
4641     else if (selector == @selector(setToken:))
4642         return @"setToken";
4643     else if (selector == @selector(setViewportWidth:))
4644         return @"setViewportWidth";
4645     else if (selector == @selector(statfs:))
4646         return @"statfs";
4647     else if (selector == @selector(supports:))
4648         return @"supports";
4649     else if (selector == @selector(unload))
4650         return @"unload";
4651     else
4652         return nil;
4653 }
4654
4655 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4656     return [self webScriptNameForSelector:selector] == nil;
4657 }
4658
4659 - (BOOL) supports:(NSString *)feature {
4660     return [feature isEqualToString:@"window.open"];
4661 }
4662
4663 - (void) unload {
4664     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4665 }
4666
4667 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4668     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4669 }
4670
4671 - (void) setScrollIndicatorStyle:(NSString *)style {
4672     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4673 }
4674
4675 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4676     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4677 }
4678
4679 - (NSDictionary *) getApplicationInfo:(NSString *)display value:(NSString *)key {
4680     char path[1024];
4681     if (SBBundlePathForDisplayIdentifier(SBSSpringBoardServerPort(), [display UTF8String], path) != 0)
4682         return (id) [NSNull null];
4683     NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:[[NSString stringWithUTF8String:path] stringByAppendingString:@"/Info.plist"]]);
4684     if (info == nil)
4685         return (id) [NSNull null];
4686     return [info objectForKey:key];
4687 }
4688
4689 - (NSArray *) getDisplayIdentifiers {
4690     return SBSCopyApplicationDisplayIdentifiers(false, false);
4691 }
4692
4693 - (NSString *) getLocalizedNameForDisplayIdentifier:(NSString *)identifier {
4694     return [SBSCopyLocalizedApplicationNameForDisplayIdentifier(identifier) autorelease] ?: (id) [NSNull null];
4695 }
4696
4697 - (NSNumber *) getKernelNumber:(NSString *)name {
4698     const char *string([name UTF8String]);
4699
4700     size_t size;
4701     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4702         return (id) [NSNull null];
4703
4704     if (size != sizeof(int))
4705         return (id) [NSNull null];
4706
4707     int value;
4708     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4709         return (id) [NSNull null];
4710
4711     return [NSNumber numberWithInt:value];
4712 }
4713
4714 - (NSString *) getKernelString:(NSString *)name {
4715     const char *string([name UTF8String]);
4716
4717     size_t size;
4718     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4719         return (id) [NSNull null];
4720
4721     char value[size + 1];
4722     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4723         return (id) [NSNull null];
4724
4725     // XXX: just in case you request something ludicrous
4726     value[size] = '\0';
4727
4728     return [NSString stringWithCString:value];
4729 }
4730
4731 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4732     NSObject *value(CYIOGetValue([path UTF8String], entry));
4733
4734     if (value != nil)
4735         if ([value isKindOfClass:[NSData class]])
4736             value = CYHex((NSData *) value);
4737
4738     return value;
4739 }
4740
4741 - (NSArray *) getMetadataKeys {
4742 @synchronized (Values_) {
4743     return [Values_ allKeys];
4744 } }
4745
4746 - (void) registerFrame:(DOMHTMLIFrameElement *)iframe {
4747     WebFrame *frame([iframe contentFrame]);
4748     [indirect_ registerFrame:frame];
4749 }
4750
4751 - (id) getMetadataValue:(NSString *)key {
4752 @synchronized (Values_) {
4753     return [Values_ objectForKey:key];
4754 } }
4755
4756 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4757 @synchronized (Values_) {
4758     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4759         [Values_ removeObjectForKey:key];
4760     else
4761         [Values_ setObject:value forKey:key];
4762 } }
4763
4764 - (id) getSessionValue:(NSString *)key {
4765 @synchronized (SessionData_) {
4766     return [SessionData_ objectForKey:key];
4767 } }
4768
4769 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4770 @synchronized (SessionData_) {
4771     if (value == (id) [WebUndefined undefined])
4772         [SessionData_ removeObjectForKey:key];
4773     else
4774         [SessionData_ setObject:value forKey:key];
4775 } }
4776
4777 - (void) addBridgedHost:(NSString *)host {
4778 @synchronized (HostConfig_) {
4779     [BridgedHosts_ addObject:host];
4780 } }
4781
4782 - (void) addInsecureHost:(NSString *)host {
4783 @synchronized (HostConfig_) {
4784     [InsecureHosts_ addObject:host];
4785 } }
4786
4787 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4788 @synchronized (HostConfig_) {
4789     if (scheme != (id) [WebUndefined undefined])
4790         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4791
4792     [PipelinedHosts_ addObject:host];
4793 } }
4794
4795 - (void) popViewController:(NSNumber *)value {
4796     if (value == (id) [WebUndefined undefined])
4797         value = [NSNumber numberWithBool:YES];
4798     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4799 }
4800
4801 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4802     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4803
4804     for (NSString *section in sections)
4805         [array addObject:section];
4806
4807     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4808         @"deb", @"Type",
4809         href, @"URI",
4810         distribution, @"Distribution",
4811         array, @"Sections",
4812     nil] waitUntilDone:NO];
4813 }
4814
4815 - (BOOL) addTrivialSource:(NSString *)href {
4816     href = VerifySource(href);
4817     if (href == nil)
4818         return NO;
4819     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4820     return YES;
4821 }
4822
4823 - (void) refreshSources {
4824     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4825 }
4826
4827 - (void) saveConfig {
4828     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4829 }
4830
4831 - (NSArray *) getAllSources {
4832     return [[Database sharedInstance] sources];
4833 }
4834
4835 - (NSArray *) getInstalledPackages {
4836     Database *database([Database sharedInstance]);
4837 @synchronized (database) {
4838     NSArray *packages([database packages]);
4839     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4840     for (Package *package in packages)
4841         if (![package uninstalled])
4842             [installed addObject:package];
4843     return installed;
4844 } }
4845
4846 - (Package *) getPackageById:(NSString *)id {
4847     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4848         [package parse];
4849         return package;
4850     } else
4851         return (Package *) [NSNull null];
4852 }
4853
4854 - (NSString *) getLocaleIdentifier {
4855     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4856 }
4857
4858 - (NSArray *) getPreferredLanguages {
4859     return Languages_;
4860 }
4861
4862 - (NSArray *) statfs:(NSString *)path {
4863     struct statfs stat;
4864
4865     if (path == nil || statfs([path UTF8String], &stat) == -1)
4866         return nil;
4867
4868     return [NSArray arrayWithObjects:
4869         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4870         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4871         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4872     nil];
4873 }
4874
4875 - (NSNumber *) du:(NSString *)path {
4876     NSNumber *value(nil);
4877
4878     FILE *du(popen([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /usr/libexec/cydia/du -ks %@", ShellEscape(path)] UTF8String], "r"));
4879     if (du != NULL) {
4880         char line[1024];
4881         while (fgets(line, sizeof(line), du) != NULL) {
4882             size_t length(strlen(line));
4883             while (length != 0 && line[length - 1] == '\n')
4884                 line[--length] = '\0';
4885             if (char *tab = strchr(line, '\t')) {
4886                 *tab = '\0';
4887                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4888             }
4889         }
4890         pclose(du);
4891     }
4892
4893     return value;
4894 }
4895
4896 - (void) close {
4897     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4898 }
4899
4900 - (NSNumber *) isReachable:(NSString *)name {
4901     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4902 }
4903
4904 - (void) installPackages:(NSArray *)packages {
4905     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4906 }
4907
4908 - (NSString *) substitutePackageNames:(NSString *)message {
4909     auto database([Database sharedInstance]);
4910
4911     // XXX: this check is less racy than you'd expect, but this entire concept is a little awkward
4912     if (![database hasPackages])
4913         return message;
4914
4915     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4916     for (size_t i(0), e([words count]); i != e; ++i) {
4917         NSString *word([words objectAtIndex:i]);
4918         if (Package *package = [database packageWithName:word])
4919             [words replaceObjectAtIndex:i withObject:[package name]];
4920     }
4921
4922     return [words componentsJoinedByString:@" "];
4923 }
4924
4925 - (void) removeButton {
4926     [indirect_ removeButton];
4927 }
4928
4929 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4930     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4931 }
4932
4933 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4934     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4935 }
4936
4937 - (void) setBadgeValue:(id)value {
4938     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4939 }
4940
4941 - (void) setAllowsNavigationAction:(NSString *)value {
4942     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4943 }
4944
4945 - (void) setHidesBackButton:(NSString *)value {
4946     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4947 }
4948
4949 - (void) setHidesNavigationBar:(NSString *)value {
4950     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4951 }
4952
4953 - (void) setNavigationBarStyle:(NSString *)value {
4954     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4955 }
4956
4957 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4958     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4959     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4960     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4961 }
4962
4963 - (void) setPasteboardString:(NSString *)value {
4964     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4965 }
4966
4967 - (void) setPasteboardURL:(NSString *)value {
4968     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4969 }
4970
4971 - (void) setToken:(NSString *)token {
4972     // XXX: the website expects this :/
4973 }
4974
4975 - (void) scrollToBottom:(NSNumber *)animated {
4976     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4977 }
4978
4979 - (void) setViewportWidth:(float)width {
4980     [indirect_ setViewportWidthOnMainThread:width];
4981 }
4982
4983 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4984     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4985     unsigned count([arguments count]);
4986     id values[count];
4987     for (unsigned i(0); i != count; ++i)
4988         values[i] = [arguments objectAtIndex:i];
4989     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4990 }
4991
4992 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4993     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4994         value = nil;
4995     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4996         table = nil;
4997     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4998 }
4999
5000 @end
5001 /* }}} */
5002
5003 @interface NSURL (CydiaSecure)
5004 @end
5005
5006 @implementation NSURL (CydiaSecure)
5007
5008 - (bool) isCydiaSecure {
5009     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
5010         return true;
5011
5012     @synchronized (HostConfig_) {
5013         if ([InsecureHosts_ containsObject:[self host]])
5014             return true;
5015     }
5016
5017     return false;
5018 }
5019
5020 @end
5021
5022 /* Cydia Browser Controller {{{ */
5023 @implementation CydiaWebViewController
5024
5025 - (NSURL *) navigationURL {
5026     if (NSURLRequest *request = self.request)
5027         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request URL] absoluteString]]];
5028     else
5029         return nil;
5030 }
5031
5032 + (void) _initialize {
5033     [super _initialize];
5034
5035     Diversions_ = [NSMutableSet setWithCapacity:0];
5036 }
5037
5038 + (void) addDiversion:(Diversion *)diversion {
5039     [Diversions_ addObject:diversion];
5040 }
5041
5042 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5043     [super webView:view didClearWindowObject:window forFrame:frame];
5044     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
5045 }
5046
5047 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
5048     WebDataSource *source([frame dataSource]);
5049     NSURLResponse *response([source response]);
5050     NSURL *url([response URL]);
5051     NSString *scheme([[url scheme] lowercaseString]);
5052
5053     bool bridged(false);
5054
5055     @synchronized (HostConfig_) {
5056         if ([scheme isEqualToString:@"file"])
5057             bridged = true;
5058         else if ([scheme isEqualToString:@"https"])
5059             if ([BridgedHosts_ containsObject:[url host]])
5060                 bridged = true;
5061     }
5062
5063     if (bridged)
5064         [window setValue:cydia forKey:@"cydia"];
5065 }
5066
5067 - (void) _setupMail:(MFMailComposeViewController *)controller {
5068     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
5069
5070     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
5071     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
5072 }
5073
5074 - (NSURL *) URLWithURL:(NSURL *)url {
5075     return [Diversion divertURL:url];
5076 }
5077
5078 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
5079     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
5080 }
5081
5082 - (NSURLRequest *) webThreadWebView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
5083     return [CydiaWebViewController requestWithHeaders:[super webThreadWebView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
5084 }
5085
5086 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
5087     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
5088
5089     NSURL *url([copy URL]);
5090     NSString *href([url absoluteString]);
5091     NSString *host([url host]);
5092
5093     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
5094         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
5095             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
5096             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
5097         }
5098
5099         [copy setValue:nil forHTTPHeaderField:@"Referer"];
5100         [copy setValue:nil forHTTPHeaderField:@"Origin"];
5101
5102         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
5103         return copy;
5104     }
5105
5106     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
5107         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
5108     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
5109         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
5110
5111     bool bridged; @synchronized (HostConfig_) {
5112         bridged = [BridgedHosts_ containsObject:host];
5113     }
5114
5115     if ([url isCydiaSecure] && bridged && UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
5116         [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
5117
5118     return copy;
5119 }
5120
5121 - (void) setDelegate:(id)delegate {
5122     [super setDelegate:delegate];
5123     [cydia_ setDelegate:delegate];
5124 }
5125
5126 - (NSString *) applicationNameForUserAgent {
5127     return UserAgent_;
5128 }
5129
5130 - (id) init {
5131     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
5132         cydia_ = [[[CydiaObject alloc] initWithDelegate:self.indirect] autorelease];
5133     } return self;
5134 }
5135
5136 @end
5137
5138 @interface AppCacheController : CydiaWebViewController {
5139 }
5140
5141 @end
5142
5143 @implementation AppCacheController
5144
5145 - (void) didReceiveMemoryWarning {
5146     // XXX: this doesn't work
5147 }
5148
5149 - (bool) retainsNetworkActivityIndicator {
5150     return false;
5151 }
5152
5153 @end
5154 /* }}} */
5155
5156 // CydiaScript {{{
5157 @interface NSObject (CydiaScript)
5158 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
5159 @end
5160
5161 @implementation NSObject (CydiaScript)
5162
5163 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5164     return self;
5165 }
5166
5167 @end
5168
5169 @implementation NSArray (CydiaScript)
5170
5171 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5172     WebScriptObject *object([context evaluateWebScript:@"[]"]);
5173     for (size_t i(0), e([self count]); i != e; ++i)
5174         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
5175     return object;
5176 }
5177
5178 @end
5179
5180 @implementation NSDictionary (CydiaScript)
5181
5182 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5183     WebScriptObject *object([context evaluateWebScript:@"({})"]);
5184     for (id i in self)
5185         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
5186     return object;
5187 }
5188
5189 @end
5190 // }}}
5191
5192 /* Confirmation Controller {{{ */
5193 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
5194     if (!iterator.end())
5195         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
5196             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
5197                 continue;
5198             pkgCache::PkgIterator package(dep.TargetPkg());
5199             if (package.end())
5200                 continue;
5201             if (strcmp(package.Name(), "mobilesubstrate") == 0)
5202                 return true;
5203         }
5204
5205     return false;
5206 }
5207
5208 @protocol ConfirmationControllerDelegate
5209 - (void) cancelAndClear:(bool)clear;
5210 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
5211 - (void) queue;
5212 @end
5213
5214 @interface ConfirmationController : CydiaWebViewController {
5215     _transient Database *database_;
5216
5217     _H<UIAlertView> essential_;
5218
5219     _H<NSDictionary> changes_;
5220     _H<NSMutableArray> issues_;
5221     _H<NSDictionary> sizes_;
5222
5223     BOOL substrate_;
5224 }
5225
5226 - (id) initWithDatabase:(Database *)database;
5227
5228 @end
5229
5230 @implementation ConfirmationController
5231
5232 - (void) complete {
5233     if (substrate_)
5234         RestartSubstrate_ = true;
5235     [self.delegate confirmWithNavigationController:[self navigationController]];
5236 }
5237
5238 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
5239     NSString *context([alert context]);
5240
5241     if ([context isEqualToString:@"remove"]) {
5242         if (button == [alert cancelButtonIndex])
5243             [self _doContinue];
5244         else if (button == [alert firstOtherButtonIndex]) {
5245             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
5246         }
5247
5248         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5249     } else if ([context isEqualToString:@"unable"]) {
5250         [self dismissModalViewControllerAnimated:YES];
5251         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5252     } else {
5253         [super alertView:alert clickedButtonAtIndex:button];
5254     }
5255 }
5256
5257 - (void) _doContinue {
5258     [self.delegate cancelAndClear:NO];
5259     [self dismissModalViewControllerAnimated:YES];
5260 }
5261
5262 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
5263     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
5264     return nil;
5265 }
5266
5267 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5268     [super webView:view didClearWindowObject:window forFrame:frame];
5269
5270     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
5271         (id) changes_, @"changes",
5272         (id) issues_, @"issues",
5273         (id) sizes_, @"sizes",
5274         self, @"queue",
5275     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
5276 }
5277
5278 - (id) initWithDatabase:(Database *)database {
5279     if ((self = [super init]) != nil) {
5280         database_ = database;
5281
5282         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
5283         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
5284         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
5285         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
5286         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
5287
5288         bool remove(false);
5289
5290         pkgCacheFile &cache([database_ cache]);
5291         NSArray *packages([database_ packages]);
5292         pkgDepCache::Policy *policy([database_ policy]);
5293
5294         issues_ = [NSMutableArray arrayWithCapacity:4];
5295
5296         for (Package *package in packages) {
5297             pkgCache::PkgIterator iterator([package iterator]);
5298             NSString *name([package id]);
5299
5300             if ([package broken]) {
5301                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
5302
5303                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5304                     name, @"package",
5305                     reasons, @"reasons",
5306                 nil]];
5307
5308                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
5309                 if (ver.end())
5310                     continue;
5311
5312                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
5313                     pkgCache::DepIterator start;
5314                     pkgCache::DepIterator end;
5315                     dep.GlobOr(start, end); // ++dep
5316
5317                     if (!cache->IsImportantDep(end))
5318                         continue;
5319                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
5320                         continue;
5321
5322                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
5323
5324                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5325                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
5326                         clauses, @"clauses",
5327                     nil]];
5328
5329                     _forever {
5330                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
5331
5332                         pkgCache::PkgIterator target(start.TargetPkg());
5333                         if (target->ProvidesList != 0)
5334                             reason = @"missing";
5335                         else {
5336                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
5337                             if (!ver.end()) {
5338                                 reason = @"installed";
5339                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
5340                             } else if (!cache[target].CandidateVerIter(cache).end())
5341                                 reason = @"uninstalled";
5342                             else if (target->ProvidesList == 0)
5343                                 reason = @"uninstallable";
5344                             else
5345                                 reason = @"virtual";
5346                         }
5347
5348                         NSDictionary *version(start.TargetVer() == 0 ? (NSDictionary *) [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
5349                             [NSString stringWithUTF8String:start.CompType()], @"operator",
5350                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
5351                         nil]);
5352
5353                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5354                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
5355                             version, @"version",
5356                             reason, @"reason",
5357                             installed, @"installed",
5358                         nil]];
5359
5360                         // yes, seriously. (wtf?)
5361                         if (start == end)
5362                             break;
5363                         ++start;
5364                     }
5365                 }
5366             }
5367
5368             pkgDepCache::StateCache &state(cache[iterator]);
5369
5370             static RegEx special_r("(firmware|gsc\\..*|cy\\+.*)");
5371
5372             if (state.NewInstall())
5373                 [installs addObject:name];
5374             // XXX: else if (state.Install())
5375             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
5376                 [reinstalls addObject:name];
5377             // XXX: move before previous if
5378             else if (state.Upgrade())
5379                 [upgrades addObject:name];
5380             else if (state.Downgrade())
5381                 [downgrades addObject:name];
5382             else if (!state.Delete())
5383                 // XXX: _assert(state.Keep());
5384                 continue;
5385             else if (special_r(name))
5386                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5387                     [NSNull null], @"package",
5388                     [NSArray arrayWithObjects:
5389                         [NSDictionary dictionaryWithObjectsAndKeys:
5390                             @"Conflicts", @"relationship",
5391                             [NSArray arrayWithObjects:
5392                                 [NSDictionary dictionaryWithObjectsAndKeys:
5393                                     name, @"package",
5394                                     [NSNull null], @"version",
5395                                     @"installed", @"reason",
5396                                 nil],
5397                             nil], @"clauses",
5398                         nil],
5399                     nil], @"reasons",
5400                 nil]];
5401             else {
5402                 if ([package essential])
5403                     remove = true;
5404                 [removes addObject:name];
5405             }
5406
5407             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
5408             substrate_ |= DepSubstrate(iterator.CurrentVer());
5409         }
5410
5411         if (!remove)
5412             essential_ = nil;
5413         else if (Advanced_) {
5414             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
5415
5416             essential_ = [[[UIAlertView alloc]
5417                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
5418                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
5419                 delegate:self
5420                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
5421                 otherButtonTitles:
5422                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
5423                 nil
5424             ] autorelease];
5425
5426             [essential_ setContext:@"remove"];
5427             [essential_ setNumberOfRows:2];
5428         } else {
5429             essential_ = [[[UIAlertView alloc]
5430                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5431                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5432                 delegate:self
5433                 cancelButtonTitle:UCLocalize("OKAY")
5434                 otherButtonTitles:nil
5435             ] autorelease];
5436
5437             [essential_ setContext:@"unable"];
5438         }
5439
5440         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5441             installs, @"installs",
5442             reinstalls, @"reinstalls",
5443             upgrades, @"upgrades",
5444             downgrades, @"downgrades",
5445             removes, @"removes",
5446         nil];
5447
5448         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5449             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5450             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5451         nil];
5452
5453         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5454     } return self;
5455 }
5456
5457 - (UIBarButtonItem *) leftButton {
5458     return [[[UIBarButtonItem alloc]
5459         initWithTitle:UCLocalize("CANCEL")
5460         style:UIBarButtonItemStylePlain
5461         target:self
5462         action:@selector(cancelButtonClicked)
5463     ] autorelease];
5464 }
5465
5466 #if !AlwaysReload
5467 - (void) applyRightButton {
5468     if ([issues_ count] == 0 && ![self isLoading])
5469         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5470             initWithTitle:UCLocalize("CONFIRM")
5471             style:UIBarButtonItemStyleDone
5472             target:self
5473             action:@selector(confirmButtonClicked)
5474         ] autorelease]];
5475     else
5476         [[self navigationItem] setRightBarButtonItem:nil];
5477 }
5478 #endif
5479
5480 - (void) cancelButtonClicked {
5481     [self.delegate cancelAndClear:YES];
5482     [self dismissModalViewControllerAnimated:YES];
5483 }
5484
5485 #if !AlwaysReload
5486 - (void) confirmButtonClicked {
5487     if (essential_ != nil)
5488         [essential_ show];
5489     else
5490         [self complete];
5491 }
5492 #endif
5493
5494 @end
5495 /* }}} */
5496
5497 /* Progress Data {{{ */
5498 @interface CydiaProgressData : NSObject {
5499     _transient id delegate_;
5500
5501     bool running_;
5502     float percent_;
5503
5504     float current_;
5505     float total_;
5506     float speed_;
5507
5508     _H<NSMutableArray> events_;
5509     _H<NSString> title_;
5510
5511     _H<NSString> status_;
5512     _H<NSString> finish_;
5513 }
5514
5515 @end
5516
5517 @implementation CydiaProgressData
5518
5519 + (NSArray *) _attributeKeys {
5520     return [NSArray arrayWithObjects:
5521         @"current",
5522         @"events",
5523         @"finish",
5524         @"percent",
5525         @"running",
5526         @"speed",
5527         @"title",
5528         @"total",
5529     nil];
5530 }
5531
5532 - (NSArray *) attributeKeys {
5533     return [[self class] _attributeKeys];
5534 }
5535
5536 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5537     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5538 }
5539
5540 - (id) init {
5541     if ((self = [super init]) != nil) {
5542         events_ = [NSMutableArray arrayWithCapacity:32];
5543     } return self;
5544 }
5545
5546 - (id) delegate {
5547     return delegate_;
5548 }
5549
5550 - (void) setDelegate:(id)delegate {
5551     delegate_ = delegate;
5552 }
5553
5554 - (void) setPercent:(float)value {
5555     percent_ = value;
5556 }
5557
5558 - (NSNumber *) percent {
5559     return [NSNumber numberWithFloat:percent_];
5560 }
5561
5562 - (void) setCurrent:(float)value {
5563     current_ = value;
5564 }
5565
5566 - (NSNumber *) current {
5567     return [NSNumber numberWithFloat:current_];
5568 }
5569
5570 - (void) setTotal:(float)value {
5571     total_ = value;
5572 }
5573
5574 - (NSNumber *) total {
5575     return [NSNumber numberWithFloat:total_];
5576 }
5577
5578 - (void) setSpeed:(float)value {
5579     speed_ = value;
5580 }
5581
5582 - (NSNumber *) speed {
5583     return [NSNumber numberWithFloat:speed_];
5584 }
5585
5586 - (NSArray *) events {
5587     return events_;
5588 }
5589
5590 - (void) removeAllEvents {
5591     [events_ removeAllObjects];
5592 }
5593
5594 - (void) addEvent:(CydiaProgressEvent *)event {
5595     [events_ addObject:event];
5596 }
5597
5598 - (void) setTitle:(NSString *)text {
5599     title_ = text;
5600 }
5601
5602 - (NSString *) title {
5603     return title_;
5604 }
5605
5606 - (void) setFinish:(NSString *)text {
5607     finish_ = text;
5608 }
5609
5610 - (NSString *) finish {
5611     return (id) finish_ ?: [NSNull null];
5612 }
5613
5614 - (void) setRunning:(bool)running {
5615     running_ = running;
5616 }
5617
5618 - (NSNumber *) running {
5619     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5620 }
5621
5622 @end
5623 /* }}} */
5624 /* Progress Controller {{{ */
5625 @interface ProgressController : CydiaWebViewController <
5626     ProgressDelegate
5627 > {
5628     _transient Database *database_;
5629     _H<CydiaProgressData, 1> progress_;
5630     unsigned cancel_;
5631 }
5632
5633 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5634
5635 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5636
5637 - (void) setTitle:(NSString *)title;
5638 - (void) setCancellable:(bool)cancellable;
5639
5640 @end
5641
5642 @implementation ProgressController
5643
5644 - (void) dealloc {
5645     [database_ setProgressDelegate:nil];
5646     [super dealloc];
5647 }
5648
5649 - (UIBarButtonItem *) leftButton {
5650     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5651         initWithTitle:UCLocalize("CANCEL")
5652         style:UIBarButtonItemStylePlain
5653         target:self
5654         action:@selector(cancel)
5655     ] autorelease] : nil;
5656 }
5657
5658 - (void) updateCancel {
5659     [super applyLeftButton];
5660 }
5661
5662 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5663     if ((self = [super init]) != nil) {
5664         database_ = database;
5665         self.delegate = delegate;
5666
5667         [database_ setProgressDelegate:self];
5668
5669         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5670         [progress_ setDelegate:self];
5671
5672         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5673
5674         [self setPageColor:[UIColor blackColor]];
5675
5676         [[self navigationItem] setHidesBackButton:YES];
5677
5678         [self updateCancel];
5679     } return self;
5680 }
5681
5682 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5683     [super webView:view didClearWindowObject:window forFrame:frame];
5684     [window setValue:progress_ forKey:@"cydiaProgress"];
5685 }
5686
5687 - (void) updateProgress {
5688     [self dispatchEvent:@"CydiaProgressUpdate"];
5689 }
5690
5691 - (void) viewWillAppear:(BOOL)animated {
5692     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5693     [super viewWillAppear:animated];
5694 }
5695
5696 - (void) close {
5697     UpdateExternalStatus(0);
5698
5699     if (Finish_ > 1)
5700         [self.delegate saveState];
5701
5702     switch (Finish_) {
5703         case 0:
5704             [self.delegate returnToCydia];
5705         break;
5706
5707         case 1:
5708             [self.delegate terminateWithSuccess];
5709             /*if ([self.delegate respondsToSelector:@selector(suspendWithAnimation:)])
5710                 [self.delegate suspendWithAnimation:YES];
5711             else
5712                 [self.delegate suspend];*/
5713         break;
5714
5715         case 2:
5716             _trace();
5717             goto reload;
5718
5719         case 3:
5720             _trace();
5721             goto reload;
5722
5723         reload: {
5724             UIProgressHUD *hud([self.delegate addProgressHUD]);
5725             [hud setText:UCLocalize("LOADING")];
5726             [self.delegate performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5727             return;
5728         }
5729
5730         case 4:
5731             _trace();
5732             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5733                 SBReboot(SBSSpringBoardServerPort());
5734             else
5735                 reboot2(RB_AUTOBOOT);
5736         break;
5737     }
5738
5739     [super close];
5740 }
5741
5742 - (void) setTitle:(NSString *)title {
5743     [progress_ setTitle:title];
5744     [self updateProgress];
5745 }
5746
5747 - (UIBarButtonItem *) rightButton {
5748     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5749         initWithTitle:UCLocalize("CLOSE")
5750         style:UIBarButtonItemStylePlain
5751         target:self
5752         action:@selector(close)
5753     ] autorelease];
5754 }
5755
5756 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5757     UpdateExternalStatus(1);
5758
5759     [progress_ setRunning:true];
5760     [self setTitle:title];
5761     // implicit updateProgress
5762
5763     SHA1SumValue notifyconf; {
5764         FileFd file;
5765         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5766             _error->Discard();
5767         else {
5768             MMap mmap(file, MMap::ReadOnly);
5769             SHA1Summation sha1;
5770             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5771             notifyconf = sha1.Result();
5772         }
5773     }
5774
5775     SHA1SumValue springlist; {
5776         FileFd file;
5777         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5778             _error->Discard();
5779         else {
5780             MMap mmap(file, MMap::ReadOnly);
5781             SHA1Summation sha1;
5782             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5783             springlist = sha1.Result();
5784         }
5785     }
5786
5787     if (invocation != nil) {
5788         [invocation yieldToSelector:@selector(invoke)];
5789         [self setTitle:@"COMPLETE"];
5790     }
5791
5792     if (Finish_ < 4) {
5793         FileFd file;
5794         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5795             _error->Discard();
5796         else {
5797             MMap mmap(file, MMap::ReadOnly);
5798             SHA1Summation sha1;
5799             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5800             if (!(notifyconf == sha1.Result()))
5801                 Finish_ = 4;
5802         }
5803     }
5804
5805     if (Finish_ < 3) {
5806         FileFd file;
5807         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5808             _error->Discard();
5809         else {
5810             MMap mmap(file, MMap::ReadOnly);
5811             SHA1Summation sha1;
5812             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5813             if (!(springlist == sha1.Result()))
5814                 Finish_ = 3;
5815         }
5816     }
5817
5818     if (Finish_ < 2) {
5819         if (RestartSubstrate_)
5820             Finish_ = 2;
5821     }
5822
5823     RestartSubstrate_ = false;
5824
5825     switch (Finish_) {
5826         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5827         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5828         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5829         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5830         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5831     }
5832
5833     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5834
5835     [progress_ setRunning:false];
5836     [self updateProgress];
5837
5838     [self applyRightButton];
5839 }
5840
5841 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5842     [progress_ addEvent:event];
5843     [self updateProgress];
5844 }
5845
5846 - (bool) isProgressCancelled {
5847     return cancel_ == 2;
5848 }
5849
5850 - (void) cancel {
5851     cancel_ = 2;
5852     [self updateCancel];
5853 }
5854
5855 - (void) setCancellable:(bool)cancellable {
5856     unsigned cancel(cancel_);
5857
5858     if (!cancellable)
5859         cancel_ = 0;
5860     else if (cancel_ == 0)
5861         cancel_ = 1;
5862
5863     if (cancel != cancel_)
5864         [self updateCancel];
5865 }
5866
5867 - (void) setProgressCancellable:(NSNumber *)cancellable {
5868     [self setCancellable:[cancellable boolValue]];
5869 }
5870
5871 - (void) setProgressPercent:(NSNumber *)percent {
5872     [progress_ setPercent:[percent floatValue]];
5873     [self updateProgress];
5874 }
5875
5876 - (void) setProgressStatus:(NSDictionary *)status {
5877     if (status == nil) {
5878         [progress_ setCurrent:0];
5879         [progress_ setTotal:0];
5880         [progress_ setSpeed:0];
5881     } else {
5882         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5883
5884         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5885         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5886         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5887     }
5888
5889     [self updateProgress];
5890 }
5891
5892 @end
5893 /* }}} */
5894
5895 /* Package Cell {{{ */
5896 @interface PackageCell : CyteTableViewCell <
5897     CyteTableViewCellDelegate
5898 > {
5899     _H<UIImage> icon_;
5900     _H<NSString> name_;
5901     _H<NSString> description_;
5902     bool commercial_;
5903     _H<NSString> source_;
5904     _H<UIImage> badge_;
5905     _H<UIImage> placard_;
5906     bool summarized_;
5907 }
5908
5909 - (PackageCell *) init;
5910 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5911
5912 - (void) drawContentRect:(CGRect)rect;
5913
5914 @end
5915
5916 @implementation PackageCell
5917
5918 - (PackageCell *) init {
5919     CGRect frame(CGRectMake(0, 0, 320, 74));
5920     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5921         UIView *content([self contentView]);
5922         CGRect bounds([content bounds]);
5923
5924         self.content = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5925         [self.content setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5926         [content addSubview:self.content];
5927
5928         [self.content setDelegate:self];
5929         [self.content setOpaque:YES];
5930     } return self;
5931 }
5932
5933 - (NSString *) accessibilityLabel {
5934     return name_;
5935 }
5936
5937 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5938     summarized_ = summary;
5939
5940     icon_ = nil;
5941     name_ = nil;
5942     description_ = nil;
5943     source_ = nil;
5944     badge_ = nil;
5945     placard_ = nil;
5946
5947     if (package == nil)
5948         [self.content setBackgroundColor:[UIColor whiteColor]];
5949     else {
5950         [package parse];
5951
5952         Source *source = [package source];
5953
5954         icon_ = [package icon];
5955
5956         if (NSString *name = [package name])
5957             name_ = [NSString stringWithString:name];
5958
5959         if (NSString *description = [package shortDescription])
5960             description_ = [NSString stringWithString:description];
5961
5962         commercial_ = [package isCommercial];
5963
5964         NSString *label = nil;
5965         bool trusted = false;
5966
5967         if (source != nil) {
5968             label = [source label];
5969             trusted = [source trusted];
5970         } else if ([[package id] isEqualToString:@"firmware"])
5971             label = UCLocalize("APPLE");
5972         else
5973             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5974
5975         NSString *from(label);
5976
5977         NSString *section = [package simpleSection];
5978         if (section != nil && ![section isEqualToString:label]) {
5979             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5980             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5981         }
5982
5983         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5984
5985         if (NSString *purpose = [package primaryPurpose])
5986             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5987
5988         UIColor *color;
5989         NSString *placard;
5990
5991         if (NSString *mode = [package mode]) {
5992             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5993                 color = RemovingColor_;
5994                 placard = @"removing";
5995             } else {
5996                 color = InstallingColor_;
5997                 placard = @"installing";
5998             }
5999         } else {
6000             color = [UIColor whiteColor];
6001
6002             if ([package installed] != nil)
6003                 placard = @"installed";
6004             else
6005                 placard = nil;
6006         }
6007
6008         [self.content setBackgroundColor:color];
6009
6010         if (placard != nil)
6011             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
6012     }
6013
6014     [self setNeedsDisplay];
6015     [self.content setNeedsDisplay];
6016 }
6017
6018 - (void) drawSummaryContentRect:(CGRect)rect {
6019     bool highlighted(self.highlighted);
6020     float width([self bounds].size.width);
6021
6022     if (icon_ != nil) {
6023         CGRect rect;
6024         rect.size = [(UIImage *) icon_ size];
6025
6026         while (rect.size.width > 16 || rect.size.height > 16) {
6027             rect.size.width /= 2;
6028             rect.size.height /= 2;
6029         }
6030
6031         rect.origin.x = 19 - rect.size.width / 2;
6032         rect.origin.y = 19 - rect.size.height / 2;
6033
6034         [icon_ drawInRect:Retina(rect)];
6035     }
6036
6037     if (badge_ != nil) {
6038         CGRect rect;
6039         rect.size = [(UIImage *) badge_ size];
6040
6041         rect.size.width /= 4;
6042         rect.size.height /= 4;
6043
6044         rect.origin.x = 25 - rect.size.width / 2;
6045         rect.origin.y = 25 - rect.size.height / 2;
6046
6047         [badge_ drawInRect:Retina(rect)];
6048     }
6049
6050     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6051         UISetColor(White_);
6052
6053     if (!highlighted)
6054         UISetColor(commercial_ ? Purple_ : Black_);
6055     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
6056
6057     if (placard_ != nil)
6058         [placard_ drawAtPoint:CGPointMake(width - 52, 11)];
6059 }
6060
6061 - (void) drawNormalContentRect:(CGRect)rect {
6062     bool highlighted(self.highlighted);
6063     float width([self bounds].size.width);
6064
6065     if (icon_ != nil) {
6066         CGRect rect;
6067         rect.size = [(UIImage *) icon_ size];
6068
6069         while (rect.size.width > 32 || rect.size.height > 32) {
6070             rect.size.width /= 2;
6071             rect.size.height /= 2;
6072         }
6073
6074         rect.origin.x = 25 - rect.size.width / 2;
6075         rect.origin.y = 25 - rect.size.height / 2;
6076
6077         [icon_ drawInRect:Retina(rect)];
6078     }
6079
6080     if (badge_ != nil) {
6081         CGRect rect;
6082         rect.size = [(UIImage *) badge_ size];
6083
6084         rect.size.width /= 2;
6085         rect.size.height /= 2;
6086
6087         rect.origin.x = 36 - rect.size.width / 2;
6088         rect.origin.y = 36 - rect.size.height / 2;
6089
6090         [badge_ drawInRect:Retina(rect)];
6091     }
6092
6093     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6094         UISetColor(White_);
6095
6096     if (!highlighted)
6097         UISetColor(commercial_ ? Purple_ : Black_);
6098     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
6099     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
6100
6101     if (!highlighted)
6102         UISetColor(commercial_ ? Purplish_ : Gray_);
6103     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:NSLineBreakByTruncatingTail];
6104
6105     if (placard_ != nil)
6106         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
6107 }
6108
6109 - (void) drawContentRect:(CGRect)rect {
6110     if (summarized_)
6111         [self drawSummaryContentRect:rect];
6112     else
6113         [self drawNormalContentRect:rect];
6114 }
6115
6116 @end
6117 /* }}} */
6118 /* Section Cell {{{ */
6119 @interface SectionCell : CyteTableViewCell <
6120     CyteTableViewCellDelegate
6121 > {
6122     _H<NSString> basic_;
6123     _H<NSString> section_;
6124     _H<NSString> name_;
6125     _H<NSString> count_;
6126     _H<UIImage> icon_;
6127     _H<UISwitch> switch_;
6128     BOOL editing_;
6129 }
6130
6131 - (void) setSection:(Section *)section editing:(BOOL)editing;
6132
6133 @end
6134
6135 @implementation SectionCell
6136
6137 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
6138     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
6139         icon_ = [UIImage imageNamed:@"folder.png"];
6140         // XXX: this initial frame is wrong, but is fixed later
6141         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
6142         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
6143
6144         UIView *content([self contentView]);
6145         CGRect bounds([content bounds]);
6146
6147         self.content = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
6148         [self.content setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6149         [content addSubview:self.content];
6150         [self.content setBackgroundColor:[UIColor whiteColor]];
6151
6152         [self.content setDelegate:self];
6153     } return self;
6154 }
6155
6156 - (void) onSwitch:(id)sender {
6157     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
6158     if (metadata == nil) {
6159         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
6160         [Sections_ setObject:metadata forKey:basic_];
6161     }
6162
6163     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
6164 }
6165
6166 - (void) setSection:(Section *)section editing:(BOOL)editing {
6167     if (editing != editing_) {
6168         if (editing_)
6169             [switch_ removeFromSuperview];
6170         else
6171             [self addSubview:switch_];
6172         editing_ = editing;
6173     }
6174
6175     basic_ = nil;
6176     section_ = nil;
6177     name_ = nil;
6178     count_ = nil;
6179
6180     if (section == nil) {
6181         name_ = UCLocalize("ALL_PACKAGES");
6182         count_ = nil;
6183     } else {
6184         basic_ = [section name];
6185         section_ = [section localized];
6186
6187         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
6188         count_ = [NSString stringWithFormat:@"%zd", [section count]];
6189
6190         if (editing_)
6191             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
6192     }
6193
6194     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
6195     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
6196
6197     [self.content setNeedsDisplay];
6198 }
6199
6200 - (void) setFrame:(CGRect)frame {
6201     [super setFrame:frame];
6202
6203     CGRect rect([switch_ frame]);
6204     [switch_ setFrame:CGRectMake(frame.size.width - rect.size.width - 9, 9, rect.size.width, rect.size.height)];
6205 }
6206
6207 - (NSString *) accessibilityLabel {
6208     return name_;
6209 }
6210
6211 - (void) drawContentRect:(CGRect)rect {
6212     bool highlighted(self.highlighted && !editing_);
6213
6214     [icon_ drawInRect:CGRectMake(7, 7, 32, 32)];
6215
6216     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6217         UISetColor(White_);
6218
6219     float width(rect.size.width);
6220     if (editing_)
6221         width -= 9 + [switch_ frame].size.width;
6222
6223     if (!highlighted)
6224         UISetColor(Black_);
6225     [name_ drawAtPoint:CGPointMake(48, 12) forWidth:(width - 58) withFont:Font18_ lineBreakMode:NSLineBreakByTruncatingTail];
6226
6227     CGSize size = [count_ sizeWithFont:Font14_];
6228
6229     UISetColor(Folder_);
6230     if (count_ != nil)
6231         [count_ drawAtPoint:CGPointMake(Retina(10 + (30 - size.width) / 2), 18) withFont:Font12Bold_];
6232 }
6233
6234 @end
6235 /* }}} */
6236
6237 /* File Table {{{ */
6238 @interface FileTable : CyteViewController <
6239     UITableViewDataSource,
6240     UITableViewDelegate
6241 > {
6242     _transient Database *database_;
6243     _H<Package> package_;
6244     _H<NSString> name_;
6245     _H<NSMutableArray> files_;
6246     _H<UITableView, 2> list_;
6247 }
6248
6249 - (id) initWithDatabase:(Database *)database;
6250 - (void) setPackage:(Package *)package;
6251
6252 @end
6253
6254 @implementation FileTable
6255
6256 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
6257     return files_ == nil ? 0 : [files_ count];
6258 }
6259
6260 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
6261     return 24.0f;
6262 }*/
6263
6264 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
6265     static NSString *reuseIdentifier = @"Cell";
6266
6267     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
6268     if (cell == nil) {
6269         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
6270         [cell setFont:[UIFont systemFontOfSize:16]];
6271     }
6272     [cell setText:[files_ objectAtIndex:indexPath.row]];
6273     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
6274
6275     return cell;
6276 }
6277
6278 - (NSURL *) navigationURL {
6279     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
6280 }
6281
6282 - (void) loadView {
6283     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
6284     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6285     [list_ setRowHeight:24.0f];
6286     [(UITableView *) list_ setDataSource:self];
6287     [list_ setDelegate:self];
6288     [self setView:list_];
6289 }
6290
6291 - (void) viewDidLoad {
6292     [super viewDidLoad];
6293
6294     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
6295 }
6296
6297 - (void) releaseSubviews {
6298     list_ = nil;
6299
6300     package_ = nil;
6301     files_ = nil;
6302
6303     [super releaseSubviews];
6304 }
6305
6306 - (id) initWithDatabase:(Database *)database {
6307     if ((self = [super init]) != nil) {
6308         database_ = database;
6309     } return self;
6310 }
6311
6312 - (void) setPackage:(Package *)package {
6313     package_ = nil;
6314     name_ = nil;
6315
6316     files_ = [NSMutableArray arrayWithCapacity:32];
6317
6318     if (package != nil) {
6319         package_ = package;
6320         name_ = [package id];
6321
6322         if (NSArray *files = [package files])
6323             [files_ addObjectsFromArray:files];
6324
6325         if ([files_ count] != 0) {
6326             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
6327                 [files_ removeObjectAtIndex:0];
6328             [files_ sortUsingSelector:@selector(compareByPath:)];
6329
6330             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
6331             [stack addObject:@"/"];
6332
6333             for (int i(0), e([files_ count]); i != e; ++i) {
6334                 NSString *file = [files_ objectAtIndex:i];
6335                 while (![file hasPrefix:[stack lastObject]])
6336                     [stack removeLastObject];
6337                 NSString *directory = [stack lastObject];
6338                 [stack addObject:[file stringByAppendingString:@"/"]];
6339                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
6340                     int(([stack count] - 2) * 3), "",
6341                     [file substringFromIndex:[directory length]]
6342                 ]];
6343             }
6344         }
6345     }
6346
6347     [list_ reloadData];
6348 }
6349
6350 - (void) reloadData {
6351     [super reloadData];
6352
6353     [self setPackage:[database_ packageWithName:name_]];
6354 }
6355
6356 @end
6357 /* }}} */
6358 /* Package Controller {{{ */
6359 @interface CYPackageController : CydiaWebViewController <
6360     UIActionSheetDelegate
6361 > {
6362     _transient Database *database_;
6363     _H<Package> package_;
6364     _H<NSString> name_;
6365     bool commercial_;
6366     std::vector<std::pair<_H<NSString>, _H<NSString>>> buttons_;
6367     _H<UIActionSheet> sheet_;
6368     _H<UIBarButtonItem> button_;
6369     _H<NSArray> versions_;
6370 }
6371
6372 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
6373
6374 @end
6375
6376 @implementation CYPackageController
6377
6378 - (NSURL *) navigationURL {
6379     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6380 }
6381
6382 - (void) _clickButtonWithPackage:(Package *)package {
6383     [self.delegate installPackage:package];
6384 }
6385
6386 - (void) _clickButtonWithName:(NSString *)name {
6387     if ([name isEqualToString:@"CLEAR"])
6388         return [self.delegate clearPackage:package_];
6389     else if ([name isEqualToString:@"REMOVE"])
6390         return [self.delegate removePackage:package_];
6391     else if ([name isEqualToString:@"DOWNGRADE"]) {
6392         sheet_ = [[[UIActionSheet alloc]
6393             initWithTitle:nil
6394             delegate:self
6395             cancelButtonTitle:nil
6396             destructiveButtonTitle:nil
6397             otherButtonTitles:nil
6398         ] autorelease];
6399
6400         for (Package *version in (id) versions_)
6401             [sheet_ addButtonWithTitle:[version latest]];
6402         [sheet_ setContext:@"version"];
6403
6404         [self.delegate showActionSheet:sheet_ fromItem:[[self navigationItem] rightBarButtonItem]];
6405         return;
6406     }
6407
6408     else if ([name isEqualToString:@"INSTALL"]);
6409     else if ([name isEqualToString:@"REINSTALL"]);
6410     else if ([name isEqualToString:@"UPGRADE"]);
6411     else _assert(false);
6412
6413     [self.delegate installPackage:package_];
6414 }
6415
6416 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6417     NSString *context([sheet context]);
6418     if (sheet_ == sheet)
6419         sheet_ = nil;
6420
6421     if ([context isEqualToString:@"modify"]) {
6422         if (button != [sheet cancelButtonIndex]) {
6423             if (IsWildcat_)
6424                 [self performSelector:@selector(_clickButtonWithName:) withObject:buttons_[button].first afterDelay:0];
6425             else
6426                 [self _clickButtonWithName:buttons_[button].first];
6427         }
6428
6429         [sheet dismissWithClickedButtonIndex:button animated:YES];
6430     } else if ([context isEqualToString:@"version"]) {
6431         if (button != [sheet cancelButtonIndex]) {
6432             Package *version([versions_ objectAtIndex:button]);
6433             if (IsWildcat_)
6434                 [self performSelector:@selector(_clickButtonWithPackage:) withObject:version afterDelay:0];
6435             else
6436                 [self _clickButtonWithPackage:version];
6437         }
6438
6439         [sheet dismissWithClickedButtonIndex:button animated:YES];
6440     }
6441 }
6442
6443 - (bool) _allowJavaScriptPanel {
6444     return commercial_;
6445 }
6446
6447 #if !AlwaysReload
6448 - (void) _customButtonClicked {
6449     if (commercial_ && [package_ uninstalled])
6450         return [self reloadURLWithCache:NO];
6451
6452     size_t count(buttons_.size());
6453     if (count == 0)
6454         return;
6455
6456     if (count == 1)
6457         [self _clickButtonWithName:buttons_[0].first];
6458     else {
6459         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6460         for (const auto &button : buttons_)
6461             [buttons addObject:button.second];
6462
6463         sheet_ = [[[UIActionSheet alloc]
6464             initWithTitle:nil
6465             delegate:self
6466             cancelButtonTitle:nil
6467             destructiveButtonTitle:nil
6468             otherButtonTitles:nil
6469         ] autorelease];
6470
6471         for (NSString *button in buttons)
6472             [sheet_ addButtonWithTitle:button];
6473         [sheet_ setContext:@"modify"];
6474
6475         [self.delegate showActionSheet:sheet_ fromItem:[[self navigationItem] rightBarButtonItem]];
6476     }
6477 }
6478
6479 - (void) applyLoadingTitle {
6480     // Don't show "Loading" as the title. Ever.
6481 }
6482
6483 - (UIBarButtonItem *) rightButton {
6484     return button_;
6485 }
6486 #endif
6487
6488 - (void) setPageColor:(UIColor *)color {
6489     return [super setPageColor:nil];
6490 }
6491
6492 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6493     if ((self = [super init]) != nil) {
6494         database_ = database;
6495         name_ = name == nil ? @"" : [NSString stringWithString:name];
6496         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6497     } return self;
6498 }
6499
6500 - (void) reloadData {
6501     [super reloadData];
6502
6503     [sheet_ dismissWithClickedButtonIndex:[sheet_ cancelButtonIndex] animated:YES];
6504     sheet_ = nil;
6505
6506     package_ = [database_ packageWithName:name_];
6507     versions_ = [package_ downgrades];
6508
6509     buttons_.clear();
6510
6511     if (package_ != nil) {
6512         [(Package *) package_ parse];
6513
6514         commercial_ = [package_ isCommercial];
6515
6516         if ([package_ mode] != nil)
6517             buttons_.push_back(std::make_pair(@"CLEAR", UCLocalize("CLEAR")));
6518         if ([package_ source] == nil);
6519         else if ([package_ upgradableAndEssential:NO])
6520             buttons_.push_back(std::make_pair(@"UPGRADE", UCLocalize("UPGRADE")));
6521         else if ([package_ uninstalled])
6522             buttons_.push_back(std::make_pair(@"INSTALL", UCLocalize("INSTALL")));
6523         else
6524             buttons_.push_back(std::make_pair(@"REINSTALL", UCLocalize("REINSTALL")));
6525         if (![package_ uninstalled])
6526             buttons_.push_back(std::make_pair(@"REMOVE", UCLocalize("REMOVE")));
6527         if ([versions_ count] != 0)
6528             buttons_.push_back(std::make_pair(@"DOWNGRADE", UCLocalize("DOWNGRADE")));
6529     }
6530
6531     NSString *title;
6532     switch (buttons_.size()) {
6533         case 0: title = nil; break;
6534         case 1: title = buttons_[0].second; break;
6535         default: title = UCLocalize("MODIFY"); break;
6536     }
6537
6538     button_ = [[[UIBarButtonItem alloc]
6539         initWithTitle:title
6540         style:UIBarButtonItemStylePlain
6541         target:self
6542         action:@selector(customButtonClicked)
6543     ] autorelease];
6544 }
6545
6546 - (bool) isLoading {
6547     return commercial_ ? [super isLoading] : false;
6548 }
6549
6550 @end
6551 /* }}} */
6552
6553 /* Package List Controller {{{ */
6554 @interface PackageListController : CyteViewController <
6555     UITableViewDataSource,
6556     UITableViewDelegate
6557 > {
6558     _transient Database *database_;
6559     unsigned era_;
6560     _H<NSArray> packages_;
6561     _H<NSArray> sections_;
6562     _H<UITableView, 2> list_;
6563
6564     _H<NSArray> thumbs_;
6565     std::vector<NSInteger> offset_;
6566
6567     _H<NSString> title_;
6568     unsigned reloading_;
6569 }
6570
6571 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6572 - (void) resetCursor;
6573 - (void) clearData;
6574
6575 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages;
6576
6577 @end
6578
6579 @implementation PackageListController
6580
6581 - (NSURL *) referrerURL {
6582     return [self navigationURL];
6583 }
6584
6585 - (bool) isSummarized {
6586     return false;
6587 }
6588
6589 - (bool) showsSections {
6590     return true;
6591 }
6592
6593 - (void) deselectWithAnimation:(BOOL)animated {
6594     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6595 }
6596
6597 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6598     CGRect base = [[self view] bounds];
6599     base.size.height -= bounds.size.height;
6600     base.origin = [list_ frame].origin;
6601
6602     [UIView beginAnimations:nil context:NULL];
6603     [UIView setAnimationBeginsFromCurrentState:YES];
6604     [UIView setAnimationCurve:curve];
6605     [UIView setAnimationDuration:duration];
6606     [list_ setFrame:base];
6607     [UIView commitAnimations];
6608 }
6609
6610 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6611     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6612 }
6613
6614 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6615     [self resizeForKeyboardBounds:bounds duration:0];
6616 }
6617
6618 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6619     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6620         *curve = UIViewAnimationCurveEaseInOut;
6621     else
6622         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6623
6624     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6625         *duration = 0.3;
6626     else
6627         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6628 }
6629
6630 - (void) keyboardWillShow:(NSNotification *)notification {
6631     CGRect bounds;
6632     CGPoint center;
6633     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6634     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6635
6636     NSTimeInterval duration;
6637     UIViewAnimationCurve curve;
6638     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6639
6640     CGRect kbframe = CGRectMake(Retina(center.x - bounds.size.width / 2), Retina(center.y - bounds.size.height / 2), bounds.size.width, bounds.size.height);
6641     UIViewController *base = self;
6642     while ([base parentOrPresentingViewController] != nil)
6643         base = [base parentOrPresentingViewController];
6644     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6645     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6646
6647     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6648         intersection.size.height += CYStatusBarHeight();
6649
6650     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6651 }
6652
6653 - (void) keyboardWillHide:(NSNotification *)notification {
6654     NSTimeInterval duration;
6655     UIViewAnimationCurve curve;
6656     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6657
6658     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6659 }
6660
6661 - (void) viewWillAppear:(BOOL)animated {
6662     [super viewWillAppear:animated];
6663
6664     [self resizeForKeyboardBounds:CGRectZero];
6665     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6666     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6667 }
6668
6669 - (void) viewWillDisappear:(BOOL)animated {
6670     [super viewWillDisappear:animated];
6671
6672     [self resizeForKeyboardBounds:CGRectZero];
6673     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6674     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6675 }
6676
6677 - (void) viewDidAppear:(BOOL)animated {
6678     [super viewDidAppear:animated];
6679     [self deselectWithAnimation:animated];
6680 }
6681
6682 - (void) didSelectPackage:(Package *)package {
6683     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6684     [view setDelegate:self.delegate];
6685     [[self navigationController] pushViewController:view animated:YES];
6686 }
6687
6688 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6689     NSInteger count([sections_ count]);
6690     return count == 0 ? 1 : count;
6691 }
6692
6693 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6694     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6695         return nil;
6696     return [[sections_ objectAtIndex:section] name];
6697 }
6698
6699 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6700     if ([sections_ count] == 0)
6701         return 0;
6702     return [[sections_ objectAtIndex:section] count];
6703 }
6704
6705 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6706 @synchronized (database_) {
6707     if ([database_ era] != era_)
6708         return nil;
6709
6710     Section *section([sections_ objectAtIndex:[path section]]);
6711     NSInteger row([path row]);
6712     Package *package([packages_ objectAtIndex:([section row] + row)]);
6713     return [[package retain] autorelease];
6714 } }
6715
6716 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6717     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6718     if (cell == nil)
6719         cell = [[[PackageCell alloc] init] autorelease];
6720
6721     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6722     [cell setPackage:package asSummary:[self isSummarized]];
6723     return cell;
6724 }
6725
6726 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6727     Package *package([self packageAtIndexPath:path]);
6728     package = [database_ packageWithName:[package id]];
6729     [self didSelectPackage:package];
6730 }
6731
6732 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6733     return thumbs_;
6734 }
6735
6736 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6737     return offset_[index];
6738 }
6739
6740 - (void) updateHeight {
6741     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6742 }
6743
6744 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6745     if ((self = [super init]) != nil) {
6746         database_ = database;
6747         title_ = [title copy];
6748         [[self navigationItem] setTitle:title_];
6749     } return self;
6750 }
6751
6752 - (void) loadView {
6753     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6754     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6755     [self setView:view];
6756
6757     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6758     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6759     [view addSubview:list_];
6760
6761     // XXX: is 20 the most optimal number here?
6762     [list_ setSectionIndexMinimumDisplayRowCount:20];
6763
6764     [(UITableView *) list_ setDataSource:self];
6765     [list_ setDelegate:self];
6766
6767     [self updateHeight];
6768 }
6769
6770 - (void) releaseSubviews {
6771     list_ = nil;
6772
6773     packages_ = nil;
6774     sections_ = nil;
6775
6776     thumbs_ = nil;
6777     offset_.clear();
6778
6779     [super releaseSubviews];
6780 }
6781
6782 - (bool) shouldYield {
6783     return false;
6784 }
6785
6786 - (bool) shouldBlock {
6787     return false;
6788 }
6789
6790 - (NSMutableArray *) _reloadPackages {
6791 @synchronized (database_) {
6792     era_ = [database_ era];
6793     NSArray *packages([database_ packages]);
6794
6795     return [NSMutableArray arrayWithArray:packages];
6796 } }
6797
6798 - (void) _reloadData {
6799     if (reloading_ != 0) {
6800         reloading_ = 2;
6801         return;
6802     }
6803
6804     NSMutableArray *packages;
6805
6806   reload:
6807     if ([self shouldYield]) {
6808         do {
6809             UIProgressHUD *hud;
6810
6811             if (![self shouldBlock])
6812                 hud = nil;
6813             else {
6814                 hud = [self.delegate addProgressHUD];
6815                 [hud setText:UCLocalize("LOADING")];
6816             }
6817
6818             reloading_ = 1;
6819             packages = [self yieldToSelector:@selector(_reloadPackages)];
6820
6821             if (hud != nil)
6822                 [self.delegate removeProgressHUD:hud];
6823         } while (reloading_ == 2);
6824     } else {
6825         packages = [self _reloadPackages];
6826     }
6827
6828 @synchronized (database_) {
6829     if (era_ != [database_ era])
6830         goto reload;
6831     reloading_ = 0;
6832
6833     thumbs_ = nil;
6834     offset_.clear();
6835
6836     packages_ = packages;
6837
6838     if ([self showsSections])
6839         sections_ = [self sectionsForPackages:packages];
6840     else {
6841         Section *section([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6842         [section setCount:[packages_ count]];
6843         sections_ = [NSArray arrayWithObject:section];
6844     }
6845
6846     [self updateHeight];
6847
6848     _profile(PackageTable$reloadData$List)
6849         [(UITableView *) list_ setDataSource:self];
6850         [list_ reloadData];
6851     _end
6852 }
6853
6854     PrintTimes();
6855 }
6856
6857 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
6858     Section *prefix([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6859     size_t end([packages count]);
6860
6861     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
6862     Section *section(prefix);
6863
6864     thumbs_ = CollationThumbs_;
6865     offset_ = CollationOffset_;
6866
6867     size_t offset(0);
6868     size_t offsets([CollationStarts_ count]);
6869
6870     NSString *start([CollationStarts_ objectAtIndex:offset]);
6871     size_t length([start length]);
6872
6873     for (size_t index(0); index != end; ++index) {
6874         if (start != nil) {
6875             Package *package([packages objectAtIndex:index]);
6876             NSString *name(PackageName(package, @selector(cyname)));
6877
6878             //while ([start compare:name options:NSNumericSearch range:NSMakeRange(0, length) locale:CollationLocale_] != NSOrderedDescending) {
6879             while (StringNameCompare(start, name, length) != kCFCompareGreaterThan) {
6880                 NSString *title([CollationTitles_ objectAtIndex:offset]);
6881                 section = [[[Section alloc] initWithName:title row:index localize:NO] autorelease];
6882                 [sections addObject:section];
6883
6884                 start = ++offset == offsets ? nil : [CollationStarts_ objectAtIndex:offset];
6885                 if (start == nil)
6886                     break;
6887                 length = [start length];
6888             }
6889         }
6890
6891         [section addToCount];
6892     }
6893
6894     for (; offset != offsets; ++offset) {
6895         NSString *title([CollationTitles_ objectAtIndex:offset]);
6896         Section *section([[[Section alloc] initWithName:title row:end localize:NO] autorelease]);
6897         [sections addObject:section];
6898     }
6899
6900     if ([prefix count] != 0) {
6901         Section *suffix([sections lastObject]);
6902         [prefix setName:[suffix name]];
6903         [suffix setName:nil];
6904         [sections insertObject:prefix atIndex:(offsets - 1)];
6905     }
6906
6907     return sections;
6908 }
6909
6910 - (void) reloadData {
6911     [super reloadData];
6912
6913     if ([self shouldYield])
6914         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6915     else
6916         [self _reloadData];
6917 }
6918
6919 - (void) resetCursor {
6920     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6921 }
6922
6923 - (void) clearData {
6924     [self updateHeight];
6925
6926     [list_ setDataSource:nil];
6927     [list_ reloadData];
6928
6929     [self resetCursor];
6930 }
6931
6932 @end
6933 /* }}} */
6934 /* Filtered Package List Controller {{{ */
6935 typedef Function<bool, Package *> PackageFilter;
6936 typedef Function<void, NSMutableArray *> PackageSorter;
6937 @interface FilteredPackageListController : PackageListController {
6938     PackageFilter filter_;
6939     PackageSorter sorter_;
6940 }
6941
6942 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter;
6943
6944 - (void) setFilter:(PackageFilter)filter;
6945 - (void) setSorter:(PackageSorter)sorter;
6946
6947 @end
6948
6949 @implementation FilteredPackageListController
6950
6951 - (void) setFilter:(PackageFilter)filter {
6952 @synchronized (self) {
6953     filter_ = filter;
6954 } }
6955
6956 - (void) setSorter:(PackageSorter)sorter {
6957 @synchronized (self) {
6958     sorter_ = sorter;
6959 } }
6960
6961 - (NSMutableArray *) _reloadPackages {
6962 @synchronized (database_) {
6963     era_ = [database_ era];
6964
6965     NSArray *packages([database_ packages]);
6966     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6967
6968     PackageFilter filter;
6969     PackageSorter sorter;
6970
6971     @synchronized (self) {
6972         filter = filter_;
6973         sorter = sorter_;
6974     }
6975
6976     _profile(PackageTable$reloadData$Filter)
6977         for (Package *package in packages)
6978             if (filter(package))
6979                 [filtered addObject:package];
6980     _end
6981
6982     if (sorter)
6983         sorter(filtered);
6984     return filtered;
6985 } }
6986
6987 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter {
6988     if ((self = [super initWithDatabase:database title:title]) != nil) {
6989         [self setFilter:filter];
6990     } return self;
6991 }
6992
6993 @end
6994 /* }}} */
6995
6996 /* Home Controller {{{ */
6997 @interface HomeController : CydiaWebViewController {
6998     CFRunLoopRef runloop_;
6999     SCNetworkReachabilityRef reachability_;
7000 }
7001
7002 @end
7003
7004 @implementation HomeController
7005
7006 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
7007     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
7008 }
7009
7010 - (id) init {
7011     if ((self = [super init]) != nil) {
7012         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
7013         [self reloadData];
7014
7015         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
7016         if (reachability_ != NULL) {
7017             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
7018             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
7019
7020             CFRunLoopRef runloop(CFRunLoopGetCurrent());
7021             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
7022                 runloop_ = runloop;
7023         }
7024     } return self;
7025 }
7026
7027 - (void) dealloc {
7028     if (reachability_ != NULL && runloop_ != NULL)
7029         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
7030     [super dealloc];
7031 }
7032
7033 - (NSURL *) navigationURL {
7034     return [NSURL URLWithString:@"cydia://home"];
7035 }
7036
7037 - (void) aboutButtonClicked {
7038     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
7039
7040     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
7041     [alert addButtonWithTitle:UCLocalize("CLOSE")];
7042     [alert setCancelButtonIndex:0];
7043
7044     [alert setMessage:
7045         @"Copyright \u00a9 2008-2015\n"
7046         "SaurikIT, LLC\n"
7047         "\n"
7048         "Jay Freeman (saurik)\n"
7049         "saurik@saurik.com\n"
7050         "http://www.saurik.com/"
7051     ];
7052
7053     [alert show];
7054 }
7055
7056 - (UIBarButtonItem *) leftButton {
7057     return [[[UIBarButtonItem alloc]
7058         initWithTitle:UCLocalize("ABOUT")
7059         style:UIBarButtonItemStylePlain
7060         target:self
7061         action:@selector(aboutButtonClicked)
7062     ] autorelease];
7063 }
7064
7065 @end
7066 /* }}} */
7067
7068 /* Cydia Tab Bar Controller {{{ */
7069 @interface CydiaTabBarController : CyteTabBarController <
7070     UITabBarControllerDelegate,
7071     FetchDelegate
7072 > {
7073     _transient Database *database_;
7074
7075     _H<UIActivityIndicatorView> indicator_;
7076
7077     bool updating_;
7078     // XXX: ok, "updatedelegate_"?...
7079     _transient NSObject<CydiaDelegate> *updatedelegate_;
7080 }
7081
7082 - (void) beginUpdate;
7083 - (BOOL) updating;
7084
7085 @end
7086
7087 @implementation CydiaTabBarController
7088
7089 - (id) initWithDatabase:(Database *)database {
7090     if ((self = [super init]) != nil) {
7091         database_ = database;
7092         [self setDelegate:self];
7093
7094         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteTiny] autorelease];
7095         [indicator_ setOrigin:CGPointMake(kCFCoreFoundationVersionNumber >= 800 ? 2 : 4, 2)];
7096
7097         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7098     } return self;
7099 }
7100
7101 - (void) beginUpdate {
7102     if (updating_)
7103         return;
7104
7105     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7106     UITabBarItem *item([controller tabBarItem]);
7107
7108     [item setBadgeValue:@""];
7109     UIView *badge(MSHookIvar<UIView *>([item view], "_badge"));
7110
7111     [indicator_ startAnimating];
7112     [badge addSubview:indicator_];
7113
7114     [updatedelegate_ retainNetworkActivityIndicator];
7115     updating_ = true;
7116
7117     [NSThread
7118         detachNewThreadSelector:@selector(performUpdate)
7119         toTarget:self
7120         withObject:nil
7121     ];
7122 }
7123
7124 - (void) performUpdate {
7125     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
7126
7127     SourceStatus status(self, database_);
7128     [database_ updateWithStatus:status];
7129
7130     [self
7131         performSelectorOnMainThread:@selector(completeUpdate)
7132         withObject:nil
7133         waitUntilDone:NO
7134     ];
7135
7136     [pool release];
7137 }
7138
7139 - (void) stopUpdateWithSelector:(SEL)selector {
7140     updating_ = false;
7141     [updatedelegate_ releaseNetworkActivityIndicator];
7142
7143     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7144     [[controller tabBarItem] setBadgeValue:nil];
7145
7146     [indicator_ removeFromSuperview];
7147     [indicator_ stopAnimating];
7148
7149     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
7150 }
7151
7152 - (void) completeUpdate {
7153     if (!updating_)
7154         return;
7155     [self stopUpdateWithSelector:@selector(reloadData)];
7156 }
7157
7158 - (void) cancelUpdate {
7159     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
7160 }
7161
7162 - (void) cancelPressed {
7163     [self cancelUpdate];
7164 }
7165
7166 - (BOOL) updating {
7167     return updating_;
7168 }
7169
7170 - (bool) isSourceCancelled {
7171     return !updating_;
7172 }
7173
7174 - (void) startSourceFetch:(NSString *)uri {
7175 }
7176
7177 - (void) stopSourceFetch:(NSString *)uri {
7178 }
7179
7180 - (void) setUpdateDelegate:(id)delegate {
7181     updatedelegate_ = delegate;
7182 }
7183
7184 @end
7185 /* }}} */
7186
7187 /* Cydia:// Protocol {{{ */
7188 @interface CydiaURLProtocol : NSURLProtocol {
7189 }
7190
7191 @end
7192
7193 @implementation CydiaURLProtocol
7194
7195 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7196     NSURL *url([request URL]);
7197     if (url == nil)
7198         return NO;
7199
7200     NSString *scheme([[url scheme] lowercaseString]);
7201     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7202         return YES;
7203     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7204         return YES;
7205
7206     return NO;
7207 }
7208
7209 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7210     return request;
7211 }
7212
7213 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7214     id<NSURLProtocolClient> client([self client]);
7215     if (icon == nil)
7216         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7217     else {
7218         NSData *data(UIImagePNGRepresentation(icon));
7219
7220         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7221         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7222         [client URLProtocol:self didLoadData:data];
7223         [client URLProtocolDidFinishLoading:self];
7224     }
7225 }
7226
7227 - (void) startLoading {
7228     id<NSURLProtocolClient> client([self client]);
7229     NSURLRequest *request([self request]);
7230
7231     NSURL *url([request URL]);
7232     NSString *href([url absoluteString]);
7233     NSString *scheme([[url scheme] lowercaseString]);
7234
7235     NSString *path;
7236
7237     if ([scheme isEqualToString:@"cydia"])
7238         path = [href substringFromIndex:8];
7239     else if ([scheme isEqualToString:@"about"])
7240         path = [href substringFromIndex:12];
7241     else _assert(false);
7242
7243     NSRange slash([path rangeOfString:@"/"]);
7244
7245     NSString *command;
7246     if (slash.location == NSNotFound) {
7247         command = path;
7248         path = nil;
7249     } else {
7250         command = [path substringToIndex:slash.location];
7251         path = [path substringFromIndex:(slash.location + 1)];
7252     }
7253
7254     Database *database([Database sharedInstance]);
7255
7256     if (false);
7257     else if ([command isEqualToString:@"application-icon"]) {
7258         if (path == nil)
7259             goto fail;
7260         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7261
7262         UIImage *icon(nil);
7263
7264         if (icon == nil && $SBSCopyIconImagePNGDataForDisplayIdentifier != NULL) {
7265             NSData *data([$SBSCopyIconImagePNGDataForDisplayIdentifier(path) autorelease]);
7266             icon = [UIImage imageWithData:data];
7267         }
7268
7269         if (icon == nil)
7270             if (NSString *file = SBSCopyIconImagePathForDisplayIdentifier(path))
7271                 icon = [UIImage imageAtPath:file];
7272
7273         if (icon == nil)
7274             icon = [UIImage imageNamed:@"unknown.png"];
7275
7276         [self _returnPNGWithImage:icon forRequest:request];
7277     } else if ([command isEqualToString:@"package-icon"]) {
7278         if (path == nil)
7279             goto fail;
7280         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7281         Package *package([database packageWithName:path]);
7282         if (package == nil)
7283             goto fail;
7284         [package parse];
7285         UIImage *icon([package icon]);
7286         [self _returnPNGWithImage:icon forRequest:request];
7287     } else if ([command isEqualToString:@"uikit-image"]) {
7288         if (path == nil)
7289             goto fail;
7290         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7291         UIImage *icon(_UIImageWithName(path));
7292         [self _returnPNGWithImage:icon forRequest:request];
7293     } else if ([command isEqualToString:@"section-icon"]) {
7294         if (path == nil)
7295             goto fail;
7296         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7297         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7298         if (icon == nil)
7299             icon = [UIImage imageNamed:@"unknown.png"];
7300         [self _returnPNGWithImage:icon forRequest:request];
7301     } else fail: {
7302         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7303     }
7304 }
7305
7306 - (void) stopLoading {
7307 }
7308
7309 @end
7310 /* }}} */
7311
7312 /* Section Controller {{{ */
7313 @interface SectionController : FilteredPackageListController {
7314     _H<NSString> key_;
7315     _H<NSString> section_;
7316 }
7317
7318 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section;
7319
7320 @end
7321
7322 @implementation SectionController
7323
7324 - (NSURL *) referrerURL {
7325     NSString *name(section_);
7326     name = name ?: @"*";
7327     NSString *key(key_);
7328     key = key ?: @"*";
7329     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@/%@", UI_, [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7330 }
7331
7332 - (NSURL *) navigationURL {
7333     NSString *name(section_);
7334     name = name ?: @"*";
7335     NSString *key(key_);
7336     key = key ?: @"*";
7337     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@/%@", [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7338 }
7339
7340 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section {
7341     NSString *title;
7342     if (section == nil)
7343         title = UCLocalize("ALL_PACKAGES");
7344     else if (![section isEqual:@""])
7345         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(section) value:nil table:@"Sections"];
7346     else
7347         title = UCLocalize("NO_SECTION");
7348
7349     if ((self = [super initWithDatabase:database title:title]) != nil) {
7350         key_ = [source key];
7351         section_ = section;
7352     } return self;
7353 }
7354
7355 - (void) reloadData {
7356     Source *source([database_ sourceWithKey:key_]);
7357     _H<NSString> name(section_);
7358
7359     [self setFilter:[=](Package *package) {
7360         NSString *section([package section]);
7361
7362         return (
7363             name == nil ||
7364             section == nil && [name length] == 0 ||
7365             [name isEqualToString:section]
7366         ) && (
7367             source == nil ||
7368             [package source] == source
7369         ) && [package visible];
7370     }];
7371
7372     [super reloadData];
7373 }
7374
7375 @end
7376 /* }}} */
7377 /* Sections Controller {{{ */
7378 @interface SectionsController : CyteViewController <
7379     UITableViewDataSource,
7380     UITableViewDelegate
7381 > {
7382     _transient Database *database_;
7383     _H<NSString> key_;
7384     _H<NSMutableArray> sections_;
7385     _H<NSMutableArray> filtered_;
7386     _H<UITableView, 2> list_;
7387 }
7388
7389 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7390 - (void) editButtonClicked;
7391
7392 @end
7393
7394 @implementation SectionsController
7395
7396 - (NSURL *) navigationURL {
7397     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
7398 }
7399
7400 - (Source *) source {
7401     if (key_ == nil)
7402         return nil;
7403     return [database_ sourceWithKey:key_];
7404 }
7405
7406 - (void) updateNavigationItem {
7407     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7408     if ([sections_ count] == 0) {
7409         [[self navigationItem] setRightBarButtonItem:nil];
7410     } else {
7411         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7412             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7413             target:self
7414             action:@selector(editButtonClicked)
7415         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7416     }
7417 }
7418
7419 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7420     [super setEditing:editing animated:animated];
7421
7422     if (editing)
7423         [list_ reloadData];
7424     else
7425         [self.delegate updateData];
7426
7427     [self updateNavigationItem];
7428 }
7429
7430 - (void) viewDidAppear:(BOOL)animated {
7431     [super viewDidAppear:animated];
7432     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7433 }
7434
7435 - (void) viewWillDisappear:(BOOL)animated {
7436     [super viewWillDisappear:animated];
7437     [self setEditing:NO];
7438 }
7439
7440 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7441     Section *section = nil;
7442     int index = [indexPath row];
7443     if (![self isEditing]) {
7444         index -= 1;
7445         if (index >= 0)
7446             section = [filtered_ objectAtIndex:index];
7447     } else {
7448         section = [sections_ objectAtIndex:index];
7449     }
7450     return section;
7451 }
7452
7453 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7454     if ([self isEditing])
7455         return [sections_ count];
7456     else
7457         return [filtered_ count] + 1;
7458 }
7459
7460 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7461     return 45.0f;
7462 }*/
7463
7464 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7465     static NSString *reuseIdentifier = @"SectionCell";
7466
7467     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7468     if (cell == nil)
7469         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7470
7471     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7472
7473     return cell;
7474 }
7475
7476 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7477     if ([self isEditing])
7478         return;
7479
7480     Section *section = [self sectionAtIndexPath:indexPath];
7481
7482     SectionController *controller = [[[SectionController alloc]
7483         initWithDatabase:database_
7484         source:[self source]
7485         section:[section name]
7486     ] autorelease];
7487     [controller setDelegate:self.delegate];
7488
7489     [[self navigationController] pushViewController:controller animated:YES];
7490 }
7491
7492 - (void) loadView {
7493     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7494     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7495     [list_ setRowHeight:46];
7496     [(UITableView *) list_ setDataSource:self];
7497     [list_ setDelegate:self];
7498     [self setView:list_];
7499 }
7500
7501 - (void) viewDidLoad {
7502     [super viewDidLoad];
7503
7504     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7505 }
7506
7507 - (void) releaseSubviews {
7508     list_ = nil;
7509
7510     sections_ = nil;
7511     filtered_ = nil;
7512
7513     [super releaseSubviews];
7514 }
7515
7516 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7517     if ((self = [super init]) != nil) {
7518         database_ = database;
7519         key_ = [source key];
7520     } return self;
7521 }
7522
7523 - (void) reloadData {
7524     [super reloadData];
7525
7526     NSArray *packages = [database_ packages];
7527
7528     sections_ = [NSMutableArray arrayWithCapacity:16];
7529     filtered_ = [NSMutableArray arrayWithCapacity:16];
7530
7531     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7532
7533     Source *source([self source]);
7534
7535     _trace();
7536     for (Package *package in packages) {
7537         if (source != nil && [package source] != source)
7538             continue;
7539
7540         NSString *name([package section]);
7541         NSString *key(name == nil ? @"" : name);
7542
7543         Section *section;
7544
7545         _profile(SectionsView$reloadData$Section)
7546             section = [sections objectForKey:key];
7547             if (section == nil) {
7548                 _profile(SectionsView$reloadData$Section$Allocate)
7549                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7550                     [sections setObject:section forKey:key];
7551                 _end
7552             }
7553         _end
7554
7555         [section addToCount];
7556
7557         _profile(SectionsView$reloadData$Filter)
7558             if (![package visible])
7559                 continue;
7560         _end
7561
7562         [section addToRow];
7563     }
7564     _trace();
7565
7566     [sections_ addObjectsFromArray:[sections allValues]];
7567
7568     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7569
7570     for (Section *section in (id) sections_) {
7571         size_t count([section row]);
7572         if (count == 0)
7573             continue;
7574
7575         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7576         [section setCount:count];
7577         [filtered_ addObject:section];
7578     }
7579
7580     [self updateNavigationItem];
7581     [list_ reloadData];
7582     _trace();
7583 }
7584
7585 - (void) editButtonClicked {
7586     [self setEditing:![self isEditing] animated:YES];
7587 }
7588
7589 @end
7590 /* }}} */
7591
7592 /* Changes Controller {{{ */
7593 @interface ChangesController : FilteredPackageListController {
7594     unsigned upgrades_;
7595 }
7596
7597 - (id) initWithDatabase:(Database *)database;
7598
7599 @end
7600
7601 @implementation ChangesController
7602
7603 - (NSURL *) referrerURL {
7604     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/changes/", UI_]];
7605 }
7606
7607 - (NSURL *) navigationURL {
7608     return [NSURL URLWithString:@"cydia://changes"];
7609 }
7610
7611 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7612 @synchronized (database_) {
7613     if ([database_ era] != era_)
7614         return nil;
7615
7616     NSUInteger sectionIndex([path section]);
7617     if (sectionIndex >= [sections_ count])
7618         return nil;
7619     Section *section([sections_ objectAtIndex:sectionIndex]);
7620     NSInteger row([path row]);
7621     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7622 } }
7623
7624 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7625     NSString *context([alert context]);
7626
7627     if ([context isEqualToString:@"norefresh"])
7628         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7629 }
7630
7631 - (void) setLeftBarButtonItem {
7632     if ([self.delegate updating])
7633         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7634             initWithTitle:UCLocalize("CANCEL")
7635             style:UIBarButtonItemStyleDone
7636             target:self
7637             action:@selector(cancelButtonClicked)
7638         ] autorelease] animated:YES];
7639     else
7640         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7641             initWithTitle:UCLocalize("REFRESH")
7642             style:UIBarButtonItemStylePlain
7643             target:self
7644             action:@selector(refreshButtonClicked)
7645         ] autorelease] animated:YES];
7646 }
7647
7648 - (void) refreshButtonClicked {
7649     if ([self.delegate requestUpdate])
7650         [self setLeftBarButtonItem];
7651 }
7652
7653 - (void) cancelButtonClicked {
7654     [self.delegate cancelUpdate];
7655 }
7656
7657 - (void) upgradeButtonClicked {
7658     [self.delegate distUpgrade];
7659     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7660 }
7661
7662 - (bool) shouldYield {
7663     return true;
7664 }
7665
7666 - (bool) shouldBlock {
7667     return true;
7668 }
7669
7670 - (void) useFilter {
7671 @synchronized (self) {
7672     [self setFilter:[](Package *package) {
7673         return [package upgradableAndEssential:YES] || [package visible];
7674     }];
7675
7676     [self setSorter:[](NSMutableArray *packages) {
7677         [packages radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7678     }];
7679 } }
7680
7681 - (id) initWithDatabase:(Database *)database {
7682     if ((self = [super initWithDatabase:database title:UCLocalize("CHANGES")]) != nil) {
7683         [self useFilter];
7684     } return self;
7685 }
7686
7687 - (void) viewDidLoad {
7688     [super viewDidLoad];
7689     [self setLeftBarButtonItem];
7690 }
7691
7692 - (void) viewWillAppear:(BOOL)animated {
7693     [super viewWillAppear:animated];
7694     [self setLeftBarButtonItem];
7695 }
7696
7697 - (void) reloadData {
7698     [self setLeftBarButtonItem];
7699     [super reloadData];
7700 }
7701
7702 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
7703     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
7704
7705     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7706     Section *ignored = nil;
7707     Section *section = nil;
7708     time_t last = 0;
7709
7710     upgrades_ = 0;
7711     bool unseens = false;
7712
7713     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7714
7715     for (size_t offset = 0, count = [packages count]; offset != count; ++offset) {
7716         Package *package = [packages objectAtIndex:offset];
7717
7718         BOOL uae = [package upgradableAndEssential:YES];
7719
7720         if (!uae) {
7721             unseens = true;
7722             time_t seen([package seen]);
7723
7724             if (section == nil || last != seen) {
7725                 last = seen;
7726
7727                 NSString *name;
7728                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7729                 [name autorelease];
7730
7731                 _profile(ChangesController$reloadData$Allocate)
7732                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7733                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7734                     [sections addObject:section];
7735                 _end
7736             }
7737
7738             [section addToCount];
7739         } else if ([package ignored]) {
7740             if (ignored == nil) {
7741                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7742             }
7743             [ignored addToCount];
7744         } else {
7745             ++upgrades_;
7746             [upgradable addToCount];
7747         }
7748     }
7749     _trace();
7750
7751     CFRelease(formatter);
7752
7753     if (unseens) {
7754         Section *last = [sections lastObject];
7755         size_t count = [last count];
7756         [packages removeObjectsInRange:NSMakeRange([packages count] - count, count)];
7757         [sections removeLastObject];
7758     }
7759
7760     if ([ignored count] != 0)
7761         [sections insertObject:ignored atIndex:0];
7762     if (upgrades_ != 0)
7763         [sections insertObject:upgradable atIndex:0];
7764
7765     [list_ reloadData];
7766
7767     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7768         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7769         style:UIBarButtonItemStylePlain
7770         target:self
7771         action:@selector(upgradeButtonClicked)
7772     ] autorelease]) animated:YES];
7773
7774     return sections;
7775 }
7776
7777 @end
7778 /* }}} */
7779 /* Search Controller {{{ */
7780 @interface SearchController : FilteredPackageListController <
7781     UISearchBarDelegate
7782 > {
7783     _H<UISearchBar, 1> search_;
7784     BOOL searchloaded_;
7785     bool summary_;
7786 }
7787
7788 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7789 - (void) reloadData;
7790
7791 @end
7792
7793 @implementation SearchController
7794
7795 - (NSURL *) referrerURL {
7796     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
7797 }
7798
7799 - (NSURL *) navigationURL {
7800     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7801         return [NSURL URLWithString:@"cydia://search"];
7802     else
7803         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
7804 }
7805
7806 - (NSArray *) termsForQuery:(NSString *)query {
7807     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
7808     for (NSString *component in [query componentsSeparatedByString:@" "])
7809         if ([component length] != 0)
7810             [terms addObject:component];
7811
7812     return terms;
7813 }
7814
7815 - (void) useSearch {
7816     _H<NSArray> query([self termsForQuery:[search_ text]]);
7817     summary_ = false;
7818
7819 @synchronized (self) {
7820     [self setFilter:[=](Package *package) {
7821         if (![package unfiltered])
7822             return false;
7823         if (![package matches:query])
7824             return false;
7825         return true;
7826     }];
7827
7828     [self setSorter:[](NSMutableArray *packages) {
7829         [packages radixSortUsingSelector:@selector(rank)];
7830     }];
7831 }
7832
7833     [self clearData];
7834     [self reloadData];
7835 }
7836
7837 - (void) usePrefix:(NSString *)prefix {
7838     _H<NSString> query(prefix);
7839     summary_ = true;
7840
7841 @synchronized (self) {
7842     [self setFilter:[=](Package *package) {
7843         if ([query length] == 0)
7844             return false;
7845         if (![package unfiltered])
7846             return false;
7847         if ([[package name] compare:query options:MatchCompareOptions_ range:NSMakeRange(0, [query length])] != NSOrderedSame)
7848             return false;
7849         return true;
7850     }];
7851
7852     [self setSorter:nullptr];
7853 }
7854
7855     [self reloadData];
7856 }
7857
7858 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7859     [self clearData];
7860     [self usePrefix:[search_ text]];
7861 }
7862
7863 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7864     [search_ resignFirstResponder];
7865     [self useSearch];
7866 }
7867
7868 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7869     [search_ setText:@""];
7870     [self searchBarButtonClicked:searchBar];
7871 }
7872
7873 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7874     [self searchBarButtonClicked:searchBar];
7875 }
7876
7877 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7878     [self usePrefix:text];
7879 }
7880
7881 - (bool) shouldYield {
7882     return YES;
7883 }
7884
7885 - (bool) shouldBlock {
7886     return !summary_;
7887 }
7888
7889 - (bool) isSummarized {
7890     return summary_;
7891 }
7892
7893 - (bool) showsSections {
7894     return false;
7895 }
7896
7897 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7898     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH")])) {
7899         search_ = [[[UISearchBar alloc] init] autorelease];
7900         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7901         [search_ setDelegate:self];
7902
7903         UITextField *textField;
7904         if ([search_ respondsToSelector:@selector(searchField)])
7905             textField = [search_ searchField];
7906         else
7907             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7908
7909         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7910         [textField setEnablesReturnKeyAutomatically:NO];
7911         [[self navigationItem] setTitleView:textField];
7912
7913         if (query != nil)
7914             [search_ setText:query];
7915         [self useSearch];
7916     } return self;
7917 }
7918
7919 - (void) viewDidAppear:(BOOL)animated {
7920     [super viewDidAppear:animated];
7921
7922     if (!searchloaded_) {
7923         searchloaded_ = YES;
7924         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7925         [search_ layoutSubviews];
7926     }
7927
7928     if ([self isSummarized])
7929         [search_ becomeFirstResponder];
7930 }
7931
7932 - (void) reloadData {
7933     [self resetCursor];
7934     [super reloadData];
7935 }
7936
7937 - (void) didSelectPackage:(Package *)package {
7938     [search_ resignFirstResponder];
7939     [super didSelectPackage:package];
7940 }
7941
7942 @end
7943 /* }}} */
7944 /* Package Settings Controller {{{ */
7945 @interface PackageSettingsController : CyteViewController <
7946     UITableViewDataSource,
7947     UITableViewDelegate
7948 > {
7949     _transient Database *database_;
7950     _H<NSString> name_;
7951     _H<Package> package_;
7952     _H<UITableView, 2> table_;
7953     _H<UISwitch> subscribedSwitch_;
7954     _H<UISwitch> ignoredSwitch_;
7955     _H<UITableViewCell> subscribedCell_;
7956     _H<UITableViewCell> ignoredCell_;
7957 }
7958
7959 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7960
7961 @end
7962
7963 @implementation PackageSettingsController
7964
7965 - (NSURL *) navigationURL {
7966     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7967 }
7968
7969 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7970     if (package_ == nil)
7971         return 0;
7972
7973     if ([package_ installed] == nil)
7974         return 1;
7975     else
7976         return 2;
7977 }
7978
7979 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7980     if (package_ == nil)
7981         return 0;
7982
7983     // both sections contain just one item right now.
7984     return 1;
7985 }
7986
7987 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7988     return nil;
7989 }
7990
7991 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7992     if (section == 0)
7993         return UCLocalize("SHOW_ALL_CHANGES_EX");
7994     else
7995         return UCLocalize("IGNORE_UPGRADES_EX");
7996 }
7997
7998 - (void) onSubscribed:(id)control {
7999     bool value([control isOn]);
8000     if (package_ == nil)
8001         return;
8002     if ([package_ setSubscribed:value])
8003         [self.delegate updateData];
8004 }
8005
8006 - (void) _updateIgnored {
8007     const char *package([name_ UTF8String]);
8008     bool on([ignoredSwitch_ isOn]);
8009
8010     FILE *dpkg(popen("/usr/libexec/cydia/cydo --set-selections", "w"));
8011     fwrite(package, strlen(package), 1, dpkg);
8012
8013     if (on)
8014         fwrite(" hold\n", 6, 1, dpkg);
8015     else
8016         fwrite(" install\n", 9, 1, dpkg);
8017
8018     pclose(dpkg);
8019 }
8020
8021 - (void) onIgnored:(id)control {
8022     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
8023     [invocation setTarget:self];
8024     [invocation setSelector:@selector(_updateIgnored)];
8025
8026     [self.delegate reloadDataWithInvocation:invocation];
8027 }
8028
8029 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8030     if (package_ == nil)
8031         return nil;
8032
8033     switch ([indexPath section]) {
8034         case 0: return subscribedCell_;
8035         case 1: return ignoredCell_;
8036
8037         _nodefault
8038     }
8039
8040     return nil;
8041 }
8042
8043 - (void) loadView {
8044     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8045     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8046     [self setView:view];
8047
8048     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8049     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8050     [(UITableView *) table_ setDataSource:self];
8051     [table_ setDelegate:self];
8052     [view addSubview:table_];
8053
8054     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8055     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8056     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
8057
8058     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8059     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8060     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
8061
8062     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
8063     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
8064     [subscribedCell_ setAccessoryView:subscribedSwitch_];
8065     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8066
8067     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
8068     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
8069     [ignoredCell_ setAccessoryView:ignoredSwitch_];
8070     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8071 }
8072
8073 - (void) viewDidLoad {
8074     [super viewDidLoad];
8075
8076     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
8077 }
8078
8079 - (void) releaseSubviews {
8080     ignoredCell_ = nil;
8081     subscribedCell_ = nil;
8082     table_ = nil;
8083     ignoredSwitch_ = nil;
8084     subscribedSwitch_ = nil;
8085
8086     [super releaseSubviews];
8087 }
8088
8089 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8090     if ((self = [super init]) != nil) {
8091         database_ = database;
8092         name_ = package;
8093     } return self;
8094 }
8095
8096 - (void) reloadData {
8097     [super reloadData];
8098
8099     package_ = [database_ packageWithName:name_];
8100
8101     if (package_ != nil) {
8102         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8103         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8104     } // XXX: what now, G?
8105
8106     [table_ reloadData];
8107 }
8108
8109 @end
8110 /* }}} */
8111
8112 /* Installed Controller {{{ */
8113 @interface InstalledController : FilteredPackageListController {
8114     bool sectioned_;
8115 }
8116
8117 - (id) initWithDatabase:(Database *)database;
8118 - (void) queueStatusDidChange;
8119
8120 @end
8121
8122 @implementation InstalledController
8123
8124 - (NSURL *) referrerURL {
8125     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
8126 }
8127
8128 - (NSURL *) navigationURL {
8129     return [NSURL URLWithString:@"cydia://installed"];
8130 }
8131
8132 - (void) useRecent {
8133     sectioned_ = false;
8134
8135 @synchronized (self) {
8136     [self setFilter:[](Package *package) {
8137         return ![package uninstalled] && package->role_ < 7;
8138     }];
8139
8140     [self setSorter:[](NSMutableArray *packages) {
8141         [packages radixSortUsingSelector:@selector(recent)];
8142     }];
8143 } }
8144
8145 - (void) useFilter:(UISegmentedControl *)segmented {
8146     NSInteger selected([segmented selectedSegmentIndex]);
8147     if (selected == 2)
8148         return [self useRecent];
8149     bool simple(selected == 0);
8150     sectioned_ = true;
8151
8152 @synchronized (self) {
8153     [self setFilter:[=](Package *package) {
8154         return ![package uninstalled] && package->role_ <= (simple ? 1 : 3);
8155     }];
8156
8157     [self setSorter:nullptr];
8158 } }
8159
8160 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
8161     if (sectioned_)
8162         return [super sectionsForPackages:packages];
8163
8164     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterLongStyle, kCFDateFormatterNoStyle));
8165
8166     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
8167     Section *section(nil);
8168     time_t last(0);
8169
8170     for (size_t offset(0), count([packages count]); offset != count; ++offset) {
8171         Package *package([packages objectAtIndex:offset]);
8172
8173         time_t upgraded([package upgraded]);
8174         if (upgraded < 1168364520)
8175             upgraded = 0;
8176         else
8177             upgraded -= upgraded % (60 * 60 * 24);
8178
8179         if (section == nil || upgraded != last) {
8180             last = upgraded;
8181
8182             NSString *name;
8183             if (upgraded == 0)
8184                 continue; // XXX: name = UCLocalize("...");
8185             else {
8186                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:upgraded]);
8187                 [name autorelease];
8188             }
8189
8190             section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
8191             [sections addObject:section];
8192         }
8193
8194         [section addToCount];
8195     }
8196
8197     CFRelease(formatter);
8198     return sections;
8199 }
8200
8201 - (id) initWithDatabase:(Database *)database {
8202     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED")]) != nil) {
8203         UISegmentedControl *segmented([[[UISegmentedControl alloc] initWithItems:[NSArray arrayWithObjects:UCLocalize("USER"), UCLocalize("EXPERT"), UCLocalize("RECENT"), nil]] autorelease]);
8204         [segmented setSelectedSegmentIndex:0];
8205         [segmented setSegmentedControlStyle:UISegmentedControlStyleBar];
8206         [[self navigationItem] setTitleView:segmented];
8207
8208         [segmented addTarget:self action:@selector(modeChanged:) forEvents:UIControlEventValueChanged];
8209         [self useFilter:segmented];
8210
8211         [self queueStatusDidChange];
8212     } return self;
8213 }
8214
8215 #if !AlwaysReload
8216 - (void) queueButtonClicked {
8217     [self.delegate queue];
8218 }
8219 #endif
8220
8221 - (void) queueStatusDidChange {
8222 #if !AlwaysReload
8223     if (Queuing_) {
8224         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8225             initWithTitle:UCLocalize("QUEUE")
8226             style:UIBarButtonItemStyleDone
8227             target:self
8228             action:@selector(queueButtonClicked)
8229         ] autorelease]];
8230     } else {
8231         [[self navigationItem] setRightBarButtonItem:nil];
8232     }
8233 #endif
8234 }
8235
8236 - (void) modeChanged:(UISegmentedControl *)segmented {
8237     [self useFilter:segmented];
8238     [self reloadData];
8239 }
8240
8241 @end
8242 /* }}} */
8243
8244 /* Source Cell {{{ */
8245 @interface SourceCell : CyteTableViewCell <
8246     CyteTableViewCellDelegate,
8247     SourceDelegate
8248 > {
8249     _H<Source, 1> source_;
8250     _H<NSURL> url_;
8251     _H<UIImage> icon_;
8252     _H<NSString> origin_;
8253     _H<NSString> label_;
8254     _H<UIActivityIndicatorView> indicator_;
8255 }
8256
8257 - (void) setSource:(Source *)source;
8258 - (void) setFetch:(NSNumber *)fetch;
8259
8260 @end
8261
8262 @implementation SourceCell
8263
8264 - (void) _setImage:(NSArray *)data {
8265     if ([url_ isEqual:[data objectAtIndex:0]]) {
8266         icon_ = [data objectAtIndex:1];
8267         [self.content setNeedsDisplay];
8268     }
8269 }
8270
8271 - (void) _setSource:(NSURL *) url {
8272     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8273
8274     if (NSData *data = [NSURLConnection
8275         sendSynchronousRequest:[NSURLRequest
8276             requestWithURL:url
8277             cachePolicy:NSURLRequestUseProtocolCachePolicy
8278             timeoutInterval:10
8279         ]
8280
8281         returningResponse:NULL
8282         error:NULL
8283     ])
8284         if (UIImage *image = [UIImage imageWithData:data])
8285             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8286
8287     [pool release];
8288 }
8289
8290 - (void) setSource:(Source *)source {
8291     source_ = source;
8292     [source_ setDelegate:self];
8293
8294     [self setFetch:[NSNumber numberWithBool:[source_ fetch]]];
8295
8296     icon_ = [UIImage imageNamed:@"unknown.png"];
8297
8298     origin_ = [source name];
8299     label_ = [source rooturi];
8300
8301     [self.content setNeedsDisplay];
8302
8303     url_ = [source iconURL];
8304     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8305 }
8306
8307 - (void) setAllSource {
8308     source_ = nil;
8309     [indicator_ stopAnimating];
8310
8311     icon_ = [UIImage imageNamed:@"folder.png"];
8312     origin_ = UCLocalize("ALL_SOURCES");
8313     label_ = UCLocalize("ALL_SOURCES_EX");
8314     [self.content setNeedsDisplay];
8315 }
8316
8317 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8318     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8319         UIView *content([self contentView]);
8320         CGRect bounds([content bounds]);
8321
8322         self.content = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8323         [self.content setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8324         [self.content setBackgroundColor:[UIColor whiteColor]];
8325         [content addSubview:self.content];
8326
8327         [self.content setDelegate:self];
8328         [self.content setOpaque:YES];
8329
8330         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGraySmall] autorelease];
8331         [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleTopMargin];// | UIViewAutoresizingFlexibleBottomMargin];
8332         [content addSubview:indicator_];
8333
8334         [[self.content layer] setContentsGravity:kCAGravityTopLeft];
8335     } return self;
8336 }
8337
8338 - (void) layoutSubviews {
8339     [super layoutSubviews];
8340
8341     UIView *content([self contentView]);
8342     CGRect bounds([content bounds]);
8343
8344     CGRect frame([indicator_ frame]);
8345     frame.origin.x = bounds.size.width - frame.size.width;
8346     frame.origin.y = Retina((bounds.size.height - frame.size.height) / 2);
8347
8348     if (kCFCoreFoundationVersionNumber < 800)
8349         frame.origin.x -= 8;
8350     [indicator_ setFrame:frame];
8351 }
8352
8353 - (NSString *) accessibilityLabel {
8354     return origin_;
8355 }
8356
8357 - (void) drawContentRect:(CGRect)rect {
8358     bool highlighted(self.highlighted);
8359     float width(rect.size.width);
8360
8361     if (icon_ != nil) {
8362         CGRect rect;
8363         rect.size = [(UIImage *) icon_ size];
8364
8365         while (rect.size.width > 32 || rect.size.height > 32) {
8366             rect.size.width /= 2;
8367             rect.size.height /= 2;
8368         }
8369
8370         rect.origin.x = 26 - rect.size.width / 2;
8371         rect.origin.y = 26 - rect.size.height / 2;
8372
8373         [icon_ drawInRect:Retina(rect)];
8374     }
8375
8376     if (highlighted && kCFCoreFoundationVersionNumber < 800)
8377         UISetColor(White_);
8378
8379     if (!highlighted)
8380         UISetColor(Black_);
8381     [origin_ drawAtPoint:CGPointMake(52, 8) forWidth:(width - 49) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
8382
8383     if (!highlighted)
8384         UISetColor(Gray_);
8385     [label_ drawAtPoint:CGPointMake(52, 29) forWidth:(width - 49) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
8386 }
8387
8388 - (void) setFetch:(NSNumber *)fetch {
8389     if ([fetch boolValue])
8390         [indicator_ startAnimating];
8391     else
8392         [indicator_ stopAnimating];
8393 }
8394
8395 @end
8396 /* }}} */
8397 /* Sources Controller {{{ */
8398 @interface SourcesController : CyteViewController <
8399     UITableViewDataSource,
8400     UITableViewDelegate
8401 > {
8402     _transient Database *database_;
8403     unsigned era_;
8404
8405     _H<UITableView, 2> list_;
8406     _H<NSMutableArray> sources_;
8407     int offset_;
8408
8409     _H<NSString> href_;
8410     _H<UIProgressHUD> hud_;
8411     _H<NSError> error_;
8412
8413     NSURLConnection *trivial_bz2_;
8414     NSURLConnection *trivial_gz_;
8415
8416     BOOL cydia_;
8417 }
8418
8419 - (id) initWithDatabase:(Database *)database;
8420 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8421
8422 @end
8423
8424 @implementation SourcesController
8425
8426 - (void) _releaseConnection:(NSURLConnection *)connection {
8427     if (connection != nil) {
8428         [connection cancel];
8429         //[connection setDelegate:nil];
8430         [connection release];
8431     }
8432 }
8433
8434 - (void) dealloc {
8435     [self _releaseConnection:trivial_gz_];
8436     [self _releaseConnection:trivial_bz2_];
8437
8438     [super dealloc];
8439 }
8440
8441 - (NSURL *) navigationURL {
8442     return [NSURL URLWithString:@"cydia://sources"];
8443 }
8444
8445 - (void) viewDidAppear:(BOOL)animated {
8446     [super viewDidAppear:animated];
8447     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8448 }
8449
8450 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8451     return 2;
8452 }
8453
8454 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8455     if (section == 1)
8456         return UCLocalize("INDIVIDUAL_SOURCES");
8457     return nil;
8458 }
8459
8460 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8461     switch (section) {
8462         case 0: return 1;
8463         case 1: return [sources_ count];
8464         default: return 0;
8465     }
8466 }
8467
8468 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8469 @synchronized (database_) {
8470     if ([database_ era] != era_)
8471         return nil;
8472     if ([indexPath section] != 1)
8473         return nil;
8474     NSUInteger index([indexPath row]);
8475     if (index >= [sources_ count])
8476         return nil;
8477     return [sources_ objectAtIndex:index];
8478 } }
8479
8480 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8481     static NSString *cellIdentifier = @"SourceCell";
8482
8483     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8484     if (cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8485     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8486
8487     Source *source([self sourceAtIndexPath:indexPath]);
8488     if (source == nil)
8489         [cell setAllSource];
8490     else
8491         [cell setSource:source];
8492
8493     return cell;
8494 }
8495
8496 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8497     SectionsController *controller([[[SectionsController alloc]
8498         initWithDatabase:database_
8499         source:[self sourceAtIndexPath:indexPath]
8500     ] autorelease]);
8501
8502     [controller setDelegate:self.delegate];
8503     [[self navigationController] pushViewController:controller animated:YES];
8504 }
8505
8506 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8507     if ([indexPath section] != 1)
8508         return false;
8509     Source *source = [self sourceAtIndexPath:indexPath];
8510     return [source record] != nil;
8511 }
8512
8513 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8514     _assert([indexPath section] == 1);
8515     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8516         Source *source = [self sourceAtIndexPath:indexPath];
8517         if (source == nil) return;
8518
8519         [Sources_ removeObjectForKey:[source key]];
8520
8521         [self.delegate syncData];
8522     }
8523 }
8524
8525 - (void) tableView:(UITableView *)tableView didEndEditingRowAtIndexPath:(NSIndexPath *)indexPath {
8526     [self updateButtonsForEditingStatusAnimated:YES];
8527 }
8528
8529 - (void) complete {
8530     [self.delegate addTrivialSource:href_];
8531     href_ = nil;
8532
8533     [self.delegate syncData];
8534 }
8535
8536 - (NSString *) getWarning {
8537     NSString *href(href_);
8538     NSRange colon([href rangeOfString:@"://"]);
8539     if (colon.location != NSNotFound)
8540         href = [href substringFromIndex:(colon.location + 3)];
8541     href = [href stringByAddingPercentEscapes];
8542     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8543
8544     NSURL *url([NSURL URLWithString:href]);
8545
8546     NSStringEncoding encoding;
8547     NSError *error(nil);
8548
8549     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8550         return [warning length] == 0 ? nil : warning;
8551     return nil;
8552 }
8553
8554 - (void) _endConnection:(NSURLConnection *)connection {
8555     // XXX: the memory management in this method is horribly awkward
8556
8557     NSURLConnection **field = NULL;
8558     if (connection == trivial_bz2_)
8559         field = &trivial_bz2_;
8560     else if (connection == trivial_gz_)
8561         field = &trivial_gz_;
8562     _assert(field != NULL);
8563     [connection release];
8564     *field = nil;
8565
8566     if (
8567         trivial_bz2_ == nil &&
8568         trivial_gz_ == nil
8569     ) {
8570         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8571
8572         [self.delegate releaseNetworkActivityIndicator];
8573
8574         [self.delegate removeProgressHUD:hud_];
8575         hud_ = nil;
8576
8577         if (cydia_) {
8578             if (warning != nil) {
8579                 UIAlertView *alert = [[[UIAlertView alloc]
8580                     initWithTitle:UCLocalize("SOURCE_WARNING")
8581                     message:warning
8582                     delegate:self
8583                     cancelButtonTitle:UCLocalize("CANCEL")
8584                     otherButtonTitles:
8585                         UCLocalize("ADD_ANYWAY"),
8586                     nil
8587                 ] autorelease];
8588
8589                 [alert setContext:@"warning"];
8590                 [alert setNumberOfRows:1];
8591                 [alert show];
8592
8593                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8594                 error_ = nil;
8595                 return;
8596             }
8597
8598             [self complete];
8599         } else if (error_ != nil) {
8600             UIAlertView *alert = [[[UIAlertView alloc]
8601                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8602                 message:[error_ localizedDescription]
8603                 delegate:self
8604                 cancelButtonTitle:UCLocalize("OK")
8605                 otherButtonTitles:nil
8606             ] autorelease];
8607
8608             [alert setContext:@"urlerror"];
8609             [alert show];
8610
8611             href_ = nil;
8612         } else {
8613             UIAlertView *alert = [[[UIAlertView alloc]
8614                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8615                 message:UCLocalize("NOT_REPOSITORY_EX")
8616                 delegate:self
8617                 cancelButtonTitle:UCLocalize("OK")
8618                 otherButtonTitles:nil
8619             ] autorelease];
8620
8621             [alert setContext:@"trivial"];
8622             [alert show];
8623
8624             href_ = nil;
8625         }
8626
8627         error_ = nil;
8628     }
8629 }
8630
8631 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8632     switch ([response statusCode]) {
8633         case 200:
8634             cydia_ = YES;
8635     }
8636 }
8637
8638 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8639     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8640     error_ = error;
8641     [self _endConnection:connection];
8642 }
8643
8644 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8645     [self _endConnection:connection];
8646 }
8647
8648 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8649     NSURL *url([NSURL URLWithString:href]);
8650
8651     NSMutableURLRequest *request = [NSMutableURLRequest
8652         requestWithURL:url
8653         cachePolicy:NSURLRequestUseProtocolCachePolicy
8654         timeoutInterval:10
8655     ];
8656
8657     [request setHTTPMethod:method];
8658
8659     if (Machine_ != NULL)
8660         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8661
8662     if (UniqueID_ != nil)
8663         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8664
8665     if ([url isCydiaSecure]) {
8666         if (UniqueID_ != nil)
8667             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8668     }
8669
8670     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8671 }
8672
8673 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8674     NSString *context([alert context]);
8675
8676     if ([context isEqualToString:@"source"]) {
8677         switch (button) {
8678             case 1: {
8679                 NSString *href = [[alert textField] text];
8680                 href = VerifySource(href);
8681                 if (href == nil)
8682                     break;
8683                 href_ = href;
8684
8685                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8686                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8687
8688                 cydia_ = false;
8689
8690                 // XXX: this is stupid
8691                 hud_ = [self.delegate addProgressHUD];
8692                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8693                 [self.delegate retainNetworkActivityIndicator];
8694             } break;
8695
8696             case 0:
8697             break;
8698
8699             _nodefault
8700         }
8701
8702         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8703     } else if ([context isEqualToString:@"trivial"])
8704         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8705     else if ([context isEqualToString:@"urlerror"])
8706         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8707     else if ([context isEqualToString:@"warning"]) {
8708         switch (button) {
8709             case 1:
8710                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8711             break;
8712
8713             case 0:
8714             break;
8715
8716             _nodefault
8717         }
8718
8719         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8720     }
8721 }
8722
8723 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8724     BOOL editing([list_ isEditing]);
8725
8726     if (editing)
8727         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8728             initWithTitle:UCLocalize("ADD")
8729             style:UIBarButtonItemStylePlain
8730             target:self
8731             action:@selector(addButtonClicked)
8732         ] autorelease] animated:animated];
8733     else if ([self.delegate updating])
8734         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8735             initWithTitle:UCLocalize("CANCEL")
8736             style:UIBarButtonItemStyleDone
8737             target:self
8738             action:@selector(cancelButtonClicked)
8739         ] autorelease] animated:animated];
8740     else
8741         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8742             initWithTitle:UCLocalize("REFRESH")
8743             style:UIBarButtonItemStylePlain
8744             target:self
8745             action:@selector(refreshButtonClicked)
8746         ] autorelease] animated:animated];
8747
8748     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8749         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8750         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8751         target:self
8752         action:@selector(editButtonClicked)
8753     ] autorelease] animated:animated];
8754 }
8755
8756 - (void) loadView {
8757     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8758     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8759     [list_ setRowHeight:53];
8760     [(UITableView *) list_ setDataSource:self];
8761     [list_ setDelegate:self];
8762     [self setView:list_];
8763 }
8764
8765 - (void) viewDidLoad {
8766     [super viewDidLoad];
8767
8768     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8769     [self updateButtonsForEditingStatusAnimated:NO];
8770 }
8771
8772 - (void) viewWillAppear:(BOOL)animated {
8773     [super viewWillAppear:animated];
8774
8775     [list_ setEditing:NO];
8776     [self updateButtonsForEditingStatusAnimated:NO];
8777 }
8778
8779 - (void) releaseSubviews {
8780     list_ = nil;
8781
8782     sources_ = nil;
8783
8784     [super releaseSubviews];
8785 }
8786
8787 - (id) initWithDatabase:(Database *)database {
8788     if ((self = [super init]) != nil) {
8789         database_ = database;
8790     } return self;
8791 }
8792
8793 - (void) reloadData {
8794     [super reloadData];
8795     [self updateButtonsForEditingStatusAnimated:YES];
8796
8797 @synchronized (database_) {
8798     era_ = [database_ era];
8799
8800     sources_ = [NSMutableArray arrayWithCapacity:16];
8801     [sources_ addObjectsFromArray:[database_ sources]];
8802     _trace();
8803     [sources_ sortUsingSelector:@selector(compareByName:)];
8804     _trace();
8805
8806     int count([sources_ count]);
8807     offset_ = 0;
8808     for (int i = 0; i != count; i++) {
8809         if ([[sources_ objectAtIndex:i] record] == nil)
8810             break;
8811         offset_++;
8812     }
8813
8814     [list_ reloadData];
8815 } }
8816
8817 - (void) showAddSourcePrompt {
8818     UIAlertView *alert = [[[UIAlertView alloc]
8819         initWithTitle:UCLocalize("ENTER_APT_URL")
8820         message:nil
8821         delegate:self
8822         cancelButtonTitle:UCLocalize("CANCEL")
8823         otherButtonTitles:
8824             UCLocalize("ADD_SOURCE"),
8825         nil
8826     ] autorelease];
8827
8828     [alert setContext:@"source"];
8829
8830     [alert setNumberOfRows:1];
8831     [alert addTextFieldWithValue:@"http://" label:@""];
8832
8833     NSObject<UITextInputTraits> *traits = [[alert textField] textInputTraits];
8834     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8835     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8836     [traits setKeyboardType:UIKeyboardTypeURL];
8837     // XXX: UIReturnKeyDone
8838     [traits setReturnKeyType:UIReturnKeyNext];
8839
8840     [alert show];
8841 }
8842
8843 - (void) addButtonClicked {
8844     [self showAddSourcePrompt];
8845 }
8846
8847 - (void) refreshButtonClicked {
8848     if ([self.delegate requestUpdate])
8849         [self updateButtonsForEditingStatusAnimated:YES];
8850 }
8851
8852 - (void) cancelButtonClicked {
8853     [self.delegate cancelUpdate];
8854 }
8855
8856 - (void) editButtonClicked {
8857     [list_ setEditing:![list_ isEditing] animated:YES];
8858     [self updateButtonsForEditingStatusAnimated:YES];
8859 }
8860
8861 @end
8862 /* }}} */
8863
8864 /* Stash Controller {{{ */
8865 @interface StashController : CyteViewController {
8866     _H<UIActivityIndicatorView> spinner_;
8867     _H<UILabel> status_;
8868     _H<UILabel> caption_;
8869 }
8870
8871 @end
8872
8873 @implementation StashController
8874
8875 - (void) loadView {
8876     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8877     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8878     [self setView:view];
8879
8880     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8881
8882     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8883     CGRect spinrect = [spinner_ frame];
8884     spinrect.origin.x = Retina([[self view] frame].size.width / 2 - spinrect.size.width / 2);
8885     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8886     [spinner_ setFrame:spinrect];
8887     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8888     [view addSubview:spinner_];
8889     [spinner_ startAnimating];
8890
8891     CGRect captrect;
8892     captrect.size.width = [[self view] frame].size.width;
8893     captrect.size.height = 40.0f;
8894     captrect.origin.x = 0;
8895     captrect.origin.y = Retina([[self view] frame].size.height / 2 - captrect.size.height * 2);
8896     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8897     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8898     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8899     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8900     [caption_ setTextColor:[UIColor whiteColor]];
8901     [caption_ setBackgroundColor:[UIColor clearColor]];
8902     [caption_ setShadowColor:[UIColor blackColor]];
8903     [caption_ setTextAlignment:NSTextAlignmentCenter];
8904     [view addSubview:caption_];
8905
8906     CGRect statusrect;
8907     statusrect.size.width = [[self view] frame].size.width;
8908     statusrect.size.height = 30.0f;
8909     statusrect.origin.x = 0;
8910     statusrect.origin.y = Retina([[self view] frame].size.height / 2 - statusrect.size.height);
8911     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8912     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8913     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8914     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8915     [status_ setTextColor:[UIColor whiteColor]];
8916     [status_ setBackgroundColor:[UIColor clearColor]];
8917     [status_ setShadowColor:[UIColor blackColor]];
8918     [status_ setTextAlignment:NSTextAlignmentCenter];
8919     [view addSubview:status_];
8920 }
8921
8922 - (void) releaseSubviews {
8923     spinner_ = nil;
8924     status_ = nil;
8925     caption_ = nil;
8926
8927     [super releaseSubviews];
8928 }
8929
8930 @end
8931 /* }}} */
8932
8933 @interface CYURLCache : SDURLCache {
8934 }
8935
8936 @end
8937
8938 @implementation CYURLCache
8939
8940 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8941 #if !ForRelease
8942     if (false);
8943     else if ([event isEqualToString:@"no-cache"])
8944         event = @"!!!";
8945     else if ([event isEqualToString:@"store"])
8946         event = @">>>";
8947     else if ([event isEqualToString:@"invalid"])
8948         event = @"???";
8949     else if ([event isEqualToString:@"memory"])
8950         event = @"mem";
8951     else if ([event isEqualToString:@"disk"])
8952         event = @"ssd";
8953     else if ([event isEqualToString:@"miss"])
8954         event = @"---";
8955
8956     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8957 #endif
8958 }
8959
8960 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8961     if (NSURLResponse *response = [cached response])
8962         if (NSString *mime = [response MIMEType])
8963             if ([mime isEqualToString:@"text/cache-manifest"]) {
8964                 NSURL *url([response URL]);
8965
8966 #if !ForRelease
8967                 NSLog(@"###: %@", [url absoluteString]);
8968 #endif
8969
8970                 @synchronized (HostConfig_) {
8971                     [CachedURLs_ addObject:url];
8972                 }
8973             }
8974
8975     [super storeCachedResponse:cached forRequest:request];
8976 }
8977
8978 - (void) createDiskCachePath {
8979     [super createDiskCachePath];
8980 }
8981
8982 @end
8983
8984 @interface Cydia : CyteApplication <
8985     ConfirmationControllerDelegate,
8986     DatabaseDelegate,
8987     CydiaDelegate
8988 > {
8989     _H<UIWindow> window_;
8990     _H<CydiaTabBarController> tabbar_;
8991     _H<CyteTabBarController> emulated_;
8992     _H<AppCacheController> appcache_;
8993
8994     _H<NSMutableArray> essential_;
8995     _H<NSMutableArray> broken_;
8996
8997     Database *database_;
8998
8999     _H<NSURL> starturl_;
9000
9001     unsigned locked_;
9002     unsigned activity_;
9003
9004     _H<StashController> stash_;
9005
9006     bool loaded_;
9007 }
9008
9009 - (void) loadData;
9010
9011 @end
9012
9013 @implementation Cydia
9014
9015 - (void) lockSuspend {
9016     if (locked_++ == 0) {
9017         if ($SBSSetInterceptsMenuButtonForever != NULL)
9018             (*$SBSSetInterceptsMenuButtonForever)(true);
9019
9020         [self setIdleTimerDisabled:YES];
9021     }
9022 }
9023
9024 - (void) unlockSuspend {
9025     if (--locked_ == 0) {
9026         [self setIdleTimerDisabled:NO];
9027
9028         if ($SBSSetInterceptsMenuButtonForever != NULL)
9029             (*$SBSSetInterceptsMenuButtonForever)(false);
9030     }
9031 }
9032
9033 - (void) beginUpdate {
9034     [tabbar_ beginUpdate];
9035 }
9036
9037 - (void) cancelUpdate {
9038     [tabbar_ cancelUpdate];
9039 }
9040
9041 - (bool) requestUpdate {
9042     if (IsReachable("cydia.saurik.com")) {
9043         [self beginUpdate];
9044         return true;
9045     } else {
9046         UIAlertView *alert = [[[UIAlertView alloc]
9047             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
9048             message:@"Host Unreachable" // XXX: Localize
9049             delegate:self
9050             cancelButtonTitle:UCLocalize("OK")
9051             otherButtonTitles:nil
9052         ] autorelease];
9053
9054         [alert setContext:@"norefresh"];
9055         [alert show];
9056
9057         return false;
9058     }
9059 }
9060
9061 - (BOOL) updating {
9062     return [tabbar_ updating];
9063 }
9064
9065 - (void) _loaded {
9066     if ([broken_ count] != 0) {
9067         int count = [broken_ count];
9068
9069         UIAlertView *alert = [[[UIAlertView alloc]
9070             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9071             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9072             delegate:self
9073             cancelButtonTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("FORCIBLY_CLEAR"), UCLocalize("UNSAFE")]
9074             otherButtonTitles:
9075                 UCLocalize("TEMPORARY_IGNORE"),
9076             nil
9077         ] autorelease];
9078
9079         [alert setContext:@"fixhalf"];
9080         [alert setNumberOfRows:2];
9081         [alert show];
9082     } else if (!Ignored_ && [essential_ count] != 0) {
9083         int count = [essential_ count];
9084
9085         UIAlertView *alert = [[[UIAlertView alloc]
9086             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9087             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9088             delegate:self
9089             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9090             otherButtonTitles:
9091                 UCLocalize("UPGRADE_ESSENTIAL"),
9092                 UCLocalize("COMPLETE_UPGRADE"),
9093             nil
9094         ] autorelease];
9095
9096         [alert setContext:@"upgrade"];
9097         [alert show];
9098     }
9099 }
9100
9101 - (void) returnToCydia {
9102     [self _loaded];
9103 }
9104
9105 - (void) reloadSpringBoard {
9106     if (kCFCoreFoundationVersionNumber >= 700) // XXX: iOS 6.x
9107         system("/usr/libexec/cydia/cydo /bin/launchctl stop com.apple.backboardd");
9108     else
9109         system("/usr/libexec/cydia/cydo /bin/launchctl stop com.apple.SpringBoard");
9110     sleep(15);
9111     system("/usr/bin/killall backboardd SpringBoard");
9112 }
9113
9114 - (void) _saveConfig {
9115     SaveConfig(database_);
9116 }
9117
9118 // Navigation controller for the queuing badge.
9119 - (UINavigationController *) queueNavigationController {
9120     NSArray *controllers = [tabbar_ viewControllers];
9121     return [controllers objectAtIndex:3];
9122 }
9123
9124 - (void) unloadData {
9125     [tabbar_ unloadData];
9126 }
9127
9128 - (void) _updateData {
9129     [self _saveConfig];
9130     [self unloadData];
9131
9132     UINavigationController *navigation = [self queueNavigationController];
9133
9134     id queuedelegate = nil;
9135     if ([[navigation viewControllers] count] > 0)
9136         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9137
9138     [queuedelegate queueStatusDidChange];
9139     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9140 }
9141
9142 - (void) _refreshIfPossible {
9143     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9144
9145     NSDate *update([[NSDictionary dictionaryWithContentsOfFile:@ CacheState_] objectForKey:@"LastUpdate"]);
9146
9147     bool recently = false;
9148     if (update != nil) {
9149         NSTimeInterval interval([update timeIntervalSinceNow]);
9150         if (interval > -(15*60))
9151             recently = true;
9152     }
9153
9154     // Don't automatic refresh if:
9155     //  - We already refreshed recently.
9156     //  - We already auto-refreshed this launch.
9157     //  - Auto-refresh is disabled.
9158     //  - Cydia's server is not reachable
9159     if (recently || loaded_ || ManualRefresh || !IsReachable("cydia.saurik.com")) {
9160         // If we are cancelling, we need to make sure it knows it's already loaded.
9161         loaded_ = true;
9162
9163         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9164     } else {
9165         // We are going to load, so remember that.
9166         loaded_ = true;
9167
9168         [tabbar_ performSelectorOnMainThread:@selector(beginUpdate) withObject:nil waitUntilDone:NO];
9169     }
9170
9171     [pool release];
9172 }
9173
9174 - (void) refreshIfPossible {
9175     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible) toTarget:self withObject:nil];
9176 }
9177
9178 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9179 _profile(reloadDataWithInvocation)
9180 @synchronized (self) {
9181     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9182     if (hud != nil)
9183         [hud setText:UCLocalize("RELOADING_DATA")];
9184
9185     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9186
9187     size_t changes(0);
9188
9189     [essential_ removeAllObjects];
9190     [broken_ removeAllObjects];
9191
9192     _profile(reloadDataWithInvocation$Essential)
9193     NSArray *packages([database_ packages]);
9194     for (Package *package in packages) {
9195         if ([package half])
9196             [broken_ addObject:package];
9197         if ([package upgradableAndEssential:YES] && ![package ignored]) {
9198             if ([package essential] && [package installed] != nil)
9199                 [essential_ addObject:package];
9200             ++changes;
9201         }
9202     }
9203     _end
9204
9205     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9206     if (changes != 0) {
9207         _trace();
9208         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9209         [changesItem setBadgeValue:badge];
9210         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9211         [self setApplicationIconBadgeNumber:changes];
9212     } else {
9213         _trace();
9214         [changesItem setBadgeValue:nil];
9215         [changesItem setAnimatedBadge:NO];
9216         [self setApplicationIconBadgeNumber:0];
9217     }
9218
9219     Queuing_ = false;
9220     [self _updateData];
9221
9222     if (hud != nil)
9223         [self removeProgressHUD:hud];
9224 }
9225 _end
9226
9227     PrintTimes();
9228 }
9229
9230 - (void) updateData {
9231     [self _updateData];
9232 }
9233
9234 - (void) updateDataAndLoad {
9235     [self _updateData];
9236     if ([database_ progressDelegate] == nil)
9237         [self _loaded];
9238 }
9239
9240 - (void) update_ {
9241     [database_ update];
9242     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9243 }
9244
9245 - (void) disemulate {
9246     if (emulated_ == nil)
9247         return;
9248
9249     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9250         [window_ setRootViewController:tabbar_];
9251     else {
9252         [window_ addSubview:[tabbar_ view]];
9253         [[emulated_ view] removeFromSuperview];
9254     }
9255
9256     emulated_ = nil;
9257     [window_ setUserInteractionEnabled:YES];
9258 }
9259
9260 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9261     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9262
9263     UIViewController *parent;
9264     if (emulated_ == nil)
9265         parent = tabbar_;
9266     else if (!force)
9267         parent = emulated_;
9268     else {
9269         [self disemulate];
9270         parent = tabbar_;
9271     }
9272
9273     if (IsWildcat_)
9274         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9275     [parent presentModalViewController:navigation animated:YES];
9276 }
9277
9278 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9279     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9280
9281     if (navigation != nil)
9282         [navigation pushViewController:progress animated:YES];
9283     else
9284         [self presentModalViewController:progress force:YES];
9285
9286     [progress invoke:invocation withTitle:title];
9287     return progress;
9288 }
9289
9290 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9291     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9292 }
9293
9294 - (void) repairWithInvocation:(NSInvocation *)invocation {
9295     _trace();
9296     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9297     _trace();
9298 }
9299
9300 - (void) repairWithSelector:(SEL)selector {
9301     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9302 }
9303
9304 - (void) reloadData {
9305     [self reloadDataWithInvocation:nil];
9306     if ([database_ progressDelegate] == nil)
9307         [self _loaded];
9308 }
9309
9310 - (void) syncData {
9311     [self _saveConfig];
9312     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9313 }
9314
9315 - (void) addSource:(NSDictionary *) source {
9316     CydiaAddSource(source);
9317 }
9318
9319 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9320     CydiaAddSource(href, distribution, sections);
9321 }
9322
9323 // XXX: this method should not return anything
9324 - (BOOL) addTrivialSource:(NSString *)href {
9325     CydiaAddSource(href, @"./");
9326     return YES;
9327 }
9328
9329 - (void) resolve {
9330     pkgProblemResolver *resolver = [database_ resolver];
9331
9332     resolver->InstallProtect();
9333     if (!resolver->Resolve(true))
9334         _error->Discard();
9335 }
9336
9337 - (bool) perform {
9338     // XXX: this is a really crappy way of doing this.
9339     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9340     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9341     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9342     if ([tabbar_ updating])
9343         [tabbar_ cancelUpdate];
9344
9345     if (![database_ prepare])
9346         return false;
9347
9348     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9349     [page setDelegate:self];
9350     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9351
9352     if (IsWildcat_)
9353         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9354     [tabbar_ presentModalViewController:confirm_ animated:YES];
9355
9356     return true;
9357 }
9358
9359 - (void) queue {
9360     @synchronized (self) {
9361         [self perform];
9362     }
9363 }
9364
9365 - (void) clearPackage:(Package *)package {
9366     @synchronized (self) {
9367         [package clear];
9368         [self resolve];
9369         [self perform];
9370     }
9371 }
9372
9373 - (void) installPackages:(NSArray *)packages {
9374     @synchronized (self) {
9375         for (Package *package in packages)
9376             [package install];
9377         [self resolve];
9378         [self perform];
9379     }
9380 }
9381
9382 - (void) installPackage:(Package *)package {
9383     @synchronized (self) {
9384         [package install];
9385         [self resolve];
9386         [self perform];
9387     }
9388 }
9389
9390 - (void) removePackage:(Package *)package {
9391     @synchronized (self) {
9392         [package remove];
9393         [self resolve];
9394         [self perform];
9395     }
9396 }
9397
9398 - (void) distUpgrade {
9399     @synchronized (self) {
9400         if (![database_ upgrade])
9401             return;
9402         [self perform];
9403     }
9404 }
9405
9406 - (void) _uicache {
9407     _trace();
9408     system("/usr/bin/uicache");
9409     _trace();
9410 }
9411
9412 - (void) uicache {
9413     UIProgressHUD *hud([self addProgressHUD]);
9414     [hud setText:UCLocalize("LOADING")];
9415     [self yieldToSelector:@selector(_uicache)];
9416     [self removeProgressHUD:hud];
9417 }
9418
9419 - (void) perform_ {
9420     [database_ perform];
9421     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9422     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9423 }
9424
9425 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9426     Queuing_ = false;
9427     [self lockSuspend];
9428     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9429     [self unlockSuspend];
9430 }
9431
9432 - (void) retainNetworkActivityIndicator {
9433     if (activity_++ == 0)
9434         [self setNetworkActivityIndicatorVisible:YES];
9435
9436 #if TraceLogging
9437     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9438 #endif
9439 }
9440
9441 - (void) releaseNetworkActivityIndicator {
9442     if (--activity_ == 0)
9443         [self setNetworkActivityIndicatorVisible:NO];
9444
9445 #if TraceLogging
9446     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9447 #endif
9448
9449 }
9450
9451 - (void) cancelAndClear:(bool)clear {
9452     @synchronized (self) {
9453         if (clear) {
9454             [database_ clear];
9455             Queuing_ = false;
9456         } else {
9457             Queuing_ = true;
9458         }
9459
9460         [self _updateData];
9461     }
9462 }
9463
9464 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9465     NSString *context([alert context]);
9466
9467     if ([context isEqualToString:@"conffile"]) {
9468         FILE *input = [database_ input];
9469         if (button == [alert cancelButtonIndex])
9470             fprintf(input, "N\n");
9471         else if (button == [alert firstOtherButtonIndex])
9472             fprintf(input, "Y\n");
9473         fflush(input);
9474
9475         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9476     } else if ([context isEqualToString:@"fixhalf"]) {
9477         if (button == [alert cancelButtonIndex]) {
9478             @synchronized (self) {
9479                 for (Package *broken in (id) broken_) {
9480                     [broken remove];
9481                     NSString *id(ShellEscape([broken id]));
9482                     system([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /bin/rm -f"
9483                         " /var/lib/dpkg/info/%@.prerm"
9484                         " /var/lib/dpkg/info/%@.postrm"
9485                         " /var/lib/dpkg/info/%@.preinst"
9486                         " /var/lib/dpkg/info/%@.postinst"
9487                         " /var/lib/dpkg/info/%@.extrainst_"
9488                     "", id, id, id, id, id] UTF8String]);
9489                 }
9490
9491                 [self resolve];
9492                 [self perform];
9493             }
9494         } else if (button == [alert firstOtherButtonIndex]) {
9495             [broken_ removeAllObjects];
9496             [self _loaded];
9497         }
9498
9499         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9500     } else if ([context isEqualToString:@"upgrade"]) {
9501         if (button == [alert firstOtherButtonIndex]) {
9502             @synchronized (self) {
9503                 for (Package *essential in (id) essential_)
9504                     [essential install];
9505
9506                 [self resolve];
9507                 [self perform];
9508             }
9509         } else if (button == [alert firstOtherButtonIndex] + 1) {
9510             [self distUpgrade];
9511         } else if (button == [alert cancelButtonIndex]) {
9512             Ignored_ = YES;
9513         }
9514
9515         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9516     }
9517 }
9518
9519 - (void) system:(NSString *)command {
9520     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9521
9522     _trace();
9523     system([command UTF8String]);
9524     _trace();
9525
9526     [pool release];
9527 }
9528
9529 - (void) applicationWillSuspend {
9530     [database_ clean];
9531     [super applicationWillSuspend];
9532 }
9533
9534 - (BOOL) isSafeToSuspend {
9535     if (locked_ != 0) {
9536 #if !ForRelease
9537         NSLog(@"isSafeToSuspend: locked_ != 0");
9538 #endif
9539         return false;
9540     }
9541
9542     if ([tabbar_ modalViewController] != nil)
9543         return false;
9544
9545     // Use external process status API internally.
9546     // This is probably a really bad idea.
9547     // XXX: what is the point of this? does this solve anything at all?
9548     uint64_t status = 0;
9549     int notify_token;
9550     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9551         notify_get_state(notify_token, &status);
9552         notify_cancel(notify_token);
9553     }
9554
9555     if (status != 0) {
9556 #if !ForRelease
9557         NSLog(@"isSafeToSuspend: status != 0");
9558 #endif
9559         return false;
9560     }
9561
9562 #if !ForRelease
9563     NSLog(@"isSafeToSuspend: -> true");
9564 #endif
9565     return true;
9566 }
9567
9568 - (void) suspendReturningToLastApp:(BOOL)returning {
9569     if ([self isSafeToSuspend])
9570         [super suspendReturningToLastApp:returning];
9571 }
9572
9573 - (void) suspend {
9574     if ([self isSafeToSuspend])
9575         [super suspend];
9576 }
9577
9578 - (void) applicationSuspend {
9579     if ([self isSafeToSuspend])
9580         [super applicationSuspend];
9581 }
9582
9583 - (void) applicationSuspend:(GSEventRef)event {
9584     if ([self isSafeToSuspend])
9585         [super applicationSuspend:event];
9586 }
9587
9588 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9589     if ([self isSafeToSuspend])
9590         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9591 }
9592
9593 - (void) _setSuspended:(BOOL)value {
9594     if ([self isSafeToSuspend])
9595         [super _setSuspended:value];
9596 }
9597
9598 - (UIProgressHUD *) addProgressHUD {
9599     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9600     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9601
9602     [window_ setUserInteractionEnabled:NO];
9603
9604     UIViewController *target(tabbar_);
9605     if (UIViewController *modal = [target modalViewController])
9606         target = modal;
9607
9608     [hud showInView:[target view]];
9609
9610     [self lockSuspend];
9611     return hud;
9612 }
9613
9614 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9615     [self unlockSuspend];
9616     [hud hide];
9617     [hud removeFromSuperview];
9618     [window_ setUserInteractionEnabled:YES];
9619 }
9620
9621 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9622     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9623 }
9624
9625 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9626     NSString *scheme([[url scheme] lowercaseString]);
9627     if ([[url absoluteString] length] <= [scheme length] + 3)
9628         return nil;
9629     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9630     NSArray *components([path componentsSeparatedByString:@"/"]);
9631
9632     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9633         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9634         if (controller != nil)
9635             [controller setDelegate:self];
9636         return controller;
9637     }
9638
9639     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9640         return nil;
9641
9642     NSString *base([components objectAtIndex:0]);
9643
9644     CyteViewController *controller = nil;
9645
9646     if ([base isEqualToString:@"url"]) {
9647         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9648         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9649         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9650     } else if (!external && [components count] == 1) {
9651         if ([base isEqualToString:@"sources"]) {
9652             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9653         }
9654
9655         if ([base isEqualToString:@"home"]) {
9656             controller = [[[HomeController alloc] init] autorelease];
9657         }
9658
9659         if ([base isEqualToString:@"sections"]) {
9660             controller = [[[SectionsController alloc] initWithDatabase:database_ source:nil] autorelease];
9661         }
9662
9663         if ([base isEqualToString:@"search"]) {
9664             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9665         }
9666
9667         if ([base isEqualToString:@"changes"]) {
9668             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9669         }
9670
9671         if ([base isEqualToString:@"installed"]) {
9672             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9673         }
9674     } else if ([components count] == 2) {
9675         NSString *argument = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9676
9677         if ([base isEqualToString:@"package"]) {
9678             controller = [self pageForPackage:argument withReferrer:referrer];
9679         }
9680
9681         if (!external && [base isEqualToString:@"search"]) {
9682             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9683         }
9684
9685         if (!external && [base isEqualToString:@"sections"]) {
9686             if ([argument isEqualToString:@"all"] || [argument isEqualToString:@"*"])
9687                 argument = nil;
9688             controller = [[[SectionController alloc] initWithDatabase:database_ source:nil section:argument] autorelease];
9689         }
9690
9691         if ([base isEqualToString:@"sources"]) {
9692             if ([argument isEqualToString:@"add"]) {
9693                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9694                 [(SourcesController *)controller showAddSourcePrompt];
9695             } else {
9696                 Source *source([database_ sourceWithKey:argument]);
9697                 controller = [[[SectionsController alloc] initWithDatabase:database_ source:source] autorelease];
9698             }
9699         }
9700
9701         if (!external && [base isEqualToString:@"launch"]) {
9702             [self launchApplicationWithIdentifier:argument suspended:NO];
9703             return nil;
9704         }
9705     } else if (!external && [components count] == 3) {
9706         NSString *arg1 = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9707         NSString *arg2 = [[components objectAtIndex:2] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9708
9709         if ([base isEqualToString:@"package"]) {
9710             if ([arg2 isEqualToString:@"settings"]) {
9711                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9712             } else if ([arg2 isEqualToString:@"files"]) {
9713                 if (Package *package = [database_ packageWithName:arg1]) {
9714                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9715                     [(FileTable *)controller setPackage:package];
9716                 }
9717             }
9718         }
9719
9720         if ([base isEqualToString:@"sections"]) {
9721             Source *source([arg1 isEqualToString:@"*"] ? nil : [database_ sourceWithKey:arg1]);
9722             NSString *section([arg2 isEqualToString:@"*"] ? nil : arg2);
9723             controller = [[[SectionController alloc] initWithDatabase:database_ source:source section:section] autorelease];
9724         }
9725     }
9726
9727     [controller setDelegate:self];
9728     return controller;
9729 }
9730
9731 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9732     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
9733
9734     if (page != nil)
9735         [tabbar_ setUnselectedViewController:page];
9736
9737     return page != nil;
9738 }
9739
9740 - (void) applicationOpenURL:(NSURL *)url {
9741     [super applicationOpenURL:url];
9742
9743     if (!loaded_)
9744         starturl_ = url;
9745     else
9746         [self openCydiaURL:url forExternal:YES];
9747 }
9748
9749 - (void) applicationWillResignActive:(UIApplication *)application {
9750     // Stop refreshing if you get a phone call or lock the device.
9751     if ([tabbar_ updating])
9752         [tabbar_ cancelUpdate];
9753
9754     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9755         [super applicationWillResignActive:application];
9756 }
9757
9758 - (void) saveState {
9759     [[NSDictionary dictionaryWithObjectsAndKeys:
9760         @"InterfaceState", [tabbar_ navigationURLCollection],
9761         @"LastClosed", [NSDate date],
9762         @"InterfaceIndex", [NSNumber numberWithInt:[tabbar_ selectedIndex]],
9763     nil] writeToFile:@ SavedState_ atomically:YES];
9764
9765     [self _saveConfig];
9766 }
9767
9768 - (void) applicationWillTerminate:(UIApplication *)application {
9769     [self saveState];
9770 }
9771
9772 - (void) applicationDidEnterBackground:(UIApplication *)application {
9773     if (kCFCoreFoundationVersionNumber < 1000 && [self isSafeToSuspend])
9774         return [self terminateWithSuccess];
9775     Backgrounded_ = [NSDate date];
9776     [self saveState];
9777 }
9778
9779 - (void) applicationWillEnterForeground:(UIApplication *)application {
9780     if (Backgrounded_ == nil)
9781         return;
9782
9783     NSTimeInterval interval([Backgrounded_ timeIntervalSinceNow]);
9784
9785     if (interval <= -(30*60)) {
9786         [tabbar_ setSelectedIndex:0];
9787         [[[tabbar_ viewControllers] objectAtIndex:0] popToRootViewControllerAnimated:NO];
9788     }
9789
9790     if (interval <= -(15*60)) {
9791         if (IsReachable("cydia.saurik.com")) {
9792             [tabbar_ beginUpdate];
9793             [appcache_ reloadURLWithCache:YES];
9794         }
9795     }
9796
9797     if ([database_ delocked])
9798         [self reloadData];
9799 }
9800
9801 - (void) setConfigurationData:(NSString *)data {
9802     static RegEx conffile_r("'(.*)' '(.*)' ([01]) ([01])");
9803
9804     if (!conffile_r(data)) {
9805         lprintf("E:invalid conffile\n");
9806         return;
9807     }
9808
9809     NSString *ofile = conffile_r[1];
9810     //NSString *nfile = conffile_r[2];
9811
9812     UIAlertView *alert = [[[UIAlertView alloc]
9813         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9814         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9815         delegate:self
9816         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9817         otherButtonTitles:
9818             UCLocalize("ACCEPT_NEW_COPY"),
9819             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9820         nil
9821     ] autorelease];
9822
9823     [alert setContext:@"conffile"];
9824     [alert setNumberOfRows:2];
9825     [alert show];
9826 }
9827
9828 - (void) addStashController {
9829     [self lockSuspend];
9830     stash_ = [[[StashController alloc] init] autorelease];
9831     [window_ addSubview:[stash_ view]];
9832 }
9833
9834 - (void) removeStashController {
9835     [[stash_ view] removeFromSuperview];
9836     stash_ = nil;
9837     [self unlockSuspend];
9838 }
9839
9840 - (void) stash {
9841     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9842     UpdateExternalStatus(1);
9843     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/cydo /usr/libexec/cydia/free.sh"];
9844     UpdateExternalStatus(0);
9845
9846     [self removeStashController];
9847     [self reloadSpringBoard];
9848 }
9849
9850 - (void) setupViewControllers {
9851     tabbar_ = [[[CydiaTabBarController alloc] initWithDatabase:database_] autorelease];
9852
9853     NSMutableArray *items;
9854     if (kCFCoreFoundationVersionNumber < 800) {
9855         items = [NSMutableArray arrayWithObjects:
9856             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home.png"] tag:0] autorelease],
9857             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install.png"] tag:0] autorelease],
9858             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes.png"] tag:0] autorelease],
9859             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage.png"] tag:0] autorelease],
9860             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search.png"] tag:0] autorelease],
9861         nil];
9862     } else {
9863         items = [NSMutableArray arrayWithObjects:
9864             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home7.png"] selectedImage:[UIImage imageNamed:@"home7s.png"]] autorelease],
9865             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install7.png"] selectedImage:[UIImage imageNamed:@"install7s.png"]] autorelease],
9866             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes7.png"] selectedImage:[UIImage imageNamed:@"changes7s.png"]] autorelease],
9867             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage7.png"] selectedImage:[UIImage imageNamed:@"manage7s.png"]] autorelease],
9868             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search7.png"] selectedImage:[UIImage imageNamed:@"search7s.png"]] autorelease],
9869         nil];
9870     }
9871
9872     NSMutableArray *controllers([NSMutableArray array]);
9873     for (UITabBarItem *item in items) {
9874         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9875         [controller setTabBarItem:item];
9876         [controllers addObject:controller];
9877     }
9878     [tabbar_ setViewControllers:controllers];
9879
9880     [tabbar_ setUpdateDelegate:self];
9881 }
9882
9883 - (void) applicationDidFinishLaunching:(id)unused {
9884     [super applicationDidFinishLaunching:unused];
9885 _trace();
9886
9887     @synchronized (HostConfig_) {
9888         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9889     }
9890
9891     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9892         initWithMemoryCapacity:524288
9893         diskCapacity:10485760
9894         diskPath:Cache("SDURLCache")
9895     ] autorelease]];
9896
9897     [CydiaWebViewController _initialize];
9898
9899     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9900
9901     // this would disallow http{,s} URLs from accessing this data
9902     //[WebView registerURLSchemeAsLocal:@"cydia"];
9903
9904     Font12_ = [UIFont systemFontOfSize:12];
9905     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9906     Font14_ = [UIFont systemFontOfSize:14];
9907     Font18_ = [UIFont systemFontOfSize:18];
9908     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9909     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9910
9911     essential_ = [NSMutableArray arrayWithCapacity:4];
9912     broken_ = [NSMutableArray arrayWithCapacity:4];
9913
9914     // XXX: I really need this thing... like, seriously... I'm sorry
9915     appcache_ = [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] autorelease];
9916     [appcache_ reloadData];
9917
9918     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9919     [window_ orderFront:self];
9920     [window_ makeKey:self];
9921     [window_ setHidden:NO];
9922
9923     if (access("/.cydia_no_stash", F_OK) == 0);
9924     else {
9925
9926     if (false) stash: {
9927         [self addStashController];
9928         // XXX: this would be much cleaner as a yieldToSelector:
9929         // that way the removeStashController could happen right here inline
9930         // we also could no longer require the useless stash_ field anymore
9931         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9932         return;
9933     }
9934
9935     struct stat root;
9936     int error(stat("/", &root));
9937     _assert(error != -1);
9938
9939     #define Stash_(path) do { \
9940         struct stat folder; \
9941         int error(lstat((path), &folder)); \
9942         if (error != -1 && ( \
9943             folder.st_dev == root.st_dev && \
9944             S_ISDIR(folder.st_mode) \
9945         ) || error == -1 && ( \
9946             errno == ENOENT || \
9947             errno == ENOTDIR \
9948         )) goto stash; \
9949     } while (false)
9950
9951     Stash_("/Applications");
9952     Stash_("/Library/Ringtones");
9953     Stash_("/Library/Wallpaper");
9954     //Stash_("/usr/bin");
9955     Stash_("/usr/include");
9956     Stash_("/usr/share");
9957     //Stash_("/var/lib");
9958
9959     }
9960
9961     database_ = [Database sharedInstance];
9962     [database_ setDelegate:self];
9963
9964     [window_ setUserInteractionEnabled:NO];
9965     [self setupViewControllers];
9966
9967     CydiaLoadingViewController *loading([[[CydiaLoadingViewController alloc] init] autorelease]);
9968     UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
9969     [navigation setViewControllers:[NSArray arrayWithObject:loading]];
9970
9971     emulated_ = [[[CyteTabBarController alloc] init] autorelease];
9972     [emulated_ setViewControllers:[NSArray arrayWithObject:navigation]];
9973     [emulated_ setSelectedIndex:0];
9974
9975     if ([emulated_ respondsToSelector:@selector(concealTabBarSelection)])
9976         [emulated_ concealTabBarSelection];
9977
9978     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9979         [window_ setRootViewController:emulated_];
9980     else
9981         [window_ addSubview:[emulated_ view]];
9982
9983     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9984 _trace();
9985 }
9986
9987 - (NSArray *) defaultStartPages {
9988     NSMutableArray *standard = [NSMutableArray array];
9989     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9990     [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9991     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9992     [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9993     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9994     return standard;
9995 }
9996
9997 - (void) loadData {
9998 _trace();
9999     if ([emulated_ modalViewController] != nil)
10000         [emulated_ dismissModalViewControllerAnimated:YES];
10001     [window_ setUserInteractionEnabled:NO];
10002
10003     [self reloadDataWithInvocation:nil];
10004     [self refreshIfPossible];
10005     [self disemulate];
10006
10007     NSDictionary *state([NSDictionary dictionaryWithContentsOfFile:@ SavedState_]);
10008
10009     int savedIndex = [[state objectForKey:@"InterfaceIndex"] intValue];
10010     NSArray *saved = [[[state objectForKey:@"InterfaceState"] mutableCopy] autorelease];
10011     int standardIndex = 0;
10012     NSArray *standard = [self defaultStartPages];
10013
10014     BOOL valid = YES;
10015
10016     if (saved == nil)
10017         valid = NO;
10018
10019     NSDate *closed = [state objectForKey:@"LastClosed"];
10020     if (valid && closed != nil) {
10021         NSTimeInterval interval([closed timeIntervalSinceNow]);
10022         if (interval <= -(30*60))
10023             valid = NO;
10024     }
10025
10026     if (valid && [saved count] != [standard count])
10027         valid = NO;
10028
10029     if (valid) {
10030         for (unsigned int i = 0; i < [standard count]; i++) {
10031             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
10032             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
10033             //      but it's good enough for now.
10034             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
10035                 valid = NO;
10036                 break;
10037             }
10038         }
10039     }
10040
10041     NSArray *items = nil;
10042     if (valid) {
10043         [tabbar_ setSelectedIndex:savedIndex];
10044         items = saved;
10045     } else {
10046         [tabbar_ setSelectedIndex:standardIndex];
10047         items = standard;
10048     }
10049
10050     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
10051         NSArray *stack = [items objectAtIndex:tab];
10052         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
10053         NSMutableArray *current = [NSMutableArray array];
10054
10055         for (unsigned int nav = 0; nav < [stack count]; nav++) {
10056             NSString *addr = [stack objectAtIndex:nav];
10057             NSURL *url = [NSURL URLWithString:addr];
10058             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
10059             if (page != nil)
10060                 [current addObject:page];
10061         }
10062
10063         [navigation setViewControllers:current];
10064     }
10065
10066     // (Try to) show the startup URL.
10067     if (starturl_ != nil) {
10068         [self openCydiaURL:starturl_ forExternal:YES];
10069         starturl_ = nil;
10070     }
10071 }
10072
10073 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
10074     if (!IsWildcat_) {
10075        [sheet addButtonWithTitle:UCLocalize("CANCEL")];
10076        [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
10077     }
10078
10079     if (item != nil && IsWildcat_) {
10080         [sheet showFromBarButtonItem:item animated:YES];
10081     } else {
10082         [sheet showInView:window_];
10083     }
10084 }
10085
10086 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
10087     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
10088     [progress setTitle:task];
10089     [progress addProgressEvent:event];
10090 }
10091
10092 - (void) addProgressEventForTask:(NSArray *)data {
10093     CydiaProgressEvent *event([data objectAtIndex:0]);
10094     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10095     [self addProgressEvent:event forTask:task];
10096 }
10097
10098 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10099     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10100 }
10101
10102 @end
10103
10104 /*IMP alloc_;
10105 id Alloc_(id self, SEL selector) {
10106     id object = alloc_(self, selector);
10107     lprintf("[%s]A-%p\n", self->isa->name, object);
10108     return object;
10109 }*/
10110
10111 /*IMP dealloc_;
10112 id Dealloc_(id self, SEL selector) {
10113     id object = dealloc_(self, selector);
10114     lprintf("[%s]D-%p\n", self->isa->name, object);
10115     return object;
10116 }*/
10117
10118 Class $NSURLConnection;
10119
10120 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10121     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
10122
10123     NSURL *url([copy URL]);
10124
10125     NSString *host([url host]);
10126     NSString *scheme([[url scheme] lowercaseString]);
10127
10128     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10129
10130     @synchronized (HostConfig_) {
10131         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10132             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10133                 [copy setHTTPShouldUsePipelining:YES];
10134
10135         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10136             if ([control isEqualToString:@"max-age=0"])
10137                 if ([CachedURLs_ containsObject:url]) {
10138 #if !ForRelease
10139                     NSLog(@"~~~: %@", url);
10140 #endif
10141
10142                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10143
10144                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10145                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10146                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10147                 }
10148     }
10149
10150     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10151     } return self;
10152 }
10153
10154 Class $WAKWindow;
10155
10156 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
10157     CGSize size([[UIScreen mainScreen] bounds].size);
10158     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10159         if ([$WAKWindow hasLandscapeOrientation])
10160             std::swap(size.width, size.height);*/
10161     return size;
10162 }
10163
10164 Class $NSUserDefaults;
10165
10166 MSHook(id, NSUserDefaults$objectForKey$, NSUserDefaults *self, SEL _cmd, NSString *key) {
10167     if ([key respondsToSelector:@selector(isEqualToString:)] && [key isEqualToString:@"WebKitLocalStorageDatabasePathPreferenceKey"])
10168         return Cache("LocalStorage");
10169     return _NSUserDefaults$objectForKey$(self, _cmd, key);
10170 }
10171
10172 static NSMutableDictionary *AutoreleaseDeepMutableCopyOfDictionary(CFTypeRef type) {
10173     if (type == NULL)
10174         return nil;
10175     if (CFGetTypeID(type) != CFDictionaryGetTypeID())
10176         return nil;
10177     CFTypeRef copy(CFPropertyListCreateDeepCopy(kCFAllocatorDefault, type, kCFPropertyListMutableContainers));
10178     CFRelease(type);
10179     return [(NSMutableDictionary *) copy autorelease];
10180 }
10181
10182 int main_store(int, char *argv[]);
10183
10184 int main(int argc, char *argv[]) {
10185 #ifdef __arm64__
10186     const char *argv0(argv[0]);
10187     if (const char *slash = strrchr(argv0, '/'))
10188         argv0 = slash + 1;
10189     if (false);
10190     else if (!strcmp(argv0, "store"))
10191         return main_store(argc, argv);
10192 #endif
10193
10194     int fd(open("/tmp/cydia.log", O_WRONLY | O_APPEND | O_CREAT, 0644));
10195     dup2(fd, 2);
10196     close(fd);
10197
10198     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10199
10200     _trace();
10201
10202     UpdateExternalStatus(0);
10203
10204     UIScreen *screen([UIScreen mainScreen]);
10205     if ([screen respondsToSelector:@selector(scale)])
10206         ScreenScale_ = [screen scale];
10207     else
10208         ScreenScale_ = 1;
10209
10210     UIDevice *device([UIDevice currentDevice]);
10211     if ([device respondsToSelector:@selector(userInterfaceIdiom)]) {
10212         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10213         if (idiom == UIUserInterfaceIdiomPad)
10214             IsWildcat_ = true;
10215     }
10216
10217     Idiom_ = IsWildcat_ ? @"ipad" : @"iphone";
10218
10219     RegEx pattern("([0-9]+\\.[0-9]+).*");
10220
10221     if (pattern([device systemVersion]))
10222         Firmware_ = pattern[1];
10223     if (pattern(Cydia_))
10224         Major_ = pattern[1];
10225
10226     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10227
10228     HostConfig_ = [[[NSObject alloc] init] autorelease];
10229     @synchronized (HostConfig_) {
10230         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10231         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10232         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10233         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10234     }
10235
10236     NSString *ui(@"ui/ios");
10237     if (Idiom_ != nil)
10238         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10239     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10240     UI_ = CydiaURL(ui);
10241
10242     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10243
10244     /* Library Hacks {{{ */
10245     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10246
10247     $WAKWindow = objc_getClass("WAKWindow");
10248     if ($WAKWindow != NULL)
10249         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10250             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10251
10252     $NSURLConnection = objc_getClass("NSURLConnection");
10253     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10254     if (NSURLConnection$init$ != NULL) {
10255         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10256         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10257     }
10258
10259     $NSUserDefaults = objc_getClass("NSUserDefaults");
10260     Method NSUserDefaults$objectForKey$(class_getInstanceMethod($NSUserDefaults, @selector(objectForKey:)));
10261     if (NSUserDefaults$objectForKey$ != NULL) {
10262         _NSUserDefaults$objectForKey$ = reinterpret_cast<id (*)(NSUserDefaults *, SEL, NSString *)>(method_getImplementation(NSUserDefaults$objectForKey$));
10263         method_setImplementation(NSUserDefaults$objectForKey$, reinterpret_cast<IMP>(&$NSUserDefaults$objectForKey$));
10264     }
10265     /* }}} */
10266     /* Set Locale {{{ */
10267     Locale_ = CFLocaleCopyCurrent();
10268     Languages_ = [NSLocale preferredLanguages];
10269
10270     std::string languages;
10271     const char *translation(NULL);
10272
10273     // XXX: this isn't really a language, but this is compatible with older Cydia builds
10274     if (Locale_ != NULL)
10275         if (const char *language = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String]) {
10276             RegEx pattern("([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?");
10277             if (pattern(language)) {
10278                 translation = strdup([pattern->*@"%1$@%2$@" UTF8String]);
10279                 languages += translation;
10280                 languages += ",";
10281             }
10282         }
10283
10284     if (Languages_ != nil)
10285         for (NSString *language : Languages_) {
10286             languages += [language UTF8String];
10287             languages += ",";
10288         }
10289
10290     languages += "en";
10291     NSLog(@"Setting Language: [%s] %s", translation, languages.c_str());
10292     /* }}} */
10293     /* Index Collation {{{ */
10294     if (Class $UILocalizedIndexedCollation = objc_getClass("UILocalizedIndexedCollation")) { @try {
10295         NSBundle *bundle([NSBundle bundleForClass:$UILocalizedIndexedCollation]);
10296         NSString *path([bundle pathForResource:@"UITableViewLocalizedSectionIndex" ofType:@"plist"]);
10297         //path = @"/System/Library/Frameworks/UIKit.framework/.lproj/UITableViewLocalizedSectionIndex.plist";
10298         NSDictionary *dictionary([NSDictionary dictionaryWithContentsOfFile:path]);
10299         _H<UILocalizedIndexedCollation> collation([[[$UILocalizedIndexedCollation alloc] initWithDictionary:dictionary] autorelease]);
10300
10301         CollationLocale_ = MSHookIvar<NSLocale *>(collation, "_locale");
10302
10303         if (kCFCoreFoundationVersionNumber >= 800 && [[CollationLocale_ localeIdentifier] isEqualToString:@"zh@collation=stroke"]) {
10304             CollationThumbs_ = [NSArray arrayWithObjects:@"1",@"•",@"4",@"•",@"7",@"•",@"10",@"•",@"13",@"•",@"16",@"•",@"19",@"A",@"•",@"E",@"•",@"I",@"•",@"M",@"•",@"R",@"•",@"V",@"•",@"Z",@"#",nil];
10305             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})
10306                 CollationOffset_.push_back(offset);
10307             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];
10308             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];
10309         } else {
10310
10311         CollationThumbs_ = [collation sectionIndexTitles];
10312         for (size_t index(0), end([CollationThumbs_ count]); index != end; ++index)
10313             CollationOffset_.push_back([collation sectionForSectionIndexTitleAtIndex:index]);
10314
10315         CollationTitles_ = [collation sectionTitles];
10316         CollationStarts_ = MSHookIvar<NSArray *>(collation, "_sectionStartStrings");
10317
10318         NSString *&transform(MSHookIvar<NSString *>(collation, "_transform"));
10319         if (&transform != NULL && transform != nil) {
10320             /*if ([collation respondsToSelector:@selector(transformedCollationStringForString:)])
10321                 CollationModify_ = [=](NSString *value) { return [collation transformedCollationStringForString:value]; };*/
10322             const UChar *uid(reinterpret_cast<const UChar *>([transform cStringUsingEncoding:NSUnicodeStringEncoding]));
10323             UErrorCode code(U_ZERO_ERROR);
10324             CollationTransl_ = utrans_openU(uid, -1, UTRANS_FORWARD, NULL, 0, NULL, &code);
10325             if (!U_SUCCESS(code))
10326                 NSLog(@"%s", u_errorName(code));
10327         }
10328
10329         }
10330     } @catch (NSException *e) {
10331         NSLog(@"%@", e);
10332         goto hard;
10333     } } else hard: {
10334         CollationLocale_ = [[[NSLocale alloc] initWithLocaleIdentifier:@"en@collation=dictionary"] autorelease];
10335
10336         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];
10337         for (NSInteger offset(0); offset != 28; ++offset)
10338             CollationOffset_.push_back(offset);
10339
10340         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];
10341         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];
10342     }
10343     /* }}} */
10344     /* Parse Arguments {{{ */
10345     bool substrate(false);
10346
10347     if (argc != 0) {
10348         char **args(argv);
10349         int arge(1);
10350
10351         for (int argi(1); argi != argc; ++argi)
10352             if (strcmp(argv[argi], "--") == 0) {
10353                 arge = argi;
10354                 argv[argi] = argv[0];
10355                 argv += argi;
10356                 argc -= argi;
10357                 break;
10358             }
10359
10360         for (int argi(1); argi != arge; ++argi)
10361             if (strcmp(args[argi], "--substrate") == 0)
10362                 substrate = true;
10363             else
10364                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10365     }
10366     /* }}} */
10367
10368     App_ = [[NSBundle mainBundle] bundlePath];
10369     Advanced_ = YES;
10370
10371     Cache_ = [[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia", @"/var/mobile"] retain];
10372     mkdir([Cache_ UTF8String], 0755);
10373
10374     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10375     alloc_ = alloc->method_imp;
10376     alloc->method_imp = (IMP) &Alloc_;*/
10377
10378     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10379     dealloc_ = dealloc->method_imp;
10380     dealloc->method_imp = (IMP) &Dealloc_;*/
10381
10382     void *gestalt(dlopen("/usr/lib/libMobileGestalt.dylib", RTLD_GLOBAL | RTLD_LAZY));
10383     $MGCopyAnswer = reinterpret_cast<CFStringRef (*)(CFStringRef)>(dlsym(gestalt, "MGCopyAnswer"));
10384
10385     /* System Information {{{ */
10386     size_t size;
10387
10388     int maxproc;
10389     size = sizeof(maxproc);
10390     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10391         perror("sysctlbyname(\"kern.maxproc\", ?)");
10392     else if (maxproc < 64) {
10393         maxproc = 64;
10394         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10395             perror("sysctlbyname(\"kern.maxproc\", #)");
10396     }
10397
10398     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10399     char *osversion = new char[size];
10400     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10401         perror("sysctlbyname(\"kern.osversion\", ?)");
10402     else
10403         System_ = [NSString stringWithUTF8String:osversion];
10404
10405     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10406     char *machine = new char[size];
10407     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10408         perror("sysctlbyname(\"hw.machine\", ?)");
10409     else
10410         Machine_ = machine;
10411
10412     int64_t usermem(0);
10413     size = sizeof(usermem);
10414     if (sysctlbyname("hw.usermem", &usermem, &size, NULL, 0) == -1)
10415         usermem = 0;
10416
10417     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10418     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10419     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10420
10421     UniqueID_ = UniqueIdentifier(device);
10422
10423     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10424         Product_ = [info objectForKey:@"SafariProductVersion"];
10425         Safari_ = [info objectForKey:@"CFBundleVersion"];
10426     }
10427
10428     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10429
10430     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Safari_))
10431         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[1], agent];
10432     if (RegEx match = RegEx("([0-9]+[A-Z][0-9]+[a-z]?).*", System_))
10433         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[1], agent];
10434     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Product_))
10435         agent = [NSString stringWithFormat:@"Version/%@ %@", match[1], agent];
10436
10437     UserAgent_ = agent;
10438     /* }}} */
10439     /* Load Database {{{ */
10440     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10441
10442     _trace();
10443     mkdir("/var/mobile/Library/Cydia", 0755);
10444     MetaFile_.Open("/var/mobile/Library/Cydia/metadata.cb0");
10445     _trace();
10446
10447     Values_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaValues"), CFSTR("com.saurik.Cydia")));
10448     Sections_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaSections"), CFSTR("com.saurik.Cydia")));
10449     Sources_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaSources"), CFSTR("com.saurik.Cydia")));
10450     Version_ = [(NSNumber *) CFPreferencesCopyAppValue(CFSTR("CydiaVersion"), CFSTR("com.saurik.Cydia")) autorelease];
10451
10452     _trace();
10453     NSDictionary *metadata([[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease]);
10454
10455     if (Values_ == nil)
10456         Values_ = [metadata objectForKey:@"Values"];
10457     if (Values_ == nil)
10458         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10459
10460     if (Sections_ == nil)
10461         Sections_ = [metadata objectForKey:@"Sections"];
10462     if (Sections_ == nil)
10463         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10464
10465     if (Sources_ == nil)
10466         Sources_ = [metadata objectForKey:@"Sources"];
10467     if (Sources_ == nil)
10468         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10469
10470     // XXX: this wrong, but in a way that doesn't matter :/
10471     if (Version_ == nil)
10472         Version_ = [metadata objectForKey:@"Version"];
10473     if (Version_ == nil)
10474         Version_ = [NSNumber numberWithUnsignedInt:0];
10475
10476     if (NSDictionary *packages = [metadata objectForKey:@"Packages"]) {
10477         bool fail(false);
10478         CFDictionaryApplyFunction((CFDictionaryRef) packages, &PackageImport, &fail);
10479         _trace();
10480         if (fail)
10481             NSLog(@"unable to import package preferences... from 2010? oh well :/");
10482     }
10483
10484     if ([Version_ unsignedIntValue] == 0) {
10485         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10486         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10487         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10488         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10489
10490         Version_ = [NSNumber numberWithUnsignedInt:1];
10491
10492         if (NSMutableDictionary *cache = [NSMutableDictionary dictionaryWithContentsOfFile:@ CacheState_]) {
10493             [cache removeObjectForKey:@"LastUpdate"];
10494             [cache writeToFile:@ CacheState_ atomically:YES];
10495         }
10496     }
10497
10498     _H<NSMutableArray> broken([NSMutableArray array]);
10499     for (NSString *key in (id) Sources_)
10500         if ([key rangeOfCharacterFromSet:[NSCharacterSet characterSetWithCharactersInString:@"# "]].location != NSNotFound || ![([[Sources_ objectForKey:key] objectForKey:@"URI"] ?: @"/") hasSuffix:@"/"])
10501             [broken addObject:key];
10502     if ([broken count] != 0)
10503         for (NSString *key in (id) broken)
10504             [Sources_ removeObjectForKey:key];
10505     broken = nil;
10506
10507     SaveConfig(nil);
10508     system("/usr/libexec/cydia/cydo /bin/rm -f /var/lib/cydia/metadata.plist");
10509     /* }}} */
10510
10511     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10512
10513     if (kCFCoreFoundationVersionNumber > 1000)
10514         system("/usr/libexec/cydia/cydo /usr/libexec/cydia/setnsfpn /var/lib");
10515
10516     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10517
10518     if (access("/User", F_OK) != 0 || version != 6) {
10519         _trace();
10520         system("/usr/libexec/cydia/cydo /usr/libexec/cydia/firmware.sh");
10521         _trace();
10522     }
10523
10524     if (access("/tmp/cydia.chk", F_OK) == 0) {
10525         if (unlink([Cache("pkgcache.bin") UTF8String]) == -1)
10526             _assert(errno == ENOENT);
10527         if (unlink([Cache("srcpkgcache.bin") UTF8String]) == -1)
10528             _assert(errno == ENOENT);
10529     }
10530
10531     system("/usr/libexec/cydia/cydo /bin/ln -sf /var/mobile/Library/Caches/com.saurik.Cydia/sources.list /etc/apt/sources.list.d/cydia.list");
10532
10533     /* APT Initialization {{{ */
10534     _assert(pkgInitConfig(*_config));
10535     _assert(pkgInitSystem(*_config, _system));
10536
10537     _config->Set("Acquire::AllowInsecureRepositories", true);
10538     _config->Set("Acquire::Check-Valid-Until", false);
10539     _config->Set("Dir::Bin::Methods::store", "/Applications/Cydia.app/store");
10540
10541     _config->Set("pkgCacheGen::ForceEssential", "");
10542
10543     if (translation != NULL)
10544         _config->Set("APT::Acquire::Translation", translation);
10545     _config->Set("Acquire::Languages", languages);
10546
10547     // XXX: this timeout might be important :(
10548     //_config->Set("Acquire::http::Timeout", 15);
10549
10550     _config->Set("Acquire::http::MaxParallel", usermem >= 384 * 1024 * 1024 ? 16 : 3);
10551
10552     mkdir([Cache("archives") UTF8String], 0755);
10553     mkdir([Cache("archives/partial") UTF8String], 0755);
10554     _config->Set("Dir::Cache", [Cache_ UTF8String]);
10555
10556     symlink("/var/lib/apt/extended_states", [Cache("extended_states") UTF8String]);
10557     _config->Set("Dir::State", [Cache_ UTF8String]);
10558
10559     mkdir([Cache("lists") UTF8String], 0755);
10560     mkdir([Cache("lists/partial") UTF8String], 0755);
10561     mkdir([Cache("periodic") UTF8String], 0755);
10562     _config->Set("Dir::State::Lists", [Cache("lists") UTF8String]);
10563
10564     std::string logs("/var/mobile/Library/Logs/Cydia");
10565     mkdir(logs.c_str(), 0755);
10566     _config->Set("Dir::Log", logs);
10567
10568     _config->Set("Dir::Bin::dpkg", "/usr/libexec/cydia/cydo");
10569     /* }}} */
10570     /* Color Choices {{{ */
10571     space_ = CGColorSpaceCreateDeviceRGB();
10572
10573     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10574     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10575     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10576     Folder_.Set(space_, 0x8e/255.f, 0x8e/255.f, 0x93/255.f, 1.0);
10577     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10578     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10579     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10580     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10581     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10582     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10583
10584     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10585     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10586     /* }}}*/
10587     /* UIKit Configuration {{{ */
10588     // XXX: I have a feeling this was important
10589     //UIKeyboardDisableAutomaticAppearance();
10590     /* }}} */
10591
10592     $SBSSetInterceptsMenuButtonForever = reinterpret_cast<void (*)(bool)>(dlsym(RTLD_DEFAULT, "SBSSetInterceptsMenuButtonForever"));
10593     $SBSCopyIconImagePNGDataForDisplayIdentifier = reinterpret_cast<NSData *(*)(NSString *)>(dlsym(RTLD_DEFAULT, "SBSCopyIconImagePNGDataForDisplayIdentifier"));
10594
10595     const char *symbol(kCFCoreFoundationVersionNumber >= 800 ? "MGGetBoolAnswer" : "GSSystemHasCapability");
10596     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, symbol));
10597     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10598
10599     PulseInterval_ = fast ? 50000 : 500000;
10600
10601     Colon_ = UCLocalize("COLON_DELIMITED");
10602     Elision_ = UCLocalize("ELISION");
10603     Error_ = UCLocalize("ERROR");
10604     Warning_ = UCLocalize("WARNING");
10605
10606     _trace();
10607     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10608
10609     CGColorSpaceRelease(space_);
10610     CFRelease(Locale_);
10611
10612     [pool release];
10613     return value;
10614 }