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 #include <WebKit/DOMHTMLIFrameElement.h>
  57
  58 #include <algorithm>
  59 #include <fstream>
  60 #include <iomanip>
  61 #include <set>
  62 #include <sstream>
  63 #include <string>
  64
  65 #include "fdstream.hpp"
  66
  67 #undef ABS
  68
  69 #include "apt.h"
  70 #include <apt-pkg/acquire.h>
  71 #include <apt-pkg/acquire-item.h>
  72 #include <apt-pkg/algorithms.h>
  73 #include <apt-pkg/cachefile.h>
  74 #include <apt-pkg/clean.h>
  75 #include <apt-pkg/configuration.h>
  76 #include <apt-pkg/debindexfile.h>
  77 #include <apt-pkg/debmetaindex.h>
  78 #include <apt-pkg/error.h>
  79 #include <apt-pkg/init.h>
  80 #include <apt-pkg/mmap.h>
  81 #include <apt-pkg/pkgrecords.h>
  82 #include <apt-pkg/sha1.h>
  83 #include <apt-pkg/sourcelist.h>
  84 #include <apt-pkg/sptr.h>
  85 #include <apt-pkg/strutl.h>
  86 #include <apt-pkg/tagfile.h>
  87
  88 #include <sys/types.h>
  89 #include <sys/stat.h>
  90 #include <sys/sysctl.h>
  91 #include <sys/param.h>
  92 #include <sys/mount.h>
  93 #include <sys/reboot.h>
  94
  95 #include <dirent.h>
  96 #include <fcntl.h>
  97 #include <notify.h>
  98 #include <dlfcn.h>
  99
 100 extern "C" {
 101 #include <mach-o/nlist.h>
 102 }
 103
 104 #include <cstdio>
 105 #include <cstdlib>
 106 #include <cstring>
 107
 108 #include <errno.h>
 109
 110 #include <Cytore.hpp>
 111 #include "Sources.h"
 112
 113 #include "Substrate.hpp"
 114 #include "Menes/Menes.h"
 115
 116 #include "CyteKit/IndirectDelegate.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     CFMutableArrayRef 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
1139 - (void) _readCydia:(NSNumber *)fd;
1140 - (void) _readStatus:(NSNumber *)fd;
1141 - (void) _readOutput:(NSNumber *)fd;
1142
1143 - (FILE *) input;
1144
1145 - (Package *) packageWithName:(NSString *)name;
1146
1147 - (pkgCacheFile &) cache;
1148 - (pkgDepCache::Policy *) policy;
1149 - (pkgRecords *) records;
1150 - (pkgProblemResolver *) resolver;
1151 - (pkgAcquire &) fetcher;
1152 - (pkgSourceList &) list;
1153 - (NSArray *) packages;
1154 - (NSArray *) sources;
1155 - (Source *) sourceWithKey:(NSString *)key;
1156 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1157
1158 - (void) configure;
1159 - (bool) prepare;
1160 - (void) perform;
1161 - (bool) upgrade;
1162 - (void) update;
1163
1164 - (void) updateWithStatus:(CancelStatus &)status;
1165
1166 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1167
1168 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1169 - (NSObject<ProgressDelegate> *) progressDelegate;
1170
1171 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1172 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1173 - (void) resetFetch;
1174
1175 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1176
1177 @end
1178 /* }}} */
1179 /* SourceStatus {{{ */
1180 class SourceStatus :
1181     public CancelStatus
1182 {
1183   private:
1184     _transient NSObject<FetchDelegate> *delegate_;
1185     _transient Database *database_;
1186     std::set<std::string> fetches_;
1187
1188   public:
1189     SourceStatus(NSObject<FetchDelegate> *delegate, Database *database) :
1190         delegate_(delegate),
1191         database_(database)
1192     {
1193     }
1194
1195     void Set(bool fetch, const std::string &uri) {
1196         if (fetch) {
1197             if (!fetches_.insert(uri).second)
1198                 return;
1199         } else {
1200             if (fetches_.erase(uri) == 0)
1201                 return;
1202         }
1203
1204         //printf("Set(%s, %s)\n", fetch ? "true" : "false", uri.c_str());
1205         [database_ setFetch:fetch forURI:uri.c_str()];
1206     }
1207
1208     _finline void Set(bool fetch, pkgAcquire::Item *item) {
1209         /*unsigned long ID(fetch ? 1 : 0);
1210         if (item->ID == ID)
1211             return;
1212         item->ID = ID;*/
1213         Set(fetch, item->DescURI());
1214     }
1215
1216     void Log(const char *tag, pkgAcquire::Item *item) {
1217         //printf("%s(%s) S:%u Q:%u\n", tag, item->DescURI().c_str(), item->Status, item->QueueCounter);
1218     }
1219
1220     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1221         Log("Fetch", desc.Owner);
1222         Set(true, desc.Owner);
1223     }
1224
1225     virtual void Done(pkgAcquire::ItemDesc &desc) {
1226         Log("Done", desc.Owner);
1227         Set(false, desc.Owner);
1228     }
1229
1230     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1231         Log("Fail", desc.Owner);
1232         Set(false, desc.Owner);
1233     }
1234
1235     virtual bool Pulse_(pkgAcquire *Owner) {
1236         std::set<std::string> fetches;
1237         for (pkgAcquire::ItemCIterator item(Owner->ItemsBegin()); item != Owner->ItemsEnd(); ++item) {
1238             bool fetch;
1239             if ((*item)->QueueCounter == 0)
1240                 fetch = false;
1241             else switch ((*item)->Status) {
1242                 case pkgAcquire::Item::StatFetching:
1243                     fetches.insert((*item)->DescURI());
1244                     fetch = true;
1245                 break;
1246
1247                 default:
1248                     fetch = false;
1249                 break;
1250             }
1251
1252             Log(fetch ? "Pulse<true>" : "Pulse<false>", *item);
1253             Set(fetch, *item);
1254         }
1255
1256         std::vector<std::string> stops;
1257         std::set_difference(fetches_.begin(), fetches_.end(), fetches.begin(), fetches.end(), std::back_insert_iterator<std::vector<std::string>>(stops));
1258         for (std::vector<std::string>::const_iterator stop(stops.begin()); stop != stops.end(); ++stop) {
1259             //printf("Stop(%s)\n", stop->c_str());
1260             Set(false, *stop);
1261         }
1262
1263         return ![delegate_ isSourceCancelled];
1264     }
1265
1266     virtual void Stop() {
1267         pkgAcquireStatus::Stop();
1268         [database_ resetFetch];
1269     }
1270 };
1271 /* }}} */
1272 /* ProgressEvent Implementation {{{ */
1273 @implementation CydiaProgressEvent
1274
1275 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1276     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1277 }
1278
1279 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1280     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1281     [event setPackage:package];
1282     return event;
1283 }
1284
1285 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItemDesc:(pkgAcquire::ItemDesc &)desc {
1286     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1287
1288     NSString *description([NSString stringWithUTF8String:desc.Description.c_str()]);
1289     NSArray *fields([description componentsSeparatedByString:@" "]);
1290     [event setItem:fields];
1291
1292     if ([fields count] > 3) {
1293         [event setPackage:[fields objectAtIndex:2]];
1294         [event setVersion:[fields objectAtIndex:3]];
1295     }
1296
1297     [event setURL:[NSString stringWithUTF8String:desc.URI.c_str()]];
1298
1299     return event;
1300 }
1301
1302 + (NSArray *) _attributeKeys {
1303     return [NSArray arrayWithObjects:
1304         @"item",
1305         @"message",
1306         @"package",
1307         @"type",
1308         @"url",
1309         @"version",
1310     nil];
1311 }
1312
1313 - (NSArray *) attributeKeys {
1314     return [[self class] _attributeKeys];
1315 }
1316
1317 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1318     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1319 }
1320
1321 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1322     if ((self = [super init]) != nil) {
1323         message_ = message;
1324         type_ = type;
1325     } return self;
1326 }
1327
1328 - (NSString *) message {
1329     return message_;
1330 }
1331
1332 - (NSString *) type {
1333     return type_;
1334 }
1335
1336 - (NSArray *) item {
1337     return (id) item_ ?: [NSNull null];
1338 }
1339
1340 - (void) setItem:(NSArray *)item {
1341     item_ = item;
1342 }
1343
1344 - (NSString *) package {
1345     return (id) package_ ?: [NSNull null];
1346 }
1347
1348 - (void) setPackage:(NSString *)package {
1349     package_ = package;
1350 }
1351
1352 - (NSString *) url {
1353     return (id) url_ ?: [NSNull null];
1354 }
1355
1356 - (void) setURL:(NSString *)url {
1357     url_ = url;
1358 }
1359
1360 - (void) setVersion:(NSString *)version {
1361     version_ = version;
1362 }
1363
1364 - (NSString *) version {
1365     return (id) version_ ?: [NSNull null];
1366 }
1367
1368 - (NSString *) compound:(NSString *)value {
1369     if (value != nil) {
1370         NSString *mode(nil); {
1371             NSString *type([self type]);
1372             if ([type isEqualToString:kCydiaProgressEventTypeError])
1373                 mode = UCLocalize("ERROR");
1374             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1375                 mode = UCLocalize("WARNING");
1376         }
1377
1378         if (mode != nil)
1379             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1380     }
1381
1382     return value;
1383 }
1384
1385 - (NSString *) compoundMessage {
1386     return [self compound:[self message]];
1387 }
1388
1389 - (NSString *) compoundTitle {
1390     NSString *title;
1391
1392     if (package_ == nil)
1393         title = nil;
1394     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1395         title = [package name];
1396     else
1397         title = package_;
1398
1399     return [self compound:title];
1400 }
1401
1402 @end
1403 /* }}} */
1404
1405 // Cytore Definitions {{{
1406 struct PackageValue :
1407     Cytore::Block
1408 {
1409     Cytore::Offset<PackageValue> next_;
1410
1411     uint32_t index_ : 23;
1412     uint32_t subscribed_ : 1;
1413     uint32_t : 8;
1414
1415     int32_t first_;
1416     int32_t last_;
1417
1418     uint16_t vhash_;
1419     uint16_t nhash_;
1420
1421     char version_[8];
1422     char name_[];
1423 };
1424
1425 struct MetaValue :
1426     Cytore::Block
1427 {
1428     uint32_t active_;
1429     Cytore::Offset<PackageValue> packages_[1 << 16];
1430 };
1431
1432 static Cytore::File<MetaValue> MetaFile_;
1433 // }}}
1434 // Cytore Helper Functions {{{
1435 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1436     SplitHash nhash = { hashlittle(name, length) };
1437
1438     PackageValue *metadata;
1439
1440     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1441     for (;; offset = &metadata->next_) { if (offset->IsNull()) {
1442         *offset = MetaFile_.New<PackageValue>(length + 1);
1443         metadata = &MetaFile_.Get(*offset);
1444
1445         if (metadata == NULL) {
1446             if (fail != NULL)
1447                 *fail = true;
1448
1449             metadata = new PackageValue();
1450             memset(metadata, 0, sizeof(*metadata));
1451         }
1452
1453         memcpy(metadata->name_, name, length);
1454         metadata->name_[length] = '\0';
1455         metadata->nhash_ = nhash.u16[1];
1456     } else {
1457         metadata = &MetaFile_.Get(*offset);
1458         if (metadata->nhash_ != nhash.u16[1])
1459             continue;
1460         if (strncmp(metadata->name_, name, length) != 0)
1461             continue;
1462         if (metadata->name_[length] != '\0')
1463             continue;
1464     } break; }
1465
1466     return metadata;
1467 }
1468
1469 static void PackageImport(const void *key, const void *value, void *context) {
1470     bool &fail(*reinterpret_cast<bool *>(context));
1471
1472     char buffer[1024];
1473     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1474         NSLog(@"failed to import package %@", key);
1475         return;
1476     }
1477
1478     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1479     NSDictionary *package((NSDictionary *) value);
1480
1481     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1482         if ([subscribed boolValue] && !metadata->subscribed_)
1483             metadata->subscribed_ = true;
1484
1485     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1486         time_t time([date timeIntervalSince1970]);
1487         if (metadata->first_ > time || metadata->first_ == 0)
1488             metadata->first_ = time;
1489     }
1490
1491     NSDate *date([package objectForKey:@"LastSeen"]);
1492     NSString *version([package objectForKey:@"LastVersion"]);
1493
1494     if (date != nil && version != nil) {
1495         time_t time([date timeIntervalSince1970]);
1496         if (metadata->last_ < time || metadata->last_ == 0)
1497             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1498                 size_t length(strlen(buffer));
1499                 uint16_t vhash(hashlittle(buffer, length));
1500
1501                 size_t capped(std::min<size_t>(8, length));
1502                 char *latest(buffer + length - capped);
1503
1504                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1505                 metadata->vhash_ = vhash;
1506
1507                 metadata->last_ = time;
1508             }
1509     }
1510 }
1511 // }}}
1512
1513 static NSDate *GetStatusDate() {
1514     return [[[NSFileManager defaultManager] attributesOfItemAtPath:@"/var/lib/dpkg/status" error:NULL] fileModificationDate];
1515 }
1516
1517 static void SaveConfig(NSObject *lock) {
1518     @synchronized (lock) {
1519         _trace();
1520         MetaFile_.Sync();
1521         _trace();
1522     }
1523
1524     CFPreferencesSetMultiple((CFDictionaryRef) [NSDictionary dictionaryWithObjectsAndKeys:
1525         Values_, @"CydiaValues",
1526         Sections_, @"CydiaSections",
1527         (id) Sources_, @"CydiaSources",
1528         Version_, @"CydiaVersion",
1529     nil], NULL, CFSTR("com.saurik.Cydia"), kCFPreferencesCurrentUser, kCFPreferencesCurrentHost);
1530
1531     if (!CFPreferencesAppSynchronize(CFSTR("com.saurik.Cydia")))
1532         NSLog(@"CFPreferencesAppSynchronize(com.saurik.Cydia) == false");
1533
1534     CydiaWriteSources();
1535 }
1536
1537 /* Source Class {{{ */
1538 @interface Source : NSObject {
1539     unsigned era_;
1540     Database *database_;
1541     metaIndex *index_;
1542
1543     CYString depiction_;
1544     CYString description_;
1545     CYString label_;
1546     CYString origin_;
1547     CYString support_;
1548
1549     CYString uri_;
1550     CYString distribution_;
1551     CYString type_;
1552     CYString base_;
1553     CYString version_;
1554
1555     _H<NSString> host_;
1556     _H<NSString> authority_;
1557
1558     CYString defaultIcon_;
1559
1560     _H<NSMutableDictionary> record_;
1561     BOOL trusted_;
1562
1563     std::set<std::string> fetches_;
1564     std::set<std::string> files_;
1565     _transient NSObject<SourceDelegate> *delegate_;
1566 }
1567
1568 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(CYPool *)pool;
1569
1570 - (NSComparisonResult) compareByName:(Source *)source;
1571
1572 - (NSString *) depictionForPackage:(NSString *)package;
1573 - (NSString *) supportForPackage:(NSString *)package;
1574
1575 - (metaIndex *) metaIndex;
1576 - (NSDictionary *) record;
1577 - (BOOL) trusted;
1578
1579 - (NSString *) rooturi;
1580 - (NSString *) distribution;
1581 - (NSString *) type;
1582
1583 - (NSString *) key;
1584 - (NSString *) host;
1585
1586 - (NSString *) name;
1587 - (NSString *) shortDescription;
1588 - (NSString *) label;
1589 - (NSString *) origin;
1590 - (NSString *) version;
1591
1592 - (NSString *) defaultIcon;
1593 - (NSURL *) iconURL;
1594
1595 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1596 - (void) resetFetch;
1597
1598 @end
1599
1600 @implementation Source
1601
1602 + (NSString *) webScriptNameForSelector:(SEL)selector {
1603     if (false);
1604     else if (selector == @selector(addSection:))
1605         return @"addSection";
1606     else if (selector == @selector(getField:))
1607         return @"getField";
1608     else if (selector == @selector(removeSection:))
1609         return @"removeSection";
1610     else if (selector == @selector(remove))
1611         return @"remove";
1612     else
1613         return nil;
1614 }
1615
1616 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1617     return [self webScriptNameForSelector:selector] == nil;
1618 }
1619
1620 + (NSArray *) _attributeKeys {
1621     return [NSArray arrayWithObjects:
1622         @"baseuri",
1623         @"distribution",
1624         @"host",
1625         @"key",
1626         @"iconuri",
1627         @"label",
1628         @"name",
1629         @"origin",
1630         @"rooturi",
1631         @"sections",
1632         @"shortDescription",
1633         @"trusted",
1634         @"type",
1635         @"version",
1636     nil];
1637 }
1638
1639 - (NSArray *) attributeKeys {
1640     return [[self class] _attributeKeys];
1641 }
1642
1643 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1644     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1645 }
1646
1647 - (metaIndex *) metaIndex {
1648     return index_;
1649 }
1650
1651 - (void) setMetaIndex:(metaIndex *)index inPool:(CYPool *)pool {
1652     trusted_ = index->IsTrusted();
1653
1654     uri_.set(pool, index->GetURI());
1655     distribution_.set(pool, index->GetDist());
1656     type_.set(pool, index->GetType());
1657
1658     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1659     if (dindex != NULL) {
1660         std::string file(dindex->MetaIndexURI(""));
1661         base_.set(pool, file);
1662
1663         pkgAcquire acquire;
1664         _profile(Source$setMetaIndex$GetIndexes)
1665         dindex->GetIndexes(&acquire, true);
1666         _end
1667         _profile(Source$setMetaIndex$DescURI)
1668         for (pkgAcquire::ItemIterator item(acquire.ItemsBegin()); item != acquire.ItemsEnd(); item++) {
1669             std::string file((*item)->DescURI());
1670             files_.insert(file);
1671             if (file.length() < sizeof("Packages.bz2") || file.substr(file.length() - sizeof("Packages.bz2")) != "/Packages.bz2")
1672                 continue;
1673             file = file.substr(0, file.length() - 4);
1674             files_.insert(file);
1675             files_.insert(file + ".gz");
1676             files_.insert(file + "Index");
1677         }
1678         _end
1679
1680         FileFd fd;
1681         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1682             _error->Discard();
1683         else {
1684             pkgTagFile tags(&fd);
1685
1686             pkgTagSection section;
1687             tags.Step(section);
1688
1689             struct {
1690                 const char *name_;
1691                 CYString *value_;
1692             } names[] = {
1693                 {"default-icon", &defaultIcon_},
1694                 {"depiction", &depiction_},
1695                 {"description", &description_},
1696                 {"label", &label_},
1697                 {"origin", &origin_},
1698                 {"support", &support_},
1699                 {"version", &version_},
1700             };
1701
1702             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1703                 const char *start, *end;
1704
1705                 if (section.Find(names[i].name_, start, end)) {
1706                     CYString &value(*names[i].value_);
1707                     value.set(pool, start, end - start);
1708                 }
1709             }
1710         }
1711     }
1712
1713     record_ = [Sources_ objectForKey:[self key]];
1714
1715     NSURL *url([NSURL URLWithString:uri_]);
1716
1717     host_ = [url host];
1718     if (host_ != nil)
1719         host_ = [host_ lowercaseString];
1720
1721     if (host_ != nil)
1722         authority_ = host_;
1723     else
1724         authority_ = [url path];
1725 }
1726
1727 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(CYPool *)pool {
1728     if ((self = [super init]) != nil) {
1729         era_ = [database era];
1730         database_ = database;
1731         index_ = index;
1732
1733         _profile(Source$initWithMetaIndex$setMetaIndex)
1734         [self setMetaIndex:index inPool:pool];
1735         _end
1736     } return self;
1737 }
1738
1739 - (NSString *) getField:(NSString *)name {
1740 @synchronized (database_) {
1741     if ([database_ era] != era_ || index_ == NULL)
1742         return nil;
1743
1744     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1745     if (dindex == NULL)
1746         return nil;
1747
1748     FileFd fd;
1749     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1750          _error->Discard();
1751          return nil;
1752     }
1753
1754     pkgTagFile tags(&fd);
1755
1756     pkgTagSection section;
1757     tags.Step(section);
1758
1759     const char *start, *end;
1760     if (!section.Find([name UTF8String], start, end))
1761         return (NSString *) [NSNull null];
1762
1763     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1764 } }
1765
1766 - (NSComparisonResult) compareByName:(Source *)source {
1767     NSString *lhs = [self name];
1768     NSString *rhs = [source name];
1769
1770     if ([lhs length] != 0 && [rhs length] != 0) {
1771         unichar lhc = [lhs characterAtIndex:0];
1772         unichar rhc = [rhs characterAtIndex:0];
1773
1774         if (isalpha(lhc) && !isalpha(rhc))
1775             return NSOrderedAscending;
1776         else if (!isalpha(lhc) && isalpha(rhc))
1777             return NSOrderedDescending;
1778     }
1779
1780     return [lhs compare:rhs options:LaxCompareOptions_];
1781 }
1782
1783 - (NSString *) depictionForPackage:(NSString *)package {
1784     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1785 }
1786
1787 - (NSString *) supportForPackage:(NSString *)package {
1788     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1789 }
1790
1791 - (NSArray *) sections {
1792     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1793 }
1794
1795 - (void) _addSection:(NSString *)section {
1796     if (record_ == nil)
1797         return;
1798     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1799         if (![sections containsObject:section])
1800             [sections addObject:section];
1801     } else
1802         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1803 }
1804
1805 - (bool) addSection:(NSString *)section {
1806     if (record_ == nil)
1807         return false;
1808
1809     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1810     return true;
1811 }
1812
1813 - (void) _removeSection:(NSString *)section {
1814     if (record_ == nil)
1815         return;
1816
1817     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1818         if ([sections containsObject:section])
1819             [sections removeObject:section];
1820 }
1821
1822 - (bool) removeSection:(NSString *)section {
1823     if (record_ == nil)
1824         return false;
1825
1826     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1827     return true;
1828 }
1829
1830 - (void) _remove {
1831     [Sources_ removeObjectForKey:[self key]];
1832 }
1833
1834 - (bool) remove {
1835     bool value(record_ != nil);
1836     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1837     return value;
1838 }
1839
1840 - (NSDictionary *) record {
1841     return record_;
1842 }
1843
1844 - (BOOL) trusted {
1845     return trusted_;
1846 }
1847
1848 - (NSString *) rooturi {
1849     return uri_;
1850 }
1851
1852 - (NSString *) distribution {
1853     return distribution_;
1854 }
1855
1856 - (NSString *) type {
1857     return type_;
1858 }
1859
1860 - (NSString *) baseuri {
1861     return base_.empty() ? nil : (id) base_;
1862 }
1863
1864 - (NSString *) iconuri {
1865     if (NSString *base = [self baseuri])
1866         return [base stringByAppendingString:@"CydiaIcon.png"];
1867
1868     return nil;
1869 }
1870
1871 - (NSURL *) iconURL {
1872     if (NSString *uri = [self iconuri])
1873         return [NSURL URLWithString:uri];
1874     return nil;
1875 }
1876
1877 - (NSString *) key {
1878     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1879 }
1880
1881 - (NSString *) host {
1882     return host_;
1883 }
1884
1885 - (NSString *) name {
1886     return origin_.empty() ? (id) authority_ : origin_;
1887 }
1888
1889 - (NSString *) shortDescription {
1890     return description_;
1891 }
1892
1893 - (NSString *) label {
1894     return label_.empty() ? (id) authority_ : label_;
1895 }
1896
1897 - (NSString *) origin {
1898     return origin_;
1899 }
1900
1901 - (NSString *) version {
1902     return version_;
1903 }
1904
1905 - (NSString *) defaultIcon {
1906     return defaultIcon_;
1907 }
1908
1909 - (void) setDelegate:(NSObject<SourceDelegate> *)delegate {
1910     delegate_ = delegate;
1911 }
1912
1913 - (bool) fetch {
1914     return !fetches_.empty();
1915 }
1916
1917 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
1918     if (!fetch) {
1919         if (fetches_.erase(uri) == 0)
1920             return;
1921     } else if (files_.find(uri) == files_.end())
1922         return;
1923     else if (!fetches_.insert(uri).second)
1924         return;
1925
1926     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:[self fetch]] waitUntilDone:NO];
1927 }
1928
1929 - (void) resetFetch {
1930     fetches_.clear();
1931     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:NO];
1932 }
1933
1934 @end
1935 /* }}} */
1936 /* CydiaOperation Class {{{ */
1937 @interface CydiaOperation : NSObject {
1938     _H<NSString> operator_;
1939     _H<NSString> value_;
1940 }
1941
1942 - (NSString *) operator;
1943 - (NSString *) value;
1944
1945 @end
1946
1947 @implementation CydiaOperation
1948
1949 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1950     if ((self = [super init]) != nil) {
1951         operator_ = [NSString stringWithUTF8String:_operator];
1952         value_ = [NSString stringWithUTF8String:value];
1953     } return self;
1954 }
1955
1956 + (NSArray *) _attributeKeys {
1957     return [NSArray arrayWithObjects:
1958         @"operator",
1959         @"value",
1960     nil];
1961 }
1962
1963 - (NSArray *) attributeKeys {
1964     return [[self class] _attributeKeys];
1965 }
1966
1967 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1968     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1969 }
1970
1971 - (NSString *) operator {
1972     return operator_;
1973 }
1974
1975 - (NSString *) value {
1976     return value_;
1977 }
1978
1979 @end
1980 /* }}} */
1981 /* CydiaClause Class {{{ */
1982 @interface CydiaClause : NSObject {
1983     _H<NSString> package_;
1984     _H<CydiaOperation> version_;
1985 }
1986
1987 - (NSString *) package;
1988 - (CydiaOperation *) version;
1989
1990 @end
1991
1992 @implementation CydiaClause
1993
1994 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1995     if ((self = [super init]) != nil) {
1996         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1997
1998         if (const char *version = dep.TargetVer())
1999             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
2000         else
2001             version_ = (id) [NSNull null];
2002     } return self;
2003 }
2004
2005 + (NSArray *) _attributeKeys {
2006     return [NSArray arrayWithObjects:
2007         @"package",
2008         @"version",
2009     nil];
2010 }
2011
2012 - (NSArray *) attributeKeys {
2013     return [[self class] _attributeKeys];
2014 }
2015
2016 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2017     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2018 }
2019
2020 - (NSString *) package {
2021     return package_;
2022 }
2023
2024 - (CydiaOperation *) version {
2025     return version_;
2026 }
2027
2028 @end
2029 /* }}} */
2030 /* CydiaRelation Class {{{ */
2031 @interface CydiaRelation : NSObject {
2032     _H<NSString> relationship_;
2033     _H<NSMutableArray> clauses_;
2034 }
2035
2036 - (NSString *) relationship;
2037 - (NSArray *) clauses;
2038
2039 @end
2040
2041 @implementation CydiaRelation
2042
2043 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
2044     if ((self = [super init]) != nil) {
2045         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
2046         clauses_ = [NSMutableArray arrayWithCapacity:8];
2047
2048         pkgCache::DepIterator start;
2049         pkgCache::DepIterator end;
2050         dep.GlobOr(start, end); // ++dep
2051
2052         _forever {
2053             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
2054
2055             // yes, seriously. (wtf?)
2056             if (start == end)
2057                 break;
2058             ++start;
2059         }
2060     } return self;
2061 }
2062
2063 + (NSArray *) _attributeKeys {
2064     return [NSArray arrayWithObjects:
2065         @"clauses",
2066         @"relationship",
2067     nil];
2068 }
2069
2070 - (NSArray *) attributeKeys {
2071     return [[self class] _attributeKeys];
2072 }
2073
2074 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2075     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2076 }
2077
2078 - (NSString *) relationship {
2079     return relationship_;
2080 }
2081
2082 - (NSArray *) clauses {
2083     return clauses_;
2084 }
2085
2086 - (void) addClause:(CydiaClause *)clause {
2087     [clauses_ addObject:clause];
2088 }
2089
2090 @end
2091 /* }}} */
2092 /* Package Class {{{ */
2093 struct ParsedPackage {
2094     CYString md5sum_;
2095     CYString tagline_;
2096
2097     CYString architecture_;
2098     CYString icon_;
2099
2100     CYString depiction_;
2101     CYString homepage_;
2102     CYString author_;
2103
2104     CYString support_;
2105 };
2106
2107 @interface Package : NSObject {
2108     uint32_t era_ : 25;
2109     @public uint32_t role_ : 3;
2110     uint32_t essential_ : 1;
2111     uint32_t obsolete_ : 1;
2112     uint32_t ignored_ : 1;
2113     uint32_t pooled_ : 1;
2114
2115     CYPool *pool_;
2116
2117     uint32_t rank_;
2118
2119     _transient Database *database_;
2120
2121     pkgCache::VerIterator version_;
2122     pkgCache::PkgIterator iterator_;
2123     pkgCache::VerFileIterator file_;
2124
2125     CYString id_;
2126     CYString name_;
2127     CYString transform_;
2128
2129     CYString latest_;
2130     CYString installed_;
2131     time_t upgraded_;
2132
2133     const char *section_;
2134     _transient NSString *section$_;
2135
2136     _H<Source> source_;
2137
2138     PackageValue *metadata_;
2139     ParsedPackage *parsed_;
2140
2141     _H<NSMutableArray> tags_;
2142 }
2143
2144 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database;
2145 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database;
2146
2147 - (pkgCache::PkgIterator) iterator;
2148 - (void) parse;
2149
2150 - (NSString *) section;
2151 - (NSString *) simpleSection;
2152
2153 - (NSString *) longSection;
2154 - (NSString *) shortSection;
2155
2156 - (NSString *) uri;
2157
2158 - (MIMEAddress *) maintainer;
2159 - (size_t) size;
2160 - (NSString *) longDescription;
2161 - (NSString *) shortDescription;
2162 - (unichar) index;
2163
2164 - (PackageValue *) metadata;
2165 - (time_t) seen;
2166
2167 - (bool) subscribed;
2168 - (bool) setSubscribed:(bool)subscribed;
2169
2170 - (BOOL) ignored;
2171
2172 - (NSString *) latest;
2173 - (NSString *) installed;
2174 - (BOOL) uninstalled;
2175
2176 - (BOOL) upgradableAndEssential:(BOOL)essential;
2177 - (BOOL) essential;
2178 - (BOOL) broken;
2179 - (BOOL) unfiltered;
2180 - (BOOL) visible;
2181
2182 - (BOOL) half;
2183 - (BOOL) halfConfigured;
2184 - (BOOL) halfInstalled;
2185 - (BOOL) hasMode;
2186 - (NSString *) mode;
2187
2188 - (NSString *) id;
2189 - (NSString *) name;
2190 - (UIImage *) icon;
2191 - (NSString *) homepage;
2192 - (NSString *) depiction;
2193 - (MIMEAddress *) author;
2194
2195 - (NSString *) support;
2196
2197 - (NSArray *) files;
2198 - (NSArray *) warnings;
2199 - (NSArray *) applications;
2200
2201 - (Source *) source;
2202
2203 - (uint32_t) rank;
2204 - (BOOL) matches:(NSArray *)query;
2205
2206 - (BOOL) hasTag:(NSString *)tag;
2207 - (NSString *) primaryPurpose;
2208 - (NSArray *) purposes;
2209 - (bool) isCommercial;
2210
2211 - (void) setIndex:(size_t)index;
2212
2213 - (CYString &) cyname;
2214
2215 - (uint32_t) compareBySection:(NSArray *)sections;
2216
2217 - (void) install;
2218 - (void) remove;
2219
2220 @end
2221
2222 uint32_t PackageChangesRadix(Package *self, void *) {
2223     union {
2224         uint32_t key;
2225
2226         struct {
2227             uint32_t timestamp : 30;
2228             uint32_t ignored : 1;
2229             uint32_t upgradable : 1;
2230         } bits;
2231     } value;
2232
2233     bool upgradable([self upgradableAndEssential:YES]);
2234     value.bits.upgradable = upgradable ? 1 : 0;
2235
2236     if (upgradable) {
2237         value.bits.timestamp = 0;
2238         value.bits.ignored = [self ignored] ? 0 : 1;
2239         value.bits.upgradable = 1;
2240     } else {
2241         value.bits.timestamp = [self seen] >> 2;
2242         value.bits.ignored = 0;
2243         value.bits.upgradable = 0;
2244     }
2245
2246     return _not(uint32_t) - value.key;
2247 }
2248
2249 CYString &(*PackageName)(Package *self, SEL sel);
2250
2251 uint32_t PackagePrefixRadix(Package *self, void *context) {
2252     size_t offset(reinterpret_cast<size_t>(context));
2253     CYString &name(PackageName(self, @selector(cyname)));
2254
2255     size_t size(name.size());
2256     if (size == 0)
2257         return 0;
2258     char *text(name.data());
2259
2260     size_t zeros;
2261     if (!isdigit(text[0]))
2262         zeros = 0;
2263     else {
2264         size_t digits(1);
2265         while (size != digits && isdigit(text[digits]))
2266             if (++digits == 4)
2267                 break;
2268         zeros = 4 - digits;
2269     }
2270
2271     uint8_t data[4];
2272
2273     if (offset == 0 && zeros != 0) {
2274         memset(data, '0', zeros);
2275         memcpy(data + zeros, text, 4 - zeros);
2276     } else {
2277         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2278         if (size <= offset - zeros)
2279             return 0;
2280
2281         text += offset - zeros;
2282         size -= offset - zeros;
2283
2284         if (size >= 4)
2285             memcpy(data, text, 4);
2286         else {
2287             memcpy(data, text, size);
2288             memset(data + size, 0, 4 - size);
2289         }
2290
2291         for (size_t i(0); i != 4; ++i)
2292             if (isalpha(data[i]))
2293                 data[i] |= 0x20;
2294     }
2295
2296     if (offset == 0)
2297         if (data[0] == '@')
2298             data[0] = 0x7f;
2299         else
2300             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2301
2302     /* XXX: ntohl may be more honest */
2303     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2304 }
2305
2306 CFComparisonResult StringNameCompare(CFStringRef lhn, CFStringRef rhn, size_t length) {
2307     _profile(PackageNameCompare)
2308         if (lhn == NULL)
2309             return rhn == NULL ? kCFCompareEqualTo : kCFCompareLessThan;
2310         else if (rhn == NULL)
2311             return kCFCompareGreaterThan;
2312
2313         CFIndex length(CFStringGetLength(lhn));
2314
2315         _profile(PackageNameCompare$NumbersLast)
2316             if (length != 0 && CFStringGetLength(rhn) != 0) {
2317                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2318                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2319                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2320                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2321                     return lha ? kCFCompareLessThan : kCFCompareGreaterThan;
2322             }
2323         _end
2324
2325         _profile(PackageNameCompare$Compare)
2326             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, (CFLocaleRef) (id) CollationLocale_);
2327         _end
2328     _end
2329 }
2330
2331 _finline CFComparisonResult StringNameCompare(NSString *lhn, NSString*rhn, size_t length) {
2332     return StringNameCompare((CFStringRef) lhn, (CFStringRef) rhn, length);
2333 }
2334
2335 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2336     CYString &lhn(PackageName(lhs, @selector(cyname)));
2337     NSString *rhn(PackageName(rhs, @selector(cyname)));
2338     return StringNameCompare(lhn, rhn, lhn.size());
2339 }
2340
2341 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *arg) {
2342     return PackageNameCompare(*lhs, *rhs, arg);
2343 }
2344
2345 struct PackageNameOrdering :
2346     std::binary_function<Package *, Package *, bool>
2347 {
2348     _finline bool operator ()(Package *lhs, Package *rhs) const {
2349         return PackageNameCompare(lhs, rhs, NULL) == kCFCompareLessThan;
2350     }
2351 };
2352
2353 @implementation Package
2354
2355 - (NSString *) description {
2356     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2357 }
2358
2359 - (void) dealloc {
2360     if (!pooled_)
2361         delete pool_;
2362     if (parsed_ != NULL)
2363         delete parsed_;
2364     [super dealloc];
2365 }
2366
2367 + (NSString *) webScriptNameForSelector:(SEL)selector {
2368     if (false);
2369     else if (selector == @selector(clear))
2370         return @"clear";
2371     else if (selector == @selector(getField:))
2372         return @"getField";
2373     else if (selector == @selector(getRecord))
2374         return @"getRecord";
2375     else if (selector == @selector(hasTag:))
2376         return @"hasTag";
2377     else if (selector == @selector(install))
2378         return @"install";
2379     else if (selector == @selector(remove))
2380         return @"remove";
2381     else
2382         return nil;
2383 }
2384
2385 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2386     return [self webScriptNameForSelector:selector] == nil;
2387 }
2388
2389 + (NSArray *) _attributeKeys {
2390     return [NSArray arrayWithObjects:
2391         @"applications",
2392         @"architecture",
2393         @"author",
2394         @"depiction",
2395         @"essential",
2396         @"homepage",
2397         @"icon",
2398         @"id",
2399         @"installed",
2400         @"latest",
2401         @"longDescription",
2402         @"longSection",
2403         @"maintainer",
2404         @"md5sum",
2405         @"mode",
2406         @"name",
2407         @"purposes",
2408         @"relations",
2409         @"section",
2410         @"selection",
2411         @"shortDescription",
2412         @"shortSection",
2413         @"simpleSection",
2414         @"size",
2415         @"source",
2416         @"state",
2417         @"support",
2418         @"tags",
2419         @"upgraded",
2420         @"warnings",
2421     nil];
2422 }
2423
2424 - (NSArray *) attributeKeys {
2425     return [[self class] _attributeKeys];
2426 }
2427
2428 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2429     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2430 }
2431
2432 - (NSArray *) relations {
2433 @synchronized (database_) {
2434     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2435     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2436         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2437     return relations;
2438 } }
2439
2440 - (NSString *) architecture {
2441     [self parse];
2442 @synchronized (database_) {
2443     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2444 } }
2445
2446 - (NSString *) getField:(NSString *)name {
2447 @synchronized (database_) {
2448     if ([database_ era] != era_ || file_.end())
2449         return nil;
2450
2451     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2452
2453     const char *start, *end;
2454     if (!parser.Find([name UTF8String], start, end))
2455         return (NSString *) [NSNull null];
2456
2457     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2458 } }
2459
2460 - (NSString *) getRecord {
2461 @synchronized (database_) {
2462     if ([database_ era] != era_ || file_.end())
2463         return nil;
2464
2465     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2466
2467     const char *start, *end;
2468     parser.GetRec(start, end);
2469
2470     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2471 } }
2472
2473 - (void) parse {
2474     if (parsed_ != NULL)
2475         return;
2476 @synchronized (database_) {
2477     if ([database_ era] != era_ || file_.end())
2478         return;
2479
2480     ParsedPackage *parsed(new ParsedPackage);
2481     parsed_ = parsed;
2482
2483     _profile(Package$parse)
2484         pkgRecords::Parser *parser;
2485
2486         _profile(Package$parse$Lookup)
2487             parser = &[database_ records]->Lookup(file_);
2488         _end
2489
2490         CYString bugs;
2491         CYString website;
2492
2493         _profile(Package$parse$Find)
2494             struct {
2495                 const char *name_;
2496                 CYString *value_;
2497             } names[] = {
2498                 {"architecture", &parsed->architecture_},
2499                 {"icon", &parsed->icon_},
2500                 {"depiction", &parsed->depiction_},
2501                 {"homepage", &parsed->homepage_},
2502                 {"website", &website},
2503                 {"bugs", &bugs},
2504                 {"support", &parsed->support_},
2505                 {"author", &parsed->author_},
2506                 {"md5sum", &parsed->md5sum_},
2507             };
2508
2509             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2510                 const char *start, *end;
2511
2512                 if (parser->Find(names[i].name_, start, end)) {
2513                     CYString &value(*names[i].value_);
2514                     _profile(Package$parse$Value)
2515                         value.set(pool_, start, end - start);
2516                     _end
2517                 }
2518             }
2519         _end
2520
2521         _profile(Package$parse$Tagline)
2522             parsed->tagline_.set(pool_, parser->ShortDesc());
2523         _end
2524
2525         _profile(Package$parse$Retain)
2526             if (parsed->homepage_.empty())
2527                 parsed->homepage_ = website;
2528             if (parsed->homepage_ == parsed->depiction_)
2529                 parsed->homepage_.clear();
2530             if (parsed->support_.empty())
2531                 parsed->support_ = bugs;
2532         _end
2533     _end
2534 } }
2535
2536 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database {
2537     if ((self = [super init]) != nil) {
2538     _profile(Package$initWithVersion)
2539         if (pool == NULL)
2540             pool_ = new CYPool();
2541         else {
2542             pool_ = pool;
2543             pooled_ = true;
2544         }
2545
2546         database_ = database;
2547         era_ = [database era];
2548
2549         version_ = version;
2550
2551         pkgCache::PkgIterator iterator(version_.ParentPkg());
2552         iterator_ = iterator;
2553
2554         _profile(Package$initWithVersion$Version)
2555             file_ = version_.FileList();
2556         _end
2557
2558         _profile(Package$initWithVersion$Cache)
2559             name_.set(NULL, version_.Display());
2560
2561             latest_.set(NULL, StripVersion_(version_.VerStr()));
2562
2563             pkgCache::VerIterator current(iterator.CurrentVer());
2564             if (!current.end())
2565                 installed_.set(NULL, StripVersion_(current.VerStr()));
2566         _end
2567
2568         _profile(Package$initWithVersion$Transliterate) do {
2569             if (CollationTransl_ == NULL)
2570                 break;
2571             if (name_.empty())
2572                 break;
2573
2574             _profile(Package$initWithVersion$Transliterate$utf8)
2575             const uint8_t *data(reinterpret_cast<const uint8_t *>(name_.data()));
2576             for (size_t i(0), e(name_.size()); i != e; ++i)
2577                 if (data[i] >= 0x80)
2578                     goto extended;
2579             break; extended:;
2580             _end
2581
2582             UErrorCode code(U_ZERO_ERROR);
2583             int32_t length;
2584
2585             _profile(Package$initWithVersion$Transliterate$u_strFromUTF8WithSub)
2586             CollationString_.resize(name_.size());
2587             u_strFromUTF8WithSub(&CollationString_[0], CollationString_.size(), &length, name_.data(), name_.size(), 0xfffd, NULL, &code);
2588             if (!U_SUCCESS(code))
2589                 break;
2590             CollationString_.resize(length);
2591             _end
2592
2593             _profile(Package$initWithVersion$Transliterate$utrans_trans)
2594             length = CollationString_.size();
2595             utrans_trans(CollationTransl_, reinterpret_cast<UReplaceable *>(&CollationString_), &CollationUCalls_, 0, &length, &code);
2596             if (!U_SUCCESS(code))
2597                 break;
2598             _assert(CollationString_.size() == length);
2599             _end
2600
2601             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$preflight)
2602             u_strToUTF8WithSub(NULL, 0, &length, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2603             if (code == U_BUFFER_OVERFLOW_ERROR)
2604                 code = U_ZERO_ERROR;
2605             else if (!U_SUCCESS(code))
2606                 break;
2607             _end
2608
2609             char *transform;
2610             _profile(Package$initWithVersion$Transliterate$apr_palloc)
2611             transform = pool_->malloc<char>(length);
2612             _end
2613             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$transform)
2614             u_strToUTF8WithSub(transform, length, NULL, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2615             if (!U_SUCCESS(code))
2616                 break;
2617             _end
2618
2619             transform_.set(NULL, transform, length);
2620         } while (false); _end
2621
2622         _profile(Package$initWithVersion$Tags)
2623 #ifdef __arm64__
2624             pkgCache::TagIterator tag(version_.TagList());
2625 #else
2626             pkgCache::TagIterator tag(iterator.TagList());
2627 #endif
2628             if (!tag.end()) {
2629                 tags_ = [NSMutableArray arrayWithCapacity:8];
2630
2631                 goto tag; for (; !tag.end(); ++tag) tag: {
2632                     const char *name(tag.Name());
2633                     NSString *string((NSString *) CYStringCreate(name));
2634                     if (string == nil)
2635                         continue;
2636
2637                     [tags_ addObject:[string autorelease]];
2638
2639                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2640                         if (strcmp(name + 6, "enduser") == 0)
2641                             role_ = 1;
2642                         else if (strcmp(name + 6, "hacker") == 0)
2643                             role_ = 2;
2644                         else if (strcmp(name + 6, "developer") == 0)
2645                             role_ = 3;
2646                         else if (strcmp(name + 6, "cydia") == 0)
2647                             role_ = 7;
2648                         else
2649                             role_ = 4;
2650                     }
2651
2652                     if (strncmp(name, "cydia::", 7) == 0) {
2653                         if (strcmp(name + 7, "essential") == 0)
2654                             essential_ = true;
2655                         else if (strcmp(name + 7, "obsolete") == 0)
2656                             obsolete_ = true;
2657                     }
2658                 }
2659             }
2660         _end
2661
2662         _profile(Package$initWithVersion$Metadata)
2663             const char *mixed(iterator.Name());
2664             size_t size(strlen(mixed));
2665             static const size_t prefix(sizeof("/var/lib/dpkg/info/") - 1);
2666             char lower[prefix + size + 5 + 1];
2667
2668             for (size_t i(0); i != size; ++i)
2669                 lower[prefix + i] = mixed[i] | 0x20;
2670
2671             if (!installed_.empty()) {
2672                 memcpy(lower, "/var/lib/dpkg/info/", prefix);
2673                 memcpy(lower + prefix + size, ".list", 6);
2674                 struct stat info;
2675                 if (stat(lower, &info) != -1)
2676                     upgraded_ = info.st_birthtime;
2677             }
2678
2679             PackageValue *metadata(PackageFind(lower + prefix, size));
2680             metadata_ = metadata;
2681
2682             id_.set(NULL, metadata->name_, size);
2683
2684             const char *latest(version_.VerStr());
2685             size_t length(strlen(latest));
2686
2687             uint16_t vhash(hashlittle(latest, length));
2688
2689             size_t capped(std::min<size_t>(8, length));
2690             latest = latest + length - capped;
2691
2692             if (metadata->first_ == 0)
2693                 metadata->first_ = now_;
2694
2695             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2696                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2697                 metadata->vhash_ = vhash;
2698                 metadata->last_ = now_;
2699             } else if (metadata->last_ == 0)
2700                 metadata->last_ = metadata->first_;
2701         _end
2702
2703         _profile(Package$initWithVersion$Section)
2704             section_ = version_.Section();
2705         _end
2706
2707         _profile(Package$initWithVersion$Flags)
2708             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2709             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2710         _end
2711     _end } return self;
2712 }
2713
2714 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database {
2715     pkgCache::VerIterator version;
2716
2717     _profile(Package$packageWithIterator$GetCandidateVer)
2718         version = [database policy]->GetCandidateVer(iterator);
2719     _end
2720
2721     if (version.end())
2722         return nil;
2723
2724     Package *package;
2725
2726     _profile(Package$packageWithIterator$Allocate)
2727         package = [Package allocWithZone:zone];
2728     _end
2729
2730     _profile(Package$packageWithIterator$Initialize)
2731         package = [package
2732             initWithVersion:version
2733             withZone:zone
2734             inPool:pool
2735             database:database
2736         ];
2737     _end
2738
2739     _profile(Package$packageWithIterator$Autorelease)
2740         package = [package autorelease];
2741     _end
2742
2743     return package;
2744 }
2745
2746 - (pkgCache::PkgIterator) iterator {
2747     return iterator_;
2748 }
2749
2750 - (NSArray *) downgrades {
2751     NSMutableArray *versions([NSMutableArray arrayWithCapacity:4]);
2752
2753     for (auto version(iterator_.VersionList()); !version.end(); ++version) {
2754         if (version == version_)
2755             continue;
2756         Package *package([[[Package allocWithZone:NULL] initWithVersion:version withZone:NULL inPool:NULL database:database_] autorelease]);
2757         if ([package source] == nil)
2758             continue;
2759         [versions addObject:package];
2760     }
2761
2762     return versions;
2763 }
2764
2765 - (NSString *) section {
2766     if (section$_ == nil) {
2767         if (section_ == NULL)
2768             return nil;
2769
2770         _profile(Package$section$mappedSectionForPointer)
2771             section$_ = [database_ mappedSectionForPointer:section_];
2772         _end
2773     } return section$_;
2774 }
2775
2776 - (NSString *) simpleSection {
2777     if (NSString *section = [self section])
2778         return Simplify(section);
2779     else
2780         return nil;
2781 }
2782
2783 - (NSString *) longSection {
2784     if (NSString *section = [self section])
2785         return LocalizeSection(section);
2786     else
2787         return nil;
2788 }
2789
2790 - (NSString *) shortSection {
2791     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2792 }
2793
2794 - (NSString *) uri {
2795     return nil;
2796 #if 0
2797     pkgIndexFile *index;
2798     pkgCache::PkgFileIterator file(file_.File());
2799     if (![database_ list].FindIndex(file, index))
2800         return nil;
2801     return [NSString stringWithUTF8String:iterator_->Path];
2802     //return [NSString stringWithUTF8String:file.Site()];
2803     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2804 #endif
2805 }
2806
2807 - (MIMEAddress *) maintainer {
2808 @synchronized (database_) {
2809     if ([database_ era] != era_ || file_.end())
2810         return nil;
2811
2812     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2813     const std::string &maintainer(parser->Maintainer());
2814     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2815 } }
2816
2817 - (NSString *) md5sum {
2818     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2819 }
2820
2821 - (size_t) size {
2822 @synchronized (database_) {
2823     if ([database_ era] != era_ || version_.end())
2824         return 0;
2825
2826     return version_->InstalledSize;
2827 } }
2828
2829 - (NSString *) longDescription {
2830 @synchronized (database_) {
2831     if ([database_ era] != era_ || file_.end())
2832         return nil;
2833
2834     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2835     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2836
2837     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2838     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2839     if ([lines count] < 2)
2840         return nil;
2841
2842     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2843     for (size_t i(1), e([lines count]); i != e; ++i) {
2844         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2845         [trimmed addObject:trim];
2846     }
2847
2848     return [trimmed componentsJoinedByString:@"\n"];
2849 } }
2850
2851 - (NSString *) shortDescription {
2852     if (parsed_ != NULL)
2853         return static_cast<NSString *>(parsed_->tagline_);
2854
2855 @synchronized (database_) {
2856     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2857     std::string value(parser.ShortDesc());
2858     if (value.empty())
2859         return nil;
2860     if (value.size() > 200)
2861         value.resize(200);
2862     return [(id) CYStringCreate(value) autorelease];
2863 } }
2864
2865 - (unichar) index {
2866     _profile(Package$index)
2867         CFStringRef name((CFStringRef) [self name]);
2868         if (CFStringGetLength(name) == 0)
2869             return '#';
2870         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2871         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2872             return '#';
2873         return toupper(character);
2874     _end
2875 }
2876
2877 - (PackageValue *) metadata {
2878     return metadata_;
2879 }
2880
2881 - (time_t) seen {
2882     PackageValue *metadata([self metadata]);
2883     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2884 }
2885
2886 - (bool) subscribed {
2887     return [self metadata]->subscribed_;
2888 }
2889
2890 - (bool) setSubscribed:(bool)subscribed {
2891     PackageValue *metadata([self metadata]);
2892     if (metadata->subscribed_ == subscribed)
2893         return false;
2894     metadata->subscribed_ = subscribed;
2895     return true;
2896 }
2897
2898 - (BOOL) ignored {
2899     return ignored_;
2900 }
2901
2902 - (NSString *) latest {
2903     return latest_;
2904 }
2905
2906 - (NSString *) installed {
2907     return installed_;
2908 }
2909
2910 - (BOOL) uninstalled {
2911     return installed_.empty();
2912 }
2913
2914 - (BOOL) upgradableAndEssential:(BOOL)essential {
2915     _profile(Package$upgradableAndEssential)
2916         pkgCache::VerIterator current(iterator_.CurrentVer());
2917         if (current.end())
2918             return essential && essential_;
2919         else
2920             return version_ != current;
2921     _end
2922 }
2923
2924 - (BOOL) essential {
2925     return essential_;
2926 }
2927
2928 - (BOOL) broken {
2929     return [database_ cache][iterator_].InstBroken();
2930 }
2931
2932 - (BOOL) unfiltered {
2933     _profile(Package$unfiltered$obsolete)
2934         if (_unlikely(obsolete_))
2935             return false;
2936     _end
2937
2938     _profile(Package$unfiltered$role)
2939         if (_unlikely(role_ > 3))
2940             return false;
2941     _end
2942
2943     return true;
2944 }
2945
2946 - (BOOL) visible {
2947     if (![self unfiltered])
2948         return false;
2949
2950     NSString *section;
2951
2952     _profile(Package$visible$section)
2953         section = [self section];
2954     _end
2955
2956     _profile(Package$visible$isSectionVisible)
2957         if (!isSectionVisible(section))
2958             return false;
2959     _end
2960
2961     return true;
2962 }
2963
2964 - (BOOL) half {
2965     unsigned char current(iterator_->CurrentState);
2966     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2967 }
2968
2969 - (BOOL) halfConfigured {
2970     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2971 }
2972
2973 - (BOOL) halfInstalled {
2974     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2975 }
2976
2977 - (BOOL) hasMode {
2978 @synchronized (database_) {
2979     if ([database_ era] != era_ || iterator_.end())
2980         return NO;
2981
2982     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2983     return state.Mode != pkgDepCache::ModeKeep;
2984 } }
2985
2986 - (NSString *) mode {
2987 @synchronized (database_) {
2988     if ([database_ era] != era_ || iterator_.end())
2989         return nil;
2990
2991     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2992
2993     switch (state.Mode) {
2994         case pkgDepCache::ModeDelete:
2995             if ((state.iFlags & pkgDepCache::Purge) != 0)
2996                 return @"PURGE";
2997             else
2998                 return @"REMOVE";
2999         case pkgDepCache::ModeKeep:
3000             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
3001                 return @"REINSTALL";
3002             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
3003                 return nil;*/
3004             else
3005                 return nil;
3006         case pkgDepCache::ModeInstall:
3007             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
3008                 return @"REINSTALL";
3009             else*/ switch (state.Status) {
3010                 case -1:
3011                     return @"DOWNGRADE";
3012                 case 0:
3013                     return @"INSTALL";
3014                 case 1:
3015                     return @"UPGRADE";
3016                 case 2:
3017                     return @"NEW_INSTALL";
3018                 _nodefault
3019             }
3020         _nodefault
3021     }
3022 } }
3023
3024 - (NSString *) id {
3025     return id_;
3026 }
3027
3028 - (NSString *) name {
3029     return name_.empty() ? id_ : name_;
3030 }
3031
3032 - (UIImage *) icon {
3033     NSString *section = [self simpleSection];
3034
3035     UIImage *icon(nil);
3036     if (parsed_ != NULL)
3037         if (NSString *href = parsed_->icon_)
3038             if ([href hasPrefix:@"file:///"])
3039                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3040     if (icon == nil) if (section != nil)
3041         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
3042     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
3043         if ([dicon hasPrefix:@"file:///"])
3044             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3045     if (icon == nil)
3046         icon = [UIImage imageNamed:@"unknown.png"];
3047     return icon;
3048 }
3049
3050 - (NSString *) homepage {
3051     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
3052 }
3053
3054 - (NSString *) depiction {
3055     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
3056 }
3057
3058 - (MIMEAddress *) author {
3059     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
3060 }
3061
3062 - (NSString *) support {
3063     return parsed_ != NULL && !parsed_->support_.empty() ? parsed_->support_ : [[self source] supportForPackage:id_];
3064 }
3065
3066 - (NSArray *) files {
3067     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
3068     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
3069
3070     std::ifstream fin;
3071     fin.open([path UTF8String]);
3072     if (!fin.is_open())
3073         return nil;
3074
3075     std::string line;
3076     while (std::getline(fin, line))
3077         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
3078
3079     return files;
3080 }
3081
3082 - (NSString *) state {
3083 @synchronized (database_) {
3084     if ([database_ era] != era_ || file_.end())
3085         return nil;
3086
3087     switch (iterator_->CurrentState) {
3088         case pkgCache::State::NotInstalled:
3089             return @"NotInstalled";
3090         case pkgCache::State::UnPacked:
3091             return @"UnPacked";
3092         case pkgCache::State::HalfConfigured:
3093             return @"HalfConfigured";
3094         case pkgCache::State::HalfInstalled:
3095             return @"HalfInstalled";
3096         case pkgCache::State::ConfigFiles:
3097             return @"ConfigFiles";
3098         case pkgCache::State::Installed:
3099             return @"Installed";
3100         case pkgCache::State::TriggersAwaited:
3101             return @"TriggersAwaited";
3102         case pkgCache::State::TriggersPending:
3103             return @"TriggersPending";
3104     }
3105
3106     return (NSString *) [NSNull null];
3107 } }
3108
3109 - (NSString *) selection {
3110 @synchronized (database_) {
3111     if ([database_ era] != era_ || file_.end())
3112         return nil;
3113
3114     switch (iterator_->SelectedState) {
3115         case pkgCache::State::Unknown:
3116             return @"Unknown";
3117         case pkgCache::State::Install:
3118             return @"Install";
3119         case pkgCache::State::Hold:
3120             return @"Hold";
3121         case pkgCache::State::DeInstall:
3122             return @"DeInstall";
3123         case pkgCache::State::Purge:
3124             return @"Purge";
3125     }
3126
3127     return (NSString *) [NSNull null];
3128 } }
3129
3130 - (NSArray *) warnings {
3131 @synchronized (database_) {
3132     if ([database_ era] != era_ || file_.end())
3133         return nil;
3134
3135     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
3136     const char *name(iterator_.Name());
3137
3138     size_t length(strlen(name));
3139     if (length < 2) invalid:
3140         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
3141     else for (size_t i(0); i != length; ++i)
3142         if (
3143             /* XXX: technically this is not allowed */
3144             (name[i] < 'A' || name[i] > 'Z') &&
3145             (name[i] < 'a' || name[i] > 'z') &&
3146             (name[i] < '0' || name[i] > '9') &&
3147             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
3148         ) goto invalid;
3149
3150     if (strcmp(name, "cydia") != 0) {
3151         bool cydia = false;
3152         bool user = false;
3153         bool _private = false;
3154         bool stash = false;
3155         bool dbstash = false;
3156         bool dsstore = false;
3157
3158         bool repository = [[self section] isEqualToString:@"Repositories"];
3159
3160         if (NSArray *files = [self files])
3161             for (NSString *file in files)
3162                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
3163                     cydia = true;
3164                 else if (!user && [file isEqualToString:@"/User"])
3165                     user = true;
3166                 else if (!_private && [file isEqualToString:@"/private"])
3167                     _private = true;
3168                 else if (!stash && [file isEqualToString:@"/var/stash"])
3169                     stash = true;
3170                 else if (!dbstash && [file isEqualToString:@"/var/db/stash"])
3171                     dbstash = true;
3172                 else if (!dsstore && [file hasSuffix:@"/.DS_Store"])
3173                     dsstore = true;
3174
3175         /* XXX: this is not sensitive enough. only some folders are valid. */
3176         if (cydia && !repository)
3177             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
3178         if (user)
3179             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
3180         if (_private)
3181             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
3182         if (stash)
3183             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
3184         if (dbstash)
3185             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/db/stash"]];
3186         if (dsstore)
3187             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @".DS_Store"]];
3188     }
3189
3190     return [warnings count] == 0 ? nil : warnings;
3191 } }
3192
3193 - (NSArray *) applications {
3194     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
3195
3196     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
3197
3198     static RegEx application_r("/Applications/(.*)\\.app/Info.plist");
3199     if (NSArray *files = [self files])
3200         for (NSString *file in files)
3201             if (application_r(file)) {
3202                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
3203                 if (info == nil)
3204                     continue;
3205                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
3206                 if (id == nil || [id isEqualToString:me])
3207                     continue;
3208
3209                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
3210                 if (display == nil)
3211                     display = application_r[1];
3212
3213                 NSString *bundle([file stringByDeletingLastPathComponent]);
3214                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
3215                 // XXX: maybe this should check if this is really a string, not just for length
3216                 if (icon == nil || ![icon respondsToSelector:@selector(length)] || [icon length] == 0)
3217                     icon = @"icon.png";
3218                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
3219
3220                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
3221                 [applications addObject:application];
3222
3223                 [application addObject:id];
3224                 [application addObject:display];
3225                 [application addObject:url];
3226             }
3227
3228     return [applications count] == 0 ? nil : applications;
3229 }
3230
3231 - (Source *) source {
3232     if (source_ == nil) {
3233         @synchronized (database_) {
3234             if ([database_ era] != era_ || file_.end())
3235                 source_ = (Source *) [NSNull null];
3236             else
3237                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
3238         }
3239     }
3240
3241     return source_ == (Source *) [NSNull null] ? nil : source_;
3242 }
3243
3244 - (time_t) upgraded {
3245     return upgraded_;
3246 }
3247
3248 - (uint32_t) recent {
3249     return std::numeric_limits<uint32_t>::max() - upgraded_;
3250 }
3251
3252 - (uint32_t) rank {
3253     return rank_;
3254 }
3255
3256 - (BOOL) matches:(NSArray *)query {
3257     if (query == nil || [query count] == 0)
3258         return NO;
3259
3260     rank_ = 0;
3261
3262     NSString *string;
3263     NSRange range;
3264     NSUInteger length;
3265
3266     string = [self name];
3267     length = [string length];
3268
3269     if (length != 0)
3270     for (NSString *term in query) {
3271         range = [string rangeOfString:term options:MatchCompareOptions_];
3272         if (range.location != NSNotFound)
3273             rank_ -= 6 * 1000000 / length;
3274     }
3275
3276     if (rank_ == 0) {
3277         string = [self id];
3278         length = [string length];
3279
3280         if (length != 0)
3281         for (NSString *term in query) {
3282             range = [string rangeOfString:term options:MatchCompareOptions_];
3283             if (range.location != NSNotFound)
3284                 rank_ -= 6 * 1000000 / length;
3285         }
3286     }
3287
3288     string = [self shortDescription];
3289     length = [string length];
3290     NSUInteger stop(std::min<NSUInteger>(length, 200));
3291
3292     if (length != 0)
3293     for (NSString *term in query) {
3294         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
3295         if (range.location != NSNotFound)
3296             rank_ -= 2 * 100000;
3297     }
3298
3299     return rank_ != 0;
3300 }
3301
3302 - (NSArray *) tags {
3303     return tags_;
3304 }
3305
3306 - (BOOL) hasTag:(NSString *)tag {
3307     return tags_ == nil ? NO : [tags_ containsObject:tag];
3308 }
3309
3310 - (NSString *) primaryPurpose {
3311     for (NSString *tag in (NSArray *) tags_)
3312         if ([tag hasPrefix:@"purpose::"])
3313             return [tag substringFromIndex:9];
3314     return nil;
3315 }
3316
3317 - (NSArray *) purposes {
3318     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3319     for (NSString *tag in (NSArray *) tags_)
3320         if ([tag hasPrefix:@"purpose::"])
3321             [purposes addObject:[tag substringFromIndex:9]];
3322     return [purposes count] == 0 ? nil : purposes;
3323 }
3324
3325 - (bool) isCommercial {
3326     return [self hasTag:@"cydia::commercial"];
3327 }
3328
3329 - (void) setIndex:(size_t)index {
3330     if (metadata_->index_ != index)
3331         metadata_->index_ = index;
3332 }
3333
3334 - (CYString &) cyname {
3335     return !transform_.empty() ? transform_ : !name_.empty() ? name_ : id_;
3336 }
3337
3338 - (uint32_t) compareBySection:(NSArray *)sections {
3339     NSString *section([self section]);
3340     for (size_t i(0), e([sections count]); i != e; ++i) {
3341         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3342             return i;
3343     }
3344
3345     return _not(uint32_t);
3346 }
3347
3348 - (void) clear {
3349 @synchronized (database_) {
3350     if ([database_ era] != era_ || file_.end())
3351         return;
3352
3353     pkgProblemResolver *resolver = [database_ resolver];
3354     resolver->Clear(iterator_);
3355
3356     pkgCacheFile &cache([database_ cache]);
3357     cache->SetReInstall(iterator_, false);
3358     cache->MarkKeep(iterator_, false);
3359 } }
3360
3361 - (void) install {
3362 @synchronized (database_) {
3363     if ([database_ era] != era_ || file_.end())
3364         return;
3365
3366     pkgProblemResolver *resolver = [database_ resolver];
3367     resolver->Clear(iterator_);
3368     resolver->Protect(iterator_);
3369
3370     pkgCacheFile &cache([database_ cache]);
3371     cache->SetCandidateVersion(version_);
3372     cache->SetReInstall(iterator_, false);
3373     cache->MarkInstall(iterator_, false);
3374
3375     pkgDepCache::StateCache &state((*cache)[iterator_]);
3376     if (!state.Install())
3377         cache->SetReInstall(iterator_, true);
3378 } }
3379
3380 - (void) remove {
3381 @synchronized (database_) {
3382     if ([database_ era] != era_ || file_.end())
3383         return;
3384
3385     pkgProblemResolver *resolver = [database_ resolver];
3386     resolver->Clear(iterator_);
3387     resolver->Remove(iterator_);
3388     resolver->Protect(iterator_);
3389
3390     pkgCacheFile &cache([database_ cache]);
3391     cache->SetReInstall(iterator_, false);
3392     cache->MarkDelete(iterator_, true);
3393 } }
3394
3395 @end
3396 /* }}} */
3397 /* Section Class {{{ */
3398 @interface Section : NSObject {
3399     _H<NSString> name_;
3400     size_t row_;
3401     size_t count_;
3402     _H<NSString> localized_;
3403 }
3404
3405 - (NSComparisonResult) compareByLocalized:(Section *)section;
3406 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3407 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3408 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3409
3410 - (NSString *) name;
3411 - (void) setName:(NSString *)name;
3412
3413 - (size_t) row;
3414 - (size_t) count;
3415
3416 - (void) addToRow;
3417 - (void) addToCount;
3418
3419 - (void) setCount:(size_t)count;
3420 - (NSString *) localized;
3421
3422 @end
3423
3424 @implementation Section
3425
3426 - (NSComparisonResult) compareByLocalized:(Section *)section {
3427     NSString *lhs(localized_);
3428     NSString *rhs([section localized]);
3429
3430     /*if ([lhs length] != 0 && [rhs length] != 0) {
3431         unichar lhc = [lhs characterAtIndex:0];
3432         unichar rhc = [rhs characterAtIndex:0];
3433
3434         if (isalpha(lhc) && !isalpha(rhc))
3435             return NSOrderedAscending;
3436         else if (!isalpha(lhc) && isalpha(rhc))
3437             return NSOrderedDescending;
3438     }*/
3439
3440     return [lhs compare:rhs options:LaxCompareOptions_];
3441 }
3442
3443 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3444     if ((self = [self initWithName:name localize:NO]) != nil) {
3445         if (localized != nil)
3446             localized_ = localized;
3447     } return self;
3448 }
3449
3450 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3451     return [self initWithName:name row:0 localize:localize];
3452 }
3453
3454 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3455     if ((self = [super init]) != nil) {
3456         name_ = name;
3457         row_ = row;
3458         if (localize)
3459             localized_ = LocalizeSection(name_);
3460     } return self;
3461 }
3462
3463 - (NSString *) name {
3464     return name_;
3465 }
3466
3467 - (void) setName:(NSString *)name {
3468     name_ = name;
3469 }
3470
3471 - (size_t) row {
3472     return row_;
3473 }
3474
3475 - (size_t) count {
3476     return count_;
3477 }
3478
3479 - (void) addToRow {
3480     ++row_;
3481 }
3482
3483 - (void) addToCount {
3484     ++count_;
3485 }
3486
3487 - (void) setCount:(size_t)count {
3488     count_ = count;
3489 }
3490
3491 - (NSString *) localized {
3492     return localized_;
3493 }
3494
3495 @end
3496 /* }}} */
3497
3498 class CydiaLogCleaner :
3499     public pkgArchiveCleaner
3500 {
3501   protected:
3502     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3503         unlink(File);
3504     }
3505 };
3506
3507 /* Database Implementation {{{ */
3508 @implementation Database
3509
3510 + (Database *) sharedInstance {
3511     static _H<Database> instance;
3512     if (instance == nil)
3513         instance = [[[Database alloc] init] autorelease];
3514     return instance;
3515 }
3516
3517 - (unsigned) era {
3518     return era_;
3519 }
3520
3521 - (void) releasePackages {
3522     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3523     CFArrayRemoveAllValues(packages_);
3524 }
3525
3526 - (void) dealloc {
3527     // XXX: actually implement this thing
3528     _assert(false);
3529     [self releasePackages];
3530     NSRecycleZone(zone_);
3531     [super dealloc];
3532 }
3533
3534 - (void) _readCydia:(NSNumber *)fd {
3535     boost::fdistream is([fd intValue]);
3536     std::string line;
3537
3538     static RegEx finish_r("finish:([^:]*)");
3539
3540     while (std::getline(is, line)) {
3541         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3542
3543         const char *data(line.c_str());
3544         size_t size = line.size();
3545         lprintf("C:%s\n", data);
3546
3547         if (finish_r(data, size)) {
3548             NSString *finish = finish_r[1];
3549             int index = [Finishes_ indexOfObject:finish];
3550             if (index != INT_MAX && index > Finish_)
3551                 Finish_ = index;
3552         }
3553
3554         [pool release];
3555     }
3556
3557     _assume(false);
3558 }
3559
3560 - (void) _readStatus:(NSNumber *)fd {
3561     boost::fdistream is([fd intValue]);
3562     std::string line;
3563
3564     static RegEx conffile_r("status: [^ ]* : conffile-prompt : (.*?) *");
3565     static RegEx pmstatus_r("([^:]*):([^:]*):([^:]*):(.*)");
3566
3567     while (std::getline(is, line)) {
3568         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3569
3570         const char *data(line.c_str());
3571         size_t size(line.size());
3572         lprintf("S:%s\n", data);
3573
3574         if (conffile_r(data, size)) {
3575             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3576             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3577         } else if (strncmp(data, "status: ", 8) == 0) {
3578             // status: <package>: {unpacked,half-configured,installed}
3579             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3580             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3581         } else if (strncmp(data, "processing: ", 12) == 0) {
3582             // processing: configure: config-test
3583             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3584             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3585         } else if (pmstatus_r(data, size)) {
3586             std::string type([pmstatus_r[1] UTF8String]);
3587
3588             NSString *package = pmstatus_r[2];
3589             if ([package isEqualToString:@"dpkg-exec"])
3590                 package = nil;
3591
3592             float percent([pmstatus_r[3] floatValue]);
3593             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3594
3595             NSString *string = pmstatus_r[4];
3596
3597             if (type == "pmerror") {
3598                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3599                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3600             } else if (type == "pmstatus") {
3601                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3602                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3603             } else if (type == "pmconffile")
3604                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3605             else
3606                 lprintf("E:unknown pmstatus\n");
3607         } else
3608             lprintf("E:unknown status\n");
3609
3610         [pool release];
3611     }
3612
3613     _assume(false);
3614 }
3615
3616 - (void) _readOutput:(NSNumber *)fd {
3617     boost::fdistream is([fd intValue]);
3618     std::string line;
3619
3620     while (std::getline(is, line)) {
3621         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3622
3623         lprintf("O:%s\n", line.c_str());
3624
3625         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3626         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3627
3628         [pool release];
3629     }
3630
3631     _assume(false);
3632 }
3633
3634 - (FILE *) input {
3635     return input_;
3636 }
3637
3638 - (Package *) packageWithName:(NSString *)name {
3639     if (name == nil)
3640         return nil;
3641 @synchronized (self) {
3642     if (static_cast<pkgDepCache *>(cache_) == NULL)
3643         return nil;
3644     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]
3645 #ifdef __arm64__
3646         , "any"
3647 #endif
3648     ));
3649     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3650 } }
3651
3652 - (id) init {
3653     if ((self = [super init]) != nil) {
3654         policy_ = NULL;
3655         records_ = NULL;
3656         resolver_ = NULL;
3657         fetcher_ = NULL;
3658         lock_ = NULL;
3659
3660         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3661
3662         size_t capacity(MetaFile_->active_);
3663         if (capacity == 0)
3664             capacity = 16384;
3665         else
3666             capacity += 1024;
3667
3668         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
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 (NSArray *) 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: what if there are errors, but Open() == true? this should be merged with popError:
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     }
3901     _trace();
3902
3903     unlink("/tmp/cydia.chk");
3904
3905     now_ = [[NSDate date] timeIntervalSince1970];
3906
3907     policy_ = new pkgDepCache::Policy();
3908     records_ = new pkgRecords(cache_);
3909     resolver_ = new pkgProblemResolver(cache_);
3910     fetcher_ = new pkgAcquire(&status_);
3911     lock_ = NULL;
3912
3913     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3914         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3915         return;
3916     }
3917
3918     _profile(reloadDataWithInvocation$pkgApplyStatus)
3919     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3920         return;
3921     _end
3922
3923     if (cache_->BrokenCount() != 0) {
3924         _profile(pkgApplyStatus$pkgFixBroken)
3925         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3926             return;
3927         _end
3928
3929         if (cache_->BrokenCount() != 0) {
3930             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3931             return;
3932         }
3933
3934         _profile(pkgApplyStatus$pkgMinimizeUpgrade)
3935         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3936             return;
3937         _end
3938     }
3939
3940     for (Source *object in (id) sourceList_) {
3941         metaIndex *source([object metaIndex]);
3942         std::vector<pkgIndexFile *> *indices = source->GetIndexFiles();
3943         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3944             // XXX: this could be more intelligent
3945             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3946                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3947                 if (!cached.end())
3948                     sourceMap_[cached->ID] = object;
3949             }
3950     }
3951
3952     {
3953         /*std::vector<Package *> packages;
3954         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3955         packages_ = nil;*/
3956
3957         _profile(reloadDataWithInvocation$packageWithIterator)
3958         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3959             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:&pool_ database:self])
3960                 //packages.push_back(package);
3961                 CFArrayAppendValue(packages_, CFRetain(package));
3962         _end
3963
3964
3965         /*if (packages.empty())
3966             packages_ = [[NSArray alloc] init];
3967         else
3968             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3969         _trace();*/
3970
3971         _profile(reloadDataWithInvocation$radix$8)
3972         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(8)];
3973         _end
3974
3975         _profile(reloadDataWithInvocation$radix$4)
3976         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3977         _end
3978
3979         _profile(reloadDataWithInvocation$radix$0)
3980         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3981         _end
3982
3983         _profile(reloadDataWithInvocation$insertion)
3984         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3985         _end
3986
3987         /*_profile(reloadDataWithInvocation$CFQSortArray)
3988         CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);
3989         _end*/
3990
3991         /*_profile(reloadDataWithInvocation$stdsort)
3992         std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3993         _end*/
3994
3995         /*_profile(reloadDataWithInvocation$CFArraySortValues)
3996         CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3997         _end*/
3998
3999         /*_profile(reloadDataWithInvocation$sortUsingFunction)
4000         [packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
4001         _end*/
4002
4003
4004         size_t count(CFArrayGetCount(packages_));
4005         MetaFile_->active_ = count;
4006         for (size_t index(0); index != count; ++index)
4007             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
4008     }
4009 } }
4010
4011 - (void) clear {
4012 @synchronized (self) {
4013     delete resolver_;
4014     resolver_ = new pkgProblemResolver(cache_);
4015
4016     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
4017         if (!cache_[iterator].Keep())
4018             cache_->MarkKeep(iterator, false);
4019         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
4020             cache_->SetReInstall(iterator, false);
4021 } }
4022
4023 - (void) configure {
4024     NSString *dpkg = [NSString stringWithFormat:@"/usr/libexec/cydo --configure -a --status-fd %u", statusfd_];
4025     _trace();
4026     system([dpkg UTF8String]);
4027     _trace();
4028 }
4029
4030 - (bool) clean {
4031 @synchronized (self) {
4032     // XXX: I don't remember this condition
4033     if (lock_ != NULL)
4034         return false;
4035
4036     FileFd Lock;
4037     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4038
4039     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
4040
4041     if ([self popErrorWithTitle:title])
4042         return false;
4043
4044     pkgAcquire fetcher;
4045     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
4046
4047     CydiaLogCleaner cleaner;
4048     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
4049         return false;
4050
4051     return true;
4052 } }
4053
4054 - (bool) prepare {
4055     fetcher_->Shutdown();
4056
4057     pkgRecords records(cache_);
4058
4059     lock_ = new FileFd();
4060     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4061
4062     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
4063
4064     if ([self popErrorWithTitle:title])
4065         return false;
4066
4067     pkgSourceList list;
4068     if ([self popErrorWithTitle:title forReadList:list])
4069         return false;
4070
4071     manager_ = (_system->CreatePM(cache_));
4072     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
4073         return false;
4074
4075     return true;
4076 }
4077
4078 - (void) perform {
4079     bool substrate(RestartSubstrate_);
4080     RestartSubstrate_ = false;
4081
4082     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
4083
4084     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
4085         pkgSourceList list;
4086         if ([self popErrorWithTitle:title forReadList:list])
4087             return;
4088         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4089             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4090     }
4091
4092     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4093
4094     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
4095         _trace();
4096         [self popErrorWithTitle:title];
4097         return;
4098     }
4099
4100     bool failed = false;
4101     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
4102         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
4103             continue;
4104         if ((*item)->Status == pkgAcquire::Item::StatIdle)
4105             continue;
4106
4107         std::string uri = (*item)->DescURI();
4108         std::string error = (*item)->ErrorText;
4109
4110         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
4111         failed = true;
4112
4113         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
4114         [delegate_ addProgressEventOnMainThread:event forTask:title];
4115     }
4116
4117     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4118
4119     if (failed) {
4120         _trace();
4121         return;
4122     }
4123
4124     if (substrate)
4125         RestartSubstrate_ = true;
4126
4127     if (![delock_ isEqual:GetStatusDate()]) {
4128         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("DPKG_LOCKED") ofType:kCydiaProgressEventTypeError] forTask:title];
4129         return;
4130     }
4131
4132     delock_ = nil;
4133
4134     pkgPackageManager::OrderResult result(manager_->DoInstall(statusfd_));
4135
4136     NSString *oextended(@"/var/lib/apt/extended_states");
4137     NSString *nextended(Cache("extended_states"));
4138
4139     struct stat info;
4140     if (stat([nextended UTF8String], &info) != -1 && (info.st_mode & S_IFMT) == S_IFREG)
4141         system([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /bin/cp --remove-destination %@ %@", ShellEscape(nextended), ShellEscape(oextended)] UTF8String]);
4142
4143     unlink([nextended UTF8String]);
4144     symlink([oextended UTF8String], [nextended UTF8String]);
4145
4146     if ([self popErrorWithTitle:title])
4147         return;
4148
4149     if (result == pkgPackageManager::Failed) {
4150         _trace();
4151         return;
4152     }
4153
4154     if (result != pkgPackageManager::Completed) {
4155         _trace();
4156         return;
4157     }
4158
4159     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
4160         pkgSourceList list;
4161         if ([self popErrorWithTitle:title forReadList:list])
4162             return;
4163         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4164             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4165     }
4166
4167     if (![before isEqualToArray:after])
4168         [self update];
4169 }
4170
4171 - (bool) delocked {
4172     return ![delock_ isEqual:GetStatusDate()];
4173 }
4174
4175 - (bool) upgrade {
4176     NSString *title(UCLocalize("UPGRADE"));
4177     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
4178         return false;
4179     return true;
4180 }
4181
4182 - (void) update {
4183     [self updateWithStatus:status_];
4184 }
4185
4186 - (void) updateWithStatus:(CancelStatus &)status {
4187     NSString *title(UCLocalize("REFRESHING_DATA"));
4188
4189     pkgSourceList list;
4190     if ([self popErrorWithTitle:title forReadList:list])
4191         return;
4192
4193     FileFd lock;
4194     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
4195     if ([self popErrorWithTitle:title])
4196         return;
4197
4198     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4199
4200     bool success(ListUpdate(status, list, PulseInterval_));
4201     if (status.WasCancelled())
4202         _error->Discard();
4203     else {
4204         [self popErrorWithTitle:title forOperation:success];
4205
4206         [[NSDictionary dictionaryWithObjectsAndKeys:
4207             [NSDate date], @"LastUpdate",
4208         nil] writeToFile:@ CacheState_ atomically:YES];
4209     }
4210
4211     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4212 }
4213
4214 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
4215     delegate_ = delegate;
4216 }
4217
4218 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
4219     progress_ = delegate;
4220     status_.setDelegate(delegate);
4221 }
4222
4223 - (NSObject<ProgressDelegate> *) progressDelegate {
4224     return progress_;
4225 }
4226
4227 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
4228     SourceMap::const_iterator i(sourceMap_.find(file->ID));
4229     return i == sourceMap_.end() ? nil : i->second;
4230 }
4231
4232 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
4233     for (Source *source in (id) sourceList_)
4234         [source setFetch:fetch forURI:uri];
4235 }
4236
4237 - (void) resetFetch {
4238     for (Source *source in (id) sourceList_)
4239         [source resetFetch];
4240 }
4241
4242 - (NSString *) mappedSectionForPointer:(const char *)section {
4243     _H<NSString> *mapped;
4244
4245     _profile(Database$mappedSectionForPointer$Cache)
4246         mapped = &sections_[section];
4247     _end
4248
4249     if (*mapped == NULL) {
4250         size_t length(strlen(section));
4251         char spaced[length + 1];
4252
4253         _profile(Database$mappedSectionForPointer$Replace)
4254             for (size_t index(0); index != length; ++index)
4255                 spaced[index] = section[index] == '_' ? ' ' : section[index];
4256             spaced[length] = '\0';
4257         _end
4258
4259         NSString *string;
4260
4261         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
4262             string = [NSString stringWithUTF8String:spaced];
4263         _end
4264
4265         _profile(Database$mappedSectionForPointer$Map)
4266             string = [SectionMap_ objectForKey:string] ?: string;
4267         _end
4268
4269         *mapped = string;
4270     } return *mapped;
4271 }
4272
4273 @end
4274 /* }}} */
4275
4276 static _H<NSMutableSet> Diversions_;
4277
4278 @interface Diversion : NSObject {
4279     RegEx pattern_;
4280     _H<NSString> key_;
4281     _H<NSString> format_;
4282 }
4283
4284 @end
4285
4286 @implementation Diversion
4287
4288 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
4289     if ((self = [super init]) != nil) {
4290         pattern_ = [from UTF8String];
4291         key_ = from;
4292         format_ = to;
4293     } return self;
4294 }
4295
4296 - (NSString *) divert:(NSString *)url {
4297     return !pattern_(url) ? nil : pattern_->*format_;
4298 }
4299
4300 + (NSURL *) divertURL:(NSURL *)url {
4301   divert:
4302     NSString *href([url absoluteString]);
4303
4304     for (Diversion *diversion in (id) Diversions_)
4305         if (NSString *diverted = [diversion divert:href]) {
4306 #if !ForRelease
4307             NSLog(@"div: %@", diverted);
4308 #endif
4309             url = [NSURL URLWithString:diverted];
4310             goto divert;
4311         }
4312
4313     return url;
4314 }
4315
4316 - (NSString *) key {
4317     return key_;
4318 }
4319
4320 - (NSUInteger) hash {
4321     return [key_ hash];
4322 }
4323
4324 - (BOOL) isEqual:(Diversion *)object {
4325     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
4326 }
4327
4328 @end
4329
4330 @interface CydiaObject : NSObject {
4331     _H<CyteWebViewController> indirect_;
4332     _transient id delegate_;
4333 }
4334
4335 - (id) initWithDelegate:(IndirectDelegate *)indirect;
4336
4337 @end
4338
4339 @class CydiaObject;
4340
4341 @interface CydiaWebViewController : CyteWebViewController {
4342     _H<CydiaObject> cydia_;
4343 }
4344
4345 + (void) addDiversion:(Diversion *)diversion;
4346 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
4347 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
4348 - (void) setDelegate:(id)delegate;
4349
4350 @end
4351
4352 /* Web Scripting {{{ */
4353 @implementation CydiaObject
4354
4355 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4356     if ((self = [super init]) != nil) {
4357         indirect_ = (CyteWebViewController *) indirect;
4358     } return self;
4359 }
4360
4361 - (void) setDelegate:(id)delegate {
4362     delegate_ = delegate;
4363 }
4364
4365 + (NSArray *) _attributeKeys {
4366     return [NSArray arrayWithObjects:
4367         @"bittage",
4368         @"bbsnum",
4369         @"build",
4370         @"cells",
4371         @"coreFoundationVersionNumber",
4372         @"device",
4373         @"ecid",
4374         @"firmware",
4375         @"hostname",
4376         @"idiom",
4377         @"mcc",
4378         @"mnc",
4379         @"model",
4380         @"operator",
4381         @"role",
4382         @"serial",
4383         @"version",
4384     nil];
4385 }
4386
4387 - (NSArray *) attributeKeys {
4388     return [[self class] _attributeKeys];
4389 }
4390
4391 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4392     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4393 }
4394
4395 - (NSString *) version {
4396     return Cydia_;
4397 }
4398
4399 - (unsigned) bittage {
4400 #if 0
4401 #elif defined(__arm64__)
4402     return 64;
4403 #elif defined(__arm__)
4404     return 32;
4405 #else
4406     return 0;
4407 #endif
4408 }
4409
4410 - (NSString *) build {
4411     return System_;
4412 }
4413
4414 - (NSString *) coreFoundationVersionNumber {
4415     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4416 }
4417
4418 - (NSString *) device {
4419     return UniqueIdentifier();
4420 }
4421
4422 - (NSString *) firmware {
4423     return [[UIDevice currentDevice] systemVersion];
4424 }
4425
4426 - (NSString *) hostname {
4427     return [[UIDevice currentDevice] name];
4428 }
4429
4430 - (NSString *) idiom {
4431     return (id) Idiom_ ?: [NSNull null];
4432 }
4433
4434 - (NSArray *) cells {
4435     auto *$_CTServerConnectionCreate(reinterpret_cast<id (*)(void *, void *, void *)>(dlsym(RTLD_DEFAULT, "_CTServerConnectionCreate")));
4436     if ($_CTServerConnectionCreate == NULL)
4437         return nil;
4438
4439     struct CTResult { int flag; int error; };
4440     auto *$_CTServerConnectionCellMonitorCopyCellInfo(reinterpret_cast<CTResult (*)(CFTypeRef, void *, CFArrayRef *)>(dlsym(RTLD_DEFAULT, "_CTServerConnectionCellMonitorCopyCellInfo")));
4441     if ($_CTServerConnectionCellMonitorCopyCellInfo == NULL)
4442         return nil;
4443
4444     _H<const void> connection($_CTServerConnectionCreate(NULL, NULL, NULL), true);
4445     if (connection == nil)
4446         return nil;
4447
4448     int count(0);
4449     CFArrayRef cells(NULL);
4450     auto result($_CTServerConnectionCellMonitorCopyCellInfo(connection, &count, &cells));
4451     if (result.flag != 0)
4452         return nil;
4453
4454     return [(NSArray *) cells autorelease];
4455 }
4456
4457 - (NSString *) mcc {
4458     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4459         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4460     return nil;
4461 }
4462
4463 - (NSString *) mnc {
4464     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4465         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4466     return nil;
4467 }
4468
4469 - (NSString *) operator {
4470     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4471         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4472     return nil;
4473 }
4474
4475 - (NSString *) bbsnum {
4476     return (id) BBSNum_ ?: [NSNull null];
4477 }
4478
4479 - (NSString *) ecid {
4480     return (id) ChipID_ ?: [NSNull null];
4481 }
4482
4483 - (NSString *) serial {
4484     return SerialNumber_;
4485 }
4486
4487 - (NSString *) role {
4488     return (id) [NSNull null];
4489 }
4490
4491 - (NSString *) model {
4492     return [NSString stringWithUTF8String:Machine_];
4493 }
4494
4495 + (NSString *) webScriptNameForSelector:(SEL)selector {
4496     if (false);
4497     else if (selector == @selector(addBridgedHost:))
4498         return @"addBridgedHost";
4499     else if (selector == @selector(addInsecureHost:))
4500         return @"addInsecureHost";
4501     else if (selector == @selector(addInternalRedirect::))
4502         return @"addInternalRedirect";
4503     else if (selector == @selector(addPipelinedHost:scheme:))
4504         return @"addPipelinedHost";
4505     else if (selector == @selector(addSource:::))
4506         return @"addSource";
4507     else if (selector == @selector(addTrivialSource:))
4508         return @"addTrivialSource";
4509     else if (selector == @selector(close))
4510         return @"close";
4511     else if (selector == @selector(du:))
4512         return @"du";
4513     else if (selector == @selector(stringWithFormat:arguments:))
4514         return @"format";
4515     else if (selector == @selector(getAllSources))
4516         return @"getAllSources";
4517     else if (selector == @selector(getApplicationInfo:value:))
4518         return @"getApplicationInfoValue";
4519     else if (selector == @selector(getDisplayIdentifiers))
4520         return @"getDisplayIdentifiers";
4521     else if (selector == @selector(getLocalizedNameForDisplayIdentifier:))
4522         return @"getLocalizedNameForDisplayIdentifier";
4523     else if (selector == @selector(getKernelNumber:))
4524         return @"getKernelNumber";
4525     else if (selector == @selector(getKernelString:))
4526         return @"getKernelString";
4527     else if (selector == @selector(getInstalledPackages))
4528         return @"getInstalledPackages";
4529     else if (selector == @selector(getIORegistryEntry::))
4530         return @"getIORegistryEntry";
4531     else if (selector == @selector(getLocaleIdentifier))
4532         return @"getLocaleIdentifier";
4533     else if (selector == @selector(getPreferredLanguages))
4534         return @"getPreferredLanguages";
4535     else if (selector == @selector(getPackageById:))
4536         return @"getPackageById";
4537     else if (selector == @selector(getMetadataKeys))
4538         return @"getMetadataKeys";
4539     else if (selector == @selector(getMetadataValue:))
4540         return @"getMetadataValue";
4541     else if (selector == @selector(getSessionValue:))
4542         return @"getSessionValue";
4543     else if (selector == @selector(installPackages:))
4544         return @"installPackages";
4545     else if (selector == @selector(isReachable:))
4546         return @"isReachable";
4547     else if (selector == @selector(localizedStringForKey:value:table:))
4548         return @"localize";
4549     else if (selector == @selector(popViewController:))
4550         return @"popViewController";
4551     else if (selector == @selector(refreshSources))
4552         return @"refreshSources";
4553     else if (selector == @selector(registerFrame:))
4554         return @"registerFrame";
4555     else if (selector == @selector(removeButton))
4556         return @"removeButton";
4557     else if (selector == @selector(saveConfig))
4558         return @"saveConfig";
4559     else if (selector == @selector(setMetadataValue::))
4560         return @"setMetadataValue";
4561     else if (selector == @selector(setSessionValue::))
4562         return @"setSessionValue";
4563     else if (selector == @selector(substitutePackageNames:))
4564         return @"substitutePackageNames";
4565     else if (selector == @selector(scrollToBottom:))
4566         return @"scrollToBottom";
4567     else if (selector == @selector(setAllowsNavigationAction:))
4568         return @"setAllowsNavigationAction";
4569     else if (selector == @selector(setBadgeValue:))
4570         return @"setBadgeValue";
4571     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4572         return @"setButtonImage";
4573     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4574         return @"setButtonTitle";
4575     else if (selector == @selector(setHidesBackButton:))
4576         return @"setHidesBackButton";
4577     else if (selector == @selector(setHidesNavigationBar:))
4578         return @"setHidesNavigationBar";
4579     else if (selector == @selector(setNavigationBarStyle:))
4580         return @"setNavigationBarStyle";
4581     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4582         return @"setNavigationBarTintColor";
4583     else if (selector == @selector(setPasteboardString:))
4584         return @"setPasteboardString";
4585     else if (selector == @selector(setPasteboardURL:))
4586         return @"setPasteboardURL";
4587     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4588         return @"setScrollAlwaysBounceVertical";
4589     else if (selector == @selector(setScrollIndicatorStyle:))
4590         return @"setScrollIndicatorStyle";
4591     else if (selector == @selector(setToken:))
4592         return @"setToken";
4593     else if (selector == @selector(setViewportWidth:))
4594         return @"setViewportWidth";
4595     else if (selector == @selector(statfs:))
4596         return @"statfs";
4597     else if (selector == @selector(supports:))
4598         return @"supports";
4599     else if (selector == @selector(unload))
4600         return @"unload";
4601     else
4602         return nil;
4603 }
4604
4605 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4606     return [self webScriptNameForSelector:selector] == nil;
4607 }
4608
4609 - (BOOL) supports:(NSString *)feature {
4610     return [feature isEqualToString:@"window.open"];
4611 }
4612
4613 - (void) unload {
4614     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4615 }
4616
4617 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4618     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4619 }
4620
4621 - (void) setScrollIndicatorStyle:(NSString *)style {
4622     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4623 }
4624
4625 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4626     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4627 }
4628
4629 - (NSDictionary *) getApplicationInfo:(NSString *)display value:(NSString *)key {
4630     char path[1024];
4631     if (SBBundlePathForDisplayIdentifier(SBSSpringBoardServerPort(), [display UTF8String], path) != 0)
4632         return (id) [NSNull null];
4633     NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:[[NSString stringWithUTF8String:path] stringByAppendingString:@"/Info.plist"]]);
4634     if (info == nil)
4635         return (id) [NSNull null];
4636     return [info objectForKey:key];
4637 }
4638
4639 - (NSArray *) getDisplayIdentifiers {
4640     NSSet *set([SBSCopyApplicationDisplayIdentifiers() autorelease]);
4641     if (set == nil || ![set isKindOfClass:[NSSet class]])
4642         return [NSArray array];
4643     return [set allObjects];
4644 }
4645
4646 - (NSString *) getLocalizedNameForDisplayIdentifier:(NSString *)identifier {
4647     return [SBSCopyLocalizedApplicationNameForDisplayIdentifier(identifier) autorelease] ?: (id) [NSNull null];
4648 }
4649
4650 - (NSNumber *) getKernelNumber:(NSString *)name {
4651     const char *string([name UTF8String]);
4652
4653     size_t size;
4654     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4655         return (id) [NSNull null];
4656
4657     if (size != sizeof(int))
4658         return (id) [NSNull null];
4659
4660     int value;
4661     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4662         return (id) [NSNull null];
4663
4664     return [NSNumber numberWithInt:value];
4665 }
4666
4667 - (NSString *) getKernelString:(NSString *)name {
4668     const char *string([name UTF8String]);
4669
4670     size_t size;
4671     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4672         return (id) [NSNull null];
4673
4674     char value[size + 1];
4675     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4676         return (id) [NSNull null];
4677
4678     // XXX: just in case you request something ludicrous
4679     value[size] = '\0';
4680
4681     return [NSString stringWithCString:value];
4682 }
4683
4684 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4685     NSObject *value(CYIOGetValue([path UTF8String], entry));
4686
4687     if (value != nil)
4688         if ([value isKindOfClass:[NSData class]])
4689             value = CYHex((NSData *) value);
4690
4691     return value;
4692 }
4693
4694 - (NSArray *) getMetadataKeys {
4695 @synchronized (Values_) {
4696     return [Values_ allKeys];
4697 } }
4698
4699 - (void) registerFrame:(DOMHTMLIFrameElement *)iframe {
4700     WebFrame *frame([iframe contentFrame]);
4701     [indirect_ registerFrame:frame];
4702 }
4703
4704 - (id) getMetadataValue:(NSString *)key {
4705 @synchronized (Values_) {
4706     return [Values_ objectForKey:key];
4707 } }
4708
4709 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4710 @synchronized (Values_) {
4711     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4712         [Values_ removeObjectForKey:key];
4713     else
4714         [Values_ setObject:value forKey:key];
4715 } }
4716
4717 - (id) getSessionValue:(NSString *)key {
4718 @synchronized (SessionData_) {
4719     return [SessionData_ objectForKey:key];
4720 } }
4721
4722 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4723 @synchronized (SessionData_) {
4724     if (value == (id) [WebUndefined undefined])
4725         [SessionData_ removeObjectForKey:key];
4726     else
4727         [SessionData_ setObject:value forKey:key];
4728 } }
4729
4730 - (void) addBridgedHost:(NSString *)host {
4731 @synchronized (HostConfig_) {
4732     [BridgedHosts_ addObject:host];
4733 } }
4734
4735 - (void) addInsecureHost:(NSString *)host {
4736 @synchronized (HostConfig_) {
4737     [InsecureHosts_ addObject:host];
4738 } }
4739
4740 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4741 @synchronized (HostConfig_) {
4742     if (scheme != (id) [WebUndefined undefined])
4743         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4744
4745     [PipelinedHosts_ addObject:host];
4746 } }
4747
4748 - (void) popViewController:(NSNumber *)value {
4749     if (value == (id) [WebUndefined undefined])
4750         value = [NSNumber numberWithBool:YES];
4751     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4752 }
4753
4754 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4755     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4756
4757     for (NSString *section in sections)
4758         [array addObject:section];
4759
4760     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4761         @"deb", @"Type",
4762         href, @"URI",
4763         distribution, @"Distribution",
4764         array, @"Sections",
4765     nil] waitUntilDone:NO];
4766 }
4767
4768 - (BOOL) addTrivialSource:(NSString *)href {
4769     href = VerifySource(href);
4770     if (href == nil)
4771         return NO;
4772     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4773     return YES;
4774 }
4775
4776 - (void) refreshSources {
4777     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4778 }
4779
4780 - (void) saveConfig {
4781     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4782 }
4783
4784 - (NSArray *) getAllSources {
4785     return [[Database sharedInstance] sources];
4786 }
4787
4788 - (NSArray *) getInstalledPackages {
4789     Database *database([Database sharedInstance]);
4790 @synchronized (database) {
4791     NSArray *packages([database packages]);
4792     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4793     for (Package *package in packages)
4794         if (![package uninstalled])
4795             [installed addObject:package];
4796     return installed;
4797 } }
4798
4799 - (Package *) getPackageById:(NSString *)id {
4800     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4801         [package parse];
4802         return package;
4803     } else
4804         return (Package *) [NSNull null];
4805 }
4806
4807 - (NSString *) getLocaleIdentifier {
4808     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4809 }
4810
4811 - (NSArray *) getPreferredLanguages {
4812     return Languages_;
4813 }
4814
4815 - (NSArray *) statfs:(NSString *)path {
4816     struct statfs stat;
4817
4818     if (path == nil || statfs([path UTF8String], &stat) == -1)
4819         return nil;
4820
4821     return [NSArray arrayWithObjects:
4822         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4823         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4824         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4825     nil];
4826 }
4827
4828 - (NSNumber *) du:(NSString *)path {
4829     NSNumber *value(nil);
4830
4831     FILE *du(popen([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /usr/libexec/cydia/du -ks %@", ShellEscape(path)] UTF8String], "r"));
4832     if (du != NULL) {
4833         char line[1024];
4834         while (fgets(line, sizeof(line), du) != NULL) {
4835             size_t length(strlen(line));
4836             while (length != 0 && line[length - 1] == '\n')
4837                 line[--length] = '\0';
4838             if (char *tab = strchr(line, '\t')) {
4839                 *tab = '\0';
4840                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4841             }
4842         }
4843         pclose(du);
4844     }
4845
4846     return value;
4847 }
4848
4849 - (void) close {
4850     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4851 }
4852
4853 - (NSNumber *) isReachable:(NSString *)name {
4854     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4855 }
4856
4857 - (void) installPackages:(NSArray *)packages {
4858     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4859 }
4860
4861 - (NSString *) substitutePackageNames:(NSString *)message {
4862     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4863     for (size_t i(0), e([words count]); i != e; ++i) {
4864         NSString *word([words objectAtIndex:i]);
4865         if (Package *package = [[Database sharedInstance] packageWithName:word])
4866             [words replaceObjectAtIndex:i withObject:[package name]];
4867     }
4868
4869     return [words componentsJoinedByString:@" "];
4870 }
4871
4872 - (void) removeButton {
4873     [indirect_ removeButton];
4874 }
4875
4876 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4877     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4878 }
4879
4880 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4881     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4882 }
4883
4884 - (void) setBadgeValue:(id)value {
4885     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4886 }
4887
4888 - (void) setAllowsNavigationAction:(NSString *)value {
4889     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4890 }
4891
4892 - (void) setHidesBackButton:(NSString *)value {
4893     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4894 }
4895
4896 - (void) setHidesNavigationBar:(NSString *)value {
4897     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4898 }
4899
4900 - (void) setNavigationBarStyle:(NSString *)value {
4901     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4902 }
4903
4904 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4905     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4906     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4907     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4908 }
4909
4910 - (void) setPasteboardString:(NSString *)value {
4911     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4912 }
4913
4914 - (void) setPasteboardURL:(NSString *)value {
4915     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4916 }
4917
4918 - (void) setToken:(NSString *)token {
4919     // XXX: the website expects this :/
4920 }
4921
4922 - (void) scrollToBottom:(NSNumber *)animated {
4923     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4924 }
4925
4926 - (void) setViewportWidth:(float)width {
4927     [indirect_ setViewportWidthOnMainThread:width];
4928 }
4929
4930 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4931     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4932     unsigned count([arguments count]);
4933     id values[count];
4934     for (unsigned i(0); i != count; ++i)
4935         values[i] = [arguments objectAtIndex:i];
4936     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4937 }
4938
4939 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4940     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4941         value = nil;
4942     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4943         table = nil;
4944     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4945 }
4946
4947 @end
4948 /* }}} */
4949
4950 @interface NSURL (CydiaSecure)
4951 @end
4952
4953 @implementation NSURL (CydiaSecure)
4954
4955 - (bool) isCydiaSecure {
4956     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4957         return true;
4958
4959     @synchronized (HostConfig_) {
4960         if ([InsecureHosts_ containsObject:[self host]])
4961             return true;
4962     }
4963
4964     return false;
4965 }
4966
4967 @end
4968
4969 /* Cydia Browser Controller {{{ */
4970 @implementation CydiaWebViewController
4971
4972 - (NSURL *) navigationURL {
4973     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4974 }
4975
4976 + (void) _initialize {
4977     [super _initialize];
4978
4979     Diversions_ = [NSMutableSet setWithCapacity:0];
4980 }
4981
4982 + (void) addDiversion:(Diversion *)diversion {
4983     [Diversions_ addObject:diversion];
4984 }
4985
4986 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4987     [super webView:view didClearWindowObject:window forFrame:frame];
4988     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4989 }
4990
4991 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4992     WebDataSource *source([frame dataSource]);
4993     NSURLResponse *response([source response]);
4994     NSURL *url([response URL]);
4995     NSString *scheme([[url scheme] lowercaseString]);
4996
4997     bool bridged(false);
4998
4999     @synchronized (HostConfig_) {
5000         if ([scheme isEqualToString:@"file"])
5001             bridged = true;
5002         else if ([scheme isEqualToString:@"https"])
5003             if ([BridgedHosts_ containsObject:[url host]])
5004                 bridged = true;
5005     }
5006
5007     if (bridged)
5008         [window setValue:cydia forKey:@"cydia"];
5009 }
5010
5011 - (void) _setupMail:(MFMailComposeViewController *)controller {
5012     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
5013
5014     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
5015     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
5016 }
5017
5018 - (NSURL *) URLWithURL:(NSURL *)url {
5019     return [Diversion divertURL:url];
5020 }
5021
5022 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
5023     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
5024 }
5025
5026 - (NSURLRequest *) webThreadWebView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
5027     return [CydiaWebViewController requestWithHeaders:[super webThreadWebView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
5028 }
5029
5030 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
5031     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
5032
5033     NSURL *url([copy URL]);
5034     NSString *href([url absoluteString]);
5035     NSString *host([url host]);
5036
5037     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
5038         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
5039             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
5040             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
5041         }
5042
5043         [copy setValue:nil forHTTPHeaderField:@"Referer"];
5044         [copy setValue:nil forHTTPHeaderField:@"Origin"];
5045
5046         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
5047         return copy;
5048     }
5049
5050     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
5051         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
5052     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
5053         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
5054
5055     bool bridged; @synchronized (HostConfig_) {
5056         bridged = [BridgedHosts_ containsObject:host];
5057     }
5058
5059     if ([url isCydiaSecure] && bridged && UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
5060         [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
5061
5062     return copy;
5063 }
5064
5065 - (void) setDelegate:(id)delegate {
5066     [super setDelegate:delegate];
5067     [cydia_ setDelegate:delegate];
5068 }
5069
5070 - (NSString *) applicationNameForUserAgent {
5071     return UserAgent_;
5072 }
5073
5074 - (id) init {
5075     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
5076         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
5077     } return self;
5078 }
5079
5080 @end
5081
5082 @interface AppCacheController : CydiaWebViewController {
5083 }
5084
5085 @end
5086
5087 @implementation AppCacheController
5088
5089 - (void) didReceiveMemoryWarning {
5090     // XXX: this doesn't work
5091 }
5092
5093 - (bool) retainsNetworkActivityIndicator {
5094     return false;
5095 }
5096
5097 @end
5098 /* }}} */
5099
5100 // CydiaScript {{{
5101 @interface NSObject (CydiaScript)
5102 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
5103 @end
5104
5105 @implementation NSObject (CydiaScript)
5106
5107 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5108     return self;
5109 }
5110
5111 @end
5112
5113 @implementation NSArray (CydiaScript)
5114
5115 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5116     WebScriptObject *object([context evaluateWebScript:@"[]"]);
5117     for (size_t i(0), e([self count]); i != e; ++i)
5118         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
5119     return object;
5120 }
5121
5122 @end
5123
5124 @implementation NSDictionary (CydiaScript)
5125
5126 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5127     WebScriptObject *object([context evaluateWebScript:@"({})"]);
5128     for (id i in self)
5129         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
5130     return object;
5131 }
5132
5133 @end
5134 // }}}
5135
5136 /* Confirmation Controller {{{ */
5137 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
5138     if (!iterator.end())
5139         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
5140             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
5141                 continue;
5142             pkgCache::PkgIterator package(dep.TargetPkg());
5143             if (package.end())
5144                 continue;
5145             if (strcmp(package.Name(), "mobilesubstrate") == 0)
5146                 return true;
5147         }
5148
5149     return false;
5150 }
5151
5152 @protocol ConfirmationControllerDelegate
5153 - (void) cancelAndClear:(bool)clear;
5154 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
5155 - (void) queue;
5156 @end
5157
5158 @interface ConfirmationController : CydiaWebViewController {
5159     _transient Database *database_;
5160
5161     _H<UIAlertView> essential_;
5162
5163     _H<NSDictionary> changes_;
5164     _H<NSMutableArray> issues_;
5165     _H<NSDictionary> sizes_;
5166
5167     BOOL substrate_;
5168 }
5169
5170 - (id) initWithDatabase:(Database *)database;
5171
5172 @end
5173
5174 @implementation ConfirmationController
5175
5176 - (void) complete {
5177     if (substrate_)
5178         RestartSubstrate_ = true;
5179     [delegate_ confirmWithNavigationController:[self navigationController]];
5180 }
5181
5182 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
5183     NSString *context([alert context]);
5184
5185     if ([context isEqualToString:@"remove"]) {
5186         if (button == [alert cancelButtonIndex])
5187             [self _doContinue];
5188         else if (button == [alert firstOtherButtonIndex]) {
5189             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
5190         }
5191
5192         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5193     } else if ([context isEqualToString:@"unable"]) {
5194         [self dismissModalViewControllerAnimated:YES];
5195         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5196     } else {
5197         [super alertView:alert clickedButtonAtIndex:button];
5198     }
5199 }
5200
5201 - (void) _doContinue {
5202     [delegate_ cancelAndClear:NO];
5203     [self dismissModalViewControllerAnimated:YES];
5204 }
5205
5206 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
5207     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
5208     return nil;
5209 }
5210
5211 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5212     [super webView:view didClearWindowObject:window forFrame:frame];
5213
5214     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
5215         (id) changes_, @"changes",
5216         (id) issues_, @"issues",
5217         (id) sizes_, @"sizes",
5218         self, @"queue",
5219     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
5220 }
5221
5222 - (id) initWithDatabase:(Database *)database {
5223     if ((self = [super init]) != nil) {
5224         database_ = database;
5225
5226         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
5227         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
5228         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
5229         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
5230         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
5231
5232         bool remove(false);
5233
5234         pkgCacheFile &cache([database_ cache]);
5235         NSArray *packages([database_ packages]);
5236         pkgDepCache::Policy *policy([database_ policy]);
5237
5238         issues_ = [NSMutableArray arrayWithCapacity:4];
5239
5240         for (Package *package in packages) {
5241             pkgCache::PkgIterator iterator([package iterator]);
5242             NSString *name([package id]);
5243
5244             if ([package broken]) {
5245                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
5246
5247                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5248                     name, @"package",
5249                     reasons, @"reasons",
5250                 nil]];
5251
5252                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
5253                 if (ver.end())
5254                     continue;
5255
5256                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
5257                     pkgCache::DepIterator start;
5258                     pkgCache::DepIterator end;
5259                     dep.GlobOr(start, end); // ++dep
5260
5261                     if (!cache->IsImportantDep(end))
5262                         continue;
5263                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
5264                         continue;
5265
5266                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
5267
5268                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5269                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
5270                         clauses, @"clauses",
5271                     nil]];
5272
5273                     _forever {
5274                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
5275
5276                         pkgCache::PkgIterator target(start.TargetPkg());
5277                         if (target->ProvidesList != 0)
5278                             reason = @"missing";
5279                         else {
5280                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
5281                             if (!ver.end()) {
5282                                 reason = @"installed";
5283                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
5284                             } else if (!cache[target].CandidateVerIter(cache).end())
5285                                 reason = @"uninstalled";
5286                             else if (target->ProvidesList == 0)
5287                                 reason = @"uninstallable";
5288                             else
5289                                 reason = @"virtual";
5290                         }
5291
5292                         NSDictionary *version(start.TargetVer() == 0 ? (NSDictionary *) [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
5293                             [NSString stringWithUTF8String:start.CompType()], @"operator",
5294                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
5295                         nil]);
5296
5297                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5298                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
5299                             version, @"version",
5300                             reason, @"reason",
5301                             installed, @"installed",
5302                         nil]];
5303
5304                         // yes, seriously. (wtf?)
5305                         if (start == end)
5306                             break;
5307                         ++start;
5308                     }
5309                 }
5310             }
5311
5312             pkgDepCache::StateCache &state(cache[iterator]);
5313
5314             static RegEx special_r("(firmware|gsc\\..*|cy\\+.*)");
5315
5316             if (state.NewInstall())
5317                 [installs addObject:name];
5318             // XXX: else if (state.Install())
5319             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
5320                 [reinstalls addObject:name];
5321             // XXX: move before previous if
5322             else if (state.Upgrade())
5323                 [upgrades addObject:name];
5324             else if (state.Downgrade())
5325                 [downgrades addObject:name];
5326             else if (!state.Delete())
5327                 // XXX: _assert(state.Keep());
5328                 continue;
5329             else if (special_r(name))
5330                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5331                     [NSNull null], @"package",
5332                     [NSArray arrayWithObjects:
5333                         [NSDictionary dictionaryWithObjectsAndKeys:
5334                             @"Conflicts", @"relationship",
5335                             [NSArray arrayWithObjects:
5336                                 [NSDictionary dictionaryWithObjectsAndKeys:
5337                                     name, @"package",
5338                                     [NSNull null], @"version",
5339                                     @"installed", @"reason",
5340                                 nil],
5341                             nil], @"clauses",
5342                         nil],
5343                     nil], @"reasons",
5344                 nil]];
5345             else {
5346                 if ([package essential])
5347                     remove = true;
5348                 [removes addObject:name];
5349             }
5350
5351             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
5352             substrate_ |= DepSubstrate(iterator.CurrentVer());
5353         }
5354
5355         if (!remove)
5356             essential_ = nil;
5357         else if (Advanced_) {
5358             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
5359
5360             essential_ = [[[UIAlertView alloc]
5361                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
5362                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
5363                 delegate:self
5364                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
5365                 otherButtonTitles:
5366                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
5367                 nil
5368             ] autorelease];
5369
5370             [essential_ setContext:@"remove"];
5371             [essential_ setNumberOfRows:2];
5372         } else {
5373             essential_ = [[[UIAlertView alloc]
5374                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5375                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5376                 delegate:self
5377                 cancelButtonTitle:UCLocalize("OKAY")
5378                 otherButtonTitles:nil
5379             ] autorelease];
5380
5381             [essential_ setContext:@"unable"];
5382         }
5383
5384         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5385             installs, @"installs",
5386             reinstalls, @"reinstalls",
5387             upgrades, @"upgrades",
5388             downgrades, @"downgrades",
5389             removes, @"removes",
5390         nil];
5391
5392         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5393             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5394             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5395         nil];
5396
5397         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5398     } return self;
5399 }
5400
5401 - (UIBarButtonItem *) leftButton {
5402     return [[[UIBarButtonItem alloc]
5403         initWithTitle:UCLocalize("CANCEL")
5404         style:UIBarButtonItemStylePlain
5405         target:self
5406         action:@selector(cancelButtonClicked)
5407     ] autorelease];
5408 }
5409
5410 #if !AlwaysReload
5411 - (void) applyRightButton {
5412     if ([issues_ count] == 0 && ![self isLoading])
5413         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5414             initWithTitle:UCLocalize("CONFIRM")
5415             style:UIBarButtonItemStyleDone
5416             target:self
5417             action:@selector(confirmButtonClicked)
5418         ] autorelease]];
5419     else
5420         [[self navigationItem] setRightBarButtonItem:nil];
5421 }
5422 #endif
5423
5424 - (void) cancelButtonClicked {
5425     [delegate_ cancelAndClear:YES];
5426     [self dismissModalViewControllerAnimated:YES];
5427 }
5428
5429 #if !AlwaysReload
5430 - (void) confirmButtonClicked {
5431     if (essential_ != nil)
5432         [essential_ show];
5433     else
5434         [self complete];
5435 }
5436 #endif
5437
5438 @end
5439 /* }}} */
5440
5441 /* Progress Data {{{ */
5442 @interface CydiaProgressData : NSObject {
5443     _transient id delegate_;
5444
5445     bool running_;
5446     float percent_;
5447
5448     float current_;
5449     float total_;
5450     float speed_;
5451
5452     _H<NSMutableArray> events_;
5453     _H<NSString> title_;
5454
5455     _H<NSString> status_;
5456     _H<NSString> finish_;
5457 }
5458
5459 @end
5460
5461 @implementation CydiaProgressData
5462
5463 + (NSArray *) _attributeKeys {
5464     return [NSArray arrayWithObjects:
5465         @"current",
5466         @"events",
5467         @"finish",
5468         @"percent",
5469         @"running",
5470         @"speed",
5471         @"title",
5472         @"total",
5473     nil];
5474 }
5475
5476 - (NSArray *) attributeKeys {
5477     return [[self class] _attributeKeys];
5478 }
5479
5480 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5481     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5482 }
5483
5484 - (id) init {
5485     if ((self = [super init]) != nil) {
5486         events_ = [NSMutableArray arrayWithCapacity:32];
5487     } return self;
5488 }
5489
5490 - (id) delegate {
5491     return delegate_;
5492 }
5493
5494 - (void) setDelegate:(id)delegate {
5495     delegate_ = delegate;
5496 }
5497
5498 - (void) setPercent:(float)value {
5499     percent_ = value;
5500 }
5501
5502 - (NSNumber *) percent {
5503     return [NSNumber numberWithFloat:percent_];
5504 }
5505
5506 - (void) setCurrent:(float)value {
5507     current_ = value;
5508 }
5509
5510 - (NSNumber *) current {
5511     return [NSNumber numberWithFloat:current_];
5512 }
5513
5514 - (void) setTotal:(float)value {
5515     total_ = value;
5516 }
5517
5518 - (NSNumber *) total {
5519     return [NSNumber numberWithFloat:total_];
5520 }
5521
5522 - (void) setSpeed:(float)value {
5523     speed_ = value;
5524 }
5525
5526 - (NSNumber *) speed {
5527     return [NSNumber numberWithFloat:speed_];
5528 }
5529
5530 - (NSArray *) events {
5531     return events_;
5532 }
5533
5534 - (void) removeAllEvents {
5535     [events_ removeAllObjects];
5536 }
5537
5538 - (void) addEvent:(CydiaProgressEvent *)event {
5539     [events_ addObject:event];
5540 }
5541
5542 - (void) setTitle:(NSString *)text {
5543     title_ = text;
5544 }
5545
5546 - (NSString *) title {
5547     return title_;
5548 }
5549
5550 - (void) setFinish:(NSString *)text {
5551     finish_ = text;
5552 }
5553
5554 - (NSString *) finish {
5555     return (id) finish_ ?: [NSNull null];
5556 }
5557
5558 - (void) setRunning:(bool)running {
5559     running_ = running;
5560 }
5561
5562 - (NSNumber *) running {
5563     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5564 }
5565
5566 @end
5567 /* }}} */
5568 /* Progress Controller {{{ */
5569 @interface ProgressController : CydiaWebViewController <
5570     ProgressDelegate
5571 > {
5572     _transient Database *database_;
5573     _H<CydiaProgressData, 1> progress_;
5574     unsigned cancel_;
5575 }
5576
5577 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5578
5579 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5580
5581 - (void) setTitle:(NSString *)title;
5582 - (void) setCancellable:(bool)cancellable;
5583
5584 @end
5585
5586 @implementation ProgressController
5587
5588 - (void) dealloc {
5589     [database_ setProgressDelegate:nil];
5590     [super dealloc];
5591 }
5592
5593 - (UIBarButtonItem *) leftButton {
5594     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5595         initWithTitle:UCLocalize("CANCEL")
5596         style:UIBarButtonItemStylePlain
5597         target:self
5598         action:@selector(cancel)
5599     ] autorelease] : nil;
5600 }
5601
5602 - (void) updateCancel {
5603     [super applyLeftButton];
5604 }
5605
5606 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5607     if ((self = [super init]) != nil) {
5608         database_ = database;
5609         delegate_ = delegate;
5610
5611         [database_ setProgressDelegate:self];
5612
5613         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5614         [progress_ setDelegate:self];
5615
5616         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5617
5618         [scroller_ setBackgroundColor:[UIColor blackColor]];
5619
5620         [[self navigationItem] setHidesBackButton:YES];
5621
5622         [self updateCancel];
5623     } return self;
5624 }
5625
5626 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5627     [super webView:view didClearWindowObject:window forFrame:frame];
5628     [window setValue:progress_ forKey:@"cydiaProgress"];
5629 }
5630
5631 - (void) updateProgress {
5632     [self dispatchEvent:@"CydiaProgressUpdate"];
5633 }
5634
5635 - (void) viewWillAppear:(BOOL)animated {
5636     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5637     [super viewWillAppear:animated];
5638 }
5639
5640 - (void) close {
5641     UpdateExternalStatus(0);
5642
5643     if (Finish_ > 1)
5644         [delegate_ saveState];
5645
5646     switch (Finish_) {
5647         case 0:
5648             [delegate_ returnToCydia];
5649         break;
5650
5651         case 1:
5652             [delegate_ terminateWithSuccess];
5653             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5654                 [delegate_ suspendWithAnimation:YES];
5655             else
5656                 [delegate_ suspend];*/
5657         break;
5658
5659         case 2:
5660             _trace();
5661             goto reload;
5662
5663         case 3:
5664             _trace();
5665             goto reload;
5666
5667         reload: {
5668             UIProgressHUD *hud([delegate_ addProgressHUD]);
5669             [hud setText:UCLocalize("LOADING")];
5670             [delegate_ performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5671             return;
5672         }
5673
5674         case 4:
5675             _trace();
5676             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5677                 SBReboot(SBSSpringBoardServerPort());
5678             else
5679                 reboot2(RB_AUTOBOOT);
5680         break;
5681     }
5682
5683     [super close];
5684 }
5685
5686 - (void) setTitle:(NSString *)title {
5687     [progress_ setTitle:title];
5688     [self updateProgress];
5689 }
5690
5691 - (UIBarButtonItem *) rightButton {
5692     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5693         initWithTitle:UCLocalize("CLOSE")
5694         style:UIBarButtonItemStylePlain
5695         target:self
5696         action:@selector(close)
5697     ] autorelease];
5698 }
5699
5700 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5701     UpdateExternalStatus(1);
5702
5703     [progress_ setRunning:true];
5704     [self setTitle:title];
5705     // implicit updateProgress
5706
5707     SHA1SumValue notifyconf; {
5708         FileFd file;
5709         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5710             _error->Discard();
5711         else {
5712             MMap mmap(file, MMap::ReadOnly);
5713             SHA1Summation sha1;
5714             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5715             notifyconf = sha1.Result();
5716         }
5717     }
5718
5719     SHA1SumValue springlist; {
5720         FileFd file;
5721         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5722             _error->Discard();
5723         else {
5724             MMap mmap(file, MMap::ReadOnly);
5725             SHA1Summation sha1;
5726             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5727             springlist = sha1.Result();
5728         }
5729     }
5730
5731     if (invocation != nil) {
5732         [invocation yieldToSelector:@selector(invoke)];
5733         [self setTitle:@"COMPLETE"];
5734     }
5735
5736     if (Finish_ < 4) {
5737         FileFd file;
5738         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5739             _error->Discard();
5740         else {
5741             MMap mmap(file, MMap::ReadOnly);
5742             SHA1Summation sha1;
5743             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5744             if (!(notifyconf == sha1.Result()))
5745                 Finish_ = 4;
5746         }
5747     }
5748
5749     if (Finish_ < 3) {
5750         FileFd file;
5751         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5752             _error->Discard();
5753         else {
5754             MMap mmap(file, MMap::ReadOnly);
5755             SHA1Summation sha1;
5756             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5757             if (!(springlist == sha1.Result()))
5758                 Finish_ = 3;
5759         }
5760     }
5761
5762     if (Finish_ < 2) {
5763         if (RestartSubstrate_)
5764             Finish_ = 2;
5765     }
5766
5767     RestartSubstrate_ = false;
5768
5769     switch (Finish_) {
5770         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5771         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5772         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5773         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5774         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5775     }
5776
5777     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5778
5779     [progress_ setRunning:false];
5780     [self updateProgress];
5781
5782     [self applyRightButton];
5783 }
5784
5785 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5786     [progress_ addEvent:event];
5787     [self updateProgress];
5788 }
5789
5790 - (bool) isProgressCancelled {
5791     return cancel_ == 2;
5792 }
5793
5794 - (void) cancel {
5795     cancel_ = 2;
5796     [self updateCancel];
5797 }
5798
5799 - (void) setCancellable:(bool)cancellable {
5800     unsigned cancel(cancel_);
5801
5802     if (!cancellable)
5803         cancel_ = 0;
5804     else if (cancel_ == 0)
5805         cancel_ = 1;
5806
5807     if (cancel != cancel_)
5808         [self updateCancel];
5809 }
5810
5811 - (void) setProgressCancellable:(NSNumber *)cancellable {
5812     [self setCancellable:[cancellable boolValue]];
5813 }
5814
5815 - (void) setProgressPercent:(NSNumber *)percent {
5816     [progress_ setPercent:[percent floatValue]];
5817     [self updateProgress];
5818 }
5819
5820 - (void) setProgressStatus:(NSDictionary *)status {
5821     if (status == nil) {
5822         [progress_ setCurrent:0];
5823         [progress_ setTotal:0];
5824         [progress_ setSpeed:0];
5825     } else {
5826         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5827
5828         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5829         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5830         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5831     }
5832
5833     [self updateProgress];
5834 }
5835
5836 @end
5837 /* }}} */
5838
5839 /* Package Cell {{{ */
5840 @interface PackageCell : CyteTableViewCell <
5841     CyteTableViewCellDelegate
5842 > {
5843     _H<UIImage> icon_;
5844     _H<NSString> name_;
5845     _H<NSString> description_;
5846     bool commercial_;
5847     _H<NSString> source_;
5848     _H<UIImage> badge_;
5849     _H<UIImage> placard_;
5850     bool summarized_;
5851 }
5852
5853 - (PackageCell *) init;
5854 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5855
5856 - (void) drawContentRect:(CGRect)rect;
5857
5858 @end
5859
5860 @implementation PackageCell
5861
5862 - (PackageCell *) init {
5863     CGRect frame(CGRectMake(0, 0, 320, 74));
5864     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5865         UIView *content([self contentView]);
5866         CGRect bounds([content bounds]);
5867
5868         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5869         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5870         [content addSubview:content_];
5871
5872         [content_ setDelegate:self];
5873         [content_ setOpaque:YES];
5874     } return self;
5875 }
5876
5877 - (NSString *) accessibilityLabel {
5878     return name_;
5879 }
5880
5881 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5882     summarized_ = summary;
5883
5884     icon_ = nil;
5885     name_ = nil;
5886     description_ = nil;
5887     source_ = nil;
5888     badge_ = nil;
5889     placard_ = nil;
5890
5891     if (package == nil)
5892         [content_ setBackgroundColor:[UIColor whiteColor]];
5893     else {
5894         [package parse];
5895
5896         Source *source = [package source];
5897
5898         icon_ = [package icon];
5899
5900         if (NSString *name = [package name])
5901             name_ = [NSString stringWithString:name];
5902
5903         if (NSString *description = [package shortDescription])
5904             description_ = [NSString stringWithString:description];
5905
5906         commercial_ = [package isCommercial];
5907
5908         NSString *label = nil;
5909         bool trusted = false;
5910
5911         if (source != nil) {
5912             label = [source label];
5913             trusted = [source trusted];
5914         } else if ([[package id] isEqualToString:@"firmware"])
5915             label = UCLocalize("APPLE");
5916         else
5917             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5918
5919         NSString *from(label);
5920
5921         NSString *section = [package simpleSection];
5922         if (section != nil && ![section isEqualToString:label]) {
5923             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5924             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5925         }
5926
5927         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5928
5929         if (NSString *purpose = [package primaryPurpose])
5930             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5931
5932         UIColor *color;
5933         NSString *placard;
5934
5935         if (NSString *mode = [package mode]) {
5936             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5937                 color = RemovingColor_;
5938                 placard = @"removing";
5939             } else {
5940                 color = InstallingColor_;
5941                 placard = @"installing";
5942             }
5943         } else {
5944             color = [UIColor whiteColor];
5945
5946             if ([package installed] != nil)
5947                 placard = @"installed";
5948             else
5949                 placard = nil;
5950         }
5951
5952         [content_ setBackgroundColor:color];
5953
5954         if (placard != nil)
5955             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5956     }
5957
5958     [self setNeedsDisplay];
5959     [content_ setNeedsDisplay];
5960 }
5961
5962 - (void) drawSummaryContentRect:(CGRect)rect {
5963     bool highlighted(highlighted_);
5964     float width([self bounds].size.width);
5965
5966     if (icon_ != nil) {
5967         CGRect rect;
5968         rect.size = [(UIImage *) icon_ size];
5969
5970         while (rect.size.width > 16 || rect.size.height > 16) {
5971             rect.size.width /= 2;
5972             rect.size.height /= 2;
5973         }
5974
5975         rect.origin.x = 19 - rect.size.width / 2;
5976         rect.origin.y = 19 - rect.size.height / 2;
5977
5978         [icon_ drawInRect:Retina(rect)];
5979     }
5980
5981     if (badge_ != nil) {
5982         CGRect rect;
5983         rect.size = [(UIImage *) badge_ size];
5984
5985         rect.size.width /= 4;
5986         rect.size.height /= 4;
5987
5988         rect.origin.x = 25 - rect.size.width / 2;
5989         rect.origin.y = 25 - rect.size.height / 2;
5990
5991         [badge_ drawInRect:Retina(rect)];
5992     }
5993
5994     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5995         UISetColor(White_);
5996
5997     if (!highlighted)
5998         UISetColor(commercial_ ? Purple_ : Black_);
5999     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
6000
6001     if (placard_ != nil)
6002         [placard_ drawAtPoint:CGPointMake(width - 52, 11)];
6003 }
6004
6005 - (void) drawNormalContentRect:(CGRect)rect {
6006     bool highlighted(highlighted_);
6007     float width([self bounds].size.width);
6008
6009     if (icon_ != nil) {
6010         CGRect rect;
6011         rect.size = [(UIImage *) icon_ size];
6012
6013         while (rect.size.width > 32 || rect.size.height > 32) {
6014             rect.size.width /= 2;
6015             rect.size.height /= 2;
6016         }
6017
6018         rect.origin.x = 25 - rect.size.width / 2;
6019         rect.origin.y = 25 - rect.size.height / 2;
6020
6021         [icon_ drawInRect:Retina(rect)];
6022     }
6023
6024     if (badge_ != nil) {
6025         CGRect rect;
6026         rect.size = [(UIImage *) badge_ size];
6027
6028         rect.size.width /= 2;
6029         rect.size.height /= 2;
6030
6031         rect.origin.x = 36 - rect.size.width / 2;
6032         rect.origin.y = 36 - rect.size.height / 2;
6033
6034         [badge_ drawInRect:Retina(rect)];
6035     }
6036
6037     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6038         UISetColor(White_);
6039
6040     if (!highlighted)
6041         UISetColor(commercial_ ? Purple_ : Black_);
6042     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
6043     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
6044
6045     if (!highlighted)
6046         UISetColor(commercial_ ? Purplish_ : Gray_);
6047     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:NSLineBreakByTruncatingTail];
6048
6049     if (placard_ != nil)
6050         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
6051 }
6052
6053 - (void) drawContentRect:(CGRect)rect {
6054     if (summarized_)
6055         [self drawSummaryContentRect:rect];
6056     else
6057         [self drawNormalContentRect:rect];
6058 }
6059
6060 @end
6061 /* }}} */
6062 /* Section Cell {{{ */
6063 @interface SectionCell : CyteTableViewCell <
6064     CyteTableViewCellDelegate
6065 > {
6066     _H<NSString> basic_;
6067     _H<NSString> section_;
6068     _H<NSString> name_;
6069     _H<NSString> count_;
6070     _H<UIImage> icon_;
6071     _H<UISwitch> switch_;
6072     BOOL editing_;
6073 }
6074
6075 - (void) setSection:(Section *)section editing:(BOOL)editing;
6076
6077 @end
6078
6079 @implementation SectionCell
6080
6081 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
6082     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
6083         icon_ = [UIImage imageNamed:@"folder.png"];
6084         // XXX: this initial frame is wrong, but is fixed later
6085         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
6086         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
6087
6088         UIView *content([self contentView]);
6089         CGRect bounds([content bounds]);
6090
6091         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
6092         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6093         [content addSubview:content_];
6094         [content_ setBackgroundColor:[UIColor whiteColor]];
6095
6096         [content_ setDelegate:self];
6097     } return self;
6098 }
6099
6100 - (void) onSwitch:(id)sender {
6101     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
6102     if (metadata == nil) {
6103         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
6104         [Sections_ setObject:metadata forKey:basic_];
6105     }
6106
6107     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
6108 }
6109
6110 - (void) setSection:(Section *)section editing:(BOOL)editing {
6111     if (editing != editing_) {
6112         if (editing_)
6113             [switch_ removeFromSuperview];
6114         else
6115             [self addSubview:switch_];
6116         editing_ = editing;
6117     }
6118
6119     basic_ = nil;
6120     section_ = nil;
6121     name_ = nil;
6122     count_ = nil;
6123
6124     if (section == nil) {
6125         name_ = UCLocalize("ALL_PACKAGES");
6126         count_ = nil;
6127     } else {
6128         basic_ = [section name];
6129         section_ = [section localized];
6130
6131         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
6132         count_ = [NSString stringWithFormat:@"%zd", [section count]];
6133
6134         if (editing_)
6135             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
6136     }
6137
6138     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
6139     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
6140
6141     [content_ setNeedsDisplay];
6142 }
6143
6144 - (void) setFrame:(CGRect)frame {
6145     [super setFrame:frame];
6146
6147     CGRect rect([switch_ frame]);
6148     [switch_ setFrame:CGRectMake(frame.size.width - rect.size.width - 9, 9, rect.size.width, rect.size.height)];
6149 }
6150
6151 - (NSString *) accessibilityLabel {
6152     return name_;
6153 }
6154
6155 - (void) drawContentRect:(CGRect)rect {
6156     bool highlighted(highlighted_ && !editing_);
6157
6158     [icon_ drawInRect:CGRectMake(7, 7, 32, 32)];
6159
6160     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6161         UISetColor(White_);
6162
6163     float width(rect.size.width);
6164     if (editing_)
6165         width -= 9 + [switch_ frame].size.width;
6166
6167     if (!highlighted)
6168         UISetColor(Black_);
6169     [name_ drawAtPoint:CGPointMake(48, 12) forWidth:(width - 58) withFont:Font18_ lineBreakMode:NSLineBreakByTruncatingTail];
6170
6171     CGSize size = [count_ sizeWithFont:Font14_];
6172
6173     UISetColor(Folder_);
6174     if (count_ != nil)
6175         [count_ drawAtPoint:CGPointMake(Retina(10 + (30 - size.width) / 2), 18) withFont:Font12Bold_];
6176 }
6177
6178 @end
6179 /* }}} */
6180
6181 /* File Table {{{ */
6182 @interface FileTable : CyteViewController <
6183     UITableViewDataSource,
6184     UITableViewDelegate
6185 > {
6186     _transient Database *database_;
6187     _H<Package> package_;
6188     _H<NSString> name_;
6189     _H<NSMutableArray> files_;
6190     _H<UITableView, 2> list_;
6191 }
6192
6193 - (id) initWithDatabase:(Database *)database;
6194 - (void) setPackage:(Package *)package;
6195
6196 @end
6197
6198 @implementation FileTable
6199
6200 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
6201     return files_ == nil ? 0 : [files_ count];
6202 }
6203
6204 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
6205     return 24.0f;
6206 }*/
6207
6208 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
6209     static NSString *reuseIdentifier = @"Cell";
6210
6211     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
6212     if (cell == nil) {
6213         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
6214         [cell setFont:[UIFont systemFontOfSize:16]];
6215     }
6216     [cell setText:[files_ objectAtIndex:indexPath.row]];
6217     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
6218
6219     return cell;
6220 }
6221
6222 - (NSURL *) navigationURL {
6223     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
6224 }
6225
6226 - (void) loadView {
6227     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
6228     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6229     [list_ setRowHeight:24.0f];
6230     [(UITableView *) list_ setDataSource:self];
6231     [list_ setDelegate:self];
6232     [self setView:list_];
6233 }
6234
6235 - (void) viewDidLoad {
6236     [super viewDidLoad];
6237
6238     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
6239 }
6240
6241 - (void) releaseSubviews {
6242     list_ = nil;
6243
6244     package_ = nil;
6245     files_ = nil;
6246
6247     [super releaseSubviews];
6248 }
6249
6250 - (id) initWithDatabase:(Database *)database {
6251     if ((self = [super init]) != nil) {
6252         database_ = database;
6253     } return self;
6254 }
6255
6256 - (void) setPackage:(Package *)package {
6257     package_ = nil;
6258     name_ = nil;
6259
6260     files_ = [NSMutableArray arrayWithCapacity:32];
6261
6262     if (package != nil) {
6263         package_ = package;
6264         name_ = [package id];
6265
6266         if (NSArray *files = [package files])
6267             [files_ addObjectsFromArray:files];
6268
6269         if ([files_ count] != 0) {
6270             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
6271                 [files_ removeObjectAtIndex:0];
6272             [files_ sortUsingSelector:@selector(compareByPath:)];
6273
6274             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
6275             [stack addObject:@"/"];
6276
6277             for (int i(0), e([files_ count]); i != e; ++i) {
6278                 NSString *file = [files_ objectAtIndex:i];
6279                 while (![file hasPrefix:[stack lastObject]])
6280                     [stack removeLastObject];
6281                 NSString *directory = [stack lastObject];
6282                 [stack addObject:[file stringByAppendingString:@"/"]];
6283                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
6284                     int(([stack count] - 2) * 3), "",
6285                     [file substringFromIndex:[directory length]]
6286                 ]];
6287             }
6288         }
6289     }
6290
6291     [list_ reloadData];
6292 }
6293
6294 - (void) reloadData {
6295     [super reloadData];
6296
6297     [self setPackage:[database_ packageWithName:name_]];
6298 }
6299
6300 @end
6301 /* }}} */
6302 /* Package Controller {{{ */
6303 @interface CYPackageController : CydiaWebViewController <
6304     UIActionSheetDelegate
6305 > {
6306     _transient Database *database_;
6307     _H<Package> package_;
6308     _H<NSString> name_;
6309     bool commercial_;
6310     std::vector<std::pair<_H<NSString>, _H<NSString>>> buttons_;
6311     _H<UIActionSheet> sheet_;
6312     _H<UIBarButtonItem> button_;
6313     _H<NSArray> versions_;
6314 }
6315
6316 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
6317
6318 @end
6319
6320 @implementation CYPackageController
6321
6322 - (NSURL *) navigationURL {
6323     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6324 }
6325
6326 - (void) _clickButtonWithPackage:(Package *)package {
6327     [delegate_ installPackage:package];
6328 }
6329
6330 - (void) _clickButtonWithName:(NSString *)name {
6331     if ([name isEqualToString:@"CLEAR"])
6332         return [delegate_ clearPackage:package_];
6333     else if ([name isEqualToString:@"REMOVE"])
6334         return [delegate_ removePackage:package_];
6335     else if ([name isEqualToString:@"DOWNGRADE"]) {
6336         sheet_ = [[[UIActionSheet alloc]
6337             initWithTitle:nil
6338             delegate:self
6339             cancelButtonTitle:nil
6340             destructiveButtonTitle:nil
6341             otherButtonTitles:nil
6342         ] autorelease];
6343
6344         for (Package *version in (id) versions_)
6345             [sheet_ addButtonWithTitle:[version latest]];
6346         [sheet_ setContext:@"version"];
6347
6348         [delegate_ showActionSheet:sheet_ fromItem:[[self navigationItem] rightBarButtonItem]];
6349         return;
6350     }
6351
6352     else if ([name isEqualToString:@"INSTALL"]);
6353     else if ([name isEqualToString:@"REINSTALL"]);
6354     else if ([name isEqualToString:@"UPGRADE"]);
6355     else _assert(false);
6356
6357     [delegate_ installPackage:package_];
6358 }
6359
6360 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6361     NSString *context([sheet context]);
6362     if (sheet_ == sheet)
6363         sheet_ = nil;
6364
6365     if ([context isEqualToString:@"modify"]) {
6366         if (button != [sheet cancelButtonIndex]) {
6367             if (IsWildcat_)
6368                 [self performSelector:@selector(_clickButtonWithName:) withObject:buttons_[button].first afterDelay:0];
6369             else
6370                 [self _clickButtonWithName:buttons_[button].first];
6371         }
6372
6373         [sheet dismissWithClickedButtonIndex:button animated:YES];
6374     } else if ([context isEqualToString:@"version"]) {
6375         if (button != [sheet cancelButtonIndex]) {
6376             Package *version([versions_ objectAtIndex:button]);
6377             if (IsWildcat_)
6378                 [self performSelector:@selector(_clickButtonWithPackage:) withObject:version afterDelay:0];
6379             else
6380                 [self _clickButtonWithPackage:version];
6381         }
6382
6383         [sheet dismissWithClickedButtonIndex:button animated:YES];
6384     }
6385 }
6386
6387 - (bool) _allowJavaScriptPanel {
6388     return commercial_;
6389 }
6390
6391 #if !AlwaysReload
6392 - (void) _customButtonClicked {
6393     size_t count(buttons_.size());
6394     if (count == 0)
6395         return;
6396
6397     if (count == 1)
6398         [self _clickButtonWithName:buttons_[0].first];
6399     else {
6400         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6401         for (const auto &button : buttons_)
6402             [buttons addObject:button.second];
6403
6404         sheet_ = [[[UIActionSheet alloc]
6405             initWithTitle:nil
6406             delegate:self
6407             cancelButtonTitle:nil
6408             destructiveButtonTitle:nil
6409             otherButtonTitles:nil
6410         ] autorelease];
6411
6412         for (NSString *button in buttons)
6413             [sheet_ addButtonWithTitle:button];
6414         [sheet_ setContext:@"modify"];
6415
6416         [delegate_ showActionSheet:sheet_ fromItem:[[self navigationItem] rightBarButtonItem]];
6417     }
6418 }
6419
6420 - (void) reloadButtonClicked {
6421     if (commercial_ && function_ == nil && [package_ uninstalled])
6422         return;
6423     [self customButtonClicked];
6424 }
6425
6426 - (void) applyLoadingTitle {
6427     // Don't show "Loading" as the title. Ever.
6428 }
6429
6430 - (UIBarButtonItem *) rightButton {
6431     return button_;
6432 }
6433 #endif
6434
6435 - (void) setPageColor:(UIColor *)color {
6436     return [super setPageColor:nil];
6437 }
6438
6439 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6440     if ((self = [super init]) != nil) {
6441         database_ = database;
6442         name_ = name == nil ? @"" : [NSString stringWithString:name];
6443         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6444     } return self;
6445 }
6446
6447 - (void) reloadData {
6448     [super reloadData];
6449
6450     [sheet_ dismissWithClickedButtonIndex:[sheet_ cancelButtonIndex] animated:YES];
6451     sheet_ = nil;
6452
6453     package_ = [database_ packageWithName:name_];
6454     versions_ = [package_ downgrades];
6455
6456     buttons_.clear();
6457
6458     if (package_ != nil) {
6459         [(Package *) package_ parse];
6460
6461         commercial_ = [package_ isCommercial];
6462
6463         if ([package_ mode] != nil)
6464             buttons_.push_back(std::make_pair(@"CLEAR", UCLocalize("CLEAR")));
6465         if ([package_ source] == nil);
6466         else if ([package_ upgradableAndEssential:NO])
6467             buttons_.push_back(std::make_pair(@"UPGRADE", UCLocalize("UPGRADE")));
6468         else if ([package_ uninstalled])
6469             buttons_.push_back(std::make_pair(@"INSTALL", UCLocalize("INSTALL")));
6470         else
6471             buttons_.push_back(std::make_pair(@"REINSTALL", UCLocalize("REINSTALL")));
6472         if (![package_ uninstalled])
6473             buttons_.push_back(std::make_pair(@"REMOVE", UCLocalize("REMOVE")));
6474         if ([versions_ count] != 0)
6475             buttons_.push_back(std::make_pair(@"DOWNGRADE", UCLocalize("DOWNGRADE")));
6476     }
6477
6478     NSString *title;
6479     switch (buttons_.size()) {
6480         case 0: title = nil; break;
6481         case 1: title = buttons_[0].second; break;
6482         default: title = UCLocalize("MODIFY"); break;
6483     }
6484
6485     button_ = [[[UIBarButtonItem alloc]
6486         initWithTitle:title
6487         style:UIBarButtonItemStylePlain
6488         target:self
6489         action:@selector(customButtonClicked)
6490     ] autorelease];
6491 }
6492
6493 - (bool) isLoading {
6494     return commercial_ ? [super isLoading] : false;
6495 }
6496
6497 @end
6498 /* }}} */
6499
6500 /* Package List Controller {{{ */
6501 @interface PackageListController : CyteViewController <
6502     UITableViewDataSource,
6503     UITableViewDelegate
6504 > {
6505     _transient Database *database_;
6506     unsigned era_;
6507     _H<NSArray> packages_;
6508     _H<NSArray> sections_;
6509     _H<UITableView, 2> list_;
6510
6511     _H<NSArray> thumbs_;
6512     std::vector<NSInteger> offset_;
6513
6514     _H<NSString> title_;
6515     unsigned reloading_;
6516 }
6517
6518 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6519 - (void) setDelegate:(id)delegate;
6520 - (void) resetCursor;
6521 - (void) clearData;
6522
6523 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages;
6524
6525 @end
6526
6527 @implementation PackageListController
6528
6529 - (NSURL *) referrerURL {
6530     return [self navigationURL];
6531 }
6532
6533 - (bool) isSummarized {
6534     return false;
6535 }
6536
6537 - (bool) showsSections {
6538     return true;
6539 }
6540
6541 - (void) deselectWithAnimation:(BOOL)animated {
6542     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6543 }
6544
6545 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6546     CGRect base = [[self view] bounds];
6547     base.size.height -= bounds.size.height;
6548     base.origin = [list_ frame].origin;
6549
6550     [UIView beginAnimations:nil context:NULL];
6551     [UIView setAnimationBeginsFromCurrentState:YES];
6552     [UIView setAnimationCurve:curve];
6553     [UIView setAnimationDuration:duration];
6554     [list_ setFrame:base];
6555     [UIView commitAnimations];
6556 }
6557
6558 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6559     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6560 }
6561
6562 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6563     [self resizeForKeyboardBounds:bounds duration:0];
6564 }
6565
6566 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6567     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6568         *curve = UIViewAnimationCurveEaseInOut;
6569     else
6570         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6571
6572     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6573         *duration = 0.3;
6574     else
6575         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6576 }
6577
6578 - (void) keyboardWillShow:(NSNotification *)notification {
6579     CGRect bounds;
6580     CGPoint center;
6581     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6582     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6583
6584     NSTimeInterval duration;
6585     UIViewAnimationCurve curve;
6586     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6587
6588     CGRect kbframe = CGRectMake(Retina(center.x - bounds.size.width / 2), Retina(center.y - bounds.size.height / 2), bounds.size.width, bounds.size.height);
6589     UIViewController *base = self;
6590     while ([base parentOrPresentingViewController] != nil)
6591         base = [base parentOrPresentingViewController];
6592     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6593     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6594
6595     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6596         intersection.size.height += CYStatusBarHeight();
6597
6598     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6599 }
6600
6601 - (void) keyboardWillHide:(NSNotification *)notification {
6602     NSTimeInterval duration;
6603     UIViewAnimationCurve curve;
6604     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6605
6606     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6607 }
6608
6609 - (void) viewWillAppear:(BOOL)animated {
6610     [super viewWillAppear:animated];
6611
6612     [self resizeForKeyboardBounds:CGRectZero];
6613     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6614     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6615 }
6616
6617 - (void) viewWillDisappear:(BOOL)animated {
6618     [super viewWillDisappear:animated];
6619
6620     [self resizeForKeyboardBounds:CGRectZero];
6621     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6622     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6623 }
6624
6625 - (void) viewDidAppear:(BOOL)animated {
6626     [super viewDidAppear:animated];
6627     [self deselectWithAnimation:animated];
6628 }
6629
6630 - (void) didSelectPackage:(Package *)package {
6631     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6632     [view setDelegate:delegate_];
6633     [[self navigationController] pushViewController:view animated:YES];
6634 }
6635
6636 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6637     NSInteger count([sections_ count]);
6638     return count == 0 ? 1 : count;
6639 }
6640
6641 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6642     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6643         return nil;
6644     return [[sections_ objectAtIndex:section] name];
6645 }
6646
6647 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6648     if ([sections_ count] == 0)
6649         return 0;
6650     return [[sections_ objectAtIndex:section] count];
6651 }
6652
6653 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6654 @synchronized (database_) {
6655     if ([database_ era] != era_)
6656         return nil;
6657
6658     Section *section([sections_ objectAtIndex:[path section]]);
6659     NSInteger row([path row]);
6660     Package *package([packages_ objectAtIndex:([section row] + row)]);
6661     return [[package retain] autorelease];
6662 } }
6663
6664 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6665     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6666     if (cell == nil)
6667         cell = [[[PackageCell alloc] init] autorelease];
6668
6669     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6670     [cell setPackage:package asSummary:[self isSummarized]];
6671     return cell;
6672 }
6673
6674 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6675     Package *package([self packageAtIndexPath:path]);
6676     package = [database_ packageWithName:[package id]];
6677     [self didSelectPackage:package];
6678 }
6679
6680 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6681     return thumbs_;
6682 }
6683
6684 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6685     return offset_[index];
6686 }
6687
6688 - (void) updateHeight {
6689     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6690 }
6691
6692 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6693     if ((self = [super init]) != nil) {
6694         database_ = database;
6695         title_ = [title copy];
6696         [[self navigationItem] setTitle:title_];
6697     } return self;
6698 }
6699
6700 - (void) loadView {
6701     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6702     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6703     [self setView:view];
6704
6705     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6706     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6707     [view addSubview:list_];
6708
6709     // XXX: is 20 the most optimal number here?
6710     [list_ setSectionIndexMinimumDisplayRowCount:20];
6711
6712     [(UITableView *) list_ setDataSource:self];
6713     [list_ setDelegate:self];
6714
6715     [self updateHeight];
6716 }
6717
6718 - (void) releaseSubviews {
6719     list_ = nil;
6720
6721     packages_ = nil;
6722     sections_ = nil;
6723
6724     thumbs_ = nil;
6725     offset_.clear();
6726
6727     [super releaseSubviews];
6728 }
6729
6730 - (void) setDelegate:(id)delegate {
6731     delegate_ = delegate;
6732 }
6733
6734 - (bool) shouldYield {
6735     return false;
6736 }
6737
6738 - (bool) shouldBlock {
6739     return false;
6740 }
6741
6742 - (NSMutableArray *) _reloadPackages {
6743 @synchronized (database_) {
6744     era_ = [database_ era];
6745     NSArray *packages([database_ packages]);
6746
6747     return [NSMutableArray arrayWithArray:packages];
6748 } }
6749
6750 - (void) _reloadData {
6751     if (reloading_ != 0) {
6752         reloading_ = 2;
6753         return;
6754     }
6755
6756     NSMutableArray *packages;
6757
6758   reload:
6759     if ([self shouldYield]) {
6760         do {
6761             UIProgressHUD *hud;
6762
6763             if (![self shouldBlock])
6764                 hud = nil;
6765             else {
6766                 hud = [delegate_ addProgressHUD];
6767                 [hud setText:UCLocalize("LOADING")];
6768             }
6769
6770             reloading_ = 1;
6771             packages = [self yieldToSelector:@selector(_reloadPackages)];
6772
6773             if (hud != nil)
6774                 [delegate_ removeProgressHUD:hud];
6775         } while (reloading_ == 2);
6776     } else {
6777         packages = [self _reloadPackages];
6778     }
6779
6780 @synchronized (database_) {
6781     if (era_ != [database_ era])
6782         goto reload;
6783     reloading_ = 0;
6784
6785     thumbs_ = nil;
6786     offset_.clear();
6787
6788     packages_ = packages;
6789
6790     if ([self showsSections])
6791         sections_ = [self sectionsForPackages:packages];
6792     else {
6793         Section *section([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6794         [section setCount:[packages_ count]];
6795         sections_ = [NSArray arrayWithObject:section];
6796     }
6797
6798     [self updateHeight];
6799
6800     _profile(PackageTable$reloadData$List)
6801         [(UITableView *) list_ setDataSource:self];
6802         [list_ reloadData];
6803     _end
6804 }
6805
6806     PrintTimes();
6807 }
6808
6809 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
6810     Section *prefix([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6811     size_t end([packages count]);
6812
6813     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
6814     Section *section(prefix);
6815
6816     thumbs_ = CollationThumbs_;
6817     offset_ = CollationOffset_;
6818
6819     size_t offset(0);
6820     size_t offsets([CollationStarts_ count]);
6821
6822     NSString *start([CollationStarts_ objectAtIndex:offset]);
6823     size_t length([start length]);
6824
6825     for (size_t index(0); index != end; ++index) {
6826         if (start != nil) {
6827             Package *package([packages objectAtIndex:index]);
6828             NSString *name(PackageName(package, @selector(cyname)));
6829
6830             //while ([start compare:name options:NSNumericSearch range:NSMakeRange(0, length) locale:CollationLocale_] != NSOrderedDescending) {
6831             while (StringNameCompare(start, name, length) != kCFCompareGreaterThan) {
6832                 NSString *title([CollationTitles_ objectAtIndex:offset]);
6833                 section = [[[Section alloc] initWithName:title row:index localize:NO] autorelease];
6834                 [sections addObject:section];
6835
6836                 start = ++offset == offsets ? nil : [CollationStarts_ objectAtIndex:offset];
6837                 if (start == nil)
6838                     break;
6839                 length = [start length];
6840             }
6841         }
6842
6843         [section addToCount];
6844     }
6845
6846     for (; offset != offsets; ++offset) {
6847         NSString *title([CollationTitles_ objectAtIndex:offset]);
6848         Section *section([[[Section alloc] initWithName:title row:end localize:NO] autorelease]);
6849         [sections addObject:section];
6850     }
6851
6852     if ([prefix count] != 0) {
6853         Section *suffix([sections lastObject]);
6854         [prefix setName:[suffix name]];
6855         [suffix setName:nil];
6856         [sections insertObject:prefix atIndex:(offsets - 1)];
6857     }
6858
6859     return sections;
6860 }
6861
6862 - (void) reloadData {
6863     [super reloadData];
6864
6865     if ([self shouldYield])
6866         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6867     else
6868         [self _reloadData];
6869 }
6870
6871 - (void) resetCursor {
6872     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6873 }
6874
6875 - (void) clearData {
6876     [self updateHeight];
6877
6878     [list_ setDataSource:nil];
6879     [list_ reloadData];
6880
6881     [self resetCursor];
6882 }
6883
6884 @end
6885 /* }}} */
6886 /* Filtered Package List Controller {{{ */
6887 typedef Function<bool, Package *> PackageFilter;
6888 typedef Function<void, NSMutableArray *> PackageSorter;
6889 @interface FilteredPackageListController : PackageListController {
6890     PackageFilter filter_;
6891     PackageSorter sorter_;
6892 }
6893
6894 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter;
6895
6896 - (void) setFilter:(PackageFilter)filter;
6897 - (void) setSorter:(PackageSorter)sorter;
6898
6899 @end
6900
6901 @implementation FilteredPackageListController
6902
6903 - (void) setFilter:(PackageFilter)filter {
6904 @synchronized (self) {
6905     filter_ = filter;
6906 } }
6907
6908 - (void) setSorter:(PackageSorter)sorter {
6909 @synchronized (self) {
6910     sorter_ = sorter;
6911 } }
6912
6913 - (NSMutableArray *) _reloadPackages {
6914 @synchronized (database_) {
6915     era_ = [database_ era];
6916
6917     NSArray *packages([database_ packages]);
6918     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6919
6920     PackageFilter filter;
6921     PackageSorter sorter;
6922
6923     @synchronized (self) {
6924         filter = filter_;
6925         sorter = sorter_;
6926     }
6927
6928     _profile(PackageTable$reloadData$Filter)
6929         for (Package *package in packages)
6930             if (filter(package))
6931                 [filtered addObject:package];
6932     _end
6933
6934     if (sorter)
6935         sorter(filtered);
6936     return filtered;
6937 } }
6938
6939 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter {
6940     if ((self = [super initWithDatabase:database title:title]) != nil) {
6941         [self setFilter:filter];
6942     } return self;
6943 }
6944
6945 @end
6946 /* }}} */
6947
6948 /* Home Controller {{{ */
6949 @interface HomeController : CydiaWebViewController {
6950     CFRunLoopRef runloop_;
6951     SCNetworkReachabilityRef reachability_;
6952 }
6953
6954 @end
6955
6956 @implementation HomeController
6957
6958 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6959     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6960 }
6961
6962 - (id) init {
6963     if ((self = [super init]) != nil) {
6964         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6965         [self reloadData];
6966
6967         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6968         if (reachability_ != NULL) {
6969             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6970             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6971
6972             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6973             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6974                 runloop_ = runloop;
6975         }
6976     } return self;
6977 }
6978
6979 - (void) dealloc {
6980     if (reachability_ != NULL && runloop_ != NULL)
6981         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6982     [super dealloc];
6983 }
6984
6985 - (NSURL *) navigationURL {
6986     return [NSURL URLWithString:@"cydia://home"];
6987 }
6988
6989 - (void) aboutButtonClicked {
6990     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6991
6992     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6993     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6994     [alert setCancelButtonIndex:0];
6995
6996     [alert setMessage:
6997         @"Copyright \u00a9 2008-2015\n"
6998         "SaurikIT, LLC\n"
6999         "\n"
7000         "Jay Freeman (saurik)\n"
7001         "saurik@saurik.com\n"
7002         "http://www.saurik.com/"
7003     ];
7004
7005     [alert show];
7006 }
7007
7008 - (UIBarButtonItem *) leftButton {
7009     return [[[UIBarButtonItem alloc]
7010         initWithTitle:UCLocalize("ABOUT")
7011         style:UIBarButtonItemStylePlain
7012         target:self
7013         action:@selector(aboutButtonClicked)
7014     ] autorelease];
7015 }
7016
7017 @end
7018 /* }}} */
7019
7020 /* Cydia Navigation Controller Interface {{{ */
7021 @interface UINavigationController (Cydia)
7022
7023 - (NSArray *) navigationURLCollection;
7024 - (void) unloadData;
7025
7026 @end
7027 /* }}} */
7028
7029 /* Cydia Tab Bar Controller {{{ */
7030 @interface CydiaTabBarController : CyteTabBarController <
7031     UITabBarControllerDelegate,
7032     FetchDelegate
7033 > {
7034     _transient Database *database_;
7035
7036     _H<UIActivityIndicatorView> indicator_;
7037
7038     bool updating_;
7039     // XXX: ok, "updatedelegate_"?...
7040     _transient NSObject<CydiaDelegate> *updatedelegate_;
7041 }
7042
7043 - (NSArray *) navigationURLCollection;
7044 - (void) beginUpdate;
7045 - (BOOL) updating;
7046
7047 @end
7048
7049 @implementation CydiaTabBarController
7050
7051 - (NSArray *) navigationURLCollection {
7052     NSMutableArray *items([NSMutableArray array]);
7053
7054     // XXX: Should this deal with transient view controllers?
7055     for (id navigation in [self viewControllers]) {
7056         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
7057         if (stack != nil)
7058             [items addObject:stack];
7059     }
7060
7061     return items;
7062 }
7063
7064 - (id) initWithDatabase:(Database *)database {
7065     if ((self = [super init]) != nil) {
7066         database_ = database;
7067         [self setDelegate:self];
7068
7069         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteTiny] autorelease];
7070         [indicator_ setOrigin:CGPointMake(kCFCoreFoundationVersionNumber >= 800 ? 2 : 4, 2)];
7071
7072         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7073     } return self;
7074 }
7075
7076 - (void) beginUpdate {
7077     if (updating_)
7078         return;
7079
7080     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7081     UITabBarItem *item([controller tabBarItem]);
7082
7083     [item setBadgeValue:@""];
7084     UIView *badge(MSHookIvar<UIView *>([item view], "_badge"));
7085
7086     [indicator_ startAnimating];
7087     [badge addSubview:indicator_];
7088
7089     [updatedelegate_ retainNetworkActivityIndicator];
7090     updating_ = true;
7091
7092     [NSThread
7093         detachNewThreadSelector:@selector(performUpdate)
7094         toTarget:self
7095         withObject:nil
7096     ];
7097 }
7098
7099 - (void) performUpdate {
7100     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
7101
7102     SourceStatus status(self, database_);
7103     [database_ updateWithStatus:status];
7104
7105     [self
7106         performSelectorOnMainThread:@selector(completeUpdate)
7107         withObject:nil
7108         waitUntilDone:NO
7109     ];
7110
7111     [pool release];
7112 }
7113
7114 - (void) stopUpdateWithSelector:(SEL)selector {
7115     updating_ = false;
7116     [updatedelegate_ releaseNetworkActivityIndicator];
7117
7118     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7119     [[controller tabBarItem] setBadgeValue:nil];
7120
7121     [indicator_ removeFromSuperview];
7122     [indicator_ stopAnimating];
7123
7124     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
7125 }
7126
7127 - (void) completeUpdate {
7128     if (!updating_)
7129         return;
7130     [self stopUpdateWithSelector:@selector(reloadData)];
7131 }
7132
7133 - (void) cancelUpdate {
7134     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
7135 }
7136
7137 - (void) cancelPressed {
7138     [self cancelUpdate];
7139 }
7140
7141 - (BOOL) updating {
7142     return updating_;
7143 }
7144
7145 - (bool) isSourceCancelled {
7146     return !updating_;
7147 }
7148
7149 - (void) startSourceFetch:(NSString *)uri {
7150 }
7151
7152 - (void) stopSourceFetch:(NSString *)uri {
7153 }
7154
7155 - (void) setUpdateDelegate:(id)delegate {
7156     updatedelegate_ = delegate;
7157 }
7158
7159 @end
7160 /* }}} */
7161
7162 /* Cydia Navigation Controller Implementation {{{ */
7163 @implementation UINavigationController (Cydia)
7164
7165 - (NSArray *) navigationURLCollection {
7166     NSMutableArray *stack([NSMutableArray array]);
7167
7168     for (CyteViewController *controller in [self viewControllers]) {
7169         NSString *url = [[controller navigationURL] absoluteString];
7170         if (url != nil)
7171             [stack addObject:url];
7172     }
7173
7174     return stack;
7175 }
7176
7177 - (void) reloadData {
7178     [super reloadData];
7179
7180     UIViewController *visible([self visibleViewController]);
7181     if (visible != nil)
7182         [visible reloadData];
7183
7184     // on the iPad, this view controller is ALSO visible. :(
7185     if (IsWildcat_)
7186         if (UIViewController *modal = [self modalViewController])
7187             if ([modal modalPresentationStyle] == UIModalPresentationFormSheet)
7188                 if (UIViewController *top = [self topViewController])
7189                     if (top != visible)
7190                         [top reloadData];
7191 }
7192
7193 - (void) unloadData {
7194     for (CyteViewController *page in [self viewControllers])
7195         [page unloadData];
7196
7197     [super unloadData];
7198 }
7199
7200 @end
7201 /* }}} */
7202
7203 /* Cydia:// Protocol {{{ */
7204 @interface CydiaURLProtocol : NSURLProtocol {
7205 }
7206
7207 @end
7208
7209 @implementation CydiaURLProtocol
7210
7211 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7212     NSURL *url([request URL]);
7213     if (url == nil)
7214         return NO;
7215
7216     NSString *scheme([[url scheme] lowercaseString]);
7217     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7218         return YES;
7219     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7220         return YES;
7221
7222     return NO;
7223 }
7224
7225 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7226     return request;
7227 }
7228
7229 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7230     id<NSURLProtocolClient> client([self client]);
7231     if (icon == nil)
7232         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7233     else {
7234         NSData *data(UIImagePNGRepresentation(icon));
7235
7236         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7237         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7238         [client URLProtocol:self didLoadData:data];
7239         [client URLProtocolDidFinishLoading:self];
7240     }
7241 }
7242
7243 - (void) startLoading {
7244     id<NSURLProtocolClient> client([self client]);
7245     NSURLRequest *request([self request]);
7246
7247     NSURL *url([request URL]);
7248     NSString *href([url absoluteString]);
7249     NSString *scheme([[url scheme] lowercaseString]);
7250
7251     NSString *path;
7252
7253     if ([scheme isEqualToString:@"cydia"])
7254         path = [href substringFromIndex:8];
7255     else if ([scheme isEqualToString:@"about"])
7256         path = [href substringFromIndex:12];
7257     else _assert(false);
7258
7259     NSRange slash([path rangeOfString:@"/"]);
7260
7261     NSString *command;
7262     if (slash.location == NSNotFound) {
7263         command = path;
7264         path = nil;
7265     } else {
7266         command = [path substringToIndex:slash.location];
7267         path = [path substringFromIndex:(slash.location + 1)];
7268     }
7269
7270     Database *database([Database sharedInstance]);
7271
7272     if (false);
7273     else if ([command isEqualToString:@"application-icon"]) {
7274         if (path == nil)
7275             goto fail;
7276         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7277
7278         UIImage *icon(nil);
7279
7280         if (icon == nil && $SBSCopyIconImagePNGDataForDisplayIdentifier != NULL) {
7281             NSData *data([$SBSCopyIconImagePNGDataForDisplayIdentifier(path) autorelease]);
7282             icon = [UIImage imageWithData:data];
7283         }
7284
7285         if (icon == nil)
7286             if (NSString *file = SBSCopyIconImagePathForDisplayIdentifier(path))
7287                 icon = [UIImage imageAtPath:file];
7288
7289         if (icon == nil)
7290             icon = [UIImage imageNamed:@"unknown.png"];
7291
7292         [self _returnPNGWithImage:icon forRequest:request];
7293     } else if ([command isEqualToString:@"package-icon"]) {
7294         if (path == nil)
7295             goto fail;
7296         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7297         Package *package([database packageWithName:path]);
7298         if (package == nil)
7299             goto fail;
7300         [package parse];
7301         UIImage *icon([package icon]);
7302         [self _returnPNGWithImage:icon forRequest:request];
7303     } else if ([command isEqualToString:@"uikit-image"]) {
7304         if (path == nil)
7305             goto fail;
7306         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7307         UIImage *icon(_UIImageWithName(path));
7308         [self _returnPNGWithImage:icon forRequest:request];
7309     } else if ([command isEqualToString:@"section-icon"]) {
7310         if (path == nil)
7311             goto fail;
7312         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7313         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7314         if (icon == nil)
7315             icon = [UIImage imageNamed:@"unknown.png"];
7316         [self _returnPNGWithImage:icon forRequest:request];
7317     } else fail: {
7318         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7319     }
7320 }
7321
7322 - (void) stopLoading {
7323 }
7324
7325 @end
7326 /* }}} */
7327
7328 /* Section Controller {{{ */
7329 @interface SectionController : FilteredPackageListController {
7330     _H<NSString> key_;
7331     _H<NSString> section_;
7332 }
7333
7334 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section;
7335
7336 @end
7337
7338 @implementation SectionController
7339
7340 - (NSURL *) referrerURL {
7341     NSString *name(section_);
7342     name = name ?: @"*";
7343     NSString *key(key_);
7344     key = key ?: @"*";
7345     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@/%@", UI_, [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7346 }
7347
7348 - (NSURL *) navigationURL {
7349     NSString *name(section_);
7350     name = name ?: @"*";
7351     NSString *key(key_);
7352     key = key ?: @"*";
7353     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@/%@", [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7354 }
7355
7356 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section {
7357     NSString *title;
7358     if (section == nil)
7359         title = UCLocalize("ALL_PACKAGES");
7360     else if (![section isEqual:@""])
7361         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(section) value:nil table:@"Sections"];
7362     else
7363         title = UCLocalize("NO_SECTION");
7364
7365     if ((self = [super initWithDatabase:database title:title]) != nil) {
7366         key_ = [source key];
7367         section_ = section;
7368     } return self;
7369 }
7370
7371 - (void) reloadData {
7372     Source *source([database_ sourceWithKey:key_]);
7373     _H<NSString> name(section_);
7374
7375     [self setFilter:[=](Package *package) {
7376         NSString *section([package section]);
7377
7378         return (
7379             name == nil ||
7380             section == nil && [name length] == 0 ||
7381             [name isEqualToString:section]
7382         ) && (
7383             source == nil ||
7384             [package source] == source
7385         ) && [package visible];
7386     }];
7387
7388     [super reloadData];
7389 }
7390
7391 @end
7392 /* }}} */
7393 /* Sections Controller {{{ */
7394 @interface SectionsController : CyteViewController <
7395     UITableViewDataSource,
7396     UITableViewDelegate
7397 > {
7398     _transient Database *database_;
7399     _H<NSString> key_;
7400     _H<NSMutableArray> sections_;
7401     _H<NSMutableArray> filtered_;
7402     _H<UITableView, 2> list_;
7403 }
7404
7405 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7406 - (void) editButtonClicked;
7407
7408 @end
7409
7410 @implementation SectionsController
7411
7412 - (NSURL *) navigationURL {
7413     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
7414 }
7415
7416 - (Source *) source {
7417     if (key_ == nil)
7418         return nil;
7419     return [database_ sourceWithKey:key_];
7420 }
7421
7422 - (void) updateNavigationItem {
7423     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7424     if ([sections_ count] == 0) {
7425         [[self navigationItem] setRightBarButtonItem:nil];
7426     } else {
7427         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7428             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7429             target:self
7430             action:@selector(editButtonClicked)
7431         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7432     }
7433 }
7434
7435 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7436     [super setEditing:editing animated:animated];
7437
7438     if (editing)
7439         [list_ reloadData];
7440     else
7441         [delegate_ updateData];
7442
7443     [self updateNavigationItem];
7444 }
7445
7446 - (void) viewDidAppear:(BOOL)animated {
7447     [super viewDidAppear:animated];
7448     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7449 }
7450
7451 - (void) viewWillDisappear:(BOOL)animated {
7452     [super viewWillDisappear:animated];
7453     [self setEditing:NO];
7454 }
7455
7456 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7457     Section *section = nil;
7458     int index = [indexPath row];
7459     if (![self isEditing]) {
7460         index -= 1;
7461         if (index >= 0)
7462             section = [filtered_ objectAtIndex:index];
7463     } else {
7464         section = [sections_ objectAtIndex:index];
7465     }
7466     return section;
7467 }
7468
7469 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7470     if ([self isEditing])
7471         return [sections_ count];
7472     else
7473         return [filtered_ count] + 1;
7474 }
7475
7476 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7477     return 45.0f;
7478 }*/
7479
7480 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7481     static NSString *reuseIdentifier = @"SectionCell";
7482
7483     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7484     if (cell == nil)
7485         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7486
7487     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7488
7489     return cell;
7490 }
7491
7492 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7493     if ([self isEditing])
7494         return;
7495
7496     Section *section = [self sectionAtIndexPath:indexPath];
7497
7498     SectionController *controller = [[[SectionController alloc]
7499         initWithDatabase:database_
7500         source:[self source]
7501         section:[section name]
7502     ] autorelease];
7503     [controller setDelegate:delegate_];
7504
7505     [[self navigationController] pushViewController:controller animated:YES];
7506 }
7507
7508 - (void) loadView {
7509     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7510     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7511     [list_ setRowHeight:46];
7512     [(UITableView *) list_ setDataSource:self];
7513     [list_ setDelegate:self];
7514     [self setView:list_];
7515 }
7516
7517 - (void) viewDidLoad {
7518     [super viewDidLoad];
7519
7520     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7521 }
7522
7523 - (void) releaseSubviews {
7524     list_ = nil;
7525
7526     sections_ = nil;
7527     filtered_ = nil;
7528
7529     [super releaseSubviews];
7530 }
7531
7532 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7533     if ((self = [super init]) != nil) {
7534         database_ = database;
7535         key_ = [source key];
7536     } return self;
7537 }
7538
7539 - (void) reloadData {
7540     [super reloadData];
7541
7542     NSArray *packages = [database_ packages];
7543
7544     sections_ = [NSMutableArray arrayWithCapacity:16];
7545     filtered_ = [NSMutableArray arrayWithCapacity:16];
7546
7547     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7548
7549     Source *source([self source]);
7550
7551     _trace();
7552     for (Package *package in packages) {
7553         if (source != nil && [package source] != source)
7554             continue;
7555
7556         NSString *name([package section]);
7557         NSString *key(name == nil ? @"" : name);
7558
7559         Section *section;
7560
7561         _profile(SectionsView$reloadData$Section)
7562             section = [sections objectForKey:key];
7563             if (section == nil) {
7564                 _profile(SectionsView$reloadData$Section$Allocate)
7565                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7566                     [sections setObject:section forKey:key];
7567                 _end
7568             }
7569         _end
7570
7571         [section addToCount];
7572
7573         _profile(SectionsView$reloadData$Filter)
7574             if (![package visible])
7575                 continue;
7576         _end
7577
7578         [section addToRow];
7579     }
7580     _trace();
7581
7582     [sections_ addObjectsFromArray:[sections allValues]];
7583
7584     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7585
7586     for (Section *section in (id) sections_) {
7587         size_t count([section row]);
7588         if (count == 0)
7589             continue;
7590
7591         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7592         [section setCount:count];
7593         [filtered_ addObject:section];
7594     }
7595
7596     [self updateNavigationItem];
7597     [list_ reloadData];
7598     _trace();
7599 }
7600
7601 - (void) editButtonClicked {
7602     [self setEditing:![self isEditing] animated:YES];
7603 }
7604
7605 @end
7606 /* }}} */
7607
7608 /* Changes Controller {{{ */
7609 @interface ChangesController : FilteredPackageListController {
7610     unsigned upgrades_;
7611 }
7612
7613 - (id) initWithDatabase:(Database *)database;
7614
7615 @end
7616
7617 @implementation ChangesController
7618
7619 - (NSURL *) referrerURL {
7620     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/changes/", UI_]];
7621 }
7622
7623 - (NSURL *) navigationURL {
7624     return [NSURL URLWithString:@"cydia://changes"];
7625 }
7626
7627 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7628 @synchronized (database_) {
7629     if ([database_ era] != era_)
7630         return nil;
7631
7632     NSUInteger sectionIndex([path section]);
7633     if (sectionIndex >= [sections_ count])
7634         return nil;
7635     Section *section([sections_ objectAtIndex:sectionIndex]);
7636     NSInteger row([path row]);
7637     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7638 } }
7639
7640 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7641     NSString *context([alert context]);
7642
7643     if ([context isEqualToString:@"norefresh"])
7644         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7645 }
7646
7647 - (void) setLeftBarButtonItem {
7648     if ([delegate_ updating])
7649         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7650             initWithTitle:UCLocalize("CANCEL")
7651             style:UIBarButtonItemStyleDone
7652             target:self
7653             action:@selector(cancelButtonClicked)
7654         ] autorelease] animated:YES];
7655     else
7656         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7657             initWithTitle:UCLocalize("REFRESH")
7658             style:UIBarButtonItemStylePlain
7659             target:self
7660             action:@selector(refreshButtonClicked)
7661         ] autorelease] animated:YES];
7662 }
7663
7664 - (void) refreshButtonClicked {
7665     if ([delegate_ requestUpdate])
7666         [self setLeftBarButtonItem];
7667 }
7668
7669 - (void) cancelButtonClicked {
7670     [delegate_ cancelUpdate];
7671 }
7672
7673 - (void) upgradeButtonClicked {
7674     [delegate_ distUpgrade];
7675     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7676 }
7677
7678 - (bool) shouldYield {
7679     return true;
7680 }
7681
7682 - (bool) shouldBlock {
7683     return true;
7684 }
7685
7686 - (void) useFilter {
7687 @synchronized (self) {
7688     [self setFilter:[](Package *package) {
7689         return [package upgradableAndEssential:YES] || [package visible];
7690     }];
7691
7692     [self setSorter:[](NSMutableArray *packages) {
7693         [packages radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7694     }];
7695 } }
7696
7697 - (id) initWithDatabase:(Database *)database {
7698     if ((self = [super initWithDatabase:database title:UCLocalize("CHANGES")]) != nil) {
7699         [self useFilter];
7700     } return self;
7701 }
7702
7703 - (void) viewDidLoad {
7704     [super viewDidLoad];
7705     [self setLeftBarButtonItem];
7706 }
7707
7708 - (void) viewWillAppear:(BOOL)animated {
7709     [super viewWillAppear:animated];
7710     [self setLeftBarButtonItem];
7711 }
7712
7713 - (void) reloadData {
7714     [self setLeftBarButtonItem];
7715     [super reloadData];
7716 }
7717
7718 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
7719     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
7720
7721     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7722     Section *ignored = nil;
7723     Section *section = nil;
7724     time_t last = 0;
7725
7726     upgrades_ = 0;
7727     bool unseens = false;
7728
7729     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7730
7731     for (size_t offset = 0, count = [packages count]; offset != count; ++offset) {
7732         Package *package = [packages objectAtIndex:offset];
7733
7734         BOOL uae = [package upgradableAndEssential:YES];
7735
7736         if (!uae) {
7737             unseens = true;
7738             time_t seen([package seen]);
7739
7740             if (section == nil || last != seen) {
7741                 last = seen;
7742
7743                 NSString *name;
7744                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7745                 [name autorelease];
7746
7747                 _profile(ChangesController$reloadData$Allocate)
7748                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7749                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7750                     [sections addObject:section];
7751                 _end
7752             }
7753
7754             [section addToCount];
7755         } else if ([package ignored]) {
7756             if (ignored == nil) {
7757                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7758             }
7759             [ignored addToCount];
7760         } else {
7761             ++upgrades_;
7762             [upgradable addToCount];
7763         }
7764     }
7765     _trace();
7766
7767     CFRelease(formatter);
7768
7769     if (unseens) {
7770         Section *last = [sections lastObject];
7771         size_t count = [last count];
7772         [packages removeObjectsInRange:NSMakeRange([packages count] - count, count)];
7773         [sections removeLastObject];
7774     }
7775
7776     if ([ignored count] != 0)
7777         [sections insertObject:ignored atIndex:0];
7778     if (upgrades_ != 0)
7779         [sections insertObject:upgradable atIndex:0];
7780
7781     [list_ reloadData];
7782
7783     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7784         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7785         style:UIBarButtonItemStylePlain
7786         target:self
7787         action:@selector(upgradeButtonClicked)
7788     ] autorelease]) animated:YES];
7789
7790     return sections;
7791 }
7792
7793 @end
7794 /* }}} */
7795 /* Search Controller {{{ */
7796 @interface SearchController : FilteredPackageListController <
7797     UISearchBarDelegate
7798 > {
7799     _H<UISearchBar, 1> search_;
7800     BOOL searchloaded_;
7801     bool summary_;
7802 }
7803
7804 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7805 - (void) reloadData;
7806
7807 @end
7808
7809 @implementation SearchController
7810
7811 - (NSURL *) referrerURL {
7812     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
7813 }
7814
7815 - (NSURL *) navigationURL {
7816     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7817         return [NSURL URLWithString:@"cydia://search"];
7818     else
7819         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
7820 }
7821
7822 - (NSArray *) termsForQuery:(NSString *)query {
7823     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
7824     for (NSString *component in [query componentsSeparatedByString:@" "])
7825         if ([component length] != 0)
7826             [terms addObject:component];
7827
7828     return terms;
7829 }
7830
7831 - (void) useSearch {
7832     _H<NSArray> query([self termsForQuery:[search_ text]]);
7833     summary_ = false;
7834
7835 @synchronized (self) {
7836     [self setFilter:[=](Package *package) {
7837         if (![package unfiltered])
7838             return false;
7839         if (![package matches:query])
7840             return false;
7841         return true;
7842     }];
7843
7844     [self setSorter:[](NSMutableArray *packages) {
7845         [packages radixSortUsingSelector:@selector(rank)];
7846     }];
7847 }
7848
7849     [self clearData];
7850     [self reloadData];
7851 }
7852
7853 - (void) usePrefix:(NSString *)prefix {
7854     _H<NSString> query(prefix);
7855     summary_ = true;
7856
7857 @synchronized (self) {
7858     [self setFilter:[=](Package *package) {
7859         if ([query length] == 0)
7860             return false;
7861         if (![package unfiltered])
7862             return false;
7863         if ([[package name] compare:query options:MatchCompareOptions_ range:NSMakeRange(0, [query length])] != NSOrderedSame)
7864             return false;
7865         return true;
7866     }];
7867
7868     [self setSorter:nullptr];
7869 }
7870
7871     [self reloadData];
7872 }
7873
7874 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7875     [self clearData];
7876     [self usePrefix:[search_ text]];
7877 }
7878
7879 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7880     [search_ resignFirstResponder];
7881     [self useSearch];
7882 }
7883
7884 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7885     [search_ setText:@""];
7886     [self searchBarButtonClicked:searchBar];
7887 }
7888
7889 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7890     [self searchBarButtonClicked:searchBar];
7891 }
7892
7893 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7894     [self usePrefix:text];
7895 }
7896
7897 - (bool) shouldYield {
7898     return YES;
7899 }
7900
7901 - (bool) shouldBlock {
7902     return !summary_;
7903 }
7904
7905 - (bool) isSummarized {
7906     return summary_;
7907 }
7908
7909 - (bool) showsSections {
7910     return false;
7911 }
7912
7913 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7914     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH")])) {
7915         search_ = [[[UISearchBar alloc] init] autorelease];
7916         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7917         [search_ setDelegate:self];
7918
7919         UITextField *textField;
7920         if ([search_ respondsToSelector:@selector(searchField)])
7921             textField = [search_ searchField];
7922         else
7923             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7924
7925         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7926         [textField setEnablesReturnKeyAutomatically:NO];
7927         [[self navigationItem] setTitleView:textField];
7928
7929         if (query != nil)
7930             [search_ setText:query];
7931         [self useSearch];
7932     } return self;
7933 }
7934
7935 - (void) viewDidAppear:(BOOL)animated {
7936     [super viewDidAppear:animated];
7937
7938     if (!searchloaded_) {
7939         searchloaded_ = YES;
7940         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7941         [search_ layoutSubviews];
7942     }
7943
7944     if ([self isSummarized])
7945         [search_ becomeFirstResponder];
7946 }
7947
7948 - (void) reloadData {
7949     [self resetCursor];
7950     [super reloadData];
7951 }
7952
7953 - (void) didSelectPackage:(Package *)package {
7954     [search_ resignFirstResponder];
7955     [super didSelectPackage:package];
7956 }
7957
7958 @end
7959 /* }}} */
7960 /* Package Settings Controller {{{ */
7961 @interface PackageSettingsController : CyteViewController <
7962     UITableViewDataSource,
7963     UITableViewDelegate
7964 > {
7965     _transient Database *database_;
7966     _H<NSString> name_;
7967     _H<Package> package_;
7968     _H<UITableView, 2> table_;
7969     _H<UISwitch> subscribedSwitch_;
7970     _H<UISwitch> ignoredSwitch_;
7971     _H<UITableViewCell> subscribedCell_;
7972     _H<UITableViewCell> ignoredCell_;
7973 }
7974
7975 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7976
7977 @end
7978
7979 @implementation PackageSettingsController
7980
7981 - (NSURL *) navigationURL {
7982     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7983 }
7984
7985 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7986     if (package_ == nil)
7987         return 0;
7988
7989     if ([package_ installed] == nil)
7990         return 1;
7991     else
7992         return 2;
7993 }
7994
7995 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7996     if (package_ == nil)
7997         return 0;
7998
7999     // both sections contain just one item right now.
8000     return 1;
8001 }
8002
8003 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8004     return nil;
8005 }
8006
8007 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8008     if (section == 0)
8009         return UCLocalize("SHOW_ALL_CHANGES_EX");
8010     else
8011         return UCLocalize("IGNORE_UPGRADES_EX");
8012 }
8013
8014 - (void) onSubscribed:(id)control {
8015     bool value([control isOn]);
8016     if (package_ == nil)
8017         return;
8018     if ([package_ setSubscribed:value])
8019         [delegate_ updateData];
8020 }
8021
8022 - (void) _updateIgnored {
8023     const char *package([name_ UTF8String]);
8024     bool on([ignoredSwitch_ isOn]);
8025
8026     FILE *dpkg(popen("/usr/libexec/cydia/cydo --set-selections", "w"));
8027     fwrite(package, strlen(package), 1, dpkg);
8028
8029     if (on)
8030         fwrite(" hold\n", 6, 1, dpkg);
8031     else
8032         fwrite(" install\n", 9, 1, dpkg);
8033
8034     pclose(dpkg);
8035 }
8036
8037 - (void) onIgnored:(id)control {
8038     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
8039     [invocation setTarget:self];
8040     [invocation setSelector:@selector(_updateIgnored)];
8041
8042     [delegate_ reloadDataWithInvocation:invocation];
8043 }
8044
8045 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8046     if (package_ == nil)
8047         return nil;
8048
8049     switch ([indexPath section]) {
8050         case 0: return subscribedCell_;
8051         case 1: return ignoredCell_;
8052
8053         _nodefault
8054     }
8055
8056     return nil;
8057 }
8058
8059 - (void) loadView {
8060     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8061     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8062     [self setView:view];
8063
8064     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8065     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8066     [(UITableView *) table_ setDataSource:self];
8067     [table_ setDelegate:self];
8068     [view addSubview:table_];
8069
8070     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8071     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8072     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
8073
8074     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8075     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8076     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
8077
8078     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
8079     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
8080     [subscribedCell_ setAccessoryView:subscribedSwitch_];
8081     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8082
8083     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
8084     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
8085     [ignoredCell_ setAccessoryView:ignoredSwitch_];
8086     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8087 }
8088
8089 - (void) viewDidLoad {
8090     [super viewDidLoad];
8091
8092     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
8093 }
8094
8095 - (void) releaseSubviews {
8096     ignoredCell_ = nil;
8097     subscribedCell_ = nil;
8098     table_ = nil;
8099     ignoredSwitch_ = nil;
8100     subscribedSwitch_ = nil;
8101
8102     [super releaseSubviews];
8103 }
8104
8105 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8106     if ((self = [super init]) != nil) {
8107         database_ = database;
8108         name_ = package;
8109     } return self;
8110 }
8111
8112 - (void) reloadData {
8113     [super reloadData];
8114
8115     package_ = [database_ packageWithName:name_];
8116
8117     if (package_ != nil) {
8118         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8119         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8120     } // XXX: what now, G?
8121
8122     [table_ reloadData];
8123 }
8124
8125 @end
8126 /* }}} */
8127
8128 /* Installed Controller {{{ */
8129 @interface InstalledController : FilteredPackageListController {
8130     bool sectioned_;
8131 }
8132
8133 - (id) initWithDatabase:(Database *)database;
8134 - (void) queueStatusDidChange;
8135
8136 @end
8137
8138 @implementation InstalledController
8139
8140 - (NSURL *) referrerURL {
8141     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
8142 }
8143
8144 - (NSURL *) navigationURL {
8145     return [NSURL URLWithString:@"cydia://installed"];
8146 }
8147
8148 - (void) useRecent {
8149     sectioned_ = false;
8150
8151 @synchronized (self) {
8152     [self setFilter:[](Package *package) {
8153         return ![package uninstalled] && package->role_ < 7;
8154     }];
8155
8156     [self setSorter:[](NSMutableArray *packages) {
8157         [packages radixSortUsingSelector:@selector(recent)];
8158     }];
8159 } }
8160
8161 - (void) useFilter:(UISegmentedControl *)segmented {
8162     NSInteger selected([segmented selectedSegmentIndex]);
8163     if (selected == 2)
8164         return [self useRecent];
8165     bool simple(selected == 0);
8166     sectioned_ = true;
8167
8168 @synchronized (self) {
8169     [self setFilter:[=](Package *package) {
8170         return ![package uninstalled] && package->role_ <= (simple ? 1 : 3);
8171     }];
8172
8173     [self setSorter:nullptr];
8174 } }
8175
8176 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
8177     if (sectioned_)
8178         return [super sectionsForPackages:packages];
8179
8180     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterLongStyle, kCFDateFormatterNoStyle));
8181
8182     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
8183     Section *section(nil);
8184     time_t last(0);
8185
8186     for (size_t offset(0), count([packages count]); offset != count; ++offset) {
8187         Package *package([packages objectAtIndex:offset]);
8188
8189         time_t upgraded([package upgraded]);
8190         if (upgraded < 1168364520)
8191             upgraded = 0;
8192         else
8193             upgraded -= upgraded % (60 * 60 * 24);
8194
8195         if (section == nil || upgraded != last) {
8196             last = upgraded;
8197
8198             NSString *name;
8199             if (upgraded == 0)
8200                 continue; // XXX: name = UCLocalize("...");
8201             else {
8202                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:upgraded]);
8203                 [name autorelease];
8204             }
8205
8206             section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
8207             [sections addObject:section];
8208         }
8209
8210         [section addToCount];
8211     }
8212
8213     CFRelease(formatter);
8214     return sections;
8215 }
8216
8217 - (id) initWithDatabase:(Database *)database {
8218     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED")]) != nil) {
8219         UISegmentedControl *segmented([[[UISegmentedControl alloc] initWithItems:[NSArray arrayWithObjects:UCLocalize("USER"), UCLocalize("EXPERT"), UCLocalize("RECENT"), nil]] autorelease]);
8220         [segmented setSelectedSegmentIndex:0];
8221         [segmented setSegmentedControlStyle:UISegmentedControlStyleBar];
8222         [[self navigationItem] setTitleView:segmented];
8223
8224         [segmented addTarget:self action:@selector(modeChanged:) forEvents:UIControlEventValueChanged];
8225         [self useFilter:segmented];
8226
8227         [self queueStatusDidChange];
8228     } return self;
8229 }
8230
8231 #if !AlwaysReload
8232 - (void) queueButtonClicked {
8233     [delegate_ queue];
8234 }
8235 #endif
8236
8237 - (void) queueStatusDidChange {
8238 #if !AlwaysReload
8239     if (Queuing_) {
8240         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8241             initWithTitle:UCLocalize("QUEUE")
8242             style:UIBarButtonItemStyleDone
8243             target:self
8244             action:@selector(queueButtonClicked)
8245         ] autorelease]];
8246     } else {
8247         [[self navigationItem] setRightBarButtonItem:nil];
8248     }
8249 #endif
8250 }
8251
8252 - (void) modeChanged:(UISegmentedControl *)segmented {
8253     [self useFilter:segmented];
8254     [self reloadData];
8255 }
8256
8257 @end
8258 /* }}} */
8259
8260 /* Source Cell {{{ */
8261 @interface SourceCell : CyteTableViewCell <
8262     CyteTableViewCellDelegate,
8263     SourceDelegate
8264 > {
8265     _H<Source, 1> source_;
8266     _H<NSURL> url_;
8267     _H<UIImage> icon_;
8268     _H<NSString> origin_;
8269     _H<NSString> label_;
8270     _H<UIActivityIndicatorView> indicator_;
8271 }
8272
8273 - (void) setSource:(Source *)source;
8274 - (void) setFetch:(NSNumber *)fetch;
8275
8276 @end
8277
8278 @implementation SourceCell
8279
8280 - (void) _setImage:(NSArray *)data {
8281     if ([url_ isEqual:[data objectAtIndex:0]]) {
8282         icon_ = [data objectAtIndex:1];
8283         [content_ setNeedsDisplay];
8284     }
8285 }
8286
8287 - (void) _setSource:(NSURL *) url {
8288     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8289
8290     if (NSData *data = [NSURLConnection
8291         sendSynchronousRequest:[NSURLRequest
8292             requestWithURL:url
8293             cachePolicy:NSURLRequestUseProtocolCachePolicy
8294             timeoutInterval:10
8295         ]
8296
8297         returningResponse:NULL
8298         error:NULL
8299     ])
8300         if (UIImage *image = [UIImage imageWithData:data])
8301             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8302
8303     [pool release];
8304 }
8305
8306 - (void) setSource:(Source *)source {
8307     source_ = source;
8308     [source_ setDelegate:self];
8309
8310     [self setFetch:[NSNumber numberWithBool:[source_ fetch]]];
8311
8312     icon_ = [UIImage imageNamed:@"unknown.png"];
8313
8314     origin_ = [source name];
8315     label_ = [source rooturi];
8316
8317     [content_ setNeedsDisplay];
8318
8319     url_ = [source iconURL];
8320     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8321 }
8322
8323 - (void) setAllSource {
8324     source_ = nil;
8325     [indicator_ stopAnimating];
8326
8327     icon_ = [UIImage imageNamed:@"folder.png"];
8328     origin_ = UCLocalize("ALL_SOURCES");
8329     label_ = UCLocalize("ALL_SOURCES_EX");
8330     [content_ setNeedsDisplay];
8331 }
8332
8333 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8334     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8335         UIView *content([self contentView]);
8336         CGRect bounds([content bounds]);
8337
8338         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8339         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8340         [content_ setBackgroundColor:[UIColor whiteColor]];
8341         [content addSubview:content_];
8342
8343         [content_ setDelegate:self];
8344         [content_ setOpaque:YES];
8345
8346         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGraySmall] autorelease];
8347         [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleTopMargin];// | UIViewAutoresizingFlexibleBottomMargin];
8348         [content addSubview:indicator_];
8349
8350         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8351     } return self;
8352 }
8353
8354 - (void) layoutSubviews {
8355     [super layoutSubviews];
8356
8357     UIView *content([self contentView]);
8358     CGRect bounds([content bounds]);
8359
8360     CGRect frame([indicator_ frame]);
8361     frame.origin.x = bounds.size.width - frame.size.width;
8362     frame.origin.y = Retina((bounds.size.height - frame.size.height) / 2);
8363
8364     if (kCFCoreFoundationVersionNumber < 800)
8365         frame.origin.x -= 8;
8366     [indicator_ setFrame:frame];
8367 }
8368
8369 - (NSString *) accessibilityLabel {
8370     return origin_;
8371 }
8372
8373 - (void) drawContentRect:(CGRect)rect {
8374     bool highlighted(highlighted_);
8375     float width(rect.size.width);
8376
8377     if (icon_ != nil) {
8378         CGRect rect;
8379         rect.size = [(UIImage *) icon_ size];
8380
8381         while (rect.size.width > 32 || rect.size.height > 32) {
8382             rect.size.width /= 2;
8383             rect.size.height /= 2;
8384         }
8385
8386         rect.origin.x = 26 - rect.size.width / 2;
8387         rect.origin.y = 26 - rect.size.height / 2;
8388
8389         [icon_ drawInRect:Retina(rect)];
8390     }
8391
8392     if (highlighted && kCFCoreFoundationVersionNumber < 800)
8393         UISetColor(White_);
8394
8395     if (!highlighted)
8396         UISetColor(Black_);
8397     [origin_ drawAtPoint:CGPointMake(52, 8) forWidth:(width - 49) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
8398
8399     if (!highlighted)
8400         UISetColor(Gray_);
8401     [label_ drawAtPoint:CGPointMake(52, 29) forWidth:(width - 49) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
8402 }
8403
8404 - (void) setFetch:(NSNumber *)fetch {
8405     if ([fetch boolValue])
8406         [indicator_ startAnimating];
8407     else
8408         [indicator_ stopAnimating];
8409 }
8410
8411 @end
8412 /* }}} */
8413 /* Sources Controller {{{ */
8414 @interface SourcesController : CyteViewController <
8415     UITableViewDataSource,
8416     UITableViewDelegate
8417 > {
8418     _transient Database *database_;
8419     unsigned era_;
8420
8421     _H<UITableView, 2> list_;
8422     _H<NSMutableArray> sources_;
8423     int offset_;
8424
8425     _H<NSString> href_;
8426     _H<UIProgressHUD> hud_;
8427     _H<NSError> error_;
8428
8429     NSURLConnection *trivial_bz2_;
8430     NSURLConnection *trivial_gz_;
8431
8432     BOOL cydia_;
8433 }
8434
8435 - (id) initWithDatabase:(Database *)database;
8436 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8437
8438 @end
8439
8440 @implementation SourcesController
8441
8442 - (void) _releaseConnection:(NSURLConnection *)connection {
8443     if (connection != nil) {
8444         [connection cancel];
8445         //[connection setDelegate:nil];
8446         [connection release];
8447     }
8448 }
8449
8450 - (void) dealloc {
8451     [self _releaseConnection:trivial_gz_];
8452     [self _releaseConnection:trivial_bz2_];
8453
8454     [super dealloc];
8455 }
8456
8457 - (NSURL *) navigationURL {
8458     return [NSURL URLWithString:@"cydia://sources"];
8459 }
8460
8461 - (void) viewDidAppear:(BOOL)animated {
8462     [super viewDidAppear:animated];
8463     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8464 }
8465
8466 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8467     return 2;
8468 }
8469
8470 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8471     if (section == 1)
8472         return UCLocalize("INDIVIDUAL_SOURCES");
8473     return nil;
8474 }
8475
8476 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8477     switch (section) {
8478         case 0: return 1;
8479         case 1: return [sources_ count];
8480         default: return 0;
8481     }
8482 }
8483
8484 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8485 @synchronized (database_) {
8486     if ([database_ era] != era_)
8487         return nil;
8488     if ([indexPath section] != 1)
8489         return nil;
8490     NSUInteger index([indexPath row]);
8491     if (index >= [sources_ count])
8492         return nil;
8493     return [sources_ objectAtIndex:index];
8494 } }
8495
8496 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8497     static NSString *cellIdentifier = @"SourceCell";
8498
8499     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8500     if (cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8501     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8502
8503     Source *source([self sourceAtIndexPath:indexPath]);
8504     if (source == nil)
8505         [cell setAllSource];
8506     else
8507         [cell setSource:source];
8508
8509     return cell;
8510 }
8511
8512 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8513     SectionsController *controller([[[SectionsController alloc]
8514         initWithDatabase:database_
8515         source:[self sourceAtIndexPath:indexPath]
8516     ] autorelease]);
8517
8518     [controller setDelegate:delegate_];
8519     [[self navigationController] pushViewController:controller animated:YES];
8520 }
8521
8522 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8523     if ([indexPath section] != 1)
8524         return false;
8525     Source *source = [self sourceAtIndexPath:indexPath];
8526     return [source record] != nil;
8527 }
8528
8529 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8530     _assert([indexPath section] == 1);
8531     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8532         Source *source = [self sourceAtIndexPath:indexPath];
8533         if (source == nil) return;
8534
8535         [Sources_ removeObjectForKey:[source key]];
8536
8537         [delegate_ _saveConfig];
8538         [delegate_ reloadDataWithInvocation:nil];
8539     }
8540 }
8541
8542 - (void) tableView:(UITableView *)tableView didEndEditingRowAtIndexPath:(NSIndexPath *)indexPath {
8543     [self updateButtonsForEditingStatusAnimated:YES];
8544 }
8545
8546 - (void) complete {
8547     [delegate_ addTrivialSource:href_];
8548     href_ = nil;
8549
8550     [delegate_ syncData];
8551 }
8552
8553 - (NSString *) getWarning {
8554     NSString *href(href_);
8555     NSRange colon([href rangeOfString:@"://"]);
8556     if (colon.location != NSNotFound)
8557         href = [href substringFromIndex:(colon.location + 3)];
8558     href = [href stringByAddingPercentEscapes];
8559     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8560
8561     NSURL *url([NSURL URLWithString:href]);
8562
8563     NSStringEncoding encoding;
8564     NSError *error(nil);
8565
8566     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8567         return [warning length] == 0 ? nil : warning;
8568     return nil;
8569 }
8570
8571 - (void) _endConnection:(NSURLConnection *)connection {
8572     // XXX: the memory management in this method is horribly awkward
8573
8574     NSURLConnection **field = NULL;
8575     if (connection == trivial_bz2_)
8576         field = &trivial_bz2_;
8577     else if (connection == trivial_gz_)
8578         field = &trivial_gz_;
8579     _assert(field != NULL);
8580     [connection release];
8581     *field = nil;
8582
8583     if (
8584         trivial_bz2_ == nil &&
8585         trivial_gz_ == nil
8586     ) {
8587         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8588
8589         [delegate_ releaseNetworkActivityIndicator];
8590
8591         [delegate_ removeProgressHUD:hud_];
8592         hud_ = nil;
8593
8594         if (cydia_) {
8595             if (warning != nil) {
8596                 UIAlertView *alert = [[[UIAlertView alloc]
8597                     initWithTitle:UCLocalize("SOURCE_WARNING")
8598                     message:warning
8599                     delegate:self
8600                     cancelButtonTitle:UCLocalize("CANCEL")
8601                     otherButtonTitles:
8602                         UCLocalize("ADD_ANYWAY"),
8603                     nil
8604                 ] autorelease];
8605
8606                 [alert setContext:@"warning"];
8607                 [alert setNumberOfRows:1];
8608                 [alert show];
8609
8610                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8611                 error_ = nil;
8612                 return;
8613             }
8614
8615             [self complete];
8616         } else if (error_ != nil) {
8617             UIAlertView *alert = [[[UIAlertView alloc]
8618                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8619                 message:[error_ localizedDescription]
8620                 delegate:self
8621                 cancelButtonTitle:UCLocalize("OK")
8622                 otherButtonTitles:nil
8623             ] autorelease];
8624
8625             [alert setContext:@"urlerror"];
8626             [alert show];
8627
8628             href_ = nil;
8629         } else {
8630             UIAlertView *alert = [[[UIAlertView alloc]
8631                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8632                 message:UCLocalize("NOT_REPOSITORY_EX")
8633                 delegate:self
8634                 cancelButtonTitle:UCLocalize("OK")
8635                 otherButtonTitles:nil
8636             ] autorelease];
8637
8638             [alert setContext:@"trivial"];
8639             [alert show];
8640
8641             href_ = nil;
8642         }
8643
8644         error_ = nil;
8645     }
8646 }
8647
8648 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8649     switch ([response statusCode]) {
8650         case 200:
8651             cydia_ = YES;
8652     }
8653 }
8654
8655 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8656     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8657     error_ = error;
8658     [self _endConnection:connection];
8659 }
8660
8661 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8662     [self _endConnection:connection];
8663 }
8664
8665 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8666     NSURL *url([NSURL URLWithString:href]);
8667
8668     NSMutableURLRequest *request = [NSMutableURLRequest
8669         requestWithURL:url
8670         cachePolicy:NSURLRequestUseProtocolCachePolicy
8671         timeoutInterval:10
8672     ];
8673
8674     [request setHTTPMethod:method];
8675
8676     if (Machine_ != NULL)
8677         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8678
8679     if (UniqueID_ != nil)
8680         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8681
8682     if ([url isCydiaSecure]) {
8683         if (UniqueID_ != nil)
8684             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8685     }
8686
8687     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8688 }
8689
8690 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8691     NSString *context([alert context]);
8692
8693     if ([context isEqualToString:@"source"]) {
8694         switch (button) {
8695             case 1: {
8696                 NSString *href = [[alert textField] text];
8697                 href = VerifySource(href);
8698                 if (href == nil)
8699                     break;
8700                 href_ = href;
8701
8702                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8703                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8704
8705                 cydia_ = false;
8706
8707                 // XXX: this is stupid
8708                 hud_ = [delegate_ addProgressHUD];
8709                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8710                 [delegate_ retainNetworkActivityIndicator];
8711             } break;
8712
8713             case 0:
8714             break;
8715
8716             _nodefault
8717         }
8718
8719         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8720     } else if ([context isEqualToString:@"trivial"])
8721         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8722     else if ([context isEqualToString:@"urlerror"])
8723         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8724     else if ([context isEqualToString:@"warning"]) {
8725         switch (button) {
8726             case 1:
8727                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8728             break;
8729
8730             case 0:
8731             break;
8732
8733             _nodefault
8734         }
8735
8736         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8737     }
8738 }
8739
8740 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8741     BOOL editing([list_ isEditing]);
8742
8743     if (editing)
8744         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8745             initWithTitle:UCLocalize("ADD")
8746             style:UIBarButtonItemStylePlain
8747             target:self
8748             action:@selector(addButtonClicked)
8749         ] autorelease] animated:animated];
8750     else if ([delegate_ updating])
8751         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8752             initWithTitle:UCLocalize("CANCEL")
8753             style:UIBarButtonItemStyleDone
8754             target:self
8755             action:@selector(cancelButtonClicked)
8756         ] autorelease] animated:animated];
8757     else
8758         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8759             initWithTitle:UCLocalize("REFRESH")
8760             style:UIBarButtonItemStylePlain
8761             target:self
8762             action:@selector(refreshButtonClicked)
8763         ] autorelease] animated:animated];
8764
8765     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8766         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8767         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8768         target:self
8769         action:@selector(editButtonClicked)
8770     ] autorelease] animated:animated];
8771 }
8772
8773 - (void) loadView {
8774     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8775     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8776     [list_ setRowHeight:53];
8777     [(UITableView *) list_ setDataSource:self];
8778     [list_ setDelegate:self];
8779     [self setView:list_];
8780 }
8781
8782 - (void) viewDidLoad {
8783     [super viewDidLoad];
8784
8785     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8786     [self updateButtonsForEditingStatusAnimated:NO];
8787 }
8788
8789 - (void) viewWillAppear:(BOOL)animated {
8790     [super viewWillAppear:animated];
8791
8792     [list_ setEditing:NO];
8793     [self updateButtonsForEditingStatusAnimated:NO];
8794 }
8795
8796 - (void) releaseSubviews {
8797     list_ = nil;
8798
8799     sources_ = nil;
8800
8801     [super releaseSubviews];
8802 }
8803
8804 - (id) initWithDatabase:(Database *)database {
8805     if ((self = [super init]) != nil) {
8806         database_ = database;
8807     } return self;
8808 }
8809
8810 - (void) reloadData {
8811     [super reloadData];
8812     [self updateButtonsForEditingStatusAnimated:YES];
8813
8814 @synchronized (database_) {
8815     era_ = [database_ era];
8816
8817     sources_ = [NSMutableArray arrayWithCapacity:16];
8818     [sources_ addObjectsFromArray:[database_ sources]];
8819     _trace();
8820     [sources_ sortUsingSelector:@selector(compareByName:)];
8821     _trace();
8822
8823     int count([sources_ count]);
8824     offset_ = 0;
8825     for (int i = 0; i != count; i++) {
8826         if ([[sources_ objectAtIndex:i] record] == nil)
8827             break;
8828         offset_++;
8829     }
8830
8831     [list_ reloadData];
8832 } }
8833
8834 - (void) showAddSourcePrompt {
8835     UIAlertView *alert = [[[UIAlertView alloc]
8836         initWithTitle:UCLocalize("ENTER_APT_URL")
8837         message:nil
8838         delegate:self
8839         cancelButtonTitle:UCLocalize("CANCEL")
8840         otherButtonTitles:
8841             UCLocalize("ADD_SOURCE"),
8842         nil
8843     ] autorelease];
8844
8845     [alert setContext:@"source"];
8846
8847     [alert setNumberOfRows:1];
8848     [alert addTextFieldWithValue:@"http://" label:@""];
8849
8850     UITextInputTraits *traits = [[alert textField] textInputTraits];
8851     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8852     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8853     [traits setKeyboardType:UIKeyboardTypeURL];
8854     // XXX: UIReturnKeyDone
8855     [traits setReturnKeyType:UIReturnKeyNext];
8856
8857     [alert show];
8858 }
8859
8860 - (void) addButtonClicked {
8861     [self showAddSourcePrompt];
8862 }
8863
8864 - (void) refreshButtonClicked {
8865     if ([delegate_ requestUpdate])
8866         [self updateButtonsForEditingStatusAnimated:YES];
8867 }
8868
8869 - (void) cancelButtonClicked {
8870     [delegate_ cancelUpdate];
8871 }
8872
8873 - (void) editButtonClicked {
8874     [list_ setEditing:![list_ isEditing] animated:YES];
8875     [self updateButtonsForEditingStatusAnimated:YES];
8876 }
8877
8878 @end
8879 /* }}} */
8880
8881 /* Stash Controller {{{ */
8882 @interface StashController : CyteViewController {
8883     _H<UIActivityIndicatorView> spinner_;
8884     _H<UILabel> status_;
8885     _H<UILabel> caption_;
8886 }
8887
8888 @end
8889
8890 @implementation StashController
8891
8892 - (void) loadView {
8893     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8894     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8895     [self setView:view];
8896
8897     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8898
8899     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8900     CGRect spinrect = [spinner_ frame];
8901     spinrect.origin.x = Retina([[self view] frame].size.width / 2 - spinrect.size.width / 2);
8902     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8903     [spinner_ setFrame:spinrect];
8904     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8905     [view addSubview:spinner_];
8906     [spinner_ startAnimating];
8907
8908     CGRect captrect;
8909     captrect.size.width = [[self view] frame].size.width;
8910     captrect.size.height = 40.0f;
8911     captrect.origin.x = 0;
8912     captrect.origin.y = Retina([[self view] frame].size.height / 2 - captrect.size.height * 2);
8913     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8914     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8915     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8916     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8917     [caption_ setTextColor:[UIColor whiteColor]];
8918     [caption_ setBackgroundColor:[UIColor clearColor]];
8919     [caption_ setShadowColor:[UIColor blackColor]];
8920     [caption_ setTextAlignment:NSTextAlignmentCenter];
8921     [view addSubview:caption_];
8922
8923     CGRect statusrect;
8924     statusrect.size.width = [[self view] frame].size.width;
8925     statusrect.size.height = 30.0f;
8926     statusrect.origin.x = 0;
8927     statusrect.origin.y = Retina([[self view] frame].size.height / 2 - statusrect.size.height);
8928     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8929     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8930     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8931     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8932     [status_ setTextColor:[UIColor whiteColor]];
8933     [status_ setBackgroundColor:[UIColor clearColor]];
8934     [status_ setShadowColor:[UIColor blackColor]];
8935     [status_ setTextAlignment:NSTextAlignmentCenter];
8936     [view addSubview:status_];
8937 }
8938
8939 - (void) releaseSubviews {
8940     spinner_ = nil;
8941     status_ = nil;
8942     caption_ = nil;
8943
8944     [super releaseSubviews];
8945 }
8946
8947 @end
8948 /* }}} */
8949
8950 @interface CYURLCache : SDURLCache {
8951 }
8952
8953 @end
8954
8955 @implementation CYURLCache
8956
8957 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8958 #if !ForRelease
8959     if (false);
8960     else if ([event isEqualToString:@"no-cache"])
8961         event = @"!!!";
8962     else if ([event isEqualToString:@"store"])
8963         event = @">>>";
8964     else if ([event isEqualToString:@"invalid"])
8965         event = @"???";
8966     else if ([event isEqualToString:@"memory"])
8967         event = @"mem";
8968     else if ([event isEqualToString:@"disk"])
8969         event = @"ssd";
8970     else if ([event isEqualToString:@"miss"])
8971         event = @"---";
8972
8973     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8974 #endif
8975 }
8976
8977 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8978     if (NSURLResponse *response = [cached response])
8979         if (NSString *mime = [response MIMEType])
8980             if ([mime isEqualToString:@"text/cache-manifest"]) {
8981                 NSURL *url([response URL]);
8982
8983 #if !ForRelease
8984                 NSLog(@"###: %@", [url absoluteString]);
8985 #endif
8986
8987                 @synchronized (HostConfig_) {
8988                     [CachedURLs_ addObject:url];
8989                 }
8990             }
8991
8992     [super storeCachedResponse:cached forRequest:request];
8993 }
8994
8995 - (void) createDiskCachePath {
8996     [super createDiskCachePath];
8997 }
8998
8999 @end
9000
9001 @interface Cydia : UIApplication <
9002     ConfirmationControllerDelegate,
9003     DatabaseDelegate,
9004     CydiaDelegate
9005 > {
9006     _H<UIWindow> window_;
9007     _H<CydiaTabBarController> tabbar_;
9008     _H<CyteTabBarController> emulated_;
9009     _H<AppCacheController> appcache_;
9010
9011     _H<NSMutableArray> essential_;
9012     _H<NSMutableArray> broken_;
9013
9014     Database *database_;
9015
9016     _H<NSURL> starturl_;
9017
9018     unsigned locked_;
9019     unsigned activity_;
9020
9021     _H<StashController> stash_;
9022
9023     bool loaded_;
9024 }
9025
9026 - (void) loadData;
9027
9028 @end
9029
9030 @implementation Cydia
9031
9032 - (void) lockSuspend {
9033     if (locked_++ == 0) {
9034         if ($SBSSetInterceptsMenuButtonForever != NULL)
9035             (*$SBSSetInterceptsMenuButtonForever)(true);
9036
9037         [self setIdleTimerDisabled:YES];
9038     }
9039 }
9040
9041 - (void) unlockSuspend {
9042     if (--locked_ == 0) {
9043         [self setIdleTimerDisabled:NO];
9044
9045         if ($SBSSetInterceptsMenuButtonForever != NULL)
9046             (*$SBSSetInterceptsMenuButtonForever)(false);
9047     }
9048 }
9049
9050 - (void) beginUpdate {
9051     [tabbar_ beginUpdate];
9052 }
9053
9054 - (void) cancelUpdate {
9055     [tabbar_ cancelUpdate];
9056 }
9057
9058 - (bool) requestUpdate {
9059     if (IsReachable("cydia.saurik.com")) {
9060         [self beginUpdate];
9061         return true;
9062     } else {
9063         UIAlertView *alert = [[[UIAlertView alloc]
9064             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
9065             message:@"Host Unreachable" // XXX: Localize
9066             delegate:self
9067             cancelButtonTitle:UCLocalize("OK")
9068             otherButtonTitles:nil
9069         ] autorelease];
9070
9071         [alert setContext:@"norefresh"];
9072         [alert show];
9073
9074         return false;
9075     }
9076 }
9077
9078 - (BOOL) updating {
9079     return [tabbar_ updating];
9080 }
9081
9082 - (void) _loaded {
9083     if ([broken_ count] != 0) {
9084         int count = [broken_ count];
9085
9086         UIAlertView *alert = [[[UIAlertView alloc]
9087             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9088             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9089             delegate:self
9090             cancelButtonTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("FORCIBLY_CLEAR"), UCLocalize("UNSAFE")]
9091             otherButtonTitles:
9092                 UCLocalize("TEMPORARY_IGNORE"),
9093             nil
9094         ] autorelease];
9095
9096         [alert setContext:@"fixhalf"];
9097         [alert setNumberOfRows:2];
9098         [alert show];
9099     } else if (!Ignored_ && [essential_ count] != 0) {
9100         int count = [essential_ count];
9101
9102         UIAlertView *alert = [[[UIAlertView alloc]
9103             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9104             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9105             delegate:self
9106             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9107             otherButtonTitles:
9108                 UCLocalize("UPGRADE_ESSENTIAL"),
9109                 UCLocalize("COMPLETE_UPGRADE"),
9110             nil
9111         ] autorelease];
9112
9113         [alert setContext:@"upgrade"];
9114         [alert show];
9115     }
9116 }
9117
9118 - (void) returnToCydia {
9119     [self _loaded];
9120 }
9121
9122 - (void) reloadSpringBoard {
9123     if (kCFCoreFoundationVersionNumber >= 700) // XXX: iOS 6.x
9124         system("/bin/launchctl stop com.apple.backboardd");
9125     else
9126         system("/bin/launchctl stop com.apple.SpringBoard");
9127     sleep(15);
9128     system("/usr/bin/killall backboardd SpringBoard");
9129 }
9130
9131 - (void) _saveConfig {
9132     SaveConfig(database_);
9133 }
9134
9135 // Navigation controller for the queuing badge.
9136 - (UINavigationController *) queueNavigationController {
9137     NSArray *controllers = [tabbar_ viewControllers];
9138     return [controllers objectAtIndex:3];
9139 }
9140
9141 - (void) unloadData {
9142     [tabbar_ unloadData];
9143 }
9144
9145 - (void) _updateData {
9146     [self _saveConfig];
9147     [self unloadData];
9148
9149     UINavigationController *navigation = [self queueNavigationController];
9150
9151     id queuedelegate = nil;
9152     if ([[navigation viewControllers] count] > 0)
9153         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9154
9155     [queuedelegate queueStatusDidChange];
9156     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9157 }
9158
9159 - (void) _refreshIfPossible {
9160     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9161
9162     NSDate *update([[NSDictionary dictionaryWithContentsOfFile:@ CacheState_] objectForKey:@"LastUpdate"]);
9163
9164     bool recently = false;
9165     if (update != nil) {
9166         NSTimeInterval interval([update timeIntervalSinceNow]);
9167         if (interval > -(15*60))
9168             recently = true;
9169     }
9170
9171     // Don't automatic refresh if:
9172     //  - We already refreshed recently.
9173     //  - We already auto-refreshed this launch.
9174     //  - Auto-refresh is disabled.
9175     //  - Cydia's server is not reachable
9176     if (recently || loaded_ || ManualRefresh || !IsReachable("cydia.saurik.com")) {
9177         // If we are cancelling, we need to make sure it knows it's already loaded.
9178         loaded_ = true;
9179
9180         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9181     } else {
9182         // We are going to load, so remember that.
9183         loaded_ = true;
9184
9185         [tabbar_ performSelectorOnMainThread:@selector(beginUpdate) withObject:nil waitUntilDone:NO];
9186     }
9187
9188     [pool release];
9189 }
9190
9191 - (void) refreshIfPossible {
9192     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible) toTarget:self withObject:nil];
9193 }
9194
9195 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9196 _profile(reloadDataWithInvocation)
9197 @synchronized (self) {
9198     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9199     if (hud != nil)
9200         [hud setText:UCLocalize("RELOADING_DATA")];
9201
9202     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9203
9204     size_t changes(0);
9205
9206     [essential_ removeAllObjects];
9207     [broken_ removeAllObjects];
9208
9209     _profile(reloadDataWithInvocation$Essential)
9210     NSArray *packages([database_ packages]);
9211     for (Package *package in packages) {
9212         if ([package half])
9213             [broken_ addObject:package];
9214         if ([package upgradableAndEssential:YES] && ![package ignored]) {
9215             if ([package essential] && [package installed] != nil)
9216                 [essential_ addObject:package];
9217             ++changes;
9218         }
9219     }
9220     _end
9221
9222     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9223     if (changes != 0) {
9224         _trace();
9225         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9226         [changesItem setBadgeValue:badge];
9227         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9228         [self setApplicationIconBadgeNumber:changes];
9229     } else {
9230         _trace();
9231         [changesItem setBadgeValue:nil];
9232         [changesItem setAnimatedBadge:NO];
9233         [self setApplicationIconBadgeNumber:0];
9234     }
9235
9236     Queuing_ = false;
9237     [self _updateData];
9238
9239     if (hud != nil)
9240         [self removeProgressHUD:hud];
9241 }
9242 _end
9243
9244     PrintTimes();
9245 }
9246
9247 - (void) updateData {
9248     [self _updateData];
9249 }
9250
9251 - (void) updateDataAndLoad {
9252     [self _updateData];
9253     if ([database_ progressDelegate] == nil)
9254         [self _loaded];
9255 }
9256
9257 - (void) update_ {
9258     [database_ update];
9259     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9260 }
9261
9262 - (void) disemulate {
9263     if (emulated_ == nil)
9264         return;
9265
9266     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9267         [window_ setRootViewController:tabbar_];
9268     else {
9269         [window_ addSubview:[tabbar_ view]];
9270         [[emulated_ view] removeFromSuperview];
9271     }
9272
9273     emulated_ = nil;
9274     [window_ setUserInteractionEnabled:YES];
9275 }
9276
9277 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9278     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9279
9280     UIViewController *parent;
9281     if (emulated_ == nil)
9282         parent = tabbar_;
9283     else if (!force)
9284         parent = emulated_;
9285     else {
9286         [self disemulate];
9287         parent = tabbar_;
9288     }
9289
9290     if (IsWildcat_)
9291         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9292     [parent presentModalViewController:navigation animated:YES];
9293 }
9294
9295 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9296     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9297
9298     if (navigation != nil)
9299         [navigation pushViewController:progress animated:YES];
9300     else
9301         [self presentModalViewController:progress force:YES];
9302
9303     [progress invoke:invocation withTitle:title];
9304     return progress;
9305 }
9306
9307 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9308     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9309 }
9310
9311 - (void) repairWithInvocation:(NSInvocation *)invocation {
9312     _trace();
9313     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9314     _trace();
9315 }
9316
9317 - (void) repairWithSelector:(SEL)selector {
9318     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9319 }
9320
9321 - (void) reloadData {
9322     [self reloadDataWithInvocation:nil];
9323     if ([database_ progressDelegate] == nil)
9324         [self _loaded];
9325 }
9326
9327 - (void) syncData {
9328     [self _saveConfig];
9329     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9330 }
9331
9332 - (void) addSource:(NSDictionary *) source {
9333     CydiaAddSource(source);
9334 }
9335
9336 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9337     CydiaAddSource(href, distribution, sections);
9338 }
9339
9340 // XXX: this method should not return anything
9341 - (BOOL) addTrivialSource:(NSString *)href {
9342     CydiaAddSource(href, @"./");
9343     return YES;
9344 }
9345
9346 - (void) resolve {
9347     pkgProblemResolver *resolver = [database_ resolver];
9348
9349     resolver->InstallProtect();
9350     if (!resolver->Resolve(true))
9351         _error->Discard();
9352 }
9353
9354 - (bool) perform {
9355     // XXX: this is a really crappy way of doing this.
9356     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9357     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9358     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9359     if ([tabbar_ updating])
9360         [tabbar_ cancelUpdate];
9361
9362     if (![database_ prepare])
9363         return false;
9364
9365     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9366     [page setDelegate:self];
9367     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9368
9369     if (IsWildcat_)
9370         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9371     [tabbar_ presentModalViewController:confirm_ animated:YES];
9372
9373     return true;
9374 }
9375
9376 - (void) queue {
9377     @synchronized (self) {
9378         [self perform];
9379     }
9380 }
9381
9382 - (void) clearPackage:(Package *)package {
9383     @synchronized (self) {
9384         [package clear];
9385         [self resolve];
9386         [self perform];
9387     }
9388 }
9389
9390 - (void) installPackages:(NSArray *)packages {
9391     @synchronized (self) {
9392         for (Package *package in packages)
9393             [package install];
9394         [self resolve];
9395         [self perform];
9396     }
9397 }
9398
9399 - (void) installPackage:(Package *)package {
9400     @synchronized (self) {
9401         [package install];
9402         [self resolve];
9403         [self perform];
9404     }
9405 }
9406
9407 - (void) removePackage:(Package *)package {
9408     @synchronized (self) {
9409         [package remove];
9410         [self resolve];
9411         [self perform];
9412     }
9413 }
9414
9415 - (void) distUpgrade {
9416     @synchronized (self) {
9417         if (![database_ upgrade])
9418             return;
9419         [self perform];
9420     }
9421 }
9422
9423 - (void) _uicache {
9424     _trace();
9425     system("/usr/bin/uicache");
9426     _trace();
9427 }
9428
9429 - (void) uicache {
9430     UIProgressHUD *hud([self addProgressHUD]);
9431     [hud setText:UCLocalize("LOADING")];
9432     [self yieldToSelector:@selector(_uicache)];
9433     [self removeProgressHUD:hud];
9434 }
9435
9436 - (void) perform_ {
9437     [database_ perform];
9438     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9439     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9440 }
9441
9442 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9443     Queuing_ = false;
9444     [self lockSuspend];
9445     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9446     [self unlockSuspend];
9447 }
9448
9449 - (void) retainNetworkActivityIndicator {
9450     if (activity_++ == 0)
9451         [self setNetworkActivityIndicatorVisible:YES];
9452
9453 #if TraceLogging
9454     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9455 #endif
9456 }
9457
9458 - (void) releaseNetworkActivityIndicator {
9459     if (--activity_ == 0)
9460         [self setNetworkActivityIndicatorVisible:NO];
9461
9462 #if TraceLogging
9463     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9464 #endif
9465
9466 }
9467
9468 - (void) cancelAndClear:(bool)clear {
9469     @synchronized (self) {
9470         if (clear) {
9471             [database_ clear];
9472             Queuing_ = false;
9473         } else {
9474             Queuing_ = true;
9475         }
9476
9477         [self _updateData];
9478     }
9479 }
9480
9481 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9482     NSString *context([alert context]);
9483
9484     if ([context isEqualToString:@"conffile"]) {
9485         FILE *input = [database_ input];
9486         if (button == [alert cancelButtonIndex])
9487             fprintf(input, "N\n");
9488         else if (button == [alert firstOtherButtonIndex])
9489             fprintf(input, "Y\n");
9490         fflush(input);
9491
9492         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9493     } else if ([context isEqualToString:@"fixhalf"]) {
9494         if (button == [alert cancelButtonIndex]) {
9495             @synchronized (self) {
9496                 for (Package *broken in (id) broken_) {
9497                     [broken remove];
9498                     NSString *id(ShellEscape([broken id]));
9499                     system([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /bin/rm -f"
9500                         " /var/lib/dpkg/info/%@.prerm"
9501                         " /var/lib/dpkg/info/%@.postrm"
9502                         " /var/lib/dpkg/info/%@.preinst"
9503                         " /var/lib/dpkg/info/%@.postinst"
9504                         " /var/lib/dpkg/info/%@.extrainst_"
9505                     "", id, id, id, id, id] UTF8String]);
9506                 }
9507
9508                 [self resolve];
9509                 [self perform];
9510             }
9511         } else if (button == [alert firstOtherButtonIndex]) {
9512             [broken_ removeAllObjects];
9513             [self _loaded];
9514         }
9515
9516         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9517     } else if ([context isEqualToString:@"upgrade"]) {
9518         if (button == [alert firstOtherButtonIndex]) {
9519             @synchronized (self) {
9520                 for (Package *essential in (id) essential_)
9521                     [essential install];
9522
9523                 [self resolve];
9524                 [self perform];
9525             }
9526         } else if (button == [alert firstOtherButtonIndex] + 1) {
9527             [self distUpgrade];
9528         } else if (button == [alert cancelButtonIndex]) {
9529             Ignored_ = YES;
9530         }
9531
9532         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9533     }
9534 }
9535
9536 - (void) system:(NSString *)command {
9537     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9538
9539     _trace();
9540     system([command UTF8String]);
9541     _trace();
9542
9543     [pool release];
9544 }
9545
9546 - (void) applicationWillSuspend {
9547     [database_ clean];
9548     [super applicationWillSuspend];
9549 }
9550
9551 - (BOOL) isSafeToSuspend {
9552     if (locked_ != 0) {
9553 #if !ForRelease
9554         NSLog(@"isSafeToSuspend: locked_ != 0");
9555 #endif
9556         return false;
9557     }
9558
9559     if ([tabbar_ modalViewController] != nil)
9560         return false;
9561
9562     // Use external process status API internally.
9563     // This is probably a really bad idea.
9564     // XXX: what is the point of this? does this solve anything at all?
9565     uint64_t status = 0;
9566     int notify_token;
9567     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9568         notify_get_state(notify_token, &status);
9569         notify_cancel(notify_token);
9570     }
9571
9572     if (status != 0) {
9573 #if !ForRelease
9574         NSLog(@"isSafeToSuspend: status != 0");
9575 #endif
9576         return false;
9577     }
9578
9579 #if !ForRelease
9580     NSLog(@"isSafeToSuspend: -> true");
9581 #endif
9582     return true;
9583 }
9584
9585 - (void) suspendReturningToLastApp:(BOOL)returning {
9586     if ([self isSafeToSuspend])
9587         [super suspendReturningToLastApp:returning];
9588 }
9589
9590 - (void) suspend {
9591     if ([self isSafeToSuspend])
9592         [super suspend];
9593 }
9594
9595 - (void) applicationSuspend {
9596     if ([self isSafeToSuspend])
9597         [super applicationSuspend];
9598 }
9599
9600 - (void) applicationSuspend:(__GSEvent *)event {
9601     if ([self isSafeToSuspend])
9602         [super applicationSuspend:event];
9603 }
9604
9605 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9606     if ([self isSafeToSuspend])
9607         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9608 }
9609
9610 - (void) _setSuspended:(BOOL)value {
9611     if ([self isSafeToSuspend])
9612         [super _setSuspended:value];
9613 }
9614
9615 - (UIProgressHUD *) addProgressHUD {
9616     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9617     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9618
9619     [window_ setUserInteractionEnabled:NO];
9620
9621     UIViewController *target(tabbar_);
9622     if (UIViewController *modal = [target modalViewController])
9623         target = modal;
9624
9625     [hud showInView:[target view]];
9626
9627     [self lockSuspend];
9628     return hud;
9629 }
9630
9631 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9632     [self unlockSuspend];
9633     [hud hide];
9634     [hud removeFromSuperview];
9635     [window_ setUserInteractionEnabled:YES];
9636 }
9637
9638 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9639     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9640 }
9641
9642 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9643     NSString *scheme([[url scheme] lowercaseString]);
9644     if ([[url absoluteString] length] <= [scheme length] + 3)
9645         return nil;
9646     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9647     NSArray *components([path componentsSeparatedByString:@"/"]);
9648
9649     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9650         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9651         if (controller != nil)
9652             [controller setDelegate:self];
9653         return controller;
9654     }
9655
9656     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9657         return nil;
9658
9659     NSString *base([components objectAtIndex:0]);
9660
9661     CyteViewController *controller = nil;
9662
9663     if ([base isEqualToString:@"url"]) {
9664         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9665         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9666         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9667     } else if (!external && [components count] == 1) {
9668         if ([base isEqualToString:@"sources"]) {
9669             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9670         }
9671
9672         if ([base isEqualToString:@"home"]) {
9673             controller = [[[HomeController alloc] init] autorelease];
9674         }
9675
9676         if ([base isEqualToString:@"sections"]) {
9677             controller = [[[SectionsController alloc] initWithDatabase:database_ source:nil] autorelease];
9678         }
9679
9680         if ([base isEqualToString:@"search"]) {
9681             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9682         }
9683
9684         if ([base isEqualToString:@"changes"]) {
9685             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9686         }
9687
9688         if ([base isEqualToString:@"installed"]) {
9689             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9690         }
9691     } else if ([components count] == 2) {
9692         NSString *argument = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9693
9694         if ([base isEqualToString:@"package"]) {
9695             controller = [self pageForPackage:argument withReferrer:referrer];
9696         }
9697
9698         if (!external && [base isEqualToString:@"search"]) {
9699             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9700         }
9701
9702         if (!external && [base isEqualToString:@"sections"]) {
9703             if ([argument isEqualToString:@"all"] || [argument isEqualToString:@"*"])
9704                 argument = nil;
9705             controller = [[[SectionController alloc] initWithDatabase:database_ source:nil section:argument] autorelease];
9706         }
9707
9708         if ([base isEqualToString:@"sources"]) {
9709             if ([argument isEqualToString:@"add"]) {
9710                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9711                 [(SourcesController *)controller showAddSourcePrompt];
9712             } else {
9713                 Source *source([database_ sourceWithKey:argument]);
9714                 controller = [[[SectionsController alloc] initWithDatabase:database_ source:source] autorelease];
9715             }
9716         }
9717
9718         if (!external && [base isEqualToString:@"launch"]) {
9719             [self launchApplicationWithIdentifier:argument suspended:NO];
9720             return nil;
9721         }
9722     } else if (!external && [components count] == 3) {
9723         NSString *arg1 = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9724         NSString *arg2 = [[components objectAtIndex:2] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9725
9726         if ([base isEqualToString:@"package"]) {
9727             if ([arg2 isEqualToString:@"settings"]) {
9728                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9729             } else if ([arg2 isEqualToString:@"files"]) {
9730                 if (Package *package = [database_ packageWithName:arg1]) {
9731                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9732                     [(FileTable *)controller setPackage:package];
9733                 }
9734             }
9735         }
9736
9737         if ([base isEqualToString:@"sections"]) {
9738             Source *source([arg1 isEqualToString:@"*"] ? nil : [database_ sourceWithKey:arg1]);
9739             NSString *section([arg2 isEqualToString:@"*"] ? nil : arg2);
9740             controller = [[[SectionController alloc] initWithDatabase:database_ source:source section:section] autorelease];
9741         }
9742     }
9743
9744     [controller setDelegate:self];
9745     return controller;
9746 }
9747
9748 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9749     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
9750
9751     if (page != nil)
9752         [tabbar_ setUnselectedViewController:page];
9753
9754     return page != nil;
9755 }
9756
9757 - (void) applicationOpenURL:(NSURL *)url {
9758     [super applicationOpenURL:url];
9759
9760     if (!loaded_)
9761         starturl_ = url;
9762     else
9763         [self openCydiaURL:url forExternal:YES];
9764 }
9765
9766 - (void) applicationWillResignActive:(UIApplication *)application {
9767     // Stop refreshing if you get a phone call or lock the device.
9768     if ([tabbar_ updating])
9769         [tabbar_ cancelUpdate];
9770
9771     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9772         [super applicationWillResignActive:application];
9773 }
9774
9775 - (void) saveState {
9776     [[NSDictionary dictionaryWithObjectsAndKeys:
9777         @"InterfaceState", [tabbar_ navigationURLCollection],
9778         @"LastClosed", [NSDate date],
9779         @"InterfaceIndex", [NSNumber numberWithInt:[tabbar_ selectedIndex]],
9780     nil] writeToFile:@ SavedState_ atomically:YES];
9781
9782     [self _saveConfig];
9783 }
9784
9785 - (void) applicationWillTerminate:(UIApplication *)application {
9786     [self saveState];
9787 }
9788
9789 - (void) applicationDidEnterBackground:(UIApplication *)application {
9790     if (kCFCoreFoundationVersionNumber < 1000 && [self isSafeToSuspend])
9791         return [self terminateWithSuccess];
9792     Backgrounded_ = [NSDate date];
9793     [self saveState];
9794 }
9795
9796 - (void) applicationWillEnterForeground:(UIApplication *)application {
9797     if (Backgrounded_ == nil)
9798         return;
9799
9800     NSTimeInterval interval([Backgrounded_ timeIntervalSinceNow]);
9801
9802     if (interval <= -(30*60)) {
9803         [tabbar_ setSelectedIndex:0];
9804         [[[tabbar_ viewControllers] objectAtIndex:0] popToRootViewControllerAnimated:NO];
9805     }
9806
9807     if (interval <= -(15*60)) {
9808         if (IsReachable("cydia.saurik.com")) {
9809             [tabbar_ beginUpdate];
9810             [appcache_ reloadURLWithCache:YES];
9811         }
9812     }
9813
9814     if ([database_ delocked])
9815         [self reloadData];
9816 }
9817
9818 - (void) setConfigurationData:(NSString *)data {
9819     static RegEx conffile_r("'(.*)' '(.*)' ([01]) ([01])");
9820
9821     if (!conffile_r(data)) {
9822         lprintf("E:invalid conffile\n");
9823         return;
9824     }
9825
9826     NSString *ofile = conffile_r[1];
9827     //NSString *nfile = conffile_r[2];
9828
9829     UIAlertView *alert = [[[UIAlertView alloc]
9830         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9831         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9832         delegate:self
9833         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9834         otherButtonTitles:
9835             UCLocalize("ACCEPT_NEW_COPY"),
9836             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9837         nil
9838     ] autorelease];
9839
9840     [alert setContext:@"conffile"];
9841     [alert setNumberOfRows:2];
9842     [alert show];
9843 }
9844
9845 - (void) addStashController {
9846     [self lockSuspend];
9847     stash_ = [[[StashController alloc] init] autorelease];
9848     [window_ addSubview:[stash_ view]];
9849 }
9850
9851 - (void) removeStashController {
9852     [[stash_ view] removeFromSuperview];
9853     stash_ = nil;
9854     [self unlockSuspend];
9855 }
9856
9857 - (void) stash {
9858     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9859     UpdateExternalStatus(1);
9860     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/cydo /usr/libexec/cydia/free.sh"];
9861     UpdateExternalStatus(0);
9862
9863     [self removeStashController];
9864     [self reloadSpringBoard];
9865 }
9866
9867 - (void) setupViewControllers {
9868     tabbar_ = [[[CydiaTabBarController alloc] initWithDatabase:database_] autorelease];
9869
9870     NSMutableArray *items;
9871     if (kCFCoreFoundationVersionNumber < 800) {
9872         items = [NSMutableArray arrayWithObjects:
9873             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home.png"] tag:0] autorelease],
9874             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install.png"] tag:0] autorelease],
9875             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes.png"] tag:0] autorelease],
9876             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage.png"] tag:0] autorelease],
9877             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search.png"] tag:0] autorelease],
9878         nil];
9879     } else {
9880         items = [NSMutableArray arrayWithObjects:
9881             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home7.png"] selectedImage:[UIImage imageNamed:@"home7s.png"]] autorelease],
9882             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install7.png"] selectedImage:[UIImage imageNamed:@"install7s.png"]] autorelease],
9883             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes7.png"] selectedImage:[UIImage imageNamed:@"changes7s.png"]] autorelease],
9884             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage7.png"] selectedImage:[UIImage imageNamed:@"manage7s.png"]] autorelease],
9885             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search7.png"] selectedImage:[UIImage imageNamed:@"search7s.png"]] autorelease],
9886         nil];
9887     }
9888
9889     NSMutableArray *controllers([NSMutableArray array]);
9890     for (UITabBarItem *item in items) {
9891         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9892         [controller setTabBarItem:item];
9893         [controllers addObject:controller];
9894     }
9895     [tabbar_ setViewControllers:controllers];
9896
9897     [tabbar_ setUpdateDelegate:self];
9898 }
9899
9900 - (void) _sendMemoryWarningNotification {
9901     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
9902         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
9903     else
9904         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9905 }
9906
9907 - (void) _sendMemoryWarningNotifications {
9908     while (true) {
9909         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9910         sleep(2);
9911         //usleep(2000000);
9912     }
9913 }
9914
9915 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
9916     NSLog(@"--");
9917     [[NSURLCache sharedURLCache] removeAllCachedResponses];
9918 }
9919
9920 - (void) applicationDidFinishLaunching:(id)unused {
9921     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9922
9923 _trace();
9924     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9925         [self setApplicationSupportsShakeToEdit:NO];
9926
9927     @synchronized (HostConfig_) {
9928         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9929     }
9930
9931     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9932         initWithMemoryCapacity:524288
9933         diskCapacity:10485760
9934         diskPath:Cache("SDURLCache")
9935     ] autorelease]];
9936
9937     [CydiaWebViewController _initialize];
9938
9939     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9940
9941     // this would disallow http{,s} URLs from accessing this data
9942     //[WebView registerURLSchemeAsLocal:@"cydia"];
9943
9944     Font12_ = [UIFont systemFontOfSize:12];
9945     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9946     Font14_ = [UIFont systemFontOfSize:14];
9947     Font18_ = [UIFont systemFontOfSize:18];
9948     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9949     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9950
9951     essential_ = [NSMutableArray arrayWithCapacity:4];
9952     broken_ = [NSMutableArray arrayWithCapacity:4];
9953
9954     // XXX: I really need this thing... like, seriously... I'm sorry
9955     appcache_ = [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] autorelease];
9956     [appcache_ reloadData];
9957
9958     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9959     [window_ orderFront:self];
9960     [window_ makeKey:self];
9961     [window_ setHidden:NO];
9962
9963     if (access("/.cydia_no_stash", F_OK) == 0);
9964     else {
9965
9966     if (false) stash: {
9967         [self addStashController];
9968         // XXX: this would be much cleaner as a yieldToSelector:
9969         // that way the removeStashController could happen right here inline
9970         // we also could no longer require the useless stash_ field anymore
9971         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9972         return;
9973     }
9974
9975     struct stat root;
9976     int error(stat("/", &root));
9977     _assert(error != -1);
9978
9979     #define Stash_(path) do { \
9980         struct stat folder; \
9981         int error(lstat((path), &folder)); \
9982         if (error != -1 && ( \
9983             folder.st_dev == root.st_dev && \
9984             S_ISDIR(folder.st_mode) \
9985         ) || error == -1 && ( \
9986             errno == ENOENT || \
9987             errno == ENOTDIR \
9988         )) goto stash; \
9989     } while (false)
9990
9991     Stash_("/Applications");
9992     Stash_("/Library/Ringtones");
9993     Stash_("/Library/Wallpaper");
9994     //Stash_("/usr/bin");
9995     Stash_("/usr/include");
9996     Stash_("/usr/share");
9997     //Stash_("/var/lib");
9998
9999     }
10000
10001     database_ = [Database sharedInstance];
10002     [database_ setDelegate:self];
10003
10004     [window_ setUserInteractionEnabled:NO];
10005     [self setupViewControllers];
10006
10007     CydiaLoadingViewController *loading([[[CydiaLoadingViewController alloc] init] autorelease]);
10008     UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
10009     [navigation setViewControllers:[NSArray arrayWithObject:loading]];
10010
10011     emulated_ = [[[CyteTabBarController alloc] init] autorelease];
10012     [emulated_ setViewControllers:[NSArray arrayWithObject:navigation]];
10013     [emulated_ setSelectedIndex:0];
10014
10015     if ([emulated_ respondsToSelector:@selector(concealTabBarSelection)])
10016         [emulated_ concealTabBarSelection];
10017
10018     if ([window_ respondsToSelector:@selector(setRootViewController:)])
10019         [window_ setRootViewController:emulated_];
10020     else
10021         [window_ addSubview:[emulated_ view]];
10022
10023     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
10024 _trace();
10025 }
10026
10027 - (NSArray *) defaultStartPages {
10028     NSMutableArray *standard = [NSMutableArray array];
10029     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
10030     [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
10031     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
10032     [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
10033     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
10034     return standard;
10035 }
10036
10037 - (void) loadData {
10038 _trace();
10039     if ([emulated_ modalViewController] != nil)
10040         [emulated_ dismissModalViewControllerAnimated:YES];
10041     [window_ setUserInteractionEnabled:NO];
10042
10043     [self reloadDataWithInvocation:nil];
10044     [self refreshIfPossible];
10045     [self disemulate];
10046
10047     NSDictionary *state([NSDictionary dictionaryWithContentsOfFile:@ SavedState_]);
10048
10049     int savedIndex = [[state objectForKey:@"InterfaceIndex"] intValue];
10050     NSArray *saved = [[[state objectForKey:@"InterfaceState"] mutableCopy] autorelease];
10051     int standardIndex = 0;
10052     NSArray *standard = [self defaultStartPages];
10053
10054     BOOL valid = YES;
10055
10056     if (saved == nil)
10057         valid = NO;
10058
10059     NSDate *closed = [state objectForKey:@"LastClosed"];
10060     if (valid && closed != nil) {
10061         NSTimeInterval interval([closed timeIntervalSinceNow]);
10062         if (interval <= -(30*60))
10063             valid = NO;
10064     }
10065
10066     if (valid && [saved count] != [standard count])
10067         valid = NO;
10068
10069     if (valid) {
10070         for (unsigned int i = 0; i < [standard count]; i++) {
10071             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
10072             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
10073             //      but it's good enough for now.
10074             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
10075                 valid = NO;
10076                 break;
10077             }
10078         }
10079     }
10080
10081     NSArray *items = nil;
10082     if (valid) {
10083         [tabbar_ setSelectedIndex:savedIndex];
10084         items = saved;
10085     } else {
10086         [tabbar_ setSelectedIndex:standardIndex];
10087         items = standard;
10088     }
10089
10090     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
10091         NSArray *stack = [items objectAtIndex:tab];
10092         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
10093         NSMutableArray *current = [NSMutableArray array];
10094
10095         for (unsigned int nav = 0; nav < [stack count]; nav++) {
10096             NSString *addr = [stack objectAtIndex:nav];
10097             NSURL *url = [NSURL URLWithString:addr];
10098             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
10099             if (page != nil)
10100                 [current addObject:page];
10101         }
10102
10103         [navigation setViewControllers:current];
10104     }
10105
10106     // (Try to) show the startup URL.
10107     if (starturl_ != nil) {
10108         [self openCydiaURL:starturl_ forExternal:YES];
10109         starturl_ = nil;
10110     }
10111 }
10112
10113 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
10114     if (!IsWildcat_) {
10115        [sheet addButtonWithTitle:UCLocalize("CANCEL")];
10116        [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
10117     }
10118
10119     if (item != nil && IsWildcat_) {
10120         [sheet showFromBarButtonItem:item animated:YES];
10121     } else {
10122         [sheet showInView:window_];
10123     }
10124 }
10125
10126 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
10127     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
10128     [progress setTitle:task];
10129     [progress addProgressEvent:event];
10130 }
10131
10132 - (void) addProgressEventForTask:(NSArray *)data {
10133     CydiaProgressEvent *event([data objectAtIndex:0]);
10134     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10135     [self addProgressEvent:event forTask:task];
10136 }
10137
10138 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10139     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10140 }
10141
10142 @end
10143
10144 /*IMP alloc_;
10145 id Alloc_(id self, SEL selector) {
10146     id object = alloc_(self, selector);
10147     lprintf("[%s]A-%p\n", self->isa->name, object);
10148     return object;
10149 }*/
10150
10151 /*IMP dealloc_;
10152 id Dealloc_(id self, SEL selector) {
10153     id object = dealloc_(self, selector);
10154     lprintf("[%s]D-%p\n", self->isa->name, object);
10155     return object;
10156 }*/
10157
10158 Class $NSURLConnection;
10159
10160 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10161     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
10162
10163     NSURL *url([copy URL]);
10164
10165     NSString *host([url host]);
10166     NSString *scheme([[url scheme] lowercaseString]);
10167
10168     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10169
10170     @synchronized (HostConfig_) {
10171         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10172             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10173                 [copy setHTTPShouldUsePipelining:YES];
10174
10175         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10176             if ([control isEqualToString:@"max-age=0"])
10177                 if ([CachedURLs_ containsObject:url]) {
10178 #if !ForRelease
10179                     NSLog(@"~~~: %@", url);
10180 #endif
10181
10182                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10183
10184                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10185                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10186                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10187                 }
10188     }
10189
10190     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10191     } return self;
10192 }
10193
10194 Class $WAKWindow;
10195
10196 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
10197     CGSize size([[UIScreen mainScreen] bounds].size);
10198     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10199         if ([$WAKWindow hasLandscapeOrientation])
10200             std::swap(size.width, size.height);*/
10201     return size;
10202 }
10203
10204 Class $NSUserDefaults;
10205
10206 MSHook(id, NSUserDefaults$objectForKey$, NSUserDefaults *self, SEL _cmd, NSString *key) {
10207     if ([key respondsToSelector:@selector(isEqualToString:)] && [key isEqualToString:@"WebKitLocalStorageDatabasePathPreferenceKey"])
10208         return Cache("LocalStorage");
10209     return _NSUserDefaults$objectForKey$(self, _cmd, key);
10210 }
10211
10212 static NSMutableDictionary *AutoreleaseDeepMutableCopyOfDictionary(CFTypeRef type) {
10213     if (type == NULL)
10214         return nil;
10215     if (CFGetTypeID(type) != CFDictionaryGetTypeID())
10216         return nil;
10217     CFTypeRef copy(CFPropertyListCreateDeepCopy(kCFAllocatorDefault, type, kCFPropertyListMutableContainers));
10218     CFRelease(type);
10219     return [(NSMutableDictionary *) copy autorelease];
10220 }
10221
10222 int main_store(int, char *argv[]);
10223
10224 int main(int argc, char *argv[]) {
10225 #ifdef __arm64__
10226     const char *argv0(argv[0]);
10227     if (const char *slash = strrchr(argv0, '/'))
10228         argv0 = slash + 1;
10229     if (false);
10230     else if (!strcmp(argv0, "store"))
10231         return main_store(argc, argv);
10232 #endif
10233
10234     int fd(open("/tmp/cydia.log", O_WRONLY | O_APPEND | O_CREAT, 0644));
10235     dup2(fd, 2);
10236     close(fd);
10237
10238     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10239
10240     _trace();
10241
10242     UpdateExternalStatus(0);
10243
10244     UIScreen *screen([UIScreen mainScreen]);
10245     if ([screen respondsToSelector:@selector(scale)])
10246         ScreenScale_ = [screen scale];
10247     else
10248         ScreenScale_ = 1;
10249
10250     UIDevice *device([UIDevice currentDevice]);
10251     if ([device respondsToSelector:@selector(userInterfaceIdiom)]) {
10252         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10253         if (idiom == UIUserInterfaceIdiomPad)
10254             IsWildcat_ = true;
10255     }
10256
10257     Idiom_ = IsWildcat_ ? @"ipad" : @"iphone";
10258
10259     RegEx pattern("([0-9]+\\.[0-9]+).*");
10260
10261     if (pattern([device systemVersion]))
10262         Firmware_ = pattern[1];
10263     if (pattern(Cydia_))
10264         Major_ = pattern[1];
10265
10266     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10267
10268     HostConfig_ = [[[NSObject alloc] init] autorelease];
10269     @synchronized (HostConfig_) {
10270         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10271         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10272         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10273         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10274     }
10275
10276     NSString *ui(@"ui/ios");
10277     if (Idiom_ != nil)
10278         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10279     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10280     UI_ = CydiaURL(ui);
10281
10282     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10283
10284     /* Library Hacks {{{ */
10285     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10286
10287     $WAKWindow = objc_getClass("WAKWindow");
10288     if ($WAKWindow != NULL)
10289         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10290             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10291
10292     $NSURLConnection = objc_getClass("NSURLConnection");
10293     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10294     if (NSURLConnection$init$ != NULL) {
10295         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10296         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10297     }
10298
10299     $NSUserDefaults = objc_getClass("NSUserDefaults");
10300     Method NSUserDefaults$objectForKey$(class_getInstanceMethod($NSUserDefaults, @selector(objectForKey:)));
10301     if (NSUserDefaults$objectForKey$ != NULL) {
10302         _NSUserDefaults$objectForKey$ = reinterpret_cast<id (*)(NSUserDefaults *, SEL, NSString *)>(method_getImplementation(NSUserDefaults$objectForKey$));
10303         method_setImplementation(NSUserDefaults$objectForKey$, reinterpret_cast<IMP>(&$NSUserDefaults$objectForKey$));
10304     }
10305     /* }}} */
10306     /* Set Locale {{{ */
10307     Locale_ = CFLocaleCopyCurrent();
10308     Languages_ = [NSLocale preferredLanguages];
10309
10310     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10311     //NSLog(@"%@", [Languages_ description]);
10312
10313     const char *lang;
10314     if (Locale_ != NULL)
10315         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10316     else if (Languages_ != nil && [Languages_ count] != 0)
10317         lang = [[Languages_ objectAtIndex:0] UTF8String];
10318     else
10319         // XXX: consider just setting to C and then falling through?
10320         lang = NULL;
10321
10322     if (lang != NULL) {
10323         RegEx pattern("([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?");
10324         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10325     }
10326
10327     NSLog(@"Setting Language: %s", lang);
10328
10329     if (lang != NULL) {
10330         setenv("LANG", lang, true);
10331         setlocale(LC_ALL, lang);
10332     }
10333     /* }}} */
10334     /* Index Collation {{{ */
10335     if (Class $UILocalizedIndexedCollation = objc_getClass("UILocalizedIndexedCollation")) { @try {
10336         NSBundle *bundle([NSBundle bundleForClass:$UILocalizedIndexedCollation]);
10337         NSString *path([bundle pathForResource:@"UITableViewLocalizedSectionIndex" ofType:@"plist"]);
10338         //path = @"/System/Library/Frameworks/UIKit.framework/.lproj/UITableViewLocalizedSectionIndex.plist";
10339         NSDictionary *dictionary([NSDictionary dictionaryWithContentsOfFile:path]);
10340         _H<UILocalizedIndexedCollation> collation([[[$UILocalizedIndexedCollation alloc] initWithDictionary:dictionary] autorelease]);
10341
10342         CollationLocale_ = MSHookIvar<NSLocale *>(collation, "_locale");
10343
10344         if (kCFCoreFoundationVersionNumber >= 800 && [[CollationLocale_ localeIdentifier] isEqualToString:@"zh@collation=stroke"]) {
10345             CollationThumbs_ = [NSArray arrayWithObjects:@"1",@"•",@"4",@"•",@"7",@"•",@"10",@"•",@"13",@"•",@"16",@"•",@"19",@"A",@"•",@"E",@"•",@"I",@"•",@"M",@"•",@"R",@"•",@"V",@"•",@"Z",@"#",nil];
10346             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})
10347                 CollationOffset_.push_back(offset);
10348             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];
10349             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];
10350         } else {
10351
10352         CollationThumbs_ = [collation sectionIndexTitles];
10353         for (size_t index(0), end([CollationThumbs_ count]); index != end; ++index)
10354             CollationOffset_.push_back([collation sectionForSectionIndexTitleAtIndex:index]);
10355
10356         CollationTitles_ = [collation sectionTitles];
10357         CollationStarts_ = MSHookIvar<NSArray *>(collation, "_sectionStartStrings");
10358
10359         NSString *&transform(MSHookIvar<NSString *>(collation, "_transform"));
10360         if (&transform != NULL && transform != nil) {
10361             /*if ([collation respondsToSelector:@selector(transformedCollationStringForString:)])
10362                 CollationModify_ = [=](NSString *value) { return [collation transformedCollationStringForString:value]; };*/
10363             const UChar *uid(reinterpret_cast<const UChar *>([transform cStringUsingEncoding:NSUnicodeStringEncoding]));
10364             UErrorCode code(U_ZERO_ERROR);
10365             CollationTransl_ = utrans_openU(uid, -1, UTRANS_FORWARD, NULL, 0, NULL, &code);
10366             if (!U_SUCCESS(code))
10367                 NSLog(@"%s", u_errorName(code));
10368         }
10369
10370         }
10371     } @catch (NSException *e) {
10372         NSLog(@"%@", e);
10373         goto hard;
10374     } } else hard: {
10375         CollationLocale_ = [[[NSLocale alloc] initWithLocaleIdentifier:@"en@collation=dictionary"] autorelease];
10376
10377         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];
10378         for (NSInteger offset(0); offset != 28; ++offset)
10379             CollationOffset_.push_back(offset);
10380
10381         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];
10382         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];
10383     }
10384     /* }}} */
10385     /* Parse Arguments {{{ */
10386     bool substrate(false);
10387
10388     if (argc != 0) {
10389         char **args(argv);
10390         int arge(1);
10391
10392         for (int argi(1); argi != argc; ++argi)
10393             if (strcmp(argv[argi], "--") == 0) {
10394                 arge = argi;
10395                 argv[argi] = argv[0];
10396                 argv += argi;
10397                 argc -= argi;
10398                 break;
10399             }
10400
10401         for (int argi(1); argi != arge; ++argi)
10402             if (strcmp(args[argi], "--substrate") == 0)
10403                 substrate = true;
10404             else
10405                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10406     }
10407     /* }}} */
10408
10409     App_ = [[NSBundle mainBundle] bundlePath];
10410     Advanced_ = YES;
10411
10412     Cache_ = [[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia", @"/var/mobile"] retain];
10413     mkdir([Cache_ UTF8String], 0755);
10414
10415     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10416     alloc_ = alloc->method_imp;
10417     alloc->method_imp = (IMP) &Alloc_;*/
10418
10419     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10420     dealloc_ = dealloc->method_imp;
10421     dealloc->method_imp = (IMP) &Dealloc_;*/
10422
10423     void *gestalt(dlopen("/usr/lib/libMobileGestalt.dylib", RTLD_GLOBAL | RTLD_LAZY));
10424     $MGCopyAnswer = reinterpret_cast<CFStringRef (*)(CFStringRef)>(dlsym(gestalt, "MGCopyAnswer"));
10425
10426     /* System Information {{{ */
10427     size_t size;
10428
10429     int maxproc;
10430     size = sizeof(maxproc);
10431     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10432         perror("sysctlbyname(\"kern.maxproc\", ?)");
10433     else if (maxproc < 64) {
10434         maxproc = 64;
10435         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10436             perror("sysctlbyname(\"kern.maxproc\", #)");
10437     }
10438
10439     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10440     char *osversion = new char[size];
10441     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10442         perror("sysctlbyname(\"kern.osversion\", ?)");
10443     else
10444         System_ = [NSString stringWithUTF8String:osversion];
10445
10446     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10447     char *machine = new char[size];
10448     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10449         perror("sysctlbyname(\"hw.machine\", ?)");
10450     else
10451         Machine_ = machine;
10452
10453     int64_t usermem(0);
10454     size = sizeof(usermem);
10455     if (sysctlbyname("hw.usermem", &usermem, &size, NULL, 0) == -1)
10456         usermem = 0;
10457
10458     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10459     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10460     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10461
10462     UniqueID_ = UniqueIdentifier(device);
10463
10464     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10465         Product_ = [info objectForKey:@"SafariProductVersion"];
10466         Safari_ = [info objectForKey:@"CFBundleVersion"];
10467     }
10468
10469     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10470
10471     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Safari_))
10472         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[1], agent];
10473     if (RegEx match = RegEx("([0-9]+[A-Z][0-9]+[a-z]?).*", System_))
10474         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[1], agent];
10475     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Product_))
10476         agent = [NSString stringWithFormat:@"Version/%@ %@", match[1], agent];
10477
10478     UserAgent_ = agent;
10479     /* }}} */
10480     /* Load Database {{{ */
10481     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10482
10483     _trace();
10484     mkdir("/var/mobile/Library/Cydia", 0755);
10485     MetaFile_.Open("/var/mobile/Library/Cydia/metadata.cb0");
10486     _trace();
10487
10488     Values_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaValues"), CFSTR("com.saurik.Cydia")));
10489     Sections_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaSections"), CFSTR("com.saurik.Cydia")));
10490     Sources_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaSources"), CFSTR("com.saurik.Cydia")));
10491     Version_ = [(NSNumber *) CFPreferencesCopyAppValue(CFSTR("CydiaVersion"), CFSTR("com.saurik.Cydia")) autorelease];
10492
10493     _trace();
10494     NSDictionary *metadata([[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease]);
10495
10496     if (Values_ == nil)
10497         Values_ = [metadata objectForKey:@"Values"];
10498     if (Values_ == nil)
10499         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10500
10501     if (Sections_ == nil)
10502         Sections_ = [metadata objectForKey:@"Sections"];
10503     if (Sections_ == nil)
10504         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10505
10506     if (Sources_ == nil)
10507         Sources_ = [metadata objectForKey:@"Sources"];
10508     if (Sources_ == nil)
10509         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10510
10511     // XXX: this wrong, but in a way that doesn't matter :/
10512     if (Version_ == nil)
10513         Version_ = [metadata objectForKey:@"Version"];
10514     if (Version_ == nil)
10515         Version_ = [NSNumber numberWithUnsignedInt:0];
10516
10517     if (NSDictionary *packages = [metadata objectForKey:@"Packages"]) {
10518         bool fail(false);
10519         CFDictionaryApplyFunction((CFDictionaryRef) packages, &PackageImport, &fail);
10520         _trace();
10521         if (fail)
10522             NSLog(@"unable to import package preferences... from 2010? oh well :/");
10523     }
10524
10525     if ([Version_ unsignedIntValue] == 0) {
10526         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10527         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10528         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10529         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10530
10531         Version_ = [NSNumber numberWithUnsignedInt:1];
10532
10533         if (NSMutableDictionary *cache = [NSMutableDictionary dictionaryWithContentsOfFile:@ CacheState_]) {
10534             [cache removeObjectForKey:@"LastUpdate"];
10535             [cache writeToFile:@ CacheState_ atomically:YES];
10536         }
10537     }
10538
10539     _H<NSMutableArray> broken([NSMutableArray array]);
10540     for (NSString *key in (id) Sources_)
10541         if ([key rangeOfCharacterFromSet:[NSCharacterSet characterSetWithCharactersInString:@"# "]].location != NSNotFound || ![([[Sources_ objectForKey:key] objectForKey:@"URI"] ?: @"/") hasSuffix:@"/"])
10542             [broken addObject:key];
10543     if ([broken count] != 0)
10544         for (NSString *key in (id) broken)
10545             [Sources_ removeObjectForKey:key];
10546     broken = nil;
10547
10548     SaveConfig(nil);
10549     system("/usr/libexec/cydia/cydo /bin/rm -f /var/lib/cydia/metadata.plist");
10550     /* }}} */
10551
10552     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10553
10554     if (kCFCoreFoundationVersionNumber > 1000)
10555         system("/usr/libexec/cydia/cydo /usr/libexec/cydia/setnsfpn /var/lib");
10556
10557     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10558
10559     if (access("/User", F_OK) != 0 || version != 6) {
10560         _trace();
10561         system("/usr/libexec/cydia/cydo /usr/libexec/cydia/firmware.sh");
10562         _trace();
10563     }
10564
10565     if (access("/tmp/cydia.chk", F_OK) == 0) {
10566         if (unlink([Cache("pkgcache.bin") UTF8String]) == -1)
10567             _assert(errno == ENOENT);
10568         if (unlink([Cache("srcpkgcache.bin") UTF8String]) == -1)
10569             _assert(errno == ENOENT);
10570     }
10571
10572     system("/usr/libexec/cydia/cydo /bin/ln -sf /var/mobile/Library/Caches/com.saurik.Cydia/sources.list /etc/apt/sources.list.d/cydia.list");
10573
10574     /* APT Initialization {{{ */
10575     _assert(pkgInitConfig(*_config));
10576     _assert(pkgInitSystem(*_config, _system));
10577
10578     _config->Set("Acquire::AllowInsecureRepositories", true);
10579     _config->Set("Acquire::Check-Valid-Until", false);
10580     _config->Set("Dir::Bin::Methods::store", "/Applications/Cydia.app/store");
10581
10582     _config->Set("pkgCacheGen::ForceEssential", "");
10583     _config->Set("APT::Acquire::Translation", "environment");
10584
10585     // XXX: this timeout might be important :(
10586     //_config->Set("Acquire::http::Timeout", 15);
10587
10588     _config->Set("Acquire::http::MaxParallel", usermem >= 384 * 1024 * 1024 ? 16 : 3);
10589
10590     mkdir([Cache("archives") UTF8String], 0755);
10591     mkdir([Cache("archives/partial") UTF8String], 0755);
10592     _config->Set("Dir::Cache", [Cache_ UTF8String]);
10593
10594     symlink("/var/lib/apt/extended_states", [Cache("extended_states") UTF8String]);
10595     _config->Set("Dir::State", [Cache_ UTF8String]);
10596
10597     mkdir([Cache("lists") UTF8String], 0755);
10598     mkdir([Cache("lists/partial") UTF8String], 0755);
10599     mkdir([Cache("periodic") UTF8String], 0755);
10600     _config->Set("Dir::State::Lists", [Cache("lists") UTF8String]);
10601
10602     std::string logs("/var/mobile/Library/Logs/Cydia");
10603     mkdir(logs.c_str(), 0755);
10604     _config->Set("Dir::Log", logs);
10605
10606     _config->Set("Dir::Bin::dpkg", "/usr/libexec/cydia/cydo");
10607     /* }}} */
10608     /* Color Choices {{{ */
10609     space_ = CGColorSpaceCreateDeviceRGB();
10610
10611     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10612     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10613     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10614     Folder_.Set(space_, 0x8e/255.f, 0x8e/255.f, 0x93/255.f, 1.0);
10615     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10616     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10617     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10618     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10619     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10620     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10621
10622     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10623     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10624     /* }}}*/
10625     /* UIKit Configuration {{{ */
10626     // XXX: I have a feeling this was important
10627     //UIKeyboardDisableAutomaticAppearance();
10628     /* }}} */
10629
10630     $SBSSetInterceptsMenuButtonForever = reinterpret_cast<void (*)(bool)>(dlsym(RTLD_DEFAULT, "SBSSetInterceptsMenuButtonForever"));
10631     $SBSCopyIconImagePNGDataForDisplayIdentifier = reinterpret_cast<NSData *(*)(NSString *)>(dlsym(RTLD_DEFAULT, "SBSCopyIconImagePNGDataForDisplayIdentifier"));
10632
10633     const char *symbol(kCFCoreFoundationVersionNumber >= 800 ? "MGGetBoolAnswer" : "GSSystemHasCapability");
10634     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, symbol));
10635     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10636
10637     PulseInterval_ = fast ? 50000 : 500000;
10638
10639     Colon_ = UCLocalize("COLON_DELIMITED");
10640     Elision_ = UCLocalize("ELISION");
10641     Error_ = UCLocalize("ERROR");
10642     Warning_ = UCLocalize("WARNING");
10643
10644     _trace();
10645     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10646
10647     CGColorSpaceRelease(space_);
10648     CFRelease(Locale_);
10649
10650     [pool release];
10651     return value;
10652 }