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 - (bool) hasPackages;
1139
1140 - (void) _readCydia:(NSNumber *)fd;
1141 - (void) _readStatus:(NSNumber *)fd;
1142 - (void) _readOutput:(NSNumber *)fd;
1143
1144 - (FILE *) input;
1145
1146 - (Package *) packageWithName:(NSString *)name;
1147
1148 - (pkgCacheFile &) cache;
1149 - (pkgDepCache::Policy *) policy;
1150 - (pkgRecords *) records;
1151 - (pkgProblemResolver *) resolver;
1152 - (pkgAcquire &) fetcher;
1153 - (pkgSourceList &) list;
1154 - (NSArray *) packages;
1155 - (NSArray *) sources;
1156 - (Source *) sourceWithKey:(NSString *)key;
1157 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1158
1159 - (void) configure;
1160 - (bool) prepare;
1161 - (void) perform;
1162 - (bool) upgrade;
1163 - (void) update;
1164
1165 - (void) updateWithStatus:(CancelStatus &)status;
1166
1167 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1168
1169 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1170 - (NSObject<ProgressDelegate> *) progressDelegate;
1171
1172 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1173 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1174 - (void) resetFetch;
1175
1176 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1177
1178 @end
1179 /* }}} */
1180 /* SourceStatus {{{ */
1181 class SourceStatus :
1182     public CancelStatus
1183 {
1184   private:
1185     _transient NSObject<FetchDelegate> *delegate_;
1186     _transient Database *database_;
1187     std::set<std::string> fetches_;
1188
1189   public:
1190     SourceStatus(NSObject<FetchDelegate> *delegate, Database *database) :
1191         delegate_(delegate),
1192         database_(database)
1193     {
1194     }
1195
1196     void Set(bool fetch, const std::string &uri) {
1197         if (fetch) {
1198             if (!fetches_.insert(uri).second)
1199                 return;
1200         } else {
1201             if (fetches_.erase(uri) == 0)
1202                 return;
1203         }
1204
1205         //printf("Set(%s, %s)\n", fetch ? "true" : "false", uri.c_str());
1206         [database_ setFetch:fetch forURI:uri.c_str()];
1207     }
1208
1209     _finline void Set(bool fetch, pkgAcquire::Item *item) {
1210         /*unsigned long ID(fetch ? 1 : 0);
1211         if (item->ID == ID)
1212             return;
1213         item->ID = ID;*/
1214         Set(fetch, item->DescURI());
1215     }
1216
1217     void Log(const char *tag, pkgAcquire::Item *item) {
1218         //printf("%s(%s) S:%u Q:%u\n", tag, item->DescURI().c_str(), item->Status, item->QueueCounter);
1219     }
1220
1221     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1222         Log("Fetch", desc.Owner);
1223         Set(true, desc.Owner);
1224     }
1225
1226     virtual void Done(pkgAcquire::ItemDesc &desc) {
1227         Log("Done", desc.Owner);
1228         Set(false, desc.Owner);
1229     }
1230
1231     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1232         Log("Fail", desc.Owner);
1233         Set(false, desc.Owner);
1234     }
1235
1236     virtual bool Pulse_(pkgAcquire *Owner) {
1237         std::set<std::string> fetches;
1238         for (pkgAcquire::ItemCIterator item(Owner->ItemsBegin()); item != Owner->ItemsEnd(); ++item) {
1239             bool fetch;
1240             if ((*item)->QueueCounter == 0)
1241                 fetch = false;
1242             else switch ((*item)->Status) {
1243                 case pkgAcquire::Item::StatFetching:
1244                     fetches.insert((*item)->DescURI());
1245                     fetch = true;
1246                 break;
1247
1248                 default:
1249                     fetch = false;
1250                 break;
1251             }
1252
1253             Log(fetch ? "Pulse<true>" : "Pulse<false>", *item);
1254             Set(fetch, *item);
1255         }
1256
1257         std::vector<std::string> stops;
1258         std::set_difference(fetches_.begin(), fetches_.end(), fetches.begin(), fetches.end(), std::back_insert_iterator<std::vector<std::string>>(stops));
1259         for (std::vector<std::string>::const_iterator stop(stops.begin()); stop != stops.end(); ++stop) {
1260             //printf("Stop(%s)\n", stop->c_str());
1261             Set(false, *stop);
1262         }
1263
1264         return ![delegate_ isSourceCancelled];
1265     }
1266
1267     virtual void Stop() {
1268         pkgAcquireStatus::Stop();
1269         [database_ resetFetch];
1270     }
1271 };
1272 /* }}} */
1273 /* ProgressEvent Implementation {{{ */
1274 @implementation CydiaProgressEvent
1275
1276 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1277     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1278 }
1279
1280 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1281     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1282     [event setPackage:package];
1283     return event;
1284 }
1285
1286 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItemDesc:(pkgAcquire::ItemDesc &)desc {
1287     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1288
1289     NSString *description([NSString stringWithUTF8String:desc.Description.c_str()]);
1290     NSArray *fields([description componentsSeparatedByString:@" "]);
1291     [event setItem:fields];
1292
1293     if ([fields count] > 3) {
1294         [event setPackage:[fields objectAtIndex:2]];
1295         [event setVersion:[fields objectAtIndex:3]];
1296     }
1297
1298     [event setURL:[NSString stringWithUTF8String:desc.URI.c_str()]];
1299
1300     return event;
1301 }
1302
1303 + (NSArray *) _attributeKeys {
1304     return [NSArray arrayWithObjects:
1305         @"item",
1306         @"message",
1307         @"package",
1308         @"type",
1309         @"url",
1310         @"version",
1311     nil];
1312 }
1313
1314 - (NSArray *) attributeKeys {
1315     return [[self class] _attributeKeys];
1316 }
1317
1318 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1319     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1320 }
1321
1322 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1323     if ((self = [super init]) != nil) {
1324         message_ = message;
1325         type_ = type;
1326     } return self;
1327 }
1328
1329 - (NSString *) message {
1330     return message_;
1331 }
1332
1333 - (NSString *) type {
1334     return type_;
1335 }
1336
1337 - (NSArray *) item {
1338     return (id) item_ ?: [NSNull null];
1339 }
1340
1341 - (void) setItem:(NSArray *)item {
1342     item_ = item;
1343 }
1344
1345 - (NSString *) package {
1346     return (id) package_ ?: [NSNull null];
1347 }
1348
1349 - (void) setPackage:(NSString *)package {
1350     package_ = package;
1351 }
1352
1353 - (NSString *) url {
1354     return (id) url_ ?: [NSNull null];
1355 }
1356
1357 - (void) setURL:(NSString *)url {
1358     url_ = url;
1359 }
1360
1361 - (void) setVersion:(NSString *)version {
1362     version_ = version;
1363 }
1364
1365 - (NSString *) version {
1366     return (id) version_ ?: [NSNull null];
1367 }
1368
1369 - (NSString *) compound:(NSString *)value {
1370     if (value != nil) {
1371         NSString *mode(nil); {
1372             NSString *type([self type]);
1373             if ([type isEqualToString:kCydiaProgressEventTypeError])
1374                 mode = UCLocalize("ERROR");
1375             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1376                 mode = UCLocalize("WARNING");
1377         }
1378
1379         if (mode != nil)
1380             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1381     }
1382
1383     return value;
1384 }
1385
1386 - (NSString *) compoundMessage {
1387     return [self compound:[self message]];
1388 }
1389
1390 - (NSString *) compoundTitle {
1391     NSString *title;
1392
1393     if (package_ == nil)
1394         title = nil;
1395     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1396         title = [package name];
1397     else
1398         title = package_;
1399
1400     return [self compound:title];
1401 }
1402
1403 @end
1404 /* }}} */
1405
1406 // Cytore Definitions {{{
1407 struct PackageValue :
1408     Cytore::Block
1409 {
1410     Cytore::Offset<PackageValue> next_;
1411
1412     uint32_t index_ : 23;
1413     uint32_t subscribed_ : 1;
1414     uint32_t : 8;
1415
1416     int32_t first_;
1417     int32_t last_;
1418
1419     uint16_t vhash_;
1420     uint16_t nhash_;
1421
1422     char version_[8];
1423     char name_[];
1424 } _packed;
1425
1426 struct MetaValue :
1427     Cytore::Block
1428 {
1429     uint32_t active_;
1430     Cytore::Offset<PackageValue> packages_[1 << 16];
1431 } _packed;
1432
1433 static Cytore::File<MetaValue> MetaFile_;
1434 // }}}
1435 // Cytore Helper Functions {{{
1436 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1437     SplitHash nhash = { hashlittle(name, length) };
1438
1439     PackageValue *metadata;
1440
1441     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1442     for (;; offset = &metadata->next_) { if (offset->IsNull()) {
1443         *offset = MetaFile_.New<PackageValue>(length + 1);
1444         metadata = &MetaFile_.Get(*offset);
1445
1446         if (metadata == NULL) {
1447             if (fail != NULL)
1448                 *fail = true;
1449
1450             metadata = new PackageValue();
1451             memset(metadata, 0, sizeof(*metadata));
1452         }
1453
1454         memcpy(metadata->name_, name, length);
1455         metadata->name_[length] = '\0';
1456         metadata->nhash_ = nhash.u16[1];
1457     } else {
1458         metadata = &MetaFile_.Get(*offset);
1459         if (metadata->nhash_ != nhash.u16[1])
1460             continue;
1461         if (strncmp(metadata->name_, name, length) != 0)
1462             continue;
1463         if (metadata->name_[length] != '\0')
1464             continue;
1465     } break; }
1466
1467     return metadata;
1468 }
1469
1470 static void PackageImport(const void *key, const void *value, void *context) {
1471     bool &fail(*reinterpret_cast<bool *>(context));
1472
1473     char buffer[1024];
1474     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1475         NSLog(@"failed to import package %@", key);
1476         return;
1477     }
1478
1479     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1480     NSDictionary *package((NSDictionary *) value);
1481
1482     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1483         if ([subscribed boolValue] && !metadata->subscribed_)
1484             metadata->subscribed_ = true;
1485
1486     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1487         time_t time([date timeIntervalSince1970]);
1488         if (metadata->first_ > time || metadata->first_ == 0)
1489             metadata->first_ = time;
1490     }
1491
1492     NSDate *date([package objectForKey:@"LastSeen"]);
1493     NSString *version([package objectForKey:@"LastVersion"]);
1494
1495     if (date != nil && version != nil) {
1496         time_t time([date timeIntervalSince1970]);
1497         if (metadata->last_ < time || metadata->last_ == 0)
1498             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1499                 size_t length(strlen(buffer));
1500                 uint16_t vhash(hashlittle(buffer, length));
1501
1502                 size_t capped(std::min<size_t>(8, length));
1503                 char *latest(buffer + length - capped);
1504
1505                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1506                 metadata->vhash_ = vhash;
1507
1508                 metadata->last_ = time;
1509             }
1510     }
1511 }
1512 // }}}
1513
1514 static NSDate *GetStatusDate() {
1515     return [[[NSFileManager defaultManager] attributesOfItemAtPath:@"/var/lib/dpkg/status" error:NULL] fileModificationDate];
1516 }
1517
1518 static void SaveConfig(NSObject *lock) {
1519     @synchronized (lock) {
1520         _trace();
1521         MetaFile_.Sync();
1522         _trace();
1523     }
1524
1525     CFPreferencesSetMultiple((CFDictionaryRef) [NSDictionary dictionaryWithObjectsAndKeys:
1526         Values_, @"CydiaValues",
1527         Sections_, @"CydiaSections",
1528         (id) Sources_, @"CydiaSources",
1529         Version_, @"CydiaVersion",
1530     nil], NULL, CFSTR("com.saurik.Cydia"), kCFPreferencesCurrentUser, kCFPreferencesCurrentHost);
1531
1532     if (!CFPreferencesAppSynchronize(CFSTR("com.saurik.Cydia")))
1533         NSLog(@"CFPreferencesAppSynchronize(com.saurik.Cydia) == false");
1534
1535     CydiaWriteSources();
1536 }
1537
1538 /* Source Class {{{ */
1539 @interface Source : NSObject {
1540     unsigned era_;
1541     Database *database_;
1542     metaIndex *index_;
1543
1544     CYString depiction_;
1545     CYString description_;
1546     CYString label_;
1547     CYString origin_;
1548     CYString support_;
1549
1550     CYString uri_;
1551     CYString distribution_;
1552     CYString type_;
1553     CYString base_;
1554     CYString version_;
1555
1556     _H<NSString> host_;
1557     _H<NSString> authority_;
1558
1559     CYString defaultIcon_;
1560
1561     _H<NSMutableDictionary> record_;
1562     BOOL trusted_;
1563
1564     std::set<std::string> fetches_;
1565     std::set<std::string> files_;
1566     _transient NSObject<SourceDelegate> *delegate_;
1567 }
1568
1569 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(CYPool *)pool;
1570
1571 - (NSComparisonResult) compareByName:(Source *)source;
1572
1573 - (NSString *) depictionForPackage:(NSString *)package;
1574 - (NSString *) supportForPackage:(NSString *)package;
1575
1576 - (metaIndex *) metaIndex;
1577 - (NSDictionary *) record;
1578 - (BOOL) trusted;
1579
1580 - (NSString *) rooturi;
1581 - (NSString *) distribution;
1582 - (NSString *) type;
1583
1584 - (NSString *) key;
1585 - (NSString *) host;
1586
1587 - (NSString *) name;
1588 - (NSString *) shortDescription;
1589 - (NSString *) label;
1590 - (NSString *) origin;
1591 - (NSString *) version;
1592
1593 - (NSString *) defaultIcon;
1594 - (NSURL *) iconURL;
1595
1596 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1597 - (void) resetFetch;
1598
1599 @end
1600
1601 @implementation Source
1602
1603 + (NSString *) webScriptNameForSelector:(SEL)selector {
1604     if (false);
1605     else if (selector == @selector(addSection:))
1606         return @"addSection";
1607     else if (selector == @selector(getField:))
1608         return @"getField";
1609     else if (selector == @selector(removeSection:))
1610         return @"removeSection";
1611     else if (selector == @selector(remove))
1612         return @"remove";
1613     else
1614         return nil;
1615 }
1616
1617 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1618     return [self webScriptNameForSelector:selector] == nil;
1619 }
1620
1621 + (NSArray *) _attributeKeys {
1622     return [NSArray arrayWithObjects:
1623         @"baseuri",
1624         @"distribution",
1625         @"host",
1626         @"key",
1627         @"iconuri",
1628         @"label",
1629         @"name",
1630         @"origin",
1631         @"rooturi",
1632         @"sections",
1633         @"shortDescription",
1634         @"trusted",
1635         @"type",
1636         @"version",
1637     nil];
1638 }
1639
1640 - (NSArray *) attributeKeys {
1641     return [[self class] _attributeKeys];
1642 }
1643
1644 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1645     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1646 }
1647
1648 - (metaIndex *) metaIndex {
1649     return index_;
1650 }
1651
1652 - (void) setMetaIndex:(metaIndex *)index inPool:(CYPool *)pool {
1653     trusted_ = index->IsTrusted();
1654
1655     uri_.set(pool, index->GetURI());
1656     distribution_.set(pool, index->GetDist());
1657     type_.set(pool, index->GetType());
1658
1659     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1660     if (dindex != NULL) {
1661         std::string file(dindex->MetaIndexURI(""));
1662         base_.set(pool, file);
1663
1664         pkgAcquire acquire;
1665         _profile(Source$setMetaIndex$GetIndexes)
1666         dindex->GetIndexes(&acquire, true);
1667         _end
1668         _profile(Source$setMetaIndex$DescURI)
1669         for (pkgAcquire::ItemIterator item(acquire.ItemsBegin()); item != acquire.ItemsEnd(); item++) {
1670             std::string file((*item)->DescURI());
1671             files_.insert(file);
1672             if (file.length() < sizeof("Packages.bz2") || file.substr(file.length() - sizeof("Packages.bz2")) != "/Packages.bz2")
1673                 continue;
1674             file = file.substr(0, file.length() - 4);
1675             files_.insert(file);
1676             files_.insert(file + ".gz");
1677             files_.insert(file + "Index");
1678         }
1679         _end
1680
1681         FileFd fd;
1682         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1683             _error->Discard();
1684         else {
1685             pkgTagFile tags(&fd);
1686
1687             pkgTagSection section;
1688             tags.Step(section);
1689
1690             struct {
1691                 const char *name_;
1692                 CYString *value_;
1693             } names[] = {
1694                 {"default-icon", &defaultIcon_},
1695                 {"depiction", &depiction_},
1696                 {"description", &description_},
1697                 {"label", &label_},
1698                 {"origin", &origin_},
1699                 {"support", &support_},
1700                 {"version", &version_},
1701             };
1702
1703             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1704                 const char *start, *end;
1705
1706                 if (section.Find(names[i].name_, start, end)) {
1707                     CYString &value(*names[i].value_);
1708                     value.set(pool, start, end - start);
1709                 }
1710             }
1711         }
1712     }
1713
1714     record_ = [Sources_ objectForKey:[self key]];
1715
1716     NSURL *url([NSURL URLWithString:uri_]);
1717
1718     host_ = [url host];
1719     if (host_ != nil)
1720         host_ = [host_ lowercaseString];
1721
1722     if (host_ != nil)
1723         authority_ = host_;
1724     else
1725         authority_ = [url path];
1726 }
1727
1728 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(CYPool *)pool {
1729     if ((self = [super init]) != nil) {
1730         era_ = [database era];
1731         database_ = database;
1732         index_ = index;
1733
1734         _profile(Source$initWithMetaIndex$setMetaIndex)
1735         [self setMetaIndex:index inPool:pool];
1736         _end
1737     } return self;
1738 }
1739
1740 - (NSString *) getField:(NSString *)name {
1741 @synchronized (database_) {
1742     if ([database_ era] != era_ || index_ == NULL)
1743         return nil;
1744
1745     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1746     if (dindex == NULL)
1747         return nil;
1748
1749     FileFd fd;
1750     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1751          _error->Discard();
1752          return nil;
1753     }
1754
1755     pkgTagFile tags(&fd);
1756
1757     pkgTagSection section;
1758     tags.Step(section);
1759
1760     const char *start, *end;
1761     if (!section.Find([name UTF8String], start, end))
1762         return (NSString *) [NSNull null];
1763
1764     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1765 } }
1766
1767 - (NSComparisonResult) compareByName:(Source *)source {
1768     NSString *lhs = [self name];
1769     NSString *rhs = [source name];
1770
1771     if ([lhs length] != 0 && [rhs length] != 0) {
1772         unichar lhc = [lhs characterAtIndex:0];
1773         unichar rhc = [rhs characterAtIndex:0];
1774
1775         if (isalpha(lhc) && !isalpha(rhc))
1776             return NSOrderedAscending;
1777         else if (!isalpha(lhc) && isalpha(rhc))
1778             return NSOrderedDescending;
1779     }
1780
1781     return [lhs compare:rhs options:LaxCompareOptions_];
1782 }
1783
1784 - (NSString *) depictionForPackage:(NSString *)package {
1785     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1786 }
1787
1788 - (NSString *) supportForPackage:(NSString *)package {
1789     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1790 }
1791
1792 - (NSArray *) sections {
1793     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1794 }
1795
1796 - (void) _addSection:(NSString *)section {
1797     if (record_ == nil)
1798         return;
1799     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1800         if (![sections containsObject:section])
1801             [sections addObject:section];
1802     } else
1803         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1804 }
1805
1806 - (bool) addSection:(NSString *)section {
1807     if (record_ == nil)
1808         return false;
1809
1810     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1811     return true;
1812 }
1813
1814 - (void) _removeSection:(NSString *)section {
1815     if (record_ == nil)
1816         return;
1817
1818     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1819         if ([sections containsObject:section])
1820             [sections removeObject:section];
1821 }
1822
1823 - (bool) removeSection:(NSString *)section {
1824     if (record_ == nil)
1825         return false;
1826
1827     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1828     return true;
1829 }
1830
1831 - (void) _remove {
1832     [Sources_ removeObjectForKey:[self key]];
1833 }
1834
1835 - (bool) remove {
1836     bool value(record_ != nil);
1837     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1838     return value;
1839 }
1840
1841 - (NSDictionary *) record {
1842     return record_;
1843 }
1844
1845 - (BOOL) trusted {
1846     return trusted_;
1847 }
1848
1849 - (NSString *) rooturi {
1850     return uri_;
1851 }
1852
1853 - (NSString *) distribution {
1854     return distribution_;
1855 }
1856
1857 - (NSString *) type {
1858     return type_;
1859 }
1860
1861 - (NSString *) baseuri {
1862     return base_.empty() ? nil : (id) base_;
1863 }
1864
1865 - (NSString *) iconuri {
1866     if (NSString *base = [self baseuri])
1867         return [base stringByAppendingString:@"CydiaIcon.png"];
1868
1869     return nil;
1870 }
1871
1872 - (NSURL *) iconURL {
1873     if (NSString *uri = [self iconuri])
1874         return [NSURL URLWithString:uri];
1875     return nil;
1876 }
1877
1878 - (NSString *) key {
1879     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1880 }
1881
1882 - (NSString *) host {
1883     return host_;
1884 }
1885
1886 - (NSString *) name {
1887     return origin_.empty() ? (id) authority_ : origin_;
1888 }
1889
1890 - (NSString *) shortDescription {
1891     return description_;
1892 }
1893
1894 - (NSString *) label {
1895     return label_.empty() ? (id) authority_ : label_;
1896 }
1897
1898 - (NSString *) origin {
1899     return origin_;
1900 }
1901
1902 - (NSString *) version {
1903     return version_;
1904 }
1905
1906 - (NSString *) defaultIcon {
1907     return defaultIcon_;
1908 }
1909
1910 - (void) setDelegate:(NSObject<SourceDelegate> *)delegate {
1911     delegate_ = delegate;
1912 }
1913
1914 - (bool) fetch {
1915     return !fetches_.empty();
1916 }
1917
1918 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
1919     if (!fetch) {
1920         if (fetches_.erase(uri) == 0)
1921             return;
1922     } else if (files_.find(uri) == files_.end())
1923         return;
1924     else if (!fetches_.insert(uri).second)
1925         return;
1926
1927     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:[self fetch]] waitUntilDone:NO];
1928 }
1929
1930 - (void) resetFetch {
1931     fetches_.clear();
1932     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:NO];
1933 }
1934
1935 @end
1936 /* }}} */
1937 /* CydiaOperation Class {{{ */
1938 @interface CydiaOperation : NSObject {
1939     _H<NSString> operator_;
1940     _H<NSString> value_;
1941 }
1942
1943 - (NSString *) operator;
1944 - (NSString *) value;
1945
1946 @end
1947
1948 @implementation CydiaOperation
1949
1950 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1951     if ((self = [super init]) != nil) {
1952         operator_ = [NSString stringWithUTF8String:_operator];
1953         value_ = [NSString stringWithUTF8String:value];
1954     } return self;
1955 }
1956
1957 + (NSArray *) _attributeKeys {
1958     return [NSArray arrayWithObjects:
1959         @"operator",
1960         @"value",
1961     nil];
1962 }
1963
1964 - (NSArray *) attributeKeys {
1965     return [[self class] _attributeKeys];
1966 }
1967
1968 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1969     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1970 }
1971
1972 - (NSString *) operator {
1973     return operator_;
1974 }
1975
1976 - (NSString *) value {
1977     return value_;
1978 }
1979
1980 @end
1981 /* }}} */
1982 /* CydiaClause Class {{{ */
1983 @interface CydiaClause : NSObject {
1984     _H<NSString> package_;
1985     _H<CydiaOperation> version_;
1986 }
1987
1988 - (NSString *) package;
1989 - (CydiaOperation *) version;
1990
1991 @end
1992
1993 @implementation CydiaClause
1994
1995 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1996     if ((self = [super init]) != nil) {
1997         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1998
1999         if (const char *version = dep.TargetVer())
2000             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
2001         else
2002             version_ = (id) [NSNull null];
2003     } return self;
2004 }
2005
2006 + (NSArray *) _attributeKeys {
2007     return [NSArray arrayWithObjects:
2008         @"package",
2009         @"version",
2010     nil];
2011 }
2012
2013 - (NSArray *) attributeKeys {
2014     return [[self class] _attributeKeys];
2015 }
2016
2017 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2018     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2019 }
2020
2021 - (NSString *) package {
2022     return package_;
2023 }
2024
2025 - (CydiaOperation *) version {
2026     return version_;
2027 }
2028
2029 @end
2030 /* }}} */
2031 /* CydiaRelation Class {{{ */
2032 @interface CydiaRelation : NSObject {
2033     _H<NSString> relationship_;
2034     _H<NSMutableArray> clauses_;
2035 }
2036
2037 - (NSString *) relationship;
2038 - (NSArray *) clauses;
2039
2040 @end
2041
2042 @implementation CydiaRelation
2043
2044 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
2045     if ((self = [super init]) != nil) {
2046         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
2047         clauses_ = [NSMutableArray arrayWithCapacity:8];
2048
2049         pkgCache::DepIterator start;
2050         pkgCache::DepIterator end;
2051         dep.GlobOr(start, end); // ++dep
2052
2053         _forever {
2054             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
2055
2056             // yes, seriously. (wtf?)
2057             if (start == end)
2058                 break;
2059             ++start;
2060         }
2061     } return self;
2062 }
2063
2064 + (NSArray *) _attributeKeys {
2065     return [NSArray arrayWithObjects:
2066         @"clauses",
2067         @"relationship",
2068     nil];
2069 }
2070
2071 - (NSArray *) attributeKeys {
2072     return [[self class] _attributeKeys];
2073 }
2074
2075 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2076     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2077 }
2078
2079 - (NSString *) relationship {
2080     return relationship_;
2081 }
2082
2083 - (NSArray *) clauses {
2084     return clauses_;
2085 }
2086
2087 - (void) addClause:(CydiaClause *)clause {
2088     [clauses_ addObject:clause];
2089 }
2090
2091 @end
2092 /* }}} */
2093 /* Package Class {{{ */
2094 struct ParsedPackage {
2095     CYString md5sum_;
2096     CYString tagline_;
2097
2098     CYString architecture_;
2099     CYString icon_;
2100
2101     CYString depiction_;
2102     CYString homepage_;
2103     CYString author_;
2104
2105     CYString support_;
2106 };
2107
2108 @interface Package : NSObject {
2109     uint32_t era_ : 25;
2110     @public uint32_t role_ : 3;
2111     uint32_t essential_ : 1;
2112     uint32_t obsolete_ : 1;
2113     uint32_t ignored_ : 1;
2114     uint32_t pooled_ : 1;
2115
2116     CYPool *pool_;
2117
2118     uint32_t rank_;
2119
2120     _transient Database *database_;
2121
2122     pkgCache::VerIterator version_;
2123     pkgCache::PkgIterator iterator_;
2124     pkgCache::VerFileIterator file_;
2125
2126     CYString id_;
2127     CYString name_;
2128     CYString transform_;
2129
2130     CYString latest_;
2131     CYString installed_;
2132     time_t upgraded_;
2133
2134     const char *section_;
2135     _transient NSString *section$_;
2136
2137     _H<Source> source_;
2138
2139     PackageValue *metadata_;
2140     ParsedPackage *parsed_;
2141
2142     _H<NSMutableArray> tags_;
2143 }
2144
2145 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database;
2146 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database;
2147
2148 - (pkgCache::PkgIterator) iterator;
2149 - (void) parse;
2150
2151 - (NSString *) section;
2152 - (NSString *) simpleSection;
2153
2154 - (NSString *) longSection;
2155 - (NSString *) shortSection;
2156
2157 - (NSString *) uri;
2158
2159 - (MIMEAddress *) maintainer;
2160 - (size_t) size;
2161 - (NSString *) longDescription;
2162 - (NSString *) shortDescription;
2163 - (unichar) index;
2164
2165 - (PackageValue *) metadata;
2166 - (time_t) seen;
2167
2168 - (bool) subscribed;
2169 - (bool) setSubscribed:(bool)subscribed;
2170
2171 - (BOOL) ignored;
2172
2173 - (NSString *) latest;
2174 - (NSString *) installed;
2175 - (BOOL) uninstalled;
2176
2177 - (BOOL) upgradableAndEssential:(BOOL)essential;
2178 - (BOOL) essential;
2179 - (BOOL) broken;
2180 - (BOOL) unfiltered;
2181 - (BOOL) visible;
2182
2183 - (BOOL) half;
2184 - (BOOL) halfConfigured;
2185 - (BOOL) halfInstalled;
2186 - (BOOL) hasMode;
2187 - (NSString *) mode;
2188
2189 - (NSString *) id;
2190 - (NSString *) name;
2191 - (UIImage *) icon;
2192 - (NSString *) homepage;
2193 - (NSString *) depiction;
2194 - (MIMEAddress *) author;
2195
2196 - (NSString *) support;
2197
2198 - (NSArray *) files;
2199 - (NSArray *) warnings;
2200 - (NSArray *) applications;
2201
2202 - (Source *) source;
2203
2204 - (uint32_t) rank;
2205 - (BOOL) matches:(NSArray *)query;
2206
2207 - (BOOL) hasTag:(NSString *)tag;
2208 - (NSString *) primaryPurpose;
2209 - (NSArray *) purposes;
2210 - (bool) isCommercial;
2211
2212 - (void) setIndex:(size_t)index;
2213
2214 - (CYString &) cyname;
2215
2216 - (uint32_t) compareBySection:(NSArray *)sections;
2217
2218 - (void) install;
2219 - (void) remove;
2220
2221 @end
2222
2223 uint32_t PackageChangesRadix(Package *self, void *) {
2224     union {
2225         uint32_t key;
2226
2227         struct {
2228             uint32_t timestamp : 30;
2229             uint32_t ignored : 1;
2230             uint32_t upgradable : 1;
2231         } bits;
2232     } value;
2233
2234     bool upgradable([self upgradableAndEssential:YES]);
2235     value.bits.upgradable = upgradable ? 1 : 0;
2236
2237     if (upgradable) {
2238         value.bits.timestamp = 0;
2239         value.bits.ignored = [self ignored] ? 0 : 1;
2240         value.bits.upgradable = 1;
2241     } else {
2242         value.bits.timestamp = [self seen] >> 2;
2243         value.bits.ignored = 0;
2244         value.bits.upgradable = 0;
2245     }
2246
2247     return _not(uint32_t) - value.key;
2248 }
2249
2250 CYString &(*PackageName)(Package *self, SEL sel);
2251
2252 uint32_t PackagePrefixRadix(Package *self, void *context) {
2253     size_t offset(reinterpret_cast<size_t>(context));
2254     CYString &name(PackageName(self, @selector(cyname)));
2255
2256     size_t size(name.size());
2257     if (size == 0)
2258         return 0;
2259     char *text(name.data());
2260
2261     size_t zeros;
2262     if (!isdigit(text[0]))
2263         zeros = 0;
2264     else {
2265         size_t digits(1);
2266         while (size != digits && isdigit(text[digits]))
2267             if (++digits == 4)
2268                 break;
2269         zeros = 4 - digits;
2270     }
2271
2272     uint8_t data[4];
2273
2274     if (offset == 0 && zeros != 0) {
2275         memset(data, '0', zeros);
2276         memcpy(data + zeros, text, 4 - zeros);
2277     } else {
2278         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2279         if (size <= offset - zeros)
2280             return 0;
2281
2282         text += offset - zeros;
2283         size -= offset - zeros;
2284
2285         if (size >= 4)
2286             memcpy(data, text, 4);
2287         else {
2288             memcpy(data, text, size);
2289             memset(data + size, 0, 4 - size);
2290         }
2291
2292         for (size_t i(0); i != 4; ++i)
2293             if (isalpha(data[i]))
2294                 data[i] |= 0x20;
2295     }
2296
2297     if (offset == 0)
2298         if (data[0] == '@')
2299             data[0] = 0x7f;
2300         else
2301             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2302
2303     /* XXX: ntohl may be more honest */
2304     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2305 }
2306
2307 CFComparisonResult StringNameCompare(CFStringRef lhn, CFStringRef rhn, size_t length) {
2308     _profile(PackageNameCompare)
2309         if (lhn == NULL)
2310             return rhn == NULL ? kCFCompareEqualTo : kCFCompareLessThan;
2311         else if (rhn == NULL)
2312             return kCFCompareGreaterThan;
2313
2314         CFIndex length(CFStringGetLength(lhn));
2315
2316         _profile(PackageNameCompare$NumbersLast)
2317             if (length != 0 && CFStringGetLength(rhn) != 0) {
2318                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2319                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2320                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2321                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2322                     return lha ? kCFCompareLessThan : kCFCompareGreaterThan;
2323             }
2324         _end
2325
2326         _profile(PackageNameCompare$Compare)
2327             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, (CFLocaleRef) (id) CollationLocale_);
2328         _end
2329     _end
2330 }
2331
2332 _finline CFComparisonResult StringNameCompare(NSString *lhn, NSString*rhn, size_t length) {
2333     return StringNameCompare((CFStringRef) lhn, (CFStringRef) rhn, length);
2334 }
2335
2336 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2337     CYString &lhn(PackageName(lhs, @selector(cyname)));
2338     NSString *rhn(PackageName(rhs, @selector(cyname)));
2339     return StringNameCompare(lhn, rhn, lhn.size());
2340 }
2341
2342 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *arg) {
2343     return PackageNameCompare(*lhs, *rhs, arg);
2344 }
2345
2346 struct PackageNameOrdering :
2347     std::binary_function<Package *, Package *, bool>
2348 {
2349     _finline bool operator ()(Package *lhs, Package *rhs) const {
2350         return PackageNameCompare(lhs, rhs, NULL) == kCFCompareLessThan;
2351     }
2352 };
2353
2354 @implementation Package
2355
2356 - (NSString *) description {
2357     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2358 }
2359
2360 - (void) dealloc {
2361     if (!pooled_)
2362         delete pool_;
2363     if (parsed_ != NULL)
2364         delete parsed_;
2365     [super dealloc];
2366 }
2367
2368 + (NSString *) webScriptNameForSelector:(SEL)selector {
2369     if (false);
2370     else if (selector == @selector(clear))
2371         return @"clear";
2372     else if (selector == @selector(getField:))
2373         return @"getField";
2374     else if (selector == @selector(getRecord))
2375         return @"getRecord";
2376     else if (selector == @selector(hasTag:))
2377         return @"hasTag";
2378     else if (selector == @selector(install))
2379         return @"install";
2380     else if (selector == @selector(remove))
2381         return @"remove";
2382     else
2383         return nil;
2384 }
2385
2386 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2387     return [self webScriptNameForSelector:selector] == nil;
2388 }
2389
2390 + (NSArray *) _attributeKeys {
2391     return [NSArray arrayWithObjects:
2392         @"applications",
2393         @"architecture",
2394         @"author",
2395         @"depiction",
2396         @"essential",
2397         @"homepage",
2398         @"icon",
2399         @"id",
2400         @"installed",
2401         @"latest",
2402         @"longDescription",
2403         @"longSection",
2404         @"maintainer",
2405         @"md5sum",
2406         @"mode",
2407         @"name",
2408         @"purposes",
2409         @"relations",
2410         @"section",
2411         @"selection",
2412         @"shortDescription",
2413         @"shortSection",
2414         @"simpleSection",
2415         @"size",
2416         @"source",
2417         @"state",
2418         @"support",
2419         @"tags",
2420         @"upgraded",
2421         @"warnings",
2422     nil];
2423 }
2424
2425 - (NSArray *) attributeKeys {
2426     return [[self class] _attributeKeys];
2427 }
2428
2429 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2430     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2431 }
2432
2433 - (NSArray *) relations {
2434 @synchronized (database_) {
2435     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2436     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2437         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2438     return relations;
2439 } }
2440
2441 - (NSString *) architecture {
2442     [self parse];
2443 @synchronized (database_) {
2444     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2445 } }
2446
2447 - (NSString *) getField:(NSString *)name {
2448 @synchronized (database_) {
2449     if ([database_ era] != era_ || file_.end())
2450         return nil;
2451
2452     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2453
2454     const char *start, *end;
2455     if (!parser.Find([name UTF8String], start, end))
2456         return (NSString *) [NSNull null];
2457
2458     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2459 } }
2460
2461 - (NSString *) getRecord {
2462 @synchronized (database_) {
2463     if ([database_ era] != era_ || file_.end())
2464         return nil;
2465
2466     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2467
2468     const char *start, *end;
2469     parser.GetRec(start, end);
2470
2471     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2472 } }
2473
2474 - (void) parse {
2475     if (parsed_ != NULL)
2476         return;
2477 @synchronized (database_) {
2478     if ([database_ era] != era_ || file_.end())
2479         return;
2480
2481     ParsedPackage *parsed(new ParsedPackage);
2482     parsed_ = parsed;
2483
2484     _profile(Package$parse)
2485         pkgRecords::Parser *parser;
2486
2487         _profile(Package$parse$Lookup)
2488             parser = &[database_ records]->Lookup(file_);
2489         _end
2490
2491         CYString bugs;
2492         CYString website;
2493
2494         _profile(Package$parse$Find)
2495             struct {
2496                 const char *name_;
2497                 CYString *value_;
2498             } names[] = {
2499                 {"architecture", &parsed->architecture_},
2500                 {"icon", &parsed->icon_},
2501                 {"depiction", &parsed->depiction_},
2502                 {"homepage", &parsed->homepage_},
2503                 {"website", &website},
2504                 {"bugs", &bugs},
2505                 {"support", &parsed->support_},
2506                 {"author", &parsed->author_},
2507                 {"md5sum", &parsed->md5sum_},
2508             };
2509
2510             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2511                 const char *start, *end;
2512
2513                 if (parser->Find(names[i].name_, start, end)) {
2514                     CYString &value(*names[i].value_);
2515                     _profile(Package$parse$Value)
2516                         value.set(pool_, start, end - start);
2517                     _end
2518                 }
2519             }
2520         _end
2521
2522         _profile(Package$parse$Tagline)
2523             parsed->tagline_.set(pool_, parser->ShortDesc());
2524         _end
2525
2526         _profile(Package$parse$Retain)
2527             if (parsed->homepage_.empty())
2528                 parsed->homepage_ = website;
2529             if (parsed->homepage_ == parsed->depiction_)
2530                 parsed->homepage_.clear();
2531             if (parsed->support_.empty())
2532                 parsed->support_ = bugs;
2533         _end
2534     _end
2535 } }
2536
2537 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database {
2538     if ((self = [super init]) != nil) {
2539     _profile(Package$initWithVersion)
2540         if (pool == NULL)
2541             pool_ = new CYPool();
2542         else {
2543             pool_ = pool;
2544             pooled_ = true;
2545         }
2546
2547         database_ = database;
2548         era_ = [database era];
2549
2550         version_ = version;
2551
2552         pkgCache::PkgIterator iterator(version_.ParentPkg());
2553         iterator_ = iterator;
2554
2555         _profile(Package$initWithVersion$Version)
2556             file_ = version_.FileList();
2557         _end
2558
2559         _profile(Package$initWithVersion$Cache)
2560             name_.set(NULL, version_.Display());
2561
2562             latest_.set(NULL, StripVersion_(version_.VerStr()));
2563
2564             pkgCache::VerIterator current(iterator.CurrentVer());
2565             if (!current.end())
2566                 installed_.set(NULL, StripVersion_(current.VerStr()));
2567         _end
2568
2569         _profile(Package$initWithVersion$Transliterate) do {
2570             if (CollationTransl_ == NULL)
2571                 break;
2572             if (name_.empty())
2573                 break;
2574
2575             _profile(Package$initWithVersion$Transliterate$utf8)
2576             const uint8_t *data(reinterpret_cast<const uint8_t *>(name_.data()));
2577             for (size_t i(0), e(name_.size()); i != e; ++i)
2578                 if (data[i] >= 0x80)
2579                     goto extended;
2580             break; extended:;
2581             _end
2582
2583             UErrorCode code(U_ZERO_ERROR);
2584             int32_t length;
2585
2586             _profile(Package$initWithVersion$Transliterate$u_strFromUTF8WithSub)
2587             CollationString_.resize(name_.size());
2588             u_strFromUTF8WithSub(&CollationString_[0], CollationString_.size(), &length, name_.data(), name_.size(), 0xfffd, NULL, &code);
2589             if (!U_SUCCESS(code))
2590                 break;
2591             CollationString_.resize(length);
2592             _end
2593
2594             _profile(Package$initWithVersion$Transliterate$utrans_trans)
2595             length = CollationString_.size();
2596             utrans_trans(CollationTransl_, reinterpret_cast<UReplaceable *>(&CollationString_), &CollationUCalls_, 0, &length, &code);
2597             if (!U_SUCCESS(code))
2598                 break;
2599             _assert(CollationString_.size() == length);
2600             _end
2601
2602             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$preflight)
2603             u_strToUTF8WithSub(NULL, 0, &length, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2604             if (code == U_BUFFER_OVERFLOW_ERROR)
2605                 code = U_ZERO_ERROR;
2606             else if (!U_SUCCESS(code))
2607                 break;
2608             _end
2609
2610             char *transform;
2611             _profile(Package$initWithVersion$Transliterate$apr_palloc)
2612             transform = pool_->malloc<char>(length);
2613             _end
2614             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$transform)
2615             u_strToUTF8WithSub(transform, length, NULL, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2616             if (!U_SUCCESS(code))
2617                 break;
2618             _end
2619
2620             transform_.set(NULL, transform, length);
2621         } while (false); _end
2622
2623         _profile(Package$initWithVersion$Tags)
2624 #ifdef __arm64__
2625             pkgCache::TagIterator tag(version_.TagList());
2626 #else
2627             pkgCache::TagIterator tag(iterator.TagList());
2628 #endif
2629             if (!tag.end()) {
2630                 tags_ = [NSMutableArray arrayWithCapacity:8];
2631
2632                 goto tag; for (; !tag.end(); ++tag) tag: {
2633                     const char *name(tag.Name());
2634                     NSString *string((NSString *) CYStringCreate(name));
2635                     if (string == nil)
2636                         continue;
2637
2638                     [tags_ addObject:[string autorelease]];
2639
2640                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2641                         if (strcmp(name + 6, "enduser") == 0)
2642                             role_ = 1;
2643                         else if (strcmp(name + 6, "hacker") == 0)
2644                             role_ = 2;
2645                         else if (strcmp(name + 6, "developer") == 0)
2646                             role_ = 3;
2647                         else if (strcmp(name + 6, "cydia") == 0)
2648                             role_ = 7;
2649                         else
2650                             role_ = 4;
2651                     }
2652
2653                     if (strncmp(name, "cydia::", 7) == 0) {
2654                         if (strcmp(name + 7, "essential") == 0)
2655                             essential_ = true;
2656                         else if (strcmp(name + 7, "obsolete") == 0)
2657                             obsolete_ = true;
2658                     }
2659                 }
2660             }
2661         _end
2662
2663         _profile(Package$initWithVersion$Metadata)
2664             const char *mixed(iterator.Name());
2665             size_t size(strlen(mixed));
2666             static const size_t prefix(sizeof("/var/lib/dpkg/info/") - 1);
2667             char lower[prefix + size + 5 + 1];
2668
2669             for (size_t i(0); i != size; ++i)
2670                 lower[prefix + i] = mixed[i] | 0x20;
2671
2672             if (!installed_.empty()) {
2673                 memcpy(lower, "/var/lib/dpkg/info/", prefix);
2674                 memcpy(lower + prefix + size, ".list", 6);
2675                 struct stat info;
2676                 if (stat(lower, &info) != -1)
2677                     upgraded_ = info.st_birthtime;
2678             }
2679
2680             PackageValue *metadata(PackageFind(lower + prefix, size));
2681             metadata_ = metadata;
2682
2683             id_.set(NULL, metadata->name_, size);
2684
2685             const char *latest(version_.VerStr());
2686             size_t length(strlen(latest));
2687
2688             uint16_t vhash(hashlittle(latest, length));
2689
2690             size_t capped(std::min<size_t>(8, length));
2691             latest = latest + length - capped;
2692
2693             if (metadata->first_ == 0)
2694                 metadata->first_ = now_;
2695
2696             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2697                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2698                 metadata->vhash_ = vhash;
2699                 metadata->last_ = now_;
2700             } else if (metadata->last_ == 0)
2701                 metadata->last_ = metadata->first_;
2702         _end
2703
2704         _profile(Package$initWithVersion$Section)
2705             section_ = version_.Section();
2706         _end
2707
2708         _profile(Package$initWithVersion$Flags)
2709             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2710             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2711         _end
2712     _end } return self;
2713 }
2714
2715 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database {
2716     pkgCache::VerIterator version;
2717
2718     _profile(Package$packageWithIterator$GetCandidateVer)
2719         version = [database policy]->GetCandidateVer(iterator);
2720     _end
2721
2722     if (version.end())
2723         return nil;
2724
2725     Package *package;
2726
2727     _profile(Package$packageWithIterator$Allocate)
2728         package = [Package allocWithZone:zone];
2729     _end
2730
2731     _profile(Package$packageWithIterator$Initialize)
2732         package = [package
2733             initWithVersion:version
2734             withZone:zone
2735             inPool:pool
2736             database:database
2737         ];
2738     _end
2739
2740     _profile(Package$packageWithIterator$Autorelease)
2741         package = [package autorelease];
2742     _end
2743
2744     return package;
2745 }
2746
2747 - (pkgCache::PkgIterator) iterator {
2748     return iterator_;
2749 }
2750
2751 - (NSArray *) downgrades {
2752     NSMutableArray *versions([NSMutableArray arrayWithCapacity:4]);
2753
2754     for (auto version(iterator_.VersionList()); !version.end(); ++version) {
2755         if (version == version_)
2756             continue;
2757         Package *package([[[Package allocWithZone:NULL] initWithVersion:version withZone:NULL inPool:NULL database:database_] autorelease]);
2758         if ([package source] == nil)
2759             continue;
2760         [versions addObject:package];
2761     }
2762
2763     return versions;
2764 }
2765
2766 - (NSString *) section {
2767     if (section$_ == nil) {
2768         if (section_ == NULL)
2769             return nil;
2770
2771         _profile(Package$section$mappedSectionForPointer)
2772             section$_ = [database_ mappedSectionForPointer:section_];
2773         _end
2774     } return section$_;
2775 }
2776
2777 - (NSString *) simpleSection {
2778     if (NSString *section = [self section])
2779         return Simplify(section);
2780     else
2781         return nil;
2782 }
2783
2784 - (NSString *) longSection {
2785     if (NSString *section = [self section])
2786         return LocalizeSection(section);
2787     else
2788         return nil;
2789 }
2790
2791 - (NSString *) shortSection {
2792     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2793 }
2794
2795 - (NSString *) uri {
2796     return nil;
2797 #if 0
2798     pkgIndexFile *index;
2799     pkgCache::PkgFileIterator file(file_.File());
2800     if (![database_ list].FindIndex(file, index))
2801         return nil;
2802     return [NSString stringWithUTF8String:iterator_->Path];
2803     //return [NSString stringWithUTF8String:file.Site()];
2804     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2805 #endif
2806 }
2807
2808 - (MIMEAddress *) maintainer {
2809 @synchronized (database_) {
2810     if ([database_ era] != era_ || file_.end())
2811         return nil;
2812
2813     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2814     const std::string &maintainer(parser->Maintainer());
2815     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2816 } }
2817
2818 - (NSString *) md5sum {
2819     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2820 }
2821
2822 - (size_t) size {
2823 @synchronized (database_) {
2824     if ([database_ era] != era_ || version_.end())
2825         return 0;
2826
2827     return version_->InstalledSize;
2828 } }
2829
2830 - (NSString *) longDescription {
2831 @synchronized (database_) {
2832     if ([database_ era] != era_ || file_.end())
2833         return nil;
2834
2835     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2836     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2837
2838     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2839     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2840     if ([lines count] < 2)
2841         return nil;
2842
2843     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2844     for (size_t i(1), e([lines count]); i != e; ++i) {
2845         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2846         [trimmed addObject:trim];
2847     }
2848
2849     return [trimmed componentsJoinedByString:@"\n"];
2850 } }
2851
2852 - (NSString *) shortDescription {
2853     if (parsed_ != NULL)
2854         return static_cast<NSString *>(parsed_->tagline_);
2855
2856 @synchronized (database_) {
2857     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2858     std::string value(parser.ShortDesc());
2859     if (value.empty())
2860         return nil;
2861     if (value.size() > 200)
2862         value.resize(200);
2863     return [(id) CYStringCreate(value) autorelease];
2864 } }
2865
2866 - (unichar) index {
2867     _profile(Package$index)
2868         CFStringRef name((CFStringRef) [self name]);
2869         if (CFStringGetLength(name) == 0)
2870             return '#';
2871         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2872         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2873             return '#';
2874         return toupper(character);
2875     _end
2876 }
2877
2878 - (PackageValue *) metadata {
2879     return metadata_;
2880 }
2881
2882 - (time_t) seen {
2883     PackageValue *metadata([self metadata]);
2884     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2885 }
2886
2887 - (bool) subscribed {
2888     return [self metadata]->subscribed_;
2889 }
2890
2891 - (bool) setSubscribed:(bool)subscribed {
2892     PackageValue *metadata([self metadata]);
2893     if (metadata->subscribed_ == subscribed)
2894         return false;
2895     metadata->subscribed_ = subscribed;
2896     return true;
2897 }
2898
2899 - (BOOL) ignored {
2900     return ignored_;
2901 }
2902
2903 - (NSString *) latest {
2904     return latest_;
2905 }
2906
2907 - (NSString *) installed {
2908     return installed_;
2909 }
2910
2911 - (BOOL) uninstalled {
2912     return installed_.empty();
2913 }
2914
2915 - (BOOL) upgradableAndEssential:(BOOL)essential {
2916     _profile(Package$upgradableAndEssential)
2917         pkgCache::VerIterator current(iterator_.CurrentVer());
2918         if (current.end())
2919             return essential && essential_;
2920         else
2921             return version_ != current;
2922     _end
2923 }
2924
2925 - (BOOL) essential {
2926     return essential_;
2927 }
2928
2929 - (BOOL) broken {
2930     return [database_ cache][iterator_].InstBroken();
2931 }
2932
2933 - (BOOL) unfiltered {
2934     _profile(Package$unfiltered$obsolete)
2935         if (_unlikely(obsolete_))
2936             return false;
2937     _end
2938
2939     _profile(Package$unfiltered$role)
2940         if (_unlikely(role_ > 3))
2941             return false;
2942     _end
2943
2944     return true;
2945 }
2946
2947 - (BOOL) visible {
2948     if (![self unfiltered])
2949         return false;
2950
2951     NSString *section;
2952
2953     _profile(Package$visible$section)
2954         section = [self section];
2955     _end
2956
2957     _profile(Package$visible$isSectionVisible)
2958         if (!isSectionVisible(section))
2959             return false;
2960     _end
2961
2962     return true;
2963 }
2964
2965 - (BOOL) half {
2966     unsigned char current(iterator_->CurrentState);
2967     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2968 }
2969
2970 - (BOOL) halfConfigured {
2971     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2972 }
2973
2974 - (BOOL) halfInstalled {
2975     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2976 }
2977
2978 - (BOOL) hasMode {
2979 @synchronized (database_) {
2980     if ([database_ era] != era_ || iterator_.end())
2981         return NO;
2982
2983     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2984     return state.Mode != pkgDepCache::ModeKeep;
2985 } }
2986
2987 - (NSString *) mode {
2988 @synchronized (database_) {
2989     if ([database_ era] != era_ || iterator_.end())
2990         return nil;
2991
2992     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2993
2994     switch (state.Mode) {
2995         case pkgDepCache::ModeDelete:
2996             if ((state.iFlags & pkgDepCache::Purge) != 0)
2997                 return @"PURGE";
2998             else
2999                 return @"REMOVE";
3000         case pkgDepCache::ModeKeep:
3001             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
3002                 return @"REINSTALL";
3003             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
3004                 return nil;*/
3005             else
3006                 return nil;
3007         case pkgDepCache::ModeInstall:
3008             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
3009                 return @"REINSTALL";
3010             else*/ switch (state.Status) {
3011                 case -1:
3012                     return @"DOWNGRADE";
3013                 case 0:
3014                     return @"INSTALL";
3015                 case 1:
3016                     return @"UPGRADE";
3017                 case 2:
3018                     return @"NEW_INSTALL";
3019                 _nodefault
3020             }
3021         _nodefault
3022     }
3023 } }
3024
3025 - (NSString *) id {
3026     return id_;
3027 }
3028
3029 - (NSString *) name {
3030     return name_.empty() ? id_ : name_;
3031 }
3032
3033 - (UIImage *) icon {
3034     NSString *section = [self simpleSection];
3035
3036     UIImage *icon(nil);
3037     if (parsed_ != NULL)
3038         if (NSString *href = parsed_->icon_)
3039             if ([href hasPrefix:@"file:///"])
3040                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3041     if (icon == nil) if (section != nil)
3042         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
3043     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
3044         if ([dicon hasPrefix:@"file:///"])
3045             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3046     if (icon == nil)
3047         icon = [UIImage imageNamed:@"unknown.png"];
3048     return icon;
3049 }
3050
3051 - (NSString *) homepage {
3052     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
3053 }
3054
3055 - (NSString *) depiction {
3056     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
3057 }
3058
3059 - (MIMEAddress *) author {
3060     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
3061 }
3062
3063 - (NSString *) support {
3064     return parsed_ != NULL && !parsed_->support_.empty() ? parsed_->support_ : [[self source] supportForPackage:id_];
3065 }
3066
3067 - (NSArray *) files {
3068     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
3069     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
3070
3071     std::ifstream fin;
3072     fin.open([path UTF8String]);
3073     if (!fin.is_open())
3074         return nil;
3075
3076     std::string line;
3077     while (std::getline(fin, line))
3078         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
3079
3080     return files;
3081 }
3082
3083 - (NSString *) state {
3084 @synchronized (database_) {
3085     if ([database_ era] != era_ || file_.end())
3086         return nil;
3087
3088     switch (iterator_->CurrentState) {
3089         case pkgCache::State::NotInstalled:
3090             return @"NotInstalled";
3091         case pkgCache::State::UnPacked:
3092             return @"UnPacked";
3093         case pkgCache::State::HalfConfigured:
3094             return @"HalfConfigured";
3095         case pkgCache::State::HalfInstalled:
3096             return @"HalfInstalled";
3097         case pkgCache::State::ConfigFiles:
3098             return @"ConfigFiles";
3099         case pkgCache::State::Installed:
3100             return @"Installed";
3101         case pkgCache::State::TriggersAwaited:
3102             return @"TriggersAwaited";
3103         case pkgCache::State::TriggersPending:
3104             return @"TriggersPending";
3105     }
3106
3107     return (NSString *) [NSNull null];
3108 } }
3109
3110 - (NSString *) selection {
3111 @synchronized (database_) {
3112     if ([database_ era] != era_ || file_.end())
3113         return nil;
3114
3115     switch (iterator_->SelectedState) {
3116         case pkgCache::State::Unknown:
3117             return @"Unknown";
3118         case pkgCache::State::Install:
3119             return @"Install";
3120         case pkgCache::State::Hold:
3121             return @"Hold";
3122         case pkgCache::State::DeInstall:
3123             return @"DeInstall";
3124         case pkgCache::State::Purge:
3125             return @"Purge";
3126     }
3127
3128     return (NSString *) [NSNull null];
3129 } }
3130
3131 - (NSArray *) warnings {
3132 @synchronized (database_) {
3133     if ([database_ era] != era_ || file_.end())
3134         return nil;
3135
3136     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
3137     const char *name(iterator_.Name());
3138
3139     size_t length(strlen(name));
3140     if (length < 2) invalid:
3141         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
3142     else for (size_t i(0); i != length; ++i)
3143         if (
3144             /* XXX: technically this is not allowed */
3145             (name[i] < 'A' || name[i] > 'Z') &&
3146             (name[i] < 'a' || name[i] > 'z') &&
3147             (name[i] < '0' || name[i] > '9') &&
3148             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
3149         ) goto invalid;
3150
3151     if (strcmp(name, "cydia") != 0) {
3152         bool cydia = false;
3153         bool user = false;
3154         bool _private = false;
3155         bool stash = false;
3156         bool dbstash = false;
3157         bool dsstore = false;
3158
3159         bool repository = [[self section] isEqualToString:@"Repositories"];
3160
3161         if (NSArray *files = [self files])
3162             for (NSString *file in files)
3163                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
3164                     cydia = true;
3165                 else if (!user && [file isEqualToString:@"/User"])
3166                     user = true;
3167                 else if (!_private && [file isEqualToString:@"/private"])
3168                     _private = true;
3169                 else if (!stash && [file isEqualToString:@"/var/stash"])
3170                     stash = true;
3171                 else if (!dbstash && [file isEqualToString:@"/var/db/stash"])
3172                     dbstash = true;
3173                 else if (!dsstore && [file hasSuffix:@"/.DS_Store"])
3174                     dsstore = true;
3175
3176         /* XXX: this is not sensitive enough. only some folders are valid. */
3177         if (cydia && !repository)
3178             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
3179         if (user)
3180             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
3181         if (_private)
3182             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
3183         if (stash)
3184             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
3185         if (dbstash)
3186             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/db/stash"]];
3187         if (dsstore)
3188             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @".DS_Store"]];
3189     }
3190
3191     return [warnings count] == 0 ? nil : warnings;
3192 } }
3193
3194 - (NSArray *) applications {
3195     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
3196
3197     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
3198
3199     static RegEx application_r("/Applications/(.*)\\.app/Info.plist");
3200     if (NSArray *files = [self files])
3201         for (NSString *file in files)
3202             if (application_r(file)) {
3203                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
3204                 if (info == nil)
3205                     continue;
3206                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
3207                 if (id == nil || [id isEqualToString:me])
3208                     continue;
3209
3210                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
3211                 if (display == nil)
3212                     display = application_r[1];
3213
3214                 NSString *bundle([file stringByDeletingLastPathComponent]);
3215                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
3216                 // XXX: maybe this should check if this is really a string, not just for length
3217                 if (icon == nil || ![icon respondsToSelector:@selector(length)] || [icon length] == 0)
3218                     icon = @"icon.png";
3219                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
3220
3221                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
3222                 [applications addObject:application];
3223
3224                 [application addObject:id];
3225                 [application addObject:display];
3226                 [application addObject:url];
3227             }
3228
3229     return [applications count] == 0 ? nil : applications;
3230 }
3231
3232 - (Source *) source {
3233     if (source_ == nil) {
3234         @synchronized (database_) {
3235             if ([database_ era] != era_ || file_.end())
3236                 source_ = (Source *) [NSNull null];
3237             else
3238                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
3239         }
3240     }
3241
3242     return source_ == (Source *) [NSNull null] ? nil : source_;
3243 }
3244
3245 - (time_t) upgraded {
3246     return upgraded_;
3247 }
3248
3249 - (uint32_t) recent {
3250     return std::numeric_limits<uint32_t>::max() - upgraded_;
3251 }
3252
3253 - (uint32_t) rank {
3254     return rank_;
3255 }
3256
3257 - (BOOL) matches:(NSArray *)query {
3258     if (query == nil || [query count] == 0)
3259         return NO;
3260
3261     rank_ = 0;
3262
3263     NSString *string;
3264     NSRange range;
3265     NSUInteger length;
3266
3267     string = [self name];
3268     length = [string length];
3269
3270     if (length != 0)
3271     for (NSString *term in query) {
3272         range = [string rangeOfString:term options:MatchCompareOptions_];
3273         if (range.location != NSNotFound)
3274             rank_ -= 6 * 1000000 / length;
3275     }
3276
3277     if (rank_ == 0) {
3278         string = [self id];
3279         length = [string length];
3280
3281         if (length != 0)
3282         for (NSString *term in query) {
3283             range = [string rangeOfString:term options:MatchCompareOptions_];
3284             if (range.location != NSNotFound)
3285                 rank_ -= 6 * 1000000 / length;
3286         }
3287     }
3288
3289     string = [self shortDescription];
3290     length = [string length];
3291     NSUInteger stop(std::min<NSUInteger>(length, 200));
3292
3293     if (length != 0)
3294     for (NSString *term in query) {
3295         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
3296         if (range.location != NSNotFound)
3297             rank_ -= 2 * 100000;
3298     }
3299
3300     return rank_ != 0;
3301 }
3302
3303 - (NSArray *) tags {
3304     return tags_;
3305 }
3306
3307 - (BOOL) hasTag:(NSString *)tag {
3308     return tags_ == nil ? NO : [tags_ containsObject:tag];
3309 }
3310
3311 - (NSString *) primaryPurpose {
3312     for (NSString *tag in (NSArray *) tags_)
3313         if ([tag hasPrefix:@"purpose::"])
3314             return [tag substringFromIndex:9];
3315     return nil;
3316 }
3317
3318 - (NSArray *) purposes {
3319     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3320     for (NSString *tag in (NSArray *) tags_)
3321         if ([tag hasPrefix:@"purpose::"])
3322             [purposes addObject:[tag substringFromIndex:9]];
3323     return [purposes count] == 0 ? nil : purposes;
3324 }
3325
3326 - (bool) isCommercial {
3327     return [self hasTag:@"cydia::commercial"];
3328 }
3329
3330 - (void) setIndex:(size_t)index {
3331     if (metadata_->index_ != index)
3332         metadata_->index_ = index;
3333 }
3334
3335 - (CYString &) cyname {
3336     return !transform_.empty() ? transform_ : !name_.empty() ? name_ : id_;
3337 }
3338
3339 - (uint32_t) compareBySection:(NSArray *)sections {
3340     NSString *section([self section]);
3341     for (size_t i(0), e([sections count]); i != e; ++i) {
3342         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3343             return i;
3344     }
3345
3346     return _not(uint32_t);
3347 }
3348
3349 - (void) clear {
3350 @synchronized (database_) {
3351     if ([database_ era] != era_ || file_.end())
3352         return;
3353
3354     pkgProblemResolver *resolver = [database_ resolver];
3355     resolver->Clear(iterator_);
3356
3357     pkgCacheFile &cache([database_ cache]);
3358     cache->SetReInstall(iterator_, false);
3359     cache->MarkKeep(iterator_, false);
3360 } }
3361
3362 - (void) install {
3363 @synchronized (database_) {
3364     if ([database_ era] != era_ || file_.end())
3365         return;
3366
3367     pkgProblemResolver *resolver = [database_ resolver];
3368     resolver->Clear(iterator_);
3369     resolver->Protect(iterator_);
3370
3371     pkgCacheFile &cache([database_ cache]);
3372     cache->SetCandidateVersion(version_);
3373     cache->SetReInstall(iterator_, false);
3374     cache->MarkInstall(iterator_, false);
3375
3376     pkgDepCache::StateCache &state((*cache)[iterator_]);
3377     if (!state.Install())
3378         cache->SetReInstall(iterator_, true);
3379 } }
3380
3381 - (void) remove {
3382 @synchronized (database_) {
3383     if ([database_ era] != era_ || file_.end())
3384         return;
3385
3386     pkgProblemResolver *resolver = [database_ resolver];
3387     resolver->Clear(iterator_);
3388     resolver->Remove(iterator_);
3389     resolver->Protect(iterator_);
3390
3391     pkgCacheFile &cache([database_ cache]);
3392     cache->SetReInstall(iterator_, false);
3393     cache->MarkDelete(iterator_, true);
3394 } }
3395
3396 @end
3397 /* }}} */
3398 /* Section Class {{{ */
3399 @interface Section : NSObject {
3400     _H<NSString> name_;
3401     size_t row_;
3402     size_t count_;
3403     _H<NSString> localized_;
3404 }
3405
3406 - (NSComparisonResult) compareByLocalized:(Section *)section;
3407 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3408 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3409 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3410
3411 - (NSString *) name;
3412 - (void) setName:(NSString *)name;
3413
3414 - (size_t) row;
3415 - (size_t) count;
3416
3417 - (void) addToRow;
3418 - (void) addToCount;
3419
3420 - (void) setCount:(size_t)count;
3421 - (NSString *) localized;
3422
3423 @end
3424
3425 @implementation Section
3426
3427 - (NSComparisonResult) compareByLocalized:(Section *)section {
3428     NSString *lhs(localized_);
3429     NSString *rhs([section localized]);
3430
3431     /*if ([lhs length] != 0 && [rhs length] != 0) {
3432         unichar lhc = [lhs characterAtIndex:0];
3433         unichar rhc = [rhs characterAtIndex:0];
3434
3435         if (isalpha(lhc) && !isalpha(rhc))
3436             return NSOrderedAscending;
3437         else if (!isalpha(lhc) && isalpha(rhc))
3438             return NSOrderedDescending;
3439     }*/
3440
3441     return [lhs compare:rhs options:LaxCompareOptions_];
3442 }
3443
3444 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3445     if ((self = [self initWithName:name localize:NO]) != nil) {
3446         if (localized != nil)
3447             localized_ = localized;
3448     } return self;
3449 }
3450
3451 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3452     return [self initWithName:name row:0 localize:localize];
3453 }
3454
3455 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3456     if ((self = [super init]) != nil) {
3457         name_ = name;
3458         row_ = row;
3459         if (localize)
3460             localized_ = LocalizeSection(name_);
3461     } return self;
3462 }
3463
3464 - (NSString *) name {
3465     return name_;
3466 }
3467
3468 - (void) setName:(NSString *)name {
3469     name_ = name;
3470 }
3471
3472 - (size_t) row {
3473     return row_;
3474 }
3475
3476 - (size_t) count {
3477     return count_;
3478 }
3479
3480 - (void) addToRow {
3481     ++row_;
3482 }
3483
3484 - (void) addToCount {
3485     ++count_;
3486 }
3487
3488 - (void) setCount:(size_t)count {
3489     count_ = count;
3490 }
3491
3492 - (NSString *) localized {
3493     return localized_;
3494 }
3495
3496 @end
3497 /* }}} */
3498
3499 class CydiaLogCleaner :
3500     public pkgArchiveCleaner
3501 {
3502   protected:
3503     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3504         unlink(File);
3505     }
3506 };
3507
3508 /* Database Implementation {{{ */
3509 @implementation Database
3510
3511 + (Database *) sharedInstance {
3512     static _H<Database> instance;
3513     if (instance == nil)
3514         instance = [[[Database alloc] init] autorelease];
3515     return instance;
3516 }
3517
3518 - (unsigned) era {
3519     return era_;
3520 }
3521
3522 - (void) releasePackages {
3523     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3524     CFArrayRemoveAllValues(packages_);
3525 }
3526
3527 - (bool) hasPackages {
3528     return CFArrayGetCount(packages_) != 0;
3529 }
3530
3531 - (void) dealloc {
3532     // XXX: actually implement this thing
3533     _assert(false);
3534     [self releasePackages];
3535     NSRecycleZone(zone_);
3536     [super dealloc];
3537 }
3538
3539 - (void) _readCydia:(NSNumber *)fd {
3540     boost::fdistream is([fd intValue]);
3541     std::string line;
3542
3543     static RegEx finish_r("finish:([^:]*)");
3544
3545     while (std::getline(is, line)) {
3546         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3547
3548         const char *data(line.c_str());
3549         size_t size = line.size();
3550         lprintf("C:%s\n", data);
3551
3552         if (finish_r(data, size)) {
3553             NSString *finish = finish_r[1];
3554             int index = [Finishes_ indexOfObject:finish];
3555             if (index != INT_MAX && index > Finish_)
3556                 Finish_ = index;
3557         }
3558
3559         [pool release];
3560     }
3561
3562     _assume(false);
3563 }
3564
3565 - (void) _readStatus:(NSNumber *)fd {
3566     boost::fdistream is([fd intValue]);
3567     std::string line;
3568
3569     static RegEx conffile_r("status: [^ ]* : conffile-prompt : (.*?) *");
3570     static RegEx pmstatus_r("([^:]*):([^:]*):([^:]*):(.*)");
3571
3572     while (std::getline(is, line)) {
3573         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3574
3575         const char *data(line.c_str());
3576         size_t size(line.size());
3577         lprintf("S:%s\n", data);
3578
3579         if (conffile_r(data, size)) {
3580             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3581             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3582         } else if (strncmp(data, "status: ", 8) == 0) {
3583             // status: <package>: {unpacked,half-configured,installed}
3584             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3585             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3586         } else if (strncmp(data, "processing: ", 12) == 0) {
3587             // processing: configure: config-test
3588             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3589             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3590         } else if (pmstatus_r(data, size)) {
3591             std::string type([pmstatus_r[1] UTF8String]);
3592
3593             NSString *package = pmstatus_r[2];
3594             if ([package isEqualToString:@"dpkg-exec"])
3595                 package = nil;
3596
3597             float percent([pmstatus_r[3] floatValue]);
3598             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3599
3600             NSString *string = pmstatus_r[4];
3601
3602             if (type == "pmerror") {
3603                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3604                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3605             } else if (type == "pmstatus") {
3606                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3607                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3608             } else if (type == "pmconffile")
3609                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3610             else
3611                 lprintf("E:unknown pmstatus\n");
3612         } else
3613             lprintf("E:unknown status\n");
3614
3615         [pool release];
3616     }
3617
3618     _assume(false);
3619 }
3620
3621 - (void) _readOutput:(NSNumber *)fd {
3622     boost::fdistream is([fd intValue]);
3623     std::string line;
3624
3625     while (std::getline(is, line)) {
3626         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3627
3628         lprintf("O:%s\n", line.c_str());
3629
3630         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3631         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3632
3633         [pool release];
3634     }
3635
3636     _assume(false);
3637 }
3638
3639 - (FILE *) input {
3640     return input_;
3641 }
3642
3643 - (Package *) packageWithName:(NSString *)name {
3644     if (name == nil)
3645         return nil;
3646 @synchronized (self) {
3647     if (static_cast<pkgDepCache *>(cache_) == NULL)
3648         return nil;
3649     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]
3650 #ifdef __arm64__
3651         , "any"
3652 #endif
3653     ));
3654     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3655 } }
3656
3657 - (id) init {
3658     if ((self = [super init]) != nil) {
3659         policy_ = NULL;
3660         records_ = NULL;
3661         resolver_ = NULL;
3662         fetcher_ = NULL;
3663         lock_ = NULL;
3664
3665         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3666
3667         size_t capacity(MetaFile_->active_);
3668         if (capacity == 0)
3669             capacity = 16384;
3670         else
3671             capacity += 1024;
3672
3673         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3674         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3675
3676         int fds[2];
3677
3678         _assert(pipe(fds) != -1);
3679         cydiafd_ = fds[1];
3680
3681         _config->Set("APT::Keep-Fds::", cydiafd_);
3682         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3683
3684         [NSThread
3685             detachNewThreadSelector:@selector(_readCydia:)
3686             toTarget:self
3687             withObject:[NSNumber numberWithInt:fds[0]]
3688         ];
3689
3690         _assert(pipe(fds) != -1);
3691         statusfd_ = fds[1];
3692
3693         [NSThread
3694             detachNewThreadSelector:@selector(_readStatus:)
3695             toTarget:self
3696             withObject:[NSNumber numberWithInt:fds[0]]
3697         ];
3698
3699         _assert(pipe(fds) != -1);
3700         _assert(dup2(fds[0], 0) != -1);
3701         _assert(close(fds[0]) != -1);
3702
3703         input_ = fdopen(fds[1], "a");
3704
3705         _assert(pipe(fds) != -1);
3706         _assert(dup2(fds[1], 1) != -1);
3707         _assert(close(fds[1]) != -1);
3708
3709         [NSThread
3710             detachNewThreadSelector:@selector(_readOutput:)
3711             toTarget:self
3712             withObject:[NSNumber numberWithInt:fds[0]]
3713         ];
3714     } return self;
3715 }
3716
3717 - (pkgCacheFile &) cache {
3718     return cache_;
3719 }
3720
3721 - (pkgDepCache::Policy *) policy {
3722     return policy_;
3723 }
3724
3725 - (pkgRecords *) records {
3726     return records_;
3727 }
3728
3729 - (pkgProblemResolver *) resolver {
3730     return resolver_;
3731 }
3732
3733 - (pkgAcquire &) fetcher {
3734     return *fetcher_;
3735 }
3736
3737 - (pkgSourceList &) list {
3738     return *list_;
3739 }
3740
3741 - (NSArray *) packages {
3742     return (NSArray *) packages_;
3743 }
3744
3745 - (NSArray *) sources {
3746     return sourceList_;
3747 }
3748
3749 - (Source *) sourceWithKey:(NSString *)key {
3750     for (Source *source in [self sources]) {
3751         if ([[source key] isEqualToString:key])
3752             return source;
3753     } return nil;
3754 }
3755
3756 - (bool) popErrorWithTitle:(NSString *)title {
3757     bool fatal(false);
3758
3759     while (!_error->empty()) {
3760         std::string error;
3761         bool warning(!_error->PopMessage(error));
3762         if (!warning)
3763             fatal = true;
3764
3765         for (;;) {
3766             size_t size(error.size());
3767             if (size == 0 || error[size - 1] != '\n')
3768                 break;
3769             error.resize(size - 1);
3770         }
3771
3772         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3773
3774         static RegEx no_pubkey("GPG error:.* NO_PUBKEY .*");
3775         if (warning && no_pubkey(error.c_str()))
3776             continue;
3777
3778         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3779     }
3780
3781     return fatal;
3782 }
3783
3784 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3785     return [self popErrorWithTitle:title] || !success;
3786 }
3787
3788 - (bool) popErrorWithTitle:(NSString *)title forReadList:(pkgSourceList &)list {
3789     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3790         return true;
3791     return false;
3792
3793     list.Reset();
3794
3795     bool error(false);
3796
3797     if (access("/etc/apt/sources.list", F_OK) == 0)
3798         error |= [self popErrorWithTitle:title forOperation:list.ReadAppend("/etc/apt/sources.list")];
3799
3800     std::string base("/etc/apt/sources.list.d");
3801     if (DIR *sources = opendir(base.c_str())) {
3802         while (dirent *source = readdir(sources))
3803             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)
3804                 error |= [self popErrorWithTitle:title forOperation:list.ReadAppend((base + "/" + source->d_name).c_str())];
3805         closedir(sources);
3806     }
3807
3808     error |= [self popErrorWithTitle:title forOperation:list.ReadAppend(SOURCES_LIST)];
3809
3810     return error;
3811 }
3812
3813 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3814 @synchronized (self) {
3815     ++era_;
3816
3817     [self releasePackages];
3818
3819     sourceMap_.clear();
3820     [sourceList_ removeAllObjects];
3821
3822     _error->Discard();
3823
3824     delete list_;
3825     list_ = NULL;
3826     manager_ = NULL;
3827     delete lock_;
3828     lock_ = NULL;
3829     delete fetcher_;
3830     fetcher_ = NULL;
3831     delete resolver_;
3832     resolver_ = NULL;
3833     delete records_;
3834     records_ = NULL;
3835     delete policy_;
3836     policy_ = NULL;
3837
3838     cache_.Close();
3839
3840     pool_.~CYPool();
3841     new (&pool_) CYPool();
3842
3843     NSRecycleZone(zone_);
3844     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3845
3846     int chk(creat("/tmp/cydia.chk", 0644));
3847     if (chk != -1)
3848         close(chk);
3849
3850     if (invocation != nil)
3851         [invocation invoke];
3852
3853     NSString *title(UCLocalize("DATABASE"));
3854
3855     list_ = new pkgSourceList();
3856     _profile(reloadDataWithInvocation$ReadMainList)
3857     if ([self popErrorWithTitle:title forReadList:*list_])
3858         return;
3859     _end
3860
3861     _profile(reloadDataWithInvocation$Source$initWithMetaIndex)
3862     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3863         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:&pool_] autorelease]);
3864         [sourceList_ addObject:object];
3865     }
3866     _end
3867
3868     _trace();
3869     OpProgress progress;
3870     bool opened;
3871   open:
3872     delock_ = GetStatusDate();
3873     _profile(reloadDataWithInvocation$pkgCacheFile)
3874         opened = cache_.Open(progress, false);
3875     _end
3876     if (!opened) {
3877         // XXX: this block should probably be merged with popError: in some way
3878         while (!_error->empty()) {
3879             std::string error;
3880             bool warning(!_error->PopMessage(error));
3881
3882             lprintf("cache_.Open():[%s]\n", error.c_str());
3883
3884             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3885
3886             SEL repair(NULL);
3887             if (false);
3888             else if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3889                 repair = @selector(configure);
3890             //else if (error == "The package lists or status file could not be parsed or opened.")
3891             //    repair = @selector(update);
3892             // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3893             // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3894             // else if (error == "Malformed Status line")
3895             // else if (error == "The list of sources could not be read.")
3896
3897             if (repair != NULL) {
3898                 _error->Discard();
3899                 [delegate_ repairWithSelector:repair];
3900                 goto open;
3901             }
3902         }
3903
3904         return;
3905     } else if ([self popErrorWithTitle:title forOperation:true])
3906         return;
3907     _trace();
3908
3909     unlink("/tmp/cydia.chk");
3910
3911     now_ = [[NSDate date] timeIntervalSince1970];
3912
3913     policy_ = new pkgDepCache::Policy();
3914     records_ = new pkgRecords(cache_);
3915     resolver_ = new pkgProblemResolver(cache_);
3916     fetcher_ = new pkgAcquire(&status_);
3917     lock_ = NULL;
3918
3919     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3920         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3921         return;
3922     }
3923
3924     _profile(reloadDataWithInvocation$pkgApplyStatus)
3925     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3926         return;
3927     _end
3928
3929     if (cache_->BrokenCount() != 0) {
3930         _profile(pkgApplyStatus$pkgFixBroken)
3931         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3932             return;
3933         _end
3934
3935         if (cache_->BrokenCount() != 0) {
3936             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3937             return;
3938         }
3939
3940         _profile(pkgApplyStatus$pkgMinimizeUpgrade)
3941         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3942             return;
3943         _end
3944     }
3945
3946     for (Source *object in (id) sourceList_) {
3947         metaIndex *source([object metaIndex]);
3948         std::vector<pkgIndexFile *> *indices = source->GetIndexFiles();
3949         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3950             // XXX: this could be more intelligent
3951             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3952                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3953                 if (!cached.end())
3954                     sourceMap_[cached->ID] = object;
3955             }
3956     }
3957
3958     {
3959         /*std::vector<Package *> packages;
3960         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3961         packages_ = nil;*/
3962
3963         _profile(reloadDataWithInvocation$packageWithIterator)
3964         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3965             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:&pool_ database:self])
3966                 //packages.push_back(package);
3967                 CFArrayAppendValue(packages_, CFRetain(package));
3968         _end
3969
3970
3971         /*if (packages.empty())
3972             packages_ = [[NSArray alloc] init];
3973         else
3974             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3975         _trace();*/
3976
3977         _profile(reloadDataWithInvocation$radix$8)
3978         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(8)];
3979         _end
3980
3981         _profile(reloadDataWithInvocation$radix$4)
3982         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3983         _end
3984
3985         _profile(reloadDataWithInvocation$radix$0)
3986         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3987         _end
3988
3989         _profile(reloadDataWithInvocation$insertion)
3990         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3991         _end
3992
3993         /*_profile(reloadDataWithInvocation$CFQSortArray)
3994         CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);
3995         _end*/
3996
3997         /*_profile(reloadDataWithInvocation$stdsort)
3998         std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3999         _end*/
4000
4001         /*_profile(reloadDataWithInvocation$CFArraySortValues)
4002         CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
4003         _end*/
4004
4005         /*_profile(reloadDataWithInvocation$sortUsingFunction)
4006         [packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
4007         _end*/
4008
4009
4010         size_t count(CFArrayGetCount(packages_));
4011         MetaFile_->active_ = count;
4012         for (size_t index(0); index != count; ++index)
4013             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
4014     }
4015 } }
4016
4017 - (void) clear {
4018 @synchronized (self) {
4019     delete resolver_;
4020     resolver_ = new pkgProblemResolver(cache_);
4021
4022     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
4023         if (!cache_[iterator].Keep())
4024             cache_->MarkKeep(iterator, false);
4025         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
4026             cache_->SetReInstall(iterator, false);
4027 } }
4028
4029 - (void) configure {
4030     NSString *dpkg = [NSString stringWithFormat:@"/usr/libexec/cydo --configure -a --status-fd %u", statusfd_];
4031     _trace();
4032     system([dpkg UTF8String]);
4033     _trace();
4034 }
4035
4036 - (bool) clean {
4037 @synchronized (self) {
4038     // XXX: I don't remember this condition
4039     if (lock_ != NULL)
4040         return false;
4041
4042     FileFd Lock;
4043     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4044
4045     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
4046
4047     if ([self popErrorWithTitle:title])
4048         return false;
4049
4050     pkgAcquire fetcher;
4051     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
4052
4053     CydiaLogCleaner cleaner;
4054     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
4055         return false;
4056
4057     return true;
4058 } }
4059
4060 - (bool) prepare {
4061     fetcher_->Shutdown();
4062
4063     pkgRecords records(cache_);
4064
4065     lock_ = new FileFd();
4066     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4067
4068     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
4069
4070     if ([self popErrorWithTitle:title])
4071         return false;
4072
4073     pkgSourceList list;
4074     if ([self popErrorWithTitle:title forReadList:list])
4075         return false;
4076
4077     manager_ = (_system->CreatePM(cache_));
4078     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
4079         return false;
4080
4081     return true;
4082 }
4083
4084 - (void) perform {
4085     bool substrate(RestartSubstrate_);
4086     RestartSubstrate_ = false;
4087
4088     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
4089
4090     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
4091         pkgSourceList list;
4092         if ([self popErrorWithTitle:title forReadList:list])
4093             return;
4094         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4095             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4096     }
4097
4098     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4099
4100     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
4101         _trace();
4102         [self popErrorWithTitle:title];
4103         return;
4104     }
4105
4106     bool failed = false;
4107     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
4108         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
4109             continue;
4110         if ((*item)->Status == pkgAcquire::Item::StatIdle)
4111             continue;
4112
4113         std::string uri = (*item)->DescURI();
4114         std::string error = (*item)->ErrorText;
4115
4116         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
4117         failed = true;
4118
4119         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
4120         [delegate_ addProgressEventOnMainThread:event forTask:title];
4121     }
4122
4123     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4124
4125     if (failed) {
4126         _trace();
4127         return;
4128     }
4129
4130     if (substrate)
4131         RestartSubstrate_ = true;
4132
4133     if (![delock_ isEqual:GetStatusDate()]) {
4134         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("DPKG_LOCKED") ofType:kCydiaProgressEventTypeError] forTask:title];
4135         return;
4136     }
4137
4138     delock_ = nil;
4139
4140     pkgPackageManager::OrderResult result(manager_->DoInstall(statusfd_));
4141
4142     NSString *oextended(@"/var/lib/apt/extended_states");
4143     NSString *nextended(Cache("extended_states"));
4144
4145     struct stat info;
4146     if (stat([nextended UTF8String], &info) != -1 && (info.st_mode & S_IFMT) == S_IFREG)
4147         system([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /bin/cp --remove-destination %@ %@", ShellEscape(nextended), ShellEscape(oextended)] UTF8String]);
4148
4149     unlink([nextended UTF8String]);
4150     symlink([oextended UTF8String], [nextended UTF8String]);
4151
4152     if ([self popErrorWithTitle:title])
4153         return;
4154
4155     if (result == pkgPackageManager::Failed) {
4156         _trace();
4157         return;
4158     }
4159
4160     if (result != pkgPackageManager::Completed) {
4161         _trace();
4162         return;
4163     }
4164
4165     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
4166         pkgSourceList list;
4167         if ([self popErrorWithTitle:title forReadList:list])
4168             return;
4169         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4170             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4171     }
4172
4173     if (![before isEqualToArray:after])
4174         [self update];
4175 }
4176
4177 - (bool) delocked {
4178     return ![delock_ isEqual:GetStatusDate()];
4179 }
4180
4181 - (bool) upgrade {
4182     NSString *title(UCLocalize("UPGRADE"));
4183     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
4184         return false;
4185     return true;
4186 }
4187
4188 - (void) update {
4189     [self updateWithStatus:status_];
4190 }
4191
4192 - (void) updateWithStatus:(CancelStatus &)status {
4193     NSString *title(UCLocalize("REFRESHING_DATA"));
4194
4195     pkgSourceList list;
4196     if ([self popErrorWithTitle:title forReadList:list])
4197         return;
4198
4199     FileFd lock;
4200     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
4201     if ([self popErrorWithTitle:title])
4202         return;
4203
4204     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4205
4206     bool success(ListUpdate(status, list, PulseInterval_));
4207     if (status.WasCancelled())
4208         _error->Discard();
4209     else {
4210         [self popErrorWithTitle:title forOperation:success];
4211
4212         [[NSDictionary dictionaryWithObjectsAndKeys:
4213             [NSDate date], @"LastUpdate",
4214         nil] writeToFile:@ CacheState_ atomically:YES];
4215     }
4216
4217     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4218 }
4219
4220 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
4221     delegate_ = delegate;
4222 }
4223
4224 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
4225     progress_ = delegate;
4226     status_.setDelegate(delegate);
4227 }
4228
4229 - (NSObject<ProgressDelegate> *) progressDelegate {
4230     return progress_;
4231 }
4232
4233 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
4234     SourceMap::const_iterator i(sourceMap_.find(file->ID));
4235     return i == sourceMap_.end() ? nil : i->second;
4236 }
4237
4238 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
4239     for (Source *source in (id) sourceList_)
4240         [source setFetch:fetch forURI:uri];
4241 }
4242
4243 - (void) resetFetch {
4244     for (Source *source in (id) sourceList_)
4245         [source resetFetch];
4246 }
4247
4248 - (NSString *) mappedSectionForPointer:(const char *)section {
4249     _H<NSString> *mapped;
4250
4251     _profile(Database$mappedSectionForPointer$Cache)
4252         mapped = &sections_[section];
4253     _end
4254
4255     if (*mapped == NULL) {
4256         size_t length(strlen(section));
4257         char spaced[length + 1];
4258
4259         _profile(Database$mappedSectionForPointer$Replace)
4260             for (size_t index(0); index != length; ++index)
4261                 spaced[index] = section[index] == '_' ? ' ' : section[index];
4262             spaced[length] = '\0';
4263         _end
4264
4265         NSString *string;
4266
4267         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
4268             string = [NSString stringWithUTF8String:spaced];
4269         _end
4270
4271         _profile(Database$mappedSectionForPointer$Map)
4272             string = [SectionMap_ objectForKey:string] ?: string;
4273         _end
4274
4275         *mapped = string;
4276     } return *mapped;
4277 }
4278
4279 @end
4280 /* }}} */
4281
4282 static _H<NSMutableSet> Diversions_;
4283
4284 @interface Diversion : NSObject {
4285     RegEx pattern_;
4286     _H<NSString> key_;
4287     _H<NSString> format_;
4288 }
4289
4290 @end
4291
4292 @implementation Diversion
4293
4294 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
4295     if ((self = [super init]) != nil) {
4296         pattern_ = [from UTF8String];
4297         key_ = from;
4298         format_ = to;
4299     } return self;
4300 }
4301
4302 - (NSString *) divert:(NSString *)url {
4303     return !pattern_(url) ? nil : pattern_->*format_;
4304 }
4305
4306 + (NSURL *) divertURL:(NSURL *)url {
4307   divert:
4308     NSString *href([url absoluteString]);
4309
4310     for (Diversion *diversion in (id) Diversions_)
4311         if (NSString *diverted = [diversion divert:href]) {
4312 #if !ForRelease
4313             NSLog(@"div: %@", diverted);
4314 #endif
4315             url = [NSURL URLWithString:diverted];
4316             goto divert;
4317         }
4318
4319     return url;
4320 }
4321
4322 - (NSString *) key {
4323     return key_;
4324 }
4325
4326 - (NSUInteger) hash {
4327     return [key_ hash];
4328 }
4329
4330 - (BOOL) isEqual:(Diversion *)object {
4331     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
4332 }
4333
4334 @end
4335
4336 @interface CydiaObject : NSObject {
4337     _H<CyteWebViewController> indirect_;
4338     _transient id delegate_;
4339 }
4340
4341 - (id) initWithDelegate:(IndirectDelegate *)indirect;
4342
4343 @end
4344
4345 @class CydiaObject;
4346
4347 @interface CydiaWebViewController : CyteWebViewController {
4348     _H<CydiaObject> cydia_;
4349 }
4350
4351 + (void) addDiversion:(Diversion *)diversion;
4352 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
4353 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
4354 - (void) setDelegate:(id)delegate;
4355
4356 @end
4357
4358 /* Web Scripting {{{ */
4359 @implementation CydiaObject
4360
4361 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4362     if ((self = [super init]) != nil) {
4363         indirect_ = (CyteWebViewController *) indirect;
4364     } return self;
4365 }
4366
4367 - (void) setDelegate:(id)delegate {
4368     delegate_ = delegate;
4369 }
4370
4371 + (NSArray *) _attributeKeys {
4372     return [NSArray arrayWithObjects:
4373         @"bittage",
4374         @"bbsnum",
4375         @"build",
4376         @"cells",
4377         @"coreFoundationVersionNumber",
4378         @"device",
4379         @"ecid",
4380         @"firmware",
4381         @"hostname",
4382         @"idiom",
4383         @"mcc",
4384         @"mnc",
4385         @"model",
4386         @"operator",
4387         @"role",
4388         @"serial",
4389         @"version",
4390     nil];
4391 }
4392
4393 - (NSArray *) attributeKeys {
4394     return [[self class] _attributeKeys];
4395 }
4396
4397 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4398     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4399 }
4400
4401 - (NSString *) version {
4402     return Cydia_;
4403 }
4404
4405 - (unsigned) bittage {
4406 #if 0
4407 #elif defined(__arm64__)
4408     return 64;
4409 #elif defined(__arm__)
4410     return 32;
4411 #else
4412     return 0;
4413 #endif
4414 }
4415
4416 - (NSString *) build {
4417     return System_;
4418 }
4419
4420 - (NSString *) coreFoundationVersionNumber {
4421     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4422 }
4423
4424 - (NSString *) device {
4425     return UniqueIdentifier();
4426 }
4427
4428 - (NSString *) firmware {
4429     return [[UIDevice currentDevice] systemVersion];
4430 }
4431
4432 - (NSString *) hostname {
4433     return [[UIDevice currentDevice] name];
4434 }
4435
4436 - (NSString *) idiom {
4437     return (id) Idiom_ ?: [NSNull null];
4438 }
4439
4440 - (NSArray *) cells {
4441     auto *$_CTServerConnectionCreate(reinterpret_cast<id (*)(void *, void *, void *)>(dlsym(RTLD_DEFAULT, "_CTServerConnectionCreate")));
4442     if ($_CTServerConnectionCreate == NULL)
4443         return nil;
4444
4445     struct CTResult { int flag; int error; };
4446     auto *$_CTServerConnectionCellMonitorCopyCellInfo(reinterpret_cast<CTResult (*)(CFTypeRef, void *, CFArrayRef *)>(dlsym(RTLD_DEFAULT, "_CTServerConnectionCellMonitorCopyCellInfo")));
4447     if ($_CTServerConnectionCellMonitorCopyCellInfo == NULL)
4448         return nil;
4449
4450     _H<const void> connection($_CTServerConnectionCreate(NULL, NULL, NULL), true);
4451     if (connection == nil)
4452         return nil;
4453
4454     int count(0);
4455     CFArrayRef cells(NULL);
4456     auto result($_CTServerConnectionCellMonitorCopyCellInfo(connection, &count, &cells));
4457     if (result.flag != 0)
4458         return nil;
4459
4460     return [(NSArray *) cells autorelease];
4461 }
4462
4463 - (NSString *) mcc {
4464     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4465         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4466     return nil;
4467 }
4468
4469 - (NSString *) mnc {
4470     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4471         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4472     return nil;
4473 }
4474
4475 - (NSString *) operator {
4476     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4477         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4478     return nil;
4479 }
4480
4481 - (NSString *) bbsnum {
4482     return (id) BBSNum_ ?: [NSNull null];
4483 }
4484
4485 - (NSString *) ecid {
4486     return (id) ChipID_ ?: [NSNull null];
4487 }
4488
4489 - (NSString *) serial {
4490     return SerialNumber_;
4491 }
4492
4493 - (NSString *) role {
4494     return (id) [NSNull null];
4495 }
4496
4497 - (NSString *) model {
4498     return [NSString stringWithUTF8String:Machine_];
4499 }
4500
4501 + (NSString *) webScriptNameForSelector:(SEL)selector {
4502     if (false);
4503     else if (selector == @selector(addBridgedHost:))
4504         return @"addBridgedHost";
4505     else if (selector == @selector(addInsecureHost:))
4506         return @"addInsecureHost";
4507     else if (selector == @selector(addInternalRedirect::))
4508         return @"addInternalRedirect";
4509     else if (selector == @selector(addPipelinedHost:scheme:))
4510         return @"addPipelinedHost";
4511     else if (selector == @selector(addSource:::))
4512         return @"addSource";
4513     else if (selector == @selector(addTrivialSource:))
4514         return @"addTrivialSource";
4515     else if (selector == @selector(close))
4516         return @"close";
4517     else if (selector == @selector(du:))
4518         return @"du";
4519     else if (selector == @selector(stringWithFormat:arguments:))
4520         return @"format";
4521     else if (selector == @selector(getAllSources))
4522         return @"getAllSources";
4523     else if (selector == @selector(getApplicationInfo:value:))
4524         return @"getApplicationInfoValue";
4525     else if (selector == @selector(getDisplayIdentifiers))
4526         return @"getDisplayIdentifiers";
4527     else if (selector == @selector(getLocalizedNameForDisplayIdentifier:))
4528         return @"getLocalizedNameForDisplayIdentifier";
4529     else if (selector == @selector(getKernelNumber:))
4530         return @"getKernelNumber";
4531     else if (selector == @selector(getKernelString:))
4532         return @"getKernelString";
4533     else if (selector == @selector(getInstalledPackages))
4534         return @"getInstalledPackages";
4535     else if (selector == @selector(getIORegistryEntry::))
4536         return @"getIORegistryEntry";
4537     else if (selector == @selector(getLocaleIdentifier))
4538         return @"getLocaleIdentifier";
4539     else if (selector == @selector(getPreferredLanguages))
4540         return @"getPreferredLanguages";
4541     else if (selector == @selector(getPackageById:))
4542         return @"getPackageById";
4543     else if (selector == @selector(getMetadataKeys))
4544         return @"getMetadataKeys";
4545     else if (selector == @selector(getMetadataValue:))
4546         return @"getMetadataValue";
4547     else if (selector == @selector(getSessionValue:))
4548         return @"getSessionValue";
4549     else if (selector == @selector(installPackages:))
4550         return @"installPackages";
4551     else if (selector == @selector(isReachable:))
4552         return @"isReachable";
4553     else if (selector == @selector(localizedStringForKey:value:table:))
4554         return @"localize";
4555     else if (selector == @selector(popViewController:))
4556         return @"popViewController";
4557     else if (selector == @selector(refreshSources))
4558         return @"refreshSources";
4559     else if (selector == @selector(registerFrame:))
4560         return @"registerFrame";
4561     else if (selector == @selector(removeButton))
4562         return @"removeButton";
4563     else if (selector == @selector(saveConfig))
4564         return @"saveConfig";
4565     else if (selector == @selector(setMetadataValue::))
4566         return @"setMetadataValue";
4567     else if (selector == @selector(setSessionValue::))
4568         return @"setSessionValue";
4569     else if (selector == @selector(substitutePackageNames:))
4570         return @"substitutePackageNames";
4571     else if (selector == @selector(scrollToBottom:))
4572         return @"scrollToBottom";
4573     else if (selector == @selector(setAllowsNavigationAction:))
4574         return @"setAllowsNavigationAction";
4575     else if (selector == @selector(setBadgeValue:))
4576         return @"setBadgeValue";
4577     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4578         return @"setButtonImage";
4579     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4580         return @"setButtonTitle";
4581     else if (selector == @selector(setHidesBackButton:))
4582         return @"setHidesBackButton";
4583     else if (selector == @selector(setHidesNavigationBar:))
4584         return @"setHidesNavigationBar";
4585     else if (selector == @selector(setNavigationBarStyle:))
4586         return @"setNavigationBarStyle";
4587     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4588         return @"setNavigationBarTintColor";
4589     else if (selector == @selector(setPasteboardString:))
4590         return @"setPasteboardString";
4591     else if (selector == @selector(setPasteboardURL:))
4592         return @"setPasteboardURL";
4593     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4594         return @"setScrollAlwaysBounceVertical";
4595     else if (selector == @selector(setScrollIndicatorStyle:))
4596         return @"setScrollIndicatorStyle";
4597     else if (selector == @selector(setToken:))
4598         return @"setToken";
4599     else if (selector == @selector(setViewportWidth:))
4600         return @"setViewportWidth";
4601     else if (selector == @selector(statfs:))
4602         return @"statfs";
4603     else if (selector == @selector(supports:))
4604         return @"supports";
4605     else if (selector == @selector(unload))
4606         return @"unload";
4607     else
4608         return nil;
4609 }
4610
4611 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4612     return [self webScriptNameForSelector:selector] == nil;
4613 }
4614
4615 - (BOOL) supports:(NSString *)feature {
4616     return [feature isEqualToString:@"window.open"];
4617 }
4618
4619 - (void) unload {
4620     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4621 }
4622
4623 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4624     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4625 }
4626
4627 - (void) setScrollIndicatorStyle:(NSString *)style {
4628     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4629 }
4630
4631 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4632     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4633 }
4634
4635 - (NSDictionary *) getApplicationInfo:(NSString *)display value:(NSString *)key {
4636     char path[1024];
4637     if (SBBundlePathForDisplayIdentifier(SBSSpringBoardServerPort(), [display UTF8String], path) != 0)
4638         return (id) [NSNull null];
4639     NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:[[NSString stringWithUTF8String:path] stringByAppendingString:@"/Info.plist"]]);
4640     if (info == nil)
4641         return (id) [NSNull null];
4642     return [info objectForKey:key];
4643 }
4644
4645 - (NSArray *) getDisplayIdentifiers {
4646     return SBSCopyApplicationDisplayIdentifiers(false, false);
4647 }
4648
4649 - (NSString *) getLocalizedNameForDisplayIdentifier:(NSString *)identifier {
4650     return [SBSCopyLocalizedApplicationNameForDisplayIdentifier(identifier) autorelease] ?: (id) [NSNull null];
4651 }
4652
4653 - (NSNumber *) getKernelNumber:(NSString *)name {
4654     const char *string([name UTF8String]);
4655
4656     size_t size;
4657     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4658         return (id) [NSNull null];
4659
4660     if (size != sizeof(int))
4661         return (id) [NSNull null];
4662
4663     int value;
4664     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4665         return (id) [NSNull null];
4666
4667     return [NSNumber numberWithInt:value];
4668 }
4669
4670 - (NSString *) getKernelString:(NSString *)name {
4671     const char *string([name UTF8String]);
4672
4673     size_t size;
4674     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4675         return (id) [NSNull null];
4676
4677     char value[size + 1];
4678     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4679         return (id) [NSNull null];
4680
4681     // XXX: just in case you request something ludicrous
4682     value[size] = '\0';
4683
4684     return [NSString stringWithCString:value];
4685 }
4686
4687 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4688     NSObject *value(CYIOGetValue([path UTF8String], entry));
4689
4690     if (value != nil)
4691         if ([value isKindOfClass:[NSData class]])
4692             value = CYHex((NSData *) value);
4693
4694     return value;
4695 }
4696
4697 - (NSArray *) getMetadataKeys {
4698 @synchronized (Values_) {
4699     return [Values_ allKeys];
4700 } }
4701
4702 - (void) registerFrame:(DOMHTMLIFrameElement *)iframe {
4703     WebFrame *frame([iframe contentFrame]);
4704     [indirect_ registerFrame:frame];
4705 }
4706
4707 - (id) getMetadataValue:(NSString *)key {
4708 @synchronized (Values_) {
4709     return [Values_ objectForKey:key];
4710 } }
4711
4712 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4713 @synchronized (Values_) {
4714     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4715         [Values_ removeObjectForKey:key];
4716     else
4717         [Values_ setObject:value forKey:key];
4718 } }
4719
4720 - (id) getSessionValue:(NSString *)key {
4721 @synchronized (SessionData_) {
4722     return [SessionData_ objectForKey:key];
4723 } }
4724
4725 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4726 @synchronized (SessionData_) {
4727     if (value == (id) [WebUndefined undefined])
4728         [SessionData_ removeObjectForKey:key];
4729     else
4730         [SessionData_ setObject:value forKey:key];
4731 } }
4732
4733 - (void) addBridgedHost:(NSString *)host {
4734 @synchronized (HostConfig_) {
4735     [BridgedHosts_ addObject:host];
4736 } }
4737
4738 - (void) addInsecureHost:(NSString *)host {
4739 @synchronized (HostConfig_) {
4740     [InsecureHosts_ addObject:host];
4741 } }
4742
4743 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4744 @synchronized (HostConfig_) {
4745     if (scheme != (id) [WebUndefined undefined])
4746         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4747
4748     [PipelinedHosts_ addObject:host];
4749 } }
4750
4751 - (void) popViewController:(NSNumber *)value {
4752     if (value == (id) [WebUndefined undefined])
4753         value = [NSNumber numberWithBool:YES];
4754     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4755 }
4756
4757 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4758     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4759
4760     for (NSString *section in sections)
4761         [array addObject:section];
4762
4763     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4764         @"deb", @"Type",
4765         href, @"URI",
4766         distribution, @"Distribution",
4767         array, @"Sections",
4768     nil] waitUntilDone:NO];
4769 }
4770
4771 - (BOOL) addTrivialSource:(NSString *)href {
4772     href = VerifySource(href);
4773     if (href == nil)
4774         return NO;
4775     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4776     return YES;
4777 }
4778
4779 - (void) refreshSources {
4780     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4781 }
4782
4783 - (void) saveConfig {
4784     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4785 }
4786
4787 - (NSArray *) getAllSources {
4788     return [[Database sharedInstance] sources];
4789 }
4790
4791 - (NSArray *) getInstalledPackages {
4792     Database *database([Database sharedInstance]);
4793 @synchronized (database) {
4794     NSArray *packages([database packages]);
4795     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4796     for (Package *package in packages)
4797         if (![package uninstalled])
4798             [installed addObject:package];
4799     return installed;
4800 } }
4801
4802 - (Package *) getPackageById:(NSString *)id {
4803     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4804         [package parse];
4805         return package;
4806     } else
4807         return (Package *) [NSNull null];
4808 }
4809
4810 - (NSString *) getLocaleIdentifier {
4811     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4812 }
4813
4814 - (NSArray *) getPreferredLanguages {
4815     return Languages_;
4816 }
4817
4818 - (NSArray *) statfs:(NSString *)path {
4819     struct statfs stat;
4820
4821     if (path == nil || statfs([path UTF8String], &stat) == -1)
4822         return nil;
4823
4824     return [NSArray arrayWithObjects:
4825         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4826         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4827         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4828     nil];
4829 }
4830
4831 - (NSNumber *) du:(NSString *)path {
4832     NSNumber *value(nil);
4833
4834     FILE *du(popen([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /usr/libexec/cydia/du -ks %@", ShellEscape(path)] UTF8String], "r"));
4835     if (du != NULL) {
4836         char line[1024];
4837         while (fgets(line, sizeof(line), du) != NULL) {
4838             size_t length(strlen(line));
4839             while (length != 0 && line[length - 1] == '\n')
4840                 line[--length] = '\0';
4841             if (char *tab = strchr(line, '\t')) {
4842                 *tab = '\0';
4843                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4844             }
4845         }
4846         pclose(du);
4847     }
4848
4849     return value;
4850 }
4851
4852 - (void) close {
4853     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4854 }
4855
4856 - (NSNumber *) isReachable:(NSString *)name {
4857     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4858 }
4859
4860 - (void) installPackages:(NSArray *)packages {
4861     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4862 }
4863
4864 - (NSString *) substitutePackageNames:(NSString *)message {
4865     auto database([Database sharedInstance]);
4866
4867     // XXX: this check is less racy than you'd expect, but this entire concept is a little awkward
4868     if (![database hasPackages])
4869         return message;
4870
4871     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4872     for (size_t i(0), e([words count]); i != e; ++i) {
4873         NSString *word([words objectAtIndex:i]);
4874         if (Package *package = [database packageWithName:word])
4875             [words replaceObjectAtIndex:i withObject:[package name]];
4876     }
4877
4878     return [words componentsJoinedByString:@" "];
4879 }
4880
4881 - (void) removeButton {
4882     [indirect_ removeButton];
4883 }
4884
4885 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4886     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4887 }
4888
4889 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4890     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4891 }
4892
4893 - (void) setBadgeValue:(id)value {
4894     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4895 }
4896
4897 - (void) setAllowsNavigationAction:(NSString *)value {
4898     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4899 }
4900
4901 - (void) setHidesBackButton:(NSString *)value {
4902     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4903 }
4904
4905 - (void) setHidesNavigationBar:(NSString *)value {
4906     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4907 }
4908
4909 - (void) setNavigationBarStyle:(NSString *)value {
4910     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4911 }
4912
4913 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4914     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4915     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4916     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4917 }
4918
4919 - (void) setPasteboardString:(NSString *)value {
4920     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4921 }
4922
4923 - (void) setPasteboardURL:(NSString *)value {
4924     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4925 }
4926
4927 - (void) setToken:(NSString *)token {
4928     // XXX: the website expects this :/
4929 }
4930
4931 - (void) scrollToBottom:(NSNumber *)animated {
4932     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4933 }
4934
4935 - (void) setViewportWidth:(float)width {
4936     [indirect_ setViewportWidthOnMainThread:width];
4937 }
4938
4939 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4940     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4941     unsigned count([arguments count]);
4942     id values[count];
4943     for (unsigned i(0); i != count; ++i)
4944         values[i] = [arguments objectAtIndex:i];
4945     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4946 }
4947
4948 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4949     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4950         value = nil;
4951     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4952         table = nil;
4953     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4954 }
4955
4956 @end
4957 /* }}} */
4958
4959 @interface NSURL (CydiaSecure)
4960 @end
4961
4962 @implementation NSURL (CydiaSecure)
4963
4964 - (bool) isCydiaSecure {
4965     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4966         return true;
4967
4968     @synchronized (HostConfig_) {
4969         if ([InsecureHosts_ containsObject:[self host]])
4970             return true;
4971     }
4972
4973     return false;
4974 }
4975
4976 @end
4977
4978 /* Cydia Browser Controller {{{ */
4979 @implementation CydiaWebViewController
4980
4981 - (NSURL *) navigationURL {
4982     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4983 }
4984
4985 + (void) _initialize {
4986     [super _initialize];
4987
4988     Diversions_ = [NSMutableSet setWithCapacity:0];
4989 }
4990
4991 + (void) addDiversion:(Diversion *)diversion {
4992     [Diversions_ addObject:diversion];
4993 }
4994
4995 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4996     [super webView:view didClearWindowObject:window forFrame:frame];
4997     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4998 }
4999
5000 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
5001     WebDataSource *source([frame dataSource]);
5002     NSURLResponse *response([source response]);
5003     NSURL *url([response URL]);
5004     NSString *scheme([[url scheme] lowercaseString]);
5005
5006     bool bridged(false);
5007
5008     @synchronized (HostConfig_) {
5009         if ([scheme isEqualToString:@"file"])
5010             bridged = true;
5011         else if ([scheme isEqualToString:@"https"])
5012             if ([BridgedHosts_ containsObject:[url host]])
5013                 bridged = true;
5014     }
5015
5016     if (bridged)
5017         [window setValue:cydia forKey:@"cydia"];
5018 }
5019
5020 - (void) _setupMail:(MFMailComposeViewController *)controller {
5021     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
5022
5023     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
5024     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
5025 }
5026
5027 - (NSURL *) URLWithURL:(NSURL *)url {
5028     return [Diversion divertURL:url];
5029 }
5030
5031 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
5032     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
5033 }
5034
5035 - (NSURLRequest *) webThreadWebView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
5036     return [CydiaWebViewController requestWithHeaders:[super webThreadWebView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
5037 }
5038
5039 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
5040     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
5041
5042     NSURL *url([copy URL]);
5043     NSString *href([url absoluteString]);
5044     NSString *host([url host]);
5045
5046     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
5047         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
5048             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
5049             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
5050         }
5051
5052         [copy setValue:nil forHTTPHeaderField:@"Referer"];
5053         [copy setValue:nil forHTTPHeaderField:@"Origin"];
5054
5055         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
5056         return copy;
5057     }
5058
5059     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
5060         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
5061     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
5062         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
5063
5064     bool bridged; @synchronized (HostConfig_) {
5065         bridged = [BridgedHosts_ containsObject:host];
5066     }
5067
5068     if ([url isCydiaSecure] && bridged && UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
5069         [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
5070
5071     return copy;
5072 }
5073
5074 - (void) setDelegate:(id)delegate {
5075     [super setDelegate:delegate];
5076     [cydia_ setDelegate:delegate];
5077 }
5078
5079 - (NSString *) applicationNameForUserAgent {
5080     return UserAgent_;
5081 }
5082
5083 - (id) init {
5084     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
5085         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
5086     } return self;
5087 }
5088
5089 @end
5090
5091 @interface AppCacheController : CydiaWebViewController {
5092 }
5093
5094 @end
5095
5096 @implementation AppCacheController
5097
5098 - (void) didReceiveMemoryWarning {
5099     // XXX: this doesn't work
5100 }
5101
5102 - (bool) retainsNetworkActivityIndicator {
5103     return false;
5104 }
5105
5106 @end
5107 /* }}} */
5108
5109 // CydiaScript {{{
5110 @interface NSObject (CydiaScript)
5111 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
5112 @end
5113
5114 @implementation NSObject (CydiaScript)
5115
5116 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5117     return self;
5118 }
5119
5120 @end
5121
5122 @implementation NSArray (CydiaScript)
5123
5124 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5125     WebScriptObject *object([context evaluateWebScript:@"[]"]);
5126     for (size_t i(0), e([self count]); i != e; ++i)
5127         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
5128     return object;
5129 }
5130
5131 @end
5132
5133 @implementation NSDictionary (CydiaScript)
5134
5135 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5136     WebScriptObject *object([context evaluateWebScript:@"({})"]);
5137     for (id i in self)
5138         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
5139     return object;
5140 }
5141
5142 @end
5143 // }}}
5144
5145 /* Confirmation Controller {{{ */
5146 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
5147     if (!iterator.end())
5148         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
5149             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
5150                 continue;
5151             pkgCache::PkgIterator package(dep.TargetPkg());
5152             if (package.end())
5153                 continue;
5154             if (strcmp(package.Name(), "mobilesubstrate") == 0)
5155                 return true;
5156         }
5157
5158     return false;
5159 }
5160
5161 @protocol ConfirmationControllerDelegate
5162 - (void) cancelAndClear:(bool)clear;
5163 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
5164 - (void) queue;
5165 @end
5166
5167 @interface ConfirmationController : CydiaWebViewController {
5168     _transient Database *database_;
5169
5170     _H<UIAlertView> essential_;
5171
5172     _H<NSDictionary> changes_;
5173     _H<NSMutableArray> issues_;
5174     _H<NSDictionary> sizes_;
5175
5176     BOOL substrate_;
5177 }
5178
5179 - (id) initWithDatabase:(Database *)database;
5180
5181 @end
5182
5183 @implementation ConfirmationController
5184
5185 - (void) complete {
5186     if (substrate_)
5187         RestartSubstrate_ = true;
5188     [delegate_ confirmWithNavigationController:[self navigationController]];
5189 }
5190
5191 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
5192     NSString *context([alert context]);
5193
5194     if ([context isEqualToString:@"remove"]) {
5195         if (button == [alert cancelButtonIndex])
5196             [self _doContinue];
5197         else if (button == [alert firstOtherButtonIndex]) {
5198             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
5199         }
5200
5201         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5202     } else if ([context isEqualToString:@"unable"]) {
5203         [self dismissModalViewControllerAnimated:YES];
5204         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5205     } else {
5206         [super alertView:alert clickedButtonAtIndex:button];
5207     }
5208 }
5209
5210 - (void) _doContinue {
5211     [delegate_ cancelAndClear:NO];
5212     [self dismissModalViewControllerAnimated:YES];
5213 }
5214
5215 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
5216     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
5217     return nil;
5218 }
5219
5220 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5221     [super webView:view didClearWindowObject:window forFrame:frame];
5222
5223     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
5224         (id) changes_, @"changes",
5225         (id) issues_, @"issues",
5226         (id) sizes_, @"sizes",
5227         self, @"queue",
5228     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
5229 }
5230
5231 - (id) initWithDatabase:(Database *)database {
5232     if ((self = [super init]) != nil) {
5233         database_ = database;
5234
5235         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
5236         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
5237         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
5238         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
5239         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
5240
5241         bool remove(false);
5242
5243         pkgCacheFile &cache([database_ cache]);
5244         NSArray *packages([database_ packages]);
5245         pkgDepCache::Policy *policy([database_ policy]);
5246
5247         issues_ = [NSMutableArray arrayWithCapacity:4];
5248
5249         for (Package *package in packages) {
5250             pkgCache::PkgIterator iterator([package iterator]);
5251             NSString *name([package id]);
5252
5253             if ([package broken]) {
5254                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
5255
5256                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5257                     name, @"package",
5258                     reasons, @"reasons",
5259                 nil]];
5260
5261                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
5262                 if (ver.end())
5263                     continue;
5264
5265                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
5266                     pkgCache::DepIterator start;
5267                     pkgCache::DepIterator end;
5268                     dep.GlobOr(start, end); // ++dep
5269
5270                     if (!cache->IsImportantDep(end))
5271                         continue;
5272                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
5273                         continue;
5274
5275                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
5276
5277                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5278                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
5279                         clauses, @"clauses",
5280                     nil]];
5281
5282                     _forever {
5283                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
5284
5285                         pkgCache::PkgIterator target(start.TargetPkg());
5286                         if (target->ProvidesList != 0)
5287                             reason = @"missing";
5288                         else {
5289                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
5290                             if (!ver.end()) {
5291                                 reason = @"installed";
5292                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
5293                             } else if (!cache[target].CandidateVerIter(cache).end())
5294                                 reason = @"uninstalled";
5295                             else if (target->ProvidesList == 0)
5296                                 reason = @"uninstallable";
5297                             else
5298                                 reason = @"virtual";
5299                         }
5300
5301                         NSDictionary *version(start.TargetVer() == 0 ? (NSDictionary *) [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
5302                             [NSString stringWithUTF8String:start.CompType()], @"operator",
5303                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
5304                         nil]);
5305
5306                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5307                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
5308                             version, @"version",
5309                             reason, @"reason",
5310                             installed, @"installed",
5311                         nil]];
5312
5313                         // yes, seriously. (wtf?)
5314                         if (start == end)
5315                             break;
5316                         ++start;
5317                     }
5318                 }
5319             }
5320
5321             pkgDepCache::StateCache &state(cache[iterator]);
5322
5323             static RegEx special_r("(firmware|gsc\\..*|cy\\+.*)");
5324
5325             if (state.NewInstall())
5326                 [installs addObject:name];
5327             // XXX: else if (state.Install())
5328             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
5329                 [reinstalls addObject:name];
5330             // XXX: move before previous if
5331             else if (state.Upgrade())
5332                 [upgrades addObject:name];
5333             else if (state.Downgrade())
5334                 [downgrades addObject:name];
5335             else if (!state.Delete())
5336                 // XXX: _assert(state.Keep());
5337                 continue;
5338             else if (special_r(name))
5339                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5340                     [NSNull null], @"package",
5341                     [NSArray arrayWithObjects:
5342                         [NSDictionary dictionaryWithObjectsAndKeys:
5343                             @"Conflicts", @"relationship",
5344                             [NSArray arrayWithObjects:
5345                                 [NSDictionary dictionaryWithObjectsAndKeys:
5346                                     name, @"package",
5347                                     [NSNull null], @"version",
5348                                     @"installed", @"reason",
5349                                 nil],
5350                             nil], @"clauses",
5351                         nil],
5352                     nil], @"reasons",
5353                 nil]];
5354             else {
5355                 if ([package essential])
5356                     remove = true;
5357                 [removes addObject:name];
5358             }
5359
5360             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
5361             substrate_ |= DepSubstrate(iterator.CurrentVer());
5362         }
5363
5364         if (!remove)
5365             essential_ = nil;
5366         else if (Advanced_) {
5367             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
5368
5369             essential_ = [[[UIAlertView alloc]
5370                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
5371                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
5372                 delegate:self
5373                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
5374                 otherButtonTitles:
5375                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
5376                 nil
5377             ] autorelease];
5378
5379             [essential_ setContext:@"remove"];
5380             [essential_ setNumberOfRows:2];
5381         } else {
5382             essential_ = [[[UIAlertView alloc]
5383                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5384                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5385                 delegate:self
5386                 cancelButtonTitle:UCLocalize("OKAY")
5387                 otherButtonTitles:nil
5388             ] autorelease];
5389
5390             [essential_ setContext:@"unable"];
5391         }
5392
5393         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5394             installs, @"installs",
5395             reinstalls, @"reinstalls",
5396             upgrades, @"upgrades",
5397             downgrades, @"downgrades",
5398             removes, @"removes",
5399         nil];
5400
5401         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5402             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5403             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5404         nil];
5405
5406         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5407     } return self;
5408 }
5409
5410 - (UIBarButtonItem *) leftButton {
5411     return [[[UIBarButtonItem alloc]
5412         initWithTitle:UCLocalize("CANCEL")
5413         style:UIBarButtonItemStylePlain
5414         target:self
5415         action:@selector(cancelButtonClicked)
5416     ] autorelease];
5417 }
5418
5419 #if !AlwaysReload
5420 - (void) applyRightButton {
5421     if ([issues_ count] == 0 && ![self isLoading])
5422         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5423             initWithTitle:UCLocalize("CONFIRM")
5424             style:UIBarButtonItemStyleDone
5425             target:self
5426             action:@selector(confirmButtonClicked)
5427         ] autorelease]];
5428     else
5429         [[self navigationItem] setRightBarButtonItem:nil];
5430 }
5431 #endif
5432
5433 - (void) cancelButtonClicked {
5434     [delegate_ cancelAndClear:YES];
5435     [self dismissModalViewControllerAnimated:YES];
5436 }
5437
5438 #if !AlwaysReload
5439 - (void) confirmButtonClicked {
5440     if (essential_ != nil)
5441         [essential_ show];
5442     else
5443         [self complete];
5444 }
5445 #endif
5446
5447 @end
5448 /* }}} */
5449
5450 /* Progress Data {{{ */
5451 @interface CydiaProgressData : NSObject {
5452     _transient id delegate_;
5453
5454     bool running_;
5455     float percent_;
5456
5457     float current_;
5458     float total_;
5459     float speed_;
5460
5461     _H<NSMutableArray> events_;
5462     _H<NSString> title_;
5463
5464     _H<NSString> status_;
5465     _H<NSString> finish_;
5466 }
5467
5468 @end
5469
5470 @implementation CydiaProgressData
5471
5472 + (NSArray *) _attributeKeys {
5473     return [NSArray arrayWithObjects:
5474         @"current",
5475         @"events",
5476         @"finish",
5477         @"percent",
5478         @"running",
5479         @"speed",
5480         @"title",
5481         @"total",
5482     nil];
5483 }
5484
5485 - (NSArray *) attributeKeys {
5486     return [[self class] _attributeKeys];
5487 }
5488
5489 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5490     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5491 }
5492
5493 - (id) init {
5494     if ((self = [super init]) != nil) {
5495         events_ = [NSMutableArray arrayWithCapacity:32];
5496     } return self;
5497 }
5498
5499 - (id) delegate {
5500     return delegate_;
5501 }
5502
5503 - (void) setDelegate:(id)delegate {
5504     delegate_ = delegate;
5505 }
5506
5507 - (void) setPercent:(float)value {
5508     percent_ = value;
5509 }
5510
5511 - (NSNumber *) percent {
5512     return [NSNumber numberWithFloat:percent_];
5513 }
5514
5515 - (void) setCurrent:(float)value {
5516     current_ = value;
5517 }
5518
5519 - (NSNumber *) current {
5520     return [NSNumber numberWithFloat:current_];
5521 }
5522
5523 - (void) setTotal:(float)value {
5524     total_ = value;
5525 }
5526
5527 - (NSNumber *) total {
5528     return [NSNumber numberWithFloat:total_];
5529 }
5530
5531 - (void) setSpeed:(float)value {
5532     speed_ = value;
5533 }
5534
5535 - (NSNumber *) speed {
5536     return [NSNumber numberWithFloat:speed_];
5537 }
5538
5539 - (NSArray *) events {
5540     return events_;
5541 }
5542
5543 - (void) removeAllEvents {
5544     [events_ removeAllObjects];
5545 }
5546
5547 - (void) addEvent:(CydiaProgressEvent *)event {
5548     [events_ addObject:event];
5549 }
5550
5551 - (void) setTitle:(NSString *)text {
5552     title_ = text;
5553 }
5554
5555 - (NSString *) title {
5556     return title_;
5557 }
5558
5559 - (void) setFinish:(NSString *)text {
5560     finish_ = text;
5561 }
5562
5563 - (NSString *) finish {
5564     return (id) finish_ ?: [NSNull null];
5565 }
5566
5567 - (void) setRunning:(bool)running {
5568     running_ = running;
5569 }
5570
5571 - (NSNumber *) running {
5572     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5573 }
5574
5575 @end
5576 /* }}} */
5577 /* Progress Controller {{{ */
5578 @interface ProgressController : CydiaWebViewController <
5579     ProgressDelegate
5580 > {
5581     _transient Database *database_;
5582     _H<CydiaProgressData, 1> progress_;
5583     unsigned cancel_;
5584 }
5585
5586 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5587
5588 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5589
5590 - (void) setTitle:(NSString *)title;
5591 - (void) setCancellable:(bool)cancellable;
5592
5593 @end
5594
5595 @implementation ProgressController
5596
5597 - (void) dealloc {
5598     [database_ setProgressDelegate:nil];
5599     [super dealloc];
5600 }
5601
5602 - (UIBarButtonItem *) leftButton {
5603     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5604         initWithTitle:UCLocalize("CANCEL")
5605         style:UIBarButtonItemStylePlain
5606         target:self
5607         action:@selector(cancel)
5608     ] autorelease] : nil;
5609 }
5610
5611 - (void) updateCancel {
5612     [super applyLeftButton];
5613 }
5614
5615 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5616     if ((self = [super init]) != nil) {
5617         database_ = database;
5618         delegate_ = delegate;
5619
5620         [database_ setProgressDelegate:self];
5621
5622         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5623         [progress_ setDelegate:self];
5624
5625         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5626
5627         [scroller_ setBackgroundColor:[UIColor blackColor]];
5628
5629         [[self navigationItem] setHidesBackButton:YES];
5630
5631         [self updateCancel];
5632     } return self;
5633 }
5634
5635 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5636     [super webView:view didClearWindowObject:window forFrame:frame];
5637     [window setValue:progress_ forKey:@"cydiaProgress"];
5638 }
5639
5640 - (void) updateProgress {
5641     [self dispatchEvent:@"CydiaProgressUpdate"];
5642 }
5643
5644 - (void) viewWillAppear:(BOOL)animated {
5645     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5646     [super viewWillAppear:animated];
5647 }
5648
5649 - (void) close {
5650     UpdateExternalStatus(0);
5651
5652     if (Finish_ > 1)
5653         [delegate_ saveState];
5654
5655     switch (Finish_) {
5656         case 0:
5657             [delegate_ returnToCydia];
5658         break;
5659
5660         case 1:
5661             [delegate_ terminateWithSuccess];
5662             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5663                 [delegate_ suspendWithAnimation:YES];
5664             else
5665                 [delegate_ suspend];*/
5666         break;
5667
5668         case 2:
5669             _trace();
5670             goto reload;
5671
5672         case 3:
5673             _trace();
5674             goto reload;
5675
5676         reload: {
5677             UIProgressHUD *hud([delegate_ addProgressHUD]);
5678             [hud setText:UCLocalize("LOADING")];
5679             [delegate_ performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5680             return;
5681         }
5682
5683         case 4:
5684             _trace();
5685             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5686                 SBReboot(SBSSpringBoardServerPort());
5687             else
5688                 reboot2(RB_AUTOBOOT);
5689         break;
5690     }
5691
5692     [super close];
5693 }
5694
5695 - (void) setTitle:(NSString *)title {
5696     [progress_ setTitle:title];
5697     [self updateProgress];
5698 }
5699
5700 - (UIBarButtonItem *) rightButton {
5701     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5702         initWithTitle:UCLocalize("CLOSE")
5703         style:UIBarButtonItemStylePlain
5704         target:self
5705         action:@selector(close)
5706     ] autorelease];
5707 }
5708
5709 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5710     UpdateExternalStatus(1);
5711
5712     [progress_ setRunning:true];
5713     [self setTitle:title];
5714     // implicit updateProgress
5715
5716     SHA1SumValue notifyconf; {
5717         FileFd file;
5718         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5719             _error->Discard();
5720         else {
5721             MMap mmap(file, MMap::ReadOnly);
5722             SHA1Summation sha1;
5723             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5724             notifyconf = sha1.Result();
5725         }
5726     }
5727
5728     SHA1SumValue springlist; {
5729         FileFd file;
5730         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5731             _error->Discard();
5732         else {
5733             MMap mmap(file, MMap::ReadOnly);
5734             SHA1Summation sha1;
5735             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5736             springlist = sha1.Result();
5737         }
5738     }
5739
5740     if (invocation != nil) {
5741         [invocation yieldToSelector:@selector(invoke)];
5742         [self setTitle:@"COMPLETE"];
5743     }
5744
5745     if (Finish_ < 4) {
5746         FileFd file;
5747         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5748             _error->Discard();
5749         else {
5750             MMap mmap(file, MMap::ReadOnly);
5751             SHA1Summation sha1;
5752             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5753             if (!(notifyconf == sha1.Result()))
5754                 Finish_ = 4;
5755         }
5756     }
5757
5758     if (Finish_ < 3) {
5759         FileFd file;
5760         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5761             _error->Discard();
5762         else {
5763             MMap mmap(file, MMap::ReadOnly);
5764             SHA1Summation sha1;
5765             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5766             if (!(springlist == sha1.Result()))
5767                 Finish_ = 3;
5768         }
5769     }
5770
5771     if (Finish_ < 2) {
5772         if (RestartSubstrate_)
5773             Finish_ = 2;
5774     }
5775
5776     RestartSubstrate_ = false;
5777
5778     switch (Finish_) {
5779         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5780         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5781         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5782         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5783         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5784     }
5785
5786     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5787
5788     [progress_ setRunning:false];
5789     [self updateProgress];
5790
5791     [self applyRightButton];
5792 }
5793
5794 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5795     [progress_ addEvent:event];
5796     [self updateProgress];
5797 }
5798
5799 - (bool) isProgressCancelled {
5800     return cancel_ == 2;
5801 }
5802
5803 - (void) cancel {
5804     cancel_ = 2;
5805     [self updateCancel];
5806 }
5807
5808 - (void) setCancellable:(bool)cancellable {
5809     unsigned cancel(cancel_);
5810
5811     if (!cancellable)
5812         cancel_ = 0;
5813     else if (cancel_ == 0)
5814         cancel_ = 1;
5815
5816     if (cancel != cancel_)
5817         [self updateCancel];
5818 }
5819
5820 - (void) setProgressCancellable:(NSNumber *)cancellable {
5821     [self setCancellable:[cancellable boolValue]];
5822 }
5823
5824 - (void) setProgressPercent:(NSNumber *)percent {
5825     [progress_ setPercent:[percent floatValue]];
5826     [self updateProgress];
5827 }
5828
5829 - (void) setProgressStatus:(NSDictionary *)status {
5830     if (status == nil) {
5831         [progress_ setCurrent:0];
5832         [progress_ setTotal:0];
5833         [progress_ setSpeed:0];
5834     } else {
5835         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5836
5837         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5838         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5839         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5840     }
5841
5842     [self updateProgress];
5843 }
5844
5845 @end
5846 /* }}} */
5847
5848 /* Package Cell {{{ */
5849 @interface PackageCell : CyteTableViewCell <
5850     CyteTableViewCellDelegate
5851 > {
5852     _H<UIImage> icon_;
5853     _H<NSString> name_;
5854     _H<NSString> description_;
5855     bool commercial_;
5856     _H<NSString> source_;
5857     _H<UIImage> badge_;
5858     _H<UIImage> placard_;
5859     bool summarized_;
5860 }
5861
5862 - (PackageCell *) init;
5863 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5864
5865 - (void) drawContentRect:(CGRect)rect;
5866
5867 @end
5868
5869 @implementation PackageCell
5870
5871 - (PackageCell *) init {
5872     CGRect frame(CGRectMake(0, 0, 320, 74));
5873     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5874         UIView *content([self contentView]);
5875         CGRect bounds([content bounds]);
5876
5877         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5878         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5879         [content addSubview:content_];
5880
5881         [content_ setDelegate:self];
5882         [content_ setOpaque:YES];
5883     } return self;
5884 }
5885
5886 - (NSString *) accessibilityLabel {
5887     return name_;
5888 }
5889
5890 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5891     summarized_ = summary;
5892
5893     icon_ = nil;
5894     name_ = nil;
5895     description_ = nil;
5896     source_ = nil;
5897     badge_ = nil;
5898     placard_ = nil;
5899
5900     if (package == nil)
5901         [content_ setBackgroundColor:[UIColor whiteColor]];
5902     else {
5903         [package parse];
5904
5905         Source *source = [package source];
5906
5907         icon_ = [package icon];
5908
5909         if (NSString *name = [package name])
5910             name_ = [NSString stringWithString:name];
5911
5912         if (NSString *description = [package shortDescription])
5913             description_ = [NSString stringWithString:description];
5914
5915         commercial_ = [package isCommercial];
5916
5917         NSString *label = nil;
5918         bool trusted = false;
5919
5920         if (source != nil) {
5921             label = [source label];
5922             trusted = [source trusted];
5923         } else if ([[package id] isEqualToString:@"firmware"])
5924             label = UCLocalize("APPLE");
5925         else
5926             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5927
5928         NSString *from(label);
5929
5930         NSString *section = [package simpleSection];
5931         if (section != nil && ![section isEqualToString:label]) {
5932             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5933             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5934         }
5935
5936         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5937
5938         if (NSString *purpose = [package primaryPurpose])
5939             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5940
5941         UIColor *color;
5942         NSString *placard;
5943
5944         if (NSString *mode = [package mode]) {
5945             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5946                 color = RemovingColor_;
5947                 placard = @"removing";
5948             } else {
5949                 color = InstallingColor_;
5950                 placard = @"installing";
5951             }
5952         } else {
5953             color = [UIColor whiteColor];
5954
5955             if ([package installed] != nil)
5956                 placard = @"installed";
5957             else
5958                 placard = nil;
5959         }
5960
5961         [content_ setBackgroundColor:color];
5962
5963         if (placard != nil)
5964             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5965     }
5966
5967     [self setNeedsDisplay];
5968     [content_ setNeedsDisplay];
5969 }
5970
5971 - (void) drawSummaryContentRect:(CGRect)rect {
5972     bool highlighted(highlighted_);
5973     float width([self bounds].size.width);
5974
5975     if (icon_ != nil) {
5976         CGRect rect;
5977         rect.size = [(UIImage *) icon_ size];
5978
5979         while (rect.size.width > 16 || rect.size.height > 16) {
5980             rect.size.width /= 2;
5981             rect.size.height /= 2;
5982         }
5983
5984         rect.origin.x = 19 - rect.size.width / 2;
5985         rect.origin.y = 19 - rect.size.height / 2;
5986
5987         [icon_ drawInRect:Retina(rect)];
5988     }
5989
5990     if (badge_ != nil) {
5991         CGRect rect;
5992         rect.size = [(UIImage *) badge_ size];
5993
5994         rect.size.width /= 4;
5995         rect.size.height /= 4;
5996
5997         rect.origin.x = 25 - rect.size.width / 2;
5998         rect.origin.y = 25 - rect.size.height / 2;
5999
6000         [badge_ drawInRect:Retina(rect)];
6001     }
6002
6003     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6004         UISetColor(White_);
6005
6006     if (!highlighted)
6007         UISetColor(commercial_ ? Purple_ : Black_);
6008     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
6009
6010     if (placard_ != nil)
6011         [placard_ drawAtPoint:CGPointMake(width - 52, 11)];
6012 }
6013
6014 - (void) drawNormalContentRect:(CGRect)rect {
6015     bool highlighted(highlighted_);
6016     float width([self bounds].size.width);
6017
6018     if (icon_ != nil) {
6019         CGRect rect;
6020         rect.size = [(UIImage *) icon_ size];
6021
6022         while (rect.size.width > 32 || rect.size.height > 32) {
6023             rect.size.width /= 2;
6024             rect.size.height /= 2;
6025         }
6026
6027         rect.origin.x = 25 - rect.size.width / 2;
6028         rect.origin.y = 25 - rect.size.height / 2;
6029
6030         [icon_ drawInRect:Retina(rect)];
6031     }
6032
6033     if (badge_ != nil) {
6034         CGRect rect;
6035         rect.size = [(UIImage *) badge_ size];
6036
6037         rect.size.width /= 2;
6038         rect.size.height /= 2;
6039
6040         rect.origin.x = 36 - rect.size.width / 2;
6041         rect.origin.y = 36 - rect.size.height / 2;
6042
6043         [badge_ drawInRect:Retina(rect)];
6044     }
6045
6046     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6047         UISetColor(White_);
6048
6049     if (!highlighted)
6050         UISetColor(commercial_ ? Purple_ : Black_);
6051     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
6052     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
6053
6054     if (!highlighted)
6055         UISetColor(commercial_ ? Purplish_ : Gray_);
6056     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:NSLineBreakByTruncatingTail];
6057
6058     if (placard_ != nil)
6059         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
6060 }
6061
6062 - (void) drawContentRect:(CGRect)rect {
6063     if (summarized_)
6064         [self drawSummaryContentRect:rect];
6065     else
6066         [self drawNormalContentRect:rect];
6067 }
6068
6069 @end
6070 /* }}} */
6071 /* Section Cell {{{ */
6072 @interface SectionCell : CyteTableViewCell <
6073     CyteTableViewCellDelegate
6074 > {
6075     _H<NSString> basic_;
6076     _H<NSString> section_;
6077     _H<NSString> name_;
6078     _H<NSString> count_;
6079     _H<UIImage> icon_;
6080     _H<UISwitch> switch_;
6081     BOOL editing_;
6082 }
6083
6084 - (void) setSection:(Section *)section editing:(BOOL)editing;
6085
6086 @end
6087
6088 @implementation SectionCell
6089
6090 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
6091     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
6092         icon_ = [UIImage imageNamed:@"folder.png"];
6093         // XXX: this initial frame is wrong, but is fixed later
6094         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
6095         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
6096
6097         UIView *content([self contentView]);
6098         CGRect bounds([content bounds]);
6099
6100         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
6101         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6102         [content addSubview:content_];
6103         [content_ setBackgroundColor:[UIColor whiteColor]];
6104
6105         [content_ setDelegate:self];
6106     } return self;
6107 }
6108
6109 - (void) onSwitch:(id)sender {
6110     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
6111     if (metadata == nil) {
6112         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
6113         [Sections_ setObject:metadata forKey:basic_];
6114     }
6115
6116     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
6117 }
6118
6119 - (void) setSection:(Section *)section editing:(BOOL)editing {
6120     if (editing != editing_) {
6121         if (editing_)
6122             [switch_ removeFromSuperview];
6123         else
6124             [self addSubview:switch_];
6125         editing_ = editing;
6126     }
6127
6128     basic_ = nil;
6129     section_ = nil;
6130     name_ = nil;
6131     count_ = nil;
6132
6133     if (section == nil) {
6134         name_ = UCLocalize("ALL_PACKAGES");
6135         count_ = nil;
6136     } else {
6137         basic_ = [section name];
6138         section_ = [section localized];
6139
6140         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
6141         count_ = [NSString stringWithFormat:@"%zd", [section count]];
6142
6143         if (editing_)
6144             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
6145     }
6146
6147     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
6148     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
6149
6150     [content_ setNeedsDisplay];
6151 }
6152
6153 - (void) setFrame:(CGRect)frame {
6154     [super setFrame:frame];
6155
6156     CGRect rect([switch_ frame]);
6157     [switch_ setFrame:CGRectMake(frame.size.width - rect.size.width - 9, 9, rect.size.width, rect.size.height)];
6158 }
6159
6160 - (NSString *) accessibilityLabel {
6161     return name_;
6162 }
6163
6164 - (void) drawContentRect:(CGRect)rect {
6165     bool highlighted(highlighted_ && !editing_);
6166
6167     [icon_ drawInRect:CGRectMake(7, 7, 32, 32)];
6168
6169     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6170         UISetColor(White_);
6171
6172     float width(rect.size.width);
6173     if (editing_)
6174         width -= 9 + [switch_ frame].size.width;
6175
6176     if (!highlighted)
6177         UISetColor(Black_);
6178     [name_ drawAtPoint:CGPointMake(48, 12) forWidth:(width - 58) withFont:Font18_ lineBreakMode:NSLineBreakByTruncatingTail];
6179
6180     CGSize size = [count_ sizeWithFont:Font14_];
6181
6182     UISetColor(Folder_);
6183     if (count_ != nil)
6184         [count_ drawAtPoint:CGPointMake(Retina(10 + (30 - size.width) / 2), 18) withFont:Font12Bold_];
6185 }
6186
6187 @end
6188 /* }}} */
6189
6190 /* File Table {{{ */
6191 @interface FileTable : CyteViewController <
6192     UITableViewDataSource,
6193     UITableViewDelegate
6194 > {
6195     _transient Database *database_;
6196     _H<Package> package_;
6197     _H<NSString> name_;
6198     _H<NSMutableArray> files_;
6199     _H<UITableView, 2> list_;
6200 }
6201
6202 - (id) initWithDatabase:(Database *)database;
6203 - (void) setPackage:(Package *)package;
6204
6205 @end
6206
6207 @implementation FileTable
6208
6209 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
6210     return files_ == nil ? 0 : [files_ count];
6211 }
6212
6213 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
6214     return 24.0f;
6215 }*/
6216
6217 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
6218     static NSString *reuseIdentifier = @"Cell";
6219
6220     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
6221     if (cell == nil) {
6222         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
6223         [cell setFont:[UIFont systemFontOfSize:16]];
6224     }
6225     [cell setText:[files_ objectAtIndex:indexPath.row]];
6226     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
6227
6228     return cell;
6229 }
6230
6231 - (NSURL *) navigationURL {
6232     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
6233 }
6234
6235 - (void) loadView {
6236     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
6237     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6238     [list_ setRowHeight:24.0f];
6239     [(UITableView *) list_ setDataSource:self];
6240     [list_ setDelegate:self];
6241     [self setView:list_];
6242 }
6243
6244 - (void) viewDidLoad {
6245     [super viewDidLoad];
6246
6247     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
6248 }
6249
6250 - (void) releaseSubviews {
6251     list_ = nil;
6252
6253     package_ = nil;
6254     files_ = nil;
6255
6256     [super releaseSubviews];
6257 }
6258
6259 - (id) initWithDatabase:(Database *)database {
6260     if ((self = [super init]) != nil) {
6261         database_ = database;
6262     } return self;
6263 }
6264
6265 - (void) setPackage:(Package *)package {
6266     package_ = nil;
6267     name_ = nil;
6268
6269     files_ = [NSMutableArray arrayWithCapacity:32];
6270
6271     if (package != nil) {
6272         package_ = package;
6273         name_ = [package id];
6274
6275         if (NSArray *files = [package files])
6276             [files_ addObjectsFromArray:files];
6277
6278         if ([files_ count] != 0) {
6279             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
6280                 [files_ removeObjectAtIndex:0];
6281             [files_ sortUsingSelector:@selector(compareByPath:)];
6282
6283             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
6284             [stack addObject:@"/"];
6285
6286             for (int i(0), e([files_ count]); i != e; ++i) {
6287                 NSString *file = [files_ objectAtIndex:i];
6288                 while (![file hasPrefix:[stack lastObject]])
6289                     [stack removeLastObject];
6290                 NSString *directory = [stack lastObject];
6291                 [stack addObject:[file stringByAppendingString:@"/"]];
6292                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
6293                     int(([stack count] - 2) * 3), "",
6294                     [file substringFromIndex:[directory length]]
6295                 ]];
6296             }
6297         }
6298     }
6299
6300     [list_ reloadData];
6301 }
6302
6303 - (void) reloadData {
6304     [super reloadData];
6305
6306     [self setPackage:[database_ packageWithName:name_]];
6307 }
6308
6309 @end
6310 /* }}} */
6311 /* Package Controller {{{ */
6312 @interface CYPackageController : CydiaWebViewController <
6313     UIActionSheetDelegate
6314 > {
6315     _transient Database *database_;
6316     _H<Package> package_;
6317     _H<NSString> name_;
6318     bool commercial_;
6319     std::vector<std::pair<_H<NSString>, _H<NSString>>> buttons_;
6320     _H<UIActionSheet> sheet_;
6321     _H<UIBarButtonItem> button_;
6322     _H<NSArray> versions_;
6323 }
6324
6325 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
6326
6327 @end
6328
6329 @implementation CYPackageController
6330
6331 - (NSURL *) navigationURL {
6332     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6333 }
6334
6335 - (void) _clickButtonWithPackage:(Package *)package {
6336     [delegate_ installPackage:package];
6337 }
6338
6339 - (void) _clickButtonWithName:(NSString *)name {
6340     if ([name isEqualToString:@"CLEAR"])
6341         return [delegate_ clearPackage:package_];
6342     else if ([name isEqualToString:@"REMOVE"])
6343         return [delegate_ removePackage:package_];
6344     else if ([name isEqualToString:@"DOWNGRADE"]) {
6345         sheet_ = [[[UIActionSheet alloc]
6346             initWithTitle:nil
6347             delegate:self
6348             cancelButtonTitle:nil
6349             destructiveButtonTitle:nil
6350             otherButtonTitles:nil
6351         ] autorelease];
6352
6353         for (Package *version in (id) versions_)
6354             [sheet_ addButtonWithTitle:[version latest]];
6355         [sheet_ setContext:@"version"];
6356
6357         [delegate_ showActionSheet:sheet_ fromItem:[[self navigationItem] rightBarButtonItem]];
6358         return;
6359     }
6360
6361     else if ([name isEqualToString:@"INSTALL"]);
6362     else if ([name isEqualToString:@"REINSTALL"]);
6363     else if ([name isEqualToString:@"UPGRADE"]);
6364     else _assert(false);
6365
6366     [delegate_ installPackage:package_];
6367 }
6368
6369 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6370     NSString *context([sheet context]);
6371     if (sheet_ == sheet)
6372         sheet_ = nil;
6373
6374     if ([context isEqualToString:@"modify"]) {
6375         if (button != [sheet cancelButtonIndex]) {
6376             if (IsWildcat_)
6377                 [self performSelector:@selector(_clickButtonWithName:) withObject:buttons_[button].first afterDelay:0];
6378             else
6379                 [self _clickButtonWithName:buttons_[button].first];
6380         }
6381
6382         [sheet dismissWithClickedButtonIndex:button animated:YES];
6383     } else if ([context isEqualToString:@"version"]) {
6384         if (button != [sheet cancelButtonIndex]) {
6385             Package *version([versions_ objectAtIndex:button]);
6386             if (IsWildcat_)
6387                 [self performSelector:@selector(_clickButtonWithPackage:) withObject:version afterDelay:0];
6388             else
6389                 [self _clickButtonWithPackage:version];
6390         }
6391
6392         [sheet dismissWithClickedButtonIndex:button animated:YES];
6393     }
6394 }
6395
6396 - (bool) _allowJavaScriptPanel {
6397     return commercial_;
6398 }
6399
6400 #if !AlwaysReload
6401 - (void) _customButtonClicked {
6402     size_t count(buttons_.size());
6403     if (count == 0)
6404         return;
6405
6406     if (count == 1)
6407         [self _clickButtonWithName:buttons_[0].first];
6408     else {
6409         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6410         for (const auto &button : buttons_)
6411             [buttons addObject:button.second];
6412
6413         sheet_ = [[[UIActionSheet alloc]
6414             initWithTitle:nil
6415             delegate:self
6416             cancelButtonTitle:nil
6417             destructiveButtonTitle:nil
6418             otherButtonTitles:nil
6419         ] autorelease];
6420
6421         for (NSString *button in buttons)
6422             [sheet_ addButtonWithTitle:button];
6423         [sheet_ setContext:@"modify"];
6424
6425         [delegate_ showActionSheet:sheet_ fromItem:[[self navigationItem] rightBarButtonItem]];
6426     }
6427 }
6428
6429 - (void) reloadButtonClicked {
6430     if (commercial_ && function_ == nil && [package_ uninstalled])
6431         return;
6432     [self customButtonClicked];
6433 }
6434
6435 - (void) applyLoadingTitle {
6436     // Don't show "Loading" as the title. Ever.
6437 }
6438
6439 - (UIBarButtonItem *) rightButton {
6440     return button_;
6441 }
6442 #endif
6443
6444 - (void) setPageColor:(UIColor *)color {
6445     return [super setPageColor:nil];
6446 }
6447
6448 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6449     if ((self = [super init]) != nil) {
6450         database_ = database;
6451         name_ = name == nil ? @"" : [NSString stringWithString:name];
6452         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6453     } return self;
6454 }
6455
6456 - (void) reloadData {
6457     [super reloadData];
6458
6459     [sheet_ dismissWithClickedButtonIndex:[sheet_ cancelButtonIndex] animated:YES];
6460     sheet_ = nil;
6461
6462     package_ = [database_ packageWithName:name_];
6463     versions_ = [package_ downgrades];
6464
6465     buttons_.clear();
6466
6467     if (package_ != nil) {
6468         [(Package *) package_ parse];
6469
6470         commercial_ = [package_ isCommercial];
6471
6472         if ([package_ mode] != nil)
6473             buttons_.push_back(std::make_pair(@"CLEAR", UCLocalize("CLEAR")));
6474         if ([package_ source] == nil);
6475         else if ([package_ upgradableAndEssential:NO])
6476             buttons_.push_back(std::make_pair(@"UPGRADE", UCLocalize("UPGRADE")));
6477         else if ([package_ uninstalled])
6478             buttons_.push_back(std::make_pair(@"INSTALL", UCLocalize("INSTALL")));
6479         else
6480             buttons_.push_back(std::make_pair(@"REINSTALL", UCLocalize("REINSTALL")));
6481         if (![package_ uninstalled])
6482             buttons_.push_back(std::make_pair(@"REMOVE", UCLocalize("REMOVE")));
6483         if ([versions_ count] != 0)
6484             buttons_.push_back(std::make_pair(@"DOWNGRADE", UCLocalize("DOWNGRADE")));
6485     }
6486
6487     NSString *title;
6488     switch (buttons_.size()) {
6489         case 0: title = nil; break;
6490         case 1: title = buttons_[0].second; break;
6491         default: title = UCLocalize("MODIFY"); break;
6492     }
6493
6494     button_ = [[[UIBarButtonItem alloc]
6495         initWithTitle:title
6496         style:UIBarButtonItemStylePlain
6497         target:self
6498         action:@selector(customButtonClicked)
6499     ] autorelease];
6500 }
6501
6502 - (bool) isLoading {
6503     return commercial_ ? [super isLoading] : false;
6504 }
6505
6506 @end
6507 /* }}} */
6508
6509 /* Package List Controller {{{ */
6510 @interface PackageListController : CyteViewController <
6511     UITableViewDataSource,
6512     UITableViewDelegate
6513 > {
6514     _transient Database *database_;
6515     unsigned era_;
6516     _H<NSArray> packages_;
6517     _H<NSArray> sections_;
6518     _H<UITableView, 2> list_;
6519
6520     _H<NSArray> thumbs_;
6521     std::vector<NSInteger> offset_;
6522
6523     _H<NSString> title_;
6524     unsigned reloading_;
6525 }
6526
6527 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6528 - (void) setDelegate:(id)delegate;
6529 - (void) resetCursor;
6530 - (void) clearData;
6531
6532 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages;
6533
6534 @end
6535
6536 @implementation PackageListController
6537
6538 - (NSURL *) referrerURL {
6539     return [self navigationURL];
6540 }
6541
6542 - (bool) isSummarized {
6543     return false;
6544 }
6545
6546 - (bool) showsSections {
6547     return true;
6548 }
6549
6550 - (void) deselectWithAnimation:(BOOL)animated {
6551     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6552 }
6553
6554 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6555     CGRect base = [[self view] bounds];
6556     base.size.height -= bounds.size.height;
6557     base.origin = [list_ frame].origin;
6558
6559     [UIView beginAnimations:nil context:NULL];
6560     [UIView setAnimationBeginsFromCurrentState:YES];
6561     [UIView setAnimationCurve:curve];
6562     [UIView setAnimationDuration:duration];
6563     [list_ setFrame:base];
6564     [UIView commitAnimations];
6565 }
6566
6567 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6568     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6569 }
6570
6571 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6572     [self resizeForKeyboardBounds:bounds duration:0];
6573 }
6574
6575 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6576     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6577         *curve = UIViewAnimationCurveEaseInOut;
6578     else
6579         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6580
6581     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6582         *duration = 0.3;
6583     else
6584         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6585 }
6586
6587 - (void) keyboardWillShow:(NSNotification *)notification {
6588     CGRect bounds;
6589     CGPoint center;
6590     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6591     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6592
6593     NSTimeInterval duration;
6594     UIViewAnimationCurve curve;
6595     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6596
6597     CGRect kbframe = CGRectMake(Retina(center.x - bounds.size.width / 2), Retina(center.y - bounds.size.height / 2), bounds.size.width, bounds.size.height);
6598     UIViewController *base = self;
6599     while ([base parentOrPresentingViewController] != nil)
6600         base = [base parentOrPresentingViewController];
6601     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6602     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6603
6604     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6605         intersection.size.height += CYStatusBarHeight();
6606
6607     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6608 }
6609
6610 - (void) keyboardWillHide:(NSNotification *)notification {
6611     NSTimeInterval duration;
6612     UIViewAnimationCurve curve;
6613     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6614
6615     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6616 }
6617
6618 - (void) viewWillAppear:(BOOL)animated {
6619     [super viewWillAppear:animated];
6620
6621     [self resizeForKeyboardBounds:CGRectZero];
6622     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6623     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6624 }
6625
6626 - (void) viewWillDisappear:(BOOL)animated {
6627     [super viewWillDisappear:animated];
6628
6629     [self resizeForKeyboardBounds:CGRectZero];
6630     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6631     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6632 }
6633
6634 - (void) viewDidAppear:(BOOL)animated {
6635     [super viewDidAppear:animated];
6636     [self deselectWithAnimation:animated];
6637 }
6638
6639 - (void) didSelectPackage:(Package *)package {
6640     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6641     [view setDelegate:delegate_];
6642     [[self navigationController] pushViewController:view animated:YES];
6643 }
6644
6645 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6646     NSInteger count([sections_ count]);
6647     return count == 0 ? 1 : count;
6648 }
6649
6650 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6651     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6652         return nil;
6653     return [[sections_ objectAtIndex:section] name];
6654 }
6655
6656 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6657     if ([sections_ count] == 0)
6658         return 0;
6659     return [[sections_ objectAtIndex:section] count];
6660 }
6661
6662 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6663 @synchronized (database_) {
6664     if ([database_ era] != era_)
6665         return nil;
6666
6667     Section *section([sections_ objectAtIndex:[path section]]);
6668     NSInteger row([path row]);
6669     Package *package([packages_ objectAtIndex:([section row] + row)]);
6670     return [[package retain] autorelease];
6671 } }
6672
6673 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6674     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6675     if (cell == nil)
6676         cell = [[[PackageCell alloc] init] autorelease];
6677
6678     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6679     [cell setPackage:package asSummary:[self isSummarized]];
6680     return cell;
6681 }
6682
6683 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6684     Package *package([self packageAtIndexPath:path]);
6685     package = [database_ packageWithName:[package id]];
6686     [self didSelectPackage:package];
6687 }
6688
6689 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6690     return thumbs_;
6691 }
6692
6693 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6694     return offset_[index];
6695 }
6696
6697 - (void) updateHeight {
6698     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6699 }
6700
6701 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6702     if ((self = [super init]) != nil) {
6703         database_ = database;
6704         title_ = [title copy];
6705         [[self navigationItem] setTitle:title_];
6706     } return self;
6707 }
6708
6709 - (void) loadView {
6710     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6711     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6712     [self setView:view];
6713
6714     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6715     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6716     [view addSubview:list_];
6717
6718     // XXX: is 20 the most optimal number here?
6719     [list_ setSectionIndexMinimumDisplayRowCount:20];
6720
6721     [(UITableView *) list_ setDataSource:self];
6722     [list_ setDelegate:self];
6723
6724     [self updateHeight];
6725 }
6726
6727 - (void) releaseSubviews {
6728     list_ = nil;
6729
6730     packages_ = nil;
6731     sections_ = nil;
6732
6733     thumbs_ = nil;
6734     offset_.clear();
6735
6736     [super releaseSubviews];
6737 }
6738
6739 - (void) setDelegate:(id)delegate {
6740     delegate_ = delegate;
6741 }
6742
6743 - (bool) shouldYield {
6744     return false;
6745 }
6746
6747 - (bool) shouldBlock {
6748     return false;
6749 }
6750
6751 - (NSMutableArray *) _reloadPackages {
6752 @synchronized (database_) {
6753     era_ = [database_ era];
6754     NSArray *packages([database_ packages]);
6755
6756     return [NSMutableArray arrayWithArray:packages];
6757 } }
6758
6759 - (void) _reloadData {
6760     if (reloading_ != 0) {
6761         reloading_ = 2;
6762         return;
6763     }
6764
6765     NSMutableArray *packages;
6766
6767   reload:
6768     if ([self shouldYield]) {
6769         do {
6770             UIProgressHUD *hud;
6771
6772             if (![self shouldBlock])
6773                 hud = nil;
6774             else {
6775                 hud = [delegate_ addProgressHUD];
6776                 [hud setText:UCLocalize("LOADING")];
6777             }
6778
6779             reloading_ = 1;
6780             packages = [self yieldToSelector:@selector(_reloadPackages)];
6781
6782             if (hud != nil)
6783                 [delegate_ removeProgressHUD:hud];
6784         } while (reloading_ == 2);
6785     } else {
6786         packages = [self _reloadPackages];
6787     }
6788
6789 @synchronized (database_) {
6790     if (era_ != [database_ era])
6791         goto reload;
6792     reloading_ = 0;
6793
6794     thumbs_ = nil;
6795     offset_.clear();
6796
6797     packages_ = packages;
6798
6799     if ([self showsSections])
6800         sections_ = [self sectionsForPackages:packages];
6801     else {
6802         Section *section([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6803         [section setCount:[packages_ count]];
6804         sections_ = [NSArray arrayWithObject:section];
6805     }
6806
6807     [self updateHeight];
6808
6809     _profile(PackageTable$reloadData$List)
6810         [(UITableView *) list_ setDataSource:self];
6811         [list_ reloadData];
6812     _end
6813 }
6814
6815     PrintTimes();
6816 }
6817
6818 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
6819     Section *prefix([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6820     size_t end([packages count]);
6821
6822     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
6823     Section *section(prefix);
6824
6825     thumbs_ = CollationThumbs_;
6826     offset_ = CollationOffset_;
6827
6828     size_t offset(0);
6829     size_t offsets([CollationStarts_ count]);
6830
6831     NSString *start([CollationStarts_ objectAtIndex:offset]);
6832     size_t length([start length]);
6833
6834     for (size_t index(0); index != end; ++index) {
6835         if (start != nil) {
6836             Package *package([packages objectAtIndex:index]);
6837             NSString *name(PackageName(package, @selector(cyname)));
6838
6839             //while ([start compare:name options:NSNumericSearch range:NSMakeRange(0, length) locale:CollationLocale_] != NSOrderedDescending) {
6840             while (StringNameCompare(start, name, length) != kCFCompareGreaterThan) {
6841                 NSString *title([CollationTitles_ objectAtIndex:offset]);
6842                 section = [[[Section alloc] initWithName:title row:index localize:NO] autorelease];
6843                 [sections addObject:section];
6844
6845                 start = ++offset == offsets ? nil : [CollationStarts_ objectAtIndex:offset];
6846                 if (start == nil)
6847                     break;
6848                 length = [start length];
6849             }
6850         }
6851
6852         [section addToCount];
6853     }
6854
6855     for (; offset != offsets; ++offset) {
6856         NSString *title([CollationTitles_ objectAtIndex:offset]);
6857         Section *section([[[Section alloc] initWithName:title row:end localize:NO] autorelease]);
6858         [sections addObject:section];
6859     }
6860
6861     if ([prefix count] != 0) {
6862         Section *suffix([sections lastObject]);
6863         [prefix setName:[suffix name]];
6864         [suffix setName:nil];
6865         [sections insertObject:prefix atIndex:(offsets - 1)];
6866     }
6867
6868     return sections;
6869 }
6870
6871 - (void) reloadData {
6872     [super reloadData];
6873
6874     if ([self shouldYield])
6875         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6876     else
6877         [self _reloadData];
6878 }
6879
6880 - (void) resetCursor {
6881     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6882 }
6883
6884 - (void) clearData {
6885     [self updateHeight];
6886
6887     [list_ setDataSource:nil];
6888     [list_ reloadData];
6889
6890     [self resetCursor];
6891 }
6892
6893 @end
6894 /* }}} */
6895 /* Filtered Package List Controller {{{ */
6896 typedef Function<bool, Package *> PackageFilter;
6897 typedef Function<void, NSMutableArray *> PackageSorter;
6898 @interface FilteredPackageListController : PackageListController {
6899     PackageFilter filter_;
6900     PackageSorter sorter_;
6901 }
6902
6903 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter;
6904
6905 - (void) setFilter:(PackageFilter)filter;
6906 - (void) setSorter:(PackageSorter)sorter;
6907
6908 @end
6909
6910 @implementation FilteredPackageListController
6911
6912 - (void) setFilter:(PackageFilter)filter {
6913 @synchronized (self) {
6914     filter_ = filter;
6915 } }
6916
6917 - (void) setSorter:(PackageSorter)sorter {
6918 @synchronized (self) {
6919     sorter_ = sorter;
6920 } }
6921
6922 - (NSMutableArray *) _reloadPackages {
6923 @synchronized (database_) {
6924     era_ = [database_ era];
6925
6926     NSArray *packages([database_ packages]);
6927     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6928
6929     PackageFilter filter;
6930     PackageSorter sorter;
6931
6932     @synchronized (self) {
6933         filter = filter_;
6934         sorter = sorter_;
6935     }
6936
6937     _profile(PackageTable$reloadData$Filter)
6938         for (Package *package in packages)
6939             if (filter(package))
6940                 [filtered addObject:package];
6941     _end
6942
6943     if (sorter)
6944         sorter(filtered);
6945     return filtered;
6946 } }
6947
6948 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter {
6949     if ((self = [super initWithDatabase:database title:title]) != nil) {
6950         [self setFilter:filter];
6951     } return self;
6952 }
6953
6954 @end
6955 /* }}} */
6956
6957 /* Home Controller {{{ */
6958 @interface HomeController : CydiaWebViewController {
6959     CFRunLoopRef runloop_;
6960     SCNetworkReachabilityRef reachability_;
6961 }
6962
6963 @end
6964
6965 @implementation HomeController
6966
6967 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6968     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6969 }
6970
6971 - (id) init {
6972     if ((self = [super init]) != nil) {
6973         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6974         [self reloadData];
6975
6976         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6977         if (reachability_ != NULL) {
6978             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6979             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6980
6981             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6982             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6983                 runloop_ = runloop;
6984         }
6985     } return self;
6986 }
6987
6988 - (void) dealloc {
6989     if (reachability_ != NULL && runloop_ != NULL)
6990         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6991     [super dealloc];
6992 }
6993
6994 - (NSURL *) navigationURL {
6995     return [NSURL URLWithString:@"cydia://home"];
6996 }
6997
6998 - (void) aboutButtonClicked {
6999     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
7000
7001     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
7002     [alert addButtonWithTitle:UCLocalize("CLOSE")];
7003     [alert setCancelButtonIndex:0];
7004
7005     [alert setMessage:
7006         @"Copyright \u00a9 2008-2015\n"
7007         "SaurikIT, LLC\n"
7008         "\n"
7009         "Jay Freeman (saurik)\n"
7010         "saurik@saurik.com\n"
7011         "http://www.saurik.com/"
7012     ];
7013
7014     [alert show];
7015 }
7016
7017 - (UIBarButtonItem *) leftButton {
7018     return [[[UIBarButtonItem alloc]
7019         initWithTitle:UCLocalize("ABOUT")
7020         style:UIBarButtonItemStylePlain
7021         target:self
7022         action:@selector(aboutButtonClicked)
7023     ] autorelease];
7024 }
7025
7026 @end
7027 /* }}} */
7028
7029 /* Cydia Navigation Controller Interface {{{ */
7030 @interface UINavigationController (Cydia)
7031
7032 - (NSArray *) navigationURLCollection;
7033 - (void) unloadData;
7034
7035 @end
7036 /* }}} */
7037
7038 /* Cydia Tab Bar Controller {{{ */
7039 @interface CydiaTabBarController : CyteTabBarController <
7040     UITabBarControllerDelegate,
7041     FetchDelegate
7042 > {
7043     _transient Database *database_;
7044
7045     _H<UIActivityIndicatorView> indicator_;
7046
7047     bool updating_;
7048     // XXX: ok, "updatedelegate_"?...
7049     _transient NSObject<CydiaDelegate> *updatedelegate_;
7050 }
7051
7052 - (NSArray *) navigationURLCollection;
7053 - (void) beginUpdate;
7054 - (BOOL) updating;
7055
7056 @end
7057
7058 @implementation CydiaTabBarController
7059
7060 - (NSArray *) navigationURLCollection {
7061     NSMutableArray *items([NSMutableArray array]);
7062
7063     // XXX: Should this deal with transient view controllers?
7064     for (id navigation in [self viewControllers]) {
7065         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
7066         if (stack != nil)
7067             [items addObject:stack];
7068     }
7069
7070     return items;
7071 }
7072
7073 - (id) initWithDatabase:(Database *)database {
7074     if ((self = [super init]) != nil) {
7075         database_ = database;
7076         [self setDelegate:self];
7077
7078         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteTiny] autorelease];
7079         [indicator_ setOrigin:CGPointMake(kCFCoreFoundationVersionNumber >= 800 ? 2 : 4, 2)];
7080
7081         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7082     } return self;
7083 }
7084
7085 - (void) beginUpdate {
7086     if (updating_)
7087         return;
7088
7089     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7090     UITabBarItem *item([controller tabBarItem]);
7091
7092     [item setBadgeValue:@""];
7093     UIView *badge(MSHookIvar<UIView *>([item view], "_badge"));
7094
7095     [indicator_ startAnimating];
7096     [badge addSubview:indicator_];
7097
7098     [updatedelegate_ retainNetworkActivityIndicator];
7099     updating_ = true;
7100
7101     [NSThread
7102         detachNewThreadSelector:@selector(performUpdate)
7103         toTarget:self
7104         withObject:nil
7105     ];
7106 }
7107
7108 - (void) performUpdate {
7109     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
7110
7111     SourceStatus status(self, database_);
7112     [database_ updateWithStatus:status];
7113
7114     [self
7115         performSelectorOnMainThread:@selector(completeUpdate)
7116         withObject:nil
7117         waitUntilDone:NO
7118     ];
7119
7120     [pool release];
7121 }
7122
7123 - (void) stopUpdateWithSelector:(SEL)selector {
7124     updating_ = false;
7125     [updatedelegate_ releaseNetworkActivityIndicator];
7126
7127     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7128     [[controller tabBarItem] setBadgeValue:nil];
7129
7130     [indicator_ removeFromSuperview];
7131     [indicator_ stopAnimating];
7132
7133     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
7134 }
7135
7136 - (void) completeUpdate {
7137     if (!updating_)
7138         return;
7139     [self stopUpdateWithSelector:@selector(reloadData)];
7140 }
7141
7142 - (void) cancelUpdate {
7143     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
7144 }
7145
7146 - (void) cancelPressed {
7147     [self cancelUpdate];
7148 }
7149
7150 - (BOOL) updating {
7151     return updating_;
7152 }
7153
7154 - (bool) isSourceCancelled {
7155     return !updating_;
7156 }
7157
7158 - (void) startSourceFetch:(NSString *)uri {
7159 }
7160
7161 - (void) stopSourceFetch:(NSString *)uri {
7162 }
7163
7164 - (void) setUpdateDelegate:(id)delegate {
7165     updatedelegate_ = delegate;
7166 }
7167
7168 @end
7169 /* }}} */
7170
7171 /* Cydia Navigation Controller Implementation {{{ */
7172 @implementation UINavigationController (Cydia)
7173
7174 - (NSArray *) navigationURLCollection {
7175     NSMutableArray *stack([NSMutableArray array]);
7176
7177     for (CyteViewController *controller in [self viewControllers]) {
7178         NSString *url = [[controller navigationURL] absoluteString];
7179         if (url != nil)
7180             [stack addObject:url];
7181     }
7182
7183     return stack;
7184 }
7185
7186 - (void) reloadData {
7187     [super reloadData];
7188
7189     UIViewController *visible([self visibleViewController]);
7190     if (visible != nil)
7191         [visible reloadData];
7192
7193     // on the iPad, this view controller is ALSO visible. :(
7194     if (IsWildcat_)
7195         if (UIViewController *modal = [self modalViewController])
7196             if ([modal modalPresentationStyle] == UIModalPresentationFormSheet)
7197                 if (UIViewController *top = [self topViewController])
7198                     if (top != visible)
7199                         [top reloadData];
7200 }
7201
7202 - (void) unloadData {
7203     for (CyteViewController *page in [self viewControllers])
7204         [page unloadData];
7205
7206     [super unloadData];
7207 }
7208
7209 @end
7210 /* }}} */
7211
7212 /* Cydia:// Protocol {{{ */
7213 @interface CydiaURLProtocol : NSURLProtocol {
7214 }
7215
7216 @end
7217
7218 @implementation CydiaURLProtocol
7219
7220 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7221     NSURL *url([request URL]);
7222     if (url == nil)
7223         return NO;
7224
7225     NSString *scheme([[url scheme] lowercaseString]);
7226     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7227         return YES;
7228     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7229         return YES;
7230
7231     return NO;
7232 }
7233
7234 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7235     return request;
7236 }
7237
7238 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7239     id<NSURLProtocolClient> client([self client]);
7240     if (icon == nil)
7241         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7242     else {
7243         NSData *data(UIImagePNGRepresentation(icon));
7244
7245         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7246         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7247         [client URLProtocol:self didLoadData:data];
7248         [client URLProtocolDidFinishLoading:self];
7249     }
7250 }
7251
7252 - (void) startLoading {
7253     id<NSURLProtocolClient> client([self client]);
7254     NSURLRequest *request([self request]);
7255
7256     NSURL *url([request URL]);
7257     NSString *href([url absoluteString]);
7258     NSString *scheme([[url scheme] lowercaseString]);
7259
7260     NSString *path;
7261
7262     if ([scheme isEqualToString:@"cydia"])
7263         path = [href substringFromIndex:8];
7264     else if ([scheme isEqualToString:@"about"])
7265         path = [href substringFromIndex:12];
7266     else _assert(false);
7267
7268     NSRange slash([path rangeOfString:@"/"]);
7269
7270     NSString *command;
7271     if (slash.location == NSNotFound) {
7272         command = path;
7273         path = nil;
7274     } else {
7275         command = [path substringToIndex:slash.location];
7276         path = [path substringFromIndex:(slash.location + 1)];
7277     }
7278
7279     Database *database([Database sharedInstance]);
7280
7281     if (false);
7282     else if ([command isEqualToString:@"application-icon"]) {
7283         if (path == nil)
7284             goto fail;
7285         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7286
7287         UIImage *icon(nil);
7288
7289         if (icon == nil && $SBSCopyIconImagePNGDataForDisplayIdentifier != NULL) {
7290             NSData *data([$SBSCopyIconImagePNGDataForDisplayIdentifier(path) autorelease]);
7291             icon = [UIImage imageWithData:data];
7292         }
7293
7294         if (icon == nil)
7295             if (NSString *file = SBSCopyIconImagePathForDisplayIdentifier(path))
7296                 icon = [UIImage imageAtPath:file];
7297
7298         if (icon == nil)
7299             icon = [UIImage imageNamed:@"unknown.png"];
7300
7301         [self _returnPNGWithImage:icon forRequest:request];
7302     } else if ([command isEqualToString:@"package-icon"]) {
7303         if (path == nil)
7304             goto fail;
7305         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7306         Package *package([database packageWithName:path]);
7307         if (package == nil)
7308             goto fail;
7309         [package parse];
7310         UIImage *icon([package icon]);
7311         [self _returnPNGWithImage:icon forRequest:request];
7312     } else if ([command isEqualToString:@"uikit-image"]) {
7313         if (path == nil)
7314             goto fail;
7315         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7316         UIImage *icon(_UIImageWithName(path));
7317         [self _returnPNGWithImage:icon forRequest:request];
7318     } else if ([command isEqualToString:@"section-icon"]) {
7319         if (path == nil)
7320             goto fail;
7321         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7322         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7323         if (icon == nil)
7324             icon = [UIImage imageNamed:@"unknown.png"];
7325         [self _returnPNGWithImage:icon forRequest:request];
7326     } else fail: {
7327         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7328     }
7329 }
7330
7331 - (void) stopLoading {
7332 }
7333
7334 @end
7335 /* }}} */
7336
7337 /* Section Controller {{{ */
7338 @interface SectionController : FilteredPackageListController {
7339     _H<NSString> key_;
7340     _H<NSString> section_;
7341 }
7342
7343 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section;
7344
7345 @end
7346
7347 @implementation SectionController
7348
7349 - (NSURL *) referrerURL {
7350     NSString *name(section_);
7351     name = name ?: @"*";
7352     NSString *key(key_);
7353     key = key ?: @"*";
7354     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@/%@", UI_, [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7355 }
7356
7357 - (NSURL *) navigationURL {
7358     NSString *name(section_);
7359     name = name ?: @"*";
7360     NSString *key(key_);
7361     key = key ?: @"*";
7362     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@/%@", [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7363 }
7364
7365 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section {
7366     NSString *title;
7367     if (section == nil)
7368         title = UCLocalize("ALL_PACKAGES");
7369     else if (![section isEqual:@""])
7370         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(section) value:nil table:@"Sections"];
7371     else
7372         title = UCLocalize("NO_SECTION");
7373
7374     if ((self = [super initWithDatabase:database title:title]) != nil) {
7375         key_ = [source key];
7376         section_ = section;
7377     } return self;
7378 }
7379
7380 - (void) reloadData {
7381     Source *source([database_ sourceWithKey:key_]);
7382     _H<NSString> name(section_);
7383
7384     [self setFilter:[=](Package *package) {
7385         NSString *section([package section]);
7386
7387         return (
7388             name == nil ||
7389             section == nil && [name length] == 0 ||
7390             [name isEqualToString:section]
7391         ) && (
7392             source == nil ||
7393             [package source] == source
7394         ) && [package visible];
7395     }];
7396
7397     [super reloadData];
7398 }
7399
7400 @end
7401 /* }}} */
7402 /* Sections Controller {{{ */
7403 @interface SectionsController : CyteViewController <
7404     UITableViewDataSource,
7405     UITableViewDelegate
7406 > {
7407     _transient Database *database_;
7408     _H<NSString> key_;
7409     _H<NSMutableArray> sections_;
7410     _H<NSMutableArray> filtered_;
7411     _H<UITableView, 2> list_;
7412 }
7413
7414 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7415 - (void) editButtonClicked;
7416
7417 @end
7418
7419 @implementation SectionsController
7420
7421 - (NSURL *) navigationURL {
7422     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
7423 }
7424
7425 - (Source *) source {
7426     if (key_ == nil)
7427         return nil;
7428     return [database_ sourceWithKey:key_];
7429 }
7430
7431 - (void) updateNavigationItem {
7432     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7433     if ([sections_ count] == 0) {
7434         [[self navigationItem] setRightBarButtonItem:nil];
7435     } else {
7436         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7437             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7438             target:self
7439             action:@selector(editButtonClicked)
7440         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7441     }
7442 }
7443
7444 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7445     [super setEditing:editing animated:animated];
7446
7447     if (editing)
7448         [list_ reloadData];
7449     else
7450         [delegate_ updateData];
7451
7452     [self updateNavigationItem];
7453 }
7454
7455 - (void) viewDidAppear:(BOOL)animated {
7456     [super viewDidAppear:animated];
7457     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7458 }
7459
7460 - (void) viewWillDisappear:(BOOL)animated {
7461     [super viewWillDisappear:animated];
7462     [self setEditing:NO];
7463 }
7464
7465 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7466     Section *section = nil;
7467     int index = [indexPath row];
7468     if (![self isEditing]) {
7469         index -= 1;
7470         if (index >= 0)
7471             section = [filtered_ objectAtIndex:index];
7472     } else {
7473         section = [sections_ objectAtIndex:index];
7474     }
7475     return section;
7476 }
7477
7478 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7479     if ([self isEditing])
7480         return [sections_ count];
7481     else
7482         return [filtered_ count] + 1;
7483 }
7484
7485 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7486     return 45.0f;
7487 }*/
7488
7489 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7490     static NSString *reuseIdentifier = @"SectionCell";
7491
7492     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7493     if (cell == nil)
7494         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7495
7496     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7497
7498     return cell;
7499 }
7500
7501 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7502     if ([self isEditing])
7503         return;
7504
7505     Section *section = [self sectionAtIndexPath:indexPath];
7506
7507     SectionController *controller = [[[SectionController alloc]
7508         initWithDatabase:database_
7509         source:[self source]
7510         section:[section name]
7511     ] autorelease];
7512     [controller setDelegate:delegate_];
7513
7514     [[self navigationController] pushViewController:controller animated:YES];
7515 }
7516
7517 - (void) loadView {
7518     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7519     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7520     [list_ setRowHeight:46];
7521     [(UITableView *) list_ setDataSource:self];
7522     [list_ setDelegate:self];
7523     [self setView:list_];
7524 }
7525
7526 - (void) viewDidLoad {
7527     [super viewDidLoad];
7528
7529     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7530 }
7531
7532 - (void) releaseSubviews {
7533     list_ = nil;
7534
7535     sections_ = nil;
7536     filtered_ = nil;
7537
7538     [super releaseSubviews];
7539 }
7540
7541 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7542     if ((self = [super init]) != nil) {
7543         database_ = database;
7544         key_ = [source key];
7545     } return self;
7546 }
7547
7548 - (void) reloadData {
7549     [super reloadData];
7550
7551     NSArray *packages = [database_ packages];
7552
7553     sections_ = [NSMutableArray arrayWithCapacity:16];
7554     filtered_ = [NSMutableArray arrayWithCapacity:16];
7555
7556     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7557
7558     Source *source([self source]);
7559
7560     _trace();
7561     for (Package *package in packages) {
7562         if (source != nil && [package source] != source)
7563             continue;
7564
7565         NSString *name([package section]);
7566         NSString *key(name == nil ? @"" : name);
7567
7568         Section *section;
7569
7570         _profile(SectionsView$reloadData$Section)
7571             section = [sections objectForKey:key];
7572             if (section == nil) {
7573                 _profile(SectionsView$reloadData$Section$Allocate)
7574                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7575                     [sections setObject:section forKey:key];
7576                 _end
7577             }
7578         _end
7579
7580         [section addToCount];
7581
7582         _profile(SectionsView$reloadData$Filter)
7583             if (![package visible])
7584                 continue;
7585         _end
7586
7587         [section addToRow];
7588     }
7589     _trace();
7590
7591     [sections_ addObjectsFromArray:[sections allValues]];
7592
7593     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7594
7595     for (Section *section in (id) sections_) {
7596         size_t count([section row]);
7597         if (count == 0)
7598             continue;
7599
7600         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7601         [section setCount:count];
7602         [filtered_ addObject:section];
7603     }
7604
7605     [self updateNavigationItem];
7606     [list_ reloadData];
7607     _trace();
7608 }
7609
7610 - (void) editButtonClicked {
7611     [self setEditing:![self isEditing] animated:YES];
7612 }
7613
7614 @end
7615 /* }}} */
7616
7617 /* Changes Controller {{{ */
7618 @interface ChangesController : FilteredPackageListController {
7619     unsigned upgrades_;
7620 }
7621
7622 - (id) initWithDatabase:(Database *)database;
7623
7624 @end
7625
7626 @implementation ChangesController
7627
7628 - (NSURL *) referrerURL {
7629     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/changes/", UI_]];
7630 }
7631
7632 - (NSURL *) navigationURL {
7633     return [NSURL URLWithString:@"cydia://changes"];
7634 }
7635
7636 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7637 @synchronized (database_) {
7638     if ([database_ era] != era_)
7639         return nil;
7640
7641     NSUInteger sectionIndex([path section]);
7642     if (sectionIndex >= [sections_ count])
7643         return nil;
7644     Section *section([sections_ objectAtIndex:sectionIndex]);
7645     NSInteger row([path row]);
7646     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7647 } }
7648
7649 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7650     NSString *context([alert context]);
7651
7652     if ([context isEqualToString:@"norefresh"])
7653         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7654 }
7655
7656 - (void) setLeftBarButtonItem {
7657     if ([delegate_ updating])
7658         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7659             initWithTitle:UCLocalize("CANCEL")
7660             style:UIBarButtonItemStyleDone
7661             target:self
7662             action:@selector(cancelButtonClicked)
7663         ] autorelease] animated:YES];
7664     else
7665         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7666             initWithTitle:UCLocalize("REFRESH")
7667             style:UIBarButtonItemStylePlain
7668             target:self
7669             action:@selector(refreshButtonClicked)
7670         ] autorelease] animated:YES];
7671 }
7672
7673 - (void) refreshButtonClicked {
7674     if ([delegate_ requestUpdate])
7675         [self setLeftBarButtonItem];
7676 }
7677
7678 - (void) cancelButtonClicked {
7679     [delegate_ cancelUpdate];
7680 }
7681
7682 - (void) upgradeButtonClicked {
7683     [delegate_ distUpgrade];
7684     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7685 }
7686
7687 - (bool) shouldYield {
7688     return true;
7689 }
7690
7691 - (bool) shouldBlock {
7692     return true;
7693 }
7694
7695 - (void) useFilter {
7696 @synchronized (self) {
7697     [self setFilter:[](Package *package) {
7698         return [package upgradableAndEssential:YES] || [package visible];
7699     }];
7700
7701     [self setSorter:[](NSMutableArray *packages) {
7702         [packages radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7703     }];
7704 } }
7705
7706 - (id) initWithDatabase:(Database *)database {
7707     if ((self = [super initWithDatabase:database title:UCLocalize("CHANGES")]) != nil) {
7708         [self useFilter];
7709     } return self;
7710 }
7711
7712 - (void) viewDidLoad {
7713     [super viewDidLoad];
7714     [self setLeftBarButtonItem];
7715 }
7716
7717 - (void) viewWillAppear:(BOOL)animated {
7718     [super viewWillAppear:animated];
7719     [self setLeftBarButtonItem];
7720 }
7721
7722 - (void) reloadData {
7723     [self setLeftBarButtonItem];
7724     [super reloadData];
7725 }
7726
7727 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
7728     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
7729
7730     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7731     Section *ignored = nil;
7732     Section *section = nil;
7733     time_t last = 0;
7734
7735     upgrades_ = 0;
7736     bool unseens = false;
7737
7738     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7739
7740     for (size_t offset = 0, count = [packages count]; offset != count; ++offset) {
7741         Package *package = [packages objectAtIndex:offset];
7742
7743         BOOL uae = [package upgradableAndEssential:YES];
7744
7745         if (!uae) {
7746             unseens = true;
7747             time_t seen([package seen]);
7748
7749             if (section == nil || last != seen) {
7750                 last = seen;
7751
7752                 NSString *name;
7753                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7754                 [name autorelease];
7755
7756                 _profile(ChangesController$reloadData$Allocate)
7757                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7758                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7759                     [sections addObject:section];
7760                 _end
7761             }
7762
7763             [section addToCount];
7764         } else if ([package ignored]) {
7765             if (ignored == nil) {
7766                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7767             }
7768             [ignored addToCount];
7769         } else {
7770             ++upgrades_;
7771             [upgradable addToCount];
7772         }
7773     }
7774     _trace();
7775
7776     CFRelease(formatter);
7777
7778     if (unseens) {
7779         Section *last = [sections lastObject];
7780         size_t count = [last count];
7781         [packages removeObjectsInRange:NSMakeRange([packages count] - count, count)];
7782         [sections removeLastObject];
7783     }
7784
7785     if ([ignored count] != 0)
7786         [sections insertObject:ignored atIndex:0];
7787     if (upgrades_ != 0)
7788         [sections insertObject:upgradable atIndex:0];
7789
7790     [list_ reloadData];
7791
7792     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7793         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7794         style:UIBarButtonItemStylePlain
7795         target:self
7796         action:@selector(upgradeButtonClicked)
7797     ] autorelease]) animated:YES];
7798
7799     return sections;
7800 }
7801
7802 @end
7803 /* }}} */
7804 /* Search Controller {{{ */
7805 @interface SearchController : FilteredPackageListController <
7806     UISearchBarDelegate
7807 > {
7808     _H<UISearchBar, 1> search_;
7809     BOOL searchloaded_;
7810     bool summary_;
7811 }
7812
7813 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7814 - (void) reloadData;
7815
7816 @end
7817
7818 @implementation SearchController
7819
7820 - (NSURL *) referrerURL {
7821     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
7822 }
7823
7824 - (NSURL *) navigationURL {
7825     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7826         return [NSURL URLWithString:@"cydia://search"];
7827     else
7828         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
7829 }
7830
7831 - (NSArray *) termsForQuery:(NSString *)query {
7832     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
7833     for (NSString *component in [query componentsSeparatedByString:@" "])
7834         if ([component length] != 0)
7835             [terms addObject:component];
7836
7837     return terms;
7838 }
7839
7840 - (void) useSearch {
7841     _H<NSArray> query([self termsForQuery:[search_ text]]);
7842     summary_ = false;
7843
7844 @synchronized (self) {
7845     [self setFilter:[=](Package *package) {
7846         if (![package unfiltered])
7847             return false;
7848         if (![package matches:query])
7849             return false;
7850         return true;
7851     }];
7852
7853     [self setSorter:[](NSMutableArray *packages) {
7854         [packages radixSortUsingSelector:@selector(rank)];
7855     }];
7856 }
7857
7858     [self clearData];
7859     [self reloadData];
7860 }
7861
7862 - (void) usePrefix:(NSString *)prefix {
7863     _H<NSString> query(prefix);
7864     summary_ = true;
7865
7866 @synchronized (self) {
7867     [self setFilter:[=](Package *package) {
7868         if ([query length] == 0)
7869             return false;
7870         if (![package unfiltered])
7871             return false;
7872         if ([[package name] compare:query options:MatchCompareOptions_ range:NSMakeRange(0, [query length])] != NSOrderedSame)
7873             return false;
7874         return true;
7875     }];
7876
7877     [self setSorter:nullptr];
7878 }
7879
7880     [self reloadData];
7881 }
7882
7883 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7884     [self clearData];
7885     [self usePrefix:[search_ text]];
7886 }
7887
7888 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7889     [search_ resignFirstResponder];
7890     [self useSearch];
7891 }
7892
7893 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7894     [search_ setText:@""];
7895     [self searchBarButtonClicked:searchBar];
7896 }
7897
7898 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7899     [self searchBarButtonClicked:searchBar];
7900 }
7901
7902 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7903     [self usePrefix:text];
7904 }
7905
7906 - (bool) shouldYield {
7907     return YES;
7908 }
7909
7910 - (bool) shouldBlock {
7911     return !summary_;
7912 }
7913
7914 - (bool) isSummarized {
7915     return summary_;
7916 }
7917
7918 - (bool) showsSections {
7919     return false;
7920 }
7921
7922 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7923     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH")])) {
7924         search_ = [[[UISearchBar alloc] init] autorelease];
7925         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7926         [search_ setDelegate:self];
7927
7928         UITextField *textField;
7929         if ([search_ respondsToSelector:@selector(searchField)])
7930             textField = [search_ searchField];
7931         else
7932             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7933
7934         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7935         [textField setEnablesReturnKeyAutomatically:NO];
7936         [[self navigationItem] setTitleView:textField];
7937
7938         if (query != nil)
7939             [search_ setText:query];
7940         [self useSearch];
7941     } return self;
7942 }
7943
7944 - (void) viewDidAppear:(BOOL)animated {
7945     [super viewDidAppear:animated];
7946
7947     if (!searchloaded_) {
7948         searchloaded_ = YES;
7949         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7950         [search_ layoutSubviews];
7951     }
7952
7953     if ([self isSummarized])
7954         [search_ becomeFirstResponder];
7955 }
7956
7957 - (void) reloadData {
7958     [self resetCursor];
7959     [super reloadData];
7960 }
7961
7962 - (void) didSelectPackage:(Package *)package {
7963     [search_ resignFirstResponder];
7964     [super didSelectPackage:package];
7965 }
7966
7967 @end
7968 /* }}} */
7969 /* Package Settings Controller {{{ */
7970 @interface PackageSettingsController : CyteViewController <
7971     UITableViewDataSource,
7972     UITableViewDelegate
7973 > {
7974     _transient Database *database_;
7975     _H<NSString> name_;
7976     _H<Package> package_;
7977     _H<UITableView, 2> table_;
7978     _H<UISwitch> subscribedSwitch_;
7979     _H<UISwitch> ignoredSwitch_;
7980     _H<UITableViewCell> subscribedCell_;
7981     _H<UITableViewCell> ignoredCell_;
7982 }
7983
7984 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7985
7986 @end
7987
7988 @implementation PackageSettingsController
7989
7990 - (NSURL *) navigationURL {
7991     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7992 }
7993
7994 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7995     if (package_ == nil)
7996         return 0;
7997
7998     if ([package_ installed] == nil)
7999         return 1;
8000     else
8001         return 2;
8002 }
8003
8004 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8005     if (package_ == nil)
8006         return 0;
8007
8008     // both sections contain just one item right now.
8009     return 1;
8010 }
8011
8012 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8013     return nil;
8014 }
8015
8016 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8017     if (section == 0)
8018         return UCLocalize("SHOW_ALL_CHANGES_EX");
8019     else
8020         return UCLocalize("IGNORE_UPGRADES_EX");
8021 }
8022
8023 - (void) onSubscribed:(id)control {
8024     bool value([control isOn]);
8025     if (package_ == nil)
8026         return;
8027     if ([package_ setSubscribed:value])
8028         [delegate_ updateData];
8029 }
8030
8031 - (void) _updateIgnored {
8032     const char *package([name_ UTF8String]);
8033     bool on([ignoredSwitch_ isOn]);
8034
8035     FILE *dpkg(popen("/usr/libexec/cydia/cydo --set-selections", "w"));
8036     fwrite(package, strlen(package), 1, dpkg);
8037
8038     if (on)
8039         fwrite(" hold\n", 6, 1, dpkg);
8040     else
8041         fwrite(" install\n", 9, 1, dpkg);
8042
8043     pclose(dpkg);
8044 }
8045
8046 - (void) onIgnored:(id)control {
8047     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
8048     [invocation setTarget:self];
8049     [invocation setSelector:@selector(_updateIgnored)];
8050
8051     [delegate_ reloadDataWithInvocation:invocation];
8052 }
8053
8054 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8055     if (package_ == nil)
8056         return nil;
8057
8058     switch ([indexPath section]) {
8059         case 0: return subscribedCell_;
8060         case 1: return ignoredCell_;
8061
8062         _nodefault
8063     }
8064
8065     return nil;
8066 }
8067
8068 - (void) loadView {
8069     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8070     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8071     [self setView:view];
8072
8073     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8074     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8075     [(UITableView *) table_ setDataSource:self];
8076     [table_ setDelegate:self];
8077     [view addSubview:table_];
8078
8079     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8080     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8081     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
8082
8083     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8084     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8085     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
8086
8087     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
8088     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
8089     [subscribedCell_ setAccessoryView:subscribedSwitch_];
8090     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8091
8092     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
8093     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
8094     [ignoredCell_ setAccessoryView:ignoredSwitch_];
8095     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8096 }
8097
8098 - (void) viewDidLoad {
8099     [super viewDidLoad];
8100
8101     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
8102 }
8103
8104 - (void) releaseSubviews {
8105     ignoredCell_ = nil;
8106     subscribedCell_ = nil;
8107     table_ = nil;
8108     ignoredSwitch_ = nil;
8109     subscribedSwitch_ = nil;
8110
8111     [super releaseSubviews];
8112 }
8113
8114 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8115     if ((self = [super init]) != nil) {
8116         database_ = database;
8117         name_ = package;
8118     } return self;
8119 }
8120
8121 - (void) reloadData {
8122     [super reloadData];
8123
8124     package_ = [database_ packageWithName:name_];
8125
8126     if (package_ != nil) {
8127         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8128         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8129     } // XXX: what now, G?
8130
8131     [table_ reloadData];
8132 }
8133
8134 @end
8135 /* }}} */
8136
8137 /* Installed Controller {{{ */
8138 @interface InstalledController : FilteredPackageListController {
8139     bool sectioned_;
8140 }
8141
8142 - (id) initWithDatabase:(Database *)database;
8143 - (void) queueStatusDidChange;
8144
8145 @end
8146
8147 @implementation InstalledController
8148
8149 - (NSURL *) referrerURL {
8150     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
8151 }
8152
8153 - (NSURL *) navigationURL {
8154     return [NSURL URLWithString:@"cydia://installed"];
8155 }
8156
8157 - (void) useRecent {
8158     sectioned_ = false;
8159
8160 @synchronized (self) {
8161     [self setFilter:[](Package *package) {
8162         return ![package uninstalled] && package->role_ < 7;
8163     }];
8164
8165     [self setSorter:[](NSMutableArray *packages) {
8166         [packages radixSortUsingSelector:@selector(recent)];
8167     }];
8168 } }
8169
8170 - (void) useFilter:(UISegmentedControl *)segmented {
8171     NSInteger selected([segmented selectedSegmentIndex]);
8172     if (selected == 2)
8173         return [self useRecent];
8174     bool simple(selected == 0);
8175     sectioned_ = true;
8176
8177 @synchronized (self) {
8178     [self setFilter:[=](Package *package) {
8179         return ![package uninstalled] && package->role_ <= (simple ? 1 : 3);
8180     }];
8181
8182     [self setSorter:nullptr];
8183 } }
8184
8185 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
8186     if (sectioned_)
8187         return [super sectionsForPackages:packages];
8188
8189     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterLongStyle, kCFDateFormatterNoStyle));
8190
8191     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
8192     Section *section(nil);
8193     time_t last(0);
8194
8195     for (size_t offset(0), count([packages count]); offset != count; ++offset) {
8196         Package *package([packages objectAtIndex:offset]);
8197
8198         time_t upgraded([package upgraded]);
8199         if (upgraded < 1168364520)
8200             upgraded = 0;
8201         else
8202             upgraded -= upgraded % (60 * 60 * 24);
8203
8204         if (section == nil || upgraded != last) {
8205             last = upgraded;
8206
8207             NSString *name;
8208             if (upgraded == 0)
8209                 continue; // XXX: name = UCLocalize("...");
8210             else {
8211                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:upgraded]);
8212                 [name autorelease];
8213             }
8214
8215             section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
8216             [sections addObject:section];
8217         }
8218
8219         [section addToCount];
8220     }
8221
8222     CFRelease(formatter);
8223     return sections;
8224 }
8225
8226 - (id) initWithDatabase:(Database *)database {
8227     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED")]) != nil) {
8228         UISegmentedControl *segmented([[[UISegmentedControl alloc] initWithItems:[NSArray arrayWithObjects:UCLocalize("USER"), UCLocalize("EXPERT"), UCLocalize("RECENT"), nil]] autorelease]);
8229         [segmented setSelectedSegmentIndex:0];
8230         [segmented setSegmentedControlStyle:UISegmentedControlStyleBar];
8231         [[self navigationItem] setTitleView:segmented];
8232
8233         [segmented addTarget:self action:@selector(modeChanged:) forEvents:UIControlEventValueChanged];
8234         [self useFilter:segmented];
8235
8236         [self queueStatusDidChange];
8237     } return self;
8238 }
8239
8240 #if !AlwaysReload
8241 - (void) queueButtonClicked {
8242     [delegate_ queue];
8243 }
8244 #endif
8245
8246 - (void) queueStatusDidChange {
8247 #if !AlwaysReload
8248     if (Queuing_) {
8249         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8250             initWithTitle:UCLocalize("QUEUE")
8251             style:UIBarButtonItemStyleDone
8252             target:self
8253             action:@selector(queueButtonClicked)
8254         ] autorelease]];
8255     } else {
8256         [[self navigationItem] setRightBarButtonItem:nil];
8257     }
8258 #endif
8259 }
8260
8261 - (void) modeChanged:(UISegmentedControl *)segmented {
8262     [self useFilter:segmented];
8263     [self reloadData];
8264 }
8265
8266 @end
8267 /* }}} */
8268
8269 /* Source Cell {{{ */
8270 @interface SourceCell : CyteTableViewCell <
8271     CyteTableViewCellDelegate,
8272     SourceDelegate
8273 > {
8274     _H<Source, 1> source_;
8275     _H<NSURL> url_;
8276     _H<UIImage> icon_;
8277     _H<NSString> origin_;
8278     _H<NSString> label_;
8279     _H<UIActivityIndicatorView> indicator_;
8280 }
8281
8282 - (void) setSource:(Source *)source;
8283 - (void) setFetch:(NSNumber *)fetch;
8284
8285 @end
8286
8287 @implementation SourceCell
8288
8289 - (void) _setImage:(NSArray *)data {
8290     if ([url_ isEqual:[data objectAtIndex:0]]) {
8291         icon_ = [data objectAtIndex:1];
8292         [content_ setNeedsDisplay];
8293     }
8294 }
8295
8296 - (void) _setSource:(NSURL *) url {
8297     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8298
8299     if (NSData *data = [NSURLConnection
8300         sendSynchronousRequest:[NSURLRequest
8301             requestWithURL:url
8302             cachePolicy:NSURLRequestUseProtocolCachePolicy
8303             timeoutInterval:10
8304         ]
8305
8306         returningResponse:NULL
8307         error:NULL
8308     ])
8309         if (UIImage *image = [UIImage imageWithData:data])
8310             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8311
8312     [pool release];
8313 }
8314
8315 - (void) setSource:(Source *)source {
8316     source_ = source;
8317     [source_ setDelegate:self];
8318
8319     [self setFetch:[NSNumber numberWithBool:[source_ fetch]]];
8320
8321     icon_ = [UIImage imageNamed:@"unknown.png"];
8322
8323     origin_ = [source name];
8324     label_ = [source rooturi];
8325
8326     [content_ setNeedsDisplay];
8327
8328     url_ = [source iconURL];
8329     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8330 }
8331
8332 - (void) setAllSource {
8333     source_ = nil;
8334     [indicator_ stopAnimating];
8335
8336     icon_ = [UIImage imageNamed:@"folder.png"];
8337     origin_ = UCLocalize("ALL_SOURCES");
8338     label_ = UCLocalize("ALL_SOURCES_EX");
8339     [content_ setNeedsDisplay];
8340 }
8341
8342 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8343     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8344         UIView *content([self contentView]);
8345         CGRect bounds([content bounds]);
8346
8347         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8348         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8349         [content_ setBackgroundColor:[UIColor whiteColor]];
8350         [content addSubview:content_];
8351
8352         [content_ setDelegate:self];
8353         [content_ setOpaque:YES];
8354
8355         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGraySmall] autorelease];
8356         [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleTopMargin];// | UIViewAutoresizingFlexibleBottomMargin];
8357         [content addSubview:indicator_];
8358
8359         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8360     } return self;
8361 }
8362
8363 - (void) layoutSubviews {
8364     [super layoutSubviews];
8365
8366     UIView *content([self contentView]);
8367     CGRect bounds([content bounds]);
8368
8369     CGRect frame([indicator_ frame]);
8370     frame.origin.x = bounds.size.width - frame.size.width;
8371     frame.origin.y = Retina((bounds.size.height - frame.size.height) / 2);
8372
8373     if (kCFCoreFoundationVersionNumber < 800)
8374         frame.origin.x -= 8;
8375     [indicator_ setFrame:frame];
8376 }
8377
8378 - (NSString *) accessibilityLabel {
8379     return origin_;
8380 }
8381
8382 - (void) drawContentRect:(CGRect)rect {
8383     bool highlighted(highlighted_);
8384     float width(rect.size.width);
8385
8386     if (icon_ != nil) {
8387         CGRect rect;
8388         rect.size = [(UIImage *) icon_ size];
8389
8390         while (rect.size.width > 32 || rect.size.height > 32) {
8391             rect.size.width /= 2;
8392             rect.size.height /= 2;
8393         }
8394
8395         rect.origin.x = 26 - rect.size.width / 2;
8396         rect.origin.y = 26 - rect.size.height / 2;
8397
8398         [icon_ drawInRect:Retina(rect)];
8399     }
8400
8401     if (highlighted && kCFCoreFoundationVersionNumber < 800)
8402         UISetColor(White_);
8403
8404     if (!highlighted)
8405         UISetColor(Black_);
8406     [origin_ drawAtPoint:CGPointMake(52, 8) forWidth:(width - 49) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
8407
8408     if (!highlighted)
8409         UISetColor(Gray_);
8410     [label_ drawAtPoint:CGPointMake(52, 29) forWidth:(width - 49) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
8411 }
8412
8413 - (void) setFetch:(NSNumber *)fetch {
8414     if ([fetch boolValue])
8415         [indicator_ startAnimating];
8416     else
8417         [indicator_ stopAnimating];
8418 }
8419
8420 @end
8421 /* }}} */
8422 /* Sources Controller {{{ */
8423 @interface SourcesController : CyteViewController <
8424     UITableViewDataSource,
8425     UITableViewDelegate
8426 > {
8427     _transient Database *database_;
8428     unsigned era_;
8429
8430     _H<UITableView, 2> list_;
8431     _H<NSMutableArray> sources_;
8432     int offset_;
8433
8434     _H<NSString> href_;
8435     _H<UIProgressHUD> hud_;
8436     _H<NSError> error_;
8437
8438     NSURLConnection *trivial_bz2_;
8439     NSURLConnection *trivial_gz_;
8440
8441     BOOL cydia_;
8442 }
8443
8444 - (id) initWithDatabase:(Database *)database;
8445 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8446
8447 @end
8448
8449 @implementation SourcesController
8450
8451 - (void) _releaseConnection:(NSURLConnection *)connection {
8452     if (connection != nil) {
8453         [connection cancel];
8454         //[connection setDelegate:nil];
8455         [connection release];
8456     }
8457 }
8458
8459 - (void) dealloc {
8460     [self _releaseConnection:trivial_gz_];
8461     [self _releaseConnection:trivial_bz2_];
8462
8463     [super dealloc];
8464 }
8465
8466 - (NSURL *) navigationURL {
8467     return [NSURL URLWithString:@"cydia://sources"];
8468 }
8469
8470 - (void) viewDidAppear:(BOOL)animated {
8471     [super viewDidAppear:animated];
8472     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8473 }
8474
8475 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8476     return 2;
8477 }
8478
8479 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8480     if (section == 1)
8481         return UCLocalize("INDIVIDUAL_SOURCES");
8482     return nil;
8483 }
8484
8485 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8486     switch (section) {
8487         case 0: return 1;
8488         case 1: return [sources_ count];
8489         default: return 0;
8490     }
8491 }
8492
8493 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8494 @synchronized (database_) {
8495     if ([database_ era] != era_)
8496         return nil;
8497     if ([indexPath section] != 1)
8498         return nil;
8499     NSUInteger index([indexPath row]);
8500     if (index >= [sources_ count])
8501         return nil;
8502     return [sources_ objectAtIndex:index];
8503 } }
8504
8505 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8506     static NSString *cellIdentifier = @"SourceCell";
8507
8508     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8509     if (cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8510     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8511
8512     Source *source([self sourceAtIndexPath:indexPath]);
8513     if (source == nil)
8514         [cell setAllSource];
8515     else
8516         [cell setSource:source];
8517
8518     return cell;
8519 }
8520
8521 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8522     SectionsController *controller([[[SectionsController alloc]
8523         initWithDatabase:database_
8524         source:[self sourceAtIndexPath:indexPath]
8525     ] autorelease]);
8526
8527     [controller setDelegate:delegate_];
8528     [[self navigationController] pushViewController:controller animated:YES];
8529 }
8530
8531 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8532     if ([indexPath section] != 1)
8533         return false;
8534     Source *source = [self sourceAtIndexPath:indexPath];
8535     return [source record] != nil;
8536 }
8537
8538 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8539     _assert([indexPath section] == 1);
8540     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8541         Source *source = [self sourceAtIndexPath:indexPath];
8542         if (source == nil) return;
8543
8544         [Sources_ removeObjectForKey:[source key]];
8545
8546         [delegate_ syncData];
8547     }
8548 }
8549
8550 - (void) tableView:(UITableView *)tableView didEndEditingRowAtIndexPath:(NSIndexPath *)indexPath {
8551     [self updateButtonsForEditingStatusAnimated:YES];
8552 }
8553
8554 - (void) complete {
8555     [delegate_ addTrivialSource:href_];
8556     href_ = nil;
8557
8558     [delegate_ syncData];
8559 }
8560
8561 - (NSString *) getWarning {
8562     NSString *href(href_);
8563     NSRange colon([href rangeOfString:@"://"]);
8564     if (colon.location != NSNotFound)
8565         href = [href substringFromIndex:(colon.location + 3)];
8566     href = [href stringByAddingPercentEscapes];
8567     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8568
8569     NSURL *url([NSURL URLWithString:href]);
8570
8571     NSStringEncoding encoding;
8572     NSError *error(nil);
8573
8574     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8575         return [warning length] == 0 ? nil : warning;
8576     return nil;
8577 }
8578
8579 - (void) _endConnection:(NSURLConnection *)connection {
8580     // XXX: the memory management in this method is horribly awkward
8581
8582     NSURLConnection **field = NULL;
8583     if (connection == trivial_bz2_)
8584         field = &trivial_bz2_;
8585     else if (connection == trivial_gz_)
8586         field = &trivial_gz_;
8587     _assert(field != NULL);
8588     [connection release];
8589     *field = nil;
8590
8591     if (
8592         trivial_bz2_ == nil &&
8593         trivial_gz_ == nil
8594     ) {
8595         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8596
8597         [delegate_ releaseNetworkActivityIndicator];
8598
8599         [delegate_ removeProgressHUD:hud_];
8600         hud_ = nil;
8601
8602         if (cydia_) {
8603             if (warning != nil) {
8604                 UIAlertView *alert = [[[UIAlertView alloc]
8605                     initWithTitle:UCLocalize("SOURCE_WARNING")
8606                     message:warning
8607                     delegate:self
8608                     cancelButtonTitle:UCLocalize("CANCEL")
8609                     otherButtonTitles:
8610                         UCLocalize("ADD_ANYWAY"),
8611                     nil
8612                 ] autorelease];
8613
8614                 [alert setContext:@"warning"];
8615                 [alert setNumberOfRows:1];
8616                 [alert show];
8617
8618                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8619                 error_ = nil;
8620                 return;
8621             }
8622
8623             [self complete];
8624         } else if (error_ != nil) {
8625             UIAlertView *alert = [[[UIAlertView alloc]
8626                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8627                 message:[error_ localizedDescription]
8628                 delegate:self
8629                 cancelButtonTitle:UCLocalize("OK")
8630                 otherButtonTitles:nil
8631             ] autorelease];
8632
8633             [alert setContext:@"urlerror"];
8634             [alert show];
8635
8636             href_ = nil;
8637         } else {
8638             UIAlertView *alert = [[[UIAlertView alloc]
8639                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8640                 message:UCLocalize("NOT_REPOSITORY_EX")
8641                 delegate:self
8642                 cancelButtonTitle:UCLocalize("OK")
8643                 otherButtonTitles:nil
8644             ] autorelease];
8645
8646             [alert setContext:@"trivial"];
8647             [alert show];
8648
8649             href_ = nil;
8650         }
8651
8652         error_ = nil;
8653     }
8654 }
8655
8656 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8657     switch ([response statusCode]) {
8658         case 200:
8659             cydia_ = YES;
8660     }
8661 }
8662
8663 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8664     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8665     error_ = error;
8666     [self _endConnection:connection];
8667 }
8668
8669 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8670     [self _endConnection:connection];
8671 }
8672
8673 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8674     NSURL *url([NSURL URLWithString:href]);
8675
8676     NSMutableURLRequest *request = [NSMutableURLRequest
8677         requestWithURL:url
8678         cachePolicy:NSURLRequestUseProtocolCachePolicy
8679         timeoutInterval:10
8680     ];
8681
8682     [request setHTTPMethod:method];
8683
8684     if (Machine_ != NULL)
8685         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8686
8687     if (UniqueID_ != nil)
8688         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8689
8690     if ([url isCydiaSecure]) {
8691         if (UniqueID_ != nil)
8692             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8693     }
8694
8695     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8696 }
8697
8698 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8699     NSString *context([alert context]);
8700
8701     if ([context isEqualToString:@"source"]) {
8702         switch (button) {
8703             case 1: {
8704                 NSString *href = [[alert textField] text];
8705                 href = VerifySource(href);
8706                 if (href == nil)
8707                     break;
8708                 href_ = href;
8709
8710                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8711                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8712
8713                 cydia_ = false;
8714
8715                 // XXX: this is stupid
8716                 hud_ = [delegate_ addProgressHUD];
8717                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8718                 [delegate_ retainNetworkActivityIndicator];
8719             } break;
8720
8721             case 0:
8722             break;
8723
8724             _nodefault
8725         }
8726
8727         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8728     } else if ([context isEqualToString:@"trivial"])
8729         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8730     else if ([context isEqualToString:@"urlerror"])
8731         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8732     else if ([context isEqualToString:@"warning"]) {
8733         switch (button) {
8734             case 1:
8735                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8736             break;
8737
8738             case 0:
8739             break;
8740
8741             _nodefault
8742         }
8743
8744         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8745     }
8746 }
8747
8748 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8749     BOOL editing([list_ isEditing]);
8750
8751     if (editing)
8752         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8753             initWithTitle:UCLocalize("ADD")
8754             style:UIBarButtonItemStylePlain
8755             target:self
8756             action:@selector(addButtonClicked)
8757         ] autorelease] animated:animated];
8758     else if ([delegate_ updating])
8759         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8760             initWithTitle:UCLocalize("CANCEL")
8761             style:UIBarButtonItemStyleDone
8762             target:self
8763             action:@selector(cancelButtonClicked)
8764         ] autorelease] animated:animated];
8765     else
8766         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8767             initWithTitle:UCLocalize("REFRESH")
8768             style:UIBarButtonItemStylePlain
8769             target:self
8770             action:@selector(refreshButtonClicked)
8771         ] autorelease] animated:animated];
8772
8773     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8774         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8775         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8776         target:self
8777         action:@selector(editButtonClicked)
8778     ] autorelease] animated:animated];
8779 }
8780
8781 - (void) loadView {
8782     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8783     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8784     [list_ setRowHeight:53];
8785     [(UITableView *) list_ setDataSource:self];
8786     [list_ setDelegate:self];
8787     [self setView:list_];
8788 }
8789
8790 - (void) viewDidLoad {
8791     [super viewDidLoad];
8792
8793     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8794     [self updateButtonsForEditingStatusAnimated:NO];
8795 }
8796
8797 - (void) viewWillAppear:(BOOL)animated {
8798     [super viewWillAppear:animated];
8799
8800     [list_ setEditing:NO];
8801     [self updateButtonsForEditingStatusAnimated:NO];
8802 }
8803
8804 - (void) releaseSubviews {
8805     list_ = nil;
8806
8807     sources_ = nil;
8808
8809     [super releaseSubviews];
8810 }
8811
8812 - (id) initWithDatabase:(Database *)database {
8813     if ((self = [super init]) != nil) {
8814         database_ = database;
8815     } return self;
8816 }
8817
8818 - (void) reloadData {
8819     [super reloadData];
8820     [self updateButtonsForEditingStatusAnimated:YES];
8821
8822 @synchronized (database_) {
8823     era_ = [database_ era];
8824
8825     sources_ = [NSMutableArray arrayWithCapacity:16];
8826     [sources_ addObjectsFromArray:[database_ sources]];
8827     _trace();
8828     [sources_ sortUsingSelector:@selector(compareByName:)];
8829     _trace();
8830
8831     int count([sources_ count]);
8832     offset_ = 0;
8833     for (int i = 0; i != count; i++) {
8834         if ([[sources_ objectAtIndex:i] record] == nil)
8835             break;
8836         offset_++;
8837     }
8838
8839     [list_ reloadData];
8840 } }
8841
8842 - (void) showAddSourcePrompt {
8843     UIAlertView *alert = [[[UIAlertView alloc]
8844         initWithTitle:UCLocalize("ENTER_APT_URL")
8845         message:nil
8846         delegate:self
8847         cancelButtonTitle:UCLocalize("CANCEL")
8848         otherButtonTitles:
8849             UCLocalize("ADD_SOURCE"),
8850         nil
8851     ] autorelease];
8852
8853     [alert setContext:@"source"];
8854
8855     [alert setNumberOfRows:1];
8856     [alert addTextFieldWithValue:@"http://" label:@""];
8857
8858     UITextInputTraits *traits = [[alert textField] textInputTraits];
8859     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8860     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8861     [traits setKeyboardType:UIKeyboardTypeURL];
8862     // XXX: UIReturnKeyDone
8863     [traits setReturnKeyType:UIReturnKeyNext];
8864
8865     [alert show];
8866 }
8867
8868 - (void) addButtonClicked {
8869     [self showAddSourcePrompt];
8870 }
8871
8872 - (void) refreshButtonClicked {
8873     if ([delegate_ requestUpdate])
8874         [self updateButtonsForEditingStatusAnimated:YES];
8875 }
8876
8877 - (void) cancelButtonClicked {
8878     [delegate_ cancelUpdate];
8879 }
8880
8881 - (void) editButtonClicked {
8882     [list_ setEditing:![list_ isEditing] animated:YES];
8883     [self updateButtonsForEditingStatusAnimated:YES];
8884 }
8885
8886 @end
8887 /* }}} */
8888
8889 /* Stash Controller {{{ */
8890 @interface StashController : CyteViewController {
8891     _H<UIActivityIndicatorView> spinner_;
8892     _H<UILabel> status_;
8893     _H<UILabel> caption_;
8894 }
8895
8896 @end
8897
8898 @implementation StashController
8899
8900 - (void) loadView {
8901     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8902     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8903     [self setView:view];
8904
8905     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8906
8907     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8908     CGRect spinrect = [spinner_ frame];
8909     spinrect.origin.x = Retina([[self view] frame].size.width / 2 - spinrect.size.width / 2);
8910     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8911     [spinner_ setFrame:spinrect];
8912     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8913     [view addSubview:spinner_];
8914     [spinner_ startAnimating];
8915
8916     CGRect captrect;
8917     captrect.size.width = [[self view] frame].size.width;
8918     captrect.size.height = 40.0f;
8919     captrect.origin.x = 0;
8920     captrect.origin.y = Retina([[self view] frame].size.height / 2 - captrect.size.height * 2);
8921     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8922     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8923     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8924     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8925     [caption_ setTextColor:[UIColor whiteColor]];
8926     [caption_ setBackgroundColor:[UIColor clearColor]];
8927     [caption_ setShadowColor:[UIColor blackColor]];
8928     [caption_ setTextAlignment:NSTextAlignmentCenter];
8929     [view addSubview:caption_];
8930
8931     CGRect statusrect;
8932     statusrect.size.width = [[self view] frame].size.width;
8933     statusrect.size.height = 30.0f;
8934     statusrect.origin.x = 0;
8935     statusrect.origin.y = Retina([[self view] frame].size.height / 2 - statusrect.size.height);
8936     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8937     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8938     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8939     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8940     [status_ setTextColor:[UIColor whiteColor]];
8941     [status_ setBackgroundColor:[UIColor clearColor]];
8942     [status_ setShadowColor:[UIColor blackColor]];
8943     [status_ setTextAlignment:NSTextAlignmentCenter];
8944     [view addSubview:status_];
8945 }
8946
8947 - (void) releaseSubviews {
8948     spinner_ = nil;
8949     status_ = nil;
8950     caption_ = nil;
8951
8952     [super releaseSubviews];
8953 }
8954
8955 @end
8956 /* }}} */
8957
8958 @interface CYURLCache : SDURLCache {
8959 }
8960
8961 @end
8962
8963 @implementation CYURLCache
8964
8965 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8966 #if !ForRelease
8967     if (false);
8968     else if ([event isEqualToString:@"no-cache"])
8969         event = @"!!!";
8970     else if ([event isEqualToString:@"store"])
8971         event = @">>>";
8972     else if ([event isEqualToString:@"invalid"])
8973         event = @"???";
8974     else if ([event isEqualToString:@"memory"])
8975         event = @"mem";
8976     else if ([event isEqualToString:@"disk"])
8977         event = @"ssd";
8978     else if ([event isEqualToString:@"miss"])
8979         event = @"---";
8980
8981     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8982 #endif
8983 }
8984
8985 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8986     if (NSURLResponse *response = [cached response])
8987         if (NSString *mime = [response MIMEType])
8988             if ([mime isEqualToString:@"text/cache-manifest"]) {
8989                 NSURL *url([response URL]);
8990
8991 #if !ForRelease
8992                 NSLog(@"###: %@", [url absoluteString]);
8993 #endif
8994
8995                 @synchronized (HostConfig_) {
8996                     [CachedURLs_ addObject:url];
8997                 }
8998             }
8999
9000     [super storeCachedResponse:cached forRequest:request];
9001 }
9002
9003 - (void) createDiskCachePath {
9004     [super createDiskCachePath];
9005 }
9006
9007 @end
9008
9009 @interface Cydia : UIApplication <
9010     ConfirmationControllerDelegate,
9011     DatabaseDelegate,
9012     CydiaDelegate
9013 > {
9014     _H<UIWindow> window_;
9015     _H<CydiaTabBarController> tabbar_;
9016     _H<CyteTabBarController> emulated_;
9017     _H<AppCacheController> appcache_;
9018
9019     _H<NSMutableArray> essential_;
9020     _H<NSMutableArray> broken_;
9021
9022     Database *database_;
9023
9024     _H<NSURL> starturl_;
9025
9026     unsigned locked_;
9027     unsigned activity_;
9028
9029     _H<StashController> stash_;
9030
9031     bool loaded_;
9032 }
9033
9034 - (void) loadData;
9035
9036 @end
9037
9038 @implementation Cydia
9039
9040 - (void) lockSuspend {
9041     if (locked_++ == 0) {
9042         if ($SBSSetInterceptsMenuButtonForever != NULL)
9043             (*$SBSSetInterceptsMenuButtonForever)(true);
9044
9045         [self setIdleTimerDisabled:YES];
9046     }
9047 }
9048
9049 - (void) unlockSuspend {
9050     if (--locked_ == 0) {
9051         [self setIdleTimerDisabled:NO];
9052
9053         if ($SBSSetInterceptsMenuButtonForever != NULL)
9054             (*$SBSSetInterceptsMenuButtonForever)(false);
9055     }
9056 }
9057
9058 - (void) beginUpdate {
9059     [tabbar_ beginUpdate];
9060 }
9061
9062 - (void) cancelUpdate {
9063     [tabbar_ cancelUpdate];
9064 }
9065
9066 - (bool) requestUpdate {
9067     if (IsReachable("cydia.saurik.com")) {
9068         [self beginUpdate];
9069         return true;
9070     } else {
9071         UIAlertView *alert = [[[UIAlertView alloc]
9072             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
9073             message:@"Host Unreachable" // XXX: Localize
9074             delegate:self
9075             cancelButtonTitle:UCLocalize("OK")
9076             otherButtonTitles:nil
9077         ] autorelease];
9078
9079         [alert setContext:@"norefresh"];
9080         [alert show];
9081
9082         return false;
9083     }
9084 }
9085
9086 - (BOOL) updating {
9087     return [tabbar_ updating];
9088 }
9089
9090 - (void) _loaded {
9091     if ([broken_ count] != 0) {
9092         int count = [broken_ count];
9093
9094         UIAlertView *alert = [[[UIAlertView alloc]
9095             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9096             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9097             delegate:self
9098             cancelButtonTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("FORCIBLY_CLEAR"), UCLocalize("UNSAFE")]
9099             otherButtonTitles:
9100                 UCLocalize("TEMPORARY_IGNORE"),
9101             nil
9102         ] autorelease];
9103
9104         [alert setContext:@"fixhalf"];
9105         [alert setNumberOfRows:2];
9106         [alert show];
9107     } else if (!Ignored_ && [essential_ count] != 0) {
9108         int count = [essential_ count];
9109
9110         UIAlertView *alert = [[[UIAlertView alloc]
9111             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9112             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9113             delegate:self
9114             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9115             otherButtonTitles:
9116                 UCLocalize("UPGRADE_ESSENTIAL"),
9117                 UCLocalize("COMPLETE_UPGRADE"),
9118             nil
9119         ] autorelease];
9120
9121         [alert setContext:@"upgrade"];
9122         [alert show];
9123     }
9124 }
9125
9126 - (void) returnToCydia {
9127     [self _loaded];
9128 }
9129
9130 - (void) reloadSpringBoard {
9131     if (kCFCoreFoundationVersionNumber >= 700) // XXX: iOS 6.x
9132         system("/usr/libexec/cydia/cydo /bin/launchctl stop com.apple.backboardd");
9133     else
9134         system("/usr/libexec/cydia/cydo /bin/launchctl stop com.apple.SpringBoard");
9135     sleep(15);
9136     system("/usr/bin/killall backboardd SpringBoard");
9137 }
9138
9139 - (void) _saveConfig {
9140     SaveConfig(database_);
9141 }
9142
9143 // Navigation controller for the queuing badge.
9144 - (UINavigationController *) queueNavigationController {
9145     NSArray *controllers = [tabbar_ viewControllers];
9146     return [controllers objectAtIndex:3];
9147 }
9148
9149 - (void) unloadData {
9150     [tabbar_ unloadData];
9151 }
9152
9153 - (void) _updateData {
9154     [self _saveConfig];
9155     [self unloadData];
9156
9157     UINavigationController *navigation = [self queueNavigationController];
9158
9159     id queuedelegate = nil;
9160     if ([[navigation viewControllers] count] > 0)
9161         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9162
9163     [queuedelegate queueStatusDidChange];
9164     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9165 }
9166
9167 - (void) _refreshIfPossible {
9168     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9169
9170     NSDate *update([[NSDictionary dictionaryWithContentsOfFile:@ CacheState_] objectForKey:@"LastUpdate"]);
9171
9172     bool recently = false;
9173     if (update != nil) {
9174         NSTimeInterval interval([update timeIntervalSinceNow]);
9175         if (interval > -(15*60))
9176             recently = true;
9177     }
9178
9179     // Don't automatic refresh if:
9180     //  - We already refreshed recently.
9181     //  - We already auto-refreshed this launch.
9182     //  - Auto-refresh is disabled.
9183     //  - Cydia's server is not reachable
9184     if (recently || loaded_ || ManualRefresh || !IsReachable("cydia.saurik.com")) {
9185         // If we are cancelling, we need to make sure it knows it's already loaded.
9186         loaded_ = true;
9187
9188         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9189     } else {
9190         // We are going to load, so remember that.
9191         loaded_ = true;
9192
9193         [tabbar_ performSelectorOnMainThread:@selector(beginUpdate) withObject:nil waitUntilDone:NO];
9194     }
9195
9196     [pool release];
9197 }
9198
9199 - (void) refreshIfPossible {
9200     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible) toTarget:self withObject:nil];
9201 }
9202
9203 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9204 _profile(reloadDataWithInvocation)
9205 @synchronized (self) {
9206     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9207     if (hud != nil)
9208         [hud setText:UCLocalize("RELOADING_DATA")];
9209
9210     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9211
9212     size_t changes(0);
9213
9214     [essential_ removeAllObjects];
9215     [broken_ removeAllObjects];
9216
9217     _profile(reloadDataWithInvocation$Essential)
9218     NSArray *packages([database_ packages]);
9219     for (Package *package in packages) {
9220         if ([package half])
9221             [broken_ addObject:package];
9222         if ([package upgradableAndEssential:YES] && ![package ignored]) {
9223             if ([package essential] && [package installed] != nil)
9224                 [essential_ addObject:package];
9225             ++changes;
9226         }
9227     }
9228     _end
9229
9230     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9231     if (changes != 0) {
9232         _trace();
9233         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9234         [changesItem setBadgeValue:badge];
9235         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9236         [self setApplicationIconBadgeNumber:changes];
9237     } else {
9238         _trace();
9239         [changesItem setBadgeValue:nil];
9240         [changesItem setAnimatedBadge:NO];
9241         [self setApplicationIconBadgeNumber:0];
9242     }
9243
9244     Queuing_ = false;
9245     [self _updateData];
9246
9247     if (hud != nil)
9248         [self removeProgressHUD:hud];
9249 }
9250 _end
9251
9252     PrintTimes();
9253 }
9254
9255 - (void) updateData {
9256     [self _updateData];
9257 }
9258
9259 - (void) updateDataAndLoad {
9260     [self _updateData];
9261     if ([database_ progressDelegate] == nil)
9262         [self _loaded];
9263 }
9264
9265 - (void) update_ {
9266     [database_ update];
9267     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9268 }
9269
9270 - (void) disemulate {
9271     if (emulated_ == nil)
9272         return;
9273
9274     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9275         [window_ setRootViewController:tabbar_];
9276     else {
9277         [window_ addSubview:[tabbar_ view]];
9278         [[emulated_ view] removeFromSuperview];
9279     }
9280
9281     emulated_ = nil;
9282     [window_ setUserInteractionEnabled:YES];
9283 }
9284
9285 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9286     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9287
9288     UIViewController *parent;
9289     if (emulated_ == nil)
9290         parent = tabbar_;
9291     else if (!force)
9292         parent = emulated_;
9293     else {
9294         [self disemulate];
9295         parent = tabbar_;
9296     }
9297
9298     if (IsWildcat_)
9299         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9300     [parent presentModalViewController:navigation animated:YES];
9301 }
9302
9303 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9304     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9305
9306     if (navigation != nil)
9307         [navigation pushViewController:progress animated:YES];
9308     else
9309         [self presentModalViewController:progress force:YES];
9310
9311     [progress invoke:invocation withTitle:title];
9312     return progress;
9313 }
9314
9315 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9316     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9317 }
9318
9319 - (void) repairWithInvocation:(NSInvocation *)invocation {
9320     _trace();
9321     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9322     _trace();
9323 }
9324
9325 - (void) repairWithSelector:(SEL)selector {
9326     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9327 }
9328
9329 - (void) reloadData {
9330     [self reloadDataWithInvocation:nil];
9331     if ([database_ progressDelegate] == nil)
9332         [self _loaded];
9333 }
9334
9335 - (void) syncData {
9336     [self _saveConfig];
9337     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9338 }
9339
9340 - (void) addSource:(NSDictionary *) source {
9341     CydiaAddSource(source);
9342 }
9343
9344 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9345     CydiaAddSource(href, distribution, sections);
9346 }
9347
9348 // XXX: this method should not return anything
9349 - (BOOL) addTrivialSource:(NSString *)href {
9350     CydiaAddSource(href, @"./");
9351     return YES;
9352 }
9353
9354 - (void) resolve {
9355     pkgProblemResolver *resolver = [database_ resolver];
9356
9357     resolver->InstallProtect();
9358     if (!resolver->Resolve(true))
9359         _error->Discard();
9360 }
9361
9362 - (bool) perform {
9363     // XXX: this is a really crappy way of doing this.
9364     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9365     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9366     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9367     if ([tabbar_ updating])
9368         [tabbar_ cancelUpdate];
9369
9370     if (![database_ prepare])
9371         return false;
9372
9373     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9374     [page setDelegate:self];
9375     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9376
9377     if (IsWildcat_)
9378         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9379     [tabbar_ presentModalViewController:confirm_ animated:YES];
9380
9381     return true;
9382 }
9383
9384 - (void) queue {
9385     @synchronized (self) {
9386         [self perform];
9387     }
9388 }
9389
9390 - (void) clearPackage:(Package *)package {
9391     @synchronized (self) {
9392         [package clear];
9393         [self resolve];
9394         [self perform];
9395     }
9396 }
9397
9398 - (void) installPackages:(NSArray *)packages {
9399     @synchronized (self) {
9400         for (Package *package in packages)
9401             [package install];
9402         [self resolve];
9403         [self perform];
9404     }
9405 }
9406
9407 - (void) installPackage:(Package *)package {
9408     @synchronized (self) {
9409         [package install];
9410         [self resolve];
9411         [self perform];
9412     }
9413 }
9414
9415 - (void) removePackage:(Package *)package {
9416     @synchronized (self) {
9417         [package remove];
9418         [self resolve];
9419         [self perform];
9420     }
9421 }
9422
9423 - (void) distUpgrade {
9424     @synchronized (self) {
9425         if (![database_ upgrade])
9426             return;
9427         [self perform];
9428     }
9429 }
9430
9431 - (void) _uicache {
9432     _trace();
9433     system("/usr/bin/uicache");
9434     _trace();
9435 }
9436
9437 - (void) uicache {
9438     UIProgressHUD *hud([self addProgressHUD]);
9439     [hud setText:UCLocalize("LOADING")];
9440     [self yieldToSelector:@selector(_uicache)];
9441     [self removeProgressHUD:hud];
9442 }
9443
9444 - (void) perform_ {
9445     [database_ perform];
9446     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9447     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9448 }
9449
9450 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9451     Queuing_ = false;
9452     [self lockSuspend];
9453     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9454     [self unlockSuspend];
9455 }
9456
9457 - (void) retainNetworkActivityIndicator {
9458     if (activity_++ == 0)
9459         [self setNetworkActivityIndicatorVisible:YES];
9460
9461 #if TraceLogging
9462     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9463 #endif
9464 }
9465
9466 - (void) releaseNetworkActivityIndicator {
9467     if (--activity_ == 0)
9468         [self setNetworkActivityIndicatorVisible:NO];
9469
9470 #if TraceLogging
9471     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9472 #endif
9473
9474 }
9475
9476 - (void) cancelAndClear:(bool)clear {
9477     @synchronized (self) {
9478         if (clear) {
9479             [database_ clear];
9480             Queuing_ = false;
9481         } else {
9482             Queuing_ = true;
9483         }
9484
9485         [self _updateData];
9486     }
9487 }
9488
9489 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9490     NSString *context([alert context]);
9491
9492     if ([context isEqualToString:@"conffile"]) {
9493         FILE *input = [database_ input];
9494         if (button == [alert cancelButtonIndex])
9495             fprintf(input, "N\n");
9496         else if (button == [alert firstOtherButtonIndex])
9497             fprintf(input, "Y\n");
9498         fflush(input);
9499
9500         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9501     } else if ([context isEqualToString:@"fixhalf"]) {
9502         if (button == [alert cancelButtonIndex]) {
9503             @synchronized (self) {
9504                 for (Package *broken in (id) broken_) {
9505                     [broken remove];
9506                     NSString *id(ShellEscape([broken id]));
9507                     system([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /bin/rm -f"
9508                         " /var/lib/dpkg/info/%@.prerm"
9509                         " /var/lib/dpkg/info/%@.postrm"
9510                         " /var/lib/dpkg/info/%@.preinst"
9511                         " /var/lib/dpkg/info/%@.postinst"
9512                         " /var/lib/dpkg/info/%@.extrainst_"
9513                     "", id, id, id, id, id] UTF8String]);
9514                 }
9515
9516                 [self resolve];
9517                 [self perform];
9518             }
9519         } else if (button == [alert firstOtherButtonIndex]) {
9520             [broken_ removeAllObjects];
9521             [self _loaded];
9522         }
9523
9524         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9525     } else if ([context isEqualToString:@"upgrade"]) {
9526         if (button == [alert firstOtherButtonIndex]) {
9527             @synchronized (self) {
9528                 for (Package *essential in (id) essential_)
9529                     [essential install];
9530
9531                 [self resolve];
9532                 [self perform];
9533             }
9534         } else if (button == [alert firstOtherButtonIndex] + 1) {
9535             [self distUpgrade];
9536         } else if (button == [alert cancelButtonIndex]) {
9537             Ignored_ = YES;
9538         }
9539
9540         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9541     }
9542 }
9543
9544 - (void) system:(NSString *)command {
9545     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9546
9547     _trace();
9548     system([command UTF8String]);
9549     _trace();
9550
9551     [pool release];
9552 }
9553
9554 - (void) applicationWillSuspend {
9555     [database_ clean];
9556     [super applicationWillSuspend];
9557 }
9558
9559 - (BOOL) isSafeToSuspend {
9560     if (locked_ != 0) {
9561 #if !ForRelease
9562         NSLog(@"isSafeToSuspend: locked_ != 0");
9563 #endif
9564         return false;
9565     }
9566
9567     if ([tabbar_ modalViewController] != nil)
9568         return false;
9569
9570     // Use external process status API internally.
9571     // This is probably a really bad idea.
9572     // XXX: what is the point of this? does this solve anything at all?
9573     uint64_t status = 0;
9574     int notify_token;
9575     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9576         notify_get_state(notify_token, &status);
9577         notify_cancel(notify_token);
9578     }
9579
9580     if (status != 0) {
9581 #if !ForRelease
9582         NSLog(@"isSafeToSuspend: status != 0");
9583 #endif
9584         return false;
9585     }
9586
9587 #if !ForRelease
9588     NSLog(@"isSafeToSuspend: -> true");
9589 #endif
9590     return true;
9591 }
9592
9593 - (void) suspendReturningToLastApp:(BOOL)returning {
9594     if ([self isSafeToSuspend])
9595         [super suspendReturningToLastApp:returning];
9596 }
9597
9598 - (void) suspend {
9599     if ([self isSafeToSuspend])
9600         [super suspend];
9601 }
9602
9603 - (void) applicationSuspend {
9604     if ([self isSafeToSuspend])
9605         [super applicationSuspend];
9606 }
9607
9608 - (void) applicationSuspend:(__GSEvent *)event {
9609     if ([self isSafeToSuspend])
9610         [super applicationSuspend:event];
9611 }
9612
9613 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9614     if ([self isSafeToSuspend])
9615         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9616 }
9617
9618 - (void) _setSuspended:(BOOL)value {
9619     if ([self isSafeToSuspend])
9620         [super _setSuspended:value];
9621 }
9622
9623 - (UIProgressHUD *) addProgressHUD {
9624     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9625     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9626
9627     [window_ setUserInteractionEnabled:NO];
9628
9629     UIViewController *target(tabbar_);
9630     if (UIViewController *modal = [target modalViewController])
9631         target = modal;
9632
9633     [hud showInView:[target view]];
9634
9635     [self lockSuspend];
9636     return hud;
9637 }
9638
9639 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9640     [self unlockSuspend];
9641     [hud hide];
9642     [hud removeFromSuperview];
9643     [window_ setUserInteractionEnabled:YES];
9644 }
9645
9646 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9647     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9648 }
9649
9650 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9651     NSString *scheme([[url scheme] lowercaseString]);
9652     if ([[url absoluteString] length] <= [scheme length] + 3)
9653         return nil;
9654     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9655     NSArray *components([path componentsSeparatedByString:@"/"]);
9656
9657     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9658         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9659         if (controller != nil)
9660             [controller setDelegate:self];
9661         return controller;
9662     }
9663
9664     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9665         return nil;
9666
9667     NSString *base([components objectAtIndex:0]);
9668
9669     CyteViewController *controller = nil;
9670
9671     if ([base isEqualToString:@"url"]) {
9672         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9673         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9674         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9675     } else if (!external && [components count] == 1) {
9676         if ([base isEqualToString:@"sources"]) {
9677             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9678         }
9679
9680         if ([base isEqualToString:@"home"]) {
9681             controller = [[[HomeController alloc] init] autorelease];
9682         }
9683
9684         if ([base isEqualToString:@"sections"]) {
9685             controller = [[[SectionsController alloc] initWithDatabase:database_ source:nil] autorelease];
9686         }
9687
9688         if ([base isEqualToString:@"search"]) {
9689             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9690         }
9691
9692         if ([base isEqualToString:@"changes"]) {
9693             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9694         }
9695
9696         if ([base isEqualToString:@"installed"]) {
9697             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9698         }
9699     } else if ([components count] == 2) {
9700         NSString *argument = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9701
9702         if ([base isEqualToString:@"package"]) {
9703             controller = [self pageForPackage:argument withReferrer:referrer];
9704         }
9705
9706         if (!external && [base isEqualToString:@"search"]) {
9707             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9708         }
9709
9710         if (!external && [base isEqualToString:@"sections"]) {
9711             if ([argument isEqualToString:@"all"] || [argument isEqualToString:@"*"])
9712                 argument = nil;
9713             controller = [[[SectionController alloc] initWithDatabase:database_ source:nil section:argument] autorelease];
9714         }
9715
9716         if ([base isEqualToString:@"sources"]) {
9717             if ([argument isEqualToString:@"add"]) {
9718                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9719                 [(SourcesController *)controller showAddSourcePrompt];
9720             } else {
9721                 Source *source([database_ sourceWithKey:argument]);
9722                 controller = [[[SectionsController alloc] initWithDatabase:database_ source:source] autorelease];
9723             }
9724         }
9725
9726         if (!external && [base isEqualToString:@"launch"]) {
9727             [self launchApplicationWithIdentifier:argument suspended:NO];
9728             return nil;
9729         }
9730     } else if (!external && [components count] == 3) {
9731         NSString *arg1 = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9732         NSString *arg2 = [[components objectAtIndex:2] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9733
9734         if ([base isEqualToString:@"package"]) {
9735             if ([arg2 isEqualToString:@"settings"]) {
9736                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9737             } else if ([arg2 isEqualToString:@"files"]) {
9738                 if (Package *package = [database_ packageWithName:arg1]) {
9739                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9740                     [(FileTable *)controller setPackage:package];
9741                 }
9742             }
9743         }
9744
9745         if ([base isEqualToString:@"sections"]) {
9746             Source *source([arg1 isEqualToString:@"*"] ? nil : [database_ sourceWithKey:arg1]);
9747             NSString *section([arg2 isEqualToString:@"*"] ? nil : arg2);
9748             controller = [[[SectionController alloc] initWithDatabase:database_ source:source section:section] autorelease];
9749         }
9750     }
9751
9752     [controller setDelegate:self];
9753     return controller;
9754 }
9755
9756 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9757     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
9758
9759     if (page != nil)
9760         [tabbar_ setUnselectedViewController:page];
9761
9762     return page != nil;
9763 }
9764
9765 - (void) applicationOpenURL:(NSURL *)url {
9766     [super applicationOpenURL:url];
9767
9768     if (!loaded_)
9769         starturl_ = url;
9770     else
9771         [self openCydiaURL:url forExternal:YES];
9772 }
9773
9774 - (void) applicationWillResignActive:(UIApplication *)application {
9775     // Stop refreshing if you get a phone call or lock the device.
9776     if ([tabbar_ updating])
9777         [tabbar_ cancelUpdate];
9778
9779     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9780         [super applicationWillResignActive:application];
9781 }
9782
9783 - (void) saveState {
9784     [[NSDictionary dictionaryWithObjectsAndKeys:
9785         @"InterfaceState", [tabbar_ navigationURLCollection],
9786         @"LastClosed", [NSDate date],
9787         @"InterfaceIndex", [NSNumber numberWithInt:[tabbar_ selectedIndex]],
9788     nil] writeToFile:@ SavedState_ atomically:YES];
9789
9790     [self _saveConfig];
9791 }
9792
9793 - (void) applicationWillTerminate:(UIApplication *)application {
9794     [self saveState];
9795 }
9796
9797 - (void) applicationDidEnterBackground:(UIApplication *)application {
9798     if (kCFCoreFoundationVersionNumber < 1000 && [self isSafeToSuspend])
9799         return [self terminateWithSuccess];
9800     Backgrounded_ = [NSDate date];
9801     [self saveState];
9802 }
9803
9804 - (void) applicationWillEnterForeground:(UIApplication *)application {
9805     if (Backgrounded_ == nil)
9806         return;
9807
9808     NSTimeInterval interval([Backgrounded_ timeIntervalSinceNow]);
9809
9810     if (interval <= -(30*60)) {
9811         [tabbar_ setSelectedIndex:0];
9812         [[[tabbar_ viewControllers] objectAtIndex:0] popToRootViewControllerAnimated:NO];
9813     }
9814
9815     if (interval <= -(15*60)) {
9816         if (IsReachable("cydia.saurik.com")) {
9817             [tabbar_ beginUpdate];
9818             [appcache_ reloadURLWithCache:YES];
9819         }
9820     }
9821
9822     if ([database_ delocked])
9823         [self reloadData];
9824 }
9825
9826 - (void) setConfigurationData:(NSString *)data {
9827     static RegEx conffile_r("'(.*)' '(.*)' ([01]) ([01])");
9828
9829     if (!conffile_r(data)) {
9830         lprintf("E:invalid conffile\n");
9831         return;
9832     }
9833
9834     NSString *ofile = conffile_r[1];
9835     //NSString *nfile = conffile_r[2];
9836
9837     UIAlertView *alert = [[[UIAlertView alloc]
9838         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9839         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9840         delegate:self
9841         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9842         otherButtonTitles:
9843             UCLocalize("ACCEPT_NEW_COPY"),
9844             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9845         nil
9846     ] autorelease];
9847
9848     [alert setContext:@"conffile"];
9849     [alert setNumberOfRows:2];
9850     [alert show];
9851 }
9852
9853 - (void) addStashController {
9854     [self lockSuspend];
9855     stash_ = [[[StashController alloc] init] autorelease];
9856     [window_ addSubview:[stash_ view]];
9857 }
9858
9859 - (void) removeStashController {
9860     [[stash_ view] removeFromSuperview];
9861     stash_ = nil;
9862     [self unlockSuspend];
9863 }
9864
9865 - (void) stash {
9866     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9867     UpdateExternalStatus(1);
9868     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/cydo /usr/libexec/cydia/free.sh"];
9869     UpdateExternalStatus(0);
9870
9871     [self removeStashController];
9872     [self reloadSpringBoard];
9873 }
9874
9875 - (void) setupViewControllers {
9876     tabbar_ = [[[CydiaTabBarController alloc] initWithDatabase:database_] autorelease];
9877
9878     NSMutableArray *items;
9879     if (kCFCoreFoundationVersionNumber < 800) {
9880         items = [NSMutableArray arrayWithObjects:
9881             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home.png"] tag:0] autorelease],
9882             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install.png"] tag:0] autorelease],
9883             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes.png"] tag:0] autorelease],
9884             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage.png"] tag:0] autorelease],
9885             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search.png"] tag:0] autorelease],
9886         nil];
9887     } else {
9888         items = [NSMutableArray arrayWithObjects:
9889             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home7.png"] selectedImage:[UIImage imageNamed:@"home7s.png"]] autorelease],
9890             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install7.png"] selectedImage:[UIImage imageNamed:@"install7s.png"]] autorelease],
9891             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes7.png"] selectedImage:[UIImage imageNamed:@"changes7s.png"]] autorelease],
9892             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage7.png"] selectedImage:[UIImage imageNamed:@"manage7s.png"]] autorelease],
9893             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search7.png"] selectedImage:[UIImage imageNamed:@"search7s.png"]] autorelease],
9894         nil];
9895     }
9896
9897     NSMutableArray *controllers([NSMutableArray array]);
9898     for (UITabBarItem *item in items) {
9899         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9900         [controller setTabBarItem:item];
9901         [controllers addObject:controller];
9902     }
9903     [tabbar_ setViewControllers:controllers];
9904
9905     [tabbar_ setUpdateDelegate:self];
9906 }
9907
9908 - (void) _sendMemoryWarningNotification {
9909     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
9910         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
9911     else
9912         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9913 }
9914
9915 - (void) _sendMemoryWarningNotifications {
9916     while (true) {
9917         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9918         sleep(2);
9919         //usleep(2000000);
9920     }
9921 }
9922
9923 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
9924     NSLog(@"--");
9925     [[NSURLCache sharedURLCache] removeAllCachedResponses];
9926 }
9927
9928 - (void) applicationDidFinishLaunching:(id)unused {
9929     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9930
9931 _trace();
9932     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9933         [self setApplicationSupportsShakeToEdit:NO];
9934
9935     @synchronized (HostConfig_) {
9936         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9937     }
9938
9939     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9940         initWithMemoryCapacity:524288
9941         diskCapacity:10485760
9942         diskPath:Cache("SDURLCache")
9943     ] autorelease]];
9944
9945     [CydiaWebViewController _initialize];
9946
9947     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9948
9949     // this would disallow http{,s} URLs from accessing this data
9950     //[WebView registerURLSchemeAsLocal:@"cydia"];
9951
9952     Font12_ = [UIFont systemFontOfSize:12];
9953     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9954     Font14_ = [UIFont systemFontOfSize:14];
9955     Font18_ = [UIFont systemFontOfSize:18];
9956     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9957     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9958
9959     essential_ = [NSMutableArray arrayWithCapacity:4];
9960     broken_ = [NSMutableArray arrayWithCapacity:4];
9961
9962     // XXX: I really need this thing... like, seriously... I'm sorry
9963     appcache_ = [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] autorelease];
9964     [appcache_ reloadData];
9965
9966     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9967     [window_ orderFront:self];
9968     [window_ makeKey:self];
9969     [window_ setHidden:NO];
9970
9971     if (access("/.cydia_no_stash", F_OK) == 0);
9972     else {
9973
9974     if (false) stash: {
9975         [self addStashController];
9976         // XXX: this would be much cleaner as a yieldToSelector:
9977         // that way the removeStashController could happen right here inline
9978         // we also could no longer require the useless stash_ field anymore
9979         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9980         return;
9981     }
9982
9983     struct stat root;
9984     int error(stat("/", &root));
9985     _assert(error != -1);
9986
9987     #define Stash_(path) do { \
9988         struct stat folder; \
9989         int error(lstat((path), &folder)); \
9990         if (error != -1 && ( \
9991             folder.st_dev == root.st_dev && \
9992             S_ISDIR(folder.st_mode) \
9993         ) || error == -1 && ( \
9994             errno == ENOENT || \
9995             errno == ENOTDIR \
9996         )) goto stash; \
9997     } while (false)
9998
9999     Stash_("/Applications");
10000     Stash_("/Library/Ringtones");
10001     Stash_("/Library/Wallpaper");
10002     //Stash_("/usr/bin");
10003     Stash_("/usr/include");
10004     Stash_("/usr/share");
10005     //Stash_("/var/lib");
10006
10007     }
10008
10009     database_ = [Database sharedInstance];
10010     [database_ setDelegate:self];
10011
10012     [window_ setUserInteractionEnabled:NO];
10013     [self setupViewControllers];
10014
10015     CydiaLoadingViewController *loading([[[CydiaLoadingViewController alloc] init] autorelease]);
10016     UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
10017     [navigation setViewControllers:[NSArray arrayWithObject:loading]];
10018
10019     emulated_ = [[[CyteTabBarController alloc] init] autorelease];
10020     [emulated_ setViewControllers:[NSArray arrayWithObject:navigation]];
10021     [emulated_ setSelectedIndex:0];
10022
10023     if ([emulated_ respondsToSelector:@selector(concealTabBarSelection)])
10024         [emulated_ concealTabBarSelection];
10025
10026     if ([window_ respondsToSelector:@selector(setRootViewController:)])
10027         [window_ setRootViewController:emulated_];
10028     else
10029         [window_ addSubview:[emulated_ view]];
10030
10031     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
10032 _trace();
10033 }
10034
10035 - (NSArray *) defaultStartPages {
10036     NSMutableArray *standard = [NSMutableArray array];
10037     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
10038     [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
10039     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
10040     [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
10041     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
10042     return standard;
10043 }
10044
10045 - (void) loadData {
10046 _trace();
10047     if ([emulated_ modalViewController] != nil)
10048         [emulated_ dismissModalViewControllerAnimated:YES];
10049     [window_ setUserInteractionEnabled:NO];
10050
10051     [self reloadDataWithInvocation:nil];
10052     [self refreshIfPossible];
10053     [self disemulate];
10054
10055     NSDictionary *state([NSDictionary dictionaryWithContentsOfFile:@ SavedState_]);
10056
10057     int savedIndex = [[state objectForKey:@"InterfaceIndex"] intValue];
10058     NSArray *saved = [[[state objectForKey:@"InterfaceState"] mutableCopy] autorelease];
10059     int standardIndex = 0;
10060     NSArray *standard = [self defaultStartPages];
10061
10062     BOOL valid = YES;
10063
10064     if (saved == nil)
10065         valid = NO;
10066
10067     NSDate *closed = [state objectForKey:@"LastClosed"];
10068     if (valid && closed != nil) {
10069         NSTimeInterval interval([closed timeIntervalSinceNow]);
10070         if (interval <= -(30*60))
10071             valid = NO;
10072     }
10073
10074     if (valid && [saved count] != [standard count])
10075         valid = NO;
10076
10077     if (valid) {
10078         for (unsigned int i = 0; i < [standard count]; i++) {
10079             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
10080             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
10081             //      but it's good enough for now.
10082             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
10083                 valid = NO;
10084                 break;
10085             }
10086         }
10087     }
10088
10089     NSArray *items = nil;
10090     if (valid) {
10091         [tabbar_ setSelectedIndex:savedIndex];
10092         items = saved;
10093     } else {
10094         [tabbar_ setSelectedIndex:standardIndex];
10095         items = standard;
10096     }
10097
10098     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
10099         NSArray *stack = [items objectAtIndex:tab];
10100         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
10101         NSMutableArray *current = [NSMutableArray array];
10102
10103         for (unsigned int nav = 0; nav < [stack count]; nav++) {
10104             NSString *addr = [stack objectAtIndex:nav];
10105             NSURL *url = [NSURL URLWithString:addr];
10106             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
10107             if (page != nil)
10108                 [current addObject:page];
10109         }
10110
10111         [navigation setViewControllers:current];
10112     }
10113
10114     // (Try to) show the startup URL.
10115     if (starturl_ != nil) {
10116         [self openCydiaURL:starturl_ forExternal:YES];
10117         starturl_ = nil;
10118     }
10119 }
10120
10121 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
10122     if (!IsWildcat_) {
10123        [sheet addButtonWithTitle:UCLocalize("CANCEL")];
10124        [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
10125     }
10126
10127     if (item != nil && IsWildcat_) {
10128         [sheet showFromBarButtonItem:item animated:YES];
10129     } else {
10130         [sheet showInView:window_];
10131     }
10132 }
10133
10134 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
10135     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
10136     [progress setTitle:task];
10137     [progress addProgressEvent:event];
10138 }
10139
10140 - (void) addProgressEventForTask:(NSArray *)data {
10141     CydiaProgressEvent *event([data objectAtIndex:0]);
10142     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10143     [self addProgressEvent:event forTask:task];
10144 }
10145
10146 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10147     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10148 }
10149
10150 @end
10151
10152 /*IMP alloc_;
10153 id Alloc_(id self, SEL selector) {
10154     id object = alloc_(self, selector);
10155     lprintf("[%s]A-%p\n", self->isa->name, object);
10156     return object;
10157 }*/
10158
10159 /*IMP dealloc_;
10160 id Dealloc_(id self, SEL selector) {
10161     id object = dealloc_(self, selector);
10162     lprintf("[%s]D-%p\n", self->isa->name, object);
10163     return object;
10164 }*/
10165
10166 Class $NSURLConnection;
10167
10168 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10169     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
10170
10171     NSURL *url([copy URL]);
10172
10173     NSString *host([url host]);
10174     NSString *scheme([[url scheme] lowercaseString]);
10175
10176     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10177
10178     @synchronized (HostConfig_) {
10179         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10180             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10181                 [copy setHTTPShouldUsePipelining:YES];
10182
10183         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10184             if ([control isEqualToString:@"max-age=0"])
10185                 if ([CachedURLs_ containsObject:url]) {
10186 #if !ForRelease
10187                     NSLog(@"~~~: %@", url);
10188 #endif
10189
10190                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10191
10192                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10193                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10194                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10195                 }
10196     }
10197
10198     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10199     } return self;
10200 }
10201
10202 Class $WAKWindow;
10203
10204 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
10205     CGSize size([[UIScreen mainScreen] bounds].size);
10206     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10207         if ([$WAKWindow hasLandscapeOrientation])
10208             std::swap(size.width, size.height);*/
10209     return size;
10210 }
10211
10212 Class $NSUserDefaults;
10213
10214 MSHook(id, NSUserDefaults$objectForKey$, NSUserDefaults *self, SEL _cmd, NSString *key) {
10215     if ([key respondsToSelector:@selector(isEqualToString:)] && [key isEqualToString:@"WebKitLocalStorageDatabasePathPreferenceKey"])
10216         return Cache("LocalStorage");
10217     return _NSUserDefaults$objectForKey$(self, _cmd, key);
10218 }
10219
10220 static NSMutableDictionary *AutoreleaseDeepMutableCopyOfDictionary(CFTypeRef type) {
10221     if (type == NULL)
10222         return nil;
10223     if (CFGetTypeID(type) != CFDictionaryGetTypeID())
10224         return nil;
10225     CFTypeRef copy(CFPropertyListCreateDeepCopy(kCFAllocatorDefault, type, kCFPropertyListMutableContainers));
10226     CFRelease(type);
10227     return [(NSMutableDictionary *) copy autorelease];
10228 }
10229
10230 int main_store(int, char *argv[]);
10231
10232 int main(int argc, char *argv[]) {
10233 #ifdef __arm64__
10234     const char *argv0(argv[0]);
10235     if (const char *slash = strrchr(argv0, '/'))
10236         argv0 = slash + 1;
10237     if (false);
10238     else if (!strcmp(argv0, "store"))
10239         return main_store(argc, argv);
10240 #endif
10241
10242     int fd(open("/tmp/cydia.log", O_WRONLY | O_APPEND | O_CREAT, 0644));
10243     dup2(fd, 2);
10244     close(fd);
10245
10246     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10247
10248     _trace();
10249
10250     UpdateExternalStatus(0);
10251
10252     UIScreen *screen([UIScreen mainScreen]);
10253     if ([screen respondsToSelector:@selector(scale)])
10254         ScreenScale_ = [screen scale];
10255     else
10256         ScreenScale_ = 1;
10257
10258     UIDevice *device([UIDevice currentDevice]);
10259     if ([device respondsToSelector:@selector(userInterfaceIdiom)]) {
10260         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10261         if (idiom == UIUserInterfaceIdiomPad)
10262             IsWildcat_ = true;
10263     }
10264
10265     Idiom_ = IsWildcat_ ? @"ipad" : @"iphone";
10266
10267     RegEx pattern("([0-9]+\\.[0-9]+).*");
10268
10269     if (pattern([device systemVersion]))
10270         Firmware_ = pattern[1];
10271     if (pattern(Cydia_))
10272         Major_ = pattern[1];
10273
10274     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10275
10276     HostConfig_ = [[[NSObject alloc] init] autorelease];
10277     @synchronized (HostConfig_) {
10278         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10279         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10280         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10281         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10282     }
10283
10284     NSString *ui(@"ui/ios");
10285     if (Idiom_ != nil)
10286         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10287     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10288     UI_ = CydiaURL(ui);
10289
10290     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10291
10292     /* Library Hacks {{{ */
10293     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10294
10295     $WAKWindow = objc_getClass("WAKWindow");
10296     if ($WAKWindow != NULL)
10297         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10298             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10299
10300     $NSURLConnection = objc_getClass("NSURLConnection");
10301     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10302     if (NSURLConnection$init$ != NULL) {
10303         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10304         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10305     }
10306
10307     $NSUserDefaults = objc_getClass("NSUserDefaults");
10308     Method NSUserDefaults$objectForKey$(class_getInstanceMethod($NSUserDefaults, @selector(objectForKey:)));
10309     if (NSUserDefaults$objectForKey$ != NULL) {
10310         _NSUserDefaults$objectForKey$ = reinterpret_cast<id (*)(NSUserDefaults *, SEL, NSString *)>(method_getImplementation(NSUserDefaults$objectForKey$));
10311         method_setImplementation(NSUserDefaults$objectForKey$, reinterpret_cast<IMP>(&$NSUserDefaults$objectForKey$));
10312     }
10313     /* }}} */
10314     /* Set Locale {{{ */
10315     Locale_ = CFLocaleCopyCurrent();
10316     Languages_ = [NSLocale preferredLanguages];
10317
10318     std::string languages;
10319     const char *translation(NULL);
10320
10321     // XXX: this isn't really a language, but this is compatible with older Cydia builds
10322     if (Locale_ != NULL)
10323         if (const char *language = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String]) {
10324             RegEx pattern("([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?");
10325             if (pattern(language)) {
10326                 translation = strdup([pattern->*@"%1$@%2$@" UTF8String]);
10327                 languages += translation;
10328                 languages += ",";
10329             }
10330         }
10331
10332     if (Languages_ != nil)
10333         for (NSString *language : Languages_) {
10334             languages += [language UTF8String];
10335             languages += ",";
10336         }
10337
10338     languages += "en";
10339     NSLog(@"Setting Language: [%s] %s", translation, languages.c_str());
10340     /* }}} */
10341     /* Index Collation {{{ */
10342     if (Class $UILocalizedIndexedCollation = objc_getClass("UILocalizedIndexedCollation")) { @try {
10343         NSBundle *bundle([NSBundle bundleForClass:$UILocalizedIndexedCollation]);
10344         NSString *path([bundle pathForResource:@"UITableViewLocalizedSectionIndex" ofType:@"plist"]);
10345         //path = @"/System/Library/Frameworks/UIKit.framework/.lproj/UITableViewLocalizedSectionIndex.plist";
10346         NSDictionary *dictionary([NSDictionary dictionaryWithContentsOfFile:path]);
10347         _H<UILocalizedIndexedCollation> collation([[[$UILocalizedIndexedCollation alloc] initWithDictionary:dictionary] autorelease]);
10348
10349         CollationLocale_ = MSHookIvar<NSLocale *>(collation, "_locale");
10350
10351         if (kCFCoreFoundationVersionNumber >= 800 && [[CollationLocale_ localeIdentifier] isEqualToString:@"zh@collation=stroke"]) {
10352             CollationThumbs_ = [NSArray arrayWithObjects:@"1",@"•",@"4",@"•",@"7",@"•",@"10",@"•",@"13",@"•",@"16",@"•",@"19",@"A",@"•",@"E",@"•",@"I",@"•",@"M",@"•",@"R",@"•",@"V",@"•",@"Z",@"#",nil];
10353             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})
10354                 CollationOffset_.push_back(offset);
10355             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];
10356             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];
10357         } else {
10358
10359         CollationThumbs_ = [collation sectionIndexTitles];
10360         for (size_t index(0), end([CollationThumbs_ count]); index != end; ++index)
10361             CollationOffset_.push_back([collation sectionForSectionIndexTitleAtIndex:index]);
10362
10363         CollationTitles_ = [collation sectionTitles];
10364         CollationStarts_ = MSHookIvar<NSArray *>(collation, "_sectionStartStrings");
10365
10366         NSString *&transform(MSHookIvar<NSString *>(collation, "_transform"));
10367         if (&transform != NULL && transform != nil) {
10368             /*if ([collation respondsToSelector:@selector(transformedCollationStringForString:)])
10369                 CollationModify_ = [=](NSString *value) { return [collation transformedCollationStringForString:value]; };*/
10370             const UChar *uid(reinterpret_cast<const UChar *>([transform cStringUsingEncoding:NSUnicodeStringEncoding]));
10371             UErrorCode code(U_ZERO_ERROR);
10372             CollationTransl_ = utrans_openU(uid, -1, UTRANS_FORWARD, NULL, 0, NULL, &code);
10373             if (!U_SUCCESS(code))
10374                 NSLog(@"%s", u_errorName(code));
10375         }
10376
10377         }
10378     } @catch (NSException *e) {
10379         NSLog(@"%@", e);
10380         goto hard;
10381     } } else hard: {
10382         CollationLocale_ = [[[NSLocale alloc] initWithLocaleIdentifier:@"en@collation=dictionary"] autorelease];
10383
10384         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];
10385         for (NSInteger offset(0); offset != 28; ++offset)
10386             CollationOffset_.push_back(offset);
10387
10388         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];
10389         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];
10390     }
10391     /* }}} */
10392     /* Parse Arguments {{{ */
10393     bool substrate(false);
10394
10395     if (argc != 0) {
10396         char **args(argv);
10397         int arge(1);
10398
10399         for (int argi(1); argi != argc; ++argi)
10400             if (strcmp(argv[argi], "--") == 0) {
10401                 arge = argi;
10402                 argv[argi] = argv[0];
10403                 argv += argi;
10404                 argc -= argi;
10405                 break;
10406             }
10407
10408         for (int argi(1); argi != arge; ++argi)
10409             if (strcmp(args[argi], "--substrate") == 0)
10410                 substrate = true;
10411             else
10412                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10413     }
10414     /* }}} */
10415
10416     App_ = [[NSBundle mainBundle] bundlePath];
10417     Advanced_ = YES;
10418
10419     Cache_ = [[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia", @"/var/mobile"] retain];
10420     mkdir([Cache_ UTF8String], 0755);
10421
10422     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10423     alloc_ = alloc->method_imp;
10424     alloc->method_imp = (IMP) &Alloc_;*/
10425
10426     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10427     dealloc_ = dealloc->method_imp;
10428     dealloc->method_imp = (IMP) &Dealloc_;*/
10429
10430     void *gestalt(dlopen("/usr/lib/libMobileGestalt.dylib", RTLD_GLOBAL | RTLD_LAZY));
10431     $MGCopyAnswer = reinterpret_cast<CFStringRef (*)(CFStringRef)>(dlsym(gestalt, "MGCopyAnswer"));
10432
10433     /* System Information {{{ */
10434     size_t size;
10435
10436     int maxproc;
10437     size = sizeof(maxproc);
10438     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10439         perror("sysctlbyname(\"kern.maxproc\", ?)");
10440     else if (maxproc < 64) {
10441         maxproc = 64;
10442         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10443             perror("sysctlbyname(\"kern.maxproc\", #)");
10444     }
10445
10446     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10447     char *osversion = new char[size];
10448     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10449         perror("sysctlbyname(\"kern.osversion\", ?)");
10450     else
10451         System_ = [NSString stringWithUTF8String:osversion];
10452
10453     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10454     char *machine = new char[size];
10455     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10456         perror("sysctlbyname(\"hw.machine\", ?)");
10457     else
10458         Machine_ = machine;
10459
10460     int64_t usermem(0);
10461     size = sizeof(usermem);
10462     if (sysctlbyname("hw.usermem", &usermem, &size, NULL, 0) == -1)
10463         usermem = 0;
10464
10465     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10466     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10467     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10468
10469     UniqueID_ = UniqueIdentifier(device);
10470
10471     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10472         Product_ = [info objectForKey:@"SafariProductVersion"];
10473         Safari_ = [info objectForKey:@"CFBundleVersion"];
10474     }
10475
10476     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10477
10478     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Safari_))
10479         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[1], agent];
10480     if (RegEx match = RegEx("([0-9]+[A-Z][0-9]+[a-z]?).*", System_))
10481         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[1], agent];
10482     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Product_))
10483         agent = [NSString stringWithFormat:@"Version/%@ %@", match[1], agent];
10484
10485     UserAgent_ = agent;
10486     /* }}} */
10487     /* Load Database {{{ */
10488     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10489
10490     _trace();
10491     mkdir("/var/mobile/Library/Cydia", 0755);
10492     MetaFile_.Open("/var/mobile/Library/Cydia/metadata.cb0");
10493     _trace();
10494
10495     Values_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaValues"), CFSTR("com.saurik.Cydia")));
10496     Sections_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaSections"), CFSTR("com.saurik.Cydia")));
10497     Sources_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaSources"), CFSTR("com.saurik.Cydia")));
10498     Version_ = [(NSNumber *) CFPreferencesCopyAppValue(CFSTR("CydiaVersion"), CFSTR("com.saurik.Cydia")) autorelease];
10499
10500     _trace();
10501     NSDictionary *metadata([[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease]);
10502
10503     if (Values_ == nil)
10504         Values_ = [metadata objectForKey:@"Values"];
10505     if (Values_ == nil)
10506         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10507
10508     if (Sections_ == nil)
10509         Sections_ = [metadata objectForKey:@"Sections"];
10510     if (Sections_ == nil)
10511         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10512
10513     if (Sources_ == nil)
10514         Sources_ = [metadata objectForKey:@"Sources"];
10515     if (Sources_ == nil)
10516         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10517
10518     // XXX: this wrong, but in a way that doesn't matter :/
10519     if (Version_ == nil)
10520         Version_ = [metadata objectForKey:@"Version"];
10521     if (Version_ == nil)
10522         Version_ = [NSNumber numberWithUnsignedInt:0];
10523
10524     if (NSDictionary *packages = [metadata objectForKey:@"Packages"]) {
10525         bool fail(false);
10526         CFDictionaryApplyFunction((CFDictionaryRef) packages, &PackageImport, &fail);
10527         _trace();
10528         if (fail)
10529             NSLog(@"unable to import package preferences... from 2010? oh well :/");
10530     }
10531
10532     if ([Version_ unsignedIntValue] == 0) {
10533         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10534         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10535         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10536         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10537
10538         Version_ = [NSNumber numberWithUnsignedInt:1];
10539
10540         if (NSMutableDictionary *cache = [NSMutableDictionary dictionaryWithContentsOfFile:@ CacheState_]) {
10541             [cache removeObjectForKey:@"LastUpdate"];
10542             [cache writeToFile:@ CacheState_ atomically:YES];
10543         }
10544     }
10545
10546     _H<NSMutableArray> broken([NSMutableArray array]);
10547     for (NSString *key in (id) Sources_)
10548         if ([key rangeOfCharacterFromSet:[NSCharacterSet characterSetWithCharactersInString:@"# "]].location != NSNotFound || ![([[Sources_ objectForKey:key] objectForKey:@"URI"] ?: @"/") hasSuffix:@"/"])
10549             [broken addObject:key];
10550     if ([broken count] != 0)
10551         for (NSString *key in (id) broken)
10552             [Sources_ removeObjectForKey:key];
10553     broken = nil;
10554
10555     SaveConfig(nil);
10556     system("/usr/libexec/cydia/cydo /bin/rm -f /var/lib/cydia/metadata.plist");
10557     /* }}} */
10558
10559     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10560
10561     if (kCFCoreFoundationVersionNumber > 1000)
10562         system("/usr/libexec/cydia/cydo /usr/libexec/cydia/setnsfpn /var/lib");
10563
10564     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10565
10566     if (access("/User", F_OK) != 0 || version != 6) {
10567         _trace();
10568         system("/usr/libexec/cydia/cydo /usr/libexec/cydia/firmware.sh");
10569         _trace();
10570     }
10571
10572     if (access("/tmp/cydia.chk", F_OK) == 0) {
10573         if (unlink([Cache("pkgcache.bin") UTF8String]) == -1)
10574             _assert(errno == ENOENT);
10575         if (unlink([Cache("srcpkgcache.bin") UTF8String]) == -1)
10576             _assert(errno == ENOENT);
10577     }
10578
10579     system("/usr/libexec/cydia/cydo /bin/ln -sf /var/mobile/Library/Caches/com.saurik.Cydia/sources.list /etc/apt/sources.list.d/cydia.list");
10580
10581     /* APT Initialization {{{ */
10582     _assert(pkgInitConfig(*_config));
10583     _assert(pkgInitSystem(*_config, _system));
10584
10585     _config->Set("Acquire::AllowInsecureRepositories", true);
10586     _config->Set("Acquire::Check-Valid-Until", false);
10587     _config->Set("Dir::Bin::Methods::store", "/Applications/Cydia.app/store");
10588
10589     _config->Set("pkgCacheGen::ForceEssential", "");
10590
10591     if (translation != NULL)
10592         _config->Set("APT::Acquire::Translation", translation);
10593     _config->Set("Acquire::Languages", languages);
10594
10595     // XXX: this timeout might be important :(
10596     //_config->Set("Acquire::http::Timeout", 15);
10597
10598     _config->Set("Acquire::http::MaxParallel", usermem >= 384 * 1024 * 1024 ? 16 : 3);
10599
10600     mkdir([Cache("archives") UTF8String], 0755);
10601     mkdir([Cache("archives/partial") UTF8String], 0755);
10602     _config->Set("Dir::Cache", [Cache_ UTF8String]);
10603
10604     symlink("/var/lib/apt/extended_states", [Cache("extended_states") UTF8String]);
10605     _config->Set("Dir::State", [Cache_ UTF8String]);
10606
10607     mkdir([Cache("lists") UTF8String], 0755);
10608     mkdir([Cache("lists/partial") UTF8String], 0755);
10609     mkdir([Cache("periodic") UTF8String], 0755);
10610     _config->Set("Dir::State::Lists", [Cache("lists") UTF8String]);
10611
10612     std::string logs("/var/mobile/Library/Logs/Cydia");
10613     mkdir(logs.c_str(), 0755);
10614     _config->Set("Dir::Log", logs);
10615
10616     _config->Set("Dir::Bin::dpkg", "/usr/libexec/cydia/cydo");
10617     /* }}} */
10618     /* Color Choices {{{ */
10619     space_ = CGColorSpaceCreateDeviceRGB();
10620
10621     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10622     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10623     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10624     Folder_.Set(space_, 0x8e/255.f, 0x8e/255.f, 0x93/255.f, 1.0);
10625     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10626     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10627     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10628     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10629     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10630     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10631
10632     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10633     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10634     /* }}}*/
10635     /* UIKit Configuration {{{ */
10636     // XXX: I have a feeling this was important
10637     //UIKeyboardDisableAutomaticAppearance();
10638     /* }}} */
10639
10640     $SBSSetInterceptsMenuButtonForever = reinterpret_cast<void (*)(bool)>(dlsym(RTLD_DEFAULT, "SBSSetInterceptsMenuButtonForever"));
10641     $SBSCopyIconImagePNGDataForDisplayIdentifier = reinterpret_cast<NSData *(*)(NSString *)>(dlsym(RTLD_DEFAULT, "SBSCopyIconImagePNGDataForDisplayIdentifier"));
10642
10643     const char *symbol(kCFCoreFoundationVersionNumber >= 800 ? "MGGetBoolAnswer" : "GSSystemHasCapability");
10644     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, symbol));
10645     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10646
10647     PulseInterval_ = fast ? 50000 : 500000;
10648
10649     Colon_ = UCLocalize("COLON_DELIMITED");
10650     Elision_ = UCLocalize("ELISION");
10651     Error_ = UCLocalize("ERROR");
10652     Warning_ = UCLocalize("WARNING");
10653
10654     _trace();
10655     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10656
10657     CGColorSpaceRelease(space_);
10658     CFRelease(Locale_);
10659
10660     [pool release];
10661     return value;
10662 }