MobileCydia.mm

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