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/IndirectDelegate.h"
 116 #include "CyteKit/RegEx.hpp"
 117 #include "CyteKit/TableViewCell.h"
 118 #include "CyteKit/TabBarController.h"
 119 #include "CyteKit/WebScriptObject-Cyte.h"
 120 #include "CyteKit/WebViewController.h"
 121 #include "CyteKit/WebViewTableViewCell.h"
 122 #include "CyteKit/stringWithUTF8Bytes.h"
 123
 124 #include "Cydia/MIMEAddress.h"
 125 #include "Cydia/LoadingViewController.h"
 126 #include "Cydia/ProgressEvent.h"
 127
 128 #include "SDURLCache/SDURLCache.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 // XXX: I hate clang. Apple: please get over your petty hatred of GPL and fix your gcc fork
 202 #define synchronized(lock) \
 203     synchronized(static_cast<NSObject *>(lock))
 204
 205 extern NSString *Cydia_;
 206
 207 #define lprintf(args...) fprintf(stderr, args)
 208
 209 #define ForRelease 1
 210 #define TraceLogging (1 && !ForRelease)
 211 #define HistogramInsertionSort (0 && !ForRelease)
 212 #define ProfileTimes (0 && !ForRelease)
 213 #define ForSaurik (0 && !ForRelease)
 214 #define LogBrowser (0 && !ForRelease)
 215 #define TrackResize (0 && !ForRelease)
 216 #define ManualRefresh (1 && !ForRelease)
 217 #define ShowInternals (0 && !ForRelease)
 218 #define AlwaysReload (0 && !ForRelease)
 219
 220 #if !TraceLogging
 221 #undef _trace
 222 #define _trace(args...)
 223 #endif
 224
 225 #if !ProfileTimes
 226 #undef _profile
 227 #define _profile(name) {
 228 #undef _end
 229 #define _end }
 230 #define PrintTimes() do {} while (false)
 231 #endif
 232
 233 // Hash Functions/Structures {{{
 234 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 235
 236 union SplitHash {
 237     uint32_t u32;
 238     uint16_t u16[2];
 239 };
 240 // }}}
 241
 242 @implementation NSDictionary (Cydia)
 243 - (id) invokeUndefinedMethodFromWebScript:(NSString *)name withArguments:(NSArray *)arguments {
 244     if (false);
 245     else if ([name isEqualToString:@"get"])
 246         return [self objectForKey:[arguments objectAtIndex:0]];
 247     else if ([name isEqualToString:@"keys"])
 248         return [self allKeys];
 249     return nil;
 250 } @end
 251
 252 static NSString *Colon_;
 253 NSString *Elision_;
 254 static NSString *Error_;
 255 static NSString *Warning_;
 256
 257 static NSString *Cache_;
 258 #define Cache(file) \
 259     [NSString stringWithFormat:@"%@/%s", Cache_, file]
 260
 261 static void (*$SBSSetInterceptsMenuButtonForever)(bool);
 262 static NSData *(*$SBSCopyIconImagePNGDataForDisplayIdentifier)(NSString *);
 263
 264 static CFStringRef (*$MGCopyAnswer)(CFStringRef);
 265
 266 static NSString *UniqueIdentifier(UIDevice *device = nil) {
 267     if (kCFCoreFoundationVersionNumber < 800) // iOS 7.x
 268         return [device ?: [UIDevice currentDevice] uniqueIdentifier];
 269     else
 270         return [(id)$MGCopyAnswer(CFSTR("UniqueDeviceID")) autorelease];
 271 }
 272
 273 static bool IsReachable(const char *name) {
 274     SCNetworkReachabilityFlags flags; {
 275         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, name));
 276         SCNetworkReachabilityGetFlags(reachability, &flags);
 277         CFRelease(reachability);
 278     }
 279
 280     // XXX: this elaborate mess is what Apple is using to determine this? :(
 281     // XXX: do we care if the user has to intervene? maybe that's ok?
 282     return
 283         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
 284             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
 285                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
 286                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
 287             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
 288             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
 289         )
 290     ;
 291 }
 292
 293 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 294
 295 static _finline NSString *CydiaURL(NSString *path) {
 296     char page[26];
 297     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 298     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 299     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 300     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 301     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 302     page[25] = '\0';
 303     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 304 }
 305
 306 static NSString *ShellEscape(NSString *value) {
 307     return [NSString stringWithFormat:@"'%@'", [value stringByReplacingOccurrencesOfString:@"'" withString:@"'\\''"]];
 308 }
 309
 310 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 311     int notify_token;
 312     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 313         notify_set_state(notify_token, newStatus);
 314         notify_cancel(notify_token);
 315     }
 316     notify_post("com.saurik.Cydia.status");
 317 }
 318
 319 static CGFloat CYStatusBarHeight() {
 320     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 321     return UIInterfaceOrientationIsPortrait([[UIApplication sharedApplication] statusBarOrientation]) ? size.height : size.width;
 322 }
 323
 324 /* NSForcedOrderingSearch doesn't work on the iPhone */
 325 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 326 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 327 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 328
 329 /* Insertion Sort {{{ */
 330
 331 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 332     const char *ptr = (const char *)list;
 333     while (0 < count) {
 334         CFIndex half = count / 2;
 335         const char *probe = ptr + elementSize * half;
 336         CFComparisonResult cr = comparator(element, probe, context);
 337     if (0 == cr) return (probe - (const char *)list) / elementSize;
 338         ptr = (cr < 0) ? ptr : probe + elementSize;
 339         count = (cr < 0) ? half : (half + (count & 1) - 1);
 340     }
 341     return (ptr - (const char *)list) / elementSize;
 342 }
 343
 344 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 345     const char *ptr = (const char *)list;
 346     while (0 < count) {
 347         CFIndex half = count / 2;
 348         const char *probe = ptr + elementSize * half;
 349         CFComparisonResult cr = comparator(element, probe, context);
 350     if (0 == cr) return (probe - (const char *)list) / elementSize;
 351         ptr = (cr < 0) ? ptr : probe + elementSize;
 352         count = (cr < 0) ? half : (half + (count & 1) - 1);
 353     }
 354     return (ptr - (const char *)list) / elementSize;
 355 }
 356
 357 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 358     if (range.length == 0)
 359         return;
 360     const void **values(new const void *[range.length]);
 361     CFArrayGetValues(array, range, values);
 362
 363 #if HistogramInsertionSort > 0
 364     uint32_t total(0), *offsets(new uint32_t[range.length]);
 365 #endif
 366
 367     for (CFIndex index(1); index != range.length; ++index) {
 368         const void *value(values[index]);
 369         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 370         CFIndex correct(index);
 371         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 372 #if HistogramInsertionSort > 1
 373             NSLog(@"%@ < %@", value, values[correct - 1]);
 374 #endif
 375             if (--correct == 0)
 376                 break;
 377         }
 378         if (correct != index) {
 379             size_t offset(index - correct);
 380 #if HistogramInsertionSort
 381             total += offset;
 382             ++offsets[offset];
 383             if (offset > 10)
 384                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 385 #endif
 386             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 387             values[correct] = value;
 388         }
 389     }
 390
 391     CFArrayReplaceValues(array, range, values, range.length);
 392     delete [] values;
 393
 394 #if HistogramInsertionSort > 0
 395     for (CFIndex index(0); index != range.length; ++index)
 396         if (offsets[index] != 0)
 397             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 398     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 399     delete [] offsets;
 400 #endif
 401 }
 402
 403 /* }}} */
 404
 405 /* Apple Bug Fixes {{{ */
 406 @implementation UIWebDocumentView (Cydia)
 407
 408 - (void) _setScrollerOffset:(CGPoint)offset {
 409     UIScroller *scroller([self _scroller]);
 410
 411     CGSize size([scroller contentSize]);
 412     CGSize bounds([scroller bounds].size);
 413
 414     CGPoint max;
 415     max.x = size.width - bounds.width;
 416     max.y = size.height - bounds.height;
 417
 418     // wtf Apple?!
 419     if (max.x < 0)
 420         max.x = 0;
 421     if (max.y < 0)
 422         max.y = 0;
 423
 424     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 425     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 426
 427     [scroller setOffset:offset];
 428 }
 429
 430 @end
 431 /* }}} */
 432
 433 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 434     size_t length([self length] - state->state);
 435     if (length <= 0)
 436         return 0;
 437     else if (length > count)
 438         length = count;
 439     for (size_t i(0); i != length; ++i)
 440         objects[i] = [self item:state->state++];
 441     state->itemsPtr = objects;
 442     state->mutationsPtr = (unsigned long *) self;
 443     return length;
 444 }
 445
 446 /* Cydia NSString Additions {{{ */
 447 @interface NSString (Cydia)
 448 - (NSComparisonResult) compareByPath:(NSString *)other;
 449 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 450 @end
 451
 452 @implementation NSString (Cydia)
 453
 454 - (NSComparisonResult) compareByPath:(NSString *)other {
 455     NSString *prefix = [self commonPrefixWithString:other options:0];
 456     size_t length = [prefix length];
 457
 458     NSRange lrange = NSMakeRange(length, [self length] - length);
 459     NSRange rrange = NSMakeRange(length, [other length] - length);
 460
 461     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 462     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 463
 464     NSComparisonResult value;
 465
 466     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 467         value = NSOrderedSame;
 468     else if (lrange.location == NSNotFound)
 469         value = NSOrderedAscending;
 470     else if (rrange.location == NSNotFound)
 471         value = NSOrderedDescending;
 472     else
 473         value = NSOrderedSame;
 474
 475     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 476         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 477     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 478         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 479
 480     NSComparisonResult result = [lpath compare:rpath];
 481     return result == NSOrderedSame ? value : result;
 482 }
 483
 484 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 485     return [(id)CFURLCreateStringByAddingPercentEscapes(
 486         kCFAllocatorDefault,
 487         (CFStringRef) self,
 488         NULL,
 489         CFSTR(";/?:@&=+$,"),
 490         kCFStringEncodingUTF8
 491     ) autorelease];
 492 }
 493
 494 @end
 495 /* }}} */
 496
 497 /* C++ NSString Wrapper Cache {{{ */
 498 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 499     return size == 0 ? NULL :
 500         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 501         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 502 }
 503
 504 static _finline CFStringRef CYStringCreate(const std::string &data) {
 505     return CYStringCreate(data.data(), data.size());
 506 }
 507
 508 static _finline CFStringRef CYStringCreate(const char *data) {
 509     return CYStringCreate(data, strlen(data));
 510 }
 511
 512 class CYString {
 513   private:
 514     char *data_;
 515     size_t size_;
 516     CFStringRef cache_;
 517
 518     _finline void clear_() {
 519         if (cache_ != NULL) {
 520             CFRelease(cache_);
 521             cache_ = NULL;
 522         }
 523     }
 524
 525   public:
 526     _finline bool empty() const {
 527         return size_ == 0;
 528     }
 529
 530     _finline size_t size() const {
 531         return size_;
 532     }
 533
 534     _finline char *data() const {
 535         return data_;
 536     }
 537
 538     _finline void clear() {
 539         size_ = 0;
 540         clear_();
 541     }
 542
 543     _finline CYString() :
 544         data_(0),
 545         size_(0),
 546         cache_(NULL)
 547     {
 548     }
 549
 550     _finline ~CYString() {
 551         clear_();
 552     }
 553
 554     void operator =(const CYString &rhs) {
 555         data_ = rhs.data_;
 556         size_ = rhs.size_;
 557
 558         if (rhs.cache_ == nil)
 559             cache_ = NULL;
 560         else
 561             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 562     }
 563
 564     void copy(CYPool *pool) {
 565         char *temp(pool->malloc<char>(size_ + 1));
 566         memcpy(temp, data_, size_);
 567         temp[size_] = '\0';
 568         data_ = temp;
 569     }
 570
 571     void set(CYPool *pool, const char *data, size_t size) {
 572         if (size == 0)
 573             clear();
 574         else {
 575             clear_();
 576
 577             data_ = const_cast<char *>(data);
 578             size_ = size;
 579
 580             if (pool != NULL)
 581                 copy(pool);
 582         }
 583     }
 584
 585     _finline void set(CYPool *pool, const char *data) {
 586         set(pool, data, data == NULL ? 0 : strlen(data));
 587     }
 588
 589     _finline void set(CYPool *pool, const std::string &rhs) {
 590         set(pool, rhs.data(), rhs.size());
 591     }
 592
 593     bool operator ==(const CYString &rhs) const {
 594         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 595     }
 596
 597     _finline operator CFStringRef() {
 598         if (cache_ == NULL)
 599             cache_ = CYStringCreate(data_, size_);
 600         return cache_;
 601     }
 602
 603     _finline operator id() {
 604         return (NSString *) static_cast<CFStringRef>(*this);
 605     }
 606
 607     _finline operator const char *() {
 608         return reinterpret_cast<const char *>(data_);
 609     }
 610 };
 611 /* }}} */
 612 /* C++ NSString Algorithm Adapters {{{ */
 613 extern "C" {
 614     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 615 }
 616
 617 struct NSStringMapHash :
 618     std::unary_function<NSString *, size_t>
 619 {
 620     _finline size_t operator ()(NSString *value) const {
 621         return CFStringHashNSString((CFStringRef) value);
 622     }
 623 };
 624
 625 struct NSStringMapLess :
 626     std::binary_function<NSString *, NSString *, bool>
 627 {
 628     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 629         return [lhs compare:rhs] == NSOrderedAscending;
 630     }
 631 };
 632
 633 struct NSStringMapEqual :
 634     std::binary_function<NSString *, NSString *, bool>
 635 {
 636     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 637         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 638         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 639         //[lhs isEqualToString:rhs];
 640     }
 641 };
 642 /* }}} */
 643
 644 /* CoreGraphics Primitives {{{ */
 645 class CYColor {
 646   private:
 647     CGColorRef color_;
 648
 649     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 650         CGFloat color[] = {red, green, blue, alpha};
 651         return CGColorCreate(space, color);
 652     }
 653
 654   public:
 655     CYColor() :
 656         color_(NULL)
 657     {
 658     }
 659
 660     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 661         color_(Create_(space, red, green, blue, alpha))
 662     {
 663         Set(space, red, green, blue, alpha);
 664     }
 665
 666     void Clear() {
 667         if (color_ != NULL)
 668             CGColorRelease(color_);
 669     }
 670
 671     ~CYColor() {
 672         Clear();
 673     }
 674
 675     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 676         Clear();
 677         color_ = Create_(space, red, green, blue, alpha);
 678     }
 679
 680     operator CGColorRef() {
 681         return color_;
 682     }
 683 };
 684 /* }}} */
 685
 686 /* Random Global Variables {{{ */
 687 static int PulseInterval_ = 500000;
 688
 689 static const NSString *UI_;
 690
 691 static int Finish_;
 692 static bool RestartSubstrate_;
 693 static NSArray *Finishes_;
 694
 695 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 696 #define NotifyConfig_ "/etc/notify.conf"
 697
 698 static bool Queuing_;
 699
 700 static CYColor Blue_;
 701 static CYColor Blueish_;
 702 static CYColor Black_;
 703 static CYColor Folder_;
 704 static CYColor Off_;
 705 static CYColor White_;
 706 static CYColor Gray_;
 707 static CYColor Green_;
 708 static CYColor Purple_;
 709 static CYColor Purplish_;
 710
 711 static UIColor *InstallingColor_;
 712 static UIColor *RemovingColor_;
 713
 714 static NSString *App_;
 715
 716 static BOOL Advanced_;
 717 static BOOL Ignored_;
 718
 719 static _H<UIFont> Font12_;
 720 static _H<UIFont> Font12Bold_;
 721 static _H<UIFont> Font14_;
 722 static _H<UIFont> Font18_;
 723 static _H<UIFont> Font18Bold_;
 724 static _H<UIFont> Font22Bold_;
 725
 726 static const char *Machine_ = NULL;
 727 static _H<NSString> System_;
 728 static NSString *SerialNumber_ = nil;
 729 static NSString *ChipID_ = nil;
 730 static NSString *BBSNum_ = nil;
 731 static _H<NSString> UniqueID_;
 732 static _H<NSString> UserAgent_;
 733 static _H<NSString> Product_;
 734 static _H<NSString> Safari_;
 735
 736 static _H<NSLocale> CollationLocale_;
 737 static _H<NSArray> CollationThumbs_;
 738 static std::vector<NSInteger> CollationOffset_;
 739 static _H<NSArray> CollationTitles_;
 740 static _H<NSArray> CollationStarts_;
 741 static UTransliterator *CollationTransl_;
 742 //static Function<NSString *, NSString *> CollationModify_;
 743
 744 typedef std::basic_string<UChar> ustring;
 745 static ustring CollationString_;
 746
 747 #define CUC const ustring &str(*reinterpret_cast<const ustring *>(rep))
 748 #define UC ustring &str(*reinterpret_cast<ustring *>(rep))
 749 static struct UReplaceableCallbacks CollationUCalls_ = {
 750     .length = [](const UReplaceable *rep) -> int32_t { CUC;
 751         return str.size();
 752     },
 753
 754     .charAt = [](const UReplaceable *rep, int32_t offset) -> UChar { CUC;
 755         //fprintf(stderr, "charAt(%d) : %d\n", offset, str.size());
 756         if (offset >= str.size())
 757             return 0xffff;
 758         return str[offset];
 759     },
 760
 761     .char32At = [](const UReplaceable *rep, int32_t offset) -> UChar32 { CUC;
 762         //fprintf(stderr, "char32At(%d) : %d\n", offset, str.size());
 763         if (offset >= str.size())
 764             return 0xffff;
 765         UChar32 c;
 766         U16_GET(str.data(), 0, offset, str.size(), c);
 767         return c;
 768     },
 769
 770     .replace = [](UReplaceable *rep, int32_t start, int32_t limit, const UChar *text, int32_t length) -> void { UC;
 771         //fprintf(stderr, "replace(%d, %d, %d) : %d\n", start, limit, length, str.size());
 772         str.replace(start, limit - start, text, length);
 773     },
 774
 775     .extract = [](UReplaceable *rep, int32_t start, int32_t limit, UChar *dst) -> void { UC;
 776         //fprintf(stderr, "extract(%d, %d) : %d\n", start, limit, str.size());
 777         str.copy(dst, limit - start, start);
 778     },
 779
 780     .copy = [](UReplaceable *rep, int32_t start, int32_t limit, int32_t dest) -> void { UC;
 781         //fprintf(stderr, "copy(%d, %d, %d) : %d\n", start, limit, dest, str.size());
 782         str.replace(dest, 0, str, start, limit - start);
 783     },
 784 };
 785
 786 static CFLocaleRef Locale_;
 787 static NSArray *Languages_;
 788 static CGColorSpaceRef space_;
 789
 790 #define CacheState_ "/var/mobile/Library/Caches/com.saurik.Cydia/CacheState.plist"
 791 #define SavedState_ "/var/mobile/Library/Caches/com.saurik.Cydia/SavedState.plist"
 792
 793 static NSDictionary *SectionMap_;
 794 static _H<NSDate> Backgrounded_;
 795 static _transient NSMutableDictionary *Values_;
 796 static _transient NSMutableDictionary *Sections_;
 797 _H<NSMutableDictionary> Sources_;
 798 static _transient NSNumber *Version_;
 799 static time_t now_;
 800
 801 bool IsWildcat_;
 802 CGFloat ScreenScale_;
 803 static NSString *Idiom_;
 804 static _H<NSString> Firmware_;
 805 static NSString *Major_;
 806
 807 static _H<NSMutableDictionary> SessionData_;
 808 static _H<NSObject> HostConfig_;
 809 static _H<NSMutableSet> BridgedHosts_;
 810 static _H<NSMutableSet> InsecureHosts_;
 811 static _H<NSMutableSet> PipelinedHosts_;
 812 static _H<NSMutableSet> CachedURLs_;
 813
 814 static NSString *kCydiaProgressEventTypeError = @"Error";
 815 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 816 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 817 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 818 /* }}} */
 819
 820 /* Display Helpers {{{ */
 821 inline float Interpolate(float begin, float end, float fraction) {
 822     return (end - begin) * fraction + begin;
 823 }
 824
 825 static inline double Retina(double value) {
 826     value *= ScreenScale_;
 827     value = round(value);
 828     value /= ScreenScale_;
 829     return value;
 830 }
 831
 832 static inline CGRect Retina(CGRect value) {
 833     value.origin.x *= ScreenScale_;
 834     value.origin.y *= ScreenScale_;
 835     value.size.width *= ScreenScale_;
 836     value.size.height *= ScreenScale_;
 837     value = CGRectIntegral(value);
 838     value.origin.x /= ScreenScale_;
 839     value.origin.y /= ScreenScale_;
 840     value.size.width /= ScreenScale_;
 841     value.size.height /= ScreenScale_;
 842     return value;
 843 }
 844
 845 static _finline const char *StripVersion_(const char *version) {
 846     const char *colon(strchr(version, ':'));
 847     return colon == NULL ? version : colon + 1;
 848 }
 849
 850 NSString *LocalizeSection(NSString *section) {
 851     static RegEx title_r("(.*?) \\((.*)\\)");
 852     if (title_r(section)) {
 853         NSString *parent(title_r[1]);
 854         NSString *child(title_r[2]);
 855
 856         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 857             LocalizeSection(parent),
 858             LocalizeSection(child)
 859         ];
 860     }
 861
 862     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 863 }
 864
 865 NSString *Simplify(NSString *title) {
 866     const char *data = [title UTF8String];
 867     size_t size = [title lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
 868
 869     static RegEx square_r("\\[(.*)\\]");
 870     if (square_r(data, size))
 871         return Simplify(square_r[1]);
 872
 873     static RegEx paren_r("\\((.*)\\)");
 874     if (paren_r(data, size))
 875         return Simplify(paren_r[1]);
 876
 877     static RegEx title_r("(.*?) \\((.*)\\)");
 878     if (title_r(data, size))
 879         return Simplify(title_r[1]);
 880
 881     return title;
 882 }
 883 /* }}} */
 884
 885 bool isSectionVisible(NSString *section) {
 886     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 887     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 888     return hidden == nil || ![hidden boolValue];
 889 }
 890
 891 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 892     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 893     if (entry == MACH_PORT_NULL)
 894         return nil;
 895
 896     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 897     IOObjectRelease(entry);
 898
 899     if (value == NULL)
 900         return nil;
 901     return [(id) value autorelease];
 902 }
 903
 904 static NSString *CYHex(NSData *data, bool reverse = false) {
 905     if (data == nil)
 906         return nil;
 907
 908     size_t length([data length]);
 909     uint8_t bytes[length];
 910     [data getBytes:bytes];
 911
 912     char string[length * 2 + 1];
 913     for (size_t i(0); i != length; ++i)
 914         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 915
 916     return [NSString stringWithUTF8String:string];
 917 }
 918
 919 static NSString *VerifySource(NSString *href) {
 920     static RegEx href_r("(http(s?)://|file:///)[^# ]*");
 921     if (!href_r(href)) {
 922         [[[[UIAlertView alloc]
 923             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("INVALID_URL")]
 924             message:UCLocalize("INVALID_URL_EX")
 925             delegate:nil
 926             cancelButtonTitle:UCLocalize("OK")
 927             otherButtonTitles:nil
 928         ] autorelease] show];
 929
 930         return nil;
 931     }
 932
 933     if (![href hasSuffix:@"/"])
 934         href = [href stringByAppendingString:@"/"];
 935     return href;
 936 }
 937
 938 @class Cydia;
 939
 940 /* Delegate Prototypes {{{ */
 941 @class Package;
 942 @class Source;
 943 @class CydiaProgressEvent;
 944
 945 @protocol DatabaseDelegate
 946 - (void) repairWithSelector:(SEL)selector;
 947 - (void) setConfigurationData:(NSString *)data;
 948 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 949 @end
 950
 951 @class CYPackageController;
 952
 953 @protocol SourceDelegate
 954 - (void) setFetch:(NSNumber *)fetch;
 955 @end
 956
 957 @protocol FetchDelegate
 958 - (bool) isSourceCancelled;
 959 - (void) startSourceFetch:(NSString *)uri;
 960 - (void) stopSourceFetch:(NSString *)uri;
 961 @end
 962
 963 @protocol CydiaDelegate
 964 - (void) returnToCydia;
 965 - (void) saveState;
 966 - (void) retainNetworkActivityIndicator;
 967 - (void) releaseNetworkActivityIndicator;
 968 - (void) clearPackage:(Package *)package;
 969 - (void) installPackage:(Package *)package;
 970 - (void) installPackages:(NSArray *)packages;
 971 - (void) removePackage:(Package *)package;
 972 - (void) beginUpdate;
 973 - (BOOL) updating;
 974 - (bool) requestUpdate;
 975 - (void) distUpgrade;
 976 - (void) loadData;
 977 - (void) updateData;
 978 - (void) _saveConfig;
 979 - (void) syncData;
 980 - (void) addSource:(NSDictionary *)source;
 981 - (BOOL) addTrivialSource:(NSString *)href;
 982 - (UIProgressHUD *) addProgressHUD;
 983 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 984 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 985 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 986 @end
 987 /* }}} */
 988
 989 /* CancelStatus {{{ */
 990 class CancelStatus :
 991     public pkgAcquireStatus
 992 {
 993   private:
 994     bool cancelled_;
 995
 996   public:
 997     CancelStatus() :
 998         cancelled_(false)
 999     {
1000     }
1001
1002     virtual bool MediaChange(std::string media, std::string drive) {
1003         return false;
1004     }
1005
1006     virtual void IMSHit(pkgAcquire::ItemDesc &desc) {
1007         Done(desc);
1008     }
1009
1010     virtual bool Pulse_(pkgAcquire *Owner) = 0;
1011
1012     virtual bool Pulse(pkgAcquire *Owner) {
1013         if (pkgAcquireStatus::Pulse(Owner) && Pulse_(Owner))
1014             return true;
1015         else {
1016             cancelled_ = true;
1017             return false;
1018         }
1019     }
1020
1021     _finline bool WasCancelled() const {
1022         return cancelled_;
1023     }
1024 };
1025 /* }}} */
1026 /* DelegateStatus {{{ */
1027 class CydiaStatus :
1028     public CancelStatus
1029 {
1030   private:
1031     _transient NSObject<ProgressDelegate> *delegate_;
1032
1033   public:
1034     CydiaStatus() :
1035         delegate_(nil)
1036     {
1037     }
1038
1039     void setDelegate(NSObject<ProgressDelegate> *delegate) {
1040         delegate_ = delegate;
1041     }
1042
1043     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1044         NSString *name([NSString stringWithUTF8String:desc.ShortDesc.c_str()]);
1045         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItemDesc:desc]);
1046         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1047     }
1048
1049     virtual void Done(pkgAcquire::ItemDesc &desc) {
1050         NSString *name([NSString stringWithUTF8String:desc.ShortDesc.c_str()]);
1051         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItemDesc:desc]);
1052         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1053     }
1054
1055     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1056         if (
1057             desc.Owner->Status == pkgAcquire::Item::StatIdle ||
1058             desc.Owner->Status == pkgAcquire::Item::StatDone
1059         )
1060             return;
1061
1062         std::string &error(desc.Owner->ErrorText);
1063         if (error.empty())
1064             return;
1065
1066         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItemDesc:desc]);
1067         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1068     }
1069
1070     virtual bool Pulse_(pkgAcquire *Owner) {
1071         double percent(
1072             double(CurrentBytes + CurrentItems) /
1073             double(TotalBytes + TotalItems)
1074         );
1075
1076         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
1077             [NSNumber numberWithDouble:percent], @"Percent",
1078
1079             [NSNumber numberWithDouble:CurrentBytes], @"Current",
1080             [NSNumber numberWithDouble:TotalBytes], @"Total",
1081             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
1082         nil] waitUntilDone:YES];
1083
1084         return ![delegate_ isProgressCancelled];
1085     }
1086
1087     virtual void Start() {
1088         pkgAcquireStatus::Start();
1089         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1090     }
1091
1092     virtual void Stop() {
1093         pkgAcquireStatus::Stop();
1094         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1095         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1096     }
1097 };
1098 /* }}} */
1099 /* Database Interface {{{ */
1100 typedef std::map< unsigned long, _H<Source> > SourceMap;
1101
1102 @interface Database : NSObject {
1103     NSZone *zone_;
1104     CYPool pool_;
1105
1106     unsigned era_;
1107     _H<NSDate> delock_;
1108
1109     pkgCacheFile cache_;
1110     pkgDepCache::Policy *policy_;
1111     pkgRecords *records_;
1112     pkgProblemResolver *resolver_;
1113     pkgAcquire *fetcher_;
1114     FileFd *lock_;
1115     SPtr<pkgPackageManager> manager_;
1116     pkgSourceList *list_;
1117
1118     SourceMap sourceMap_;
1119     _H<NSMutableArray> sourceList_;
1120
1121     CFMutableArrayRef packages_;
1122
1123     _transient NSObject<DatabaseDelegate> *delegate_;
1124     _transient NSObject<ProgressDelegate> *progress_;
1125
1126     CydiaStatus status_;
1127
1128     int cydiafd_;
1129     int statusfd_;
1130     FILE *input_;
1131
1132     std::map<const char *, _H<NSString> > sections_;
1133 }
1134
1135 + (Database *) sharedInstance;
1136 - (unsigned) era;
1137 - (bool) hasPackages;
1138
1139 - (void) _readCydia:(NSNumber *)fd;
1140 - (void) _readStatus:(NSNumber *)fd;
1141 - (void) _readOutput:(NSNumber *)fd;
1142
1143 - (FILE *) input;
1144
1145 - (Package *) packageWithName:(NSString *)name;
1146
1147 - (pkgCacheFile &) cache;
1148 - (pkgDepCache::Policy *) policy;
1149 - (pkgRecords *) records;
1150 - (pkgProblemResolver *) resolver;
1151 - (pkgAcquire &) fetcher;
1152 - (pkgSourceList &) list;
1153 - (NSArray *) packages;
1154 - (NSArray *) sources;
1155 - (Source *) sourceWithKey:(NSString *)key;
1156 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1157
1158 - (void) configure;
1159 - (bool) prepare;
1160 - (void) perform;
1161 - (bool) upgrade;
1162 - (void) update;
1163
1164 - (void) updateWithStatus:(CancelStatus &)status;
1165
1166 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1167
1168 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1169 - (NSObject<ProgressDelegate> *) progressDelegate;
1170
1171 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1172 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1173 - (void) resetFetch;
1174
1175 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1176
1177 @end
1178 /* }}} */
1179 /* SourceStatus {{{ */
1180 class SourceStatus :
1181     public CancelStatus
1182 {
1183   private:
1184     _transient NSObject<FetchDelegate> *delegate_;
1185     _transient Database *database_;
1186     std::set<std::string> fetches_;
1187
1188   public:
1189     SourceStatus(NSObject<FetchDelegate> *delegate, Database *database) :
1190         delegate_(delegate),
1191         database_(database)
1192     {
1193     }
1194
1195     void Set(bool fetch, const std::string &uri) {
1196         if (fetch) {
1197             if (!fetches_.insert(uri).second)
1198                 return;
1199         } else {
1200             if (fetches_.erase(uri) == 0)
1201                 return;
1202         }
1203
1204         //printf("Set(%s, %s)\n", fetch ? "true" : "false", uri.c_str());
1205         [database_ setFetch:fetch forURI:uri.c_str()];
1206     }
1207
1208     _finline void Set(bool fetch, pkgAcquire::Item *item) {
1209         /*unsigned long ID(fetch ? 1 : 0);
1210         if (item->ID == ID)
1211             return;
1212         item->ID = ID;*/
1213         Set(fetch, item->DescURI());
1214     }
1215
1216     void Log(const char *tag, pkgAcquire::Item *item) {
1217         //printf("%s(%s) S:%u Q:%u\n", tag, item->DescURI().c_str(), item->Status, item->QueueCounter);
1218     }
1219
1220     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1221         Log("Fetch", desc.Owner);
1222         Set(true, desc.Owner);
1223     }
1224
1225     virtual void Done(pkgAcquire::ItemDesc &desc) {
1226         Log("Done", desc.Owner);
1227         Set(false, desc.Owner);
1228     }
1229
1230     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1231         Log("Fail", desc.Owner);
1232         Set(false, desc.Owner);
1233     }
1234
1235     virtual bool Pulse_(pkgAcquire *Owner) {
1236         std::set<std::string> fetches;
1237         for (pkgAcquire::ItemCIterator item(Owner->ItemsBegin()); item != Owner->ItemsEnd(); ++item) {
1238             bool fetch;
1239             if ((*item)->QueueCounter == 0)
1240                 fetch = false;
1241             else switch ((*item)->Status) {
1242                 case pkgAcquire::Item::StatFetching:
1243                     fetches.insert((*item)->DescURI());
1244                     fetch = true;
1245                 break;
1246
1247                 default:
1248                     fetch = false;
1249                 break;
1250             }
1251
1252             Log(fetch ? "Pulse<true>" : "Pulse<false>", *item);
1253             Set(fetch, *item);
1254         }
1255
1256         std::vector<std::string> stops;
1257         std::set_difference(fetches_.begin(), fetches_.end(), fetches.begin(), fetches.end(), std::back_insert_iterator<std::vector<std::string>>(stops));
1258         for (std::vector<std::string>::const_iterator stop(stops.begin()); stop != stops.end(); ++stop) {
1259             //printf("Stop(%s)\n", stop->c_str());
1260             Set(false, *stop);
1261         }
1262
1263         return ![delegate_ isSourceCancelled];
1264     }
1265
1266     virtual void Stop() {
1267         pkgAcquireStatus::Stop();
1268         [database_ resetFetch];
1269     }
1270 };
1271 /* }}} */
1272 /* ProgressEvent Implementation {{{ */
1273 @implementation CydiaProgressEvent
1274
1275 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1276     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1277 }
1278
1279 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1280     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1281     [event setPackage:package];
1282     return event;
1283 }
1284
1285 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItemDesc:(pkgAcquire::ItemDesc &)desc {
1286     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1287
1288     NSString *description([NSString stringWithUTF8String:desc.Description.c_str()]);
1289     NSArray *fields([description componentsSeparatedByString:@" "]);
1290     [event setItem:fields];
1291
1292     if ([fields count] > 3) {
1293         [event setPackage:[fields objectAtIndex:2]];
1294         [event setVersion:[fields objectAtIndex:3]];
1295     }
1296
1297     [event setURL:[NSString stringWithUTF8String:desc.URI.c_str()]];
1298
1299     return event;
1300 }
1301
1302 + (NSArray *) _attributeKeys {
1303     return [NSArray arrayWithObjects:
1304         @"item",
1305         @"message",
1306         @"package",
1307         @"type",
1308         @"url",
1309         @"version",
1310     nil];
1311 }
1312
1313 - (NSArray *) attributeKeys {
1314     return [[self class] _attributeKeys];
1315 }
1316
1317 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1318     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1319 }
1320
1321 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1322     if ((self = [super init]) != nil) {
1323         message_ = message;
1324         type_ = type;
1325     } return self;
1326 }
1327
1328 - (NSString *) message {
1329     return message_;
1330 }
1331
1332 - (NSString *) type {
1333     return type_;
1334 }
1335
1336 - (NSArray *) item {
1337     return (id) item_ ?: [NSNull null];
1338 }
1339
1340 - (void) setItem:(NSArray *)item {
1341     item_ = item;
1342 }
1343
1344 - (NSString *) package {
1345     return (id) package_ ?: [NSNull null];
1346 }
1347
1348 - (void) setPackage:(NSString *)package {
1349     package_ = package;
1350 }
1351
1352 - (NSString *) url {
1353     return (id) url_ ?: [NSNull null];
1354 }
1355
1356 - (void) setURL:(NSString *)url {
1357     url_ = url;
1358 }
1359
1360 - (void) setVersion:(NSString *)version {
1361     version_ = version;
1362 }
1363
1364 - (NSString *) version {
1365     return (id) version_ ?: [NSNull null];
1366 }
1367
1368 - (NSString *) compound:(NSString *)value {
1369     if (value != nil) {
1370         NSString *mode(nil); {
1371             NSString *type([self type]);
1372             if ([type isEqualToString:kCydiaProgressEventTypeError])
1373                 mode = UCLocalize("ERROR");
1374             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1375                 mode = UCLocalize("WARNING");
1376         }
1377
1378         if (mode != nil)
1379             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1380     }
1381
1382     return value;
1383 }
1384
1385 - (NSString *) compoundMessage {
1386     return [self compound:[self message]];
1387 }
1388
1389 - (NSString *) compoundTitle {
1390     NSString *title;
1391
1392     if (package_ == nil)
1393         title = nil;
1394     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1395         title = [package name];
1396     else
1397         title = package_;
1398
1399     return [self compound:title];
1400 }
1401
1402 @end
1403 /* }}} */
1404
1405 // Cytore Definitions {{{
1406 struct PackageValue :
1407     Cytore::Block
1408 {
1409     Cytore::Offset<PackageValue> next_;
1410
1411     uint32_t index_ : 23;
1412     uint32_t subscribed_ : 1;
1413     uint32_t : 8;
1414
1415     int32_t first_;
1416     int32_t last_;
1417
1418     uint16_t vhash_;
1419     uint16_t nhash_;
1420
1421     char version_[8];
1422     char name_[];
1423 } _packed;
1424
1425 struct MetaValue :
1426     Cytore::Block
1427 {
1428     uint32_t active_;
1429     Cytore::Offset<PackageValue> packages_[1 << 16];
1430 } _packed;
1431
1432 static Cytore::File<MetaValue> MetaFile_;
1433 // }}}
1434 // Cytore Helper Functions {{{
1435 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1436     SplitHash nhash = { hashlittle(name, length) };
1437
1438     PackageValue *metadata;
1439
1440     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1441     for (;; offset = &metadata->next_) { if (offset->IsNull()) {
1442         *offset = MetaFile_.New<PackageValue>(length + 1);
1443         metadata = &MetaFile_.Get(*offset);
1444
1445         if (metadata == NULL) {
1446             if (fail != NULL)
1447                 *fail = true;
1448
1449             metadata = new PackageValue();
1450             memset(metadata, 0, sizeof(*metadata));
1451         }
1452
1453         memcpy(metadata->name_, name, length);
1454         metadata->name_[length] = '\0';
1455         metadata->nhash_ = nhash.u16[1];
1456     } else {
1457         metadata = &MetaFile_.Get(*offset);
1458         if (metadata->nhash_ != nhash.u16[1])
1459             continue;
1460         if (strncmp(metadata->name_, name, length) != 0)
1461             continue;
1462         if (metadata->name_[length] != '\0')
1463             continue;
1464     } break; }
1465
1466     return metadata;
1467 }
1468
1469 static void PackageImport(const void *key, const void *value, void *context) {
1470     bool &fail(*reinterpret_cast<bool *>(context));
1471
1472     char buffer[1024];
1473     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1474         NSLog(@"failed to import package %@", key);
1475         return;
1476     }
1477
1478     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1479     NSDictionary *package((NSDictionary *) value);
1480
1481     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1482         if ([subscribed boolValue] && !metadata->subscribed_)
1483             metadata->subscribed_ = true;
1484
1485     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1486         time_t time([date timeIntervalSince1970]);
1487         if (metadata->first_ > time || metadata->first_ == 0)
1488             metadata->first_ = time;
1489     }
1490
1491     NSDate *date([package objectForKey:@"LastSeen"]);
1492     NSString *version([package objectForKey:@"LastVersion"]);
1493
1494     if (date != nil && version != nil) {
1495         time_t time([date timeIntervalSince1970]);
1496         if (metadata->last_ < time || metadata->last_ == 0)
1497             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1498                 size_t length(strlen(buffer));
1499                 uint16_t vhash(hashlittle(buffer, length));
1500
1501                 size_t capped(std::min<size_t>(8, length));
1502                 char *latest(buffer + length - capped);
1503
1504                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1505                 metadata->vhash_ = vhash;
1506
1507                 metadata->last_ = time;
1508             }
1509     }
1510 }
1511 // }}}
1512
1513 static NSDate *GetStatusDate() {
1514     return [[[NSFileManager defaultManager] attributesOfItemAtPath:@"/var/lib/dpkg/status" error:NULL] fileModificationDate];
1515 }
1516
1517 static void SaveConfig(NSObject *lock) {
1518     @synchronized (lock) {
1519         _trace();
1520         MetaFile_.Sync();
1521         _trace();
1522     }
1523
1524     CFPreferencesSetMultiple((CFDictionaryRef) [NSDictionary dictionaryWithObjectsAndKeys:
1525         Values_, @"CydiaValues",
1526         Sections_, @"CydiaSections",
1527         (id) Sources_, @"CydiaSources",
1528         Version_, @"CydiaVersion",
1529     nil], NULL, CFSTR("com.saurik.Cydia"), kCFPreferencesCurrentUser, kCFPreferencesCurrentHost);
1530
1531     if (!CFPreferencesAppSynchronize(CFSTR("com.saurik.Cydia")))
1532         NSLog(@"CFPreferencesAppSynchronize(com.saurik.Cydia) == false");
1533
1534     CydiaWriteSources();
1535 }
1536
1537 /* Source Class {{{ */
1538 @interface Source : NSObject {
1539     unsigned era_;
1540     Database *database_;
1541     metaIndex *index_;
1542
1543     CYString depiction_;
1544     CYString description_;
1545     CYString label_;
1546     CYString origin_;
1547     CYString support_;
1548
1549     CYString uri_;
1550     CYString distribution_;
1551     CYString type_;
1552     CYString base_;
1553     CYString version_;
1554
1555     _H<NSString> host_;
1556     _H<NSString> authority_;
1557
1558     CYString defaultIcon_;
1559
1560     _H<NSMutableDictionary> record_;
1561     BOOL trusted_;
1562
1563     std::set<std::string> fetches_;
1564     std::set<std::string> files_;
1565     _transient NSObject<SourceDelegate> *delegate_;
1566 }
1567
1568 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(CYPool *)pool;
1569
1570 - (NSComparisonResult) compareByName:(Source *)source;
1571
1572 - (NSString *) depictionForPackage:(NSString *)package;
1573 - (NSString *) supportForPackage:(NSString *)package;
1574
1575 - (metaIndex *) metaIndex;
1576 - (NSDictionary *) record;
1577 - (BOOL) trusted;
1578
1579 - (NSString *) rooturi;
1580 - (NSString *) distribution;
1581 - (NSString *) type;
1582
1583 - (NSString *) key;
1584 - (NSString *) host;
1585
1586 - (NSString *) name;
1587 - (NSString *) shortDescription;
1588 - (NSString *) label;
1589 - (NSString *) origin;
1590 - (NSString *) version;
1591
1592 - (NSString *) defaultIcon;
1593 - (NSURL *) iconURL;
1594
1595 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1596 - (void) resetFetch;
1597
1598 @end
1599
1600 @implementation Source
1601
1602 + (NSString *) webScriptNameForSelector:(SEL)selector {
1603     if (false);
1604     else if (selector == @selector(addSection:))
1605         return @"addSection";
1606     else if (selector == @selector(getField:))
1607         return @"getField";
1608     else if (selector == @selector(removeSection:))
1609         return @"removeSection";
1610     else if (selector == @selector(remove))
1611         return @"remove";
1612     else
1613         return nil;
1614 }
1615
1616 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1617     return [self webScriptNameForSelector:selector] == nil;
1618 }
1619
1620 + (NSArray *) _attributeKeys {
1621     return [NSArray arrayWithObjects:
1622         @"baseuri",
1623         @"distribution",
1624         @"host",
1625         @"key",
1626         @"iconuri",
1627         @"label",
1628         @"name",
1629         @"origin",
1630         @"rooturi",
1631         @"sections",
1632         @"shortDescription",
1633         @"trusted",
1634         @"type",
1635         @"version",
1636     nil];
1637 }
1638
1639 - (NSArray *) attributeKeys {
1640     return [[self class] _attributeKeys];
1641 }
1642
1643 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1644     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1645 }
1646
1647 - (metaIndex *) metaIndex {
1648     return index_;
1649 }
1650
1651 - (void) setMetaIndex:(metaIndex *)index inPool:(CYPool *)pool {
1652     trusted_ = index->IsTrusted();
1653
1654     uri_.set(pool, index->GetURI());
1655     distribution_.set(pool, index->GetDist());
1656     type_.set(pool, index->GetType());
1657
1658     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1659     if (dindex != NULL) {
1660         std::string file(dindex->MetaIndexURI(""));
1661         base_.set(pool, file);
1662
1663         pkgAcquire acquire;
1664         _profile(Source$setMetaIndex$GetIndexes)
1665         dindex->GetIndexes(&acquire, true);
1666         _end
1667         _profile(Source$setMetaIndex$DescURI)
1668         for (pkgAcquire::ItemIterator item(acquire.ItemsBegin()); item != acquire.ItemsEnd(); item++) {
1669             std::string file((*item)->DescURI());
1670             files_.insert(file);
1671             if (file.length() < sizeof("Packages.bz2") || file.substr(file.length() - sizeof("Packages.bz2")) != "/Packages.bz2")
1672                 continue;
1673             file = file.substr(0, file.length() - 4);
1674             files_.insert(file);
1675             files_.insert(file + ".gz");
1676             files_.insert(file + "Index");
1677         }
1678         _end
1679
1680         FileFd fd;
1681         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1682             _error->Discard();
1683         else {
1684             pkgTagFile tags(&fd);
1685
1686             pkgTagSection section;
1687             tags.Step(section);
1688
1689             struct {
1690                 const char *name_;
1691                 CYString *value_;
1692             } names[] = {
1693                 {"default-icon", &defaultIcon_},
1694                 {"depiction", &depiction_},
1695                 {"description", &description_},
1696                 {"label", &label_},
1697                 {"origin", &origin_},
1698                 {"support", &support_},
1699                 {"version", &version_},
1700             };
1701
1702             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1703                 const char *start, *end;
1704
1705                 if (section.Find(names[i].name_, start, end)) {
1706                     CYString &value(*names[i].value_);
1707                     value.set(pool, start, end - start);
1708                 }
1709             }
1710         }
1711     }
1712
1713     record_ = [Sources_ objectForKey:[self key]];
1714
1715     NSURL *url([NSURL URLWithString:uri_]);
1716
1717     host_ = [url host];
1718     if (host_ != nil)
1719         host_ = [host_ lowercaseString];
1720
1721     if (host_ != nil)
1722         authority_ = host_;
1723     else
1724         authority_ = [url path];
1725 }
1726
1727 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(CYPool *)pool {
1728     if ((self = [super init]) != nil) {
1729         era_ = [database era];
1730         database_ = database;
1731         index_ = index;
1732
1733         _profile(Source$initWithMetaIndex$setMetaIndex)
1734         [self setMetaIndex:index inPool:pool];
1735         _end
1736     } return self;
1737 }
1738
1739 - (NSString *) getField:(NSString *)name {
1740 @synchronized (database_) {
1741     if ([database_ era] != era_ || index_ == NULL)
1742         return nil;
1743
1744     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1745     if (dindex == NULL)
1746         return nil;
1747
1748     FileFd fd;
1749     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1750          _error->Discard();
1751          return nil;
1752     }
1753
1754     pkgTagFile tags(&fd);
1755
1756     pkgTagSection section;
1757     tags.Step(section);
1758
1759     const char *start, *end;
1760     if (!section.Find([name UTF8String], start, end))
1761         return (NSString *) [NSNull null];
1762
1763     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1764 } }
1765
1766 - (NSComparisonResult) compareByName:(Source *)source {
1767     NSString *lhs = [self name];
1768     NSString *rhs = [source name];
1769
1770     if ([lhs length] != 0 && [rhs length] != 0) {
1771         unichar lhc = [lhs characterAtIndex:0];
1772         unichar rhc = [rhs characterAtIndex:0];
1773
1774         if (isalpha(lhc) && !isalpha(rhc))
1775             return NSOrderedAscending;
1776         else if (!isalpha(lhc) && isalpha(rhc))
1777             return NSOrderedDescending;
1778     }
1779
1780     return [lhs compare:rhs options:LaxCompareOptions_];
1781 }
1782
1783 - (NSString *) depictionForPackage:(NSString *)package {
1784     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1785 }
1786
1787 - (NSString *) supportForPackage:(NSString *)package {
1788     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1789 }
1790
1791 - (NSArray *) sections {
1792     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1793 }
1794
1795 - (void) _addSection:(NSString *)section {
1796     if (record_ == nil)
1797         return;
1798     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1799         if (![sections containsObject:section])
1800             [sections addObject:section];
1801     } else
1802         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1803 }
1804
1805 - (bool) addSection:(NSString *)section {
1806     if (record_ == nil)
1807         return false;
1808
1809     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1810     return true;
1811 }
1812
1813 - (void) _removeSection:(NSString *)section {
1814     if (record_ == nil)
1815         return;
1816
1817     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1818         if ([sections containsObject:section])
1819             [sections removeObject:section];
1820 }
1821
1822 - (bool) removeSection:(NSString *)section {
1823     if (record_ == nil)
1824         return false;
1825
1826     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1827     return true;
1828 }
1829
1830 - (void) _remove {
1831     [Sources_ removeObjectForKey:[self key]];
1832 }
1833
1834 - (bool) remove {
1835     bool value(record_ != nil);
1836     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1837     return value;
1838 }
1839
1840 - (NSDictionary *) record {
1841     return record_;
1842 }
1843
1844 - (BOOL) trusted {
1845     return trusted_;
1846 }
1847
1848 - (NSString *) rooturi {
1849     return uri_;
1850 }
1851
1852 - (NSString *) distribution {
1853     return distribution_;
1854 }
1855
1856 - (NSString *) type {
1857     return type_;
1858 }
1859
1860 - (NSString *) baseuri {
1861     return base_.empty() ? nil : (id) base_;
1862 }
1863
1864 - (NSString *) iconuri {
1865     if (NSString *base = [self baseuri])
1866         return [base stringByAppendingString:@"CydiaIcon.png"];
1867
1868     return nil;
1869 }
1870
1871 - (NSURL *) iconURL {
1872     if (NSString *uri = [self iconuri])
1873         return [NSURL URLWithString:uri];
1874     return nil;
1875 }
1876
1877 - (NSString *) key {
1878     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1879 }
1880
1881 - (NSString *) host {
1882     return host_;
1883 }
1884
1885 - (NSString *) name {
1886     return origin_.empty() ? (id) authority_ : origin_;
1887 }
1888
1889 - (NSString *) shortDescription {
1890     return description_;
1891 }
1892
1893 - (NSString *) label {
1894     return label_.empty() ? (id) authority_ : label_;
1895 }
1896
1897 - (NSString *) origin {
1898     return origin_;
1899 }
1900
1901 - (NSString *) version {
1902     return version_;
1903 }
1904
1905 - (NSString *) defaultIcon {
1906     return defaultIcon_;
1907 }
1908
1909 - (void) setDelegate:(NSObject<SourceDelegate> *)delegate {
1910     delegate_ = delegate;
1911 }
1912
1913 - (bool) fetch {
1914     return !fetches_.empty();
1915 }
1916
1917 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
1918     if (!fetch) {
1919         if (fetches_.erase(uri) == 0)
1920             return;
1921     } else if (files_.find(uri) == files_.end())
1922         return;
1923     else if (!fetches_.insert(uri).second)
1924         return;
1925
1926     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:[self fetch]] waitUntilDone:NO];
1927 }
1928
1929 - (void) resetFetch {
1930     fetches_.clear();
1931     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:NO];
1932 }
1933
1934 @end
1935 /* }}} */
1936 /* CydiaOperation Class {{{ */
1937 @interface CydiaOperation : NSObject {
1938     _H<NSString> operator_;
1939     _H<NSString> value_;
1940 }
1941
1942 - (NSString *) operator;
1943 - (NSString *) value;
1944
1945 @end
1946
1947 @implementation CydiaOperation
1948
1949 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1950     if ((self = [super init]) != nil) {
1951         operator_ = [NSString stringWithUTF8String:_operator];
1952         value_ = [NSString stringWithUTF8String:value];
1953     } return self;
1954 }
1955
1956 + (NSArray *) _attributeKeys {
1957     return [NSArray arrayWithObjects:
1958         @"operator",
1959         @"value",
1960     nil];
1961 }
1962
1963 - (NSArray *) attributeKeys {
1964     return [[self class] _attributeKeys];
1965 }
1966
1967 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1968     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1969 }
1970
1971 - (NSString *) operator {
1972     return operator_;
1973 }
1974
1975 - (NSString *) value {
1976     return value_;
1977 }
1978
1979 @end
1980 /* }}} */
1981 /* CydiaClause Class {{{ */
1982 @interface CydiaClause : NSObject {
1983     _H<NSString> package_;
1984     _H<CydiaOperation> version_;
1985 }
1986
1987 - (NSString *) package;
1988 - (CydiaOperation *) version;
1989
1990 @end
1991
1992 @implementation CydiaClause
1993
1994 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1995     if ((self = [super init]) != nil) {
1996         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1997
1998         if (const char *version = dep.TargetVer())
1999             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
2000         else
2001             version_ = (id) [NSNull null];
2002     } return self;
2003 }
2004
2005 + (NSArray *) _attributeKeys {
2006     return [NSArray arrayWithObjects:
2007         @"package",
2008         @"version",
2009     nil];
2010 }
2011
2012 - (NSArray *) attributeKeys {
2013     return [[self class] _attributeKeys];
2014 }
2015
2016 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2017     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2018 }
2019
2020 - (NSString *) package {
2021     return package_;
2022 }
2023
2024 - (CydiaOperation *) version {
2025     return version_;
2026 }
2027
2028 @end
2029 /* }}} */
2030 /* CydiaRelation Class {{{ */
2031 @interface CydiaRelation : NSObject {
2032     _H<NSString> relationship_;
2033     _H<NSMutableArray> clauses_;
2034 }
2035
2036 - (NSString *) relationship;
2037 - (NSArray *) clauses;
2038
2039 @end
2040
2041 @implementation CydiaRelation
2042
2043 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
2044     if ((self = [super init]) != nil) {
2045         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
2046         clauses_ = [NSMutableArray arrayWithCapacity:8];
2047
2048         pkgCache::DepIterator start;
2049         pkgCache::DepIterator end;
2050         dep.GlobOr(start, end); // ++dep
2051
2052         _forever {
2053             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
2054
2055             // yes, seriously. (wtf?)
2056             if (start == end)
2057                 break;
2058             ++start;
2059         }
2060     } return self;
2061 }
2062
2063 + (NSArray *) _attributeKeys {
2064     return [NSArray arrayWithObjects:
2065         @"clauses",
2066         @"relationship",
2067     nil];
2068 }
2069
2070 - (NSArray *) attributeKeys {
2071     return [[self class] _attributeKeys];
2072 }
2073
2074 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2075     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2076 }
2077
2078 - (NSString *) relationship {
2079     return relationship_;
2080 }
2081
2082 - (NSArray *) clauses {
2083     return clauses_;
2084 }
2085
2086 - (void) addClause:(CydiaClause *)clause {
2087     [clauses_ addObject:clause];
2088 }
2089
2090 @end
2091 /* }}} */
2092 /* Package Class {{{ */
2093 struct ParsedPackage {
2094     CYString md5sum_;
2095     CYString tagline_;
2096
2097     CYString architecture_;
2098     CYString icon_;
2099
2100     CYString depiction_;
2101     CYString homepage_;
2102     CYString author_;
2103
2104     CYString support_;
2105 };
2106
2107 @interface Package : NSObject {
2108     uint32_t era_ : 25;
2109     @public uint32_t role_ : 3;
2110     uint32_t essential_ : 1;
2111     uint32_t obsolete_ : 1;
2112     uint32_t ignored_ : 1;
2113     uint32_t pooled_ : 1;
2114
2115     CYPool *pool_;
2116
2117     uint32_t rank_;
2118
2119     _transient Database *database_;
2120
2121     pkgCache::VerIterator version_;
2122     pkgCache::PkgIterator iterator_;
2123     pkgCache::VerFileIterator file_;
2124
2125     CYString id_;
2126     CYString name_;
2127     CYString transform_;
2128
2129     CYString latest_;
2130     CYString installed_;
2131     time_t upgraded_;
2132
2133     const char *section_;
2134     _transient NSString *section$_;
2135
2136     _H<Source> source_;
2137
2138     PackageValue *metadata_;
2139     ParsedPackage *parsed_;
2140
2141     _H<NSMutableArray> tags_;
2142 }
2143
2144 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database;
2145 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database;
2146
2147 - (pkgCache::PkgIterator) iterator;
2148 - (void) parse;
2149
2150 - (NSString *) section;
2151 - (NSString *) simpleSection;
2152
2153 - (NSString *) longSection;
2154 - (NSString *) shortSection;
2155
2156 - (NSString *) uri;
2157
2158 - (MIMEAddress *) maintainer;
2159 - (size_t) size;
2160 - (NSString *) longDescription;
2161 - (NSString *) shortDescription;
2162 - (unichar) index;
2163
2164 - (PackageValue *) metadata;
2165 - (time_t) seen;
2166
2167 - (bool) subscribed;
2168 - (bool) setSubscribed:(bool)subscribed;
2169
2170 - (BOOL) ignored;
2171
2172 - (NSString *) latest;
2173 - (NSString *) installed;
2174 - (BOOL) uninstalled;
2175
2176 - (BOOL) upgradableAndEssential:(BOOL)essential;
2177 - (BOOL) essential;
2178 - (BOOL) broken;
2179 - (BOOL) unfiltered;
2180 - (BOOL) visible;
2181
2182 - (BOOL) half;
2183 - (BOOL) halfConfigured;
2184 - (BOOL) halfInstalled;
2185 - (BOOL) hasMode;
2186 - (NSString *) mode;
2187
2188 - (NSString *) id;
2189 - (NSString *) name;
2190 - (UIImage *) icon;
2191 - (NSString *) homepage;
2192 - (NSString *) depiction;
2193 - (MIMEAddress *) author;
2194
2195 - (NSString *) support;
2196
2197 - (NSArray *) files;
2198 - (NSArray *) warnings;
2199 - (NSArray *) applications;
2200
2201 - (Source *) source;
2202
2203 - (uint32_t) rank;
2204 - (BOOL) matches:(NSArray *)query;
2205
2206 - (BOOL) hasTag:(NSString *)tag;
2207 - (NSString *) primaryPurpose;
2208 - (NSArray *) purposes;
2209 - (bool) isCommercial;
2210
2211 - (void) setIndex:(size_t)index;
2212
2213 - (CYString &) cyname;
2214
2215 - (uint32_t) compareBySection:(NSArray *)sections;
2216
2217 - (void) install;
2218 - (void) remove;
2219
2220 @end
2221
2222 uint32_t PackageChangesRadix(Package *self, void *) {
2223     union {
2224         uint32_t key;
2225
2226         struct {
2227             uint32_t timestamp : 30;
2228             uint32_t ignored : 1;
2229             uint32_t upgradable : 1;
2230         } bits;
2231     } value;
2232
2233     bool upgradable([self upgradableAndEssential:YES]);
2234     value.bits.upgradable = upgradable ? 1 : 0;
2235
2236     if (upgradable) {
2237         value.bits.timestamp = 0;
2238         value.bits.ignored = [self ignored] ? 0 : 1;
2239         value.bits.upgradable = 1;
2240     } else {
2241         value.bits.timestamp = [self seen] >> 2;
2242         value.bits.ignored = 0;
2243         value.bits.upgradable = 0;
2244     }
2245
2246     return _not(uint32_t) - value.key;
2247 }
2248
2249 CYString &(*PackageName)(Package *self, SEL sel);
2250
2251 uint32_t PackagePrefixRadix(Package *self, void *context) {
2252     size_t offset(reinterpret_cast<size_t>(context));
2253     CYString &name(PackageName(self, @selector(cyname)));
2254
2255     size_t size(name.size());
2256     if (size == 0)
2257         return 0;
2258     char *text(name.data());
2259
2260     size_t zeros;
2261     if (!isdigit(text[0]))
2262         zeros = 0;
2263     else {
2264         size_t digits(1);
2265         while (size != digits && isdigit(text[digits]))
2266             if (++digits == 4)
2267                 break;
2268         zeros = 4 - digits;
2269     }
2270
2271     uint8_t data[4];
2272
2273     if (offset == 0 && zeros != 0) {
2274         memset(data, '0', zeros);
2275         memcpy(data + zeros, text, 4 - zeros);
2276     } else {
2277         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2278         if (size <= offset - zeros)
2279             return 0;
2280
2281         text += offset - zeros;
2282         size -= offset - zeros;
2283
2284         if (size >= 4)
2285             memcpy(data, text, 4);
2286         else {
2287             memcpy(data, text, size);
2288             memset(data + size, 0, 4 - size);
2289         }
2290
2291         for (size_t i(0); i != 4; ++i)
2292             if (isalpha(data[i]))
2293                 data[i] |= 0x20;
2294     }
2295
2296     if (offset == 0)
2297         if (data[0] == '@')
2298             data[0] = 0x7f;
2299         else
2300             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2301
2302     /* XXX: ntohl may be more honest */
2303     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2304 }
2305
2306 CFComparisonResult StringNameCompare(CFStringRef lhn, CFStringRef rhn, size_t length) {
2307     _profile(PackageNameCompare)
2308         if (lhn == NULL)
2309             return rhn == NULL ? kCFCompareEqualTo : kCFCompareLessThan;
2310         else if (rhn == NULL)
2311             return kCFCompareGreaterThan;
2312
2313         CFIndex length(CFStringGetLength(lhn));
2314
2315         _profile(PackageNameCompare$NumbersLast)
2316             if (length != 0 && CFStringGetLength(rhn) != 0) {
2317                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2318                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2319                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2320                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2321                     return lha ? kCFCompareLessThan : kCFCompareGreaterThan;
2322             }
2323         _end
2324
2325         _profile(PackageNameCompare$Compare)
2326             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, (CFLocaleRef) (id) CollationLocale_);
2327         _end
2328     _end
2329 }
2330
2331 _finline CFComparisonResult StringNameCompare(NSString *lhn, NSString*rhn, size_t length) {
2332     return StringNameCompare((CFStringRef) lhn, (CFStringRef) rhn, length);
2333 }
2334
2335 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2336     CYString &lhn(PackageName(lhs, @selector(cyname)));
2337     NSString *rhn(PackageName(rhs, @selector(cyname)));
2338     return StringNameCompare(lhn, rhn, lhn.size());
2339 }
2340
2341 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *arg) {
2342     return PackageNameCompare(*lhs, *rhs, arg);
2343 }
2344
2345 struct PackageNameOrdering :
2346     std::binary_function<Package *, Package *, bool>
2347 {
2348     _finline bool operator ()(Package *lhs, Package *rhs) const {
2349         return PackageNameCompare(lhs, rhs, NULL) == kCFCompareLessThan;
2350     }
2351 };
2352
2353 @implementation Package
2354
2355 - (NSString *) description {
2356     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2357 }
2358
2359 - (void) dealloc {
2360     if (!pooled_)
2361         delete pool_;
2362     if (parsed_ != NULL)
2363         delete parsed_;
2364     [super dealloc];
2365 }
2366
2367 + (NSString *) webScriptNameForSelector:(SEL)selector {
2368     if (false);
2369     else if (selector == @selector(clear))
2370         return @"clear";
2371     else if (selector == @selector(getField:))
2372         return @"getField";
2373     else if (selector == @selector(getRecord))
2374         return @"getRecord";
2375     else if (selector == @selector(hasTag:))
2376         return @"hasTag";
2377     else if (selector == @selector(install))
2378         return @"install";
2379     else if (selector == @selector(remove))
2380         return @"remove";
2381     else
2382         return nil;
2383 }
2384
2385 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2386     return [self webScriptNameForSelector:selector] == nil;
2387 }
2388
2389 + (NSArray *) _attributeKeys {
2390     return [NSArray arrayWithObjects:
2391         @"applications",
2392         @"architecture",
2393         @"author",
2394         @"depiction",
2395         @"essential",
2396         @"homepage",
2397         @"icon",
2398         @"id",
2399         @"installed",
2400         @"latest",
2401         @"longDescription",
2402         @"longSection",
2403         @"maintainer",
2404         @"md5sum",
2405         @"mode",
2406         @"name",
2407         @"purposes",
2408         @"relations",
2409         @"section",
2410         @"selection",
2411         @"shortDescription",
2412         @"shortSection",
2413         @"simpleSection",
2414         @"size",
2415         @"source",
2416         @"state",
2417         @"support",
2418         @"tags",
2419         @"upgraded",
2420         @"warnings",
2421     nil];
2422 }
2423
2424 - (NSArray *) attributeKeys {
2425     return [[self class] _attributeKeys];
2426 }
2427
2428 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2429     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2430 }
2431
2432 - (NSArray *) relations {
2433 @synchronized (database_) {
2434     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2435     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2436         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2437     return relations;
2438 } }
2439
2440 - (NSString *) architecture {
2441     [self parse];
2442 @synchronized (database_) {
2443     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2444 } }
2445
2446 - (NSString *) getField:(NSString *)name {
2447 @synchronized (database_) {
2448     if ([database_ era] != era_ || file_.end())
2449         return nil;
2450
2451     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2452
2453     const char *start, *end;
2454     if (!parser.Find([name UTF8String], start, end))
2455         return (NSString *) [NSNull null];
2456
2457     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2458 } }
2459
2460 - (NSString *) getRecord {
2461 @synchronized (database_) {
2462     if ([database_ era] != era_ || file_.end())
2463         return nil;
2464
2465     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2466
2467     const char *start, *end;
2468     parser.GetRec(start, end);
2469
2470     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2471 } }
2472
2473 - (void) parse {
2474     if (parsed_ != NULL)
2475         return;
2476 @synchronized (database_) {
2477     if ([database_ era] != era_ || file_.end())
2478         return;
2479
2480     ParsedPackage *parsed(new ParsedPackage);
2481     parsed_ = parsed;
2482
2483     _profile(Package$parse)
2484         pkgRecords::Parser *parser;
2485
2486         _profile(Package$parse$Lookup)
2487             parser = &[database_ records]->Lookup(file_);
2488         _end
2489
2490         CYString bugs;
2491         CYString website;
2492
2493         _profile(Package$parse$Find)
2494             struct {
2495                 const char *name_;
2496                 CYString *value_;
2497             } names[] = {
2498                 {"architecture", &parsed->architecture_},
2499                 {"icon", &parsed->icon_},
2500                 {"depiction", &parsed->depiction_},
2501                 {"homepage", &parsed->homepage_},
2502                 {"website", &website},
2503                 {"bugs", &bugs},
2504                 {"support", &parsed->support_},
2505                 {"author", &parsed->author_},
2506                 {"md5sum", &parsed->md5sum_},
2507             };
2508
2509             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2510                 const char *start, *end;
2511
2512                 if (parser->Find(names[i].name_, start, end)) {
2513                     CYString &value(*names[i].value_);
2514                     _profile(Package$parse$Value)
2515                         value.set(pool_, start, end - start);
2516                     _end
2517                 }
2518             }
2519         _end
2520
2521         _profile(Package$parse$Tagline)
2522             parsed->tagline_.set(pool_, parser->ShortDesc());
2523         _end
2524
2525         _profile(Package$parse$Retain)
2526             if (parsed->homepage_.empty())
2527                 parsed->homepage_ = website;
2528             if (parsed->homepage_ == parsed->depiction_)
2529                 parsed->homepage_.clear();
2530             if (parsed->support_.empty())
2531                 parsed->support_ = bugs;
2532         _end
2533     _end
2534 } }
2535
2536 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database {
2537     if ((self = [super init]) != nil) {
2538     _profile(Package$initWithVersion)
2539         if (pool == NULL)
2540             pool_ = new CYPool();
2541         else {
2542             pool_ = pool;
2543             pooled_ = true;
2544         }
2545
2546         database_ = database;
2547         era_ = [database era];
2548
2549         version_ = version;
2550
2551         pkgCache::PkgIterator iterator(version_.ParentPkg());
2552         iterator_ = iterator;
2553
2554         _profile(Package$initWithVersion$Version)
2555             file_ = version_.FileList();
2556         _end
2557
2558         _profile(Package$initWithVersion$Cache)
2559             name_.set(NULL, version_.Display());
2560
2561             latest_.set(NULL, StripVersion_(version_.VerStr()));
2562
2563             pkgCache::VerIterator current(iterator.CurrentVer());
2564             if (!current.end())
2565                 installed_.set(NULL, StripVersion_(current.VerStr()));
2566         _end
2567
2568         _profile(Package$initWithVersion$Transliterate) do {
2569             if (CollationTransl_ == NULL)
2570                 break;
2571             if (name_.empty())
2572                 break;
2573
2574             _profile(Package$initWithVersion$Transliterate$utf8)
2575             const uint8_t *data(reinterpret_cast<const uint8_t *>(name_.data()));
2576             for (size_t i(0), e(name_.size()); i != e; ++i)
2577                 if (data[i] >= 0x80)
2578                     goto extended;
2579             break; extended:;
2580             _end
2581
2582             UErrorCode code(U_ZERO_ERROR);
2583             int32_t length;
2584
2585             _profile(Package$initWithVersion$Transliterate$u_strFromUTF8WithSub)
2586             CollationString_.resize(name_.size());
2587             u_strFromUTF8WithSub(&CollationString_[0], CollationString_.size(), &length, name_.data(), name_.size(), 0xfffd, NULL, &code);
2588             if (!U_SUCCESS(code))
2589                 break;
2590             CollationString_.resize(length);
2591             _end
2592
2593             _profile(Package$initWithVersion$Transliterate$utrans_trans)
2594             length = CollationString_.size();
2595             utrans_trans(CollationTransl_, reinterpret_cast<UReplaceable *>(&CollationString_), &CollationUCalls_, 0, &length, &code);
2596             if (!U_SUCCESS(code))
2597                 break;
2598             _assert(CollationString_.size() == length);
2599             _end
2600
2601             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$preflight)
2602             u_strToUTF8WithSub(NULL, 0, &length, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2603             if (code == U_BUFFER_OVERFLOW_ERROR)
2604                 code = U_ZERO_ERROR;
2605             else if (!U_SUCCESS(code))
2606                 break;
2607             _end
2608
2609             char *transform;
2610             _profile(Package$initWithVersion$Transliterate$apr_palloc)
2611             transform = pool_->malloc<char>(length);
2612             _end
2613             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$transform)
2614             u_strToUTF8WithSub(transform, length, NULL, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2615             if (!U_SUCCESS(code))
2616                 break;
2617             _end
2618
2619             transform_.set(NULL, transform, length);
2620         } while (false); _end
2621
2622         _profile(Package$initWithVersion$Tags)
2623 #ifdef __arm64__
2624             pkgCache::TagIterator tag(version_.TagList());
2625 #else
2626             pkgCache::TagIterator tag(iterator.TagList());
2627 #endif
2628             if (!tag.end()) {
2629                 tags_ = [NSMutableArray arrayWithCapacity:8];
2630
2631                 goto tag; for (; !tag.end(); ++tag) tag: {
2632                     const char *name(tag.Name());
2633                     NSString *string((NSString *) CYStringCreate(name));
2634                     if (string == nil)
2635                         continue;
2636
2637                     [tags_ addObject:[string autorelease]];
2638
2639                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2640                         if (strcmp(name + 6, "enduser") == 0)
2641                             role_ = 1;
2642                         else if (strcmp(name + 6, "hacker") == 0)
2643                             role_ = 2;
2644                         else if (strcmp(name + 6, "developer") == 0)
2645                             role_ = 3;
2646                         else if (strcmp(name + 6, "cydia") == 0)
2647                             role_ = 7;
2648                         else
2649                             role_ = 4;
2650                     }
2651
2652                     if (strncmp(name, "cydia::", 7) == 0) {
2653                         if (strcmp(name + 7, "essential") == 0)
2654                             essential_ = true;
2655                         else if (strcmp(name + 7, "obsolete") == 0)
2656                             obsolete_ = true;
2657                     }
2658                 }
2659             }
2660         _end
2661
2662         _profile(Package$initWithVersion$Metadata)
2663             const char *mixed(iterator.Name());
2664             size_t size(strlen(mixed));
2665             static const size_t prefix(sizeof("/var/lib/dpkg/info/") - 1);
2666             char lower[prefix + size + 5 + 1];
2667
2668             for (size_t i(0); i != size; ++i)
2669                 lower[prefix + i] = mixed[i] | 0x20;
2670
2671             if (!installed_.empty()) {
2672                 memcpy(lower, "/var/lib/dpkg/info/", prefix);
2673                 memcpy(lower + prefix + size, ".list", 6);
2674                 struct stat info;
2675                 if (stat(lower, &info) != -1)
2676                     upgraded_ = info.st_birthtime;
2677             }
2678
2679             PackageValue *metadata(PackageFind(lower + prefix, size));
2680             metadata_ = metadata;
2681
2682             id_.set(NULL, metadata->name_, size);
2683
2684             const char *latest(version_.VerStr());
2685             size_t length(strlen(latest));
2686
2687             uint16_t vhash(hashlittle(latest, length));
2688
2689             size_t capped(std::min<size_t>(8, length));
2690             latest = latest + length - capped;
2691
2692             if (metadata->first_ == 0)
2693                 metadata->first_ = now_;
2694
2695             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2696                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2697                 metadata->vhash_ = vhash;
2698                 metadata->last_ = now_;
2699             } else if (metadata->last_ == 0)
2700                 metadata->last_ = metadata->first_;
2701         _end
2702
2703         _profile(Package$initWithVersion$Section)
2704             section_ = version_.Section();
2705         _end
2706
2707         _profile(Package$initWithVersion$Flags)
2708             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2709             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2710         _end
2711     _end } return self;
2712 }
2713
2714 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database {
2715     pkgCache::VerIterator version;
2716
2717     _profile(Package$packageWithIterator$GetCandidateVer)
2718         version = [database policy]->GetCandidateVer(iterator);
2719     _end
2720
2721     if (version.end())
2722         return nil;
2723
2724     Package *package;
2725
2726     _profile(Package$packageWithIterator$Allocate)
2727         package = [Package allocWithZone:zone];
2728     _end
2729
2730     _profile(Package$packageWithIterator$Initialize)
2731         package = [package
2732             initWithVersion:version
2733             withZone:zone
2734             inPool:pool
2735             database:database
2736         ];
2737     _end
2738
2739     _profile(Package$packageWithIterator$Autorelease)
2740         package = [package autorelease];
2741     _end
2742
2743     return package;
2744 }
2745
2746 - (pkgCache::PkgIterator) iterator {
2747     return iterator_;
2748 }
2749
2750 - (NSArray *) downgrades {
2751     NSMutableArray *versions([NSMutableArray arrayWithCapacity:4]);
2752
2753     for (auto version(iterator_.VersionList()); !version.end(); ++version) {
2754         if (version == version_)
2755             continue;
2756         Package *package([[[Package allocWithZone:NULL] initWithVersion:version withZone:NULL inPool:NULL database:database_] autorelease]);
2757         if ([package source] == nil)
2758             continue;
2759         [versions addObject:package];
2760     }
2761
2762     return versions;
2763 }
2764
2765 - (NSString *) section {
2766     if (section$_ == nil) {
2767         if (section_ == NULL)
2768             return nil;
2769
2770         _profile(Package$section$mappedSectionForPointer)
2771             section$_ = [database_ mappedSectionForPointer:section_];
2772         _end
2773     } return section$_;
2774 }
2775
2776 - (NSString *) simpleSection {
2777     if (NSString *section = [self section])
2778         return Simplify(section);
2779     else
2780         return nil;
2781 }
2782
2783 - (NSString *) longSection {
2784     if (NSString *section = [self section])
2785         return LocalizeSection(section);
2786     else
2787         return nil;
2788 }
2789
2790 - (NSString *) shortSection {
2791     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2792 }
2793
2794 - (NSString *) uri {
2795     return nil;
2796 #if 0
2797     pkgIndexFile *index;
2798     pkgCache::PkgFileIterator file(file_.File());
2799     if (![database_ list].FindIndex(file, index))
2800         return nil;
2801     return [NSString stringWithUTF8String:iterator_->Path];
2802     //return [NSString stringWithUTF8String:file.Site()];
2803     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2804 #endif
2805 }
2806
2807 - (MIMEAddress *) maintainer {
2808 @synchronized (database_) {
2809     if ([database_ era] != era_ || file_.end())
2810         return nil;
2811
2812     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2813     const std::string &maintainer(parser->Maintainer());
2814     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2815 } }
2816
2817 - (NSString *) md5sum {
2818     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2819 }
2820
2821 - (size_t) size {
2822 @synchronized (database_) {
2823     if ([database_ era] != era_ || version_.end())
2824         return 0;
2825
2826     return version_->InstalledSize;
2827 } }
2828
2829 - (NSString *) longDescription {
2830 @synchronized (database_) {
2831     if ([database_ era] != era_ || file_.end())
2832         return nil;
2833
2834     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2835     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2836
2837     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2838     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2839     if ([lines count] < 2)
2840         return nil;
2841
2842     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2843     for (size_t i(1), e([lines count]); i != e; ++i) {
2844         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2845         [trimmed addObject:trim];
2846     }
2847
2848     return [trimmed componentsJoinedByString:@"\n"];
2849 } }
2850
2851 - (NSString *) shortDescription {
2852     if (parsed_ != NULL)
2853         return static_cast<NSString *>(parsed_->tagline_);
2854
2855 @synchronized (database_) {
2856     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2857     std::string value(parser.ShortDesc());
2858     if (value.empty())
2859         return nil;
2860     if (value.size() > 200)
2861         value.resize(200);
2862     return [(id) CYStringCreate(value) autorelease];
2863 } }
2864
2865 - (unichar) index {
2866     _profile(Package$index)
2867         CFStringRef name((CFStringRef) [self name]);
2868         if (CFStringGetLength(name) == 0)
2869             return '#';
2870         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2871         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2872             return '#';
2873         return toupper(character);
2874     _end
2875 }
2876
2877 - (PackageValue *) metadata {
2878     return metadata_;
2879 }
2880
2881 - (time_t) seen {
2882     PackageValue *metadata([self metadata]);
2883     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2884 }
2885
2886 - (bool) subscribed {
2887     return [self metadata]->subscribed_;
2888 }
2889
2890 - (bool) setSubscribed:(bool)subscribed {
2891     PackageValue *metadata([self metadata]);
2892     if (metadata->subscribed_ == subscribed)
2893         return false;
2894     metadata->subscribed_ = subscribed;
2895     return true;
2896 }
2897
2898 - (BOOL) ignored {
2899     return ignored_;
2900 }
2901
2902 - (NSString *) latest {
2903     return latest_;
2904 }
2905
2906 - (NSString *) installed {
2907     return installed_;
2908 }
2909
2910 - (BOOL) uninstalled {
2911     return installed_.empty();
2912 }
2913
2914 - (BOOL) upgradableAndEssential:(BOOL)essential {
2915     _profile(Package$upgradableAndEssential)
2916         pkgCache::VerIterator current(iterator_.CurrentVer());
2917         if (current.end())
2918             return essential && essential_;
2919         else
2920             return version_ != current;
2921     _end
2922 }
2923
2924 - (BOOL) essential {
2925     return essential_;
2926 }
2927
2928 - (BOOL) broken {
2929     return [database_ cache][iterator_].InstBroken();
2930 }
2931
2932 - (BOOL) unfiltered {
2933     _profile(Package$unfiltered$obsolete)
2934         if (_unlikely(obsolete_))
2935             return false;
2936     _end
2937
2938     _profile(Package$unfiltered$role)
2939         if (_unlikely(role_ > 3))
2940             return false;
2941     _end
2942
2943     return true;
2944 }
2945
2946 - (BOOL) visible {
2947     if (![self unfiltered])
2948         return false;
2949
2950     NSString *section;
2951
2952     _profile(Package$visible$section)
2953         section = [self section];
2954     _end
2955
2956     _profile(Package$visible$isSectionVisible)
2957         if (!isSectionVisible(section))
2958             return false;
2959     _end
2960
2961     return true;
2962 }
2963
2964 - (BOOL) half {
2965     unsigned char current(iterator_->CurrentState);
2966     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2967 }
2968
2969 - (BOOL) halfConfigured {
2970     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2971 }
2972
2973 - (BOOL) halfInstalled {
2974     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2975 }
2976
2977 - (BOOL) hasMode {
2978 @synchronized (database_) {
2979     if ([database_ era] != era_ || iterator_.end())
2980         return NO;
2981
2982     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2983     return state.Mode != pkgDepCache::ModeKeep;
2984 } }
2985
2986 - (NSString *) mode {
2987 @synchronized (database_) {
2988     if ([database_ era] != era_ || iterator_.end())
2989         return nil;
2990
2991     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2992
2993     switch (state.Mode) {
2994         case pkgDepCache::ModeDelete:
2995             if ((state.iFlags & pkgDepCache::Purge) != 0)
2996                 return @"PURGE";
2997             else
2998                 return @"REMOVE";
2999         case pkgDepCache::ModeKeep:
3000             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
3001                 return @"REINSTALL";
3002             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
3003                 return nil;*/
3004             else
3005                 return nil;
3006         case pkgDepCache::ModeInstall:
3007             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
3008                 return @"REINSTALL";
3009             else*/ switch (state.Status) {
3010                 case -1:
3011                     return @"DOWNGRADE";
3012                 case 0:
3013                     return @"INSTALL";
3014                 case 1:
3015                     return @"UPGRADE";
3016                 case 2:
3017                     return @"NEW_INSTALL";
3018                 _nodefault
3019             }
3020         _nodefault
3021     }
3022 } }
3023
3024 - (NSString *) id {
3025     return id_;
3026 }
3027
3028 - (NSString *) name {
3029     return name_.empty() ? id_ : name_;
3030 }
3031
3032 - (UIImage *) icon {
3033     NSString *section = [self simpleSection];
3034
3035     UIImage *icon(nil);
3036     if (parsed_ != NULL)
3037         if (NSString *href = parsed_->icon_)
3038             if ([href hasPrefix:@"file:///"])
3039                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3040     if (icon == nil) if (section != nil)
3041         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
3042     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
3043         if ([dicon hasPrefix:@"file:///"])
3044             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3045     if (icon == nil)
3046         icon = [UIImage imageNamed:@"unknown.png"];
3047     return icon;
3048 }
3049
3050 - (NSString *) homepage {
3051     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
3052 }
3053
3054 - (NSString *) depiction {
3055     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
3056 }
3057
3058 - (MIMEAddress *) author {
3059     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
3060 }
3061
3062 - (NSString *) support {
3063     return parsed_ != NULL && !parsed_->support_.empty() ? parsed_->support_ : [[self source] supportForPackage:id_];
3064 }
3065
3066 - (NSArray *) files {
3067     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
3068     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
3069
3070     std::ifstream fin;
3071     fin.open([path UTF8String]);
3072     if (!fin.is_open())
3073         return nil;
3074
3075     std::string line;
3076     while (std::getline(fin, line))
3077         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
3078
3079     return files;
3080 }
3081
3082 - (NSString *) state {
3083 @synchronized (database_) {
3084     if ([database_ era] != era_ || file_.end())
3085         return nil;
3086
3087     switch (iterator_->CurrentState) {
3088         case pkgCache::State::NotInstalled:
3089             return @"NotInstalled";
3090         case pkgCache::State::UnPacked:
3091             return @"UnPacked";
3092         case pkgCache::State::HalfConfigured:
3093             return @"HalfConfigured";
3094         case pkgCache::State::HalfInstalled:
3095             return @"HalfInstalled";
3096         case pkgCache::State::ConfigFiles:
3097             return @"ConfigFiles";
3098         case pkgCache::State::Installed:
3099             return @"Installed";
3100         case pkgCache::State::TriggersAwaited:
3101             return @"TriggersAwaited";
3102         case pkgCache::State::TriggersPending:
3103             return @"TriggersPending";
3104     }
3105
3106     return (NSString *) [NSNull null];
3107 } }
3108
3109 - (NSString *) selection {
3110 @synchronized (database_) {
3111     if ([database_ era] != era_ || file_.end())
3112         return nil;
3113
3114     switch (iterator_->SelectedState) {
3115         case pkgCache::State::Unknown:
3116             return @"Unknown";
3117         case pkgCache::State::Install:
3118             return @"Install";
3119         case pkgCache::State::Hold:
3120             return @"Hold";
3121         case pkgCache::State::DeInstall:
3122             return @"DeInstall";
3123         case pkgCache::State::Purge:
3124             return @"Purge";
3125     }
3126
3127     return (NSString *) [NSNull null];
3128 } }
3129
3130 - (NSArray *) warnings {
3131 @synchronized (database_) {
3132     if ([database_ era] != era_ || file_.end())
3133         return nil;
3134
3135     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
3136     const char *name(iterator_.Name());
3137
3138     size_t length(strlen(name));
3139     if (length < 2) invalid:
3140         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
3141     else for (size_t i(0); i != length; ++i)
3142         if (
3143             /* XXX: technically this is not allowed */
3144             (name[i] < 'A' || name[i] > 'Z') &&
3145             (name[i] < 'a' || name[i] > 'z') &&
3146             (name[i] < '0' || name[i] > '9') &&
3147             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
3148         ) goto invalid;
3149
3150     if (strcmp(name, "cydia") != 0) {
3151         bool cydia = false;
3152         bool user = false;
3153         bool _private = false;
3154         bool stash = false;
3155         bool dbstash = false;
3156         bool dsstore = false;
3157
3158         bool repository = [[self section] isEqualToString:@"Repositories"];
3159
3160         if (NSArray *files = [self files])
3161             for (NSString *file in files)
3162                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
3163                     cydia = true;
3164                 else if (!user && [file isEqualToString:@"/User"])
3165                     user = true;
3166                 else if (!_private && [file isEqualToString:@"/private"])
3167                     _private = true;
3168                 else if (!stash && [file isEqualToString:@"/var/stash"])
3169                     stash = true;
3170                 else if (!dbstash && [file isEqualToString:@"/var/db/stash"])
3171                     dbstash = true;
3172                 else if (!dsstore && [file hasSuffix:@"/.DS_Store"])
3173                     dsstore = true;
3174
3175         /* XXX: this is not sensitive enough. only some folders are valid. */
3176         if (cydia && !repository)
3177             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
3178         if (user)
3179             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
3180         if (_private)
3181             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
3182         if (stash)
3183             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
3184         if (dbstash)
3185             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/db/stash"]];
3186         if (dsstore)
3187             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @".DS_Store"]];
3188     }
3189
3190     return [warnings count] == 0 ? nil : warnings;
3191 } }
3192
3193 - (NSArray *) applications {
3194     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
3195
3196     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
3197
3198     static RegEx application_r("/Applications/(.*)\\.app/Info.plist");
3199     if (NSArray *files = [self files])
3200         for (NSString *file in files)
3201             if (application_r(file)) {
3202                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
3203                 if (info == nil)
3204                     continue;
3205                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
3206                 if (id == nil || [id isEqualToString:me])
3207                     continue;
3208
3209                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
3210                 if (display == nil)
3211                     display = application_r[1];
3212
3213                 NSString *bundle([file stringByDeletingLastPathComponent]);
3214                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
3215                 // XXX: maybe this should check if this is really a string, not just for length
3216                 if (icon == nil || ![icon respondsToSelector:@selector(length)] || [icon length] == 0)
3217                     icon = @"icon.png";
3218                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
3219
3220                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
3221                 [applications addObject:application];
3222
3223                 [application addObject:id];
3224                 [application addObject:display];
3225                 [application addObject:url];
3226             }
3227
3228     return [applications count] == 0 ? nil : applications;
3229 }
3230
3231 - (Source *) source {
3232     if (source_ == nil) {
3233         @synchronized (database_) {
3234             if ([database_ era] != era_ || file_.end())
3235                 source_ = (Source *) [NSNull null];
3236             else
3237                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
3238         }
3239     }
3240
3241     return source_ == (Source *) [NSNull null] ? nil : source_;
3242 }
3243
3244 - (time_t) upgraded {
3245     return upgraded_;
3246 }
3247
3248 - (uint32_t) recent {
3249     return std::numeric_limits<uint32_t>::max() - upgraded_;
3250 }
3251
3252 - (uint32_t) rank {
3253     return rank_;
3254 }
3255
3256 - (BOOL) matches:(NSArray *)query {
3257     if (query == nil || [query count] == 0)
3258         return NO;
3259
3260     rank_ = 0;
3261
3262     NSString *string;
3263     NSRange range;
3264     NSUInteger length;
3265
3266     string = [self name];
3267     length = [string length];
3268
3269     if (length != 0)
3270     for (NSString *term in query) {
3271         range = [string rangeOfString:term options:MatchCompareOptions_];
3272         if (range.location != NSNotFound)
3273             rank_ -= 6 * 1000000 / length;
3274     }
3275
3276     if (rank_ == 0) {
3277         string = [self id];
3278         length = [string length];
3279
3280         if (length != 0)
3281         for (NSString *term in query) {
3282             range = [string rangeOfString:term options:MatchCompareOptions_];
3283             if (range.location != NSNotFound)
3284                 rank_ -= 6 * 1000000 / length;
3285         }
3286     }
3287
3288     string = [self shortDescription];
3289     length = [string length];
3290     NSUInteger stop(std::min<NSUInteger>(length, 200));
3291
3292     if (length != 0)
3293     for (NSString *term in query) {
3294         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
3295         if (range.location != NSNotFound)
3296             rank_ -= 2 * 100000;
3297     }
3298
3299     return rank_ != 0;
3300 }
3301
3302 - (NSArray *) tags {
3303     return tags_;
3304 }
3305
3306 - (BOOL) hasTag:(NSString *)tag {
3307     return tags_ == nil ? NO : [tags_ containsObject:tag];
3308 }
3309
3310 - (NSString *) primaryPurpose {
3311     for (NSString *tag in (NSArray *) tags_)
3312         if ([tag hasPrefix:@"purpose::"])
3313             return [tag substringFromIndex:9];
3314     return nil;
3315 }
3316
3317 - (NSArray *) purposes {
3318     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3319     for (NSString *tag in (NSArray *) tags_)
3320         if ([tag hasPrefix:@"purpose::"])
3321             [purposes addObject:[tag substringFromIndex:9]];
3322     return [purposes count] == 0 ? nil : purposes;
3323 }
3324
3325 - (bool) isCommercial {
3326     return [self hasTag:@"cydia::commercial"];
3327 }
3328
3329 - (void) setIndex:(size_t)index {
3330     if (metadata_->index_ != index)
3331         metadata_->index_ = index;
3332 }
3333
3334 - (CYString &) cyname {
3335     return !transform_.empty() ? transform_ : !name_.empty() ? name_ : id_;
3336 }
3337
3338 - (uint32_t) compareBySection:(NSArray *)sections {
3339     NSString *section([self section]);
3340     for (size_t i(0), e([sections count]); i != e; ++i) {
3341         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3342             return i;
3343     }
3344
3345     return _not(uint32_t);
3346 }
3347
3348 - (void) clear {
3349 @synchronized (database_) {
3350     if ([database_ era] != era_ || file_.end())
3351         return;
3352
3353     pkgProblemResolver *resolver = [database_ resolver];
3354     resolver->Clear(iterator_);
3355
3356     pkgCacheFile &cache([database_ cache]);
3357     cache->SetReInstall(iterator_, false);
3358     cache->MarkKeep(iterator_, false);
3359 } }
3360
3361 - (void) install {
3362 @synchronized (database_) {
3363     if ([database_ era] != era_ || file_.end())
3364         return;
3365
3366     pkgProblemResolver *resolver = [database_ resolver];
3367     resolver->Clear(iterator_);
3368     resolver->Protect(iterator_);
3369
3370     pkgCacheFile &cache([database_ cache]);
3371     cache->SetCandidateVersion(version_);
3372     cache->SetReInstall(iterator_, false);
3373     cache->MarkInstall(iterator_, false);
3374
3375     pkgDepCache::StateCache &state((*cache)[iterator_]);
3376     if (!state.Install())
3377         cache->SetReInstall(iterator_, true);
3378 } }
3379
3380 - (void) remove {
3381 @synchronized (database_) {
3382     if ([database_ era] != era_ || file_.end())
3383         return;
3384
3385     pkgProblemResolver *resolver = [database_ resolver];
3386     resolver->Clear(iterator_);
3387     resolver->Remove(iterator_);
3388     resolver->Protect(iterator_);
3389
3390     pkgCacheFile &cache([database_ cache]);
3391     cache->SetReInstall(iterator_, false);
3392     cache->MarkDelete(iterator_, true);
3393 } }
3394
3395 @end
3396 /* }}} */
3397 /* Section Class {{{ */
3398 @interface Section : NSObject {
3399     _H<NSString> name_;
3400     size_t row_;
3401     size_t count_;
3402     _H<NSString> localized_;
3403 }
3404
3405 - (NSComparisonResult) compareByLocalized:(Section *)section;
3406 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3407 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3408 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3409
3410 - (NSString *) name;
3411 - (void) setName:(NSString *)name;
3412
3413 - (size_t) row;
3414 - (size_t) count;
3415
3416 - (void) addToRow;
3417 - (void) addToCount;
3418
3419 - (void) setCount:(size_t)count;
3420 - (NSString *) localized;
3421
3422 @end
3423
3424 @implementation Section
3425
3426 - (NSComparisonResult) compareByLocalized:(Section *)section {
3427     NSString *lhs(localized_);
3428     NSString *rhs([section localized]);
3429
3430     /*if ([lhs length] != 0 && [rhs length] != 0) {
3431         unichar lhc = [lhs characterAtIndex:0];
3432         unichar rhc = [rhs characterAtIndex:0];
3433
3434         if (isalpha(lhc) && !isalpha(rhc))
3435             return NSOrderedAscending;
3436         else if (!isalpha(lhc) && isalpha(rhc))
3437             return NSOrderedDescending;
3438     }*/
3439
3440     return [lhs compare:rhs options:LaxCompareOptions_];
3441 }
3442
3443 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3444     if ((self = [self initWithName:name localize:NO]) != nil) {
3445         if (localized != nil)
3446             localized_ = localized;
3447     } return self;
3448 }
3449
3450 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3451     return [self initWithName:name row:0 localize:localize];
3452 }
3453
3454 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3455     if ((self = [super init]) != nil) {
3456         name_ = name;
3457         row_ = row;
3458         if (localize)
3459             localized_ = LocalizeSection(name_);
3460     } return self;
3461 }
3462
3463 - (NSString *) name {
3464     return name_;
3465 }
3466
3467 - (void) setName:(NSString *)name {
3468     name_ = name;
3469 }
3470
3471 - (size_t) row {
3472     return row_;
3473 }
3474
3475 - (size_t) count {
3476     return count_;
3477 }
3478
3479 - (void) addToRow {
3480     ++row_;
3481 }
3482
3483 - (void) addToCount {
3484     ++count_;
3485 }
3486
3487 - (void) setCount:(size_t)count {
3488     count_ = count;
3489 }
3490
3491 - (NSString *) localized {
3492     return localized_;
3493 }
3494
3495 @end
3496 /* }}} */
3497
3498 class CydiaLogCleaner :
3499     public pkgArchiveCleaner
3500 {
3501   protected:
3502     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3503         unlink(File);
3504     }
3505 };
3506
3507 /* Database Implementation {{{ */
3508 @implementation Database
3509
3510 + (Database *) sharedInstance {
3511     static _H<Database> instance;
3512     if (instance == nil)
3513         instance = [[[Database alloc] init] autorelease];
3514     return instance;
3515 }
3516
3517 - (unsigned) era {
3518     return era_;
3519 }
3520
3521 - (void) releasePackages {
3522     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3523     CFArrayRemoveAllValues(packages_);
3524 }
3525
3526 - (bool) hasPackages {
3527     return CFArrayGetCount(packages_) != 0;
3528 }
3529
3530 - (void) dealloc {
3531     // XXX: actually implement this thing
3532     _assert(false);
3533     [self releasePackages];
3534     NSRecycleZone(zone_);
3535     [super dealloc];
3536 }
3537
3538 - (void) _readCydia:(NSNumber *)fd {
3539     boost::fdistream is([fd intValue]);
3540     std::string line;
3541
3542     static RegEx finish_r("finish:([^:]*)");
3543
3544     while (std::getline(is, line)) {
3545         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3546
3547         const char *data(line.c_str());
3548         size_t size = line.size();
3549         lprintf("C:%s\n", data);
3550
3551         if (finish_r(data, size)) {
3552             NSString *finish = finish_r[1];
3553             int index = [Finishes_ indexOfObject:finish];
3554             if (index != INT_MAX && index > Finish_)
3555                 Finish_ = index;
3556         }
3557
3558         [pool release];
3559     }
3560
3561     _assume(false);
3562 }
3563
3564 - (void) _readStatus:(NSNumber *)fd {
3565     boost::fdistream is([fd intValue]);
3566     std::string line;
3567
3568     static RegEx conffile_r("status: [^ ]* : conffile-prompt : (.*?) *");
3569     static RegEx pmstatus_r("([^:]*):([^:]*):([^:]*):(.*)");
3570
3571     while (std::getline(is, line)) {
3572         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3573
3574         const char *data(line.c_str());
3575         size_t size(line.size());
3576         lprintf("S:%s\n", data);
3577
3578         if (conffile_r(data, size)) {
3579             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3580             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3581         } else if (strncmp(data, "status: ", 8) == 0) {
3582             // status: <package>: {unpacked,half-configured,installed}
3583             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3584             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3585         } else if (strncmp(data, "processing: ", 12) == 0) {
3586             // processing: configure: config-test
3587             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3588             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3589         } else if (pmstatus_r(data, size)) {
3590             std::string type([pmstatus_r[1] UTF8String]);
3591
3592             NSString *package = pmstatus_r[2];
3593             if ([package isEqualToString:@"dpkg-exec"])
3594                 package = nil;
3595
3596             float percent([pmstatus_r[3] floatValue]);
3597             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3598
3599             NSString *string = pmstatus_r[4];
3600
3601             if (type == "pmerror") {
3602                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3603                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3604             } else if (type == "pmstatus") {
3605                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3606                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3607             } else if (type == "pmconffile")
3608                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3609             else
3610                 lprintf("E:unknown pmstatus\n");
3611         } else
3612             lprintf("E:unknown status\n");
3613
3614         [pool release];
3615     }
3616
3617     _assume(false);
3618 }
3619
3620 - (void) _readOutput:(NSNumber *)fd {
3621     boost::fdistream is([fd intValue]);
3622     std::string line;
3623
3624     while (std::getline(is, line)) {
3625         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3626
3627         lprintf("O:%s\n", line.c_str());
3628
3629         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3630         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3631
3632         [pool release];
3633     }
3634
3635     _assume(false);
3636 }
3637
3638 - (FILE *) input {
3639     return input_;
3640 }
3641
3642 - (Package *) packageWithName:(NSString *)name {
3643     if (name == nil)
3644         return nil;
3645 @synchronized (self) {
3646     if (static_cast<pkgDepCache *>(cache_) == NULL)
3647         return nil;
3648     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]
3649 #ifdef __arm64__
3650         , "any"
3651 #endif
3652     ));
3653     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3654 } }
3655
3656 - (id) init {
3657     if ((self = [super init]) != nil) {
3658         policy_ = NULL;
3659         records_ = NULL;
3660         resolver_ = NULL;
3661         fetcher_ = NULL;
3662         lock_ = NULL;
3663
3664         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3665
3666         size_t capacity(MetaFile_->active_);
3667         if (capacity == 0)
3668             capacity = 16384;
3669         else
3670             capacity += 1024;
3671
3672         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3673         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3674
3675         int fds[2];
3676
3677         _assert(pipe(fds) != -1);
3678         cydiafd_ = fds[1];
3679
3680         _config->Set("APT::Keep-Fds::", cydiafd_);
3681         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3682
3683         [NSThread
3684             detachNewThreadSelector:@selector(_readCydia:)
3685             toTarget:self
3686             withObject:[NSNumber numberWithInt:fds[0]]
3687         ];
3688
3689         _assert(pipe(fds) != -1);
3690         statusfd_ = fds[1];
3691
3692         [NSThread
3693             detachNewThreadSelector:@selector(_readStatus:)
3694             toTarget:self
3695             withObject:[NSNumber numberWithInt:fds[0]]
3696         ];
3697
3698         _assert(pipe(fds) != -1);
3699         _assert(dup2(fds[0], 0) != -1);
3700         _assert(close(fds[0]) != -1);
3701
3702         input_ = fdopen(fds[1], "a");
3703
3704         _assert(pipe(fds) != -1);
3705         _assert(dup2(fds[1], 1) != -1);
3706         _assert(close(fds[1]) != -1);
3707
3708         [NSThread
3709             detachNewThreadSelector:@selector(_readOutput:)
3710             toTarget:self
3711             withObject:[NSNumber numberWithInt:fds[0]]
3712         ];
3713     } return self;
3714 }
3715
3716 - (pkgCacheFile &) cache {
3717     return cache_;
3718 }
3719
3720 - (pkgDepCache::Policy *) policy {
3721     return policy_;
3722 }
3723
3724 - (pkgRecords *) records {
3725     return records_;
3726 }
3727
3728 - (pkgProblemResolver *) resolver {
3729     return resolver_;
3730 }
3731
3732 - (pkgAcquire &) fetcher {
3733     return *fetcher_;
3734 }
3735
3736 - (pkgSourceList &) list {
3737     return *list_;
3738 }
3739
3740 - (NSArray *) packages {
3741     return (NSArray *) packages_;
3742 }
3743
3744 - (NSArray *) sources {
3745     return sourceList_;
3746 }
3747
3748 - (Source *) sourceWithKey:(NSString *)key {
3749     for (Source *source in [self sources]) {
3750         if ([[source key] isEqualToString:key])
3751             return source;
3752     } return nil;
3753 }
3754
3755 - (bool) popErrorWithTitle:(NSString *)title {
3756     bool fatal(false);
3757
3758     while (!_error->empty()) {
3759         std::string error;
3760         bool warning(!_error->PopMessage(error));
3761         if (!warning)
3762             fatal = true;
3763
3764         for (;;) {
3765             size_t size(error.size());
3766             if (size == 0 || error[size - 1] != '\n')
3767                 break;
3768             error.resize(size - 1);
3769         }
3770
3771         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3772
3773         static RegEx no_pubkey("GPG error:.* NO_PUBKEY .*");
3774         if (warning && no_pubkey(error.c_str()))
3775             continue;
3776
3777         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3778     }
3779
3780     return fatal;
3781 }
3782
3783 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3784     return [self popErrorWithTitle:title] || !success;
3785 }
3786
3787 - (bool) popErrorWithTitle:(NSString *)title forReadList:(pkgSourceList &)list {
3788     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3789         return true;
3790     return false;
3791
3792     list.Reset();
3793
3794     bool error(false);
3795
3796     if (access("/etc/apt/sources.list", F_OK) == 0)
3797         error |= [self popErrorWithTitle:title forOperation:list.ReadAppend("/etc/apt/sources.list")];
3798
3799     std::string base("/etc/apt/sources.list.d");
3800     if (DIR *sources = opendir(base.c_str())) {
3801         while (dirent *source = readdir(sources))
3802             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)
3803                 error |= [self popErrorWithTitle:title forOperation:list.ReadAppend((base + "/" + source->d_name).c_str())];
3804         closedir(sources);
3805     }
3806
3807     error |= [self popErrorWithTitle:title forOperation:list.ReadAppend(SOURCES_LIST)];
3808
3809     return error;
3810 }
3811
3812 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3813 @synchronized (self) {
3814     ++era_;
3815
3816     [self releasePackages];
3817
3818     sourceMap_.clear();
3819     [sourceList_ removeAllObjects];
3820
3821     _error->Discard();
3822
3823     delete list_;
3824     list_ = NULL;
3825     manager_ = NULL;
3826     delete lock_;
3827     lock_ = NULL;
3828     delete fetcher_;
3829     fetcher_ = NULL;
3830     delete resolver_;
3831     resolver_ = NULL;
3832     delete records_;
3833     records_ = NULL;
3834     delete policy_;
3835     policy_ = NULL;
3836
3837     cache_.Close();
3838
3839     pool_.~CYPool();
3840     new (&pool_) CYPool();
3841
3842     NSRecycleZone(zone_);
3843     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3844
3845     int chk(creat("/tmp/cydia.chk", 0644));
3846     if (chk != -1)
3847         close(chk);
3848
3849     if (invocation != nil)
3850         [invocation invoke];
3851
3852     NSString *title(UCLocalize("DATABASE"));
3853
3854     list_ = new pkgSourceList();
3855     _profile(reloadDataWithInvocation$ReadMainList)
3856     if ([self popErrorWithTitle:title forReadList:*list_])
3857         return;
3858     _end
3859
3860     _profile(reloadDataWithInvocation$Source$initWithMetaIndex)
3861     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3862         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:&pool_] autorelease]);
3863         [sourceList_ addObject:object];
3864     }
3865     _end
3866
3867     _trace();
3868     OpProgress progress;
3869     bool opened;
3870   open:
3871     delock_ = GetStatusDate();
3872     _profile(reloadDataWithInvocation$pkgCacheFile)
3873         opened = cache_.Open(progress, false);
3874     _end
3875     if (!opened) {
3876         // XXX: this block should probably be merged with popError: in some way
3877         while (!_error->empty()) {
3878             std::string error;
3879             bool warning(!_error->PopMessage(error));
3880
3881             lprintf("cache_.Open():[%s]\n", error.c_str());
3882
3883             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3884
3885             SEL repair(NULL);
3886             if (false);
3887             else if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3888                 repair = @selector(configure);
3889             //else if (error == "The package lists or status file could not be parsed or opened.")
3890             //    repair = @selector(update);
3891             // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3892             // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3893             // else if (error == "Malformed Status line")
3894             // else if (error == "The list of sources could not be read.")
3895
3896             if (repair != NULL) {
3897                 _error->Discard();
3898                 [delegate_ repairWithSelector:repair];
3899                 goto open;
3900             }
3901         }
3902
3903         return;
3904     } else if ([self popErrorWithTitle:title forOperation:true])
3905         return;
3906     _trace();
3907
3908     unlink("/tmp/cydia.chk");
3909
3910     now_ = [[NSDate date] timeIntervalSince1970];
3911
3912     policy_ = new pkgDepCache::Policy();
3913     records_ = new pkgRecords(cache_);
3914     resolver_ = new pkgProblemResolver(cache_);
3915     fetcher_ = new pkgAcquire(&status_);
3916     lock_ = NULL;
3917
3918     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3919         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3920         return;
3921     }
3922
3923     _profile(reloadDataWithInvocation$pkgApplyStatus)
3924     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3925         return;
3926     _end
3927
3928     if (cache_->BrokenCount() != 0) {
3929         _profile(pkgApplyStatus$pkgFixBroken)
3930         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3931             return;
3932         _end
3933
3934         if (cache_->BrokenCount() != 0) {
3935             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3936             return;
3937         }
3938
3939         _profile(pkgApplyStatus$pkgMinimizeUpgrade)
3940         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3941             return;
3942         _end
3943     }
3944
3945     for (Source *object in (id) sourceList_) {
3946         metaIndex *source([object metaIndex]);
3947         std::vector<pkgIndexFile *> *indices = source->GetIndexFiles();
3948         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3949             // XXX: this could be more intelligent
3950             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3951                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3952                 if (!cached.end())
3953                     sourceMap_[cached->ID] = object;
3954             }
3955     }
3956
3957     {
3958         /*std::vector<Package *> packages;
3959         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3960         packages_ = nil;*/
3961
3962         _profile(reloadDataWithInvocation$packageWithIterator)
3963         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3964             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:&pool_ database:self])
3965                 //packages.push_back(package);
3966                 CFArrayAppendValue(packages_, CFRetain(package));
3967         _end
3968
3969
3970         /*if (packages.empty())
3971             packages_ = [[NSArray alloc] init];
3972         else
3973             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3974         _trace();*/
3975
3976         _profile(reloadDataWithInvocation$radix$8)
3977         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(8)];
3978         _end
3979
3980         _profile(reloadDataWithInvocation$radix$4)
3981         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3982         _end
3983
3984         _profile(reloadDataWithInvocation$radix$0)
3985         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3986         _end
3987
3988         _profile(reloadDataWithInvocation$insertion)
3989         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3990         _end
3991
3992         /*_profile(reloadDataWithInvocation$CFQSortArray)
3993         CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);
3994         _end*/
3995
3996         /*_profile(reloadDataWithInvocation$stdsort)
3997         std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3998         _end*/
3999
4000         /*_profile(reloadDataWithInvocation$CFArraySortValues)
4001         CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
4002         _end*/
4003
4004         /*_profile(reloadDataWithInvocation$sortUsingFunction)
4005         [packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
4006         _end*/
4007
4008
4009         size_t count(CFArrayGetCount(packages_));
4010         MetaFile_->active_ = count;
4011         for (size_t index(0); index != count; ++index)
4012             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
4013     }
4014 } }
4015
4016 - (void) clear {
4017 @synchronized (self) {
4018     delete resolver_;
4019     resolver_ = new pkgProblemResolver(cache_);
4020
4021     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
4022         if (!cache_[iterator].Keep())
4023             cache_->MarkKeep(iterator, false);
4024         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
4025             cache_->SetReInstall(iterator, false);
4026 } }
4027
4028 - (void) configure {
4029     NSString *dpkg = [NSString stringWithFormat:@"/usr/libexec/cydo --configure -a --status-fd %u", statusfd_];
4030     _trace();
4031     system([dpkg UTF8String]);
4032     _trace();
4033 }
4034
4035 - (bool) clean {
4036 @synchronized (self) {
4037     // XXX: I don't remember this condition
4038     if (lock_ != NULL)
4039         return false;
4040
4041     FileFd Lock;
4042     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4043
4044     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
4045
4046     if ([self popErrorWithTitle:title])
4047         return false;
4048
4049     pkgAcquire fetcher;
4050     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
4051
4052     CydiaLogCleaner cleaner;
4053     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
4054         return false;
4055
4056     return true;
4057 } }
4058
4059 - (bool) prepare {
4060     fetcher_->Shutdown();
4061
4062     pkgRecords records(cache_);
4063
4064     lock_ = new FileFd();
4065     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4066
4067     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
4068
4069     if ([self popErrorWithTitle:title])
4070         return false;
4071
4072     pkgSourceList list;
4073     if ([self popErrorWithTitle:title forReadList:list])
4074         return false;
4075
4076     manager_ = (_system->CreatePM(cache_));
4077     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
4078         return false;
4079
4080     return true;
4081 }
4082
4083 - (void) perform {
4084     bool substrate(RestartSubstrate_);
4085     RestartSubstrate_ = false;
4086
4087     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
4088
4089     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
4090         pkgSourceList list;
4091         if ([self popErrorWithTitle:title forReadList:list])
4092             return;
4093         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4094             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4095     }
4096
4097     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4098
4099     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
4100         _trace();
4101         [self popErrorWithTitle:title];
4102         return;
4103     }
4104
4105     bool failed = false;
4106     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
4107         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
4108             continue;
4109         if ((*item)->Status == pkgAcquire::Item::StatIdle)
4110             continue;
4111
4112         std::string uri = (*item)->DescURI();
4113         std::string error = (*item)->ErrorText;
4114
4115         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
4116         failed = true;
4117
4118         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
4119         [delegate_ addProgressEventOnMainThread:event forTask:title];
4120     }
4121
4122     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4123
4124     if (failed) {
4125         _trace();
4126         return;
4127     }
4128
4129     if (substrate)
4130         RestartSubstrate_ = true;
4131
4132     if (![delock_ isEqual:GetStatusDate()]) {
4133         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("DPKG_LOCKED") ofType:kCydiaProgressEventTypeError] forTask:title];
4134         return;
4135     }
4136
4137     delock_ = nil;
4138
4139     pkgPackageManager::OrderResult result(manager_->DoInstall(statusfd_));
4140
4141     NSString *oextended(@"/var/lib/apt/extended_states");
4142     NSString *nextended(Cache("extended_states"));
4143
4144     struct stat info;
4145     if (stat([nextended UTF8String], &info) != -1 && (info.st_mode & S_IFMT) == S_IFREG)
4146         system([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /bin/cp --remove-destination %@ %@", ShellEscape(nextended), ShellEscape(oextended)] UTF8String]);
4147
4148     unlink([nextended UTF8String]);
4149     symlink([oextended UTF8String], [nextended UTF8String]);
4150
4151     if ([self popErrorWithTitle:title])
4152         return;
4153
4154     if (result == pkgPackageManager::Failed) {
4155         _trace();
4156         return;
4157     }
4158
4159     if (result != pkgPackageManager::Completed) {
4160         _trace();
4161         return;
4162     }
4163
4164     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
4165         pkgSourceList list;
4166         if ([self popErrorWithTitle:title forReadList:list])
4167             return;
4168         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4169             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4170     }
4171
4172     if (![before isEqualToArray:after])
4173         [self update];
4174 }
4175
4176 - (bool) delocked {
4177     return ![delock_ isEqual:GetStatusDate()];
4178 }
4179
4180 - (bool) upgrade {
4181     NSString *title(UCLocalize("UPGRADE"));
4182     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
4183         return false;
4184     return true;
4185 }
4186
4187 - (void) update {
4188     [self updateWithStatus:status_];
4189 }
4190
4191 - (void) updateWithStatus:(CancelStatus &)status {
4192     NSString *title(UCLocalize("REFRESHING_DATA"));
4193
4194     pkgSourceList list;
4195     if ([self popErrorWithTitle:title forReadList:list])
4196         return;
4197
4198     FileFd lock;
4199     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
4200     if ([self popErrorWithTitle:title])
4201         return;
4202
4203     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4204
4205     bool success(ListUpdate(status, list, PulseInterval_));
4206     if (status.WasCancelled())
4207         _error->Discard();
4208     else {
4209         [self popErrorWithTitle:title forOperation:success];
4210
4211         [[NSDictionary dictionaryWithObjectsAndKeys:
4212             [NSDate date], @"LastUpdate",
4213         nil] writeToFile:@ CacheState_ atomically:YES];
4214     }
4215
4216     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4217 }
4218
4219 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
4220     delegate_ = delegate;
4221 }
4222
4223 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
4224     progress_ = delegate;
4225     status_.setDelegate(delegate);
4226 }
4227
4228 - (NSObject<ProgressDelegate> *) progressDelegate {
4229     return progress_;
4230 }
4231
4232 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
4233     SourceMap::const_iterator i(sourceMap_.find(file->ID));
4234     return i == sourceMap_.end() ? nil : i->second;
4235 }
4236
4237 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
4238     for (Source *source in (id) sourceList_)
4239         [source setFetch:fetch forURI:uri];
4240 }
4241
4242 - (void) resetFetch {
4243     for (Source *source in (id) sourceList_)
4244         [source resetFetch];
4245 }
4246
4247 - (NSString *) mappedSectionForPointer:(const char *)section {
4248     _H<NSString> *mapped;
4249
4250     _profile(Database$mappedSectionForPointer$Cache)
4251         mapped = &sections_[section];
4252     _end
4253
4254     if (*mapped == NULL) {
4255         size_t length(strlen(section));
4256         char spaced[length + 1];
4257
4258         _profile(Database$mappedSectionForPointer$Replace)
4259             for (size_t index(0); index != length; ++index)
4260                 spaced[index] = section[index] == '_' ? ' ' : section[index];
4261             spaced[length] = '\0';
4262         _end
4263
4264         NSString *string;
4265
4266         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
4267             string = [NSString stringWithUTF8String:spaced];
4268         _end
4269
4270         _profile(Database$mappedSectionForPointer$Map)
4271             string = [SectionMap_ objectForKey:string] ?: string;
4272         _end
4273
4274         *mapped = string;
4275     } return *mapped;
4276 }
4277
4278 @end
4279 /* }}} */
4280
4281 static _H<NSMutableSet> Diversions_;
4282
4283 @interface Diversion : NSObject {
4284     RegEx pattern_;
4285     _H<NSString> key_;
4286     _H<NSString> format_;
4287 }
4288
4289 @end
4290
4291 @implementation Diversion
4292
4293 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
4294     if ((self = [super init]) != nil) {
4295         pattern_ = [from UTF8String];
4296         key_ = from;
4297         format_ = to;
4298     } return self;
4299 }
4300
4301 - (NSString *) divert:(NSString *)url {
4302     return !pattern_(url) ? nil : pattern_->*format_;
4303 }
4304
4305 + (NSURL *) divertURL:(NSURL *)url {
4306   divert:
4307     NSString *href([url absoluteString]);
4308
4309     for (Diversion *diversion in (id) Diversions_)
4310         if (NSString *diverted = [diversion divert:href]) {
4311 #if !ForRelease
4312             NSLog(@"div: %@", diverted);
4313 #endif
4314             url = [NSURL URLWithString:diverted];
4315             goto divert;
4316         }
4317
4318     return url;
4319 }
4320
4321 - (NSString *) key {
4322     return key_;
4323 }
4324
4325 - (NSUInteger) hash {
4326     return [key_ hash];
4327 }
4328
4329 - (BOOL) isEqual:(Diversion *)object {
4330     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
4331 }
4332
4333 @end
4334
4335 @interface CydiaObject : NSObject {
4336     _H<CyteWebViewController> indirect_;
4337     _transient id delegate_;
4338 }
4339
4340 - (id) initWithDelegate:(IndirectDelegate *)indirect;
4341
4342 @end
4343
4344 @class CydiaObject;
4345
4346 @interface CydiaWebViewController : CyteWebViewController {
4347     _H<CydiaObject> cydia_;
4348 }
4349
4350 + (void) addDiversion:(Diversion *)diversion;
4351 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
4352 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
4353 - (void) setDelegate:(id)delegate;
4354
4355 @end
4356
4357 /* Web Scripting {{{ */
4358 @implementation CydiaObject
4359
4360 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4361     if ((self = [super init]) != nil) {
4362         indirect_ = (CyteWebViewController *) indirect;
4363     } return self;
4364 }
4365
4366 - (void) setDelegate:(id)delegate {
4367     delegate_ = delegate;
4368 }
4369
4370 + (NSArray *) _attributeKeys {
4371     return [NSArray arrayWithObjects:
4372         @"bittage",
4373         @"bbsnum",
4374         @"build",
4375         @"cells",
4376         @"coreFoundationVersionNumber",
4377         @"device",
4378         @"ecid",
4379         @"firmware",
4380         @"hostname",
4381         @"idiom",
4382         @"mcc",
4383         @"mnc",
4384         @"model",
4385         @"operator",
4386         @"role",
4387         @"serial",
4388         @"version",
4389     nil];
4390 }
4391
4392 - (NSArray *) attributeKeys {
4393     return [[self class] _attributeKeys];
4394 }
4395
4396 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4397     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4398 }
4399
4400 - (NSString *) version {
4401     return Cydia_;
4402 }
4403
4404 - (unsigned) bittage {
4405 #if 0
4406 #elif defined(__arm64__)
4407     return 64;
4408 #elif defined(__arm__)
4409     return 32;
4410 #else
4411     return 0;
4412 #endif
4413 }
4414
4415 - (NSString *) build {
4416     return System_;
4417 }
4418
4419 - (NSString *) coreFoundationVersionNumber {
4420     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4421 }
4422
4423 - (NSString *) device {
4424     return UniqueIdentifier();
4425 }
4426
4427 - (NSString *) firmware {
4428     return [[UIDevice currentDevice] systemVersion];
4429 }
4430
4431 - (NSString *) hostname {
4432     return [[UIDevice currentDevice] name];
4433 }
4434
4435 - (NSString *) idiom {
4436     return (id) Idiom_ ?: [NSNull null];
4437 }
4438
4439 - (NSArray *) cells {
4440     auto *$_CTServerConnectionCreate(reinterpret_cast<id (*)(void *, void *, void *)>(dlsym(RTLD_DEFAULT, "_CTServerConnectionCreate")));
4441     if ($_CTServerConnectionCreate == NULL)
4442         return nil;
4443
4444     struct CTResult { int flag; int error; };
4445     auto *$_CTServerConnectionCellMonitorCopyCellInfo(reinterpret_cast<CTResult (*)(CFTypeRef, void *, CFArrayRef *)>(dlsym(RTLD_DEFAULT, "_CTServerConnectionCellMonitorCopyCellInfo")));
4446     if ($_CTServerConnectionCellMonitorCopyCellInfo == NULL)
4447         return nil;
4448
4449     _H<const void> connection($_CTServerConnectionCreate(NULL, NULL, NULL), true);
4450     if (connection == nil)
4451         return nil;
4452
4453     int count(0);
4454     CFArrayRef cells(NULL);
4455     auto result($_CTServerConnectionCellMonitorCopyCellInfo(connection, &count, &cells));
4456     if (result.flag != 0)
4457         return nil;
4458
4459     return [(NSArray *) cells autorelease];
4460 }
4461
4462 - (NSString *) mcc {
4463     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4464         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4465     return nil;
4466 }
4467
4468 - (NSString *) mnc {
4469     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4470         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4471     return nil;
4472 }
4473
4474 - (NSString *) operator {
4475     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4476         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4477     return nil;
4478 }
4479
4480 - (NSString *) bbsnum {
4481     return (id) BBSNum_ ?: [NSNull null];
4482 }
4483
4484 - (NSString *) ecid {
4485     return (id) ChipID_ ?: [NSNull null];
4486 }
4487
4488 - (NSString *) serial {
4489     return SerialNumber_;
4490 }
4491
4492 - (NSString *) role {
4493     return (id) [NSNull null];
4494 }
4495
4496 - (NSString *) model {
4497     return [NSString stringWithUTF8String:Machine_];
4498 }
4499
4500 + (NSString *) webScriptNameForSelector:(SEL)selector {
4501     if (false);
4502     else if (selector == @selector(addBridgedHost:))
4503         return @"addBridgedHost";
4504     else if (selector == @selector(addInsecureHost:))
4505         return @"addInsecureHost";
4506     else if (selector == @selector(addInternalRedirect::))
4507         return @"addInternalRedirect";
4508     else if (selector == @selector(addPipelinedHost:scheme:))
4509         return @"addPipelinedHost";
4510     else if (selector == @selector(addSource:::))
4511         return @"addSource";
4512     else if (selector == @selector(addTrivialSource:))
4513         return @"addTrivialSource";
4514     else if (selector == @selector(close))
4515         return @"close";
4516     else if (selector == @selector(du:))
4517         return @"du";
4518     else if (selector == @selector(stringWithFormat:arguments:))
4519         return @"format";
4520     else if (selector == @selector(getAllSources))
4521         return @"getAllSources";
4522     else if (selector == @selector(getApplicationInfo:value:))
4523         return @"getApplicationInfoValue";
4524     else if (selector == @selector(getDisplayIdentifiers))
4525         return @"getDisplayIdentifiers";
4526     else if (selector == @selector(getLocalizedNameForDisplayIdentifier:))
4527         return @"getLocalizedNameForDisplayIdentifier";
4528     else if (selector == @selector(getKernelNumber:))
4529         return @"getKernelNumber";
4530     else if (selector == @selector(getKernelString:))
4531         return @"getKernelString";
4532     else if (selector == @selector(getInstalledPackages))
4533         return @"getInstalledPackages";
4534     else if (selector == @selector(getIORegistryEntry::))
4535         return @"getIORegistryEntry";
4536     else if (selector == @selector(getLocaleIdentifier))
4537         return @"getLocaleIdentifier";
4538     else if (selector == @selector(getPreferredLanguages))
4539         return @"getPreferredLanguages";
4540     else if (selector == @selector(getPackageById:))
4541         return @"getPackageById";
4542     else if (selector == @selector(getMetadataKeys))
4543         return @"getMetadataKeys";
4544     else if (selector == @selector(getMetadataValue:))
4545         return @"getMetadataValue";
4546     else if (selector == @selector(getSessionValue:))
4547         return @"getSessionValue";
4548     else if (selector == @selector(installPackages:))
4549         return @"installPackages";
4550     else if (selector == @selector(isReachable:))
4551         return @"isReachable";
4552     else if (selector == @selector(localizedStringForKey:value:table:))
4553         return @"localize";
4554     else if (selector == @selector(popViewController:))
4555         return @"popViewController";
4556     else if (selector == @selector(refreshSources))
4557         return @"refreshSources";
4558     else if (selector == @selector(registerFrame:))
4559         return @"registerFrame";
4560     else if (selector == @selector(removeButton))
4561         return @"removeButton";
4562     else if (selector == @selector(saveConfig))
4563         return @"saveConfig";
4564     else if (selector == @selector(setMetadataValue::))
4565         return @"setMetadataValue";
4566     else if (selector == @selector(setSessionValue::))
4567         return @"setSessionValue";
4568     else if (selector == @selector(substitutePackageNames:))
4569         return @"substitutePackageNames";
4570     else if (selector == @selector(scrollToBottom:))
4571         return @"scrollToBottom";
4572     else if (selector == @selector(setAllowsNavigationAction:))
4573         return @"setAllowsNavigationAction";
4574     else if (selector == @selector(setBadgeValue:))
4575         return @"setBadgeValue";
4576     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4577         return @"setButtonImage";
4578     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4579         return @"setButtonTitle";
4580     else if (selector == @selector(setHidesBackButton:))
4581         return @"setHidesBackButton";
4582     else if (selector == @selector(setHidesNavigationBar:))
4583         return @"setHidesNavigationBar";
4584     else if (selector == @selector(setNavigationBarStyle:))
4585         return @"setNavigationBarStyle";
4586     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4587         return @"setNavigationBarTintColor";
4588     else if (selector == @selector(setPasteboardString:))
4589         return @"setPasteboardString";
4590     else if (selector == @selector(setPasteboardURL:))
4591         return @"setPasteboardURL";
4592     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4593         return @"setScrollAlwaysBounceVertical";
4594     else if (selector == @selector(setScrollIndicatorStyle:))
4595         return @"setScrollIndicatorStyle";
4596     else if (selector == @selector(setToken:))
4597         return @"setToken";
4598     else if (selector == @selector(setViewportWidth:))
4599         return @"setViewportWidth";
4600     else if (selector == @selector(statfs:))
4601         return @"statfs";
4602     else if (selector == @selector(supports:))
4603         return @"supports";
4604     else if (selector == @selector(unload))
4605         return @"unload";
4606     else
4607         return nil;
4608 }
4609
4610 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4611     return [self webScriptNameForSelector:selector] == nil;
4612 }
4613
4614 - (BOOL) supports:(NSString *)feature {
4615     return [feature isEqualToString:@"window.open"];
4616 }
4617
4618 - (void) unload {
4619     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4620 }
4621
4622 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4623     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4624 }
4625
4626 - (void) setScrollIndicatorStyle:(NSString *)style {
4627     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4628 }
4629
4630 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4631     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4632 }
4633
4634 - (NSDictionary *) getApplicationInfo:(NSString *)display value:(NSString *)key {
4635     char path[1024];
4636     if (SBBundlePathForDisplayIdentifier(SBSSpringBoardServerPort(), [display UTF8String], path) != 0)
4637         return (id) [NSNull null];
4638     NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:[[NSString stringWithUTF8String:path] stringByAppendingString:@"/Info.plist"]]);
4639     if (info == nil)
4640         return (id) [NSNull null];
4641     return [info objectForKey:key];
4642 }
4643
4644 - (NSArray *) getDisplayIdentifiers {
4645     return SBSCopyApplicationDisplayIdentifiers(false, false);
4646 }
4647
4648 - (NSString *) getLocalizedNameForDisplayIdentifier:(NSString *)identifier {
4649     return [SBSCopyLocalizedApplicationNameForDisplayIdentifier(identifier) autorelease] ?: (id) [NSNull null];
4650 }
4651
4652 - (NSNumber *) getKernelNumber:(NSString *)name {
4653     const char *string([name UTF8String]);
4654
4655     size_t size;
4656     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4657         return (id) [NSNull null];
4658
4659     if (size != sizeof(int))
4660         return (id) [NSNull null];
4661
4662     int value;
4663     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4664         return (id) [NSNull null];
4665
4666     return [NSNumber numberWithInt:value];
4667 }
4668
4669 - (NSString *) getKernelString:(NSString *)name {
4670     const char *string([name UTF8String]);
4671
4672     size_t size;
4673     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4674         return (id) [NSNull null];
4675
4676     char value[size + 1];
4677     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4678         return (id) [NSNull null];
4679
4680     // XXX: just in case you request something ludicrous
4681     value[size] = '\0';
4682
4683     return [NSString stringWithCString:value];
4684 }
4685
4686 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4687     NSObject *value(CYIOGetValue([path UTF8String], entry));
4688
4689     if (value != nil)
4690         if ([value isKindOfClass:[NSData class]])
4691             value = CYHex((NSData *) value);
4692
4693     return value;
4694 }
4695
4696 - (NSArray *) getMetadataKeys {
4697 @synchronized (Values_) {
4698     return [Values_ allKeys];
4699 } }
4700
4701 - (void) registerFrame:(DOMHTMLIFrameElement *)iframe {
4702     WebFrame *frame([iframe contentFrame]);
4703     [indirect_ registerFrame:frame];
4704 }
4705
4706 - (id) getMetadataValue:(NSString *)key {
4707 @synchronized (Values_) {
4708     return [Values_ objectForKey:key];
4709 } }
4710
4711 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4712 @synchronized (Values_) {
4713     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4714         [Values_ removeObjectForKey:key];
4715     else
4716         [Values_ setObject:value forKey:key];
4717 } }
4718
4719 - (id) getSessionValue:(NSString *)key {
4720 @synchronized (SessionData_) {
4721     return [SessionData_ objectForKey:key];
4722 } }
4723
4724 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4725 @synchronized (SessionData_) {
4726     if (value == (id) [WebUndefined undefined])
4727         [SessionData_ removeObjectForKey:key];
4728     else
4729         [SessionData_ setObject:value forKey:key];
4730 } }
4731
4732 - (void) addBridgedHost:(NSString *)host {
4733 @synchronized (HostConfig_) {
4734     [BridgedHosts_ addObject:host];
4735 } }
4736
4737 - (void) addInsecureHost:(NSString *)host {
4738 @synchronized (HostConfig_) {
4739     [InsecureHosts_ addObject:host];
4740 } }
4741
4742 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4743 @synchronized (HostConfig_) {
4744     if (scheme != (id) [WebUndefined undefined])
4745         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4746
4747     [PipelinedHosts_ addObject:host];
4748 } }
4749
4750 - (void) popViewController:(NSNumber *)value {
4751     if (value == (id) [WebUndefined undefined])
4752         value = [NSNumber numberWithBool:YES];
4753     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4754 }
4755
4756 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4757     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4758
4759     for (NSString *section in sections)
4760         [array addObject:section];
4761
4762     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4763         @"deb", @"Type",
4764         href, @"URI",
4765         distribution, @"Distribution",
4766         array, @"Sections",
4767     nil] waitUntilDone:NO];
4768 }
4769
4770 - (BOOL) addTrivialSource:(NSString *)href {
4771     href = VerifySource(href);
4772     if (href == nil)
4773         return NO;
4774     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4775     return YES;
4776 }
4777
4778 - (void) refreshSources {
4779     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4780 }
4781
4782 - (void) saveConfig {
4783     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4784 }
4785
4786 - (NSArray *) getAllSources {
4787     return [[Database sharedInstance] sources];
4788 }
4789
4790 - (NSArray *) getInstalledPackages {
4791     Database *database([Database sharedInstance]);
4792 @synchronized (database) {
4793     NSArray *packages([database packages]);
4794     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4795     for (Package *package in packages)
4796         if (![package uninstalled])
4797             [installed addObject:package];
4798     return installed;
4799 } }
4800
4801 - (Package *) getPackageById:(NSString *)id {
4802     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4803         [package parse];
4804         return package;
4805     } else
4806         return (Package *) [NSNull null];
4807 }
4808
4809 - (NSString *) getLocaleIdentifier {
4810     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4811 }
4812
4813 - (NSArray *) getPreferredLanguages {
4814     return Languages_;
4815 }
4816
4817 - (NSArray *) statfs:(NSString *)path {
4818     struct statfs stat;
4819
4820     if (path == nil || statfs([path UTF8String], &stat) == -1)
4821         return nil;
4822
4823     return [NSArray arrayWithObjects:
4824         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4825         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4826         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4827     nil];
4828 }
4829
4830 - (NSNumber *) du:(NSString *)path {
4831     NSNumber *value(nil);
4832
4833     FILE *du(popen([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /usr/libexec/cydia/du -ks %@", ShellEscape(path)] UTF8String], "r"));
4834     if (du != NULL) {
4835         char line[1024];
4836         while (fgets(line, sizeof(line), du) != NULL) {
4837             size_t length(strlen(line));
4838             while (length != 0 && line[length - 1] == '\n')
4839                 line[--length] = '\0';
4840             if (char *tab = strchr(line, '\t')) {
4841                 *tab = '\0';
4842                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4843             }
4844         }
4845         pclose(du);
4846     }
4847
4848     return value;
4849 }
4850
4851 - (void) close {
4852     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4853 }
4854
4855 - (NSNumber *) isReachable:(NSString *)name {
4856     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4857 }
4858
4859 - (void) installPackages:(NSArray *)packages {
4860     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4861 }
4862
4863 - (NSString *) substitutePackageNames:(NSString *)message {
4864     auto database([Database sharedInstance]);
4865
4866     // XXX: this check is less racy than you'd expect, but this entire concept is a little awkward
4867     if (![database hasPackages])
4868         return message;
4869
4870     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4871     for (size_t i(0), e([words count]); i != e; ++i) {
4872         NSString *word([words objectAtIndex:i]);
4873         if (Package *package = [database packageWithName:word])
4874             [words replaceObjectAtIndex:i withObject:[package name]];
4875     }
4876
4877     return [words componentsJoinedByString:@" "];
4878 }
4879
4880 - (void) removeButton {
4881     [indirect_ removeButton];
4882 }
4883
4884 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4885     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4886 }
4887
4888 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4889     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4890 }
4891
4892 - (void) setBadgeValue:(id)value {
4893     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4894 }
4895
4896 - (void) setAllowsNavigationAction:(NSString *)value {
4897     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4898 }
4899
4900 - (void) setHidesBackButton:(NSString *)value {
4901     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4902 }
4903
4904 - (void) setHidesNavigationBar:(NSString *)value {
4905     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4906 }
4907
4908 - (void) setNavigationBarStyle:(NSString *)value {
4909     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4910 }
4911
4912 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4913     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4914     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4915     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4916 }
4917
4918 - (void) setPasteboardString:(NSString *)value {
4919     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4920 }
4921
4922 - (void) setPasteboardURL:(NSString *)value {
4923     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4924 }
4925
4926 - (void) setToken:(NSString *)token {
4927     // XXX: the website expects this :/
4928 }
4929
4930 - (void) scrollToBottom:(NSNumber *)animated {
4931     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4932 }
4933
4934 - (void) setViewportWidth:(float)width {
4935     [indirect_ setViewportWidthOnMainThread:width];
4936 }
4937
4938 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4939     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4940     unsigned count([arguments count]);
4941     id values[count];
4942     for (unsigned i(0); i != count; ++i)
4943         values[i] = [arguments objectAtIndex:i];
4944     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4945 }
4946
4947 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4948     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4949         value = nil;
4950     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4951         table = nil;
4952     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4953 }
4954
4955 @end
4956 /* }}} */
4957
4958 @interface NSURL (CydiaSecure)
4959 @end
4960
4961 @implementation NSURL (CydiaSecure)
4962
4963 - (bool) isCydiaSecure {
4964     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4965         return true;
4966
4967     @synchronized (HostConfig_) {
4968         if ([InsecureHosts_ containsObject:[self host]])
4969             return true;
4970     }
4971
4972     return false;
4973 }
4974
4975 @end
4976
4977 /* Cydia Browser Controller {{{ */
4978 @implementation CydiaWebViewController
4979
4980 - (NSURL *) navigationURL {
4981     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4982 }
4983
4984 + (void) _initialize {
4985     [super _initialize];
4986
4987     Diversions_ = [NSMutableSet setWithCapacity:0];
4988 }
4989
4990 + (void) addDiversion:(Diversion *)diversion {
4991     [Diversions_ addObject:diversion];
4992 }
4993
4994 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4995     [super webView:view didClearWindowObject:window forFrame:frame];
4996     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4997 }
4998
4999 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
5000     WebDataSource *source([frame dataSource]);
5001     NSURLResponse *response([source response]);
5002     NSURL *url([response URL]);
5003     NSString *scheme([[url scheme] lowercaseString]);
5004
5005     bool bridged(false);
5006
5007     @synchronized (HostConfig_) {
5008         if ([scheme isEqualToString:@"file"])
5009             bridged = true;
5010         else if ([scheme isEqualToString:@"https"])
5011             if ([BridgedHosts_ containsObject:[url host]])
5012                 bridged = true;
5013     }
5014
5015     if (bridged)
5016         [window setValue:cydia forKey:@"cydia"];
5017 }
5018
5019 - (void) _setupMail:(MFMailComposeViewController *)controller {
5020     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
5021
5022     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
5023     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
5024 }
5025
5026 - (NSURL *) URLWithURL:(NSURL *)url {
5027     return [Diversion divertURL:url];
5028 }
5029
5030 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
5031     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
5032 }
5033
5034 - (NSURLRequest *) webThreadWebView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
5035     return [CydiaWebViewController requestWithHeaders:[super webThreadWebView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
5036 }
5037
5038 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
5039     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
5040
5041     NSURL *url([copy URL]);
5042     NSString *href([url absoluteString]);
5043     NSString *host([url host]);
5044
5045     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
5046         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
5047             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
5048             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
5049         }
5050
5051         [copy setValue:nil forHTTPHeaderField:@"Referer"];
5052         [copy setValue:nil forHTTPHeaderField:@"Origin"];
5053
5054         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
5055         return copy;
5056     }
5057
5058     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
5059         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
5060     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
5061         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
5062
5063     bool bridged; @synchronized (HostConfig_) {
5064         bridged = [BridgedHosts_ containsObject:host];
5065     }
5066
5067     if ([url isCydiaSecure] && bridged && UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
5068         [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
5069
5070     return copy;
5071 }
5072
5073 - (void) setDelegate:(id)delegate {
5074     [super setDelegate:delegate];
5075     [cydia_ setDelegate:delegate];
5076 }
5077
5078 - (NSString *) applicationNameForUserAgent {
5079     return UserAgent_;
5080 }
5081
5082 - (id) init {
5083     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
5084         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
5085     } return self;
5086 }
5087
5088 @end
5089
5090 @interface AppCacheController : CydiaWebViewController {
5091 }
5092
5093 @end
5094
5095 @implementation AppCacheController
5096
5097 - (void) didReceiveMemoryWarning {
5098     // XXX: this doesn't work
5099 }
5100
5101 - (bool) retainsNetworkActivityIndicator {
5102     return false;
5103 }
5104
5105 @end
5106 /* }}} */
5107
5108 // CydiaScript {{{
5109 @interface NSObject (CydiaScript)
5110 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
5111 @end
5112
5113 @implementation NSObject (CydiaScript)
5114
5115 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5116     return self;
5117 }
5118
5119 @end
5120
5121 @implementation NSArray (CydiaScript)
5122
5123 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5124     WebScriptObject *object([context evaluateWebScript:@"[]"]);
5125     for (size_t i(0), e([self count]); i != e; ++i)
5126         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
5127     return object;
5128 }
5129
5130 @end
5131
5132 @implementation NSDictionary (CydiaScript)
5133
5134 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5135     WebScriptObject *object([context evaluateWebScript:@"({})"]);
5136     for (id i in self)
5137         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
5138     return object;
5139 }
5140
5141 @end
5142 // }}}
5143
5144 /* Confirmation Controller {{{ */
5145 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
5146     if (!iterator.end())
5147         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
5148             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
5149                 continue;
5150             pkgCache::PkgIterator package(dep.TargetPkg());
5151             if (package.end())
5152                 continue;
5153             if (strcmp(package.Name(), "mobilesubstrate") == 0)
5154                 return true;
5155         }
5156
5157     return false;
5158 }
5159
5160 @protocol ConfirmationControllerDelegate
5161 - (void) cancelAndClear:(bool)clear;
5162 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
5163 - (void) queue;
5164 @end
5165
5166 @interface ConfirmationController : CydiaWebViewController {
5167     _transient Database *database_;
5168
5169     _H<UIAlertView> essential_;
5170
5171     _H<NSDictionary> changes_;
5172     _H<NSMutableArray> issues_;
5173     _H<NSDictionary> sizes_;
5174
5175     BOOL substrate_;
5176 }
5177
5178 - (id) initWithDatabase:(Database *)database;
5179
5180 @end
5181
5182 @implementation ConfirmationController
5183
5184 - (void) complete {
5185     if (substrate_)
5186         RestartSubstrate_ = true;
5187     [delegate_ confirmWithNavigationController:[self navigationController]];
5188 }
5189
5190 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
5191     NSString *context([alert context]);
5192
5193     if ([context isEqualToString:@"remove"]) {
5194         if (button == [alert cancelButtonIndex])
5195             [self _doContinue];
5196         else if (button == [alert firstOtherButtonIndex]) {
5197             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
5198         }
5199
5200         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5201     } else if ([context isEqualToString:@"unable"]) {
5202         [self dismissModalViewControllerAnimated:YES];
5203         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5204     } else {
5205         [super alertView:alert clickedButtonAtIndex:button];
5206     }
5207 }
5208
5209 - (void) _doContinue {
5210     [delegate_ cancelAndClear:NO];
5211     [self dismissModalViewControllerAnimated:YES];
5212 }
5213
5214 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
5215     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
5216     return nil;
5217 }
5218
5219 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5220     [super webView:view didClearWindowObject:window forFrame:frame];
5221
5222     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
5223         (id) changes_, @"changes",
5224         (id) issues_, @"issues",
5225         (id) sizes_, @"sizes",
5226         self, @"queue",
5227     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
5228 }
5229
5230 - (id) initWithDatabase:(Database *)database {
5231     if ((self = [super init]) != nil) {
5232         database_ = database;
5233
5234         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
5235         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
5236         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
5237         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
5238         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
5239
5240         bool remove(false);
5241
5242         pkgCacheFile &cache([database_ cache]);
5243         NSArray *packages([database_ packages]);
5244         pkgDepCache::Policy *policy([database_ policy]);
5245
5246         issues_ = [NSMutableArray arrayWithCapacity:4];
5247
5248         for (Package *package in packages) {
5249             pkgCache::PkgIterator iterator([package iterator]);
5250             NSString *name([package id]);
5251
5252             if ([package broken]) {
5253                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
5254
5255                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5256                     name, @"package",
5257                     reasons, @"reasons",
5258                 nil]];
5259
5260                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
5261                 if (ver.end())
5262                     continue;
5263
5264                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
5265                     pkgCache::DepIterator start;
5266                     pkgCache::DepIterator end;
5267                     dep.GlobOr(start, end); // ++dep
5268
5269                     if (!cache->IsImportantDep(end))
5270                         continue;
5271                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
5272                         continue;
5273
5274                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
5275
5276                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5277                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
5278                         clauses, @"clauses",
5279                     nil]];
5280
5281                     _forever {
5282                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
5283
5284                         pkgCache::PkgIterator target(start.TargetPkg());
5285                         if (target->ProvidesList != 0)
5286                             reason = @"missing";
5287                         else {
5288                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
5289                             if (!ver.end()) {
5290                                 reason = @"installed";
5291                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
5292                             } else if (!cache[target].CandidateVerIter(cache).end())
5293                                 reason = @"uninstalled";
5294                             else if (target->ProvidesList == 0)
5295                                 reason = @"uninstallable";
5296                             else
5297                                 reason = @"virtual";
5298                         }
5299
5300                         NSDictionary *version(start.TargetVer() == 0 ? (NSDictionary *) [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
5301                             [NSString stringWithUTF8String:start.CompType()], @"operator",
5302                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
5303                         nil]);
5304
5305                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5306                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
5307                             version, @"version",
5308                             reason, @"reason",
5309                             installed, @"installed",
5310                         nil]];
5311
5312                         // yes, seriously. (wtf?)
5313                         if (start == end)
5314                             break;
5315                         ++start;
5316                     }
5317                 }
5318             }
5319
5320             pkgDepCache::StateCache &state(cache[iterator]);
5321
5322             static RegEx special_r("(firmware|gsc\\..*|cy\\+.*)");
5323
5324             if (state.NewInstall())
5325                 [installs addObject:name];
5326             // XXX: else if (state.Install())
5327             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
5328                 [reinstalls addObject:name];
5329             // XXX: move before previous if
5330             else if (state.Upgrade())
5331                 [upgrades addObject:name];
5332             else if (state.Downgrade())
5333                 [downgrades addObject:name];
5334             else if (!state.Delete())
5335                 // XXX: _assert(state.Keep());
5336                 continue;
5337             else if (special_r(name))
5338                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5339                     [NSNull null], @"package",
5340                     [NSArray arrayWithObjects:
5341                         [NSDictionary dictionaryWithObjectsAndKeys:
5342                             @"Conflicts", @"relationship",
5343                             [NSArray arrayWithObjects:
5344                                 [NSDictionary dictionaryWithObjectsAndKeys:
5345                                     name, @"package",
5346                                     [NSNull null], @"version",
5347                                     @"installed", @"reason",
5348                                 nil],
5349                             nil], @"clauses",
5350                         nil],
5351                     nil], @"reasons",
5352                 nil]];
5353             else {
5354                 if ([package essential])
5355                     remove = true;
5356                 [removes addObject:name];
5357             }
5358
5359             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
5360             substrate_ |= DepSubstrate(iterator.CurrentVer());
5361         }
5362
5363         if (!remove)
5364             essential_ = nil;
5365         else if (Advanced_) {
5366             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
5367
5368             essential_ = [[[UIAlertView alloc]
5369                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
5370                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
5371                 delegate:self
5372                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
5373                 otherButtonTitles:
5374                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
5375                 nil
5376             ] autorelease];
5377
5378             [essential_ setContext:@"remove"];
5379             [essential_ setNumberOfRows:2];
5380         } else {
5381             essential_ = [[[UIAlertView alloc]
5382                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5383                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5384                 delegate:self
5385                 cancelButtonTitle:UCLocalize("OKAY")
5386                 otherButtonTitles:nil
5387             ] autorelease];
5388
5389             [essential_ setContext:@"unable"];
5390         }
5391
5392         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5393             installs, @"installs",
5394             reinstalls, @"reinstalls",
5395             upgrades, @"upgrades",
5396             downgrades, @"downgrades",
5397             removes, @"removes",
5398         nil];
5399
5400         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5401             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5402             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5403         nil];
5404
5405         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5406     } return self;
5407 }
5408
5409 - (UIBarButtonItem *) leftButton {
5410     return [[[UIBarButtonItem alloc]
5411         initWithTitle:UCLocalize("CANCEL")
5412         style:UIBarButtonItemStylePlain
5413         target:self
5414         action:@selector(cancelButtonClicked)
5415     ] autorelease];
5416 }
5417
5418 #if !AlwaysReload
5419 - (void) applyRightButton {
5420     if ([issues_ count] == 0 && ![self isLoading])
5421         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5422             initWithTitle:UCLocalize("CONFIRM")
5423             style:UIBarButtonItemStyleDone
5424             target:self
5425             action:@selector(confirmButtonClicked)
5426         ] autorelease]];
5427     else
5428         [[self navigationItem] setRightBarButtonItem:nil];
5429 }
5430 #endif
5431
5432 - (void) cancelButtonClicked {
5433     [delegate_ cancelAndClear:YES];
5434     [self dismissModalViewControllerAnimated:YES];
5435 }
5436
5437 #if !AlwaysReload
5438 - (void) confirmButtonClicked {
5439     if (essential_ != nil)
5440         [essential_ show];
5441     else
5442         [self complete];
5443 }
5444 #endif
5445
5446 @end
5447 /* }}} */
5448
5449 /* Progress Data {{{ */
5450 @interface CydiaProgressData : NSObject {
5451     _transient id delegate_;
5452
5453     bool running_;
5454     float percent_;
5455
5456     float current_;
5457     float total_;
5458     float speed_;
5459
5460     _H<NSMutableArray> events_;
5461     _H<NSString> title_;
5462
5463     _H<NSString> status_;
5464     _H<NSString> finish_;
5465 }
5466
5467 @end
5468
5469 @implementation CydiaProgressData
5470
5471 + (NSArray *) _attributeKeys {
5472     return [NSArray arrayWithObjects:
5473         @"current",
5474         @"events",
5475         @"finish",
5476         @"percent",
5477         @"running",
5478         @"speed",
5479         @"title",
5480         @"total",
5481     nil];
5482 }
5483
5484 - (NSArray *) attributeKeys {
5485     return [[self class] _attributeKeys];
5486 }
5487
5488 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5489     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5490 }
5491
5492 - (id) init {
5493     if ((self = [super init]) != nil) {
5494         events_ = [NSMutableArray arrayWithCapacity:32];
5495     } return self;
5496 }
5497
5498 - (id) delegate {
5499     return delegate_;
5500 }
5501
5502 - (void) setDelegate:(id)delegate {
5503     delegate_ = delegate;
5504 }
5505
5506 - (void) setPercent:(float)value {
5507     percent_ = value;
5508 }
5509
5510 - (NSNumber *) percent {
5511     return [NSNumber numberWithFloat:percent_];
5512 }
5513
5514 - (void) setCurrent:(float)value {
5515     current_ = value;
5516 }
5517
5518 - (NSNumber *) current {
5519     return [NSNumber numberWithFloat:current_];
5520 }
5521
5522 - (void) setTotal:(float)value {
5523     total_ = value;
5524 }
5525
5526 - (NSNumber *) total {
5527     return [NSNumber numberWithFloat:total_];
5528 }
5529
5530 - (void) setSpeed:(float)value {
5531     speed_ = value;
5532 }
5533
5534 - (NSNumber *) speed {
5535     return [NSNumber numberWithFloat:speed_];
5536 }
5537
5538 - (NSArray *) events {
5539     return events_;
5540 }
5541
5542 - (void) removeAllEvents {
5543     [events_ removeAllObjects];
5544 }
5545
5546 - (void) addEvent:(CydiaProgressEvent *)event {
5547     [events_ addObject:event];
5548 }
5549
5550 - (void) setTitle:(NSString *)text {
5551     title_ = text;
5552 }
5553
5554 - (NSString *) title {
5555     return title_;
5556 }
5557
5558 - (void) setFinish:(NSString *)text {
5559     finish_ = text;
5560 }
5561
5562 - (NSString *) finish {
5563     return (id) finish_ ?: [NSNull null];
5564 }
5565
5566 - (void) setRunning:(bool)running {
5567     running_ = running;
5568 }
5569
5570 - (NSNumber *) running {
5571     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5572 }
5573
5574 @end
5575 /* }}} */
5576 /* Progress Controller {{{ */
5577 @interface ProgressController : CydiaWebViewController <
5578     ProgressDelegate
5579 > {
5580     _transient Database *database_;
5581     _H<CydiaProgressData, 1> progress_;
5582     unsigned cancel_;
5583 }
5584
5585 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5586
5587 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5588
5589 - (void) setTitle:(NSString *)title;
5590 - (void) setCancellable:(bool)cancellable;
5591
5592 @end
5593
5594 @implementation ProgressController
5595
5596 - (void) dealloc {
5597     [database_ setProgressDelegate:nil];
5598     [super dealloc];
5599 }
5600
5601 - (UIBarButtonItem *) leftButton {
5602     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5603         initWithTitle:UCLocalize("CANCEL")
5604         style:UIBarButtonItemStylePlain
5605         target:self
5606         action:@selector(cancel)
5607     ] autorelease] : nil;
5608 }
5609
5610 - (void) updateCancel {
5611     [super applyLeftButton];
5612 }
5613
5614 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5615     if ((self = [super init]) != nil) {
5616         database_ = database;
5617         delegate_ = delegate;
5618
5619         [database_ setProgressDelegate:self];
5620
5621         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5622         [progress_ setDelegate:self];
5623
5624         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5625
5626         [self setPageColor:[UIColor blackColor]];
5627
5628         [[self navigationItem] setHidesBackButton:YES];
5629
5630         [self updateCancel];
5631     } return self;
5632 }
5633
5634 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5635     [super webView:view didClearWindowObject:window forFrame:frame];
5636     [window setValue:progress_ forKey:@"cydiaProgress"];
5637 }
5638
5639 - (void) updateProgress {
5640     [self dispatchEvent:@"CydiaProgressUpdate"];
5641 }
5642
5643 - (void) viewWillAppear:(BOOL)animated {
5644     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5645     [super viewWillAppear:animated];
5646 }
5647
5648 - (void) close {
5649     UpdateExternalStatus(0);
5650
5651     if (Finish_ > 1)
5652         [delegate_ saveState];
5653
5654     switch (Finish_) {
5655         case 0:
5656             [delegate_ returnToCydia];
5657         break;
5658
5659         case 1:
5660             [delegate_ terminateWithSuccess];
5661             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5662                 [delegate_ suspendWithAnimation:YES];
5663             else
5664                 [delegate_ suspend];*/
5665         break;
5666
5667         case 2:
5668             _trace();
5669             goto reload;
5670
5671         case 3:
5672             _trace();
5673             goto reload;
5674
5675         reload: {
5676             UIProgressHUD *hud([delegate_ addProgressHUD]);
5677             [hud setText:UCLocalize("LOADING")];
5678             [delegate_ performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5679             return;
5680         }
5681
5682         case 4:
5683             _trace();
5684             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5685                 SBReboot(SBSSpringBoardServerPort());
5686             else
5687                 reboot2(RB_AUTOBOOT);
5688         break;
5689     }
5690
5691     [super close];
5692 }
5693
5694 - (void) setTitle:(NSString *)title {
5695     [progress_ setTitle:title];
5696     [self updateProgress];
5697 }
5698
5699 - (UIBarButtonItem *) rightButton {
5700     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5701         initWithTitle:UCLocalize("CLOSE")
5702         style:UIBarButtonItemStylePlain
5703         target:self
5704         action:@selector(close)
5705     ] autorelease];
5706 }
5707
5708 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5709     UpdateExternalStatus(1);
5710
5711     [progress_ setRunning:true];
5712     [self setTitle:title];
5713     // implicit updateProgress
5714
5715     SHA1SumValue notifyconf; {
5716         FileFd file;
5717         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5718             _error->Discard();
5719         else {
5720             MMap mmap(file, MMap::ReadOnly);
5721             SHA1Summation sha1;
5722             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5723             notifyconf = sha1.Result();
5724         }
5725     }
5726
5727     SHA1SumValue springlist; {
5728         FileFd file;
5729         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5730             _error->Discard();
5731         else {
5732             MMap mmap(file, MMap::ReadOnly);
5733             SHA1Summation sha1;
5734             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5735             springlist = sha1.Result();
5736         }
5737     }
5738
5739     if (invocation != nil) {
5740         [invocation yieldToSelector:@selector(invoke)];
5741         [self setTitle:@"COMPLETE"];
5742     }
5743
5744     if (Finish_ < 4) {
5745         FileFd file;
5746         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5747             _error->Discard();
5748         else {
5749             MMap mmap(file, MMap::ReadOnly);
5750             SHA1Summation sha1;
5751             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5752             if (!(notifyconf == sha1.Result()))
5753                 Finish_ = 4;
5754         }
5755     }
5756
5757     if (Finish_ < 3) {
5758         FileFd file;
5759         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5760             _error->Discard();
5761         else {
5762             MMap mmap(file, MMap::ReadOnly);
5763             SHA1Summation sha1;
5764             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5765             if (!(springlist == sha1.Result()))
5766                 Finish_ = 3;
5767         }
5768     }
5769
5770     if (Finish_ < 2) {
5771         if (RestartSubstrate_)
5772             Finish_ = 2;
5773     }
5774
5775     RestartSubstrate_ = false;
5776
5777     switch (Finish_) {
5778         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5779         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5780         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5781         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5782         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5783     }
5784
5785     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5786
5787     [progress_ setRunning:false];
5788     [self updateProgress];
5789
5790     [self applyRightButton];
5791 }
5792
5793 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5794     [progress_ addEvent:event];
5795     [self updateProgress];
5796 }
5797
5798 - (bool) isProgressCancelled {
5799     return cancel_ == 2;
5800 }
5801
5802 - (void) cancel {
5803     cancel_ = 2;
5804     [self updateCancel];
5805 }
5806
5807 - (void) setCancellable:(bool)cancellable {
5808     unsigned cancel(cancel_);
5809
5810     if (!cancellable)
5811         cancel_ = 0;
5812     else if (cancel_ == 0)
5813         cancel_ = 1;
5814
5815     if (cancel != cancel_)
5816         [self updateCancel];
5817 }
5818
5819 - (void) setProgressCancellable:(NSNumber *)cancellable {
5820     [self setCancellable:[cancellable boolValue]];
5821 }
5822
5823 - (void) setProgressPercent:(NSNumber *)percent {
5824     [progress_ setPercent:[percent floatValue]];
5825     [self updateProgress];
5826 }
5827
5828 - (void) setProgressStatus:(NSDictionary *)status {
5829     if (status == nil) {
5830         [progress_ setCurrent:0];
5831         [progress_ setTotal:0];
5832         [progress_ setSpeed:0];
5833     } else {
5834         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5835
5836         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5837         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5838         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5839     }
5840
5841     [self updateProgress];
5842 }
5843
5844 @end
5845 /* }}} */
5846
5847 /* Package Cell {{{ */
5848 @interface PackageCell : CyteTableViewCell <
5849     CyteTableViewCellDelegate
5850 > {
5851     _H<UIImage> icon_;
5852     _H<NSString> name_;
5853     _H<NSString> description_;
5854     bool commercial_;
5855     _H<NSString> source_;
5856     _H<UIImage> badge_;
5857     _H<UIImage> placard_;
5858     bool summarized_;
5859 }
5860
5861 - (PackageCell *) init;
5862 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5863
5864 - (void) drawContentRect:(CGRect)rect;
5865
5866 @end
5867
5868 @implementation PackageCell
5869
5870 - (PackageCell *) init {
5871     CGRect frame(CGRectMake(0, 0, 320, 74));
5872     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5873         UIView *content([self contentView]);
5874         CGRect bounds([content bounds]);
5875
5876         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5877         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5878         [content addSubview:content_];
5879
5880         [content_ setDelegate:self];
5881         [content_ setOpaque:YES];
5882     } return self;
5883 }
5884
5885 - (NSString *) accessibilityLabel {
5886     return name_;
5887 }
5888
5889 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5890     summarized_ = summary;
5891
5892     icon_ = nil;
5893     name_ = nil;
5894     description_ = nil;
5895     source_ = nil;
5896     badge_ = nil;
5897     placard_ = nil;
5898
5899     if (package == nil)
5900         [content_ setBackgroundColor:[UIColor whiteColor]];
5901     else {
5902         [package parse];
5903
5904         Source *source = [package source];
5905
5906         icon_ = [package icon];
5907
5908         if (NSString *name = [package name])
5909             name_ = [NSString stringWithString:name];
5910
5911         if (NSString *description = [package shortDescription])
5912             description_ = [NSString stringWithString:description];
5913
5914         commercial_ = [package isCommercial];
5915
5916         NSString *label = nil;
5917         bool trusted = false;
5918
5919         if (source != nil) {
5920             label = [source label];
5921             trusted = [source trusted];
5922         } else if ([[package id] isEqualToString:@"firmware"])
5923             label = UCLocalize("APPLE");
5924         else
5925             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5926
5927         NSString *from(label);
5928
5929         NSString *section = [package simpleSection];
5930         if (section != nil && ![section isEqualToString:label]) {
5931             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5932             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5933         }
5934
5935         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5936
5937         if (NSString *purpose = [package primaryPurpose])
5938             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5939
5940         UIColor *color;
5941         NSString *placard;
5942
5943         if (NSString *mode = [package mode]) {
5944             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5945                 color = RemovingColor_;
5946                 placard = @"removing";
5947             } else {
5948                 color = InstallingColor_;
5949                 placard = @"installing";
5950             }
5951         } else {
5952             color = [UIColor whiteColor];
5953
5954             if ([package installed] != nil)
5955                 placard = @"installed";
5956             else
5957                 placard = nil;
5958         }
5959
5960         [content_ setBackgroundColor:color];
5961
5962         if (placard != nil)
5963             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5964     }
5965
5966     [self setNeedsDisplay];
5967     [content_ setNeedsDisplay];
5968 }
5969
5970 - (void) drawSummaryContentRect:(CGRect)rect {
5971     bool highlighted(highlighted_);
5972     float width([self bounds].size.width);
5973
5974     if (icon_ != nil) {
5975         CGRect rect;
5976         rect.size = [(UIImage *) icon_ size];
5977
5978         while (rect.size.width > 16 || rect.size.height > 16) {
5979             rect.size.width /= 2;
5980             rect.size.height /= 2;
5981         }
5982
5983         rect.origin.x = 19 - rect.size.width / 2;
5984         rect.origin.y = 19 - rect.size.height / 2;
5985
5986         [icon_ drawInRect:Retina(rect)];
5987     }
5988
5989     if (badge_ != nil) {
5990         CGRect rect;
5991         rect.size = [(UIImage *) badge_ size];
5992
5993         rect.size.width /= 4;
5994         rect.size.height /= 4;
5995
5996         rect.origin.x = 25 - rect.size.width / 2;
5997         rect.origin.y = 25 - rect.size.height / 2;
5998
5999         [badge_ drawInRect:Retina(rect)];
6000     }
6001
6002     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6003         UISetColor(White_);
6004
6005     if (!highlighted)
6006         UISetColor(commercial_ ? Purple_ : Black_);
6007     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
6008
6009     if (placard_ != nil)
6010         [placard_ drawAtPoint:CGPointMake(width - 52, 11)];
6011 }
6012
6013 - (void) drawNormalContentRect:(CGRect)rect {
6014     bool highlighted(highlighted_);
6015     float width([self bounds].size.width);
6016
6017     if (icon_ != nil) {
6018         CGRect rect;
6019         rect.size = [(UIImage *) icon_ size];
6020
6021         while (rect.size.width > 32 || rect.size.height > 32) {
6022             rect.size.width /= 2;
6023             rect.size.height /= 2;
6024         }
6025
6026         rect.origin.x = 25 - rect.size.width / 2;
6027         rect.origin.y = 25 - rect.size.height / 2;
6028
6029         [icon_ drawInRect:Retina(rect)];
6030     }
6031
6032     if (badge_ != nil) {
6033         CGRect rect;
6034         rect.size = [(UIImage *) badge_ size];
6035
6036         rect.size.width /= 2;
6037         rect.size.height /= 2;
6038
6039         rect.origin.x = 36 - rect.size.width / 2;
6040         rect.origin.y = 36 - rect.size.height / 2;
6041
6042         [badge_ drawInRect:Retina(rect)];
6043     }
6044
6045     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6046         UISetColor(White_);
6047
6048     if (!highlighted)
6049         UISetColor(commercial_ ? Purple_ : Black_);
6050     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
6051     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
6052
6053     if (!highlighted)
6054         UISetColor(commercial_ ? Purplish_ : Gray_);
6055     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:NSLineBreakByTruncatingTail];
6056
6057     if (placard_ != nil)
6058         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
6059 }
6060
6061 - (void) drawContentRect:(CGRect)rect {
6062     if (summarized_)
6063         [self drawSummaryContentRect:rect];
6064     else
6065         [self drawNormalContentRect:rect];
6066 }
6067
6068 @end
6069 /* }}} */
6070 /* Section Cell {{{ */
6071 @interface SectionCell : CyteTableViewCell <
6072     CyteTableViewCellDelegate
6073 > {
6074     _H<NSString> basic_;
6075     _H<NSString> section_;
6076     _H<NSString> name_;
6077     _H<NSString> count_;
6078     _H<UIImage> icon_;
6079     _H<UISwitch> switch_;
6080     BOOL editing_;
6081 }
6082
6083 - (void) setSection:(Section *)section editing:(BOOL)editing;
6084
6085 @end
6086
6087 @implementation SectionCell
6088
6089 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
6090     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
6091         icon_ = [UIImage imageNamed:@"folder.png"];
6092         // XXX: this initial frame is wrong, but is fixed later
6093         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
6094         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
6095
6096         UIView *content([self contentView]);
6097         CGRect bounds([content bounds]);
6098
6099         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
6100         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6101         [content addSubview:content_];
6102         [content_ setBackgroundColor:[UIColor whiteColor]];
6103
6104         [content_ setDelegate:self];
6105     } return self;
6106 }
6107
6108 - (void) onSwitch:(id)sender {
6109     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
6110     if (metadata == nil) {
6111         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
6112         [Sections_ setObject:metadata forKey:basic_];
6113     }
6114
6115     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
6116 }
6117
6118 - (void) setSection:(Section *)section editing:(BOOL)editing {
6119     if (editing != editing_) {
6120         if (editing_)
6121             [switch_ removeFromSuperview];
6122         else
6123             [self addSubview:switch_];
6124         editing_ = editing;
6125     }
6126
6127     basic_ = nil;
6128     section_ = nil;
6129     name_ = nil;
6130     count_ = nil;
6131
6132     if (section == nil) {
6133         name_ = UCLocalize("ALL_PACKAGES");
6134         count_ = nil;
6135     } else {
6136         basic_ = [section name];
6137         section_ = [section localized];
6138
6139         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
6140         count_ = [NSString stringWithFormat:@"%zd", [section count]];
6141
6142         if (editing_)
6143             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
6144     }
6145
6146     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
6147     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
6148
6149     [content_ setNeedsDisplay];
6150 }
6151
6152 - (void) setFrame:(CGRect)frame {
6153     [super setFrame:frame];
6154
6155     CGRect rect([switch_ frame]);
6156     [switch_ setFrame:CGRectMake(frame.size.width - rect.size.width - 9, 9, rect.size.width, rect.size.height)];
6157 }
6158
6159 - (NSString *) accessibilityLabel {
6160     return name_;
6161 }
6162
6163 - (void) drawContentRect:(CGRect)rect {
6164     bool highlighted(highlighted_ && !editing_);
6165
6166     [icon_ drawInRect:CGRectMake(7, 7, 32, 32)];
6167
6168     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6169         UISetColor(White_);
6170
6171     float width(rect.size.width);
6172     if (editing_)
6173         width -= 9 + [switch_ frame].size.width;
6174
6175     if (!highlighted)
6176         UISetColor(Black_);
6177     [name_ drawAtPoint:CGPointMake(48, 12) forWidth:(width - 58) withFont:Font18_ lineBreakMode:NSLineBreakByTruncatingTail];
6178
6179     CGSize size = [count_ sizeWithFont:Font14_];
6180
6181     UISetColor(Folder_);
6182     if (count_ != nil)
6183         [count_ drawAtPoint:CGPointMake(Retina(10 + (30 - size.width) / 2), 18) withFont:Font12Bold_];
6184 }
6185
6186 @end
6187 /* }}} */
6188
6189 /* File Table {{{ */
6190 @interface FileTable : CyteViewController <
6191     UITableViewDataSource,
6192     UITableViewDelegate
6193 > {
6194     _transient Database *database_;
6195     _H<Package> package_;
6196     _H<NSString> name_;
6197     _H<NSMutableArray> files_;
6198     _H<UITableView, 2> list_;
6199 }
6200
6201 - (id) initWithDatabase:(Database *)database;
6202 - (void) setPackage:(Package *)package;
6203
6204 @end
6205
6206 @implementation FileTable
6207
6208 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
6209     return files_ == nil ? 0 : [files_ count];
6210 }
6211
6212 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
6213     return 24.0f;
6214 }*/
6215
6216 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
6217     static NSString *reuseIdentifier = @"Cell";
6218
6219     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
6220     if (cell == nil) {
6221         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
6222         [cell setFont:[UIFont systemFontOfSize:16]];
6223     }
6224     [cell setText:[files_ objectAtIndex:indexPath.row]];
6225     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
6226
6227     return cell;
6228 }
6229
6230 - (NSURL *) navigationURL {
6231     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
6232 }
6233
6234 - (void) loadView {
6235     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
6236     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6237     [list_ setRowHeight:24.0f];
6238     [(UITableView *) list_ setDataSource:self];
6239     [list_ setDelegate:self];
6240     [self setView:list_];
6241 }
6242
6243 - (void) viewDidLoad {
6244     [super viewDidLoad];
6245
6246     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
6247 }
6248
6249 - (void) releaseSubviews {
6250     list_ = nil;
6251
6252     package_ = nil;
6253     files_ = nil;
6254
6255     [super releaseSubviews];
6256 }
6257
6258 - (id) initWithDatabase:(Database *)database {
6259     if ((self = [super init]) != nil) {
6260         database_ = database;
6261     } return self;
6262 }
6263
6264 - (void) setPackage:(Package *)package {
6265     package_ = nil;
6266     name_ = nil;
6267
6268     files_ = [NSMutableArray arrayWithCapacity:32];
6269
6270     if (package != nil) {
6271         package_ = package;
6272         name_ = [package id];
6273
6274         if (NSArray *files = [package files])
6275             [files_ addObjectsFromArray:files];
6276
6277         if ([files_ count] != 0) {
6278             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
6279                 [files_ removeObjectAtIndex:0];
6280             [files_ sortUsingSelector:@selector(compareByPath:)];
6281
6282             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
6283             [stack addObject:@"/"];
6284
6285             for (int i(0), e([files_ count]); i != e; ++i) {
6286                 NSString *file = [files_ objectAtIndex:i];
6287                 while (![file hasPrefix:[stack lastObject]])
6288                     [stack removeLastObject];
6289                 NSString *directory = [stack lastObject];
6290                 [stack addObject:[file stringByAppendingString:@"/"]];
6291                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
6292                     int(([stack count] - 2) * 3), "",
6293                     [file substringFromIndex:[directory length]]
6294                 ]];
6295             }
6296         }
6297     }
6298
6299     [list_ reloadData];
6300 }
6301
6302 - (void) reloadData {
6303     [super reloadData];
6304
6305     [self setPackage:[database_ packageWithName:name_]];
6306 }
6307
6308 @end
6309 /* }}} */
6310 /* Package Controller {{{ */
6311 @interface CYPackageController : CydiaWebViewController <
6312     UIActionSheetDelegate
6313 > {
6314     _transient Database *database_;
6315     _H<Package> package_;
6316     _H<NSString> name_;
6317     bool commercial_;
6318     std::vector<std::pair<_H<NSString>, _H<NSString>>> buttons_;
6319     _H<UIActionSheet> sheet_;
6320     _H<UIBarButtonItem> button_;
6321     _H<NSArray> versions_;
6322 }
6323
6324 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
6325
6326 @end
6327
6328 @implementation CYPackageController
6329
6330 - (NSURL *) navigationURL {
6331     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6332 }
6333
6334 - (void) _clickButtonWithPackage:(Package *)package {
6335     [delegate_ installPackage:package];
6336 }
6337
6338 - (void) _clickButtonWithName:(NSString *)name {
6339     if ([name isEqualToString:@"CLEAR"])
6340         return [delegate_ clearPackage:package_];
6341     else if ([name isEqualToString:@"REMOVE"])
6342         return [delegate_ removePackage:package_];
6343     else if ([name isEqualToString:@"DOWNGRADE"]) {
6344         sheet_ = [[[UIActionSheet alloc]
6345             initWithTitle:nil
6346             delegate:self
6347             cancelButtonTitle:nil
6348             destructiveButtonTitle:nil
6349             otherButtonTitles:nil
6350         ] autorelease];
6351
6352         for (Package *version in (id) versions_)
6353             [sheet_ addButtonWithTitle:[version latest]];
6354         [sheet_ setContext:@"version"];
6355
6356         [delegate_ showActionSheet:sheet_ fromItem:[[self navigationItem] rightBarButtonItem]];
6357         return;
6358     }
6359
6360     else if ([name isEqualToString:@"INSTALL"]);
6361     else if ([name isEqualToString:@"REINSTALL"]);
6362     else if ([name isEqualToString:@"UPGRADE"]);
6363     else _assert(false);
6364
6365     [delegate_ installPackage:package_];
6366 }
6367
6368 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6369     NSString *context([sheet context]);
6370     if (sheet_ == sheet)
6371         sheet_ = nil;
6372
6373     if ([context isEqualToString:@"modify"]) {
6374         if (button != [sheet cancelButtonIndex]) {
6375             if (IsWildcat_)
6376                 [self performSelector:@selector(_clickButtonWithName:) withObject:buttons_[button].first afterDelay:0];
6377             else
6378                 [self _clickButtonWithName:buttons_[button].first];
6379         }
6380
6381         [sheet dismissWithClickedButtonIndex:button animated:YES];
6382     } else if ([context isEqualToString:@"version"]) {
6383         if (button != [sheet cancelButtonIndex]) {
6384             Package *version([versions_ objectAtIndex:button]);
6385             if (IsWildcat_)
6386                 [self performSelector:@selector(_clickButtonWithPackage:) withObject:version afterDelay:0];
6387             else
6388                 [self _clickButtonWithPackage:version];
6389         }
6390
6391         [sheet dismissWithClickedButtonIndex:button animated:YES];
6392     }
6393 }
6394
6395 - (bool) _allowJavaScriptPanel {
6396     return commercial_;
6397 }
6398
6399 #if !AlwaysReload
6400 - (void) _customButtonClicked {
6401     if (commercial_ && [package_ uninstalled])
6402         return [self reloadURLWithCache:NO];
6403
6404     size_t count(buttons_.size());
6405     if (count == 0)
6406         return;
6407
6408     if (count == 1)
6409         [self _clickButtonWithName:buttons_[0].first];
6410     else {
6411         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6412         for (const auto &button : buttons_)
6413             [buttons addObject:button.second];
6414
6415         sheet_ = [[[UIActionSheet alloc]
6416             initWithTitle:nil
6417             delegate:self
6418             cancelButtonTitle:nil
6419             destructiveButtonTitle:nil
6420             otherButtonTitles:nil
6421         ] autorelease];
6422
6423         for (NSString *button in buttons)
6424             [sheet_ addButtonWithTitle:button];
6425         [sheet_ setContext:@"modify"];
6426
6427         [delegate_ showActionSheet:sheet_ fromItem:[[self navigationItem] rightBarButtonItem]];
6428     }
6429 }
6430
6431 - (void) applyLoadingTitle {
6432     // Don't show "Loading" as the title. Ever.
6433 }
6434
6435 - (UIBarButtonItem *) rightButton {
6436     return button_;
6437 }
6438 #endif
6439
6440 - (void) setPageColor:(UIColor *)color {
6441     return [super setPageColor:nil];
6442 }
6443
6444 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6445     if ((self = [super init]) != nil) {
6446         database_ = database;
6447         name_ = name == nil ? @"" : [NSString stringWithString:name];
6448         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6449     } return self;
6450 }
6451
6452 - (void) reloadData {
6453     [super reloadData];
6454
6455     [sheet_ dismissWithClickedButtonIndex:[sheet_ cancelButtonIndex] animated:YES];
6456     sheet_ = nil;
6457
6458     package_ = [database_ packageWithName:name_];
6459     versions_ = [package_ downgrades];
6460
6461     buttons_.clear();
6462
6463     if (package_ != nil) {
6464         [(Package *) package_ parse];
6465
6466         commercial_ = [package_ isCommercial];
6467
6468         if ([package_ mode] != nil)
6469             buttons_.push_back(std::make_pair(@"CLEAR", UCLocalize("CLEAR")));
6470         if ([package_ source] == nil);
6471         else if ([package_ upgradableAndEssential:NO])
6472             buttons_.push_back(std::make_pair(@"UPGRADE", UCLocalize("UPGRADE")));
6473         else if ([package_ uninstalled])
6474             buttons_.push_back(std::make_pair(@"INSTALL", UCLocalize("INSTALL")));
6475         else
6476             buttons_.push_back(std::make_pair(@"REINSTALL", UCLocalize("REINSTALL")));
6477         if (![package_ uninstalled])
6478             buttons_.push_back(std::make_pair(@"REMOVE", UCLocalize("REMOVE")));
6479         if ([versions_ count] != 0)
6480             buttons_.push_back(std::make_pair(@"DOWNGRADE", UCLocalize("DOWNGRADE")));
6481     }
6482
6483     NSString *title;
6484     switch (buttons_.size()) {
6485         case 0: title = nil; break;
6486         case 1: title = buttons_[0].second; break;
6487         default: title = UCLocalize("MODIFY"); break;
6488     }
6489
6490     button_ = [[[UIBarButtonItem alloc]
6491         initWithTitle:title
6492         style:UIBarButtonItemStylePlain
6493         target:self
6494         action:@selector(customButtonClicked)
6495     ] autorelease];
6496 }
6497
6498 - (bool) isLoading {
6499     return commercial_ ? [super isLoading] : false;
6500 }
6501
6502 @end
6503 /* }}} */
6504
6505 /* Package List Controller {{{ */
6506 @interface PackageListController : CyteViewController <
6507     UITableViewDataSource,
6508     UITableViewDelegate
6509 > {
6510     _transient Database *database_;
6511     unsigned era_;
6512     _H<NSArray> packages_;
6513     _H<NSArray> sections_;
6514     _H<UITableView, 2> list_;
6515
6516     _H<NSArray> thumbs_;
6517     std::vector<NSInteger> offset_;
6518
6519     _H<NSString> title_;
6520     unsigned reloading_;
6521 }
6522
6523 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6524 - (void) setDelegate:(id)delegate;
6525 - (void) resetCursor;
6526 - (void) clearData;
6527
6528 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages;
6529
6530 @end
6531
6532 @implementation PackageListController
6533
6534 - (NSURL *) referrerURL {
6535     return [self navigationURL];
6536 }
6537
6538 - (bool) isSummarized {
6539     return false;
6540 }
6541
6542 - (bool) showsSections {
6543     return true;
6544 }
6545
6546 - (void) deselectWithAnimation:(BOOL)animated {
6547     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6548 }
6549
6550 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6551     CGRect base = [[self view] bounds];
6552     base.size.height -= bounds.size.height;
6553     base.origin = [list_ frame].origin;
6554
6555     [UIView beginAnimations:nil context:NULL];
6556     [UIView setAnimationBeginsFromCurrentState:YES];
6557     [UIView setAnimationCurve:curve];
6558     [UIView setAnimationDuration:duration];
6559     [list_ setFrame:base];
6560     [UIView commitAnimations];
6561 }
6562
6563 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6564     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6565 }
6566
6567 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6568     [self resizeForKeyboardBounds:bounds duration:0];
6569 }
6570
6571 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6572     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6573         *curve = UIViewAnimationCurveEaseInOut;
6574     else
6575         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6576
6577     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6578         *duration = 0.3;
6579     else
6580         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6581 }
6582
6583 - (void) keyboardWillShow:(NSNotification *)notification {
6584     CGRect bounds;
6585     CGPoint center;
6586     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6587     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6588
6589     NSTimeInterval duration;
6590     UIViewAnimationCurve curve;
6591     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6592
6593     CGRect kbframe = CGRectMake(Retina(center.x - bounds.size.width / 2), Retina(center.y - bounds.size.height / 2), bounds.size.width, bounds.size.height);
6594     UIViewController *base = self;
6595     while ([base parentOrPresentingViewController] != nil)
6596         base = [base parentOrPresentingViewController];
6597     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6598     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6599
6600     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6601         intersection.size.height += CYStatusBarHeight();
6602
6603     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6604 }
6605
6606 - (void) keyboardWillHide:(NSNotification *)notification {
6607     NSTimeInterval duration;
6608     UIViewAnimationCurve curve;
6609     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6610
6611     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6612 }
6613
6614 - (void) viewWillAppear:(BOOL)animated {
6615     [super viewWillAppear:animated];
6616
6617     [self resizeForKeyboardBounds:CGRectZero];
6618     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6619     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6620 }
6621
6622 - (void) viewWillDisappear:(BOOL)animated {
6623     [super viewWillDisappear:animated];
6624
6625     [self resizeForKeyboardBounds:CGRectZero];
6626     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6627     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6628 }
6629
6630 - (void) viewDidAppear:(BOOL)animated {
6631     [super viewDidAppear:animated];
6632     [self deselectWithAnimation:animated];
6633 }
6634
6635 - (void) didSelectPackage:(Package *)package {
6636     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6637     [view setDelegate:delegate_];
6638     [[self navigationController] pushViewController:view animated:YES];
6639 }
6640
6641 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6642     NSInteger count([sections_ count]);
6643     return count == 0 ? 1 : count;
6644 }
6645
6646 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6647     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6648         return nil;
6649     return [[sections_ objectAtIndex:section] name];
6650 }
6651
6652 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6653     if ([sections_ count] == 0)
6654         return 0;
6655     return [[sections_ objectAtIndex:section] count];
6656 }
6657
6658 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6659 @synchronized (database_) {
6660     if ([database_ era] != era_)
6661         return nil;
6662
6663     Section *section([sections_ objectAtIndex:[path section]]);
6664     NSInteger row([path row]);
6665     Package *package([packages_ objectAtIndex:([section row] + row)]);
6666     return [[package retain] autorelease];
6667 } }
6668
6669 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6670     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6671     if (cell == nil)
6672         cell = [[[PackageCell alloc] init] autorelease];
6673
6674     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6675     [cell setPackage:package asSummary:[self isSummarized]];
6676     return cell;
6677 }
6678
6679 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6680     Package *package([self packageAtIndexPath:path]);
6681     package = [database_ packageWithName:[package id]];
6682     [self didSelectPackage:package];
6683 }
6684
6685 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6686     return thumbs_;
6687 }
6688
6689 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6690     return offset_[index];
6691 }
6692
6693 - (void) updateHeight {
6694     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6695 }
6696
6697 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6698     if ((self = [super init]) != nil) {
6699         database_ = database;
6700         title_ = [title copy];
6701         [[self navigationItem] setTitle:title_];
6702     } return self;
6703 }
6704
6705 - (void) loadView {
6706     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6707     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6708     [self setView:view];
6709
6710     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6711     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6712     [view addSubview:list_];
6713
6714     // XXX: is 20 the most optimal number here?
6715     [list_ setSectionIndexMinimumDisplayRowCount:20];
6716
6717     [(UITableView *) list_ setDataSource:self];
6718     [list_ setDelegate:self];
6719
6720     [self updateHeight];
6721 }
6722
6723 - (void) releaseSubviews {
6724     list_ = nil;
6725
6726     packages_ = nil;
6727     sections_ = nil;
6728
6729     thumbs_ = nil;
6730     offset_.clear();
6731
6732     [super releaseSubviews];
6733 }
6734
6735 - (void) setDelegate:(id)delegate {
6736     delegate_ = delegate;
6737 }
6738
6739 - (bool) shouldYield {
6740     return false;
6741 }
6742
6743 - (bool) shouldBlock {
6744     return false;
6745 }
6746
6747 - (NSMutableArray *) _reloadPackages {
6748 @synchronized (database_) {
6749     era_ = [database_ era];
6750     NSArray *packages([database_ packages]);
6751
6752     return [NSMutableArray arrayWithArray:packages];
6753 } }
6754
6755 - (void) _reloadData {
6756     if (reloading_ != 0) {
6757         reloading_ = 2;
6758         return;
6759     }
6760
6761     NSMutableArray *packages;
6762
6763   reload:
6764     if ([self shouldYield]) {
6765         do {
6766             UIProgressHUD *hud;
6767
6768             if (![self shouldBlock])
6769                 hud = nil;
6770             else {
6771                 hud = [delegate_ addProgressHUD];
6772                 [hud setText:UCLocalize("LOADING")];
6773             }
6774
6775             reloading_ = 1;
6776             packages = [self yieldToSelector:@selector(_reloadPackages)];
6777
6778             if (hud != nil)
6779                 [delegate_ removeProgressHUD:hud];
6780         } while (reloading_ == 2);
6781     } else {
6782         packages = [self _reloadPackages];
6783     }
6784
6785 @synchronized (database_) {
6786     if (era_ != [database_ era])
6787         goto reload;
6788     reloading_ = 0;
6789
6790     thumbs_ = nil;
6791     offset_.clear();
6792
6793     packages_ = packages;
6794
6795     if ([self showsSections])
6796         sections_ = [self sectionsForPackages:packages];
6797     else {
6798         Section *section([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6799         [section setCount:[packages_ count]];
6800         sections_ = [NSArray arrayWithObject:section];
6801     }
6802
6803     [self updateHeight];
6804
6805     _profile(PackageTable$reloadData$List)
6806         [(UITableView *) list_ setDataSource:self];
6807         [list_ reloadData];
6808     _end
6809 }
6810
6811     PrintTimes();
6812 }
6813
6814 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
6815     Section *prefix([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6816     size_t end([packages count]);
6817
6818     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
6819     Section *section(prefix);
6820
6821     thumbs_ = CollationThumbs_;
6822     offset_ = CollationOffset_;
6823
6824     size_t offset(0);
6825     size_t offsets([CollationStarts_ count]);
6826
6827     NSString *start([CollationStarts_ objectAtIndex:offset]);
6828     size_t length([start length]);
6829
6830     for (size_t index(0); index != end; ++index) {
6831         if (start != nil) {
6832             Package *package([packages objectAtIndex:index]);
6833             NSString *name(PackageName(package, @selector(cyname)));
6834
6835             //while ([start compare:name options:NSNumericSearch range:NSMakeRange(0, length) locale:CollationLocale_] != NSOrderedDescending) {
6836             while (StringNameCompare(start, name, length) != kCFCompareGreaterThan) {
6837                 NSString *title([CollationTitles_ objectAtIndex:offset]);
6838                 section = [[[Section alloc] initWithName:title row:index localize:NO] autorelease];
6839                 [sections addObject:section];
6840
6841                 start = ++offset == offsets ? nil : [CollationStarts_ objectAtIndex:offset];
6842                 if (start == nil)
6843                     break;
6844                 length = [start length];
6845             }
6846         }
6847
6848         [section addToCount];
6849     }
6850
6851     for (; offset != offsets; ++offset) {
6852         NSString *title([CollationTitles_ objectAtIndex:offset]);
6853         Section *section([[[Section alloc] initWithName:title row:end localize:NO] autorelease]);
6854         [sections addObject:section];
6855     }
6856
6857     if ([prefix count] != 0) {
6858         Section *suffix([sections lastObject]);
6859         [prefix setName:[suffix name]];
6860         [suffix setName:nil];
6861         [sections insertObject:prefix atIndex:(offsets - 1)];
6862     }
6863
6864     return sections;
6865 }
6866
6867 - (void) reloadData {
6868     [super reloadData];
6869
6870     if ([self shouldYield])
6871         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6872     else
6873         [self _reloadData];
6874 }
6875
6876 - (void) resetCursor {
6877     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6878 }
6879
6880 - (void) clearData {
6881     [self updateHeight];
6882
6883     [list_ setDataSource:nil];
6884     [list_ reloadData];
6885
6886     [self resetCursor];
6887 }
6888
6889 @end
6890 /* }}} */
6891 /* Filtered Package List Controller {{{ */
6892 typedef Function<bool, Package *> PackageFilter;
6893 typedef Function<void, NSMutableArray *> PackageSorter;
6894 @interface FilteredPackageListController : PackageListController {
6895     PackageFilter filter_;
6896     PackageSorter sorter_;
6897 }
6898
6899 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter;
6900
6901 - (void) setFilter:(PackageFilter)filter;
6902 - (void) setSorter:(PackageSorter)sorter;
6903
6904 @end
6905
6906 @implementation FilteredPackageListController
6907
6908 - (void) setFilter:(PackageFilter)filter {
6909 @synchronized (self) {
6910     filter_ = filter;
6911 } }
6912
6913 - (void) setSorter:(PackageSorter)sorter {
6914 @synchronized (self) {
6915     sorter_ = sorter;
6916 } }
6917
6918 - (NSMutableArray *) _reloadPackages {
6919 @synchronized (database_) {
6920     era_ = [database_ era];
6921
6922     NSArray *packages([database_ packages]);
6923     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6924
6925     PackageFilter filter;
6926     PackageSorter sorter;
6927
6928     @synchronized (self) {
6929         filter = filter_;
6930         sorter = sorter_;
6931     }
6932
6933     _profile(PackageTable$reloadData$Filter)
6934         for (Package *package in packages)
6935             if (filter(package))
6936                 [filtered addObject:package];
6937     _end
6938
6939     if (sorter)
6940         sorter(filtered);
6941     return filtered;
6942 } }
6943
6944 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter {
6945     if ((self = [super initWithDatabase:database title:title]) != nil) {
6946         [self setFilter:filter];
6947     } return self;
6948 }
6949
6950 @end
6951 /* }}} */
6952
6953 /* Home Controller {{{ */
6954 @interface HomeController : CydiaWebViewController {
6955     CFRunLoopRef runloop_;
6956     SCNetworkReachabilityRef reachability_;
6957 }
6958
6959 @end
6960
6961 @implementation HomeController
6962
6963 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6964     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6965 }
6966
6967 - (id) init {
6968     if ((self = [super init]) != nil) {
6969         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6970         [self reloadData];
6971
6972         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6973         if (reachability_ != NULL) {
6974             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6975             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6976
6977             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6978             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6979                 runloop_ = runloop;
6980         }
6981     } return self;
6982 }
6983
6984 - (void) dealloc {
6985     if (reachability_ != NULL && runloop_ != NULL)
6986         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6987     [super dealloc];
6988 }
6989
6990 - (NSURL *) navigationURL {
6991     return [NSURL URLWithString:@"cydia://home"];
6992 }
6993
6994 - (void) aboutButtonClicked {
6995     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6996
6997     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6998     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6999     [alert setCancelButtonIndex:0];
7000
7001     [alert setMessage:
7002         @"Copyright \u00a9 2008-2015\n"
7003         "SaurikIT, LLC\n"
7004         "\n"
7005         "Jay Freeman (saurik)\n"
7006         "saurik@saurik.com\n"
7007         "http://www.saurik.com/"
7008     ];
7009
7010     [alert show];
7011 }
7012
7013 - (UIBarButtonItem *) leftButton {
7014     return [[[UIBarButtonItem alloc]
7015         initWithTitle:UCLocalize("ABOUT")
7016         style:UIBarButtonItemStylePlain
7017         target:self
7018         action:@selector(aboutButtonClicked)
7019     ] autorelease];
7020 }
7021
7022 @end
7023 /* }}} */
7024
7025 /* Cydia Navigation Controller Interface {{{ */
7026 @interface UINavigationController (Cydia)
7027
7028 - (NSArray *) navigationURLCollection;
7029 - (void) unloadData;
7030
7031 @end
7032 /* }}} */
7033
7034 /* Cydia Tab Bar Controller {{{ */
7035 @interface CydiaTabBarController : CyteTabBarController <
7036     UITabBarControllerDelegate,
7037     FetchDelegate
7038 > {
7039     _transient Database *database_;
7040
7041     _H<UIActivityIndicatorView> indicator_;
7042
7043     bool updating_;
7044     // XXX: ok, "updatedelegate_"?...
7045     _transient NSObject<CydiaDelegate> *updatedelegate_;
7046 }
7047
7048 - (NSArray *) navigationURLCollection;
7049 - (void) beginUpdate;
7050 - (BOOL) updating;
7051
7052 @end
7053
7054 @implementation CydiaTabBarController
7055
7056 - (NSArray *) navigationURLCollection {
7057     NSMutableArray *items([NSMutableArray array]);
7058
7059     // XXX: Should this deal with transient view controllers?
7060     for (id navigation in [self viewControllers]) {
7061         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
7062         if (stack != nil)
7063             [items addObject:stack];
7064     }
7065
7066     return items;
7067 }
7068
7069 - (id) initWithDatabase:(Database *)database {
7070     if ((self = [super init]) != nil) {
7071         database_ = database;
7072         [self setDelegate:self];
7073
7074         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteTiny] autorelease];
7075         [indicator_ setOrigin:CGPointMake(kCFCoreFoundationVersionNumber >= 800 ? 2 : 4, 2)];
7076
7077         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7078     } return self;
7079 }
7080
7081 - (void) beginUpdate {
7082     if (updating_)
7083         return;
7084
7085     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7086     UITabBarItem *item([controller tabBarItem]);
7087
7088     [item setBadgeValue:@""];
7089     UIView *badge(MSHookIvar<UIView *>([item view], "_badge"));
7090
7091     [indicator_ startAnimating];
7092     [badge addSubview:indicator_];
7093
7094     [updatedelegate_ retainNetworkActivityIndicator];
7095     updating_ = true;
7096
7097     [NSThread
7098         detachNewThreadSelector:@selector(performUpdate)
7099         toTarget:self
7100         withObject:nil
7101     ];
7102 }
7103
7104 - (void) performUpdate {
7105     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
7106
7107     SourceStatus status(self, database_);
7108     [database_ updateWithStatus:status];
7109
7110     [self
7111         performSelectorOnMainThread:@selector(completeUpdate)
7112         withObject:nil
7113         waitUntilDone:NO
7114     ];
7115
7116     [pool release];
7117 }
7118
7119 - (void) stopUpdateWithSelector:(SEL)selector {
7120     updating_ = false;
7121     [updatedelegate_ releaseNetworkActivityIndicator];
7122
7123     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7124     [[controller tabBarItem] setBadgeValue:nil];
7125
7126     [indicator_ removeFromSuperview];
7127     [indicator_ stopAnimating];
7128
7129     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
7130 }
7131
7132 - (void) completeUpdate {
7133     if (!updating_)
7134         return;
7135     [self stopUpdateWithSelector:@selector(reloadData)];
7136 }
7137
7138 - (void) cancelUpdate {
7139     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
7140 }
7141
7142 - (void) cancelPressed {
7143     [self cancelUpdate];
7144 }
7145
7146 - (BOOL) updating {
7147     return updating_;
7148 }
7149
7150 - (bool) isSourceCancelled {
7151     return !updating_;
7152 }
7153
7154 - (void) startSourceFetch:(NSString *)uri {
7155 }
7156
7157 - (void) stopSourceFetch:(NSString *)uri {
7158 }
7159
7160 - (void) setUpdateDelegate:(id)delegate {
7161     updatedelegate_ = delegate;
7162 }
7163
7164 @end
7165 /* }}} */
7166
7167 /* Cydia Navigation Controller Implementation {{{ */
7168 @implementation UINavigationController (Cydia)
7169
7170 - (NSArray *) navigationURLCollection {
7171     NSMutableArray *stack([NSMutableArray array]);
7172
7173     for (CyteViewController *controller in [self viewControllers]) {
7174         NSString *url = [[controller navigationURL] absoluteString];
7175         if (url != nil)
7176             [stack addObject:url];
7177     }
7178
7179     return stack;
7180 }
7181
7182 - (void) reloadData {
7183     [super reloadData];
7184
7185     UIViewController *visible([self visibleViewController]);
7186     if (visible != nil)
7187         [visible reloadData];
7188
7189     // on the iPad, this view controller is ALSO visible. :(
7190     if (IsWildcat_)
7191         if (UIViewController *modal = [self modalViewController])
7192             if ([modal modalPresentationStyle] == UIModalPresentationFormSheet)
7193                 if (UIViewController *top = [self topViewController])
7194                     if (top != visible)
7195                         [top reloadData];
7196 }
7197
7198 - (void) unloadData {
7199     for (CyteViewController *page in [self viewControllers])
7200         [page unloadData];
7201
7202     [super unloadData];
7203 }
7204
7205 @end
7206 /* }}} */
7207
7208 /* Cydia:// Protocol {{{ */
7209 @interface CydiaURLProtocol : NSURLProtocol {
7210 }
7211
7212 @end
7213
7214 @implementation CydiaURLProtocol
7215
7216 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7217     NSURL *url([request URL]);
7218     if (url == nil)
7219         return NO;
7220
7221     NSString *scheme([[url scheme] lowercaseString]);
7222     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7223         return YES;
7224     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7225         return YES;
7226
7227     return NO;
7228 }
7229
7230 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7231     return request;
7232 }
7233
7234 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7235     id<NSURLProtocolClient> client([self client]);
7236     if (icon == nil)
7237         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7238     else {
7239         NSData *data(UIImagePNGRepresentation(icon));
7240
7241         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7242         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7243         [client URLProtocol:self didLoadData:data];
7244         [client URLProtocolDidFinishLoading:self];
7245     }
7246 }
7247
7248 - (void) startLoading {
7249     id<NSURLProtocolClient> client([self client]);
7250     NSURLRequest *request([self request]);
7251
7252     NSURL *url([request URL]);
7253     NSString *href([url absoluteString]);
7254     NSString *scheme([[url scheme] lowercaseString]);
7255
7256     NSString *path;
7257
7258     if ([scheme isEqualToString:@"cydia"])
7259         path = [href substringFromIndex:8];
7260     else if ([scheme isEqualToString:@"about"])
7261         path = [href substringFromIndex:12];
7262     else _assert(false);
7263
7264     NSRange slash([path rangeOfString:@"/"]);
7265
7266     NSString *command;
7267     if (slash.location == NSNotFound) {
7268         command = path;
7269         path = nil;
7270     } else {
7271         command = [path substringToIndex:slash.location];
7272         path = [path substringFromIndex:(slash.location + 1)];
7273     }
7274
7275     Database *database([Database sharedInstance]);
7276
7277     if (false);
7278     else if ([command isEqualToString:@"application-icon"]) {
7279         if (path == nil)
7280             goto fail;
7281         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7282
7283         UIImage *icon(nil);
7284
7285         if (icon == nil && $SBSCopyIconImagePNGDataForDisplayIdentifier != NULL) {
7286             NSData *data([$SBSCopyIconImagePNGDataForDisplayIdentifier(path) autorelease]);
7287             icon = [UIImage imageWithData:data];
7288         }
7289
7290         if (icon == nil)
7291             if (NSString *file = SBSCopyIconImagePathForDisplayIdentifier(path))
7292                 icon = [UIImage imageAtPath:file];
7293
7294         if (icon == nil)
7295             icon = [UIImage imageNamed:@"unknown.png"];
7296
7297         [self _returnPNGWithImage:icon forRequest:request];
7298     } else if ([command isEqualToString:@"package-icon"]) {
7299         if (path == nil)
7300             goto fail;
7301         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7302         Package *package([database packageWithName:path]);
7303         if (package == nil)
7304             goto fail;
7305         [package parse];
7306         UIImage *icon([package icon]);
7307         [self _returnPNGWithImage:icon forRequest:request];
7308     } else if ([command isEqualToString:@"uikit-image"]) {
7309         if (path == nil)
7310             goto fail;
7311         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7312         UIImage *icon(_UIImageWithName(path));
7313         [self _returnPNGWithImage:icon forRequest:request];
7314     } else if ([command isEqualToString:@"section-icon"]) {
7315         if (path == nil)
7316             goto fail;
7317         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7318         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7319         if (icon == nil)
7320             icon = [UIImage imageNamed:@"unknown.png"];
7321         [self _returnPNGWithImage:icon forRequest:request];
7322     } else fail: {
7323         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7324     }
7325 }
7326
7327 - (void) stopLoading {
7328 }
7329
7330 @end
7331 /* }}} */
7332
7333 /* Section Controller {{{ */
7334 @interface SectionController : FilteredPackageListController {
7335     _H<NSString> key_;
7336     _H<NSString> section_;
7337 }
7338
7339 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section;
7340
7341 @end
7342
7343 @implementation SectionController
7344
7345 - (NSURL *) referrerURL {
7346     NSString *name(section_);
7347     name = name ?: @"*";
7348     NSString *key(key_);
7349     key = key ?: @"*";
7350     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@/%@", UI_, [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7351 }
7352
7353 - (NSURL *) navigationURL {
7354     NSString *name(section_);
7355     name = name ?: @"*";
7356     NSString *key(key_);
7357     key = key ?: @"*";
7358     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@/%@", [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7359 }
7360
7361 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section {
7362     NSString *title;
7363     if (section == nil)
7364         title = UCLocalize("ALL_PACKAGES");
7365     else if (![section isEqual:@""])
7366         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(section) value:nil table:@"Sections"];
7367     else
7368         title = UCLocalize("NO_SECTION");
7369
7370     if ((self = [super initWithDatabase:database title:title]) != nil) {
7371         key_ = [source key];
7372         section_ = section;
7373     } return self;
7374 }
7375
7376 - (void) reloadData {
7377     Source *source([database_ sourceWithKey:key_]);
7378     _H<NSString> name(section_);
7379
7380     [self setFilter:[=](Package *package) {
7381         NSString *section([package section]);
7382
7383         return (
7384             name == nil ||
7385             section == nil && [name length] == 0 ||
7386             [name isEqualToString:section]
7387         ) && (
7388             source == nil ||
7389             [package source] == source
7390         ) && [package visible];
7391     }];
7392
7393     [super reloadData];
7394 }
7395
7396 @end
7397 /* }}} */
7398 /* Sections Controller {{{ */
7399 @interface SectionsController : CyteViewController <
7400     UITableViewDataSource,
7401     UITableViewDelegate
7402 > {
7403     _transient Database *database_;
7404     _H<NSString> key_;
7405     _H<NSMutableArray> sections_;
7406     _H<NSMutableArray> filtered_;
7407     _H<UITableView, 2> list_;
7408 }
7409
7410 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7411 - (void) editButtonClicked;
7412
7413 @end
7414
7415 @implementation SectionsController
7416
7417 - (NSURL *) navigationURL {
7418     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
7419 }
7420
7421 - (Source *) source {
7422     if (key_ == nil)
7423         return nil;
7424     return [database_ sourceWithKey:key_];
7425 }
7426
7427 - (void) updateNavigationItem {
7428     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7429     if ([sections_ count] == 0) {
7430         [[self navigationItem] setRightBarButtonItem:nil];
7431     } else {
7432         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7433             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7434             target:self
7435             action:@selector(editButtonClicked)
7436         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7437     }
7438 }
7439
7440 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7441     [super setEditing:editing animated:animated];
7442
7443     if (editing)
7444         [list_ reloadData];
7445     else
7446         [delegate_ updateData];
7447
7448     [self updateNavigationItem];
7449 }
7450
7451 - (void) viewDidAppear:(BOOL)animated {
7452     [super viewDidAppear:animated];
7453     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7454 }
7455
7456 - (void) viewWillDisappear:(BOOL)animated {
7457     [super viewWillDisappear:animated];
7458     [self setEditing:NO];
7459 }
7460
7461 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7462     Section *section = nil;
7463     int index = [indexPath row];
7464     if (![self isEditing]) {
7465         index -= 1;
7466         if (index >= 0)
7467             section = [filtered_ objectAtIndex:index];
7468     } else {
7469         section = [sections_ objectAtIndex:index];
7470     }
7471     return section;
7472 }
7473
7474 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7475     if ([self isEditing])
7476         return [sections_ count];
7477     else
7478         return [filtered_ count] + 1;
7479 }
7480
7481 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7482     return 45.0f;
7483 }*/
7484
7485 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7486     static NSString *reuseIdentifier = @"SectionCell";
7487
7488     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7489     if (cell == nil)
7490         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7491
7492     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7493
7494     return cell;
7495 }
7496
7497 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7498     if ([self isEditing])
7499         return;
7500
7501     Section *section = [self sectionAtIndexPath:indexPath];
7502
7503     SectionController *controller = [[[SectionController alloc]
7504         initWithDatabase:database_
7505         source:[self source]
7506         section:[section name]
7507     ] autorelease];
7508     [controller setDelegate:delegate_];
7509
7510     [[self navigationController] pushViewController:controller animated:YES];
7511 }
7512
7513 - (void) loadView {
7514     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7515     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7516     [list_ setRowHeight:46];
7517     [(UITableView *) list_ setDataSource:self];
7518     [list_ setDelegate:self];
7519     [self setView:list_];
7520 }
7521
7522 - (void) viewDidLoad {
7523     [super viewDidLoad];
7524
7525     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7526 }
7527
7528 - (void) releaseSubviews {
7529     list_ = nil;
7530
7531     sections_ = nil;
7532     filtered_ = nil;
7533
7534     [super releaseSubviews];
7535 }
7536
7537 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7538     if ((self = [super init]) != nil) {
7539         database_ = database;
7540         key_ = [source key];
7541     } return self;
7542 }
7543
7544 - (void) reloadData {
7545     [super reloadData];
7546
7547     NSArray *packages = [database_ packages];
7548
7549     sections_ = [NSMutableArray arrayWithCapacity:16];
7550     filtered_ = [NSMutableArray arrayWithCapacity:16];
7551
7552     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7553
7554     Source *source([self source]);
7555
7556     _trace();
7557     for (Package *package in packages) {
7558         if (source != nil && [package source] != source)
7559             continue;
7560
7561         NSString *name([package section]);
7562         NSString *key(name == nil ? @"" : name);
7563
7564         Section *section;
7565
7566         _profile(SectionsView$reloadData$Section)
7567             section = [sections objectForKey:key];
7568             if (section == nil) {
7569                 _profile(SectionsView$reloadData$Section$Allocate)
7570                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7571                     [sections setObject:section forKey:key];
7572                 _end
7573             }
7574         _end
7575
7576         [section addToCount];
7577
7578         _profile(SectionsView$reloadData$Filter)
7579             if (![package visible])
7580                 continue;
7581         _end
7582
7583         [section addToRow];
7584     }
7585     _trace();
7586
7587     [sections_ addObjectsFromArray:[sections allValues]];
7588
7589     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7590
7591     for (Section *section in (id) sections_) {
7592         size_t count([section row]);
7593         if (count == 0)
7594             continue;
7595
7596         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7597         [section setCount:count];
7598         [filtered_ addObject:section];
7599     }
7600
7601     [self updateNavigationItem];
7602     [list_ reloadData];
7603     _trace();
7604 }
7605
7606 - (void) editButtonClicked {
7607     [self setEditing:![self isEditing] animated:YES];
7608 }
7609
7610 @end
7611 /* }}} */
7612
7613 /* Changes Controller {{{ */
7614 @interface ChangesController : FilteredPackageListController {
7615     unsigned upgrades_;
7616 }
7617
7618 - (id) initWithDatabase:(Database *)database;
7619
7620 @end
7621
7622 @implementation ChangesController
7623
7624 - (NSURL *) referrerURL {
7625     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/changes/", UI_]];
7626 }
7627
7628 - (NSURL *) navigationURL {
7629     return [NSURL URLWithString:@"cydia://changes"];
7630 }
7631
7632 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7633 @synchronized (database_) {
7634     if ([database_ era] != era_)
7635         return nil;
7636
7637     NSUInteger sectionIndex([path section]);
7638     if (sectionIndex >= [sections_ count])
7639         return nil;
7640     Section *section([sections_ objectAtIndex:sectionIndex]);
7641     NSInteger row([path row]);
7642     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7643 } }
7644
7645 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7646     NSString *context([alert context]);
7647
7648     if ([context isEqualToString:@"norefresh"])
7649         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7650 }
7651
7652 - (void) setLeftBarButtonItem {
7653     if ([delegate_ updating])
7654         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7655             initWithTitle:UCLocalize("CANCEL")
7656             style:UIBarButtonItemStyleDone
7657             target:self
7658             action:@selector(cancelButtonClicked)
7659         ] autorelease] animated:YES];
7660     else
7661         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7662             initWithTitle:UCLocalize("REFRESH")
7663             style:UIBarButtonItemStylePlain
7664             target:self
7665             action:@selector(refreshButtonClicked)
7666         ] autorelease] animated:YES];
7667 }
7668
7669 - (void) refreshButtonClicked {
7670     if ([delegate_ requestUpdate])
7671         [self setLeftBarButtonItem];
7672 }
7673
7674 - (void) cancelButtonClicked {
7675     [delegate_ cancelUpdate];
7676 }
7677
7678 - (void) upgradeButtonClicked {
7679     [delegate_ distUpgrade];
7680     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7681 }
7682
7683 - (bool) shouldYield {
7684     return true;
7685 }
7686
7687 - (bool) shouldBlock {
7688     return true;
7689 }
7690
7691 - (void) useFilter {
7692 @synchronized (self) {
7693     [self setFilter:[](Package *package) {
7694         return [package upgradableAndEssential:YES] || [package visible];
7695     }];
7696
7697     [self setSorter:[](NSMutableArray *packages) {
7698         [packages radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7699     }];
7700 } }
7701
7702 - (id) initWithDatabase:(Database *)database {
7703     if ((self = [super initWithDatabase:database title:UCLocalize("CHANGES")]) != nil) {
7704         [self useFilter];
7705     } return self;
7706 }
7707
7708 - (void) viewDidLoad {
7709     [super viewDidLoad];
7710     [self setLeftBarButtonItem];
7711 }
7712
7713 - (void) viewWillAppear:(BOOL)animated {
7714     [super viewWillAppear:animated];
7715     [self setLeftBarButtonItem];
7716 }
7717
7718 - (void) reloadData {
7719     [self setLeftBarButtonItem];
7720     [super reloadData];
7721 }
7722
7723 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
7724     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
7725
7726     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7727     Section *ignored = nil;
7728     Section *section = nil;
7729     time_t last = 0;
7730
7731     upgrades_ = 0;
7732     bool unseens = false;
7733
7734     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7735
7736     for (size_t offset = 0, count = [packages count]; offset != count; ++offset) {
7737         Package *package = [packages objectAtIndex:offset];
7738
7739         BOOL uae = [package upgradableAndEssential:YES];
7740
7741         if (!uae) {
7742             unseens = true;
7743             time_t seen([package seen]);
7744
7745             if (section == nil || last != seen) {
7746                 last = seen;
7747
7748                 NSString *name;
7749                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7750                 [name autorelease];
7751
7752                 _profile(ChangesController$reloadData$Allocate)
7753                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7754                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7755                     [sections addObject:section];
7756                 _end
7757             }
7758
7759             [section addToCount];
7760         } else if ([package ignored]) {
7761             if (ignored == nil) {
7762                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7763             }
7764             [ignored addToCount];
7765         } else {
7766             ++upgrades_;
7767             [upgradable addToCount];
7768         }
7769     }
7770     _trace();
7771
7772     CFRelease(formatter);
7773
7774     if (unseens) {
7775         Section *last = [sections lastObject];
7776         size_t count = [last count];
7777         [packages removeObjectsInRange:NSMakeRange([packages count] - count, count)];
7778         [sections removeLastObject];
7779     }
7780
7781     if ([ignored count] != 0)
7782         [sections insertObject:ignored atIndex:0];
7783     if (upgrades_ != 0)
7784         [sections insertObject:upgradable atIndex:0];
7785
7786     [list_ reloadData];
7787
7788     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7789         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7790         style:UIBarButtonItemStylePlain
7791         target:self
7792         action:@selector(upgradeButtonClicked)
7793     ] autorelease]) animated:YES];
7794
7795     return sections;
7796 }
7797
7798 @end
7799 /* }}} */
7800 /* Search Controller {{{ */
7801 @interface SearchController : FilteredPackageListController <
7802     UISearchBarDelegate
7803 > {
7804     _H<UISearchBar, 1> search_;
7805     BOOL searchloaded_;
7806     bool summary_;
7807 }
7808
7809 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7810 - (void) reloadData;
7811
7812 @end
7813
7814 @implementation SearchController
7815
7816 - (NSURL *) referrerURL {
7817     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
7818 }
7819
7820 - (NSURL *) navigationURL {
7821     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7822         return [NSURL URLWithString:@"cydia://search"];
7823     else
7824         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
7825 }
7826
7827 - (NSArray *) termsForQuery:(NSString *)query {
7828     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
7829     for (NSString *component in [query componentsSeparatedByString:@" "])
7830         if ([component length] != 0)
7831             [terms addObject:component];
7832
7833     return terms;
7834 }
7835
7836 - (void) useSearch {
7837     _H<NSArray> query([self termsForQuery:[search_ text]]);
7838     summary_ = false;
7839
7840 @synchronized (self) {
7841     [self setFilter:[=](Package *package) {
7842         if (![package unfiltered])
7843             return false;
7844         if (![package matches:query])
7845             return false;
7846         return true;
7847     }];
7848
7849     [self setSorter:[](NSMutableArray *packages) {
7850         [packages radixSortUsingSelector:@selector(rank)];
7851     }];
7852 }
7853
7854     [self clearData];
7855     [self reloadData];
7856 }
7857
7858 - (void) usePrefix:(NSString *)prefix {
7859     _H<NSString> query(prefix);
7860     summary_ = true;
7861
7862 @synchronized (self) {
7863     [self setFilter:[=](Package *package) {
7864         if ([query length] == 0)
7865             return false;
7866         if (![package unfiltered])
7867             return false;
7868         if ([[package name] compare:query options:MatchCompareOptions_ range:NSMakeRange(0, [query length])] != NSOrderedSame)
7869             return false;
7870         return true;
7871     }];
7872
7873     [self setSorter:nullptr];
7874 }
7875
7876     [self reloadData];
7877 }
7878
7879 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7880     [self clearData];
7881     [self usePrefix:[search_ text]];
7882 }
7883
7884 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7885     [search_ resignFirstResponder];
7886     [self useSearch];
7887 }
7888
7889 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7890     [search_ setText:@""];
7891     [self searchBarButtonClicked:searchBar];
7892 }
7893
7894 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7895     [self searchBarButtonClicked:searchBar];
7896 }
7897
7898 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7899     [self usePrefix:text];
7900 }
7901
7902 - (bool) shouldYield {
7903     return YES;
7904 }
7905
7906 - (bool) shouldBlock {
7907     return !summary_;
7908 }
7909
7910 - (bool) isSummarized {
7911     return summary_;
7912 }
7913
7914 - (bool) showsSections {
7915     return false;
7916 }
7917
7918 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7919     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH")])) {
7920         search_ = [[[UISearchBar alloc] init] autorelease];
7921         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7922         [search_ setDelegate:self];
7923
7924         UITextField *textField;
7925         if ([search_ respondsToSelector:@selector(searchField)])
7926             textField = [search_ searchField];
7927         else
7928             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7929
7930         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7931         [textField setEnablesReturnKeyAutomatically:NO];
7932         [[self navigationItem] setTitleView:textField];
7933
7934         if (query != nil)
7935             [search_ setText:query];
7936         [self useSearch];
7937     } return self;
7938 }
7939
7940 - (void) viewDidAppear:(BOOL)animated {
7941     [super viewDidAppear:animated];
7942
7943     if (!searchloaded_) {
7944         searchloaded_ = YES;
7945         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7946         [search_ layoutSubviews];
7947     }
7948
7949     if ([self isSummarized])
7950         [search_ becomeFirstResponder];
7951 }
7952
7953 - (void) reloadData {
7954     [self resetCursor];
7955     [super reloadData];
7956 }
7957
7958 - (void) didSelectPackage:(Package *)package {
7959     [search_ resignFirstResponder];
7960     [super didSelectPackage:package];
7961 }
7962
7963 @end
7964 /* }}} */
7965 /* Package Settings Controller {{{ */
7966 @interface PackageSettingsController : CyteViewController <
7967     UITableViewDataSource,
7968     UITableViewDelegate
7969 > {
7970     _transient Database *database_;
7971     _H<NSString> name_;
7972     _H<Package> package_;
7973     _H<UITableView, 2> table_;
7974     _H<UISwitch> subscribedSwitch_;
7975     _H<UISwitch> ignoredSwitch_;
7976     _H<UITableViewCell> subscribedCell_;
7977     _H<UITableViewCell> ignoredCell_;
7978 }
7979
7980 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7981
7982 @end
7983
7984 @implementation PackageSettingsController
7985
7986 - (NSURL *) navigationURL {
7987     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7988 }
7989
7990 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7991     if (package_ == nil)
7992         return 0;
7993
7994     if ([package_ installed] == nil)
7995         return 1;
7996     else
7997         return 2;
7998 }
7999
8000 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8001     if (package_ == nil)
8002         return 0;
8003
8004     // both sections contain just one item right now.
8005     return 1;
8006 }
8007
8008 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8009     return nil;
8010 }
8011
8012 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8013     if (section == 0)
8014         return UCLocalize("SHOW_ALL_CHANGES_EX");
8015     else
8016         return UCLocalize("IGNORE_UPGRADES_EX");
8017 }
8018
8019 - (void) onSubscribed:(id)control {
8020     bool value([control isOn]);
8021     if (package_ == nil)
8022         return;
8023     if ([package_ setSubscribed:value])
8024         [delegate_ updateData];
8025 }
8026
8027 - (void) _updateIgnored {
8028     const char *package([name_ UTF8String]);
8029     bool on([ignoredSwitch_ isOn]);
8030
8031     FILE *dpkg(popen("/usr/libexec/cydia/cydo --set-selections", "w"));
8032     fwrite(package, strlen(package), 1, dpkg);
8033
8034     if (on)
8035         fwrite(" hold\n", 6, 1, dpkg);
8036     else
8037         fwrite(" install\n", 9, 1, dpkg);
8038
8039     pclose(dpkg);
8040 }
8041
8042 - (void) onIgnored:(id)control {
8043     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
8044     [invocation setTarget:self];
8045     [invocation setSelector:@selector(_updateIgnored)];
8046
8047     [delegate_ reloadDataWithInvocation:invocation];
8048 }
8049
8050 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8051     if (package_ == nil)
8052         return nil;
8053
8054     switch ([indexPath section]) {
8055         case 0: return subscribedCell_;
8056         case 1: return ignoredCell_;
8057
8058         _nodefault
8059     }
8060
8061     return nil;
8062 }
8063
8064 - (void) loadView {
8065     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8066     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8067     [self setView:view];
8068
8069     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8070     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8071     [(UITableView *) table_ setDataSource:self];
8072     [table_ setDelegate:self];
8073     [view addSubview:table_];
8074
8075     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8076     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8077     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
8078
8079     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8080     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8081     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
8082
8083     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
8084     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
8085     [subscribedCell_ setAccessoryView:subscribedSwitch_];
8086     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8087
8088     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
8089     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
8090     [ignoredCell_ setAccessoryView:ignoredSwitch_];
8091     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8092 }
8093
8094 - (void) viewDidLoad {
8095     [super viewDidLoad];
8096
8097     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
8098 }
8099
8100 - (void) releaseSubviews {
8101     ignoredCell_ = nil;
8102     subscribedCell_ = nil;
8103     table_ = nil;
8104     ignoredSwitch_ = nil;
8105     subscribedSwitch_ = nil;
8106
8107     [super releaseSubviews];
8108 }
8109
8110 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8111     if ((self = [super init]) != nil) {
8112         database_ = database;
8113         name_ = package;
8114     } return self;
8115 }
8116
8117 - (void) reloadData {
8118     [super reloadData];
8119
8120     package_ = [database_ packageWithName:name_];
8121
8122     if (package_ != nil) {
8123         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8124         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8125     } // XXX: what now, G?
8126
8127     [table_ reloadData];
8128 }
8129
8130 @end
8131 /* }}} */
8132
8133 /* Installed Controller {{{ */
8134 @interface InstalledController : FilteredPackageListController {
8135     bool sectioned_;
8136 }
8137
8138 - (id) initWithDatabase:(Database *)database;
8139 - (void) queueStatusDidChange;
8140
8141 @end
8142
8143 @implementation InstalledController
8144
8145 - (NSURL *) referrerURL {
8146     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
8147 }
8148
8149 - (NSURL *) navigationURL {
8150     return [NSURL URLWithString:@"cydia://installed"];
8151 }
8152
8153 - (void) useRecent {
8154     sectioned_ = false;
8155
8156 @synchronized (self) {
8157     [self setFilter:[](Package *package) {
8158         return ![package uninstalled] && package->role_ < 7;
8159     }];
8160
8161     [self setSorter:[](NSMutableArray *packages) {
8162         [packages radixSortUsingSelector:@selector(recent)];
8163     }];
8164 } }
8165
8166 - (void) useFilter:(UISegmentedControl *)segmented {
8167     NSInteger selected([segmented selectedSegmentIndex]);
8168     if (selected == 2)
8169         return [self useRecent];
8170     bool simple(selected == 0);
8171     sectioned_ = true;
8172
8173 @synchronized (self) {
8174     [self setFilter:[=](Package *package) {
8175         return ![package uninstalled] && package->role_ <= (simple ? 1 : 3);
8176     }];
8177
8178     [self setSorter:nullptr];
8179 } }
8180
8181 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
8182     if (sectioned_)
8183         return [super sectionsForPackages:packages];
8184
8185     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterLongStyle, kCFDateFormatterNoStyle));
8186
8187     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
8188     Section *section(nil);
8189     time_t last(0);
8190
8191     for (size_t offset(0), count([packages count]); offset != count; ++offset) {
8192         Package *package([packages objectAtIndex:offset]);
8193
8194         time_t upgraded([package upgraded]);
8195         if (upgraded < 1168364520)
8196             upgraded = 0;
8197         else
8198             upgraded -= upgraded % (60 * 60 * 24);
8199
8200         if (section == nil || upgraded != last) {
8201             last = upgraded;
8202
8203             NSString *name;
8204             if (upgraded == 0)
8205                 continue; // XXX: name = UCLocalize("...");
8206             else {
8207                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:upgraded]);
8208                 [name autorelease];
8209             }
8210
8211             section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
8212             [sections addObject:section];
8213         }
8214
8215         [section addToCount];
8216     }
8217
8218     CFRelease(formatter);
8219     return sections;
8220 }
8221
8222 - (id) initWithDatabase:(Database *)database {
8223     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED")]) != nil) {
8224         UISegmentedControl *segmented([[[UISegmentedControl alloc] initWithItems:[NSArray arrayWithObjects:UCLocalize("USER"), UCLocalize("EXPERT"), UCLocalize("RECENT"), nil]] autorelease]);
8225         [segmented setSelectedSegmentIndex:0];
8226         [segmented setSegmentedControlStyle:UISegmentedControlStyleBar];
8227         [[self navigationItem] setTitleView:segmented];
8228
8229         [segmented addTarget:self action:@selector(modeChanged:) forEvents:UIControlEventValueChanged];
8230         [self useFilter:segmented];
8231
8232         [self queueStatusDidChange];
8233     } return self;
8234 }
8235
8236 #if !AlwaysReload
8237 - (void) queueButtonClicked {
8238     [delegate_ queue];
8239 }
8240 #endif
8241
8242 - (void) queueStatusDidChange {
8243 #if !AlwaysReload
8244     if (Queuing_) {
8245         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8246             initWithTitle:UCLocalize("QUEUE")
8247             style:UIBarButtonItemStyleDone
8248             target:self
8249             action:@selector(queueButtonClicked)
8250         ] autorelease]];
8251     } else {
8252         [[self navigationItem] setRightBarButtonItem:nil];
8253     }
8254 #endif
8255 }
8256
8257 - (void) modeChanged:(UISegmentedControl *)segmented {
8258     [self useFilter:segmented];
8259     [self reloadData];
8260 }
8261
8262 @end
8263 /* }}} */
8264
8265 /* Source Cell {{{ */
8266 @interface SourceCell : CyteTableViewCell <
8267     CyteTableViewCellDelegate,
8268     SourceDelegate
8269 > {
8270     _H<Source, 1> source_;
8271     _H<NSURL> url_;
8272     _H<UIImage> icon_;
8273     _H<NSString> origin_;
8274     _H<NSString> label_;
8275     _H<UIActivityIndicatorView> indicator_;
8276 }
8277
8278 - (void) setSource:(Source *)source;
8279 - (void) setFetch:(NSNumber *)fetch;
8280
8281 @end
8282
8283 @implementation SourceCell
8284
8285 - (void) _setImage:(NSArray *)data {
8286     if ([url_ isEqual:[data objectAtIndex:0]]) {
8287         icon_ = [data objectAtIndex:1];
8288         [content_ setNeedsDisplay];
8289     }
8290 }
8291
8292 - (void) _setSource:(NSURL *) url {
8293     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8294
8295     if (NSData *data = [NSURLConnection
8296         sendSynchronousRequest:[NSURLRequest
8297             requestWithURL:url
8298             cachePolicy:NSURLRequestUseProtocolCachePolicy
8299             timeoutInterval:10
8300         ]
8301
8302         returningResponse:NULL
8303         error:NULL
8304     ])
8305         if (UIImage *image = [UIImage imageWithData:data])
8306             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8307
8308     [pool release];
8309 }
8310
8311 - (void) setSource:(Source *)source {
8312     source_ = source;
8313     [source_ setDelegate:self];
8314
8315     [self setFetch:[NSNumber numberWithBool:[source_ fetch]]];
8316
8317     icon_ = [UIImage imageNamed:@"unknown.png"];
8318
8319     origin_ = [source name];
8320     label_ = [source rooturi];
8321
8322     [content_ setNeedsDisplay];
8323
8324     url_ = [source iconURL];
8325     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8326 }
8327
8328 - (void) setAllSource {
8329     source_ = nil;
8330     [indicator_ stopAnimating];
8331
8332     icon_ = [UIImage imageNamed:@"folder.png"];
8333     origin_ = UCLocalize("ALL_SOURCES");
8334     label_ = UCLocalize("ALL_SOURCES_EX");
8335     [content_ setNeedsDisplay];
8336 }
8337
8338 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8339     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8340         UIView *content([self contentView]);
8341         CGRect bounds([content bounds]);
8342
8343         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8344         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8345         [content_ setBackgroundColor:[UIColor whiteColor]];
8346         [content addSubview:content_];
8347
8348         [content_ setDelegate:self];
8349         [content_ setOpaque:YES];
8350
8351         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGraySmall] autorelease];
8352         [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleTopMargin];// | UIViewAutoresizingFlexibleBottomMargin];
8353         [content addSubview:indicator_];
8354
8355         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8356     } return self;
8357 }
8358
8359 - (void) layoutSubviews {
8360     [super layoutSubviews];
8361
8362     UIView *content([self contentView]);
8363     CGRect bounds([content bounds]);
8364
8365     CGRect frame([indicator_ frame]);
8366     frame.origin.x = bounds.size.width - frame.size.width;
8367     frame.origin.y = Retina((bounds.size.height - frame.size.height) / 2);
8368
8369     if (kCFCoreFoundationVersionNumber < 800)
8370         frame.origin.x -= 8;
8371     [indicator_ setFrame:frame];
8372 }
8373
8374 - (NSString *) accessibilityLabel {
8375     return origin_;
8376 }
8377
8378 - (void) drawContentRect:(CGRect)rect {
8379     bool highlighted(highlighted_);
8380     float width(rect.size.width);
8381
8382     if (icon_ != nil) {
8383         CGRect rect;
8384         rect.size = [(UIImage *) icon_ size];
8385
8386         while (rect.size.width > 32 || rect.size.height > 32) {
8387             rect.size.width /= 2;
8388             rect.size.height /= 2;
8389         }
8390
8391         rect.origin.x = 26 - rect.size.width / 2;
8392         rect.origin.y = 26 - rect.size.height / 2;
8393
8394         [icon_ drawInRect:Retina(rect)];
8395     }
8396
8397     if (highlighted && kCFCoreFoundationVersionNumber < 800)
8398         UISetColor(White_);
8399
8400     if (!highlighted)
8401         UISetColor(Black_);
8402     [origin_ drawAtPoint:CGPointMake(52, 8) forWidth:(width - 49) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
8403
8404     if (!highlighted)
8405         UISetColor(Gray_);
8406     [label_ drawAtPoint:CGPointMake(52, 29) forWidth:(width - 49) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
8407 }
8408
8409 - (void) setFetch:(NSNumber *)fetch {
8410     if ([fetch boolValue])
8411         [indicator_ startAnimating];
8412     else
8413         [indicator_ stopAnimating];
8414 }
8415
8416 @end
8417 /* }}} */
8418 /* Sources Controller {{{ */
8419 @interface SourcesController : CyteViewController <
8420     UITableViewDataSource,
8421     UITableViewDelegate
8422 > {
8423     _transient Database *database_;
8424     unsigned era_;
8425
8426     _H<UITableView, 2> list_;
8427     _H<NSMutableArray> sources_;
8428     int offset_;
8429
8430     _H<NSString> href_;
8431     _H<UIProgressHUD> hud_;
8432     _H<NSError> error_;
8433
8434     NSURLConnection *trivial_bz2_;
8435     NSURLConnection *trivial_gz_;
8436
8437     BOOL cydia_;
8438 }
8439
8440 - (id) initWithDatabase:(Database *)database;
8441 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8442
8443 @end
8444
8445 @implementation SourcesController
8446
8447 - (void) _releaseConnection:(NSURLConnection *)connection {
8448     if (connection != nil) {
8449         [connection cancel];
8450         //[connection setDelegate:nil];
8451         [connection release];
8452     }
8453 }
8454
8455 - (void) dealloc {
8456     [self _releaseConnection:trivial_gz_];
8457     [self _releaseConnection:trivial_bz2_];
8458
8459     [super dealloc];
8460 }
8461
8462 - (NSURL *) navigationURL {
8463     return [NSURL URLWithString:@"cydia://sources"];
8464 }
8465
8466 - (void) viewDidAppear:(BOOL)animated {
8467     [super viewDidAppear:animated];
8468     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8469 }
8470
8471 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8472     return 2;
8473 }
8474
8475 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8476     if (section == 1)
8477         return UCLocalize("INDIVIDUAL_SOURCES");
8478     return nil;
8479 }
8480
8481 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8482     switch (section) {
8483         case 0: return 1;
8484         case 1: return [sources_ count];
8485         default: return 0;
8486     }
8487 }
8488
8489 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8490 @synchronized (database_) {
8491     if ([database_ era] != era_)
8492         return nil;
8493     if ([indexPath section] != 1)
8494         return nil;
8495     NSUInteger index([indexPath row]);
8496     if (index >= [sources_ count])
8497         return nil;
8498     return [sources_ objectAtIndex:index];
8499 } }
8500
8501 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8502     static NSString *cellIdentifier = @"SourceCell";
8503
8504     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8505     if (cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8506     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8507
8508     Source *source([self sourceAtIndexPath:indexPath]);
8509     if (source == nil)
8510         [cell setAllSource];
8511     else
8512         [cell setSource:source];
8513
8514     return cell;
8515 }
8516
8517 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8518     SectionsController *controller([[[SectionsController alloc]
8519         initWithDatabase:database_
8520         source:[self sourceAtIndexPath:indexPath]
8521     ] autorelease]);
8522
8523     [controller setDelegate:delegate_];
8524     [[self navigationController] pushViewController:controller animated:YES];
8525 }
8526
8527 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8528     if ([indexPath section] != 1)
8529         return false;
8530     Source *source = [self sourceAtIndexPath:indexPath];
8531     return [source record] != nil;
8532 }
8533
8534 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8535     _assert([indexPath section] == 1);
8536     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8537         Source *source = [self sourceAtIndexPath:indexPath];
8538         if (source == nil) return;
8539
8540         [Sources_ removeObjectForKey:[source key]];
8541
8542         [delegate_ syncData];
8543     }
8544 }
8545
8546 - (void) tableView:(UITableView *)tableView didEndEditingRowAtIndexPath:(NSIndexPath *)indexPath {
8547     [self updateButtonsForEditingStatusAnimated:YES];
8548 }
8549
8550 - (void) complete {
8551     [delegate_ addTrivialSource:href_];
8552     href_ = nil;
8553
8554     [delegate_ syncData];
8555 }
8556
8557 - (NSString *) getWarning {
8558     NSString *href(href_);
8559     NSRange colon([href rangeOfString:@"://"]);
8560     if (colon.location != NSNotFound)
8561         href = [href substringFromIndex:(colon.location + 3)];
8562     href = [href stringByAddingPercentEscapes];
8563     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8564
8565     NSURL *url([NSURL URLWithString:href]);
8566
8567     NSStringEncoding encoding;
8568     NSError *error(nil);
8569
8570     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8571         return [warning length] == 0 ? nil : warning;
8572     return nil;
8573 }
8574
8575 - (void) _endConnection:(NSURLConnection *)connection {
8576     // XXX: the memory management in this method is horribly awkward
8577
8578     NSURLConnection **field = NULL;
8579     if (connection == trivial_bz2_)
8580         field = &trivial_bz2_;
8581     else if (connection == trivial_gz_)
8582         field = &trivial_gz_;
8583     _assert(field != NULL);
8584     [connection release];
8585     *field = nil;
8586
8587     if (
8588         trivial_bz2_ == nil &&
8589         trivial_gz_ == nil
8590     ) {
8591         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8592
8593         [delegate_ releaseNetworkActivityIndicator];
8594
8595         [delegate_ removeProgressHUD:hud_];
8596         hud_ = nil;
8597
8598         if (cydia_) {
8599             if (warning != nil) {
8600                 UIAlertView *alert = [[[UIAlertView alloc]
8601                     initWithTitle:UCLocalize("SOURCE_WARNING")
8602                     message:warning
8603                     delegate:self
8604                     cancelButtonTitle:UCLocalize("CANCEL")
8605                     otherButtonTitles:
8606                         UCLocalize("ADD_ANYWAY"),
8607                     nil
8608                 ] autorelease];
8609
8610                 [alert setContext:@"warning"];
8611                 [alert setNumberOfRows:1];
8612                 [alert show];
8613
8614                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8615                 error_ = nil;
8616                 return;
8617             }
8618
8619             [self complete];
8620         } else if (error_ != nil) {
8621             UIAlertView *alert = [[[UIAlertView alloc]
8622                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8623                 message:[error_ localizedDescription]
8624                 delegate:self
8625                 cancelButtonTitle:UCLocalize("OK")
8626                 otherButtonTitles:nil
8627             ] autorelease];
8628
8629             [alert setContext:@"urlerror"];
8630             [alert show];
8631
8632             href_ = nil;
8633         } else {
8634             UIAlertView *alert = [[[UIAlertView alloc]
8635                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8636                 message:UCLocalize("NOT_REPOSITORY_EX")
8637                 delegate:self
8638                 cancelButtonTitle:UCLocalize("OK")
8639                 otherButtonTitles:nil
8640             ] autorelease];
8641
8642             [alert setContext:@"trivial"];
8643             [alert show];
8644
8645             href_ = nil;
8646         }
8647
8648         error_ = nil;
8649     }
8650 }
8651
8652 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8653     switch ([response statusCode]) {
8654         case 200:
8655             cydia_ = YES;
8656     }
8657 }
8658
8659 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8660     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8661     error_ = error;
8662     [self _endConnection:connection];
8663 }
8664
8665 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8666     [self _endConnection:connection];
8667 }
8668
8669 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8670     NSURL *url([NSURL URLWithString:href]);
8671
8672     NSMutableURLRequest *request = [NSMutableURLRequest
8673         requestWithURL:url
8674         cachePolicy:NSURLRequestUseProtocolCachePolicy
8675         timeoutInterval:10
8676     ];
8677
8678     [request setHTTPMethod:method];
8679
8680     if (Machine_ != NULL)
8681         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8682
8683     if (UniqueID_ != nil)
8684         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8685
8686     if ([url isCydiaSecure]) {
8687         if (UniqueID_ != nil)
8688             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8689     }
8690
8691     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8692 }
8693
8694 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8695     NSString *context([alert context]);
8696
8697     if ([context isEqualToString:@"source"]) {
8698         switch (button) {
8699             case 1: {
8700                 NSString *href = [[alert textField] text];
8701                 href = VerifySource(href);
8702                 if (href == nil)
8703                     break;
8704                 href_ = href;
8705
8706                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8707                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8708
8709                 cydia_ = false;
8710
8711                 // XXX: this is stupid
8712                 hud_ = [delegate_ addProgressHUD];
8713                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8714                 [delegate_ retainNetworkActivityIndicator];
8715             } break;
8716
8717             case 0:
8718             break;
8719
8720             _nodefault
8721         }
8722
8723         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8724     } else if ([context isEqualToString:@"trivial"])
8725         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8726     else if ([context isEqualToString:@"urlerror"])
8727         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8728     else if ([context isEqualToString:@"warning"]) {
8729         switch (button) {
8730             case 1:
8731                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8732             break;
8733
8734             case 0:
8735             break;
8736
8737             _nodefault
8738         }
8739
8740         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8741     }
8742 }
8743
8744 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8745     BOOL editing([list_ isEditing]);
8746
8747     if (editing)
8748         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8749             initWithTitle:UCLocalize("ADD")
8750             style:UIBarButtonItemStylePlain
8751             target:self
8752             action:@selector(addButtonClicked)
8753         ] autorelease] animated:animated];
8754     else if ([delegate_ updating])
8755         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8756             initWithTitle:UCLocalize("CANCEL")
8757             style:UIBarButtonItemStyleDone
8758             target:self
8759             action:@selector(cancelButtonClicked)
8760         ] autorelease] animated:animated];
8761     else
8762         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8763             initWithTitle:UCLocalize("REFRESH")
8764             style:UIBarButtonItemStylePlain
8765             target:self
8766             action:@selector(refreshButtonClicked)
8767         ] autorelease] animated:animated];
8768
8769     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8770         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8771         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8772         target:self
8773         action:@selector(editButtonClicked)
8774     ] autorelease] animated:animated];
8775 }
8776
8777 - (void) loadView {
8778     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8779     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8780     [list_ setRowHeight:53];
8781     [(UITableView *) list_ setDataSource:self];
8782     [list_ setDelegate:self];
8783     [self setView:list_];
8784 }
8785
8786 - (void) viewDidLoad {
8787     [super viewDidLoad];
8788
8789     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8790     [self updateButtonsForEditingStatusAnimated:NO];
8791 }
8792
8793 - (void) viewWillAppear:(BOOL)animated {
8794     [super viewWillAppear:animated];
8795
8796     [list_ setEditing:NO];
8797     [self updateButtonsForEditingStatusAnimated:NO];
8798 }
8799
8800 - (void) releaseSubviews {
8801     list_ = nil;
8802
8803     sources_ = nil;
8804
8805     [super releaseSubviews];
8806 }
8807
8808 - (id) initWithDatabase:(Database *)database {
8809     if ((self = [super init]) != nil) {
8810         database_ = database;
8811     } return self;
8812 }
8813
8814 - (void) reloadData {
8815     [super reloadData];
8816     [self updateButtonsForEditingStatusAnimated:YES];
8817
8818 @synchronized (database_) {
8819     era_ = [database_ era];
8820
8821     sources_ = [NSMutableArray arrayWithCapacity:16];
8822     [sources_ addObjectsFromArray:[database_ sources]];
8823     _trace();
8824     [sources_ sortUsingSelector:@selector(compareByName:)];
8825     _trace();
8826
8827     int count([sources_ count]);
8828     offset_ = 0;
8829     for (int i = 0; i != count; i++) {
8830         if ([[sources_ objectAtIndex:i] record] == nil)
8831             break;
8832         offset_++;
8833     }
8834
8835     [list_ reloadData];
8836 } }
8837
8838 - (void) showAddSourcePrompt {
8839     UIAlertView *alert = [[[UIAlertView alloc]
8840         initWithTitle:UCLocalize("ENTER_APT_URL")
8841         message:nil
8842         delegate:self
8843         cancelButtonTitle:UCLocalize("CANCEL")
8844         otherButtonTitles:
8845             UCLocalize("ADD_SOURCE"),
8846         nil
8847     ] autorelease];
8848
8849     [alert setContext:@"source"];
8850
8851     [alert setNumberOfRows:1];
8852     [alert addTextFieldWithValue:@"http://" label:@""];
8853
8854     NSObject<UITextInputTraits> *traits = [[alert textField] textInputTraits];
8855     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8856     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8857     [traits setKeyboardType:UIKeyboardTypeURL];
8858     // XXX: UIReturnKeyDone
8859     [traits setReturnKeyType:UIReturnKeyNext];
8860
8861     [alert show];
8862 }
8863
8864 - (void) addButtonClicked {
8865     [self showAddSourcePrompt];
8866 }
8867
8868 - (void) refreshButtonClicked {
8869     if ([delegate_ requestUpdate])
8870         [self updateButtonsForEditingStatusAnimated:YES];
8871 }
8872
8873 - (void) cancelButtonClicked {
8874     [delegate_ cancelUpdate];
8875 }
8876
8877 - (void) editButtonClicked {
8878     [list_ setEditing:![list_ isEditing] animated:YES];
8879     [self updateButtonsForEditingStatusAnimated:YES];
8880 }
8881
8882 @end
8883 /* }}} */
8884
8885 /* Stash Controller {{{ */
8886 @interface StashController : CyteViewController {
8887     _H<UIActivityIndicatorView> spinner_;
8888     _H<UILabel> status_;
8889     _H<UILabel> caption_;
8890 }
8891
8892 @end
8893
8894 @implementation StashController
8895
8896 - (void) loadView {
8897     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8898     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8899     [self setView:view];
8900
8901     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8902
8903     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8904     CGRect spinrect = [spinner_ frame];
8905     spinrect.origin.x = Retina([[self view] frame].size.width / 2 - spinrect.size.width / 2);
8906     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8907     [spinner_ setFrame:spinrect];
8908     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8909     [view addSubview:spinner_];
8910     [spinner_ startAnimating];
8911
8912     CGRect captrect;
8913     captrect.size.width = [[self view] frame].size.width;
8914     captrect.size.height = 40.0f;
8915     captrect.origin.x = 0;
8916     captrect.origin.y = Retina([[self view] frame].size.height / 2 - captrect.size.height * 2);
8917     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8918     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8919     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8920     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8921     [caption_ setTextColor:[UIColor whiteColor]];
8922     [caption_ setBackgroundColor:[UIColor clearColor]];
8923     [caption_ setShadowColor:[UIColor blackColor]];
8924     [caption_ setTextAlignment:NSTextAlignmentCenter];
8925     [view addSubview:caption_];
8926
8927     CGRect statusrect;
8928     statusrect.size.width = [[self view] frame].size.width;
8929     statusrect.size.height = 30.0f;
8930     statusrect.origin.x = 0;
8931     statusrect.origin.y = Retina([[self view] frame].size.height / 2 - statusrect.size.height);
8932     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8933     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8934     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8935     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8936     [status_ setTextColor:[UIColor whiteColor]];
8937     [status_ setBackgroundColor:[UIColor clearColor]];
8938     [status_ setShadowColor:[UIColor blackColor]];
8939     [status_ setTextAlignment:NSTextAlignmentCenter];
8940     [view addSubview:status_];
8941 }
8942
8943 - (void) releaseSubviews {
8944     spinner_ = nil;
8945     status_ = nil;
8946     caption_ = nil;
8947
8948     [super releaseSubviews];
8949 }
8950
8951 @end
8952 /* }}} */
8953
8954 @interface CYURLCache : SDURLCache {
8955 }
8956
8957 @end
8958
8959 @implementation CYURLCache
8960
8961 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8962 #if !ForRelease
8963     if (false);
8964     else if ([event isEqualToString:@"no-cache"])
8965         event = @"!!!";
8966     else if ([event isEqualToString:@"store"])
8967         event = @">>>";
8968     else if ([event isEqualToString:@"invalid"])
8969         event = @"???";
8970     else if ([event isEqualToString:@"memory"])
8971         event = @"mem";
8972     else if ([event isEqualToString:@"disk"])
8973         event = @"ssd";
8974     else if ([event isEqualToString:@"miss"])
8975         event = @"---";
8976
8977     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8978 #endif
8979 }
8980
8981 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8982     if (NSURLResponse *response = [cached response])
8983         if (NSString *mime = [response MIMEType])
8984             if ([mime isEqualToString:@"text/cache-manifest"]) {
8985                 NSURL *url([response URL]);
8986
8987 #if !ForRelease
8988                 NSLog(@"###: %@", [url absoluteString]);
8989 #endif
8990
8991                 @synchronized (HostConfig_) {
8992                     [CachedURLs_ addObject:url];
8993                 }
8994             }
8995
8996     [super storeCachedResponse:cached forRequest:request];
8997 }
8998
8999 - (void) createDiskCachePath {
9000     [super createDiskCachePath];
9001 }
9002
9003 @end
9004
9005 @interface Cydia : UIApplication <
9006     ConfirmationControllerDelegate,
9007     DatabaseDelegate,
9008     CydiaDelegate
9009 > {
9010     _H<UIWindow> window_;
9011     _H<CydiaTabBarController> tabbar_;
9012     _H<CyteTabBarController> emulated_;
9013     _H<AppCacheController> appcache_;
9014
9015     _H<NSMutableArray> essential_;
9016     _H<NSMutableArray> broken_;
9017
9018     Database *database_;
9019
9020     _H<NSURL> starturl_;
9021
9022     unsigned locked_;
9023     unsigned activity_;
9024
9025     _H<StashController> stash_;
9026
9027     bool loaded_;
9028 }
9029
9030 - (void) loadData;
9031
9032 @end
9033
9034 @implementation Cydia
9035
9036 - (void) lockSuspend {
9037     if (locked_++ == 0) {
9038         if ($SBSSetInterceptsMenuButtonForever != NULL)
9039             (*$SBSSetInterceptsMenuButtonForever)(true);
9040
9041         [self setIdleTimerDisabled:YES];
9042     }
9043 }
9044
9045 - (void) unlockSuspend {
9046     if (--locked_ == 0) {
9047         [self setIdleTimerDisabled:NO];
9048
9049         if ($SBSSetInterceptsMenuButtonForever != NULL)
9050             (*$SBSSetInterceptsMenuButtonForever)(false);
9051     }
9052 }
9053
9054 - (void) beginUpdate {
9055     [tabbar_ beginUpdate];
9056 }
9057
9058 - (void) cancelUpdate {
9059     [tabbar_ cancelUpdate];
9060 }
9061
9062 - (bool) requestUpdate {
9063     if (IsReachable("cydia.saurik.com")) {
9064         [self beginUpdate];
9065         return true;
9066     } else {
9067         UIAlertView *alert = [[[UIAlertView alloc]
9068             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
9069             message:@"Host Unreachable" // XXX: Localize
9070             delegate:self
9071             cancelButtonTitle:UCLocalize("OK")
9072             otherButtonTitles:nil
9073         ] autorelease];
9074
9075         [alert setContext:@"norefresh"];
9076         [alert show];
9077
9078         return false;
9079     }
9080 }
9081
9082 - (BOOL) updating {
9083     return [tabbar_ updating];
9084 }
9085
9086 - (void) _loaded {
9087     if ([broken_ count] != 0) {
9088         int count = [broken_ count];
9089
9090         UIAlertView *alert = [[[UIAlertView alloc]
9091             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9092             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9093             delegate:self
9094             cancelButtonTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("FORCIBLY_CLEAR"), UCLocalize("UNSAFE")]
9095             otherButtonTitles:
9096                 UCLocalize("TEMPORARY_IGNORE"),
9097             nil
9098         ] autorelease];
9099
9100         [alert setContext:@"fixhalf"];
9101         [alert setNumberOfRows:2];
9102         [alert show];
9103     } else if (!Ignored_ && [essential_ count] != 0) {
9104         int count = [essential_ count];
9105
9106         UIAlertView *alert = [[[UIAlertView alloc]
9107             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9108             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9109             delegate:self
9110             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9111             otherButtonTitles:
9112                 UCLocalize("UPGRADE_ESSENTIAL"),
9113                 UCLocalize("COMPLETE_UPGRADE"),
9114             nil
9115         ] autorelease];
9116
9117         [alert setContext:@"upgrade"];
9118         [alert show];
9119     }
9120 }
9121
9122 - (void) returnToCydia {
9123     [self _loaded];
9124 }
9125
9126 - (void) reloadSpringBoard {
9127     if (kCFCoreFoundationVersionNumber >= 700) // XXX: iOS 6.x
9128         system("/usr/libexec/cydia/cydo /bin/launchctl stop com.apple.backboardd");
9129     else
9130         system("/usr/libexec/cydia/cydo /bin/launchctl stop com.apple.SpringBoard");
9131     sleep(15);
9132     system("/usr/bin/killall backboardd SpringBoard");
9133 }
9134
9135 - (void) _saveConfig {
9136     SaveConfig(database_);
9137 }
9138
9139 // Navigation controller for the queuing badge.
9140 - (UINavigationController *) queueNavigationController {
9141     NSArray *controllers = [tabbar_ viewControllers];
9142     return [controllers objectAtIndex:3];
9143 }
9144
9145 - (void) unloadData {
9146     [tabbar_ unloadData];
9147 }
9148
9149 - (void) _updateData {
9150     [self _saveConfig];
9151     [self unloadData];
9152
9153     UINavigationController *navigation = [self queueNavigationController];
9154
9155     id queuedelegate = nil;
9156     if ([[navigation viewControllers] count] > 0)
9157         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9158
9159     [queuedelegate queueStatusDidChange];
9160     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9161 }
9162
9163 - (void) _refreshIfPossible {
9164     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9165
9166     NSDate *update([[NSDictionary dictionaryWithContentsOfFile:@ CacheState_] objectForKey:@"LastUpdate"]);
9167
9168     bool recently = false;
9169     if (update != nil) {
9170         NSTimeInterval interval([update timeIntervalSinceNow]);
9171         if (interval > -(15*60))
9172             recently = true;
9173     }
9174
9175     // Don't automatic refresh if:
9176     //  - We already refreshed recently.
9177     //  - We already auto-refreshed this launch.
9178     //  - Auto-refresh is disabled.
9179     //  - Cydia's server is not reachable
9180     if (recently || loaded_ || ManualRefresh || !IsReachable("cydia.saurik.com")) {
9181         // If we are cancelling, we need to make sure it knows it's already loaded.
9182         loaded_ = true;
9183
9184         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9185     } else {
9186         // We are going to load, so remember that.
9187         loaded_ = true;
9188
9189         [tabbar_ performSelectorOnMainThread:@selector(beginUpdate) withObject:nil waitUntilDone:NO];
9190     }
9191
9192     [pool release];
9193 }
9194
9195 - (void) refreshIfPossible {
9196     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible) toTarget:self withObject:nil];
9197 }
9198
9199 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9200 _profile(reloadDataWithInvocation)
9201 @synchronized (self) {
9202     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9203     if (hud != nil)
9204         [hud setText:UCLocalize("RELOADING_DATA")];
9205
9206     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9207
9208     size_t changes(0);
9209
9210     [essential_ removeAllObjects];
9211     [broken_ removeAllObjects];
9212
9213     _profile(reloadDataWithInvocation$Essential)
9214     NSArray *packages([database_ packages]);
9215     for (Package *package in packages) {
9216         if ([package half])
9217             [broken_ addObject:package];
9218         if ([package upgradableAndEssential:YES] && ![package ignored]) {
9219             if ([package essential] && [package installed] != nil)
9220                 [essential_ addObject:package];
9221             ++changes;
9222         }
9223     }
9224     _end
9225
9226     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9227     if (changes != 0) {
9228         _trace();
9229         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9230         [changesItem setBadgeValue:badge];
9231         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9232         [self setApplicationIconBadgeNumber:changes];
9233     } else {
9234         _trace();
9235         [changesItem setBadgeValue:nil];
9236         [changesItem setAnimatedBadge:NO];
9237         [self setApplicationIconBadgeNumber:0];
9238     }
9239
9240     Queuing_ = false;
9241     [self _updateData];
9242
9243     if (hud != nil)
9244         [self removeProgressHUD:hud];
9245 }
9246 _end
9247
9248     PrintTimes();
9249 }
9250
9251 - (void) updateData {
9252     [self _updateData];
9253 }
9254
9255 - (void) updateDataAndLoad {
9256     [self _updateData];
9257     if ([database_ progressDelegate] == nil)
9258         [self _loaded];
9259 }
9260
9261 - (void) update_ {
9262     [database_ update];
9263     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9264 }
9265
9266 - (void) disemulate {
9267     if (emulated_ == nil)
9268         return;
9269
9270     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9271         [window_ setRootViewController:tabbar_];
9272     else {
9273         [window_ addSubview:[tabbar_ view]];
9274         [[emulated_ view] removeFromSuperview];
9275     }
9276
9277     emulated_ = nil;
9278     [window_ setUserInteractionEnabled:YES];
9279 }
9280
9281 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9282     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9283
9284     UIViewController *parent;
9285     if (emulated_ == nil)
9286         parent = tabbar_;
9287     else if (!force)
9288         parent = emulated_;
9289     else {
9290         [self disemulate];
9291         parent = tabbar_;
9292     }
9293
9294     if (IsWildcat_)
9295         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9296     [parent presentModalViewController:navigation animated:YES];
9297 }
9298
9299 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9300     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9301
9302     if (navigation != nil)
9303         [navigation pushViewController:progress animated:YES];
9304     else
9305         [self presentModalViewController:progress force:YES];
9306
9307     [progress invoke:invocation withTitle:title];
9308     return progress;
9309 }
9310
9311 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9312     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9313 }
9314
9315 - (void) repairWithInvocation:(NSInvocation *)invocation {
9316     _trace();
9317     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9318     _trace();
9319 }
9320
9321 - (void) repairWithSelector:(SEL)selector {
9322     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9323 }
9324
9325 - (void) reloadData {
9326     [self reloadDataWithInvocation:nil];
9327     if ([database_ progressDelegate] == nil)
9328         [self _loaded];
9329 }
9330
9331 - (void) syncData {
9332     [self _saveConfig];
9333     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9334 }
9335
9336 - (void) addSource:(NSDictionary *) source {
9337     CydiaAddSource(source);
9338 }
9339
9340 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9341     CydiaAddSource(href, distribution, sections);
9342 }
9343
9344 // XXX: this method should not return anything
9345 - (BOOL) addTrivialSource:(NSString *)href {
9346     CydiaAddSource(href, @"./");
9347     return YES;
9348 }
9349
9350 - (void) resolve {
9351     pkgProblemResolver *resolver = [database_ resolver];
9352
9353     resolver->InstallProtect();
9354     if (!resolver->Resolve(true))
9355         _error->Discard();
9356 }
9357
9358 - (bool) perform {
9359     // XXX: this is a really crappy way of doing this.
9360     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9361     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9362     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9363     if ([tabbar_ updating])
9364         [tabbar_ cancelUpdate];
9365
9366     if (![database_ prepare])
9367         return false;
9368
9369     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9370     [page setDelegate:self];
9371     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9372
9373     if (IsWildcat_)
9374         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9375     [tabbar_ presentModalViewController:confirm_ animated:YES];
9376
9377     return true;
9378 }
9379
9380 - (void) queue {
9381     @synchronized (self) {
9382         [self perform];
9383     }
9384 }
9385
9386 - (void) clearPackage:(Package *)package {
9387     @synchronized (self) {
9388         [package clear];
9389         [self resolve];
9390         [self perform];
9391     }
9392 }
9393
9394 - (void) installPackages:(NSArray *)packages {
9395     @synchronized (self) {
9396         for (Package *package in packages)
9397             [package install];
9398         [self resolve];
9399         [self perform];
9400     }
9401 }
9402
9403 - (void) installPackage:(Package *)package {
9404     @synchronized (self) {
9405         [package install];
9406         [self resolve];
9407         [self perform];
9408     }
9409 }
9410
9411 - (void) removePackage:(Package *)package {
9412     @synchronized (self) {
9413         [package remove];
9414         [self resolve];
9415         [self perform];
9416     }
9417 }
9418
9419 - (void) distUpgrade {
9420     @synchronized (self) {
9421         if (![database_ upgrade])
9422             return;
9423         [self perform];
9424     }
9425 }
9426
9427 - (void) _uicache {
9428     _trace();
9429     system("/usr/bin/uicache");
9430     _trace();
9431 }
9432
9433 - (void) uicache {
9434     UIProgressHUD *hud([self addProgressHUD]);
9435     [hud setText:UCLocalize("LOADING")];
9436     [self yieldToSelector:@selector(_uicache)];
9437     [self removeProgressHUD:hud];
9438 }
9439
9440 - (void) perform_ {
9441     [database_ perform];
9442     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9443     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9444 }
9445
9446 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9447     Queuing_ = false;
9448     [self lockSuspend];
9449     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9450     [self unlockSuspend];
9451 }
9452
9453 - (void) retainNetworkActivityIndicator {
9454     if (activity_++ == 0)
9455         [self setNetworkActivityIndicatorVisible:YES];
9456
9457 #if TraceLogging
9458     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9459 #endif
9460 }
9461
9462 - (void) releaseNetworkActivityIndicator {
9463     if (--activity_ == 0)
9464         [self setNetworkActivityIndicatorVisible:NO];
9465
9466 #if TraceLogging
9467     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9468 #endif
9469
9470 }
9471
9472 - (void) cancelAndClear:(bool)clear {
9473     @synchronized (self) {
9474         if (clear) {
9475             [database_ clear];
9476             Queuing_ = false;
9477         } else {
9478             Queuing_ = true;
9479         }
9480
9481         [self _updateData];
9482     }
9483 }
9484
9485 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9486     NSString *context([alert context]);
9487
9488     if ([context isEqualToString:@"conffile"]) {
9489         FILE *input = [database_ input];
9490         if (button == [alert cancelButtonIndex])
9491             fprintf(input, "N\n");
9492         else if (button == [alert firstOtherButtonIndex])
9493             fprintf(input, "Y\n");
9494         fflush(input);
9495
9496         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9497     } else if ([context isEqualToString:@"fixhalf"]) {
9498         if (button == [alert cancelButtonIndex]) {
9499             @synchronized (self) {
9500                 for (Package *broken in (id) broken_) {
9501                     [broken remove];
9502                     NSString *id(ShellEscape([broken id]));
9503                     system([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /bin/rm -f"
9504                         " /var/lib/dpkg/info/%@.prerm"
9505                         " /var/lib/dpkg/info/%@.postrm"
9506                         " /var/lib/dpkg/info/%@.preinst"
9507                         " /var/lib/dpkg/info/%@.postinst"
9508                         " /var/lib/dpkg/info/%@.extrainst_"
9509                     "", id, id, id, id, id] UTF8String]);
9510                 }
9511
9512                 [self resolve];
9513                 [self perform];
9514             }
9515         } else if (button == [alert firstOtherButtonIndex]) {
9516             [broken_ removeAllObjects];
9517             [self _loaded];
9518         }
9519
9520         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9521     } else if ([context isEqualToString:@"upgrade"]) {
9522         if (button == [alert firstOtherButtonIndex]) {
9523             @synchronized (self) {
9524                 for (Package *essential in (id) essential_)
9525                     [essential install];
9526
9527                 [self resolve];
9528                 [self perform];
9529             }
9530         } else if (button == [alert firstOtherButtonIndex] + 1) {
9531             [self distUpgrade];
9532         } else if (button == [alert cancelButtonIndex]) {
9533             Ignored_ = YES;
9534         }
9535
9536         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9537     }
9538 }
9539
9540 - (void) system:(NSString *)command {
9541     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9542
9543     _trace();
9544     system([command UTF8String]);
9545     _trace();
9546
9547     [pool release];
9548 }
9549
9550 - (void) applicationWillSuspend {
9551     [database_ clean];
9552     [super applicationWillSuspend];
9553 }
9554
9555 - (BOOL) isSafeToSuspend {
9556     if (locked_ != 0) {
9557 #if !ForRelease
9558         NSLog(@"isSafeToSuspend: locked_ != 0");
9559 #endif
9560         return false;
9561     }
9562
9563     if ([tabbar_ modalViewController] != nil)
9564         return false;
9565
9566     // Use external process status API internally.
9567     // This is probably a really bad idea.
9568     // XXX: what is the point of this? does this solve anything at all?
9569     uint64_t status = 0;
9570     int notify_token;
9571     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9572         notify_get_state(notify_token, &status);
9573         notify_cancel(notify_token);
9574     }
9575
9576     if (status != 0) {
9577 #if !ForRelease
9578         NSLog(@"isSafeToSuspend: status != 0");
9579 #endif
9580         return false;
9581     }
9582
9583 #if !ForRelease
9584     NSLog(@"isSafeToSuspend: -> true");
9585 #endif
9586     return true;
9587 }
9588
9589 - (void) suspendReturningToLastApp:(BOOL)returning {
9590     if ([self isSafeToSuspend])
9591         [super suspendReturningToLastApp:returning];
9592 }
9593
9594 - (void) suspend {
9595     if ([self isSafeToSuspend])
9596         [super suspend];
9597 }
9598
9599 - (void) applicationSuspend {
9600     if ([self isSafeToSuspend])
9601         [super applicationSuspend];
9602 }
9603
9604 - (void) applicationSuspend:(GSEventRef)event {
9605     if ([self isSafeToSuspend])
9606         [super applicationSuspend:event];
9607 }
9608
9609 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9610     if ([self isSafeToSuspend])
9611         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9612 }
9613
9614 - (void) _setSuspended:(BOOL)value {
9615     if ([self isSafeToSuspend])
9616         [super _setSuspended:value];
9617 }
9618
9619 - (UIProgressHUD *) addProgressHUD {
9620     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9621     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9622
9623     [window_ setUserInteractionEnabled:NO];
9624
9625     UIViewController *target(tabbar_);
9626     if (UIViewController *modal = [target modalViewController])
9627         target = modal;
9628
9629     [hud showInView:[target view]];
9630
9631     [self lockSuspend];
9632     return hud;
9633 }
9634
9635 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9636     [self unlockSuspend];
9637     [hud hide];
9638     [hud removeFromSuperview];
9639     [window_ setUserInteractionEnabled:YES];
9640 }
9641
9642 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9643     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9644 }
9645
9646 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9647     NSString *scheme([[url scheme] lowercaseString]);
9648     if ([[url absoluteString] length] <= [scheme length] + 3)
9649         return nil;
9650     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9651     NSArray *components([path componentsSeparatedByString:@"/"]);
9652
9653     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9654         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9655         if (controller != nil)
9656             [controller setDelegate:self];
9657         return controller;
9658     }
9659
9660     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9661         return nil;
9662
9663     NSString *base([components objectAtIndex:0]);
9664
9665     CyteViewController *controller = nil;
9666
9667     if ([base isEqualToString:@"url"]) {
9668         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9669         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9670         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9671     } else if (!external && [components count] == 1) {
9672         if ([base isEqualToString:@"sources"]) {
9673             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9674         }
9675
9676         if ([base isEqualToString:@"home"]) {
9677             controller = [[[HomeController alloc] init] autorelease];
9678         }
9679
9680         if ([base isEqualToString:@"sections"]) {
9681             controller = [[[SectionsController alloc] initWithDatabase:database_ source:nil] autorelease];
9682         }
9683
9684         if ([base isEqualToString:@"search"]) {
9685             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9686         }
9687
9688         if ([base isEqualToString:@"changes"]) {
9689             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9690         }
9691
9692         if ([base isEqualToString:@"installed"]) {
9693             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9694         }
9695     } else if ([components count] == 2) {
9696         NSString *argument = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9697
9698         if ([base isEqualToString:@"package"]) {
9699             controller = [self pageForPackage:argument withReferrer:referrer];
9700         }
9701
9702         if (!external && [base isEqualToString:@"search"]) {
9703             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9704         }
9705
9706         if (!external && [base isEqualToString:@"sections"]) {
9707             if ([argument isEqualToString:@"all"] || [argument isEqualToString:@"*"])
9708                 argument = nil;
9709             controller = [[[SectionController alloc] initWithDatabase:database_ source:nil section:argument] autorelease];
9710         }
9711
9712         if ([base isEqualToString:@"sources"]) {
9713             if ([argument isEqualToString:@"add"]) {
9714                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9715                 [(SourcesController *)controller showAddSourcePrompt];
9716             } else {
9717                 Source *source([database_ sourceWithKey:argument]);
9718                 controller = [[[SectionsController alloc] initWithDatabase:database_ source:source] autorelease];
9719             }
9720         }
9721
9722         if (!external && [base isEqualToString:@"launch"]) {
9723             [self launchApplicationWithIdentifier:argument suspended:NO];
9724             return nil;
9725         }
9726     } else if (!external && [components count] == 3) {
9727         NSString *arg1 = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9728         NSString *arg2 = [[components objectAtIndex:2] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9729
9730         if ([base isEqualToString:@"package"]) {
9731             if ([arg2 isEqualToString:@"settings"]) {
9732                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9733             } else if ([arg2 isEqualToString:@"files"]) {
9734                 if (Package *package = [database_ packageWithName:arg1]) {
9735                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9736                     [(FileTable *)controller setPackage:package];
9737                 }
9738             }
9739         }
9740
9741         if ([base isEqualToString:@"sections"]) {
9742             Source *source([arg1 isEqualToString:@"*"] ? nil : [database_ sourceWithKey:arg1]);
9743             NSString *section([arg2 isEqualToString:@"*"] ? nil : arg2);
9744             controller = [[[SectionController alloc] initWithDatabase:database_ source:source section:section] autorelease];
9745         }
9746     }
9747
9748     [controller setDelegate:self];
9749     return controller;
9750 }
9751
9752 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9753     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
9754
9755     if (page != nil)
9756         [tabbar_ setUnselectedViewController:page];
9757
9758     return page != nil;
9759 }
9760
9761 - (void) applicationOpenURL:(NSURL *)url {
9762     [super applicationOpenURL:url];
9763
9764     if (!loaded_)
9765         starturl_ = url;
9766     else
9767         [self openCydiaURL:url forExternal:YES];
9768 }
9769
9770 - (void) applicationWillResignActive:(UIApplication *)application {
9771     // Stop refreshing if you get a phone call or lock the device.
9772     if ([tabbar_ updating])
9773         [tabbar_ cancelUpdate];
9774
9775     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9776         [super applicationWillResignActive:application];
9777 }
9778
9779 - (void) saveState {
9780     [[NSDictionary dictionaryWithObjectsAndKeys:
9781         @"InterfaceState", [tabbar_ navigationURLCollection],
9782         @"LastClosed", [NSDate date],
9783         @"InterfaceIndex", [NSNumber numberWithInt:[tabbar_ selectedIndex]],
9784     nil] writeToFile:@ SavedState_ atomically:YES];
9785
9786     [self _saveConfig];
9787 }
9788
9789 - (void) applicationWillTerminate:(UIApplication *)application {
9790     [self saveState];
9791 }
9792
9793 - (void) applicationDidEnterBackground:(UIApplication *)application {
9794     if (kCFCoreFoundationVersionNumber < 1000 && [self isSafeToSuspend])
9795         return [self terminateWithSuccess];
9796     Backgrounded_ = [NSDate date];
9797     [self saveState];
9798 }
9799
9800 - (void) applicationWillEnterForeground:(UIApplication *)application {
9801     if (Backgrounded_ == nil)
9802         return;
9803
9804     NSTimeInterval interval([Backgrounded_ timeIntervalSinceNow]);
9805
9806     if (interval <= -(30*60)) {
9807         [tabbar_ setSelectedIndex:0];
9808         [[[tabbar_ viewControllers] objectAtIndex:0] popToRootViewControllerAnimated:NO];
9809     }
9810
9811     if (interval <= -(15*60)) {
9812         if (IsReachable("cydia.saurik.com")) {
9813             [tabbar_ beginUpdate];
9814             [appcache_ reloadURLWithCache:YES];
9815         }
9816     }
9817
9818     if ([database_ delocked])
9819         [self reloadData];
9820 }
9821
9822 - (void) setConfigurationData:(NSString *)data {
9823     static RegEx conffile_r("'(.*)' '(.*)' ([01]) ([01])");
9824
9825     if (!conffile_r(data)) {
9826         lprintf("E:invalid conffile\n");
9827         return;
9828     }
9829
9830     NSString *ofile = conffile_r[1];
9831     //NSString *nfile = conffile_r[2];
9832
9833     UIAlertView *alert = [[[UIAlertView alloc]
9834         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9835         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9836         delegate:self
9837         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9838         otherButtonTitles:
9839             UCLocalize("ACCEPT_NEW_COPY"),
9840             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9841         nil
9842     ] autorelease];
9843
9844     [alert setContext:@"conffile"];
9845     [alert setNumberOfRows:2];
9846     [alert show];
9847 }
9848
9849 - (void) addStashController {
9850     [self lockSuspend];
9851     stash_ = [[[StashController alloc] init] autorelease];
9852     [window_ addSubview:[stash_ view]];
9853 }
9854
9855 - (void) removeStashController {
9856     [[stash_ view] removeFromSuperview];
9857     stash_ = nil;
9858     [self unlockSuspend];
9859 }
9860
9861 - (void) stash {
9862     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9863     UpdateExternalStatus(1);
9864     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/cydo /usr/libexec/cydia/free.sh"];
9865     UpdateExternalStatus(0);
9866
9867     [self removeStashController];
9868     [self reloadSpringBoard];
9869 }
9870
9871 - (void) setupViewControllers {
9872     tabbar_ = [[[CydiaTabBarController alloc] initWithDatabase:database_] autorelease];
9873
9874     NSMutableArray *items;
9875     if (kCFCoreFoundationVersionNumber < 800) {
9876         items = [NSMutableArray arrayWithObjects:
9877             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home.png"] tag:0] autorelease],
9878             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install.png"] tag:0] autorelease],
9879             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes.png"] tag:0] autorelease],
9880             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage.png"] tag:0] autorelease],
9881             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search.png"] tag:0] autorelease],
9882         nil];
9883     } else {
9884         items = [NSMutableArray arrayWithObjects:
9885             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home7.png"] selectedImage:[UIImage imageNamed:@"home7s.png"]] autorelease],
9886             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install7.png"] selectedImage:[UIImage imageNamed:@"install7s.png"]] autorelease],
9887             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes7.png"] selectedImage:[UIImage imageNamed:@"changes7s.png"]] autorelease],
9888             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage7.png"] selectedImage:[UIImage imageNamed:@"manage7s.png"]] autorelease],
9889             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search7.png"] selectedImage:[UIImage imageNamed:@"search7s.png"]] autorelease],
9890         nil];
9891     }
9892
9893     NSMutableArray *controllers([NSMutableArray array]);
9894     for (UITabBarItem *item in items) {
9895         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9896         [controller setTabBarItem:item];
9897         [controllers addObject:controller];
9898     }
9899     [tabbar_ setViewControllers:controllers];
9900
9901     [tabbar_ setUpdateDelegate:self];
9902 }
9903
9904 - (void) _sendMemoryWarningNotification {
9905     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
9906         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
9907     else
9908         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9909 }
9910
9911 - (void) _sendMemoryWarningNotifications {
9912     while (true) {
9913         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9914         sleep(2);
9915         //usleep(2000000);
9916     }
9917 }
9918
9919 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
9920     NSLog(@"--");
9921     [[NSURLCache sharedURLCache] removeAllCachedResponses];
9922 }
9923
9924 - (void) applicationDidFinishLaunching:(id)unused {
9925     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9926
9927 _trace();
9928     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9929         [self setApplicationSupportsShakeToEdit:NO];
9930
9931     @synchronized (HostConfig_) {
9932         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9933     }
9934
9935     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9936         initWithMemoryCapacity:524288
9937         diskCapacity:10485760
9938         diskPath:Cache("SDURLCache")
9939     ] autorelease]];
9940
9941     [CydiaWebViewController _initialize];
9942
9943     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9944
9945     // this would disallow http{,s} URLs from accessing this data
9946     //[WebView registerURLSchemeAsLocal:@"cydia"];
9947
9948     Font12_ = [UIFont systemFontOfSize:12];
9949     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9950     Font14_ = [UIFont systemFontOfSize:14];
9951     Font18_ = [UIFont systemFontOfSize:18];
9952     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9953     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9954
9955     essential_ = [NSMutableArray arrayWithCapacity:4];
9956     broken_ = [NSMutableArray arrayWithCapacity:4];
9957
9958     // XXX: I really need this thing... like, seriously... I'm sorry
9959     appcache_ = [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] autorelease];
9960     [appcache_ reloadData];
9961
9962     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9963     [window_ orderFront:self];
9964     [window_ makeKey:self];
9965     [window_ setHidden:NO];
9966
9967     if (access("/.cydia_no_stash", F_OK) == 0);
9968     else {
9969
9970     if (false) stash: {
9971         [self addStashController];
9972         // XXX: this would be much cleaner as a yieldToSelector:
9973         // that way the removeStashController could happen right here inline
9974         // we also could no longer require the useless stash_ field anymore
9975         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9976         return;
9977     }
9978
9979     struct stat root;
9980     int error(stat("/", &root));
9981     _assert(error != -1);
9982
9983     #define Stash_(path) do { \
9984         struct stat folder; \
9985         int error(lstat((path), &folder)); \
9986         if (error != -1 && ( \
9987             folder.st_dev == root.st_dev && \
9988             S_ISDIR(folder.st_mode) \
9989         ) || error == -1 && ( \
9990             errno == ENOENT || \
9991             errno == ENOTDIR \
9992         )) goto stash; \
9993     } while (false)
9994
9995     Stash_("/Applications");
9996     Stash_("/Library/Ringtones");
9997     Stash_("/Library/Wallpaper");
9998     //Stash_("/usr/bin");
9999     Stash_("/usr/include");
10000     Stash_("/usr/share");
10001     //Stash_("/var/lib");
10002
10003     }
10004
10005     database_ = [Database sharedInstance];
10006     [database_ setDelegate:self];
10007
10008     [window_ setUserInteractionEnabled:NO];
10009     [self setupViewControllers];
10010
10011     CydiaLoadingViewController *loading([[[CydiaLoadingViewController alloc] init] autorelease]);
10012     UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
10013     [navigation setViewControllers:[NSArray arrayWithObject:loading]];
10014
10015     emulated_ = [[[CyteTabBarController alloc] init] autorelease];
10016     [emulated_ setViewControllers:[NSArray arrayWithObject:navigation]];
10017     [emulated_ setSelectedIndex:0];
10018
10019     if ([emulated_ respondsToSelector:@selector(concealTabBarSelection)])
10020         [emulated_ concealTabBarSelection];
10021
10022     if ([window_ respondsToSelector:@selector(setRootViewController:)])
10023         [window_ setRootViewController:emulated_];
10024     else
10025         [window_ addSubview:[emulated_ view]];
10026
10027     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
10028 _trace();
10029 }
10030
10031 - (NSArray *) defaultStartPages {
10032     NSMutableArray *standard = [NSMutableArray array];
10033     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
10034     [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
10035     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
10036     [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
10037     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
10038     return standard;
10039 }
10040
10041 - (void) loadData {
10042 _trace();
10043     if ([emulated_ modalViewController] != nil)
10044         [emulated_ dismissModalViewControllerAnimated:YES];
10045     [window_ setUserInteractionEnabled:NO];
10046
10047     [self reloadDataWithInvocation:nil];
10048     [self refreshIfPossible];
10049     [self disemulate];
10050
10051     NSDictionary *state([NSDictionary dictionaryWithContentsOfFile:@ SavedState_]);
10052
10053     int savedIndex = [[state objectForKey:@"InterfaceIndex"] intValue];
10054     NSArray *saved = [[[state objectForKey:@"InterfaceState"] mutableCopy] autorelease];
10055     int standardIndex = 0;
10056     NSArray *standard = [self defaultStartPages];
10057
10058     BOOL valid = YES;
10059
10060     if (saved == nil)
10061         valid = NO;
10062
10063     NSDate *closed = [state objectForKey:@"LastClosed"];
10064     if (valid && closed != nil) {
10065         NSTimeInterval interval([closed timeIntervalSinceNow]);
10066         if (interval <= -(30*60))
10067             valid = NO;
10068     }
10069
10070     if (valid && [saved count] != [standard count])
10071         valid = NO;
10072
10073     if (valid) {
10074         for (unsigned int i = 0; i < [standard count]; i++) {
10075             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
10076             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
10077             //      but it's good enough for now.
10078             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
10079                 valid = NO;
10080                 break;
10081             }
10082         }
10083     }
10084
10085     NSArray *items = nil;
10086     if (valid) {
10087         [tabbar_ setSelectedIndex:savedIndex];
10088         items = saved;
10089     } else {
10090         [tabbar_ setSelectedIndex:standardIndex];
10091         items = standard;
10092     }
10093
10094     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
10095         NSArray *stack = [items objectAtIndex:tab];
10096         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
10097         NSMutableArray *current = [NSMutableArray array];
10098
10099         for (unsigned int nav = 0; nav < [stack count]; nav++) {
10100             NSString *addr = [stack objectAtIndex:nav];
10101             NSURL *url = [NSURL URLWithString:addr];
10102             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
10103             if (page != nil)
10104                 [current addObject:page];
10105         }
10106
10107         [navigation setViewControllers:current];
10108     }
10109
10110     // (Try to) show the startup URL.
10111     if (starturl_ != nil) {
10112         [self openCydiaURL:starturl_ forExternal:YES];
10113         starturl_ = nil;
10114     }
10115 }
10116
10117 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
10118     if (!IsWildcat_) {
10119        [sheet addButtonWithTitle:UCLocalize("CANCEL")];
10120        [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
10121     }
10122
10123     if (item != nil && IsWildcat_) {
10124         [sheet showFromBarButtonItem:item animated:YES];
10125     } else {
10126         [sheet showInView:window_];
10127     }
10128 }
10129
10130 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
10131     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
10132     [progress setTitle:task];
10133     [progress addProgressEvent:event];
10134 }
10135
10136 - (void) addProgressEventForTask:(NSArray *)data {
10137     CydiaProgressEvent *event([data objectAtIndex:0]);
10138     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10139     [self addProgressEvent:event forTask:task];
10140 }
10141
10142 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10143     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10144 }
10145
10146 @end
10147
10148 /*IMP alloc_;
10149 id Alloc_(id self, SEL selector) {
10150     id object = alloc_(self, selector);
10151     lprintf("[%s]A-%p\n", self->isa->name, object);
10152     return object;
10153 }*/
10154
10155 /*IMP dealloc_;
10156 id Dealloc_(id self, SEL selector) {
10157     id object = dealloc_(self, selector);
10158     lprintf("[%s]D-%p\n", self->isa->name, object);
10159     return object;
10160 }*/
10161
10162 Class $NSURLConnection;
10163
10164 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10165     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
10166
10167     NSURL *url([copy URL]);
10168
10169     NSString *host([url host]);
10170     NSString *scheme([[url scheme] lowercaseString]);
10171
10172     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10173
10174     @synchronized (HostConfig_) {
10175         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10176             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10177                 [copy setHTTPShouldUsePipelining:YES];
10178
10179         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10180             if ([control isEqualToString:@"max-age=0"])
10181                 if ([CachedURLs_ containsObject:url]) {
10182 #if !ForRelease
10183                     NSLog(@"~~~: %@", url);
10184 #endif
10185
10186                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10187
10188                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10189                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10190                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10191                 }
10192     }
10193
10194     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10195     } return self;
10196 }
10197
10198 Class $WAKWindow;
10199
10200 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
10201     CGSize size([[UIScreen mainScreen] bounds].size);
10202     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10203         if ([$WAKWindow hasLandscapeOrientation])
10204             std::swap(size.width, size.height);*/
10205     return size;
10206 }
10207
10208 Class $NSUserDefaults;
10209
10210 MSHook(id, NSUserDefaults$objectForKey$, NSUserDefaults *self, SEL _cmd, NSString *key) {
10211     if ([key respondsToSelector:@selector(isEqualToString:)] && [key isEqualToString:@"WebKitLocalStorageDatabasePathPreferenceKey"])
10212         return Cache("LocalStorage");
10213     return _NSUserDefaults$objectForKey$(self, _cmd, key);
10214 }
10215
10216 static NSMutableDictionary *AutoreleaseDeepMutableCopyOfDictionary(CFTypeRef type) {
10217     if (type == NULL)
10218         return nil;
10219     if (CFGetTypeID(type) != CFDictionaryGetTypeID())
10220         return nil;
10221     CFTypeRef copy(CFPropertyListCreateDeepCopy(kCFAllocatorDefault, type, kCFPropertyListMutableContainers));
10222     CFRelease(type);
10223     return [(NSMutableDictionary *) copy autorelease];
10224 }
10225
10226 int main_store(int, char *argv[]);
10227
10228 int main(int argc, char *argv[]) {
10229 #ifdef __arm64__
10230     const char *argv0(argv[0]);
10231     if (const char *slash = strrchr(argv0, '/'))
10232         argv0 = slash + 1;
10233     if (false);
10234     else if (!strcmp(argv0, "store"))
10235         return main_store(argc, argv);
10236 #endif
10237
10238     int fd(open("/tmp/cydia.log", O_WRONLY | O_APPEND | O_CREAT, 0644));
10239     dup2(fd, 2);
10240     close(fd);
10241
10242     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10243
10244     _trace();
10245
10246     UpdateExternalStatus(0);
10247
10248     UIScreen *screen([UIScreen mainScreen]);
10249     if ([screen respondsToSelector:@selector(scale)])
10250         ScreenScale_ = [screen scale];
10251     else
10252         ScreenScale_ = 1;
10253
10254     UIDevice *device([UIDevice currentDevice]);
10255     if ([device respondsToSelector:@selector(userInterfaceIdiom)]) {
10256         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10257         if (idiom == UIUserInterfaceIdiomPad)
10258             IsWildcat_ = true;
10259     }
10260
10261     Idiom_ = IsWildcat_ ? @"ipad" : @"iphone";
10262
10263     RegEx pattern("([0-9]+\\.[0-9]+).*");
10264
10265     if (pattern([device systemVersion]))
10266         Firmware_ = pattern[1];
10267     if (pattern(Cydia_))
10268         Major_ = pattern[1];
10269
10270     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10271
10272     HostConfig_ = [[[NSObject alloc] init] autorelease];
10273     @synchronized (HostConfig_) {
10274         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10275         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10276         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10277         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10278     }
10279
10280     NSString *ui(@"ui/ios");
10281     if (Idiom_ != nil)
10282         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10283     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10284     UI_ = CydiaURL(ui);
10285
10286     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10287
10288     /* Library Hacks {{{ */
10289     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10290
10291     $WAKWindow = objc_getClass("WAKWindow");
10292     if ($WAKWindow != NULL)
10293         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10294             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10295
10296     $NSURLConnection = objc_getClass("NSURLConnection");
10297     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10298     if (NSURLConnection$init$ != NULL) {
10299         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10300         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10301     }
10302
10303     $NSUserDefaults = objc_getClass("NSUserDefaults");
10304     Method NSUserDefaults$objectForKey$(class_getInstanceMethod($NSUserDefaults, @selector(objectForKey:)));
10305     if (NSUserDefaults$objectForKey$ != NULL) {
10306         _NSUserDefaults$objectForKey$ = reinterpret_cast<id (*)(NSUserDefaults *, SEL, NSString *)>(method_getImplementation(NSUserDefaults$objectForKey$));
10307         method_setImplementation(NSUserDefaults$objectForKey$, reinterpret_cast<IMP>(&$NSUserDefaults$objectForKey$));
10308     }
10309     /* }}} */
10310     /* Set Locale {{{ */
10311     Locale_ = CFLocaleCopyCurrent();
10312     Languages_ = [NSLocale preferredLanguages];
10313
10314     std::string languages;
10315     const char *translation(NULL);
10316
10317     // XXX: this isn't really a language, but this is compatible with older Cydia builds
10318     if (Locale_ != NULL)
10319         if (const char *language = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String]) {
10320             RegEx pattern("([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?");
10321             if (pattern(language)) {
10322                 translation = strdup([pattern->*@"%1$@%2$@" UTF8String]);
10323                 languages += translation;
10324                 languages += ",";
10325             }
10326         }
10327
10328     if (Languages_ != nil)
10329         for (NSString *language : Languages_) {
10330             languages += [language UTF8String];
10331             languages += ",";
10332         }
10333
10334     languages += "en";
10335     NSLog(@"Setting Language: [%s] %s", translation, languages.c_str());
10336     /* }}} */
10337     /* Index Collation {{{ */
10338     if (Class $UILocalizedIndexedCollation = objc_getClass("UILocalizedIndexedCollation")) { @try {
10339         NSBundle *bundle([NSBundle bundleForClass:$UILocalizedIndexedCollation]);
10340         NSString *path([bundle pathForResource:@"UITableViewLocalizedSectionIndex" ofType:@"plist"]);
10341         //path = @"/System/Library/Frameworks/UIKit.framework/.lproj/UITableViewLocalizedSectionIndex.plist";
10342         NSDictionary *dictionary([NSDictionary dictionaryWithContentsOfFile:path]);
10343         _H<UILocalizedIndexedCollation> collation([[[$UILocalizedIndexedCollation alloc] initWithDictionary:dictionary] autorelease]);
10344
10345         CollationLocale_ = MSHookIvar<NSLocale *>(collation, "_locale");
10346
10347         if (kCFCoreFoundationVersionNumber >= 800 && [[CollationLocale_ localeIdentifier] isEqualToString:@"zh@collation=stroke"]) {
10348             CollationThumbs_ = [NSArray arrayWithObjects:@"1",@"•",@"4",@"•",@"7",@"•",@"10",@"•",@"13",@"•",@"16",@"•",@"19",@"A",@"•",@"E",@"•",@"I",@"•",@"M",@"•",@"R",@"•",@"V",@"•",@"Z",@"#",nil];
10349             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})
10350                 CollationOffset_.push_back(offset);
10351             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];
10352             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];
10353         } else {
10354
10355         CollationThumbs_ = [collation sectionIndexTitles];
10356         for (size_t index(0), end([CollationThumbs_ count]); index != end; ++index)
10357             CollationOffset_.push_back([collation sectionForSectionIndexTitleAtIndex:index]);
10358
10359         CollationTitles_ = [collation sectionTitles];
10360         CollationStarts_ = MSHookIvar<NSArray *>(collation, "_sectionStartStrings");
10361
10362         NSString *&transform(MSHookIvar<NSString *>(collation, "_transform"));
10363         if (&transform != NULL && transform != nil) {
10364             /*if ([collation respondsToSelector:@selector(transformedCollationStringForString:)])
10365                 CollationModify_ = [=](NSString *value) { return [collation transformedCollationStringForString:value]; };*/
10366             const UChar *uid(reinterpret_cast<const UChar *>([transform cStringUsingEncoding:NSUnicodeStringEncoding]));
10367             UErrorCode code(U_ZERO_ERROR);
10368             CollationTransl_ = utrans_openU(uid, -1, UTRANS_FORWARD, NULL, 0, NULL, &code);
10369             if (!U_SUCCESS(code))
10370                 NSLog(@"%s", u_errorName(code));
10371         }
10372
10373         }
10374     } @catch (NSException *e) {
10375         NSLog(@"%@", e);
10376         goto hard;
10377     } } else hard: {
10378         CollationLocale_ = [[[NSLocale alloc] initWithLocaleIdentifier:@"en@collation=dictionary"] autorelease];
10379
10380         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];
10381         for (NSInteger offset(0); offset != 28; ++offset)
10382             CollationOffset_.push_back(offset);
10383
10384         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];
10385         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];
10386     }
10387     /* }}} */
10388     /* Parse Arguments {{{ */
10389     bool substrate(false);
10390
10391     if (argc != 0) {
10392         char **args(argv);
10393         int arge(1);
10394
10395         for (int argi(1); argi != argc; ++argi)
10396             if (strcmp(argv[argi], "--") == 0) {
10397                 arge = argi;
10398                 argv[argi] = argv[0];
10399                 argv += argi;
10400                 argc -= argi;
10401                 break;
10402             }
10403
10404         for (int argi(1); argi != arge; ++argi)
10405             if (strcmp(args[argi], "--substrate") == 0)
10406                 substrate = true;
10407             else
10408                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10409     }
10410     /* }}} */
10411
10412     App_ = [[NSBundle mainBundle] bundlePath];
10413     Advanced_ = YES;
10414
10415     Cache_ = [[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia", @"/var/mobile"] retain];
10416     mkdir([Cache_ UTF8String], 0755);
10417
10418     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10419     alloc_ = alloc->method_imp;
10420     alloc->method_imp = (IMP) &Alloc_;*/
10421
10422     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10423     dealloc_ = dealloc->method_imp;
10424     dealloc->method_imp = (IMP) &Dealloc_;*/
10425
10426     void *gestalt(dlopen("/usr/lib/libMobileGestalt.dylib", RTLD_GLOBAL | RTLD_LAZY));
10427     $MGCopyAnswer = reinterpret_cast<CFStringRef (*)(CFStringRef)>(dlsym(gestalt, "MGCopyAnswer"));
10428
10429     /* System Information {{{ */
10430     size_t size;
10431
10432     int maxproc;
10433     size = sizeof(maxproc);
10434     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10435         perror("sysctlbyname(\"kern.maxproc\", ?)");
10436     else if (maxproc < 64) {
10437         maxproc = 64;
10438         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10439             perror("sysctlbyname(\"kern.maxproc\", #)");
10440     }
10441
10442     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10443     char *osversion = new char[size];
10444     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10445         perror("sysctlbyname(\"kern.osversion\", ?)");
10446     else
10447         System_ = [NSString stringWithUTF8String:osversion];
10448
10449     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10450     char *machine = new char[size];
10451     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10452         perror("sysctlbyname(\"hw.machine\", ?)");
10453     else
10454         Machine_ = machine;
10455
10456     int64_t usermem(0);
10457     size = sizeof(usermem);
10458     if (sysctlbyname("hw.usermem", &usermem, &size, NULL, 0) == -1)
10459         usermem = 0;
10460
10461     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10462     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10463     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10464
10465     UniqueID_ = UniqueIdentifier(device);
10466
10467     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10468         Product_ = [info objectForKey:@"SafariProductVersion"];
10469         Safari_ = [info objectForKey:@"CFBundleVersion"];
10470     }
10471
10472     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10473
10474     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Safari_))
10475         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[1], agent];
10476     if (RegEx match = RegEx("([0-9]+[A-Z][0-9]+[a-z]?).*", System_))
10477         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[1], agent];
10478     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Product_))
10479         agent = [NSString stringWithFormat:@"Version/%@ %@", match[1], agent];
10480
10481     UserAgent_ = agent;
10482     /* }}} */
10483     /* Load Database {{{ */
10484     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10485
10486     _trace();
10487     mkdir("/var/mobile/Library/Cydia", 0755);
10488     MetaFile_.Open("/var/mobile/Library/Cydia/metadata.cb0");
10489     _trace();
10490
10491     Values_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaValues"), CFSTR("com.saurik.Cydia")));
10492     Sections_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaSections"), CFSTR("com.saurik.Cydia")));
10493     Sources_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaSources"), CFSTR("com.saurik.Cydia")));
10494     Version_ = [(NSNumber *) CFPreferencesCopyAppValue(CFSTR("CydiaVersion"), CFSTR("com.saurik.Cydia")) autorelease];
10495
10496     _trace();
10497     NSDictionary *metadata([[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease]);
10498
10499     if (Values_ == nil)
10500         Values_ = [metadata objectForKey:@"Values"];
10501     if (Values_ == nil)
10502         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10503
10504     if (Sections_ == nil)
10505         Sections_ = [metadata objectForKey:@"Sections"];
10506     if (Sections_ == nil)
10507         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10508
10509     if (Sources_ == nil)
10510         Sources_ = [metadata objectForKey:@"Sources"];
10511     if (Sources_ == nil)
10512         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10513
10514     // XXX: this wrong, but in a way that doesn't matter :/
10515     if (Version_ == nil)
10516         Version_ = [metadata objectForKey:@"Version"];
10517     if (Version_ == nil)
10518         Version_ = [NSNumber numberWithUnsignedInt:0];
10519
10520     if (NSDictionary *packages = [metadata objectForKey:@"Packages"]) {
10521         bool fail(false);
10522         CFDictionaryApplyFunction((CFDictionaryRef) packages, &PackageImport, &fail);
10523         _trace();
10524         if (fail)
10525             NSLog(@"unable to import package preferences... from 2010? oh well :/");
10526     }
10527
10528     if ([Version_ unsignedIntValue] == 0) {
10529         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10530         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10531         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10532         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10533
10534         Version_ = [NSNumber numberWithUnsignedInt:1];
10535
10536         if (NSMutableDictionary *cache = [NSMutableDictionary dictionaryWithContentsOfFile:@ CacheState_]) {
10537             [cache removeObjectForKey:@"LastUpdate"];
10538             [cache writeToFile:@ CacheState_ atomically:YES];
10539         }
10540     }
10541
10542     _H<NSMutableArray> broken([NSMutableArray array]);
10543     for (NSString *key in (id) Sources_)
10544         if ([key rangeOfCharacterFromSet:[NSCharacterSet characterSetWithCharactersInString:@"# "]].location != NSNotFound || ![([[Sources_ objectForKey:key] objectForKey:@"URI"] ?: @"/") hasSuffix:@"/"])
10545             [broken addObject:key];
10546     if ([broken count] != 0)
10547         for (NSString *key in (id) broken)
10548             [Sources_ removeObjectForKey:key];
10549     broken = nil;
10550
10551     SaveConfig(nil);
10552     system("/usr/libexec/cydia/cydo /bin/rm -f /var/lib/cydia/metadata.plist");
10553     /* }}} */
10554
10555     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10556
10557     if (kCFCoreFoundationVersionNumber > 1000)
10558         system("/usr/libexec/cydia/cydo /usr/libexec/cydia/setnsfpn /var/lib");
10559
10560     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10561
10562     if (access("/User", F_OK) != 0 || version != 6) {
10563         _trace();
10564         system("/usr/libexec/cydia/cydo /usr/libexec/cydia/firmware.sh");
10565         _trace();
10566     }
10567
10568     if (access("/tmp/cydia.chk", F_OK) == 0) {
10569         if (unlink([Cache("pkgcache.bin") UTF8String]) == -1)
10570             _assert(errno == ENOENT);
10571         if (unlink([Cache("srcpkgcache.bin") UTF8String]) == -1)
10572             _assert(errno == ENOENT);
10573     }
10574
10575     system("/usr/libexec/cydia/cydo /bin/ln -sf /var/mobile/Library/Caches/com.saurik.Cydia/sources.list /etc/apt/sources.list.d/cydia.list");
10576
10577     /* APT Initialization {{{ */
10578     _assert(pkgInitConfig(*_config));
10579     _assert(pkgInitSystem(*_config, _system));
10580
10581     _config->Set("Acquire::AllowInsecureRepositories", true);
10582     _config->Set("Acquire::Check-Valid-Until", false);
10583     _config->Set("Dir::Bin::Methods::store", "/Applications/Cydia.app/store");
10584
10585     _config->Set("pkgCacheGen::ForceEssential", "");
10586
10587     if (translation != NULL)
10588         _config->Set("APT::Acquire::Translation", translation);
10589     _config->Set("Acquire::Languages", languages);
10590
10591     // XXX: this timeout might be important :(
10592     //_config->Set("Acquire::http::Timeout", 15);
10593
10594     _config->Set("Acquire::http::MaxParallel", usermem >= 384 * 1024 * 1024 ? 16 : 3);
10595
10596     mkdir([Cache("archives") UTF8String], 0755);
10597     mkdir([Cache("archives/partial") UTF8String], 0755);
10598     _config->Set("Dir::Cache", [Cache_ UTF8String]);
10599
10600     symlink("/var/lib/apt/extended_states", [Cache("extended_states") UTF8String]);
10601     _config->Set("Dir::State", [Cache_ UTF8String]);
10602
10603     mkdir([Cache("lists") UTF8String], 0755);
10604     mkdir([Cache("lists/partial") UTF8String], 0755);
10605     mkdir([Cache("periodic") UTF8String], 0755);
10606     _config->Set("Dir::State::Lists", [Cache("lists") UTF8String]);
10607
10608     std::string logs("/var/mobile/Library/Logs/Cydia");
10609     mkdir(logs.c_str(), 0755);
10610     _config->Set("Dir::Log", logs);
10611
10612     _config->Set("Dir::Bin::dpkg", "/usr/libexec/cydia/cydo");
10613     /* }}} */
10614     /* Color Choices {{{ */
10615     space_ = CGColorSpaceCreateDeviceRGB();
10616
10617     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10618     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10619     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10620     Folder_.Set(space_, 0x8e/255.f, 0x8e/255.f, 0x93/255.f, 1.0);
10621     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10622     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10623     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10624     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10625     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10626     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10627
10628     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10629     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10630     /* }}}*/
10631     /* UIKit Configuration {{{ */
10632     // XXX: I have a feeling this was important
10633     //UIKeyboardDisableAutomaticAppearance();
10634     /* }}} */
10635
10636     $SBSSetInterceptsMenuButtonForever = reinterpret_cast<void (*)(bool)>(dlsym(RTLD_DEFAULT, "SBSSetInterceptsMenuButtonForever"));
10637     $SBSCopyIconImagePNGDataForDisplayIdentifier = reinterpret_cast<NSData *(*)(NSString *)>(dlsym(RTLD_DEFAULT, "SBSCopyIconImagePNGDataForDisplayIdentifier"));
10638
10639     const char *symbol(kCFCoreFoundationVersionNumber >= 800 ? "MGGetBoolAnswer" : "GSSystemHasCapability");
10640     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, symbol));
10641     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10642
10643     PulseInterval_ = fast ? 50000 : 500000;
10644
10645     Colon_ = UCLocalize("COLON_DELIMITED");
10646     Elision_ = UCLocalize("ELISION");
10647     Error_ = UCLocalize("ERROR");
10648     Warning_ = UCLocalize("WARNING");
10649
10650     _trace();
10651     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10652
10653     CGColorSpaceRelease(space_);
10654     CFRelease(Locale_);
10655
10656     [pool release];
10657     return value;
10658 }