MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2015  Jay Freeman (saurik)
   3 */
   4
   5 /* GNU General Public License, Version 3 {{{ */
   6 /*
   7  * Cydia is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published
   9  * by the Free Software Foundation, either version 3 of the License,
  10  * or (at your option) any later version.
  11  *
  12  * Cydia is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with Cydia.  If not, see <http://www.gnu.org/licenses/>.
  19 **/
  20 /* }}} */
  21
  22 // XXX: wtf/FastMalloc.h... wtf?
  23 #define USE_SYSTEM_MALLOC 1
  24
  25 /* #include Directives {{{ */
  26 #include "CyteKit/UCPlatform.h"
  27 #include "CyteKit/Localize.h"
  28
  29 #include <unicode/ustring.h>
  30 #include <unicode/utrans.h>
  31
  32 #include <objc/objc.h>
  33 #include <objc/runtime.h>
  34
  35 #include <CoreGraphics/CoreGraphics.h>
  36 #include <Foundation/Foundation.h>
  37
  38 #if 0
  39 #define DEPLOYMENT_TARGET_MACOSX 1
  40 #define CF_BUILDING_CF 1
  41 #include <CoreFoundation/CFInternal.h>
  42 #endif
  43
  44 #include <CoreFoundation/CFUniChar.h>
  45
  46 #include <SystemConfiguration/SystemConfiguration.h>
  47
  48 #include <UIKit/UIKit.h>
  49 #include "iPhonePrivate.h"
  50
  51 #include <IOKit/IOKitLib.h>
  52
  53 #include <QuartzCore/CALayer.h>
  54
  55 #include <WebCore/WebCoreThread.h>
  56 #include <WebKit/DOMHTMLIFrameElement.h>
  57
  58 #include <algorithm>
  59 #include <iomanip>
  60 #include <set>
  61 #include <sstream>
  62 #include <string>
  63
  64 #include <ext/stdio_filebuf.h>
  65
  66 #undef ABS
  67
  68 #include <apt-pkg/acquire.h>
  69 #include <apt-pkg/acquire-item.h>
  70 #include <apt-pkg/algorithms.h>
  71 #include <apt-pkg/cachefile.h>
  72 #include <apt-pkg/clean.h>
  73 #include <apt-pkg/configuration.h>
  74 #include <apt-pkg/debindexfile.h>
  75 #include <apt-pkg/debmetaindex.h>
  76 #include <apt-pkg/error.h>
  77 #include <apt-pkg/init.h>
  78 #include <apt-pkg/mmap.h>
  79 #include <apt-pkg/pkgrecords.h>
  80 #include <apt-pkg/sha1.h>
  81 #include <apt-pkg/sourcelist.h>
  82 #include <apt-pkg/sptr.h>
  83 #include <apt-pkg/strutl.h>
  84 #include <apt-pkg/tagfile.h>
  85
  86 #include <sys/types.h>
  87 #include <sys/stat.h>
  88 #include <sys/sysctl.h>
  89 #include <sys/param.h>
  90 #include <sys/mount.h>
  91 #include <sys/reboot.h>
  92
  93 #include <fcntl.h>
  94 #include <notify.h>
  95 #include <dlfcn.h>
  96
  97 extern "C" {
  98 #include <mach-o/nlist.h>
  99 }
 100
 101 #include <cstdio>
 102 #include <cstdlib>
 103 #include <cstring>
 104
 105 #include <errno.h>
 106
 107 #include <Cytore.hpp>
 108 #include "Sources.h"
 109
 110 #include "Substrate.hpp"
 111 #include "Menes/Menes.h"
 112
 113 #include "CyteKit/IndirectDelegate.h"
 114 #include "CyteKit/RegEx.hpp"
 115 #include "CyteKit/TableViewCell.h"
 116 #include "CyteKit/TabBarController.h"
 117 #include "CyteKit/WebScriptObject-Cyte.h"
 118 #include "CyteKit/WebViewController.h"
 119 #include "CyteKit/WebViewTableViewCell.h"
 120 #include "CyteKit/stringWithUTF8Bytes.h"
 121
 122 #include "Cydia/MIMEAddress.h"
 123 #include "Cydia/LoadingViewController.h"
 124 #include "Cydia/ProgressEvent.h"
 125
 126 #include "SDURLCache/SDURLCache.h"
 127 /* }}} */
 128
 129 /* Profiler {{{ */
 130 struct timeval _ltv;
 131 bool _itv;
 132
 133 #define _timestamp ({ \
 134     struct timeval tv; \
 135     gettimeofday(&tv, NULL); \
 136     tv.tv_sec * 1000000 + tv.tv_usec; \
 137 })
 138
 139 typedef std::vector<class ProfileTime *> TimeList;
 140 TimeList times_;
 141
 142 class ProfileTime {
 143   private:
 144     const char *name_;
 145     uint64_t total_;
 146     uint64_t count_;
 147
 148   public:
 149     ProfileTime(const char *name) :
 150         name_(name),
 151         total_(0)
 152     {
 153         times_.push_back(this);
 154     }
 155
 156     void AddTime(uint64_t time) {
 157         total_ += time;
 158         ++count_;
 159     }
 160
 161     void Print() {
 162         if (total_ != 0)
 163             std::cerr << std::setw(7) << count_ << ", " << std::setw(8) << total_ << " : " << name_ << std::endl;
 164         total_ = 0;
 165         count_ = 0;
 166     }
 167 };
 168
 169 class ProfileTimer {
 170   private:
 171     ProfileTime &time_;
 172     uint64_t start_;
 173
 174   public:
 175     ProfileTimer(ProfileTime &time) :
 176         time_(time),
 177         start_(_timestamp)
 178     {
 179     }
 180
 181     ~ProfileTimer() {
 182         time_.AddTime(_timestamp - start_);
 183     }
 184 };
 185
 186 void PrintTimes() {
 187     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 188         (*i)->Print();
 189     std::cerr << "========" << std::endl;
 190 }
 191
 192 #define _profile(name) { \
 193     static ProfileTime name(#name); \
 194     ProfileTimer _ ## name(name);
 195
 196 #define _end }
 197 /* }}} */
 198
 199 // XXX: I hate clang. Apple: please get over your petty hatred of GPL and fix your gcc fork
 200 #define synchronized(lock) \
 201     synchronized(static_cast<NSObject *>(lock))
 202
 203 extern NSString *Cydia_;
 204
 205 #define lprintf(args...) fprintf(stderr, args)
 206
 207 #define ForRelease 1
 208 #define TraceLogging (1 && !ForRelease)
 209 #define HistogramInsertionSort (0 && !ForRelease)
 210 #define ProfileTimes (0 && !ForRelease)
 211 #define ForSaurik (0 && !ForRelease)
 212 #define LogBrowser (0 && !ForRelease)
 213 #define TrackResize (0 && !ForRelease)
 214 #define ManualRefresh (1 && !ForRelease)
 215 #define ShowInternals (0 && !ForRelease)
 216 #define AlwaysReload (0 && !ForRelease)
 217
 218 #if !TraceLogging
 219 #undef _trace
 220 #define _trace(args...)
 221 #endif
 222
 223 #if !ProfileTimes
 224 #undef _profile
 225 #define _profile(name) {
 226 #undef _end
 227 #define _end }
 228 #define PrintTimes() do {} while (false)
 229 #endif
 230
 231 // Hash Functions/Structures {{{
 232 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 233
 234 union SplitHash {
 235     uint32_t u32;
 236     uint16_t u16[2];
 237 };
 238 // }}}
 239
 240 static NSString *Colon_;
 241 NSString *Elision_;
 242 static NSString *Error_;
 243 static NSString *Warning_;
 244
 245 static NSString *Cache_;
 246 #define Cache(file) \
 247     [NSString stringWithFormat:@"%@/%s", Cache_, file]
 248
 249 static void (*$SBSSetInterceptsMenuButtonForever)(bool);
 250
 251 static CFStringRef (*$MGCopyAnswer)(CFStringRef);
 252
 253 static NSString *UniqueIdentifier(UIDevice *device = nil) {
 254     if (kCFCoreFoundationVersionNumber < 800) // iOS 7.x
 255         return [device ?: [UIDevice currentDevice] uniqueIdentifier];
 256     else
 257         return [(id)$MGCopyAnswer(CFSTR("UniqueDeviceID")) autorelease];
 258 }
 259
 260 static bool IsReachable(const char *name) {
 261     SCNetworkReachabilityFlags flags; {
 262         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, name));
 263         SCNetworkReachabilityGetFlags(reachability, &flags);
 264         CFRelease(reachability);
 265     }
 266
 267     // XXX: this elaborate mess is what Apple is using to determine this? :(
 268     // XXX: do we care if the user has to intervene? maybe that's ok?
 269     return
 270         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
 271             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
 272                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
 273                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
 274             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
 275             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
 276         )
 277     ;
 278 }
 279
 280 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 281
 282 static _finline NSString *CydiaURL(NSString *path) {
 283     char page[26];
 284     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 285     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 286     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 287     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 288     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 289     page[25] = '\0';
 290     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 291 }
 292
 293 static NSString *ShellEscape(NSString *value) {
 294     return [NSString stringWithFormat:@"'%@'", [value stringByReplacingOccurrencesOfString:@"'" withString:@"'\\''"]];
 295 }
 296
 297 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 298     int notify_token;
 299     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 300         notify_set_state(notify_token, newStatus);
 301         notify_cancel(notify_token);
 302     }
 303     notify_post("com.saurik.Cydia.status");
 304 }
 305
 306 static CGFloat CYStatusBarHeight() {
 307     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 308     return UIInterfaceOrientationIsPortrait([[UIApplication sharedApplication] statusBarOrientation]) ? size.height : size.width;
 309 }
 310
 311 /* NSForcedOrderingSearch doesn't work on the iPhone */
 312 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 313 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 314 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 315
 316 /* Insertion Sort {{{ */
 317
 318 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 319     const char *ptr = (const char *)list;
 320     while (0 < count) {
 321         CFIndex half = count / 2;
 322         const char *probe = ptr + elementSize * half;
 323         CFComparisonResult cr = comparator(element, probe, context);
 324     if (0 == cr) return (probe - (const char *)list) / elementSize;
 325         ptr = (cr < 0) ? ptr : probe + elementSize;
 326         count = (cr < 0) ? half : (half + (count & 1) - 1);
 327     }
 328     return (ptr - (const char *)list) / elementSize;
 329 }
 330
 331 CFIndex CFBSearch_(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 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 345     if (range.length == 0)
 346         return;
 347     const void **values(new const void *[range.length]);
 348     CFArrayGetValues(array, range, values);
 349
 350 #if HistogramInsertionSort > 0
 351     uint32_t total(0), *offsets(new uint32_t[range.length]);
 352 #endif
 353
 354     for (CFIndex index(1); index != range.length; ++index) {
 355         const void *value(values[index]);
 356         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 357         CFIndex correct(index);
 358         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 359 #if HistogramInsertionSort > 1
 360             NSLog(@"%@ < %@", value, values[correct - 1]);
 361 #endif
 362             if (--correct == 0)
 363                 break;
 364         }
 365         if (correct != index) {
 366             size_t offset(index - correct);
 367 #if HistogramInsertionSort
 368             total += offset;
 369             ++offsets[offset];
 370             if (offset > 10)
 371                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 372 #endif
 373             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 374             values[correct] = value;
 375         }
 376     }
 377
 378     CFArrayReplaceValues(array, range, values, range.length);
 379     delete [] values;
 380
 381 #if HistogramInsertionSort > 0
 382     for (CFIndex index(0); index != range.length; ++index)
 383         if (offsets[index] != 0)
 384             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 385     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 386     delete [] offsets;
 387 #endif
 388 }
 389
 390 /* }}} */
 391
 392 /* Apple Bug Fixes {{{ */
 393 @implementation UIWebDocumentView (Cydia)
 394
 395 - (void) _setScrollerOffset:(CGPoint)offset {
 396     UIScroller *scroller([self _scroller]);
 397
 398     CGSize size([scroller contentSize]);
 399     CGSize bounds([scroller bounds].size);
 400
 401     CGPoint max;
 402     max.x = size.width - bounds.width;
 403     max.y = size.height - bounds.height;
 404
 405     // wtf Apple?!
 406     if (max.x < 0)
 407         max.x = 0;
 408     if (max.y < 0)
 409         max.y = 0;
 410
 411     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 412     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 413
 414     [scroller setOffset:offset];
 415 }
 416
 417 @end
 418 /* }}} */
 419
 420 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 421     size_t length([self length] - state->state);
 422     if (length <= 0)
 423         return 0;
 424     else if (length > count)
 425         length = count;
 426     for (size_t i(0); i != length; ++i)
 427         objects[i] = [self item:state->state++];
 428     state->itemsPtr = objects;
 429     state->mutationsPtr = (unsigned long *) self;
 430     return length;
 431 }
 432
 433 /* Cydia NSString Additions {{{ */
 434 @interface NSString (Cydia)
 435 - (NSComparisonResult) compareByPath:(NSString *)other;
 436 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 437 @end
 438
 439 @implementation NSString (Cydia)
 440
 441 - (NSComparisonResult) compareByPath:(NSString *)other {
 442     NSString *prefix = [self commonPrefixWithString:other options:0];
 443     size_t length = [prefix length];
 444
 445     NSRange lrange = NSMakeRange(length, [self length] - length);
 446     NSRange rrange = NSMakeRange(length, [other length] - length);
 447
 448     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 449     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 450
 451     NSComparisonResult value;
 452
 453     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 454         value = NSOrderedSame;
 455     else if (lrange.location == NSNotFound)
 456         value = NSOrderedAscending;
 457     else if (rrange.location == NSNotFound)
 458         value = NSOrderedDescending;
 459     else
 460         value = NSOrderedSame;
 461
 462     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 463         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 464     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 465         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 466
 467     NSComparisonResult result = [lpath compare:rpath];
 468     return result == NSOrderedSame ? value : result;
 469 }
 470
 471 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 472     return [(id)CFURLCreateStringByAddingPercentEscapes(
 473         kCFAllocatorDefault,
 474         (CFStringRef) self,
 475         NULL,
 476         CFSTR(";/?:@&=+$,"),
 477         kCFStringEncodingUTF8
 478     ) autorelease];
 479 }
 480
 481 @end
 482 /* }}} */
 483
 484 /* C++ NSString Wrapper Cache {{{ */
 485 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 486     return size == 0 ? NULL :
 487         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 488         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 489 }
 490
 491 static _finline CFStringRef CYStringCreate(const char *data) {
 492     return CYStringCreate(data, strlen(data));
 493 }
 494
 495 class CYString {
 496   private:
 497     char *data_;
 498     size_t size_;
 499     CFStringRef cache_;
 500
 501     _finline void clear_() {
 502         if (cache_ != NULL) {
 503             CFRelease(cache_);
 504             cache_ = NULL;
 505         }
 506     }
 507
 508   public:
 509     _finline bool empty() const {
 510         return size_ == 0;
 511     }
 512
 513     _finline size_t size() const {
 514         return size_;
 515     }
 516
 517     _finline char *data() const {
 518         return data_;
 519     }
 520
 521     _finline void clear() {
 522         size_ = 0;
 523         clear_();
 524     }
 525
 526     _finline CYString() :
 527         data_(0),
 528         size_(0),
 529         cache_(NULL)
 530     {
 531     }
 532
 533     _finline ~CYString() {
 534         clear_();
 535     }
 536
 537     void operator =(const CYString &rhs) {
 538         data_ = rhs.data_;
 539         size_ = rhs.size_;
 540
 541         if (rhs.cache_ == nil)
 542             cache_ = NULL;
 543         else
 544             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 545     }
 546
 547     void copy(CYPool *pool) {
 548         char *temp(pool->malloc<char>(size_ + 1));
 549         memcpy(temp, data_, size_);
 550         temp[size_] = '\0';
 551         data_ = temp;
 552     }
 553
 554     void set(CYPool *pool, const char *data, size_t size) {
 555         if (size == 0)
 556             clear();
 557         else {
 558             clear_();
 559
 560             data_ = const_cast<char *>(data);
 561             size_ = size;
 562
 563             if (pool != NULL)
 564                 copy(pool);
 565         }
 566     }
 567
 568     _finline void set(CYPool *pool, const char *data) {
 569         set(pool, data, data == NULL ? 0 : strlen(data));
 570     }
 571
 572     _finline void set(CYPool *pool, const std::string &rhs) {
 573         set(pool, rhs.data(), rhs.size());
 574     }
 575
 576     bool operator ==(const CYString &rhs) const {
 577         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 578     }
 579
 580     _finline operator CFStringRef() {
 581         if (cache_ == NULL)
 582             cache_ = CYStringCreate(data_, size_);
 583         return cache_;
 584     }
 585
 586     _finline operator id() {
 587         return (NSString *) static_cast<CFStringRef>(*this);
 588     }
 589
 590     _finline operator const char *() {
 591         return reinterpret_cast<const char *>(data_);
 592     }
 593 };
 594 /* }}} */
 595 /* C++ NSString Algorithm Adapters {{{ */
 596 extern "C" {
 597     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 598 }
 599
 600 struct NSStringMapHash :
 601     std::unary_function<NSString *, size_t>
 602 {
 603     _finline size_t operator ()(NSString *value) const {
 604         return CFStringHashNSString((CFStringRef) value);
 605     }
 606 };
 607
 608 struct NSStringMapLess :
 609     std::binary_function<NSString *, NSString *, bool>
 610 {
 611     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 612         return [lhs compare:rhs] == NSOrderedAscending;
 613     }
 614 };
 615
 616 struct NSStringMapEqual :
 617     std::binary_function<NSString *, NSString *, bool>
 618 {
 619     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 620         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 621         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 622         //[lhs isEqualToString:rhs];
 623     }
 624 };
 625 /* }}} */
 626
 627 /* CoreGraphics Primitives {{{ */
 628 class CYColor {
 629   private:
 630     CGColorRef color_;
 631
 632     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 633         CGFloat color[] = {red, green, blue, alpha};
 634         return CGColorCreate(space, color);
 635     }
 636
 637   public:
 638     CYColor() :
 639         color_(NULL)
 640     {
 641     }
 642
 643     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 644         color_(Create_(space, red, green, blue, alpha))
 645     {
 646         Set(space, red, green, blue, alpha);
 647     }
 648
 649     void Clear() {
 650         if (color_ != NULL)
 651             CGColorRelease(color_);
 652     }
 653
 654     ~CYColor() {
 655         Clear();
 656     }
 657
 658     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 659         Clear();
 660         color_ = Create_(space, red, green, blue, alpha);
 661     }
 662
 663     operator CGColorRef() {
 664         return color_;
 665     }
 666 };
 667 /* }}} */
 668
 669 /* Random Global Variables {{{ */
 670 static int PulseInterval_ = 500000;
 671
 672 static const NSString *UI_;
 673
 674 static int Finish_;
 675 static bool RestartSubstrate_;
 676 static NSArray *Finishes_;
 677
 678 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 679 #define NotifyConfig_ "/etc/notify.conf"
 680
 681 static bool Queuing_;
 682
 683 static CYColor Blue_;
 684 static CYColor Blueish_;
 685 static CYColor Black_;
 686 static CYColor Folder_;
 687 static CYColor Off_;
 688 static CYColor White_;
 689 static CYColor Gray_;
 690 static CYColor Green_;
 691 static CYColor Purple_;
 692 static CYColor Purplish_;
 693
 694 static UIColor *InstallingColor_;
 695 static UIColor *RemovingColor_;
 696
 697 static NSString *App_;
 698
 699 static BOOL Advanced_;
 700 static BOOL Ignored_;
 701
 702 static _H<UIFont> Font12_;
 703 static _H<UIFont> Font12Bold_;
 704 static _H<UIFont> Font14_;
 705 static _H<UIFont> Font18_;
 706 static _H<UIFont> Font18Bold_;
 707 static _H<UIFont> Font22Bold_;
 708
 709 static const char *Machine_ = NULL;
 710 static _H<NSString> System_;
 711 static NSString *SerialNumber_ = nil;
 712 static NSString *ChipID_ = nil;
 713 static NSString *BBSNum_ = nil;
 714 static _H<NSString> UniqueID_;
 715 static _H<NSString> UserAgent_;
 716 static _H<NSString> Product_;
 717 static _H<NSString> Safari_;
 718
 719 static _H<NSLocale> CollationLocale_;
 720 static _H<NSArray> CollationThumbs_;
 721 static std::vector<NSInteger> CollationOffset_;
 722 static _H<NSArray> CollationTitles_;
 723 static _H<NSArray> CollationStarts_;
 724 static UTransliterator *CollationTransl_;
 725 //static Function<NSString *, NSString *> CollationModify_;
 726
 727 typedef std::basic_string<UChar> ustring;
 728 static ustring CollationString_;
 729
 730 #define CUC const ustring &str(*reinterpret_cast<const ustring *>(rep))
 731 #define UC ustring &str(*reinterpret_cast<ustring *>(rep))
 732 static struct UReplaceableCallbacks CollationUCalls_ = {
 733     .length = [](const UReplaceable *rep) -> int32_t { CUC;
 734         return str.size();
 735     },
 736
 737     .charAt = [](const UReplaceable *rep, int32_t offset) -> UChar { CUC;
 738         //fprintf(stderr, "charAt(%d) : %d\n", offset, str.size());
 739         if (offset >= str.size())
 740             return 0xffff;
 741         return str[offset];
 742     },
 743
 744     .char32At = [](const UReplaceable *rep, int32_t offset) -> UChar32 { CUC;
 745         //fprintf(stderr, "char32At(%d) : %d\n", offset, str.size());
 746         if (offset >= str.size())
 747             return 0xffff;
 748         UChar32 c;
 749         U16_GET(str.data(), 0, offset, str.size(), c);
 750         return c;
 751     },
 752
 753     .replace = [](UReplaceable *rep, int32_t start, int32_t limit, const UChar *text, int32_t length) -> void { UC;
 754         //fprintf(stderr, "replace(%d, %d, %d) : %d\n", start, limit, length, str.size());
 755         str.replace(start, limit - start, text, length);
 756     },
 757
 758     .extract = [](UReplaceable *rep, int32_t start, int32_t limit, UChar *dst) -> void { UC;
 759         //fprintf(stderr, "extract(%d, %d) : %d\n", start, limit, str.size());
 760         str.copy(dst, limit - start, start);
 761     },
 762
 763     .copy = [](UReplaceable *rep, int32_t start, int32_t limit, int32_t dest) -> void { UC;
 764         //fprintf(stderr, "copy(%d, %d, %d) : %d\n", start, limit, dest, str.size());
 765         str.replace(dest, 0, str, start, limit - start);
 766     },
 767 };
 768
 769 static CFLocaleRef Locale_;
 770 static NSArray *Languages_;
 771 static CGColorSpaceRef space_;
 772
 773 #define CacheState_ "/var/mobile/Library/Caches/com.saurik.Cydia/CacheState.plist"
 774 #define SavedState_ "/var/mobile/Library/Caches/com.saurik.Cydia/SavedState.plist"
 775
 776 static NSDictionary *SectionMap_;
 777 static _H<NSDate> Backgrounded_;
 778 static _transient NSMutableDictionary *Values_;
 779 static _transient NSMutableDictionary *Sections_;
 780 _H<NSMutableDictionary> Sources_;
 781 static _transient NSNumber *Version_;
 782 static time_t now_;
 783
 784 bool IsWildcat_;
 785 CGFloat ScreenScale_;
 786 static NSString *Idiom_;
 787 static _H<NSString> Firmware_;
 788 static NSString *Major_;
 789
 790 static _H<NSMutableDictionary> SessionData_;
 791 static _H<NSObject> HostConfig_;
 792 static _H<NSMutableSet> BridgedHosts_;
 793 static _H<NSMutableSet> InsecureHosts_;
 794 static _H<NSMutableSet> PipelinedHosts_;
 795 static _H<NSMutableSet> CachedURLs_;
 796
 797 static NSString *kCydiaProgressEventTypeError = @"Error";
 798 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 799 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 800 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 801 /* }}} */
 802
 803 /* Display Helpers {{{ */
 804 inline float Interpolate(float begin, float end, float fraction) {
 805     return (end - begin) * fraction + begin;
 806 }
 807
 808 static inline double Retina(double value) {
 809     value *= ScreenScale_;
 810     value = round(value);
 811     value /= ScreenScale_;
 812     return value;
 813 }
 814
 815 static inline CGRect Retina(CGRect value) {
 816     value.origin.x *= ScreenScale_;
 817     value.origin.y *= ScreenScale_;
 818     value.size.width *= ScreenScale_;
 819     value.size.height *= ScreenScale_;
 820     value = CGRectIntegral(value);
 821     value.origin.x /= ScreenScale_;
 822     value.origin.y /= ScreenScale_;
 823     value.size.width /= ScreenScale_;
 824     value.size.height /= ScreenScale_;
 825     return value;
 826 }
 827
 828 static _finline const char *StripVersion_(const char *version) {
 829     const char *colon(strchr(version, ':'));
 830     return colon == NULL ? version : colon + 1;
 831 }
 832
 833 NSString *LocalizeSection(NSString *section) {
 834     static RegEx title_r("(.*?) \\((.*)\\)");
 835     if (title_r(section)) {
 836         NSString *parent(title_r[1]);
 837         NSString *child(title_r[2]);
 838
 839         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 840             LocalizeSection(parent),
 841             LocalizeSection(child)
 842         ];
 843     }
 844
 845     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 846 }
 847
 848 NSString *Simplify(NSString *title) {
 849     const char *data = [title UTF8String];
 850     size_t size = [title lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
 851
 852     static RegEx square_r("\\[(.*)\\]");
 853     if (square_r(data, size))
 854         return Simplify(square_r[1]);
 855
 856     static RegEx paren_r("\\((.*)\\)");
 857     if (paren_r(data, size))
 858         return Simplify(paren_r[1]);
 859
 860     static RegEx title_r("(.*?) \\((.*)\\)");
 861     if (title_r(data, size))
 862         return Simplify(title_r[1]);
 863
 864     return title;
 865 }
 866 /* }}} */
 867
 868 bool isSectionVisible(NSString *section) {
 869     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 870     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 871     return hidden == nil || ![hidden boolValue];
 872 }
 873
 874 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 875     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 876     if (entry == MACH_PORT_NULL)
 877         return nil;
 878
 879     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 880     IOObjectRelease(entry);
 881
 882     if (value == NULL)
 883         return nil;
 884     return [(id) value autorelease];
 885 }
 886
 887 static NSString *CYHex(NSData *data, bool reverse = false) {
 888     if (data == nil)
 889         return nil;
 890
 891     size_t length([data length]);
 892     uint8_t bytes[length];
 893     [data getBytes:bytes];
 894
 895     char string[length * 2 + 1];
 896     for (size_t i(0); i != length; ++i)
 897         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 898
 899     return [NSString stringWithUTF8String:string];
 900 }
 901
 902 static NSString *VerifySource(NSString *href) {
 903     static RegEx href_r("(http(s?)://|file:///)[^# ]*");
 904     if (!href_r(href)) {
 905         [[[[UIAlertView alloc]
 906             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("INVALID_URL")]
 907             message:UCLocalize("INVALID_URL_EX")
 908             delegate:nil
 909             cancelButtonTitle:UCLocalize("OK")
 910             otherButtonTitles:nil
 911         ] autorelease] show];
 912
 913         return nil;
 914     }
 915
 916     if (![href hasSuffix:@"/"])
 917         href = [href stringByAppendingString:@"/"];
 918     return href;
 919 }
 920
 921 @class Cydia;
 922
 923 /* Delegate Prototypes {{{ */
 924 @class Package;
 925 @class Source;
 926 @class CydiaProgressEvent;
 927
 928 @protocol DatabaseDelegate
 929 - (void) repairWithSelector:(SEL)selector;
 930 - (void) setConfigurationData:(NSString *)data;
 931 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 932 @end
 933
 934 @class CYPackageController;
 935
 936 @protocol SourceDelegate
 937 - (void) setFetch:(NSNumber *)fetch;
 938 @end
 939
 940 @protocol FetchDelegate
 941 - (bool) isSourceCancelled;
 942 - (void) startSourceFetch:(NSString *)uri;
 943 - (void) stopSourceFetch:(NSString *)uri;
 944 @end
 945
 946 @protocol CydiaDelegate
 947 - (void) returnToCydia;
 948 - (void) saveState;
 949 - (void) retainNetworkActivityIndicator;
 950 - (void) releaseNetworkActivityIndicator;
 951 - (void) clearPackage:(Package *)package;
 952 - (void) installPackage:(Package *)package;
 953 - (void) installPackages:(NSArray *)packages;
 954 - (void) removePackage:(Package *)package;
 955 - (void) beginUpdate;
 956 - (BOOL) updating;
 957 - (bool) requestUpdate;
 958 - (void) distUpgrade;
 959 - (void) loadData;
 960 - (void) updateData;
 961 - (void) _saveConfig;
 962 - (void) syncData;
 963 - (void) addSource:(NSDictionary *)source;
 964 - (BOOL) addTrivialSource:(NSString *)href;
 965 - (UIProgressHUD *) addProgressHUD;
 966 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 967 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 968 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 969 @end
 970 /* }}} */
 971
 972 /* CancelStatus {{{ */
 973 class CancelStatus :
 974     public pkgAcquireStatus
 975 {
 976   private:
 977     bool cancelled_;
 978
 979   public:
 980     CancelStatus() :
 981         cancelled_(false)
 982     {
 983     }
 984
 985     virtual bool MediaChange(std::string media, std::string drive) {
 986         return false;
 987     }
 988
 989     virtual void IMSHit(pkgAcquire::ItemDesc &desc) {
 990         Done(desc);
 991     }
 992
 993     virtual bool Pulse_(pkgAcquire *Owner) = 0;
 994
 995     virtual bool Pulse(pkgAcquire *Owner) {
 996         if (pkgAcquireStatus::Pulse(Owner) && Pulse_(Owner))
 997             return true;
 998         else {
 999             cancelled_ = true;
1000             return false;
1001         }
1002     }
1003
1004     _finline bool WasCancelled() const {
1005         return cancelled_;
1006     }
1007 };
1008 /* }}} */
1009 /* DelegateStatus {{{ */
1010 class CydiaStatus :
1011     public CancelStatus
1012 {
1013   private:
1014     _transient NSObject<ProgressDelegate> *delegate_;
1015
1016   public:
1017     CydiaStatus() :
1018         delegate_(nil)
1019     {
1020     }
1021
1022     void setDelegate(NSObject<ProgressDelegate> *delegate) {
1023         delegate_ = delegate;
1024     }
1025
1026     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1027         NSString *name([NSString stringWithUTF8String:desc.ShortDesc.c_str()]);
1028         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItemDesc:desc]);
1029         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1030     }
1031
1032     virtual void Done(pkgAcquire::ItemDesc &desc) {
1033         NSString *name([NSString stringWithUTF8String:desc.ShortDesc.c_str()]);
1034         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItemDesc:desc]);
1035         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1036     }
1037
1038     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1039         if (
1040             desc.Owner->Status == pkgAcquire::Item::StatIdle ||
1041             desc.Owner->Status == pkgAcquire::Item::StatDone
1042         )
1043             return;
1044
1045         std::string &error(desc.Owner->ErrorText);
1046         if (error.empty())
1047             return;
1048
1049         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItemDesc:desc]);
1050         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1051     }
1052
1053     virtual bool Pulse_(pkgAcquire *Owner) {
1054         double percent(
1055             double(CurrentBytes + CurrentItems) /
1056             double(TotalBytes + TotalItems)
1057         );
1058
1059         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
1060             [NSNumber numberWithDouble:percent], @"Percent",
1061
1062             [NSNumber numberWithDouble:CurrentBytes], @"Current",
1063             [NSNumber numberWithDouble:TotalBytes], @"Total",
1064             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
1065         nil] waitUntilDone:YES];
1066
1067         return ![delegate_ isProgressCancelled];
1068     }
1069
1070     virtual void Start() {
1071         pkgAcquireStatus::Start();
1072         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1073     }
1074
1075     virtual void Stop() {
1076         pkgAcquireStatus::Stop();
1077         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1078         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1079     }
1080 };
1081 /* }}} */
1082 /* Database Interface {{{ */
1083 typedef std::map< unsigned long, _H<Source> > SourceMap;
1084
1085 @interface Database : NSObject {
1086     NSZone *zone_;
1087     CYPool pool_;
1088
1089     unsigned era_;
1090     _H<NSDate> delock_;
1091
1092     pkgCacheFile cache_;
1093     pkgDepCache::Policy *policy_;
1094     pkgRecords *records_;
1095     pkgProblemResolver *resolver_;
1096     pkgAcquire *fetcher_;
1097     FileFd *lock_;
1098     SPtr<pkgPackageManager> manager_;
1099     pkgSourceList *list_;
1100
1101     SourceMap sourceMap_;
1102     _H<NSMutableArray> sourceList_;
1103
1104     CFMutableArrayRef packages_;
1105
1106     _transient NSObject<DatabaseDelegate> *delegate_;
1107     _transient NSObject<ProgressDelegate> *progress_;
1108
1109     CydiaStatus status_;
1110
1111     int cydiafd_;
1112     int statusfd_;
1113     FILE *input_;
1114
1115     std::map<const char *, _H<NSString> > sections_;
1116 }
1117
1118 + (Database *) sharedInstance;
1119 - (unsigned) era;
1120
1121 - (void) _readCydia:(NSNumber *)fd;
1122 - (void) _readStatus:(NSNumber *)fd;
1123 - (void) _readOutput:(NSNumber *)fd;
1124
1125 - (FILE *) input;
1126
1127 - (Package *) packageWithName:(NSString *)name;
1128
1129 - (pkgCacheFile &) cache;
1130 - (pkgDepCache::Policy *) policy;
1131 - (pkgRecords *) records;
1132 - (pkgProblemResolver *) resolver;
1133 - (pkgAcquire &) fetcher;
1134 - (pkgSourceList &) list;
1135 - (NSArray *) packages;
1136 - (NSArray *) sources;
1137 - (Source *) sourceWithKey:(NSString *)key;
1138 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1139
1140 - (void) configure;
1141 - (bool) prepare;
1142 - (void) perform;
1143 - (bool) upgrade;
1144 - (void) update;
1145
1146 - (void) updateWithStatus:(CancelStatus &)status;
1147
1148 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1149
1150 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1151 - (NSObject<ProgressDelegate> *) progressDelegate;
1152
1153 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1154 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1155 - (void) resetFetch;
1156
1157 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1158
1159 @end
1160 /* }}} */
1161 /* SourceStatus {{{ */
1162 class SourceStatus :
1163     public CancelStatus
1164 {
1165   private:
1166     _transient NSObject<FetchDelegate> *delegate_;
1167     _transient Database *database_;
1168     std::set<std::string> fetches_;
1169
1170   public:
1171     SourceStatus(NSObject<FetchDelegate> *delegate, Database *database) :
1172         delegate_(delegate),
1173         database_(database)
1174     {
1175     }
1176
1177     void Set(bool fetch, const std::string &uri) {
1178         if (fetch) {
1179             if (!fetches_.insert(uri).second)
1180                 return;
1181         } else {
1182             if (fetches_.erase(uri) == 0)
1183                 return;
1184         }
1185
1186         //printf("Set(%s, %s)\n", fetch ? "true" : "false", uri.c_str());
1187         [database_ setFetch:fetch forURI:uri.c_str()];
1188     }
1189
1190     _finline void Set(bool fetch, pkgAcquire::Item *item) {
1191         /*unsigned long ID(fetch ? 1 : 0);
1192         if (item->ID == ID)
1193             return;
1194         item->ID = ID;*/
1195         Set(fetch, item->DescURI());
1196     }
1197
1198     void Log(const char *tag, pkgAcquire::Item *item) {
1199         //printf("%s(%s) S:%u Q:%u\n", tag, item->DescURI().c_str(), item->Status, item->QueueCounter);
1200     }
1201
1202     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1203         Log("Fetch", desc.Owner);
1204         Set(true, desc.Owner);
1205     }
1206
1207     virtual void Done(pkgAcquire::ItemDesc &desc) {
1208         Log("Done", desc.Owner);
1209         Set(false, desc.Owner);
1210     }
1211
1212     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1213         Log("Fail", desc.Owner);
1214         Set(false, desc.Owner);
1215     }
1216
1217     virtual bool Pulse_(pkgAcquire *Owner) {
1218         std::set<std::string> fetches;
1219         for (pkgAcquire::ItemCIterator item(Owner->ItemsBegin()); item != Owner->ItemsEnd(); ++item) {
1220             bool fetch;
1221             if ((*item)->QueueCounter == 0)
1222                 fetch = false;
1223             else switch ((*item)->Status) {
1224                 case pkgAcquire::Item::StatFetching:
1225                     fetches.insert((*item)->DescURI());
1226                     fetch = true;
1227                 break;
1228
1229                 default:
1230                     fetch = false;
1231                 break;
1232             }
1233
1234             Log(fetch ? "Pulse<true>" : "Pulse<false>", *item);
1235             Set(fetch, *item);
1236         }
1237
1238         std::vector<std::string> stops;
1239         std::set_difference(fetches_.begin(), fetches_.end(), fetches.begin(), fetches.end(), std::back_insert_iterator<std::vector<std::string>>(stops));
1240         for (std::vector<std::string>::const_iterator stop(stops.begin()); stop != stops.end(); ++stop) {
1241             //printf("Stop(%s)\n", stop->c_str());
1242             Set(false, *stop);
1243         }
1244
1245         return ![delegate_ isSourceCancelled];
1246     }
1247
1248     virtual void Stop() {
1249         pkgAcquireStatus::Stop();
1250         [database_ resetFetch];
1251     }
1252 };
1253 /* }}} */
1254 /* ProgressEvent Implementation {{{ */
1255 @implementation CydiaProgressEvent
1256
1257 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1258     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1259 }
1260
1261 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1262     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1263     [event setPackage:package];
1264     return event;
1265 }
1266
1267 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItemDesc:(pkgAcquire::ItemDesc &)desc {
1268     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1269
1270     NSString *description([NSString stringWithUTF8String:desc.Description.c_str()]);
1271     NSArray *fields([description componentsSeparatedByString:@" "]);
1272     [event setItem:fields];
1273
1274     if ([fields count] > 3) {
1275         [event setPackage:[fields objectAtIndex:2]];
1276         [event setVersion:[fields objectAtIndex:3]];
1277     }
1278
1279     [event setURL:[NSString stringWithUTF8String:desc.URI.c_str()]];
1280
1281     return event;
1282 }
1283
1284 + (NSArray *) _attributeKeys {
1285     return [NSArray arrayWithObjects:
1286         @"item",
1287         @"message",
1288         @"package",
1289         @"type",
1290         @"url",
1291         @"version",
1292     nil];
1293 }
1294
1295 - (NSArray *) attributeKeys {
1296     return [[self class] _attributeKeys];
1297 }
1298
1299 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1300     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1301 }
1302
1303 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1304     if ((self = [super init]) != nil) {
1305         message_ = message;
1306         type_ = type;
1307     } return self;
1308 }
1309
1310 - (NSString *) message {
1311     return message_;
1312 }
1313
1314 - (NSString *) type {
1315     return type_;
1316 }
1317
1318 - (NSArray *) item {
1319     return (id) item_ ?: [NSNull null];
1320 }
1321
1322 - (void) setItem:(NSArray *)item {
1323     item_ = item;
1324 }
1325
1326 - (NSString *) package {
1327     return (id) package_ ?: [NSNull null];
1328 }
1329
1330 - (void) setPackage:(NSString *)package {
1331     package_ = package;
1332 }
1333
1334 - (NSString *) url {
1335     return (id) url_ ?: [NSNull null];
1336 }
1337
1338 - (void) setURL:(NSString *)url {
1339     url_ = url;
1340 }
1341
1342 - (void) setVersion:(NSString *)version {
1343     version_ = version;
1344 }
1345
1346 - (NSString *) version {
1347     return (id) version_ ?: [NSNull null];
1348 }
1349
1350 - (NSString *) compound:(NSString *)value {
1351     if (value != nil) {
1352         NSString *mode(nil); {
1353             NSString *type([self type]);
1354             if ([type isEqualToString:kCydiaProgressEventTypeError])
1355                 mode = UCLocalize("ERROR");
1356             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1357                 mode = UCLocalize("WARNING");
1358         }
1359
1360         if (mode != nil)
1361             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1362     }
1363
1364     return value;
1365 }
1366
1367 - (NSString *) compoundMessage {
1368     return [self compound:[self message]];
1369 }
1370
1371 - (NSString *) compoundTitle {
1372     NSString *title;
1373
1374     if (package_ == nil)
1375         title = nil;
1376     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1377         title = [package name];
1378     else
1379         title = package_;
1380
1381     return [self compound:title];
1382 }
1383
1384 @end
1385 /* }}} */
1386
1387 // Cytore Definitions {{{
1388 struct PackageValue :
1389     Cytore::Block
1390 {
1391     Cytore::Offset<PackageValue> next_;
1392
1393     uint32_t index_ : 23;
1394     uint32_t subscribed_ : 1;
1395     uint32_t : 8;
1396
1397     int32_t first_;
1398     int32_t last_;
1399
1400     uint16_t vhash_;
1401     uint16_t nhash_;
1402
1403     char version_[8];
1404     char name_[];
1405 };
1406
1407 struct MetaValue :
1408     Cytore::Block
1409 {
1410     uint32_t active_;
1411     Cytore::Offset<PackageValue> packages_[1 << 16];
1412 };
1413
1414 static Cytore::File<MetaValue> MetaFile_;
1415 // }}}
1416 // Cytore Helper Functions {{{
1417 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1418     SplitHash nhash = { hashlittle(name, length) };
1419
1420     PackageValue *metadata;
1421
1422     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1423     for (;; offset = &metadata->next_) { if (offset->IsNull()) {
1424         *offset = MetaFile_.New<PackageValue>(length + 1);
1425         metadata = &MetaFile_.Get(*offset);
1426
1427         if (metadata == NULL) {
1428             if (fail != NULL)
1429                 *fail = true;
1430
1431             metadata = new PackageValue();
1432             memset(metadata, 0, sizeof(*metadata));
1433         }
1434
1435         memcpy(metadata->name_, name, length);
1436         metadata->name_[length] = '\0';
1437         metadata->nhash_ = nhash.u16[1];
1438     } else {
1439         metadata = &MetaFile_.Get(*offset);
1440         if (metadata->nhash_ != nhash.u16[1])
1441             continue;
1442         if (strncmp(metadata->name_, name, length) != 0)
1443             continue;
1444         if (metadata->name_[length] != '\0')
1445             continue;
1446     } break; }
1447
1448     return metadata;
1449 }
1450
1451 static void PackageImport(const void *key, const void *value, void *context) {
1452     bool &fail(*reinterpret_cast<bool *>(context));
1453
1454     char buffer[1024];
1455     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1456         NSLog(@"failed to import package %@", key);
1457         return;
1458     }
1459
1460     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1461     NSDictionary *package((NSDictionary *) value);
1462
1463     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1464         if ([subscribed boolValue] && !metadata->subscribed_)
1465             metadata->subscribed_ = true;
1466
1467     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1468         time_t time([date timeIntervalSince1970]);
1469         if (metadata->first_ > time || metadata->first_ == 0)
1470             metadata->first_ = time;
1471     }
1472
1473     NSDate *date([package objectForKey:@"LastSeen"]);
1474     NSString *version([package objectForKey:@"LastVersion"]);
1475
1476     if (date != nil && version != nil) {
1477         time_t time([date timeIntervalSince1970]);
1478         if (metadata->last_ < time || metadata->last_ == 0)
1479             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1480                 size_t length(strlen(buffer));
1481                 uint16_t vhash(hashlittle(buffer, length));
1482
1483                 size_t capped(std::min<size_t>(8, length));
1484                 char *latest(buffer + length - capped);
1485
1486                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1487                 metadata->vhash_ = vhash;
1488
1489                 metadata->last_ = time;
1490             }
1491     }
1492 }
1493 // }}}
1494
1495 static NSDate *GetStatusDate() {
1496     return [[[NSFileManager defaultManager] attributesOfItemAtPath:@"/var/lib/dpkg/status" error:NULL] fileModificationDate];
1497 }
1498
1499 static void SaveConfig(NSObject *lock) {
1500     @synchronized (lock) {
1501         _trace();
1502         MetaFile_.Sync();
1503         _trace();
1504     }
1505
1506     CFPreferencesSetMultiple((CFDictionaryRef) [NSDictionary dictionaryWithObjectsAndKeys:
1507         Values_, @"CydiaValues",
1508         Sections_, @"CydiaSections",
1509         (id) Sources_, @"CydiaSources",
1510         Version_, @"CydiaVersion",
1511     nil], NULL, CFSTR("com.saurik.Cydia"), kCFPreferencesCurrentUser, kCFPreferencesCurrentHost);
1512
1513     if (!CFPreferencesAppSynchronize(CFSTR("com.saurik.Cydia")))
1514         NSLog(@"CFPreferencesAppSynchronize(com.saurik.Cydia) == false");
1515
1516     CydiaWriteSources();
1517 }
1518
1519 /* Source Class {{{ */
1520 @interface Source : NSObject {
1521     unsigned era_;
1522     Database *database_;
1523     metaIndex *index_;
1524
1525     CYString depiction_;
1526     CYString description_;
1527     CYString label_;
1528     CYString origin_;
1529     CYString support_;
1530
1531     CYString uri_;
1532     CYString distribution_;
1533     CYString type_;
1534     CYString base_;
1535     CYString version_;
1536
1537     _H<NSString> host_;
1538     _H<NSString> authority_;
1539
1540     CYString defaultIcon_;
1541
1542     _H<NSMutableDictionary> record_;
1543     BOOL trusted_;
1544
1545     std::set<std::string> fetches_;
1546     std::set<std::string> files_;
1547     _transient NSObject<SourceDelegate> *delegate_;
1548 }
1549
1550 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(CYPool *)pool;
1551
1552 - (NSComparisonResult) compareByName:(Source *)source;
1553
1554 - (NSString *) depictionForPackage:(NSString *)package;
1555 - (NSString *) supportForPackage:(NSString *)package;
1556
1557 - (metaIndex *) metaIndex;
1558 - (NSDictionary *) record;
1559 - (BOOL) trusted;
1560
1561 - (NSString *) rooturi;
1562 - (NSString *) distribution;
1563 - (NSString *) type;
1564
1565 - (NSString *) key;
1566 - (NSString *) host;
1567
1568 - (NSString *) name;
1569 - (NSString *) shortDescription;
1570 - (NSString *) label;
1571 - (NSString *) origin;
1572 - (NSString *) version;
1573
1574 - (NSString *) defaultIcon;
1575 - (NSURL *) iconURL;
1576
1577 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1578 - (void) resetFetch;
1579
1580 @end
1581
1582 @implementation Source
1583
1584 + (NSString *) webScriptNameForSelector:(SEL)selector {
1585     if (false);
1586     else if (selector == @selector(addSection:))
1587         return @"addSection";
1588     else if (selector == @selector(getField:))
1589         return @"getField";
1590     else if (selector == @selector(removeSection:))
1591         return @"removeSection";
1592     else if (selector == @selector(remove))
1593         return @"remove";
1594     else
1595         return nil;
1596 }
1597
1598 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1599     return [self webScriptNameForSelector:selector] == nil;
1600 }
1601
1602 + (NSArray *) _attributeKeys {
1603     return [NSArray arrayWithObjects:
1604         @"baseuri",
1605         @"distribution",
1606         @"host",
1607         @"key",
1608         @"iconuri",
1609         @"label",
1610         @"name",
1611         @"origin",
1612         @"rooturi",
1613         @"sections",
1614         @"shortDescription",
1615         @"trusted",
1616         @"type",
1617         @"version",
1618     nil];
1619 }
1620
1621 - (NSArray *) attributeKeys {
1622     return [[self class] _attributeKeys];
1623 }
1624
1625 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1626     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1627 }
1628
1629 - (metaIndex *) metaIndex {
1630     return index_;
1631 }
1632
1633 - (void) setMetaIndex:(metaIndex *)index inPool:(CYPool *)pool {
1634     trusted_ = index->IsTrusted();
1635
1636     uri_.set(pool, index->GetURI());
1637     distribution_.set(pool, index->GetDist());
1638     type_.set(pool, index->GetType());
1639
1640     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1641     if (dindex != NULL) {
1642         std::string file(dindex->MetaIndexURI(""));
1643         base_.set(pool, file);
1644
1645         pkgAcquire acquire;
1646         _profile(Source$setMetaIndex$GetIndexes)
1647         dindex->GetIndexes(&acquire, true);
1648         _end
1649         _profile(Source$setMetaIndex$DescURI)
1650         for (pkgAcquire::ItemIterator item(acquire.ItemsBegin()); item != acquire.ItemsEnd(); item++) {
1651             std::string file((*item)->DescURI());
1652             files_.insert(file);
1653             if (file.length() < sizeof("Packages.bz2") || file.substr(file.length() - sizeof("Packages.bz2")) != "/Packages.bz2")
1654                 continue;
1655             file = file.substr(0, file.length() - 4);
1656             files_.insert(file);
1657             files_.insert(file + ".gz");
1658             files_.insert(file + "Index");
1659         }
1660         _end
1661
1662         FileFd fd;
1663         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1664             _error->Discard();
1665         else {
1666             pkgTagFile tags(&fd);
1667
1668             pkgTagSection section;
1669             tags.Step(section);
1670
1671             struct {
1672                 const char *name_;
1673                 CYString *value_;
1674             } names[] = {
1675                 {"default-icon", &defaultIcon_},
1676                 {"depiction", &depiction_},
1677                 {"description", &description_},
1678                 {"label", &label_},
1679                 {"origin", &origin_},
1680                 {"support", &support_},
1681                 {"version", &version_},
1682             };
1683
1684             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1685                 const char *start, *end;
1686
1687                 if (section.Find(names[i].name_, start, end)) {
1688                     CYString &value(*names[i].value_);
1689                     value.set(pool, start, end - start);
1690                 }
1691             }
1692         }
1693     }
1694
1695     record_ = [Sources_ objectForKey:[self key]];
1696
1697     NSURL *url([NSURL URLWithString:uri_]);
1698
1699     host_ = [url host];
1700     if (host_ != nil)
1701         host_ = [host_ lowercaseString];
1702
1703     if (host_ != nil)
1704         authority_ = host_;
1705     else
1706         authority_ = [url path];
1707 }
1708
1709 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(CYPool *)pool {
1710     if ((self = [super init]) != nil) {
1711         era_ = [database era];
1712         database_ = database;
1713         index_ = index;
1714
1715         _profile(Source$initWithMetaIndex$setMetaIndex)
1716         [self setMetaIndex:index inPool:pool];
1717         _end
1718     } return self;
1719 }
1720
1721 - (NSString *) getField:(NSString *)name {
1722 @synchronized (database_) {
1723     if ([database_ era] != era_ || index_ == NULL)
1724         return nil;
1725
1726     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1727     if (dindex == NULL)
1728         return nil;
1729
1730     FileFd fd;
1731     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1732          _error->Discard();
1733          return nil;
1734     }
1735
1736     pkgTagFile tags(&fd);
1737
1738     pkgTagSection section;
1739     tags.Step(section);
1740
1741     const char *start, *end;
1742     if (!section.Find([name UTF8String], start, end))
1743         return (NSString *) [NSNull null];
1744
1745     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1746 } }
1747
1748 - (NSComparisonResult) compareByName:(Source *)source {
1749     NSString *lhs = [self name];
1750     NSString *rhs = [source name];
1751
1752     if ([lhs length] != 0 && [rhs length] != 0) {
1753         unichar lhc = [lhs characterAtIndex:0];
1754         unichar rhc = [rhs characterAtIndex:0];
1755
1756         if (isalpha(lhc) && !isalpha(rhc))
1757             return NSOrderedAscending;
1758         else if (!isalpha(lhc) && isalpha(rhc))
1759             return NSOrderedDescending;
1760     }
1761
1762     return [lhs compare:rhs options:LaxCompareOptions_];
1763 }
1764
1765 - (NSString *) depictionForPackage:(NSString *)package {
1766     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1767 }
1768
1769 - (NSString *) supportForPackage:(NSString *)package {
1770     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1771 }
1772
1773 - (NSArray *) sections {
1774     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1775 }
1776
1777 - (void) _addSection:(NSString *)section {
1778     if (record_ == nil)
1779         return;
1780     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1781         if (![sections containsObject:section])
1782             [sections addObject:section];
1783     } else
1784         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1785 }
1786
1787 - (bool) addSection:(NSString *)section {
1788     if (record_ == nil)
1789         return false;
1790
1791     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1792     return true;
1793 }
1794
1795 - (void) _removeSection:(NSString *)section {
1796     if (record_ == nil)
1797         return;
1798
1799     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1800         if ([sections containsObject:section])
1801             [sections removeObject:section];
1802 }
1803
1804 - (bool) removeSection:(NSString *)section {
1805     if (record_ == nil)
1806         return false;
1807
1808     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1809     return true;
1810 }
1811
1812 - (void) _remove {
1813     [Sources_ removeObjectForKey:[self key]];
1814 }
1815
1816 - (bool) remove {
1817     bool value(record_ != nil);
1818     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1819     return value;
1820 }
1821
1822 - (NSDictionary *) record {
1823     return record_;
1824 }
1825
1826 - (BOOL) trusted {
1827     return trusted_;
1828 }
1829
1830 - (NSString *) rooturi {
1831     return uri_;
1832 }
1833
1834 - (NSString *) distribution {
1835     return distribution_;
1836 }
1837
1838 - (NSString *) type {
1839     return type_;
1840 }
1841
1842 - (NSString *) baseuri {
1843     return base_.empty() ? nil : (id) base_;
1844 }
1845
1846 - (NSString *) iconuri {
1847     if (NSString *base = [self baseuri])
1848         return [base stringByAppendingString:@"CydiaIcon.png"];
1849
1850     return nil;
1851 }
1852
1853 - (NSURL *) iconURL {
1854     if (NSString *uri = [self iconuri])
1855         return [NSURL URLWithString:uri];
1856     return nil;
1857 }
1858
1859 - (NSString *) key {
1860     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1861 }
1862
1863 - (NSString *) host {
1864     return host_;
1865 }
1866
1867 - (NSString *) name {
1868     return origin_.empty() ? (id) authority_ : origin_;
1869 }
1870
1871 - (NSString *) shortDescription {
1872     return description_;
1873 }
1874
1875 - (NSString *) label {
1876     return label_.empty() ? (id) authority_ : label_;
1877 }
1878
1879 - (NSString *) origin {
1880     return origin_;
1881 }
1882
1883 - (NSString *) version {
1884     return version_;
1885 }
1886
1887 - (NSString *) defaultIcon {
1888     return defaultIcon_;
1889 }
1890
1891 - (void) setDelegate:(NSObject<SourceDelegate> *)delegate {
1892     delegate_ = delegate;
1893 }
1894
1895 - (bool) fetch {
1896     return !fetches_.empty();
1897 }
1898
1899 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
1900     if (!fetch) {
1901         if (fetches_.erase(uri) == 0)
1902             return;
1903     } else if (files_.find(uri) == files_.end())
1904         return;
1905     else if (!fetches_.insert(uri).second)
1906         return;
1907
1908     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:[self fetch]] waitUntilDone:NO];
1909 }
1910
1911 - (void) resetFetch {
1912     fetches_.clear();
1913     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:NO];
1914 }
1915
1916 @end
1917 /* }}} */
1918 /* CydiaOperation Class {{{ */
1919 @interface CydiaOperation : NSObject {
1920     _H<NSString> operator_;
1921     _H<NSString> value_;
1922 }
1923
1924 - (NSString *) operator;
1925 - (NSString *) value;
1926
1927 @end
1928
1929 @implementation CydiaOperation
1930
1931 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1932     if ((self = [super init]) != nil) {
1933         operator_ = [NSString stringWithUTF8String:_operator];
1934         value_ = [NSString stringWithUTF8String:value];
1935     } return self;
1936 }
1937
1938 + (NSArray *) _attributeKeys {
1939     return [NSArray arrayWithObjects:
1940         @"operator",
1941         @"value",
1942     nil];
1943 }
1944
1945 - (NSArray *) attributeKeys {
1946     return [[self class] _attributeKeys];
1947 }
1948
1949 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1950     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1951 }
1952
1953 - (NSString *) operator {
1954     return operator_;
1955 }
1956
1957 - (NSString *) value {
1958     return value_;
1959 }
1960
1961 @end
1962 /* }}} */
1963 /* CydiaClause Class {{{ */
1964 @interface CydiaClause : NSObject {
1965     _H<NSString> package_;
1966     _H<CydiaOperation> version_;
1967 }
1968
1969 - (NSString *) package;
1970 - (CydiaOperation *) version;
1971
1972 @end
1973
1974 @implementation CydiaClause
1975
1976 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1977     if ((self = [super init]) != nil) {
1978         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1979
1980         if (const char *version = dep.TargetVer())
1981             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1982         else
1983             version_ = (id) [NSNull null];
1984     } return self;
1985 }
1986
1987 + (NSArray *) _attributeKeys {
1988     return [NSArray arrayWithObjects:
1989         @"package",
1990         @"version",
1991     nil];
1992 }
1993
1994 - (NSArray *) attributeKeys {
1995     return [[self class] _attributeKeys];
1996 }
1997
1998 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1999     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2000 }
2001
2002 - (NSString *) package {
2003     return package_;
2004 }
2005
2006 - (CydiaOperation *) version {
2007     return version_;
2008 }
2009
2010 @end
2011 /* }}} */
2012 /* CydiaRelation Class {{{ */
2013 @interface CydiaRelation : NSObject {
2014     _H<NSString> relationship_;
2015     _H<NSMutableArray> clauses_;
2016 }
2017
2018 - (NSString *) relationship;
2019 - (NSArray *) clauses;
2020
2021 @end
2022
2023 @implementation CydiaRelation
2024
2025 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
2026     if ((self = [super init]) != nil) {
2027         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
2028         clauses_ = [NSMutableArray arrayWithCapacity:8];
2029
2030         pkgCache::DepIterator start;
2031         pkgCache::DepIterator end;
2032         dep.GlobOr(start, end); // ++dep
2033
2034         _forever {
2035             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
2036
2037             // yes, seriously. (wtf?)
2038             if (start == end)
2039                 break;
2040             ++start;
2041         }
2042     } return self;
2043 }
2044
2045 + (NSArray *) _attributeKeys {
2046     return [NSArray arrayWithObjects:
2047         @"clauses",
2048         @"relationship",
2049     nil];
2050 }
2051
2052 - (NSArray *) attributeKeys {
2053     return [[self class] _attributeKeys];
2054 }
2055
2056 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2057     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2058 }
2059
2060 - (NSString *) relationship {
2061     return relationship_;
2062 }
2063
2064 - (NSArray *) clauses {
2065     return clauses_;
2066 }
2067
2068 - (void) addClause:(CydiaClause *)clause {
2069     [clauses_ addObject:clause];
2070 }
2071
2072 @end
2073 /* }}} */
2074 /* Package Class {{{ */
2075 struct ParsedPackage {
2076     CYString md5sum_;
2077     CYString tagline_;
2078
2079     CYString architecture_;
2080     CYString icon_;
2081
2082     CYString depiction_;
2083     CYString homepage_;
2084     CYString author_;
2085
2086     CYString support_;
2087 };
2088
2089 @interface Package : NSObject {
2090     uint32_t era_ : 25;
2091     @public uint32_t role_ : 3;
2092     uint32_t essential_ : 1;
2093     uint32_t obsolete_ : 1;
2094     uint32_t ignored_ : 1;
2095     uint32_t pooled_ : 1;
2096
2097     CYPool *pool_;
2098
2099     uint32_t rank_;
2100
2101     _transient Database *database_;
2102
2103     pkgCache::VerIterator version_;
2104     pkgCache::PkgIterator iterator_;
2105     pkgCache::VerFileIterator file_;
2106
2107     CYString id_;
2108     CYString name_;
2109     CYString transform_;
2110
2111     CYString latest_;
2112     CYString installed_;
2113     time_t upgraded_;
2114
2115     const char *section_;
2116     _transient NSString *section$_;
2117
2118     _H<Source> source_;
2119
2120     PackageValue *metadata_;
2121     ParsedPackage *parsed_;
2122
2123     _H<NSMutableArray> tags_;
2124 }
2125
2126 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database;
2127 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database;
2128
2129 - (pkgCache::PkgIterator) iterator;
2130 - (void) parse;
2131
2132 - (NSString *) section;
2133 - (NSString *) simpleSection;
2134
2135 - (NSString *) longSection;
2136 - (NSString *) shortSection;
2137
2138 - (NSString *) uri;
2139
2140 - (MIMEAddress *) maintainer;
2141 - (size_t) size;
2142 - (NSString *) longDescription;
2143 - (NSString *) shortDescription;
2144 - (unichar) index;
2145
2146 - (PackageValue *) metadata;
2147 - (time_t) seen;
2148
2149 - (bool) subscribed;
2150 - (bool) setSubscribed:(bool)subscribed;
2151
2152 - (BOOL) ignored;
2153
2154 - (NSString *) latest;
2155 - (NSString *) installed;
2156 - (BOOL) uninstalled;
2157
2158 - (BOOL) valid;
2159 - (BOOL) upgradableAndEssential:(BOOL)essential;
2160 - (BOOL) essential;
2161 - (BOOL) broken;
2162 - (BOOL) unfiltered;
2163 - (BOOL) visible;
2164
2165 - (BOOL) half;
2166 - (BOOL) halfConfigured;
2167 - (BOOL) halfInstalled;
2168 - (BOOL) hasMode;
2169 - (NSString *) mode;
2170
2171 - (NSString *) id;
2172 - (NSString *) name;
2173 - (UIImage *) icon;
2174 - (NSString *) homepage;
2175 - (NSString *) depiction;
2176 - (MIMEAddress *) author;
2177
2178 - (NSString *) support;
2179
2180 - (NSArray *) files;
2181 - (NSArray *) warnings;
2182 - (NSArray *) applications;
2183
2184 - (Source *) source;
2185
2186 - (uint32_t) rank;
2187 - (BOOL) matches:(NSArray *)query;
2188
2189 - (BOOL) hasTag:(NSString *)tag;
2190 - (NSString *) primaryPurpose;
2191 - (NSArray *) purposes;
2192 - (bool) isCommercial;
2193
2194 - (void) setIndex:(size_t)index;
2195
2196 - (CYString &) cyname;
2197
2198 - (uint32_t) compareBySection:(NSArray *)sections;
2199
2200 - (void) install;
2201 - (void) remove;
2202
2203 @end
2204
2205 uint32_t PackageChangesRadix(Package *self, void *) {
2206     union {
2207         uint32_t key;
2208
2209         struct {
2210             uint32_t timestamp : 30;
2211             uint32_t ignored : 1;
2212             uint32_t upgradable : 1;
2213         } bits;
2214     } value;
2215
2216     bool upgradable([self upgradableAndEssential:YES]);
2217     value.bits.upgradable = upgradable ? 1 : 0;
2218
2219     if (upgradable) {
2220         value.bits.timestamp = 0;
2221         value.bits.ignored = [self ignored] ? 0 : 1;
2222         value.bits.upgradable = 1;
2223     } else {
2224         value.bits.timestamp = [self seen] >> 2;
2225         value.bits.ignored = 0;
2226         value.bits.upgradable = 0;
2227     }
2228
2229     return _not(uint32_t) - value.key;
2230 }
2231
2232 CYString &(*PackageName)(Package *self, SEL sel);
2233
2234 uint32_t PackagePrefixRadix(Package *self, void *context) {
2235     size_t offset(reinterpret_cast<size_t>(context));
2236     CYString &name(PackageName(self, @selector(cyname)));
2237
2238     size_t size(name.size());
2239     if (size == 0)
2240         return 0;
2241     char *text(name.data());
2242
2243     size_t zeros;
2244     if (!isdigit(text[0]))
2245         zeros = 0;
2246     else {
2247         size_t digits(1);
2248         while (size != digits && isdigit(text[digits]))
2249             if (++digits == 4)
2250                 break;
2251         zeros = 4 - digits;
2252     }
2253
2254     uint8_t data[4];
2255
2256     if (offset == 0 && zeros != 0) {
2257         memset(data, '0', zeros);
2258         memcpy(data + zeros, text, 4 - zeros);
2259     } else {
2260         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2261         if (size <= offset - zeros)
2262             return 0;
2263
2264         text += offset - zeros;
2265         size -= offset - zeros;
2266
2267         if (size >= 4)
2268             memcpy(data, text, 4);
2269         else {
2270             memcpy(data, text, size);
2271             memset(data + size, 0, 4 - size);
2272         }
2273
2274         for (size_t i(0); i != 4; ++i)
2275             if (isalpha(data[i]))
2276                 data[i] |= 0x20;
2277     }
2278
2279     if (offset == 0)
2280         if (data[0] == '@')
2281             data[0] = 0x7f;
2282         else
2283             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2284
2285     /* XXX: ntohl may be more honest */
2286     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2287 }
2288
2289 CFComparisonResult StringNameCompare(CFStringRef lhn, CFStringRef rhn, size_t length) {
2290     _profile(PackageNameCompare)
2291         if (lhn == NULL)
2292             return rhn == NULL ? kCFCompareEqualTo : kCFCompareLessThan;
2293         else if (rhn == NULL)
2294             return kCFCompareGreaterThan;
2295
2296         CFIndex length(CFStringGetLength(lhn));
2297
2298         _profile(PackageNameCompare$NumbersLast)
2299             if (length != 0 && CFStringGetLength(rhn) != 0) {
2300                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2301                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2302                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2303                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2304                     return lha ? kCFCompareLessThan : kCFCompareGreaterThan;
2305             }
2306         _end
2307
2308         _profile(PackageNameCompare$Compare)
2309             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, (CFLocaleRef) (id) CollationLocale_);
2310         _end
2311     _end
2312 }
2313
2314 _finline CFComparisonResult StringNameCompare(NSString *lhn, NSString*rhn, size_t length) {
2315     return StringNameCompare((CFStringRef) lhn, (CFStringRef) rhn, length);
2316 }
2317
2318 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2319     CYString &lhn(PackageName(lhs, @selector(cyname)));
2320     NSString *rhn(PackageName(rhs, @selector(cyname)));
2321     return StringNameCompare(lhn, rhn, lhn.size());
2322 }
2323
2324 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *arg) {
2325     return PackageNameCompare(*lhs, *rhs, arg);
2326 }
2327
2328 struct PackageNameOrdering :
2329     std::binary_function<Package *, Package *, bool>
2330 {
2331     _finline bool operator ()(Package *lhs, Package *rhs) const {
2332         return PackageNameCompare(lhs, rhs, NULL) == kCFCompareLessThan;
2333     }
2334 };
2335
2336 @implementation Package
2337
2338 - (NSString *) description {
2339     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2340 }
2341
2342 - (void) dealloc {
2343     if (!pooled_)
2344         delete pool_;
2345     if (parsed_ != NULL)
2346         delete parsed_;
2347     [super dealloc];
2348 }
2349
2350 + (NSString *) webScriptNameForSelector:(SEL)selector {
2351     if (false);
2352     else if (selector == @selector(clear))
2353         return @"clear";
2354     else if (selector == @selector(getField:))
2355         return @"getField";
2356     else if (selector == @selector(getRecord))
2357         return @"getRecord";
2358     else if (selector == @selector(hasTag:))
2359         return @"hasTag";
2360     else if (selector == @selector(install))
2361         return @"install";
2362     else if (selector == @selector(remove))
2363         return @"remove";
2364     else
2365         return nil;
2366 }
2367
2368 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2369     return [self webScriptNameForSelector:selector] == nil;
2370 }
2371
2372 + (NSArray *) _attributeKeys {
2373     return [NSArray arrayWithObjects:
2374         @"applications",
2375         @"architecture",
2376         @"author",
2377         @"depiction",
2378         @"essential",
2379         @"homepage",
2380         @"icon",
2381         @"id",
2382         @"installed",
2383         @"latest",
2384         @"longDescription",
2385         @"longSection",
2386         @"maintainer",
2387         @"md5sum",
2388         @"mode",
2389         @"name",
2390         @"purposes",
2391         @"relations",
2392         @"section",
2393         @"selection",
2394         @"shortDescription",
2395         @"shortSection",
2396         @"simpleSection",
2397         @"size",
2398         @"source",
2399         @"state",
2400         @"support",
2401         @"tags",
2402         @"upgraded",
2403         @"warnings",
2404     nil];
2405 }
2406
2407 - (NSArray *) attributeKeys {
2408     return [[self class] _attributeKeys];
2409 }
2410
2411 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2412     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2413 }
2414
2415 - (NSArray *) relations {
2416 @synchronized (database_) {
2417     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2418     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2419         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2420     return relations;
2421 } }
2422
2423 - (NSString *) architecture {
2424     [self parse];
2425 @synchronized (database_) {
2426     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2427 } }
2428
2429 - (NSString *) getField:(NSString *)name {
2430 @synchronized (database_) {
2431     if ([database_ era] != era_ || file_.end())
2432         return nil;
2433
2434     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2435
2436     const char *start, *end;
2437     if (!parser.Find([name UTF8String], start, end))
2438         return (NSString *) [NSNull null];
2439
2440     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2441 } }
2442
2443 - (NSString *) getRecord {
2444 @synchronized (database_) {
2445     if ([database_ era] != era_ || file_.end())
2446         return nil;
2447
2448     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2449
2450     const char *start, *end;
2451     parser.GetRec(start, end);
2452
2453     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2454 } }
2455
2456 - (void) parse {
2457     if (parsed_ != NULL)
2458         return;
2459 @synchronized (database_) {
2460     if ([database_ era] != era_ || file_.end())
2461         return;
2462
2463     ParsedPackage *parsed(new ParsedPackage);
2464     parsed_ = parsed;
2465
2466     _profile(Package$parse)
2467         pkgRecords::Parser *parser;
2468
2469         _profile(Package$parse$Lookup)
2470             parser = &[database_ records]->Lookup(file_);
2471         _end
2472
2473         CYString bugs;
2474         CYString website;
2475
2476         _profile(Package$parse$Find)
2477             struct {
2478                 const char *name_;
2479                 CYString *value_;
2480             } names[] = {
2481                 {"architecture", &parsed->architecture_},
2482                 {"icon", &parsed->icon_},
2483                 {"depiction", &parsed->depiction_},
2484                 {"homepage", &parsed->homepage_},
2485                 {"website", &website},
2486                 {"bugs", &bugs},
2487                 {"support", &parsed->support_},
2488                 {"author", &parsed->author_},
2489                 {"md5sum", &parsed->md5sum_},
2490             };
2491
2492             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2493                 const char *start, *end;
2494
2495                 if (parser->Find(names[i].name_, start, end)) {
2496                     CYString &value(*names[i].value_);
2497                     _profile(Package$parse$Value)
2498                         value.set(pool_, start, end - start);
2499                     _end
2500                 }
2501             }
2502         _end
2503
2504         _profile(Package$parse$Tagline)
2505             const char *start, *end;
2506             if (parser->ShortDesc(start, end)) {
2507                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2508                 if (stop == NULL)
2509                     stop = end;
2510                 while (stop != start && stop[-1] == '\r')
2511                     --stop;
2512                 parsed->tagline_.set(pool_, start, stop - start);
2513             }
2514         _end
2515
2516         _profile(Package$parse$Retain)
2517             if (parsed->homepage_.empty())
2518                 parsed->homepage_ = website;
2519             if (parsed->homepage_ == parsed->depiction_)
2520                 parsed->homepage_.clear();
2521             if (parsed->support_.empty())
2522                 parsed->support_ = bugs;
2523         _end
2524     _end
2525 } }
2526
2527 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database {
2528     if ((self = [super init]) != nil) {
2529     _profile(Package$initWithVersion)
2530         if (pool == NULL)
2531             pool_ = new CYPool();
2532         else {
2533             pool_ = pool;
2534             pooled_ = true;
2535         }
2536
2537         database_ = database;
2538         era_ = [database era];
2539
2540         version_ = version;
2541
2542         pkgCache::PkgIterator iterator(version.ParentPkg());
2543         iterator_ = iterator;
2544
2545         _profile(Package$initWithVersion$Version)
2546             if (!version_.end())
2547                 file_ = version_.FileList();
2548             else {
2549                 pkgCache &cache([database_ cache]);
2550                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2551             }
2552         _end
2553
2554         _profile(Package$initWithVersion$Cache)
2555             name_.set(NULL, iterator.Display());
2556
2557             latest_.set(NULL, StripVersion_(version_.VerStr()));
2558
2559             pkgCache::VerIterator current(iterator.CurrentVer());
2560             if (!current.end())
2561                 installed_.set(NULL, StripVersion_(current.VerStr()));
2562         _end
2563
2564         _profile(Package$initWithVersion$Transliterate) do {
2565             if (CollationTransl_ == NULL)
2566                 break;
2567             if (name_.empty())
2568                 break;
2569
2570             _profile(Package$initWithVersion$Transliterate$utf8)
2571             const uint8_t *data(reinterpret_cast<const uint8_t *>(name_.data()));
2572             for (size_t i(0), e(name_.size()); i != e; ++i)
2573                 if (data[i] >= 0x80)
2574                     goto extended;
2575             break; extended:;
2576             _end
2577
2578             UErrorCode code(U_ZERO_ERROR);
2579             int32_t length;
2580
2581             _profile(Package$initWithVersion$Transliterate$u_strFromUTF8WithSub)
2582             CollationString_.resize(name_.size());
2583             u_strFromUTF8WithSub(&CollationString_[0], CollationString_.size(), &length, name_.data(), name_.size(), 0xfffd, NULL, &code);
2584             if (!U_SUCCESS(code))
2585                 break;
2586             CollationString_.resize(length);
2587             _end
2588
2589             _profile(Package$initWithVersion$Transliterate$utrans_trans)
2590             length = CollationString_.size();
2591             utrans_trans(CollationTransl_, reinterpret_cast<UReplaceable *>(&CollationString_), &CollationUCalls_, 0, &length, &code);
2592             if (!U_SUCCESS(code))
2593                 break;
2594             _assert(CollationString_.size() == length);
2595             _end
2596
2597             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$preflight)
2598             u_strToUTF8WithSub(NULL, 0, &length, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2599             if (code == U_BUFFER_OVERFLOW_ERROR)
2600                 code = U_ZERO_ERROR;
2601             else if (!U_SUCCESS(code))
2602                 break;
2603             _end
2604
2605             char *transform;
2606             _profile(Package$initWithVersion$Transliterate$apr_palloc)
2607             transform = pool_->malloc<char>(length);
2608             _end
2609             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$transform)
2610             u_strToUTF8WithSub(transform, length, NULL, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2611             if (!U_SUCCESS(code))
2612                 break;
2613             _end
2614
2615             transform_.set(NULL, transform, length);
2616         } while (false); _end
2617
2618         _profile(Package$initWithVersion$Tags)
2619             pkgCache::TagIterator tag(iterator.TagList());
2620             if (!tag.end()) {
2621                 tags_ = [NSMutableArray arrayWithCapacity:8];
2622
2623                 goto tag; for (; !tag.end(); ++tag) tag: {
2624                     const char *name(tag.Name());
2625                     NSString *string((NSString *) CYStringCreate(name));
2626                     if (string == nil)
2627                         continue;
2628
2629                     [tags_ addObject:[string autorelease]];
2630
2631                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2632                         if (strcmp(name + 6, "enduser") == 0)
2633                             role_ = 1;
2634                         else if (strcmp(name + 6, "hacker") == 0)
2635                             role_ = 2;
2636                         else if (strcmp(name + 6, "developer") == 0)
2637                             role_ = 3;
2638                         else if (strcmp(name + 6, "cydia") == 0)
2639                             role_ = 7;
2640                         else
2641                             role_ = 4;
2642                     }
2643
2644                     if (strncmp(name, "cydia::", 7) == 0) {
2645                         if (strcmp(name + 7, "essential") == 0)
2646                             essential_ = true;
2647                         else if (strcmp(name + 7, "obsolete") == 0)
2648                             obsolete_ = true;
2649                     }
2650                 }
2651             }
2652         _end
2653
2654         _profile(Package$initWithVersion$Metadata)
2655             const char *mixed(iterator.Name());
2656             size_t size(strlen(mixed));
2657             static const size_t prefix(sizeof("/var/lib/dpkg/info/") - 1);
2658             char lower[prefix + size + 5 + 1];
2659
2660             for (size_t i(0); i != size; ++i)
2661                 lower[prefix + i] = mixed[i] | 0x20;
2662
2663             if (!installed_.empty()) {
2664                 memcpy(lower, "/var/lib/dpkg/info/", prefix);
2665                 memcpy(lower + prefix + size, ".list", 6);
2666                 struct stat info;
2667                 if (stat(lower, &info) != -1)
2668                     upgraded_ = info.st_birthtime;
2669             }
2670
2671             PackageValue *metadata(PackageFind(lower + prefix, size));
2672             metadata_ = metadata;
2673
2674             id_.set(NULL, metadata->name_, size);
2675
2676             const char *latest(version_.VerStr());
2677             size_t length(strlen(latest));
2678
2679             uint16_t vhash(hashlittle(latest, length));
2680
2681             size_t capped(std::min<size_t>(8, length));
2682             latest = latest + length - capped;
2683
2684             if (metadata->first_ == 0)
2685                 metadata->first_ = now_;
2686
2687             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2688                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2689                 metadata->vhash_ = vhash;
2690                 metadata->last_ = now_;
2691             } else if (metadata->last_ == 0)
2692                 metadata->last_ = metadata->first_;
2693         _end
2694
2695         _profile(Package$initWithVersion$Section)
2696             section_ = version_.Section();
2697         _end
2698
2699         _profile(Package$initWithVersion$Flags)
2700             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2701             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2702         _end
2703     _end } return self;
2704 }
2705
2706 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database {
2707     pkgCache::VerIterator version;
2708
2709     _profile(Package$packageWithIterator$GetCandidateVer)
2710         version = [database policy]->GetCandidateVer(iterator);
2711     _end
2712
2713     if (version.end())
2714         return nil;
2715
2716     Package *package;
2717
2718     _profile(Package$packageWithIterator$Allocate)
2719         package = [Package allocWithZone:zone];
2720     _end
2721
2722     _profile(Package$packageWithIterator$Initialize)
2723         package = [package
2724             initWithVersion:version
2725             withZone:zone
2726             inPool:pool
2727             database:database
2728         ];
2729     _end
2730
2731     _profile(Package$packageWithIterator$Autorelease)
2732         package = [package autorelease];
2733     _end
2734
2735     return package;
2736 }
2737
2738 - (pkgCache::PkgIterator) iterator {
2739     return iterator_;
2740 }
2741
2742 - (NSString *) section {
2743     if (section$_ == nil) {
2744         if (section_ == NULL)
2745             return nil;
2746
2747         _profile(Package$section$mappedSectionForPointer)
2748             section$_ = [database_ mappedSectionForPointer:section_];
2749         _end
2750     } return section$_;
2751 }
2752
2753 - (NSString *) simpleSection {
2754     if (NSString *section = [self section])
2755         return Simplify(section);
2756     else
2757         return nil;
2758 }
2759
2760 - (NSString *) longSection {
2761     return LocalizeSection([self section]);
2762 }
2763
2764 - (NSString *) shortSection {
2765     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2766 }
2767
2768 - (NSString *) uri {
2769     return nil;
2770 #if 0
2771     pkgIndexFile *index;
2772     pkgCache::PkgFileIterator file(file_.File());
2773     if (![database_ list].FindIndex(file, index))
2774         return nil;
2775     return [NSString stringWithUTF8String:iterator_->Path];
2776     //return [NSString stringWithUTF8String:file.Site()];
2777     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2778 #endif
2779 }
2780
2781 - (MIMEAddress *) maintainer {
2782 @synchronized (database_) {
2783     if ([database_ era] != era_ || file_.end())
2784         return nil;
2785
2786     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2787     const std::string &maintainer(parser->Maintainer());
2788     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2789 } }
2790
2791 - (NSString *) md5sum {
2792     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2793 }
2794
2795 - (size_t) size {
2796 @synchronized (database_) {
2797     if ([database_ era] != era_ || version_.end())
2798         return 0;
2799
2800     return version_->InstalledSize;
2801 } }
2802
2803 - (NSString *) longDescription {
2804 @synchronized (database_) {
2805     if ([database_ era] != era_ || file_.end())
2806         return nil;
2807
2808     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2809     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2810
2811     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2812     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2813     if ([lines count] < 2)
2814         return nil;
2815
2816     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2817     for (size_t i(1), e([lines count]); i != e; ++i) {
2818         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2819         [trimmed addObject:trim];
2820     }
2821
2822     return [trimmed componentsJoinedByString:@"\n"];
2823 } }
2824
2825 - (NSString *) shortDescription {
2826     if (parsed_ != NULL)
2827         return static_cast<NSString *>(parsed_->tagline_);
2828
2829 @synchronized (database_) {
2830     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2831
2832     const char *start, *end;
2833     if (!parser.ShortDesc(start, end))
2834         return nil;
2835
2836     if (end - start > 200)
2837         end = start + 200;
2838
2839     /*
2840     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2841         end = stop;
2842
2843     while (end != start && end[-1] == '\r')
2844         --end;
2845     */
2846
2847     return [(id) CYStringCreate(start, end - start) autorelease];
2848 } }
2849
2850 - (unichar) index {
2851     _profile(Package$index)
2852         CFStringRef name((CFStringRef) [self name]);
2853         if (CFStringGetLength(name) == 0)
2854             return '#';
2855         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2856         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2857             return '#';
2858         return toupper(character);
2859     _end
2860 }
2861
2862 - (PackageValue *) metadata {
2863     return metadata_;
2864 }
2865
2866 - (time_t) seen {
2867     PackageValue *metadata([self metadata]);
2868     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2869 }
2870
2871 - (bool) subscribed {
2872     return [self metadata]->subscribed_;
2873 }
2874
2875 - (bool) setSubscribed:(bool)subscribed {
2876     PackageValue *metadata([self metadata]);
2877     if (metadata->subscribed_ == subscribed)
2878         return false;
2879     metadata->subscribed_ = subscribed;
2880     return true;
2881 }
2882
2883 - (BOOL) ignored {
2884     return ignored_;
2885 }
2886
2887 - (NSString *) latest {
2888     return latest_;
2889 }
2890
2891 - (NSString *) installed {
2892     return installed_;
2893 }
2894
2895 - (BOOL) uninstalled {
2896     return installed_.empty();
2897 }
2898
2899 - (BOOL) valid {
2900     return !version_.end();
2901 }
2902
2903 - (BOOL) upgradableAndEssential:(BOOL)essential {
2904     _profile(Package$upgradableAndEssential)
2905         pkgCache::VerIterator current(iterator_.CurrentVer());
2906         if (current.end())
2907             return essential && essential_;
2908         else
2909             return !version_.end() && version_ != current;
2910     _end
2911 }
2912
2913 - (BOOL) essential {
2914     return essential_;
2915 }
2916
2917 - (BOOL) broken {
2918     return [database_ cache][iterator_].InstBroken();
2919 }
2920
2921 - (BOOL) unfiltered {
2922     _profile(Package$unfiltered$obsolete)
2923         if (_unlikely(obsolete_))
2924             return false;
2925     _end
2926
2927     _profile(Package$unfiltered$role)
2928         if (_unlikely(role_ > 3))
2929             return false;
2930     _end
2931
2932     return true;
2933 }
2934
2935 - (BOOL) visible {
2936     if (![self unfiltered])
2937         return false;
2938
2939     NSString *section;
2940
2941     _profile(Package$visible$section)
2942         section = [self section];
2943     _end
2944
2945     _profile(Package$visible$isSectionVisible)
2946         if (!isSectionVisible(section))
2947             return false;
2948     _end
2949
2950     return true;
2951 }
2952
2953 - (BOOL) half {
2954     unsigned char current(iterator_->CurrentState);
2955     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2956 }
2957
2958 - (BOOL) halfConfigured {
2959     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2960 }
2961
2962 - (BOOL) halfInstalled {
2963     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2964 }
2965
2966 - (BOOL) hasMode {
2967 @synchronized (database_) {
2968     if ([database_ era] != era_ || iterator_.end())
2969         return NO;
2970
2971     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2972     return state.Mode != pkgDepCache::ModeKeep;
2973 } }
2974
2975 - (NSString *) mode {
2976 @synchronized (database_) {
2977     if ([database_ era] != era_ || iterator_.end())
2978         return nil;
2979
2980     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2981
2982     switch (state.Mode) {
2983         case pkgDepCache::ModeDelete:
2984             if ((state.iFlags & pkgDepCache::Purge) != 0)
2985                 return @"PURGE";
2986             else
2987                 return @"REMOVE";
2988         case pkgDepCache::ModeKeep:
2989             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2990                 return @"REINSTALL";
2991             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2992                 return nil;*/
2993             else
2994                 return nil;
2995         case pkgDepCache::ModeInstall:
2996             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2997                 return @"REINSTALL";
2998             else*/ switch (state.Status) {
2999                 case -1:
3000                     return @"DOWNGRADE";
3001                 case 0:
3002                     return @"INSTALL";
3003                 case 1:
3004                     return @"UPGRADE";
3005                 case 2:
3006                     return @"NEW_INSTALL";
3007                 _nodefault
3008             }
3009         _nodefault
3010     }
3011 } }
3012
3013 - (NSString *) id {
3014     return id_;
3015 }
3016
3017 - (NSString *) name {
3018     return name_.empty() ? id_ : name_;
3019 }
3020
3021 - (UIImage *) icon {
3022     NSString *section = [self simpleSection];
3023
3024     UIImage *icon(nil);
3025     if (parsed_ != NULL)
3026         if (NSString *href = parsed_->icon_)
3027             if ([href hasPrefix:@"file:///"])
3028                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3029     if (icon == nil) if (section != nil)
3030         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
3031     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
3032         if ([dicon hasPrefix:@"file:///"])
3033             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3034     if (icon == nil)
3035         icon = [UIImage imageNamed:@"unknown.png"];
3036     return icon;
3037 }
3038
3039 - (NSString *) homepage {
3040     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
3041 }
3042
3043 - (NSString *) depiction {
3044     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
3045 }
3046
3047 - (MIMEAddress *) author {
3048     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
3049 }
3050
3051 - (NSString *) support {
3052     return parsed_ != NULL && !parsed_->support_.empty() ? parsed_->support_ : [[self source] supportForPackage:id_];
3053 }
3054
3055 - (NSArray *) files {
3056     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
3057     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
3058
3059     std::ifstream fin;
3060     fin.open([path UTF8String]);
3061     if (!fin.is_open())
3062         return nil;
3063
3064     std::string line;
3065     while (std::getline(fin, line))
3066         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
3067
3068     return files;
3069 }
3070
3071 - (NSString *) state {
3072 @synchronized (database_) {
3073     if ([database_ era] != era_ || file_.end())
3074         return nil;
3075
3076     switch (iterator_->CurrentState) {
3077         case pkgCache::State::NotInstalled:
3078             return @"NotInstalled";
3079         case pkgCache::State::UnPacked:
3080             return @"UnPacked";
3081         case pkgCache::State::HalfConfigured:
3082             return @"HalfConfigured";
3083         case pkgCache::State::HalfInstalled:
3084             return @"HalfInstalled";
3085         case pkgCache::State::ConfigFiles:
3086             return @"ConfigFiles";
3087         case pkgCache::State::Installed:
3088             return @"Installed";
3089         case pkgCache::State::TriggersAwaited:
3090             return @"TriggersAwaited";
3091         case pkgCache::State::TriggersPending:
3092             return @"TriggersPending";
3093     }
3094
3095     return (NSString *) [NSNull null];
3096 } }
3097
3098 - (NSString *) selection {
3099 @synchronized (database_) {
3100     if ([database_ era] != era_ || file_.end())
3101         return nil;
3102
3103     switch (iterator_->SelectedState) {
3104         case pkgCache::State::Unknown:
3105             return @"Unknown";
3106         case pkgCache::State::Install:
3107             return @"Install";
3108         case pkgCache::State::Hold:
3109             return @"Hold";
3110         case pkgCache::State::DeInstall:
3111             return @"DeInstall";
3112         case pkgCache::State::Purge:
3113             return @"Purge";
3114     }
3115
3116     return (NSString *) [NSNull null];
3117 } }
3118
3119 - (NSArray *) warnings {
3120 @synchronized (database_) {
3121     if ([database_ era] != era_ || file_.end())
3122         return nil;
3123
3124     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
3125     const char *name(iterator_.Name());
3126
3127     size_t length(strlen(name));
3128     if (length < 2) invalid:
3129         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
3130     else for (size_t i(0); i != length; ++i)
3131         if (
3132             /* XXX: technically this is not allowed */
3133             (name[i] < 'A' || name[i] > 'Z') &&
3134             (name[i] < 'a' || name[i] > 'z') &&
3135             (name[i] < '0' || name[i] > '9') &&
3136             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
3137         ) goto invalid;
3138
3139     if (strcmp(name, "cydia") != 0) {
3140         bool cydia = false;
3141         bool user = false;
3142         bool _private = false;
3143         bool stash = false;
3144         bool dbstash = false;
3145         bool dsstore = false;
3146
3147         bool repository = [[self section] isEqualToString:@"Repositories"];
3148
3149         if (NSArray *files = [self files])
3150             for (NSString *file in files)
3151                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
3152                     cydia = true;
3153                 else if (!user && [file isEqualToString:@"/User"])
3154                     user = true;
3155                 else if (!_private && [file isEqualToString:@"/private"])
3156                     _private = true;
3157                 else if (!stash && [file isEqualToString:@"/var/stash"])
3158                     stash = true;
3159                 else if (!dbstash && [file isEqualToString:@"/var/db/stash"])
3160                     dbstash = true;
3161                 else if (!dsstore && [file hasSuffix:@"/.DS_Store"])
3162                     dsstore = true;
3163
3164         /* XXX: this is not sensitive enough. only some folders are valid. */
3165         if (cydia && !repository)
3166             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
3167         if (user)
3168             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
3169         if (_private)
3170             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
3171         if (stash)
3172             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
3173         if (dbstash)
3174             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/db/stash"]];
3175         if (dsstore)
3176             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @".DS_Store"]];
3177     }
3178
3179     return [warnings count] == 0 ? nil : warnings;
3180 } }
3181
3182 - (NSArray *) applications {
3183     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
3184
3185     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
3186
3187     static RegEx application_r("/Applications/(.*)\\.app/Info.plist");
3188     if (NSArray *files = [self files])
3189         for (NSString *file in files)
3190             if (application_r(file)) {
3191                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
3192                 if (info == nil)
3193                     continue;
3194                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
3195                 if (id == nil || [id isEqualToString:me])
3196                     continue;
3197
3198                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
3199                 if (display == nil)
3200                     display = application_r[1];
3201
3202                 NSString *bundle([file stringByDeletingLastPathComponent]);
3203                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
3204                 // XXX: maybe this should check if this is really a string, not just for length
3205                 if (icon == nil || ![icon respondsToSelector:@selector(length)] || [icon length] == 0)
3206                     icon = @"icon.png";
3207                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
3208
3209                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
3210                 [applications addObject:application];
3211
3212                 [application addObject:id];
3213                 [application addObject:display];
3214                 [application addObject:url];
3215             }
3216
3217     return [applications count] == 0 ? nil : applications;
3218 }
3219
3220 - (Source *) source {
3221     if (source_ == nil) {
3222         @synchronized (database_) {
3223             if ([database_ era] != era_ || file_.end())
3224                 source_ = (Source *) [NSNull null];
3225             else
3226                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
3227         }
3228     }
3229
3230     return source_ == (Source *) [NSNull null] ? nil : source_;
3231 }
3232
3233 - (time_t) upgraded {
3234     return upgraded_;
3235 }
3236
3237 - (uint32_t) recent {
3238     return std::numeric_limits<uint32_t>::max() - upgraded_;
3239 }
3240
3241 - (uint32_t) rank {
3242     return rank_;
3243 }
3244
3245 - (BOOL) matches:(NSArray *)query {
3246     if (query == nil || [query count] == 0)
3247         return NO;
3248
3249     rank_ = 0;
3250
3251     NSString *string;
3252     NSRange range;
3253     NSUInteger length;
3254
3255     string = [self name];
3256     length = [string length];
3257
3258     if (length != 0)
3259     for (NSString *term in query) {
3260         range = [string rangeOfString:term options:MatchCompareOptions_];
3261         if (range.location != NSNotFound)
3262             rank_ -= 6 * 1000000 / length;
3263     }
3264
3265     if (rank_ == 0) {
3266         string = [self id];
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
3277     string = [self shortDescription];
3278     length = [string length];
3279     NSUInteger stop(std::min<NSUInteger>(length, 200));
3280
3281     if (length != 0)
3282     for (NSString *term in query) {
3283         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
3284         if (range.location != NSNotFound)
3285             rank_ -= 2 * 100000;
3286     }
3287
3288     return rank_ != 0;
3289 }
3290
3291 - (NSArray *) tags {
3292     return tags_;
3293 }
3294
3295 - (BOOL) hasTag:(NSString *)tag {
3296     return tags_ == nil ? NO : [tags_ containsObject:tag];
3297 }
3298
3299 - (NSString *) primaryPurpose {
3300     for (NSString *tag in (NSArray *) tags_)
3301         if ([tag hasPrefix:@"purpose::"])
3302             return [tag substringFromIndex:9];
3303     return nil;
3304 }
3305
3306 - (NSArray *) purposes {
3307     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3308     for (NSString *tag in (NSArray *) tags_)
3309         if ([tag hasPrefix:@"purpose::"])
3310             [purposes addObject:[tag substringFromIndex:9]];
3311     return [purposes count] == 0 ? nil : purposes;
3312 }
3313
3314 - (bool) isCommercial {
3315     return [self hasTag:@"cydia::commercial"];
3316 }
3317
3318 - (void) setIndex:(size_t)index {
3319     if (metadata_->index_ != index)
3320         metadata_->index_ = index;
3321 }
3322
3323 - (CYString &) cyname {
3324     return !transform_.empty() ? transform_ : !name_.empty() ? name_ : id_;
3325 }
3326
3327 - (uint32_t) compareBySection:(NSArray *)sections {
3328     NSString *section([self section]);
3329     for (size_t i(0), e([sections count]); i != e; ++i) {
3330         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3331             return i;
3332     }
3333
3334     return _not(uint32_t);
3335 }
3336
3337 - (void) clear {
3338 @synchronized (database_) {
3339     pkgProblemResolver *resolver = [database_ resolver];
3340     resolver->Clear(iterator_);
3341
3342     pkgCacheFile &cache([database_ cache]);
3343     cache->SetReInstall(iterator_, false);
3344     cache->MarkKeep(iterator_, false);
3345 } }
3346
3347 - (void) install {
3348 @synchronized (database_) {
3349     pkgProblemResolver *resolver = [database_ resolver];
3350     resolver->Clear(iterator_);
3351     resolver->Protect(iterator_);
3352
3353     pkgCacheFile &cache([database_ cache]);
3354     cache->SetReInstall(iterator_, false);
3355     cache->MarkInstall(iterator_, false);
3356
3357     pkgDepCache::StateCache &state((*cache)[iterator_]);
3358     if (!state.Install())
3359         cache->SetReInstall(iterator_, true);
3360 } }
3361
3362 - (void) remove {
3363 @synchronized (database_) {
3364     pkgProblemResolver *resolver = [database_ resolver];
3365     resolver->Clear(iterator_);
3366     resolver->Remove(iterator_);
3367     resolver->Protect(iterator_);
3368
3369     pkgCacheFile &cache([database_ cache]);
3370     cache->SetReInstall(iterator_, false);
3371     cache->MarkDelete(iterator_, true);
3372 } }
3373
3374 @end
3375 /* }}} */
3376 /* Section Class {{{ */
3377 @interface Section : NSObject {
3378     _H<NSString> name_;
3379     size_t row_;
3380     size_t count_;
3381     _H<NSString> localized_;
3382 }
3383
3384 - (NSComparisonResult) compareByLocalized:(Section *)section;
3385 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3386 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3387 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3388
3389 - (NSString *) name;
3390 - (void) setName:(NSString *)name;
3391
3392 - (size_t) row;
3393 - (size_t) count;
3394
3395 - (void) addToRow;
3396 - (void) addToCount;
3397
3398 - (void) setCount:(size_t)count;
3399 - (NSString *) localized;
3400
3401 @end
3402
3403 @implementation Section
3404
3405 - (NSComparisonResult) compareByLocalized:(Section *)section {
3406     NSString *lhs(localized_);
3407     NSString *rhs([section localized]);
3408
3409     /*if ([lhs length] != 0 && [rhs length] != 0) {
3410         unichar lhc = [lhs characterAtIndex:0];
3411         unichar rhc = [rhs characterAtIndex:0];
3412
3413         if (isalpha(lhc) && !isalpha(rhc))
3414             return NSOrderedAscending;
3415         else if (!isalpha(lhc) && isalpha(rhc))
3416             return NSOrderedDescending;
3417     }*/
3418
3419     return [lhs compare:rhs options:LaxCompareOptions_];
3420 }
3421
3422 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3423     if ((self = [self initWithName:name localize:NO]) != nil) {
3424         if (localized != nil)
3425             localized_ = localized;
3426     } return self;
3427 }
3428
3429 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3430     return [self initWithName:name row:0 localize:localize];
3431 }
3432
3433 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3434     if ((self = [super init]) != nil) {
3435         name_ = name;
3436         row_ = row;
3437         if (localize)
3438             localized_ = LocalizeSection(name_);
3439     } return self;
3440 }
3441
3442 - (NSString *) name {
3443     return name_;
3444 }
3445
3446 - (void) setName:(NSString *)name {
3447     name_ = name;
3448 }
3449
3450 - (size_t) row {
3451     return row_;
3452 }
3453
3454 - (size_t) count {
3455     return count_;
3456 }
3457
3458 - (void) addToRow {
3459     ++row_;
3460 }
3461
3462 - (void) addToCount {
3463     ++count_;
3464 }
3465
3466 - (void) setCount:(size_t)count {
3467     count_ = count;
3468 }
3469
3470 - (NSString *) localized {
3471     return localized_;
3472 }
3473
3474 @end
3475 /* }}} */
3476
3477 class CydiaLogCleaner :
3478     public pkgArchiveCleaner
3479 {
3480   protected:
3481     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3482         unlink(File);
3483     }
3484 };
3485
3486 /* Database Implementation {{{ */
3487 @implementation Database
3488
3489 + (Database *) sharedInstance {
3490     static _H<Database> instance;
3491     if (instance == nil)
3492         instance = [[[Database alloc] init] autorelease];
3493     return instance;
3494 }
3495
3496 - (unsigned) era {
3497     return era_;
3498 }
3499
3500 - (void) releasePackages {
3501     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3502     CFArrayRemoveAllValues(packages_);
3503 }
3504
3505 - (void) dealloc {
3506     // XXX: actually implement this thing
3507     _assert(false);
3508     [self releasePackages];
3509     NSRecycleZone(zone_);
3510     [super dealloc];
3511 }
3512
3513 - (void) _readCydia:(NSNumber *)fd {
3514     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3515     std::istream is(&ib);
3516     std::string line;
3517
3518     static RegEx finish_r("finish:([^:]*)");
3519
3520     while (std::getline(is, line)) {
3521         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3522
3523         const char *data(line.c_str());
3524         size_t size = line.size();
3525         lprintf("C:%s\n", data);
3526
3527         if (finish_r(data, size)) {
3528             NSString *finish = finish_r[1];
3529             int index = [Finishes_ indexOfObject:finish];
3530             if (index != INT_MAX && index > Finish_)
3531                 Finish_ = index;
3532         }
3533
3534         [pool release];
3535     }
3536
3537     _assume(false);
3538 }
3539
3540 - (void) _readStatus:(NSNumber *)fd {
3541     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3542     std::istream is(&ib);
3543     std::string line;
3544
3545     static RegEx conffile_r("status: [^ ]* : conffile-prompt : (.*?) *");
3546     static RegEx pmstatus_r("([^:]*):([^:]*):([^:]*):(.*)");
3547
3548     while (std::getline(is, line)) {
3549         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3550
3551         const char *data(line.c_str());
3552         size_t size(line.size());
3553         lprintf("S:%s\n", data);
3554
3555         if (conffile_r(data, size)) {
3556             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3557             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3558         } else if (strncmp(data, "status: ", 8) == 0) {
3559             // status: <package>: {unpacked,half-configured,installed}
3560             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3561             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3562         } else if (strncmp(data, "processing: ", 12) == 0) {
3563             // processing: configure: config-test
3564             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3565             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3566         } else if (pmstatus_r(data, size)) {
3567             std::string type([pmstatus_r[1] UTF8String]);
3568
3569             NSString *package = pmstatus_r[2];
3570             if ([package isEqualToString:@"dpkg-exec"])
3571                 package = nil;
3572
3573             float percent([pmstatus_r[3] floatValue]);
3574             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3575
3576             NSString *string = pmstatus_r[4];
3577
3578             if (type == "pmerror") {
3579                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3580                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3581             } else if (type == "pmstatus") {
3582                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3583                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3584             } else if (type == "pmconffile")
3585                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3586             else
3587                 lprintf("E:unknown pmstatus\n");
3588         } else
3589             lprintf("E:unknown status\n");
3590
3591         [pool release];
3592     }
3593
3594     _assume(false);
3595 }
3596
3597 - (void) _readOutput:(NSNumber *)fd {
3598     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3599     std::istream is(&ib);
3600     std::string line;
3601
3602     while (std::getline(is, line)) {
3603         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3604
3605         lprintf("O:%s\n", line.c_str());
3606
3607         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3608         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3609
3610         [pool release];
3611     }
3612
3613     _assume(false);
3614 }
3615
3616 - (FILE *) input {
3617     return input_;
3618 }
3619
3620 - (Package *) packageWithName:(NSString *)name {
3621     if (name == nil)
3622         return nil;
3623 @synchronized (self) {
3624     if (static_cast<pkgDepCache *>(cache_) == NULL)
3625         return nil;
3626     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3627     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3628 } }
3629
3630 - (id) init {
3631     if ((self = [super init]) != nil) {
3632         policy_ = NULL;
3633         records_ = NULL;
3634         resolver_ = NULL;
3635         fetcher_ = NULL;
3636         lock_ = NULL;
3637
3638         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3639
3640         size_t capacity(MetaFile_->active_);
3641         if (capacity == 0)
3642             capacity = 16384;
3643         else
3644             capacity += 1024;
3645
3646         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3647         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3648
3649         int fds[2];
3650
3651         _assert(pipe(fds) != -1);
3652         cydiafd_ = fds[1];
3653
3654         _config->Set("APT::Keep-Fds::", cydiafd_);
3655         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3656
3657         [NSThread
3658             detachNewThreadSelector:@selector(_readCydia:)
3659             toTarget:self
3660             withObject:[NSNumber numberWithInt:fds[0]]
3661         ];
3662
3663         _assert(pipe(fds) != -1);
3664         statusfd_ = fds[1];
3665
3666         [NSThread
3667             detachNewThreadSelector:@selector(_readStatus:)
3668             toTarget:self
3669             withObject:[NSNumber numberWithInt:fds[0]]
3670         ];
3671
3672         _assert(pipe(fds) != -1);
3673         _assert(dup2(fds[0], 0) != -1);
3674         _assert(close(fds[0]) != -1);
3675
3676         input_ = fdopen(fds[1], "a");
3677
3678         _assert(pipe(fds) != -1);
3679         _assert(dup2(fds[1], 1) != -1);
3680         _assert(close(fds[1]) != -1);
3681
3682         [NSThread
3683             detachNewThreadSelector:@selector(_readOutput:)
3684             toTarget:self
3685             withObject:[NSNumber numberWithInt:fds[0]]
3686         ];
3687     } return self;
3688 }
3689
3690 - (pkgCacheFile &) cache {
3691     return cache_;
3692 }
3693
3694 - (pkgDepCache::Policy *) policy {
3695     return policy_;
3696 }
3697
3698 - (pkgRecords *) records {
3699     return records_;
3700 }
3701
3702 - (pkgProblemResolver *) resolver {
3703     return resolver_;
3704 }
3705
3706 - (pkgAcquire &) fetcher {
3707     return *fetcher_;
3708 }
3709
3710 - (pkgSourceList &) list {
3711     return *list_;
3712 }
3713
3714 - (NSArray *) packages {
3715     return (NSArray *) packages_;
3716 }
3717
3718 - (NSArray *) sources {
3719     return sourceList_;
3720 }
3721
3722 - (Source *) sourceWithKey:(NSString *)key {
3723     for (Source *source in [self sources]) {
3724         if ([[source key] isEqualToString:key])
3725             return source;
3726     } return nil;
3727 }
3728
3729 - (bool) popErrorWithTitle:(NSString *)title {
3730     bool fatal(false);
3731
3732     while (!_error->empty()) {
3733         std::string error;
3734         bool warning(!_error->PopMessage(error));
3735         if (!warning)
3736             fatal = true;
3737
3738         for (;;) {
3739             size_t size(error.size());
3740             if (size == 0 || error[size - 1] != '\n')
3741                 break;
3742             error.resize(size - 1);
3743         }
3744
3745         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3746
3747         static RegEx no_pubkey("GPG error:.* NO_PUBKEY .*");
3748         if (warning && no_pubkey(error.c_str()))
3749             continue;
3750
3751         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3752     }
3753
3754     return fatal;
3755 }
3756
3757 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3758     return [self popErrorWithTitle:title] || !success;
3759 }
3760
3761 - (bool) _isEtceteraAptSourcesListDirectoryCydiaListSymbolicallyLinkedToMobileCachesCydiaSourceList {
3762     char target[1024];
3763     ssize_t length(readlink("/etc/apt/sources.list.d/cydia.list", target, sizeof(target) - 1));
3764     if (length == -1)
3765         return false;
3766     if (length >= sizeof(target))
3767         return false;
3768     target[length] = '\0';
3769     return strcmp(target, "/var/mobile/Library/Caches/com.saurik.Cydia/sources.list") == 0;
3770 }
3771
3772 - (bool) popErrorWithTitle:(NSString *)title forReadList:(pkgSourceList &)list {
3773     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3774         return true;
3775     if (![self _isEtceteraAptSourcesListDirectoryCydiaListSymbolicallyLinkedToMobileCachesCydiaSourceList])
3776         if ([self popErrorWithTitle:title forOperation:list.Read(SOURCES_LIST)])
3777             return true;
3778     return false;
3779 }
3780
3781 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3782 @synchronized (self) {
3783     ++era_;
3784
3785     [self releasePackages];
3786
3787     sourceMap_.clear();
3788     [sourceList_ removeAllObjects];
3789
3790     _error->Discard();
3791
3792     delete list_;
3793     list_ = NULL;
3794     manager_ = NULL;
3795     delete lock_;
3796     lock_ = NULL;
3797     delete fetcher_;
3798     fetcher_ = NULL;
3799     delete resolver_;
3800     resolver_ = NULL;
3801     delete records_;
3802     records_ = NULL;
3803     delete policy_;
3804     policy_ = NULL;
3805
3806     cache_.Close();
3807
3808     pool_.~CYPool();
3809     new (&pool_) CYPool();
3810
3811     NSRecycleZone(zone_);
3812     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3813
3814     int chk(creat("/tmp/cydia.chk", 0644));
3815     if (chk != -1)
3816         close(chk);
3817
3818     if (invocation != nil)
3819         [invocation invoke];
3820
3821     NSString *title(UCLocalize("DATABASE"));
3822
3823     list_ = new pkgSourceList();
3824     _profile(reloadDataWithInvocation$ReadMainList)
3825     if ([self popErrorWithTitle:title forReadList:*list_])
3826         return;
3827     _end
3828
3829     _profile(reloadDataWithInvocation$Source$initWithMetaIndex)
3830     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3831         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:&pool_] autorelease]);
3832         [sourceList_ addObject:object];
3833     }
3834     _end
3835
3836     _trace();
3837     OpProgress progress;
3838     bool opened;
3839   open:
3840     delock_ = GetStatusDate();
3841     _profile(reloadDataWithInvocation$pkgCacheFile)
3842         opened = cache_.Open(progress, false);
3843     _end
3844     if (!opened) {
3845         // XXX: what if there are errors, but Open() == true? this should be merged with popError:
3846         while (!_error->empty()) {
3847             std::string error;
3848             bool warning(!_error->PopMessage(error));
3849
3850             lprintf("cache_.Open():[%s]\n", error.c_str());
3851
3852             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3853
3854             SEL repair(NULL);
3855             if (false);
3856             else if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3857                 repair = @selector(configure);
3858             //else if (error == "The package lists or status file could not be parsed or opened.")
3859             //    repair = @selector(update);
3860             // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3861             // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3862             // else if (error == "Malformed Status line")
3863             // else if (error == "The list of sources could not be read.")
3864
3865             if (repair != NULL) {
3866                 _error->Discard();
3867                 [delegate_ repairWithSelector:repair];
3868                 goto open;
3869             }
3870         }
3871
3872         return;
3873     }
3874     _trace();
3875
3876     unlink("/tmp/cydia.chk");
3877
3878     now_ = [[NSDate date] timeIntervalSince1970];
3879
3880     policy_ = new pkgDepCache::Policy();
3881     records_ = new pkgRecords(cache_);
3882     resolver_ = new pkgProblemResolver(cache_);
3883     fetcher_ = new pkgAcquire(&status_);
3884     lock_ = NULL;
3885
3886     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3887         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3888         return;
3889     }
3890
3891     _profile(reloadDataWithInvocation$pkgApplyStatus)
3892     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3893         return;
3894     _end
3895
3896     if (cache_->BrokenCount() != 0) {
3897         _profile(pkgApplyStatus$pkgFixBroken)
3898         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3899             return;
3900         _end
3901
3902         if (cache_->BrokenCount() != 0) {
3903             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3904             return;
3905         }
3906
3907         _profile(pkgApplyStatus$pkgMinimizeUpgrade)
3908         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3909             return;
3910         _end
3911     }
3912
3913     for (Source *object in (id) sourceList_) {
3914         metaIndex *source([object metaIndex]);
3915         std::vector<pkgIndexFile *> *indices = source->GetIndexFiles();
3916         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3917             // XXX: this could be more intelligent
3918             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3919                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3920                 if (!cached.end())
3921                     sourceMap_[cached->ID] = object;
3922             }
3923     }
3924
3925     {
3926         /*std::vector<Package *> packages;
3927         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3928         packages_ = nil;*/
3929
3930         _profile(reloadDataWithInvocation$packageWithIterator)
3931         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3932             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:&pool_ database:self])
3933                 //packages.push_back(package);
3934                 CFArrayAppendValue(packages_, CFRetain(package));
3935         _end
3936
3937
3938         /*if (packages.empty())
3939             packages_ = [[NSArray alloc] init];
3940         else
3941             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3942         _trace();*/
3943
3944         _profile(reloadDataWithInvocation$radix$8)
3945         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(8)];
3946         _end
3947
3948         _profile(reloadDataWithInvocation$radix$4)
3949         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3950         _end
3951
3952         _profile(reloadDataWithInvocation$radix$0)
3953         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3954         _end
3955
3956         _profile(reloadDataWithInvocation$insertion)
3957         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3958         _end
3959
3960         /*_profile(reloadDataWithInvocation$CFQSortArray)
3961         CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);
3962         _end*/
3963
3964         /*_profile(reloadDataWithInvocation$stdsort)
3965         std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3966         _end*/
3967
3968         /*_profile(reloadDataWithInvocation$CFArraySortValues)
3969         CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3970         _end*/
3971
3972         /*_profile(reloadDataWithInvocation$sortUsingFunction)
3973         [packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3974         _end*/
3975
3976
3977         size_t count(CFArrayGetCount(packages_));
3978         MetaFile_->active_ = count;
3979         for (size_t index(0); index != count; ++index)
3980             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3981     }
3982 } }
3983
3984 - (void) clear {
3985 @synchronized (self) {
3986     delete resolver_;
3987     resolver_ = new pkgProblemResolver(cache_);
3988
3989     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3990         if (!cache_[iterator].Keep())
3991             cache_->MarkKeep(iterator, false);
3992         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3993             cache_->SetReInstall(iterator, false);
3994 } }
3995
3996 - (void) configure {
3997     NSString *dpkg = [NSString stringWithFormat:@"/usr/libexec/cydo --configure -a --status-fd %u", statusfd_];
3998     _trace();
3999     system([dpkg UTF8String]);
4000     _trace();
4001 }
4002
4003 - (bool) clean {
4004 @synchronized (self) {
4005     // XXX: I don't remember this condition
4006     if (lock_ != NULL)
4007         return false;
4008
4009     FileFd Lock;
4010     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4011
4012     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
4013
4014     if ([self popErrorWithTitle:title])
4015         return false;
4016
4017     pkgAcquire fetcher;
4018     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
4019
4020     CydiaLogCleaner cleaner;
4021     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
4022         return false;
4023
4024     return true;
4025 } }
4026
4027 - (bool) prepare {
4028     fetcher_->Shutdown();
4029
4030     pkgRecords records(cache_);
4031
4032     lock_ = new FileFd();
4033     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4034
4035     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
4036
4037     if ([self popErrorWithTitle:title])
4038         return false;
4039
4040     pkgSourceList list;
4041     if ([self popErrorWithTitle:title forReadList:list])
4042         return false;
4043
4044     manager_ = (_system->CreatePM(cache_));
4045     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
4046         return false;
4047
4048     return true;
4049 }
4050
4051 - (void) perform {
4052     bool substrate(RestartSubstrate_);
4053     RestartSubstrate_ = false;
4054
4055     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
4056
4057     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
4058         pkgSourceList list;
4059         if ([self popErrorWithTitle:title forReadList:list])
4060             return;
4061         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4062             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4063     }
4064
4065     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4066
4067     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
4068         _trace();
4069         [self popErrorWithTitle:title];
4070         return;
4071     }
4072
4073     bool failed = false;
4074     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
4075         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
4076             continue;
4077         if ((*item)->Status == pkgAcquire::Item::StatIdle)
4078             continue;
4079
4080         std::string uri = (*item)->DescURI();
4081         std::string error = (*item)->ErrorText;
4082
4083         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
4084         failed = true;
4085
4086         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
4087         [delegate_ addProgressEventOnMainThread:event forTask:title];
4088     }
4089
4090     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4091
4092     if (failed) {
4093         _trace();
4094         return;
4095     }
4096
4097     if (substrate)
4098         RestartSubstrate_ = true;
4099
4100     if (![delock_ isEqual:GetStatusDate()]) {
4101         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("DPKG_LOCKED") ofType:kCydiaProgressEventTypeError] forTask:title];
4102         return;
4103     }
4104
4105     delock_ = nil;
4106
4107     pkgPackageManager::OrderResult result(manager_->DoInstall(statusfd_));
4108
4109     NSString *oextended(@"/var/lib/apt/extended_states");
4110     NSString *nextended(Cache("extended_states"));
4111
4112     struct stat info;
4113     if (stat([nextended UTF8String], &info) != -1 && (info.st_mode & S_IFMT) == S_IFREG) {
4114         system([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /bin/mv -f %@ %@", ShellEscape(nextended), ShellEscape(oextended)] UTF8String]);
4115         system([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /bin/chown 0:0 %@", ShellEscape(oextended)] UTF8String]);
4116     }
4117
4118     unlink([nextended UTF8String]);
4119     symlink([oextended UTF8String], [nextended UTF8String]);
4120
4121     if ([self popErrorWithTitle:title])
4122         return;
4123
4124     if (result == pkgPackageManager::Failed) {
4125         _trace();
4126         return;
4127     }
4128
4129     if (result != pkgPackageManager::Completed) {
4130         _trace();
4131         return;
4132     }
4133
4134     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
4135         pkgSourceList list;
4136         if ([self popErrorWithTitle:title forReadList:list])
4137             return;
4138         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4139             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4140     }
4141
4142     if (![before isEqualToArray:after])
4143         [self update];
4144 }
4145
4146 - (bool) delocked {
4147     return ![delock_ isEqual:GetStatusDate()];
4148 }
4149
4150 - (bool) upgrade {
4151     NSString *title(UCLocalize("UPGRADE"));
4152     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
4153         return false;
4154     return true;
4155 }
4156
4157 - (void) update {
4158     [self updateWithStatus:status_];
4159 }
4160
4161 - (void) updateWithStatus:(CancelStatus &)status {
4162     NSString *title(UCLocalize("REFRESHING_DATA"));
4163
4164     pkgSourceList list;
4165     if ([self popErrorWithTitle:title forReadList:list])
4166         return;
4167
4168     FileFd lock;
4169     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
4170     if ([self popErrorWithTitle:title])
4171         return;
4172
4173     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4174
4175     bool success(ListUpdate(status, list, PulseInterval_));
4176     if (status.WasCancelled())
4177         _error->Discard();
4178     else {
4179         [self popErrorWithTitle:title forOperation:success];
4180
4181         [[NSDictionary dictionaryWithObjectsAndKeys:
4182             [NSDate date], @"LastUpdate",
4183         nil] writeToFile:@ CacheState_ atomically:YES];
4184     }
4185
4186     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4187 }
4188
4189 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
4190     delegate_ = delegate;
4191 }
4192
4193 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
4194     progress_ = delegate;
4195     status_.setDelegate(delegate);
4196 }
4197
4198 - (NSObject<ProgressDelegate> *) progressDelegate {
4199     return progress_;
4200 }
4201
4202 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
4203     SourceMap::const_iterator i(sourceMap_.find(file->ID));
4204     return i == sourceMap_.end() ? nil : i->second;
4205 }
4206
4207 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
4208     for (Source *source in (id) sourceList_)
4209         [source setFetch:fetch forURI:uri];
4210 }
4211
4212 - (void) resetFetch {
4213     for (Source *source in (id) sourceList_)
4214         [source resetFetch];
4215 }
4216
4217 - (NSString *) mappedSectionForPointer:(const char *)section {
4218     _H<NSString> *mapped;
4219
4220     _profile(Database$mappedSectionForPointer$Cache)
4221         mapped = &sections_[section];
4222     _end
4223
4224     if (*mapped == NULL) {
4225         size_t length(strlen(section));
4226         char spaced[length + 1];
4227
4228         _profile(Database$mappedSectionForPointer$Replace)
4229             for (size_t index(0); index != length; ++index)
4230                 spaced[index] = section[index] == '_' ? ' ' : section[index];
4231             spaced[length] = '\0';
4232         _end
4233
4234         NSString *string;
4235
4236         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
4237             string = [NSString stringWithUTF8String:spaced];
4238         _end
4239
4240         _profile(Database$mappedSectionForPointer$Map)
4241             string = [SectionMap_ objectForKey:string] ?: string;
4242         _end
4243
4244         *mapped = string;
4245     } return *mapped;
4246 }
4247
4248 @end
4249 /* }}} */
4250
4251 static _H<NSMutableSet> Diversions_;
4252
4253 @interface Diversion : NSObject {
4254     RegEx pattern_;
4255     _H<NSString> key_;
4256     _H<NSString> format_;
4257 }
4258
4259 @end
4260
4261 @implementation Diversion
4262
4263 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
4264     if ((self = [super init]) != nil) {
4265         pattern_ = [from UTF8String];
4266         key_ = from;
4267         format_ = to;
4268     } return self;
4269 }
4270
4271 - (NSString *) divert:(NSString *)url {
4272     return !pattern_(url) ? nil : pattern_->*format_;
4273 }
4274
4275 + (NSURL *) divertURL:(NSURL *)url {
4276   divert:
4277     NSString *href([url absoluteString]);
4278
4279     for (Diversion *diversion in (id) Diversions_)
4280         if (NSString *diverted = [diversion divert:href]) {
4281 #if !ForRelease
4282             NSLog(@"div: %@", diverted);
4283 #endif
4284             url = [NSURL URLWithString:diverted];
4285             goto divert;
4286         }
4287
4288     return url;
4289 }
4290
4291 - (NSString *) key {
4292     return key_;
4293 }
4294
4295 - (NSUInteger) hash {
4296     return [key_ hash];
4297 }
4298
4299 - (BOOL) isEqual:(Diversion *)object {
4300     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
4301 }
4302
4303 @end
4304
4305 @interface CydiaObject : NSObject {
4306     _H<CyteWebViewController> indirect_;
4307     _transient id delegate_;
4308 }
4309
4310 - (id) initWithDelegate:(IndirectDelegate *)indirect;
4311
4312 @end
4313
4314 @class CydiaObject;
4315
4316 @interface CydiaWebViewController : CyteWebViewController {
4317     _H<CydiaObject> cydia_;
4318 }
4319
4320 + (void) addDiversion:(Diversion *)diversion;
4321 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
4322 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
4323 - (void) setDelegate:(id)delegate;
4324
4325 @end
4326
4327 /* Web Scripting {{{ */
4328 @implementation CydiaObject
4329
4330 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4331     if ((self = [super init]) != nil) {
4332         indirect_ = (CyteWebViewController *) indirect;
4333     } return self;
4334 }
4335
4336 - (void) setDelegate:(id)delegate {
4337     delegate_ = delegate;
4338 }
4339
4340 + (NSArray *) _attributeKeys {
4341     return [NSArray arrayWithObjects:
4342         @"bbsnum",
4343         @"build",
4344         @"coreFoundationVersionNumber",
4345         @"device",
4346         @"ecid",
4347         @"firmware",
4348         @"hostname",
4349         @"idiom",
4350         @"mcc",
4351         @"mnc",
4352         @"model",
4353         @"operator",
4354         @"role",
4355         @"serial",
4356         @"version",
4357     nil];
4358 }
4359
4360 - (NSArray *) attributeKeys {
4361     return [[self class] _attributeKeys];
4362 }
4363
4364 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4365     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4366 }
4367
4368 - (NSString *) version {
4369     return Cydia_;
4370 }
4371
4372 - (NSString *) build {
4373     return System_;
4374 }
4375
4376 - (NSString *) coreFoundationVersionNumber {
4377     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4378 }
4379
4380 - (NSString *) device {
4381     return UniqueIdentifier();
4382 }
4383
4384 - (NSString *) firmware {
4385     return [[UIDevice currentDevice] systemVersion];
4386 }
4387
4388 - (NSString *) hostname {
4389     return [[UIDevice currentDevice] name];
4390 }
4391
4392 - (NSString *) idiom {
4393     return (id) Idiom_ ?: [NSNull null];
4394 }
4395
4396 - (NSString *) mcc {
4397     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4398         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4399     return nil;
4400 }
4401
4402 - (NSString *) mnc {
4403     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4404         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4405     return nil;
4406 }
4407
4408 - (NSString *) operator {
4409     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4410         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4411     return nil;
4412 }
4413
4414 - (NSString *) bbsnum {
4415     return (id) BBSNum_ ?: [NSNull null];
4416 }
4417
4418 - (NSString *) ecid {
4419     return (id) ChipID_ ?: [NSNull null];
4420 }
4421
4422 - (NSString *) serial {
4423     return SerialNumber_;
4424 }
4425
4426 - (NSString *) role {
4427     return (id) [NSNull null];
4428 }
4429
4430 - (NSString *) model {
4431     return [NSString stringWithUTF8String:Machine_];
4432 }
4433
4434 + (NSString *) webScriptNameForSelector:(SEL)selector {
4435     if (false);
4436     else if (selector == @selector(addBridgedHost:))
4437         return @"addBridgedHost";
4438     else if (selector == @selector(addInsecureHost:))
4439         return @"addInsecureHost";
4440     else if (selector == @selector(addInternalRedirect::))
4441         return @"addInternalRedirect";
4442     else if (selector == @selector(addPipelinedHost:scheme:))
4443         return @"addPipelinedHost";
4444     else if (selector == @selector(addSource:::))
4445         return @"addSource";
4446     else if (selector == @selector(addTrivialSource:))
4447         return @"addTrivialSource";
4448     else if (selector == @selector(close))
4449         return @"close";
4450     else if (selector == @selector(du:))
4451         return @"du";
4452     else if (selector == @selector(stringWithFormat:arguments:))
4453         return @"format";
4454     else if (selector == @selector(getAllSources))
4455         return @"getAllSources";
4456     else if (selector == @selector(getApplicationInfo:value:))
4457         return @"getApplicationInfoValue";
4458     else if (selector == @selector(getKernelNumber:))
4459         return @"getKernelNumber";
4460     else if (selector == @selector(getKernelString:))
4461         return @"getKernelString";
4462     else if (selector == @selector(getInstalledPackages))
4463         return @"getInstalledPackages";
4464     else if (selector == @selector(getIORegistryEntry::))
4465         return @"getIORegistryEntry";
4466     else if (selector == @selector(getLocaleIdentifier))
4467         return @"getLocaleIdentifier";
4468     else if (selector == @selector(getPreferredLanguages))
4469         return @"getPreferredLanguages";
4470     else if (selector == @selector(getPackageById:))
4471         return @"getPackageById";
4472     else if (selector == @selector(getMetadataKeys))
4473         return @"getMetadataKeys";
4474     else if (selector == @selector(getMetadataValue:))
4475         return @"getMetadataValue";
4476     else if (selector == @selector(getSessionValue:))
4477         return @"getSessionValue";
4478     else if (selector == @selector(installPackages:))
4479         return @"installPackages";
4480     else if (selector == @selector(isReachable:))
4481         return @"isReachable";
4482     else if (selector == @selector(localizedStringForKey:value:table:))
4483         return @"localize";
4484     else if (selector == @selector(popViewController:))
4485         return @"popViewController";
4486     else if (selector == @selector(refreshSources))
4487         return @"refreshSources";
4488     else if (selector == @selector(registerFrame:))
4489         return @"registerFrame";
4490     else if (selector == @selector(removeButton))
4491         return @"removeButton";
4492     else if (selector == @selector(saveConfig))
4493         return @"saveConfig";
4494     else if (selector == @selector(setMetadataValue::))
4495         return @"setMetadataValue";
4496     else if (selector == @selector(setSessionValue::))
4497         return @"setSessionValue";
4498     else if (selector == @selector(substitutePackageNames:))
4499         return @"substitutePackageNames";
4500     else if (selector == @selector(scrollToBottom:))
4501         return @"scrollToBottom";
4502     else if (selector == @selector(setAllowsNavigationAction:))
4503         return @"setAllowsNavigationAction";
4504     else if (selector == @selector(setBadgeValue:))
4505         return @"setBadgeValue";
4506     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4507         return @"setButtonImage";
4508     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4509         return @"setButtonTitle";
4510     else if (selector == @selector(setHidesBackButton:))
4511         return @"setHidesBackButton";
4512     else if (selector == @selector(setHidesNavigationBar:))
4513         return @"setHidesNavigationBar";
4514     else if (selector == @selector(setNavigationBarStyle:))
4515         return @"setNavigationBarStyle";
4516     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4517         return @"setNavigationBarTintColor";
4518     else if (selector == @selector(setPasteboardString:))
4519         return @"setPasteboardString";
4520     else if (selector == @selector(setPasteboardURL:))
4521         return @"setPasteboardURL";
4522     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4523         return @"setScrollAlwaysBounceVertical";
4524     else if (selector == @selector(setScrollIndicatorStyle:))
4525         return @"setScrollIndicatorStyle";
4526     else if (selector == @selector(setToken:))
4527         return @"setToken";
4528     else if (selector == @selector(setViewportWidth:))
4529         return @"setViewportWidth";
4530     else if (selector == @selector(statfs:))
4531         return @"statfs";
4532     else if (selector == @selector(supports:))
4533         return @"supports";
4534     else if (selector == @selector(unload))
4535         return @"unload";
4536     else
4537         return nil;
4538 }
4539
4540 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4541     return [self webScriptNameForSelector:selector] == nil;
4542 }
4543
4544 - (BOOL) supports:(NSString *)feature {
4545     return [feature isEqualToString:@"window.open"];
4546 }
4547
4548 - (void) unload {
4549     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4550 }
4551
4552 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4553     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4554 }
4555
4556 - (void) setScrollIndicatorStyle:(NSString *)style {
4557     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4558 }
4559
4560 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4561     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4562 }
4563
4564 - (NSDictionary *) getApplicationInfo:(NSString *)display value:(NSString *)key {
4565     char path[1024];
4566     if (SBBundlePathForDisplayIdentifier(SBSSpringBoardServerPort(), [display UTF8String], path) != 0)
4567         return (id) [NSNull null];
4568     NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:[[NSString stringWithUTF8String:path] stringByAppendingString:@"/Info.plist"]]);
4569     if (info == nil)
4570         return (id) [NSNull null];
4571     return [info objectForKey:key];
4572 }
4573
4574 - (NSNumber *) getKernelNumber:(NSString *)name {
4575     const char *string([name UTF8String]);
4576
4577     size_t size;
4578     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4579         return (id) [NSNull null];
4580
4581     if (size != sizeof(int))
4582         return (id) [NSNull null];
4583
4584     int value;
4585     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4586         return (id) [NSNull null];
4587
4588     return [NSNumber numberWithInt:value];
4589 }
4590
4591 - (NSString *) getKernelString:(NSString *)name {
4592     const char *string([name UTF8String]);
4593
4594     size_t size;
4595     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4596         return (id) [NSNull null];
4597
4598     char value[size + 1];
4599     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4600         return (id) [NSNull null];
4601
4602     // XXX: just in case you request something ludicrous
4603     value[size] = '\0';
4604
4605     return [NSString stringWithCString:value];
4606 }
4607
4608 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4609     NSObject *value(CYIOGetValue([path UTF8String], entry));
4610
4611     if (value != nil)
4612         if ([value isKindOfClass:[NSData class]])
4613             value = CYHex((NSData *) value);
4614
4615     return value;
4616 }
4617
4618 - (NSArray *) getMetadataKeys {
4619 @synchronized (Values_) {
4620     return [Values_ allKeys];
4621 } }
4622
4623 - (void) registerFrame:(DOMHTMLIFrameElement *)iframe {
4624     WebFrame *frame([iframe contentFrame]);
4625     [indirect_ registerFrame:frame];
4626 }
4627
4628 - (id) getMetadataValue:(NSString *)key {
4629 @synchronized (Values_) {
4630     return [Values_ objectForKey:key];
4631 } }
4632
4633 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4634 @synchronized (Values_) {
4635     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4636         [Values_ removeObjectForKey:key];
4637     else
4638         [Values_ setObject:value forKey:key];
4639 } }
4640
4641 - (id) getSessionValue:(NSString *)key {
4642 @synchronized (SessionData_) {
4643     return [SessionData_ objectForKey:key];
4644 } }
4645
4646 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4647 @synchronized (SessionData_) {
4648     if (value == (id) [WebUndefined undefined])
4649         [SessionData_ removeObjectForKey:key];
4650     else
4651         [SessionData_ setObject:value forKey:key];
4652 } }
4653
4654 - (void) addBridgedHost:(NSString *)host {
4655 @synchronized (HostConfig_) {
4656     [BridgedHosts_ addObject:host];
4657 } }
4658
4659 - (void) addInsecureHost:(NSString *)host {
4660 @synchronized (HostConfig_) {
4661     [InsecureHosts_ addObject:host];
4662 } }
4663
4664 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4665 @synchronized (HostConfig_) {
4666     if (scheme != (id) [WebUndefined undefined])
4667         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4668
4669     [PipelinedHosts_ addObject:host];
4670 } }
4671
4672 - (void) popViewController:(NSNumber *)value {
4673     if (value == (id) [WebUndefined undefined])
4674         value = [NSNumber numberWithBool:YES];
4675     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4676 }
4677
4678 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4679     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4680
4681     for (NSString *section in sections)
4682         [array addObject:section];
4683
4684     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4685         @"deb", @"Type",
4686         href, @"URI",
4687         distribution, @"Distribution",
4688         array, @"Sections",
4689     nil] waitUntilDone:NO];
4690 }
4691
4692 - (BOOL) addTrivialSource:(NSString *)href {
4693     href = VerifySource(href);
4694     if (href == nil)
4695         return NO;
4696     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4697     return YES;
4698 }
4699
4700 - (void) refreshSources {
4701     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4702 }
4703
4704 - (void) saveConfig {
4705     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4706 }
4707
4708 - (NSArray *) getAllSources {
4709     return [[Database sharedInstance] sources];
4710 }
4711
4712 - (NSArray *) getInstalledPackages {
4713     Database *database([Database sharedInstance]);
4714 @synchronized (database) {
4715     NSArray *packages([database packages]);
4716     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4717     for (Package *package in packages)
4718         if (![package uninstalled])
4719             [installed addObject:package];
4720     return installed;
4721 } }
4722
4723 - (Package *) getPackageById:(NSString *)id {
4724     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4725         [package parse];
4726         return package;
4727     } else
4728         return (Package *) [NSNull null];
4729 }
4730
4731 - (NSString *) getLocaleIdentifier {
4732     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4733 }
4734
4735 - (NSArray *) getPreferredLanguages {
4736     return Languages_;
4737 }
4738
4739 - (NSArray *) statfs:(NSString *)path {
4740     struct statfs stat;
4741
4742     if (path == nil || statfs([path UTF8String], &stat) == -1)
4743         return nil;
4744
4745     return [NSArray arrayWithObjects:
4746         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4747         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4748         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4749     nil];
4750 }
4751
4752 - (NSNumber *) du:(NSString *)path {
4753     NSNumber *value(nil);
4754
4755     FILE *du(popen([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /usr/libexec/cydia/du -ks %@", ShellEscape(path)] UTF8String], "r"));
4756     if (du != NULL) {
4757         char line[1024];
4758         while (fgets(line, sizeof(line), du) != NULL) {
4759             size_t length(strlen(line));
4760             while (length != 0 && line[length - 1] == '\n')
4761                 line[--length] = '\0';
4762             if (char *tab = strchr(line, '\t')) {
4763                 *tab = '\0';
4764                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4765             }
4766         }
4767         pclose(du);
4768     }
4769
4770     return value;
4771 }
4772
4773 - (void) close {
4774     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4775 }
4776
4777 - (NSNumber *) isReachable:(NSString *)name {
4778     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4779 }
4780
4781 - (void) installPackages:(NSArray *)packages {
4782     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4783 }
4784
4785 - (NSString *) substitutePackageNames:(NSString *)message {
4786     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4787     for (size_t i(0), e([words count]); i != e; ++i) {
4788         NSString *word([words objectAtIndex:i]);
4789         if (Package *package = [[Database sharedInstance] packageWithName:word])
4790             [words replaceObjectAtIndex:i withObject:[package name]];
4791     }
4792
4793     return [words componentsJoinedByString:@" "];
4794 }
4795
4796 - (void) removeButton {
4797     [indirect_ removeButton];
4798 }
4799
4800 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4801     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4802 }
4803
4804 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4805     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4806 }
4807
4808 - (void) setBadgeValue:(id)value {
4809     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4810 }
4811
4812 - (void) setAllowsNavigationAction:(NSString *)value {
4813     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4814 }
4815
4816 - (void) setHidesBackButton:(NSString *)value {
4817     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4818 }
4819
4820 - (void) setHidesNavigationBar:(NSString *)value {
4821     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4822 }
4823
4824 - (void) setNavigationBarStyle:(NSString *)value {
4825     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4826 }
4827
4828 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4829     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4830     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4831     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4832 }
4833
4834 - (void) setPasteboardString:(NSString *)value {
4835     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4836 }
4837
4838 - (void) setPasteboardURL:(NSString *)value {
4839     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4840 }
4841
4842 - (void) setToken:(NSString *)token {
4843     // XXX: the website expects this :/
4844 }
4845
4846 - (void) scrollToBottom:(NSNumber *)animated {
4847     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4848 }
4849
4850 - (void) setViewportWidth:(float)width {
4851     [indirect_ setViewportWidthOnMainThread:width];
4852 }
4853
4854 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4855     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4856     unsigned count([arguments count]);
4857     id values[count];
4858     for (unsigned i(0); i != count; ++i)
4859         values[i] = [arguments objectAtIndex:i];
4860     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4861 }
4862
4863 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4864     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4865         value = nil;
4866     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4867         table = nil;
4868     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4869 }
4870
4871 @end
4872 /* }}} */
4873
4874 @interface NSURL (CydiaSecure)
4875 @end
4876
4877 @implementation NSURL (CydiaSecure)
4878
4879 - (bool) isCydiaSecure {
4880     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4881         return true;
4882
4883     @synchronized (HostConfig_) {
4884         if ([InsecureHosts_ containsObject:[self host]])
4885             return true;
4886     }
4887
4888     return false;
4889 }
4890
4891 @end
4892
4893 /* Cydia Browser Controller {{{ */
4894 @implementation CydiaWebViewController
4895
4896 - (NSURL *) navigationURL {
4897     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4898 }
4899
4900 + (void) _initialize {
4901     [super _initialize];
4902
4903     Diversions_ = [NSMutableSet setWithCapacity:0];
4904 }
4905
4906 + (void) addDiversion:(Diversion *)diversion {
4907     [Diversions_ addObject:diversion];
4908 }
4909
4910 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4911     [super webView:view didClearWindowObject:window forFrame:frame];
4912     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4913 }
4914
4915 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4916     WebDataSource *source([frame dataSource]);
4917     NSURLResponse *response([source response]);
4918     NSURL *url([response URL]);
4919     NSString *scheme([[url scheme] lowercaseString]);
4920
4921     bool bridged(false);
4922
4923     @synchronized (HostConfig_) {
4924         if ([scheme isEqualToString:@"file"])
4925             bridged = true;
4926         else if ([scheme isEqualToString:@"https"])
4927             if ([BridgedHosts_ containsObject:[url host]])
4928                 bridged = true;
4929     }
4930
4931     if (bridged)
4932         [window setValue:cydia forKey:@"cydia"];
4933 }
4934
4935 - (void) _setupMail:(MFMailComposeViewController *)controller {
4936     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4937
4938     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4939     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4940 }
4941
4942 - (NSURL *) URLWithURL:(NSURL *)url {
4943     return [Diversion divertURL:url];
4944 }
4945
4946 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4947     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4948 }
4949
4950 - (NSURLRequest *) webThreadWebView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4951     return [CydiaWebViewController requestWithHeaders:[super webThreadWebView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4952 }
4953
4954 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4955     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
4956
4957     NSURL *url([copy URL]);
4958     NSString *href([url absoluteString]);
4959     NSString *host([url host]);
4960
4961     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
4962         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
4963             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
4964             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
4965         }
4966
4967         [copy setValue:nil forHTTPHeaderField:@"Referer"];
4968         [copy setValue:nil forHTTPHeaderField:@"Origin"];
4969
4970         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
4971         return copy;
4972     }
4973
4974     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
4975         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
4976     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4977         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4978
4979     bool bridged; @synchronized (HostConfig_) {
4980         bridged = [BridgedHosts_ containsObject:host];
4981     }
4982
4983     if ([url isCydiaSecure] && bridged && UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4984         [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4985
4986     return copy;
4987 }
4988
4989 - (void) setDelegate:(id)delegate {
4990     [super setDelegate:delegate];
4991     [cydia_ setDelegate:delegate];
4992 }
4993
4994 - (NSString *) applicationNameForUserAgent {
4995     return UserAgent_;
4996 }
4997
4998 - (id) init {
4999     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
5000         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
5001     } return self;
5002 }
5003
5004 @end
5005
5006 @interface AppCacheController : CydiaWebViewController {
5007 }
5008
5009 @end
5010
5011 @implementation AppCacheController
5012
5013 - (void) didReceiveMemoryWarning {
5014     // XXX: this doesn't work
5015 }
5016
5017 - (bool) retainsNetworkActivityIndicator {
5018     return false;
5019 }
5020
5021 @end
5022 /* }}} */
5023
5024 // CydiaScript {{{
5025 @interface NSObject (CydiaScript)
5026 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
5027 @end
5028
5029 @implementation NSObject (CydiaScript)
5030
5031 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5032     return self;
5033 }
5034
5035 @end
5036
5037 @implementation NSArray (CydiaScript)
5038
5039 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5040     WebScriptObject *object([context evaluateWebScript:@"[]"]);
5041     for (size_t i(0), e([self count]); i != e; ++i)
5042         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
5043     return object;
5044 }
5045
5046 @end
5047
5048 @implementation NSDictionary (CydiaScript)
5049
5050 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5051     WebScriptObject *object([context evaluateWebScript:@"({})"]);
5052     for (id i in self)
5053         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
5054     return object;
5055 }
5056
5057 @end
5058 // }}}
5059
5060 /* Confirmation Controller {{{ */
5061 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
5062     if (!iterator.end())
5063         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
5064             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
5065                 continue;
5066             pkgCache::PkgIterator package(dep.TargetPkg());
5067             if (package.end())
5068                 continue;
5069             if (strcmp(package.Name(), "mobilesubstrate") == 0)
5070                 return true;
5071         }
5072
5073     return false;
5074 }
5075
5076 @protocol ConfirmationControllerDelegate
5077 - (void) cancelAndClear:(bool)clear;
5078 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
5079 - (void) queue;
5080 @end
5081
5082 @interface ConfirmationController : CydiaWebViewController {
5083     _transient Database *database_;
5084
5085     _H<UIAlertView> essential_;
5086
5087     _H<NSDictionary> changes_;
5088     _H<NSMutableArray> issues_;
5089     _H<NSDictionary> sizes_;
5090
5091     BOOL substrate_;
5092 }
5093
5094 - (id) initWithDatabase:(Database *)database;
5095
5096 @end
5097
5098 @implementation ConfirmationController
5099
5100 - (void) complete {
5101     if (substrate_)
5102         RestartSubstrate_ = true;
5103     [delegate_ confirmWithNavigationController:[self navigationController]];
5104 }
5105
5106 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
5107     NSString *context([alert context]);
5108
5109     if ([context isEqualToString:@"remove"]) {
5110         if (button == [alert cancelButtonIndex])
5111             [self _doContinue];
5112         else if (button == [alert firstOtherButtonIndex]) {
5113             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
5114         }
5115
5116         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5117     } else if ([context isEqualToString:@"unable"]) {
5118         [self dismissModalViewControllerAnimated:YES];
5119         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5120     } else {
5121         [super alertView:alert clickedButtonAtIndex:button];
5122     }
5123 }
5124
5125 - (void) _doContinue {
5126     [delegate_ cancelAndClear:NO];
5127     [self dismissModalViewControllerAnimated:YES];
5128 }
5129
5130 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
5131     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
5132     return nil;
5133 }
5134
5135 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5136     [super webView:view didClearWindowObject:window forFrame:frame];
5137
5138     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
5139         (id) changes_, @"changes",
5140         (id) issues_, @"issues",
5141         (id) sizes_, @"sizes",
5142         self, @"queue",
5143     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
5144 }
5145
5146 - (id) initWithDatabase:(Database *)database {
5147     if ((self = [super init]) != nil) {
5148         database_ = database;
5149
5150         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
5151         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
5152         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
5153         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
5154         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
5155
5156         bool remove(false);
5157
5158         pkgCacheFile &cache([database_ cache]);
5159         NSArray *packages([database_ packages]);
5160         pkgDepCache::Policy *policy([database_ policy]);
5161
5162         issues_ = [NSMutableArray arrayWithCapacity:4];
5163
5164         for (Package *package in packages) {
5165             pkgCache::PkgIterator iterator([package iterator]);
5166             NSString *name([package id]);
5167
5168             if ([package broken]) {
5169                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
5170
5171                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5172                     name, @"package",
5173                     reasons, @"reasons",
5174                 nil]];
5175
5176                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
5177                 if (ver.end())
5178                     continue;
5179
5180                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
5181                     pkgCache::DepIterator start;
5182                     pkgCache::DepIterator end;
5183                     dep.GlobOr(start, end); // ++dep
5184
5185                     if (!cache->IsImportantDep(end))
5186                         continue;
5187                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
5188                         continue;
5189
5190                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
5191
5192                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5193                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
5194                         clauses, @"clauses",
5195                     nil]];
5196
5197                     _forever {
5198                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
5199
5200                         pkgCache::PkgIterator target(start.TargetPkg());
5201                         if (target->ProvidesList != 0)
5202                             reason = @"missing";
5203                         else {
5204                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
5205                             if (!ver.end()) {
5206                                 reason = @"installed";
5207                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
5208                             } else if (!cache[target].CandidateVerIter(cache).end())
5209                                 reason = @"uninstalled";
5210                             else if (target->ProvidesList == 0)
5211                                 reason = @"uninstallable";
5212                             else
5213                                 reason = @"virtual";
5214                         }
5215
5216                         NSDictionary *version(start.TargetVer() == 0 ? (NSDictionary *) [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
5217                             [NSString stringWithUTF8String:start.CompType()], @"operator",
5218                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
5219                         nil]);
5220
5221                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5222                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
5223                             version, @"version",
5224                             reason, @"reason",
5225                             installed, @"installed",
5226                         nil]];
5227
5228                         // yes, seriously. (wtf?)
5229                         if (start == end)
5230                             break;
5231                         ++start;
5232                     }
5233                 }
5234             }
5235
5236             pkgDepCache::StateCache &state(cache[iterator]);
5237
5238             static RegEx special_r("(firmware|gsc\\..*|cy\\+.*)");
5239
5240             if (state.NewInstall())
5241                 [installs addObject:name];
5242             // XXX: else if (state.Install())
5243             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
5244                 [reinstalls addObject:name];
5245             // XXX: move before previous if
5246             else if (state.Upgrade())
5247                 [upgrades addObject:name];
5248             else if (state.Downgrade())
5249                 [downgrades addObject:name];
5250             else if (!state.Delete())
5251                 // XXX: _assert(state.Keep());
5252                 continue;
5253             else if (special_r(name))
5254                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5255                     [NSNull null], @"package",
5256                     [NSArray arrayWithObjects:
5257                         [NSDictionary dictionaryWithObjectsAndKeys:
5258                             @"Conflicts", @"relationship",
5259                             [NSArray arrayWithObjects:
5260                                 [NSDictionary dictionaryWithObjectsAndKeys:
5261                                     name, @"package",
5262                                     [NSNull null], @"version",
5263                                     @"installed", @"reason",
5264                                 nil],
5265                             nil], @"clauses",
5266                         nil],
5267                     nil], @"reasons",
5268                 nil]];
5269             else {
5270                 if ([package essential])
5271                     remove = true;
5272                 [removes addObject:name];
5273             }
5274
5275             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
5276             substrate_ |= DepSubstrate(iterator.CurrentVer());
5277         }
5278
5279         if (!remove)
5280             essential_ = nil;
5281         else if (Advanced_) {
5282             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
5283
5284             essential_ = [[[UIAlertView alloc]
5285                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
5286                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
5287                 delegate:self
5288                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
5289                 otherButtonTitles:
5290                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
5291                 nil
5292             ] autorelease];
5293
5294             [essential_ setContext:@"remove"];
5295             [essential_ setNumberOfRows:2];
5296         } else {
5297             essential_ = [[[UIAlertView alloc]
5298                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5299                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5300                 delegate:self
5301                 cancelButtonTitle:UCLocalize("OKAY")
5302                 otherButtonTitles:nil
5303             ] autorelease];
5304
5305             [essential_ setContext:@"unable"];
5306         }
5307
5308         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5309             installs, @"installs",
5310             reinstalls, @"reinstalls",
5311             upgrades, @"upgrades",
5312             downgrades, @"downgrades",
5313             removes, @"removes",
5314         nil];
5315
5316         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5317             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5318             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5319         nil];
5320
5321         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5322     } return self;
5323 }
5324
5325 - (UIBarButtonItem *) leftButton {
5326     return [[[UIBarButtonItem alloc]
5327         initWithTitle:UCLocalize("CANCEL")
5328         style:UIBarButtonItemStylePlain
5329         target:self
5330         action:@selector(cancelButtonClicked)
5331     ] autorelease];
5332 }
5333
5334 #if !AlwaysReload
5335 - (void) applyRightButton {
5336     if ([issues_ count] == 0 && ![self isLoading])
5337         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5338             initWithTitle:UCLocalize("CONFIRM")
5339             style:UIBarButtonItemStyleDone
5340             target:self
5341             action:@selector(confirmButtonClicked)
5342         ] autorelease]];
5343     else
5344         [[self navigationItem] setRightBarButtonItem:nil];
5345 }
5346 #endif
5347
5348 - (void) cancelButtonClicked {
5349     [delegate_ cancelAndClear:YES];
5350     [self dismissModalViewControllerAnimated:YES];
5351 }
5352
5353 #if !AlwaysReload
5354 - (void) confirmButtonClicked {
5355     if (essential_ != nil)
5356         [essential_ show];
5357     else
5358         [self complete];
5359 }
5360 #endif
5361
5362 @end
5363 /* }}} */
5364
5365 /* Progress Data {{{ */
5366 @interface CydiaProgressData : NSObject {
5367     _transient id delegate_;
5368
5369     bool running_;
5370     float percent_;
5371
5372     float current_;
5373     float total_;
5374     float speed_;
5375
5376     _H<NSMutableArray> events_;
5377     _H<NSString> title_;
5378
5379     _H<NSString> status_;
5380     _H<NSString> finish_;
5381 }
5382
5383 @end
5384
5385 @implementation CydiaProgressData
5386
5387 + (NSArray *) _attributeKeys {
5388     return [NSArray arrayWithObjects:
5389         @"current",
5390         @"events",
5391         @"finish",
5392         @"percent",
5393         @"running",
5394         @"speed",
5395         @"title",
5396         @"total",
5397     nil];
5398 }
5399
5400 - (NSArray *) attributeKeys {
5401     return [[self class] _attributeKeys];
5402 }
5403
5404 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5405     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5406 }
5407
5408 - (id) init {
5409     if ((self = [super init]) != nil) {
5410         events_ = [NSMutableArray arrayWithCapacity:32];
5411     } return self;
5412 }
5413
5414 - (id) delegate {
5415     return delegate_;
5416 }
5417
5418 - (void) setDelegate:(id)delegate {
5419     delegate_ = delegate;
5420 }
5421
5422 - (void) setPercent:(float)value {
5423     percent_ = value;
5424 }
5425
5426 - (NSNumber *) percent {
5427     return [NSNumber numberWithFloat:percent_];
5428 }
5429
5430 - (void) setCurrent:(float)value {
5431     current_ = value;
5432 }
5433
5434 - (NSNumber *) current {
5435     return [NSNumber numberWithFloat:current_];
5436 }
5437
5438 - (void) setTotal:(float)value {
5439     total_ = value;
5440 }
5441
5442 - (NSNumber *) total {
5443     return [NSNumber numberWithFloat:total_];
5444 }
5445
5446 - (void) setSpeed:(float)value {
5447     speed_ = value;
5448 }
5449
5450 - (NSNumber *) speed {
5451     return [NSNumber numberWithFloat:speed_];
5452 }
5453
5454 - (NSArray *) events {
5455     return events_;
5456 }
5457
5458 - (void) removeAllEvents {
5459     [events_ removeAllObjects];
5460 }
5461
5462 - (void) addEvent:(CydiaProgressEvent *)event {
5463     [events_ addObject:event];
5464 }
5465
5466 - (void) setTitle:(NSString *)text {
5467     title_ = text;
5468 }
5469
5470 - (NSString *) title {
5471     return title_;
5472 }
5473
5474 - (void) setFinish:(NSString *)text {
5475     finish_ = text;
5476 }
5477
5478 - (NSString *) finish {
5479     return (id) finish_ ?: [NSNull null];
5480 }
5481
5482 - (void) setRunning:(bool)running {
5483     running_ = running;
5484 }
5485
5486 - (NSNumber *) running {
5487     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5488 }
5489
5490 @end
5491 /* }}} */
5492 /* Progress Controller {{{ */
5493 @interface ProgressController : CydiaWebViewController <
5494     ProgressDelegate
5495 > {
5496     _transient Database *database_;
5497     _H<CydiaProgressData, 1> progress_;
5498     unsigned cancel_;
5499 }
5500
5501 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5502
5503 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5504
5505 - (void) setTitle:(NSString *)title;
5506 - (void) setCancellable:(bool)cancellable;
5507
5508 @end
5509
5510 @implementation ProgressController
5511
5512 - (void) dealloc {
5513     [database_ setProgressDelegate:nil];
5514     [super dealloc];
5515 }
5516
5517 - (UIBarButtonItem *) leftButton {
5518     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5519         initWithTitle:UCLocalize("CANCEL")
5520         style:UIBarButtonItemStylePlain
5521         target:self
5522         action:@selector(cancel)
5523     ] autorelease] : nil;
5524 }
5525
5526 - (void) updateCancel {
5527     [super applyLeftButton];
5528 }
5529
5530 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5531     if ((self = [super init]) != nil) {
5532         database_ = database;
5533         delegate_ = delegate;
5534
5535         [database_ setProgressDelegate:self];
5536
5537         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5538         [progress_ setDelegate:self];
5539
5540         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5541
5542         [scroller_ setBackgroundColor:[UIColor blackColor]];
5543
5544         [[self navigationItem] setHidesBackButton:YES];
5545
5546         [self updateCancel];
5547     } return self;
5548 }
5549
5550 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5551     [super webView:view didClearWindowObject:window forFrame:frame];
5552     [window setValue:progress_ forKey:@"cydiaProgress"];
5553 }
5554
5555 - (void) updateProgress {
5556     [self dispatchEvent:@"CydiaProgressUpdate"];
5557 }
5558
5559 - (void) viewWillAppear:(BOOL)animated {
5560     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5561     [super viewWillAppear:animated];
5562 }
5563
5564 - (void) close {
5565     UpdateExternalStatus(0);
5566
5567     if (Finish_ > 1)
5568         [delegate_ saveState];
5569
5570     switch (Finish_) {
5571         case 0:
5572             [delegate_ returnToCydia];
5573         break;
5574
5575         case 1:
5576             [delegate_ terminateWithSuccess];
5577             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5578                 [delegate_ suspendWithAnimation:YES];
5579             else
5580                 [delegate_ suspend];*/
5581         break;
5582
5583         case 2:
5584             _trace();
5585             goto reload;
5586
5587         case 3:
5588             _trace();
5589             goto reload;
5590
5591         reload: {
5592             UIProgressHUD *hud([delegate_ addProgressHUD]);
5593             [hud setText:UCLocalize("LOADING")];
5594             [delegate_ performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5595             return;
5596         }
5597
5598         case 4:
5599             _trace();
5600             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5601                 SBReboot(SBSSpringBoardServerPort());
5602             else
5603                 reboot2(RB_AUTOBOOT);
5604         break;
5605     }
5606
5607     [super close];
5608 }
5609
5610 - (void) setTitle:(NSString *)title {
5611     [progress_ setTitle:title];
5612     [self updateProgress];
5613 }
5614
5615 - (UIBarButtonItem *) rightButton {
5616     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5617         initWithTitle:UCLocalize("CLOSE")
5618         style:UIBarButtonItemStylePlain
5619         target:self
5620         action:@selector(close)
5621     ] autorelease];
5622 }
5623
5624 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5625     UpdateExternalStatus(1);
5626
5627     [progress_ setRunning:true];
5628     [self setTitle:title];
5629     // implicit updateProgress
5630
5631     SHA1SumValue notifyconf; {
5632         FileFd file;
5633         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5634             _error->Discard();
5635         else {
5636             MMap mmap(file, MMap::ReadOnly);
5637             SHA1Summation sha1;
5638             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5639             notifyconf = sha1.Result();
5640         }
5641     }
5642
5643     SHA1SumValue springlist; {
5644         FileFd file;
5645         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5646             _error->Discard();
5647         else {
5648             MMap mmap(file, MMap::ReadOnly);
5649             SHA1Summation sha1;
5650             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5651             springlist = sha1.Result();
5652         }
5653     }
5654
5655     if (invocation != nil) {
5656         [invocation yieldToSelector:@selector(invoke)];
5657         [self setTitle:@"COMPLETE"];
5658     }
5659
5660     if (Finish_ < 4) {
5661         FileFd file;
5662         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5663             _error->Discard();
5664         else {
5665             MMap mmap(file, MMap::ReadOnly);
5666             SHA1Summation sha1;
5667             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5668             if (!(notifyconf == sha1.Result()))
5669                 Finish_ = 4;
5670         }
5671     }
5672
5673     if (Finish_ < 3) {
5674         FileFd file;
5675         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5676             _error->Discard();
5677         else {
5678             MMap mmap(file, MMap::ReadOnly);
5679             SHA1Summation sha1;
5680             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5681             if (!(springlist == sha1.Result()))
5682                 Finish_ = 3;
5683         }
5684     }
5685
5686     if (Finish_ < 2) {
5687         if (RestartSubstrate_)
5688             Finish_ = 2;
5689     }
5690
5691     RestartSubstrate_ = false;
5692
5693     switch (Finish_) {
5694         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5695         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5696         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5697         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5698         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5699     }
5700
5701     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5702
5703     [progress_ setRunning:false];
5704     [self updateProgress];
5705
5706     [self applyRightButton];
5707 }
5708
5709 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5710     [progress_ addEvent:event];
5711     [self updateProgress];
5712 }
5713
5714 - (bool) isProgressCancelled {
5715     return cancel_ == 2;
5716 }
5717
5718 - (void) cancel {
5719     cancel_ = 2;
5720     [self updateCancel];
5721 }
5722
5723 - (void) setCancellable:(bool)cancellable {
5724     unsigned cancel(cancel_);
5725
5726     if (!cancellable)
5727         cancel_ = 0;
5728     else if (cancel_ == 0)
5729         cancel_ = 1;
5730
5731     if (cancel != cancel_)
5732         [self updateCancel];
5733 }
5734
5735 - (void) setProgressCancellable:(NSNumber *)cancellable {
5736     [self setCancellable:[cancellable boolValue]];
5737 }
5738
5739 - (void) setProgressPercent:(NSNumber *)percent {
5740     [progress_ setPercent:[percent floatValue]];
5741     [self updateProgress];
5742 }
5743
5744 - (void) setProgressStatus:(NSDictionary *)status {
5745     if (status == nil) {
5746         [progress_ setCurrent:0];
5747         [progress_ setTotal:0];
5748         [progress_ setSpeed:0];
5749     } else {
5750         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5751
5752         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5753         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5754         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5755     }
5756
5757     [self updateProgress];
5758 }
5759
5760 @end
5761 /* }}} */
5762
5763 /* Package Cell {{{ */
5764 @interface PackageCell : CyteTableViewCell <
5765     CyteTableViewCellDelegate
5766 > {
5767     _H<UIImage> icon_;
5768     _H<NSString> name_;
5769     _H<NSString> description_;
5770     bool commercial_;
5771     _H<NSString> source_;
5772     _H<UIImage> badge_;
5773     _H<UIImage> placard_;
5774     bool summarized_;
5775 }
5776
5777 - (PackageCell *) init;
5778 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5779
5780 - (void) drawContentRect:(CGRect)rect;
5781
5782 @end
5783
5784 @implementation PackageCell
5785
5786 - (PackageCell *) init {
5787     CGRect frame(CGRectMake(0, 0, 320, 74));
5788     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5789         UIView *content([self contentView]);
5790         CGRect bounds([content bounds]);
5791
5792         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5793         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5794         [content addSubview:content_];
5795
5796         [content_ setDelegate:self];
5797         [content_ setOpaque:YES];
5798     } return self;
5799 }
5800
5801 - (NSString *) accessibilityLabel {
5802     return name_;
5803 }
5804
5805 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5806     summarized_ = summary;
5807
5808     icon_ = nil;
5809     name_ = nil;
5810     description_ = nil;
5811     source_ = nil;
5812     badge_ = nil;
5813     placard_ = nil;
5814
5815     if (package == nil)
5816         [content_ setBackgroundColor:[UIColor whiteColor]];
5817     else {
5818         [package parse];
5819
5820         Source *source = [package source];
5821
5822         icon_ = [package icon];
5823
5824         if (NSString *name = [package name])
5825             name_ = [NSString stringWithString:name];
5826
5827         if (NSString *description = [package shortDescription])
5828             description_ = [NSString stringWithString:description];
5829
5830         commercial_ = [package isCommercial];
5831
5832         NSString *label = nil;
5833         bool trusted = false;
5834
5835         if (source != nil) {
5836             label = [source label];
5837             trusted = [source trusted];
5838         } else if ([[package id] isEqualToString:@"firmware"])
5839             label = UCLocalize("APPLE");
5840         else
5841             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5842
5843         NSString *from(label);
5844
5845         NSString *section = [package simpleSection];
5846         if (section != nil && ![section isEqualToString:label]) {
5847             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5848             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5849         }
5850
5851         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5852
5853         if (NSString *purpose = [package primaryPurpose])
5854             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5855
5856         UIColor *color;
5857         NSString *placard;
5858
5859         if (NSString *mode = [package mode]) {
5860             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5861                 color = RemovingColor_;
5862                 placard = @"removing";
5863             } else {
5864                 color = InstallingColor_;
5865                 placard = @"installing";
5866             }
5867         } else {
5868             color = [UIColor whiteColor];
5869
5870             if ([package installed] != nil)
5871                 placard = @"installed";
5872             else
5873                 placard = nil;
5874         }
5875
5876         [content_ setBackgroundColor:color];
5877
5878         if (placard != nil)
5879             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5880     }
5881
5882     [self setNeedsDisplay];
5883     [content_ setNeedsDisplay];
5884 }
5885
5886 - (void) drawSummaryContentRect:(CGRect)rect {
5887     bool highlighted(highlighted_);
5888     float width([self bounds].size.width);
5889
5890     if (icon_ != nil) {
5891         CGRect rect;
5892         rect.size = [(UIImage *) icon_ size];
5893
5894         while (rect.size.width > 16 || rect.size.height > 16) {
5895             rect.size.width /= 2;
5896             rect.size.height /= 2;
5897         }
5898
5899         rect.origin.x = 19 - rect.size.width / 2;
5900         rect.origin.y = 19 - rect.size.height / 2;
5901
5902         [icon_ drawInRect:Retina(rect)];
5903     }
5904
5905     if (badge_ != nil) {
5906         CGRect rect;
5907         rect.size = [(UIImage *) badge_ size];
5908
5909         rect.size.width /= 4;
5910         rect.size.height /= 4;
5911
5912         rect.origin.x = 25 - rect.size.width / 2;
5913         rect.origin.y = 25 - rect.size.height / 2;
5914
5915         [badge_ drawInRect:Retina(rect)];
5916     }
5917
5918     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5919         UISetColor(White_);
5920
5921     if (!highlighted)
5922         UISetColor(commercial_ ? Purple_ : Black_);
5923     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
5924
5925     if (placard_ != nil)
5926         [placard_ drawAtPoint:CGPointMake(width - 52, 11)];
5927 }
5928
5929 - (void) drawNormalContentRect:(CGRect)rect {
5930     bool highlighted(highlighted_);
5931     float width([self bounds].size.width);
5932
5933     if (icon_ != nil) {
5934         CGRect rect;
5935         rect.size = [(UIImage *) icon_ size];
5936
5937         while (rect.size.width > 32 || rect.size.height > 32) {
5938             rect.size.width /= 2;
5939             rect.size.height /= 2;
5940         }
5941
5942         rect.origin.x = 25 - rect.size.width / 2;
5943         rect.origin.y = 25 - rect.size.height / 2;
5944
5945         [icon_ drawInRect:Retina(rect)];
5946     }
5947
5948     if (badge_ != nil) {
5949         CGRect rect;
5950         rect.size = [(UIImage *) badge_ size];
5951
5952         rect.size.width /= 2;
5953         rect.size.height /= 2;
5954
5955         rect.origin.x = 36 - rect.size.width / 2;
5956         rect.origin.y = 36 - rect.size.height / 2;
5957
5958         [badge_ drawInRect:Retina(rect)];
5959     }
5960
5961     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5962         UISetColor(White_);
5963
5964     if (!highlighted)
5965         UISetColor(commercial_ ? Purple_ : Black_);
5966     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
5967     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
5968
5969     if (!highlighted)
5970         UISetColor(commercial_ ? Purplish_ : Gray_);
5971     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:NSLineBreakByTruncatingTail];
5972
5973     if (placard_ != nil)
5974         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5975 }
5976
5977 - (void) drawContentRect:(CGRect)rect {
5978     if (summarized_)
5979         [self drawSummaryContentRect:rect];
5980     else
5981         [self drawNormalContentRect:rect];
5982 }
5983
5984 @end
5985 /* }}} */
5986 /* Section Cell {{{ */
5987 @interface SectionCell : CyteTableViewCell <
5988     CyteTableViewCellDelegate
5989 > {
5990     _H<NSString> basic_;
5991     _H<NSString> section_;
5992     _H<NSString> name_;
5993     _H<NSString> count_;
5994     _H<UIImage> icon_;
5995     _H<UISwitch> switch_;
5996     BOOL editing_;
5997 }
5998
5999 - (void) setSection:(Section *)section editing:(BOOL)editing;
6000
6001 @end
6002
6003 @implementation SectionCell
6004
6005 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
6006     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
6007         icon_ = [UIImage imageNamed:@"folder.png"];
6008         // XXX: this initial frame is wrong, but is fixed later
6009         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
6010         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
6011
6012         UIView *content([self contentView]);
6013         CGRect bounds([content bounds]);
6014
6015         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
6016         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6017         [content addSubview:content_];
6018         [content_ setBackgroundColor:[UIColor whiteColor]];
6019
6020         [content_ setDelegate:self];
6021     } return self;
6022 }
6023
6024 - (void) onSwitch:(id)sender {
6025     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
6026     if (metadata == nil) {
6027         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
6028         [Sections_ setObject:metadata forKey:basic_];
6029     }
6030
6031     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
6032 }
6033
6034 - (void) setSection:(Section *)section editing:(BOOL)editing {
6035     if (editing != editing_) {
6036         if (editing_)
6037             [switch_ removeFromSuperview];
6038         else
6039             [self addSubview:switch_];
6040         editing_ = editing;
6041     }
6042
6043     basic_ = nil;
6044     section_ = nil;
6045     name_ = nil;
6046     count_ = nil;
6047
6048     if (section == nil) {
6049         name_ = UCLocalize("ALL_PACKAGES");
6050         count_ = nil;
6051     } else {
6052         basic_ = [section name];
6053         section_ = [section localized];
6054
6055         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
6056         count_ = [NSString stringWithFormat:@"%zd", [section count]];
6057
6058         if (editing_)
6059             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
6060     }
6061
6062     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
6063     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
6064
6065     [content_ setNeedsDisplay];
6066 }
6067
6068 - (void) setFrame:(CGRect)frame {
6069     [super setFrame:frame];
6070
6071     CGRect rect([switch_ frame]);
6072     [switch_ setFrame:CGRectMake(frame.size.width - rect.size.width - 9, 9, rect.size.width, rect.size.height)];
6073 }
6074
6075 - (NSString *) accessibilityLabel {
6076     return name_;
6077 }
6078
6079 - (void) drawContentRect:(CGRect)rect {
6080     bool highlighted(highlighted_ && !editing_);
6081
6082     [icon_ drawInRect:CGRectMake(7, 7, 32, 32)];
6083
6084     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6085         UISetColor(White_);
6086
6087     float width(rect.size.width);
6088     if (editing_)
6089         width -= 9 + [switch_ frame].size.width;
6090
6091     if (!highlighted)
6092         UISetColor(Black_);
6093     [name_ drawAtPoint:CGPointMake(48, 12) forWidth:(width - 58) withFont:Font18_ lineBreakMode:NSLineBreakByTruncatingTail];
6094
6095     CGSize size = [count_ sizeWithFont:Font14_];
6096
6097     UISetColor(Folder_);
6098     if (count_ != nil)
6099         [count_ drawAtPoint:CGPointMake(Retina(10 + (30 - size.width) / 2), 18) withFont:Font12Bold_];
6100 }
6101
6102 @end
6103 /* }}} */
6104
6105 /* File Table {{{ */
6106 @interface FileTable : CyteViewController <
6107     UITableViewDataSource,
6108     UITableViewDelegate
6109 > {
6110     _transient Database *database_;
6111     _H<Package> package_;
6112     _H<NSString> name_;
6113     _H<NSMutableArray> files_;
6114     _H<UITableView, 2> list_;
6115 }
6116
6117 - (id) initWithDatabase:(Database *)database;
6118 - (void) setPackage:(Package *)package;
6119
6120 @end
6121
6122 @implementation FileTable
6123
6124 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
6125     return files_ == nil ? 0 : [files_ count];
6126 }
6127
6128 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
6129     return 24.0f;
6130 }*/
6131
6132 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
6133     static NSString *reuseIdentifier = @"Cell";
6134
6135     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
6136     if (cell == nil) {
6137         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
6138         [cell setFont:[UIFont systemFontOfSize:16]];
6139     }
6140     [cell setText:[files_ objectAtIndex:indexPath.row]];
6141     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
6142
6143     return cell;
6144 }
6145
6146 - (NSURL *) navigationURL {
6147     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
6148 }
6149
6150 - (void) loadView {
6151     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
6152     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6153     [list_ setRowHeight:24.0f];
6154     [(UITableView *) list_ setDataSource:self];
6155     [list_ setDelegate:self];
6156     [self setView:list_];
6157 }
6158
6159 - (void) viewDidLoad {
6160     [super viewDidLoad];
6161
6162     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
6163 }
6164
6165 - (void) releaseSubviews {
6166     list_ = nil;
6167
6168     package_ = nil;
6169     files_ = nil;
6170
6171     [super releaseSubviews];
6172 }
6173
6174 - (id) initWithDatabase:(Database *)database {
6175     if ((self = [super init]) != nil) {
6176         database_ = database;
6177     } return self;
6178 }
6179
6180 - (void) setPackage:(Package *)package {
6181     package_ = nil;
6182     name_ = nil;
6183
6184     files_ = [NSMutableArray arrayWithCapacity:32];
6185
6186     if (package != nil) {
6187         package_ = package;
6188         name_ = [package id];
6189
6190         if (NSArray *files = [package files])
6191             [files_ addObjectsFromArray:files];
6192
6193         if ([files_ count] != 0) {
6194             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
6195                 [files_ removeObjectAtIndex:0];
6196             [files_ sortUsingSelector:@selector(compareByPath:)];
6197
6198             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
6199             [stack addObject:@"/"];
6200
6201             for (int i(0), e([files_ count]); i != e; ++i) {
6202                 NSString *file = [files_ objectAtIndex:i];
6203                 while (![file hasPrefix:[stack lastObject]])
6204                     [stack removeLastObject];
6205                 NSString *directory = [stack lastObject];
6206                 [stack addObject:[file stringByAppendingString:@"/"]];
6207                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
6208                     ([stack count] - 2) * 3, "",
6209                     [file substringFromIndex:[directory length]]
6210                 ]];
6211             }
6212         }
6213     }
6214
6215     [list_ reloadData];
6216 }
6217
6218 - (void) reloadData {
6219     [super reloadData];
6220
6221     [self setPackage:[database_ packageWithName:name_]];
6222 }
6223
6224 @end
6225 /* }}} */
6226 /* Package Controller {{{ */
6227 @interface CYPackageController : CydiaWebViewController <
6228     UIActionSheetDelegate
6229 > {
6230     _transient Database *database_;
6231     _H<Package> package_;
6232     _H<NSString> name_;
6233     bool commercial_;
6234     std::vector<std::pair<_H<NSString>, _H<NSString>>> buttons_;
6235     _H<UIBarButtonItem> button_;
6236 }
6237
6238 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
6239
6240 @end
6241
6242 @implementation CYPackageController
6243
6244 - (NSURL *) navigationURL {
6245     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6246 }
6247
6248 - (void) _clickButtonWithName:(NSString *)name {
6249     if ([name isEqualToString:@"CLEAR"])
6250         [delegate_ clearPackage:package_];
6251     else if ([name isEqualToString:@"INSTALL"])
6252         [delegate_ installPackage:package_];
6253     else if ([name isEqualToString:@"REINSTALL"])
6254         [delegate_ installPackage:package_];
6255     else if ([name isEqualToString:@"REMOVE"])
6256         [delegate_ removePackage:package_];
6257     else if ([name isEqualToString:@"UPGRADE"])
6258         [delegate_ installPackage:package_];
6259     else _assert(false);
6260 }
6261
6262 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6263     NSString *context([sheet context]);
6264
6265     if ([context isEqualToString:@"modify"]) {
6266         if (button != [sheet cancelButtonIndex]) {
6267             if (IsWildcat_)
6268                 [self performSelector:@selector(_clickButtonWithName:) withObject:buttons_[button].first afterDelay:0];
6269             else
6270                 [self _clickButtonWithName:buttons_[button].first];
6271         }
6272
6273         [sheet dismissWithClickedButtonIndex:button animated:YES];
6274     }
6275 }
6276
6277 - (bool) _allowJavaScriptPanel {
6278     return commercial_;
6279 }
6280
6281 #if !AlwaysReload
6282 - (void) _customButtonClicked {
6283     size_t count(buttons_.size());
6284     if (count == 0)
6285         return;
6286
6287     if (count == 1)
6288         [self _clickButtonWithName:buttons_[0].first];
6289     else {
6290         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6291         for (const auto &button : buttons_)
6292             [buttons addObject:button.second];
6293
6294         UIActionSheet *sheet = [[[UIActionSheet alloc]
6295             initWithTitle:nil
6296             delegate:self
6297             cancelButtonTitle:nil
6298             destructiveButtonTitle:nil
6299             otherButtonTitles:nil
6300         ] autorelease];
6301
6302         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6303         if (!IsWildcat_) {
6304            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6305            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6306         }
6307         [sheet setContext:@"modify"];
6308
6309         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6310     }
6311 }
6312
6313 - (void) reloadButtonClicked {
6314     if (commercial_ && function_ == nil && [package_ uninstalled])
6315         return;
6316     [self customButtonClicked];
6317 }
6318
6319 - (void) applyLoadingTitle {
6320     // Don't show "Loading" as the title. Ever.
6321 }
6322
6323 - (UIBarButtonItem *) rightButton {
6324     return button_;
6325 }
6326 #endif
6327
6328 - (void) setPageColor:(UIColor *)color {
6329     return [super setPageColor:nil];
6330 }
6331
6332 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6333     if ((self = [super init]) != nil) {
6334         database_ = database;
6335         name_ = name == nil ? @"" : [NSString stringWithString:name];
6336         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6337     } return self;
6338 }
6339
6340 - (void) reloadData {
6341     [super reloadData];
6342
6343     package_ = [database_ packageWithName:name_];
6344
6345     buttons_.clear();
6346
6347     if (package_ != nil) {
6348         [(Package *) package_ parse];
6349
6350         commercial_ = [package_ isCommercial];
6351
6352         if ([package_ mode] != nil)
6353             buttons_.push_back(std::make_pair(@"CLEAR", UCLocalize("CLEAR")));
6354         if ([package_ source] == nil);
6355         else if ([package_ upgradableAndEssential:NO])
6356             buttons_.push_back(std::make_pair(@"UPGRADE", UCLocalize("UPGRADE")));
6357         else if ([package_ uninstalled])
6358             buttons_.push_back(std::make_pair(@"INSTALL", UCLocalize("INSTALL")));
6359         else
6360             buttons_.push_back(std::make_pair(@"REINSTALL", UCLocalize("REINSTALL")));
6361         if (![package_ uninstalled])
6362             buttons_.push_back(std::make_pair(@"REMOVE", UCLocalize("REMOVE")));
6363     }
6364
6365     NSString *title;
6366     switch (buttons_.size()) {
6367         case 0: title = nil; break;
6368         case 1: title = buttons_[0].second; break;
6369         default: title = UCLocalize("MODIFY"); break;
6370     }
6371
6372     button_ = [[[UIBarButtonItem alloc]
6373         initWithTitle:title
6374         style:UIBarButtonItemStylePlain
6375         target:self
6376         action:@selector(customButtonClicked)
6377     ] autorelease];
6378 }
6379
6380 - (bool) isLoading {
6381     return commercial_ ? [super isLoading] : false;
6382 }
6383
6384 @end
6385 /* }}} */
6386
6387 /* Package List Controller {{{ */
6388 @interface PackageListController : CyteViewController <
6389     UITableViewDataSource,
6390     UITableViewDelegate
6391 > {
6392     _transient Database *database_;
6393     unsigned era_;
6394     _H<NSArray> packages_;
6395     _H<NSArray> sections_;
6396     _H<UITableView, 2> list_;
6397
6398     _H<NSArray> thumbs_;
6399     std::vector<NSInteger> offset_;
6400
6401     _H<NSString> title_;
6402     unsigned reloading_;
6403 }
6404
6405 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6406 - (void) setDelegate:(id)delegate;
6407 - (void) resetCursor;
6408 - (void) clearData;
6409
6410 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages;
6411
6412 @end
6413
6414 @implementation PackageListController
6415
6416 - (NSURL *) referrerURL {
6417     return [self navigationURL];
6418 }
6419
6420 - (bool) isSummarized {
6421     return false;
6422 }
6423
6424 - (bool) showsSections {
6425     return true;
6426 }
6427
6428 - (void) deselectWithAnimation:(BOOL)animated {
6429     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6430 }
6431
6432 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6433     CGRect base = [[self view] bounds];
6434     base.size.height -= bounds.size.height;
6435     base.origin = [list_ frame].origin;
6436
6437     [UIView beginAnimations:nil context:NULL];
6438     [UIView setAnimationBeginsFromCurrentState:YES];
6439     [UIView setAnimationCurve:curve];
6440     [UIView setAnimationDuration:duration];
6441     [list_ setFrame:base];
6442     [UIView commitAnimations];
6443 }
6444
6445 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6446     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6447 }
6448
6449 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6450     [self resizeForKeyboardBounds:bounds duration:0];
6451 }
6452
6453 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6454     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6455         *curve = UIViewAnimationCurveEaseInOut;
6456     else
6457         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6458
6459     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6460         *duration = 0.3;
6461     else
6462         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6463 }
6464
6465 - (void) keyboardWillShow:(NSNotification *)notification {
6466     CGRect bounds;
6467     CGPoint center;
6468     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6469     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6470
6471     NSTimeInterval duration;
6472     UIViewAnimationCurve curve;
6473     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6474
6475     CGRect kbframe = CGRectMake(Retina(center.x - bounds.size.width / 2), Retina(center.y - bounds.size.height / 2), bounds.size.width, bounds.size.height);
6476     UIViewController *base = self;
6477     while ([base parentOrPresentingViewController] != nil)
6478         base = [base parentOrPresentingViewController];
6479     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6480     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6481
6482     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6483         intersection.size.height += CYStatusBarHeight();
6484
6485     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6486 }
6487
6488 - (void) keyboardWillHide:(NSNotification *)notification {
6489     NSTimeInterval duration;
6490     UIViewAnimationCurve curve;
6491     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6492
6493     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6494 }
6495
6496 - (void) viewWillAppear:(BOOL)animated {
6497     [super viewWillAppear:animated];
6498
6499     [self resizeForKeyboardBounds:CGRectZero];
6500     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6501     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6502 }
6503
6504 - (void) viewWillDisappear:(BOOL)animated {
6505     [super viewWillDisappear:animated];
6506
6507     [self resizeForKeyboardBounds:CGRectZero];
6508     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6509     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6510 }
6511
6512 - (void) viewDidAppear:(BOOL)animated {
6513     [super viewDidAppear:animated];
6514     [self deselectWithAnimation:animated];
6515 }
6516
6517 - (void) didSelectPackage:(Package *)package {
6518     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6519     [view setDelegate:delegate_];
6520     [[self navigationController] pushViewController:view animated:YES];
6521 }
6522
6523 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6524     NSInteger count([sections_ count]);
6525     return count == 0 ? 1 : count;
6526 }
6527
6528 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6529     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6530         return nil;
6531     return [[sections_ objectAtIndex:section] name];
6532 }
6533
6534 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6535     if ([sections_ count] == 0)
6536         return 0;
6537     return [[sections_ objectAtIndex:section] count];
6538 }
6539
6540 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6541 @synchronized (database_) {
6542     if ([database_ era] != era_)
6543         return nil;
6544
6545     Section *section([sections_ objectAtIndex:[path section]]);
6546     NSInteger row([path row]);
6547     Package *package([packages_ objectAtIndex:([section row] + row)]);
6548     return [[package retain] autorelease];
6549 } }
6550
6551 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6552     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6553     if (cell == nil)
6554         cell = [[[PackageCell alloc] init] autorelease];
6555
6556     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6557     [cell setPackage:package asSummary:[self isSummarized]];
6558     return cell;
6559 }
6560
6561 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6562     Package *package([self packageAtIndexPath:path]);
6563     package = [database_ packageWithName:[package id]];
6564     [self didSelectPackage:package];
6565 }
6566
6567 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6568     return thumbs_;
6569 }
6570
6571 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6572     return offset_[index];
6573 }
6574
6575 - (void) updateHeight {
6576     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6577 }
6578
6579 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6580     if ((self = [super init]) != nil) {
6581         database_ = database;
6582         title_ = [title copy];
6583         [[self navigationItem] setTitle:title_];
6584     } return self;
6585 }
6586
6587 - (void) loadView {
6588     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6589     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6590     [self setView:view];
6591
6592     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6593     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6594     [view addSubview:list_];
6595
6596     // XXX: is 20 the most optimal number here?
6597     [list_ setSectionIndexMinimumDisplayRowCount:20];
6598
6599     [(UITableView *) list_ setDataSource:self];
6600     [list_ setDelegate:self];
6601
6602     [self updateHeight];
6603 }
6604
6605 - (void) releaseSubviews {
6606     list_ = nil;
6607
6608     packages_ = nil;
6609     sections_ = nil;
6610
6611     thumbs_ = nil;
6612     offset_.clear();
6613
6614     [super releaseSubviews];
6615 }
6616
6617 - (void) setDelegate:(id)delegate {
6618     delegate_ = delegate;
6619 }
6620
6621 - (bool) shouldYield {
6622     return false;
6623 }
6624
6625 - (bool) shouldBlock {
6626     return false;
6627 }
6628
6629 - (NSMutableArray *) _reloadPackages {
6630 @synchronized (database_) {
6631     era_ = [database_ era];
6632     NSArray *packages([database_ packages]);
6633
6634     return [NSMutableArray arrayWithArray:packages];
6635 } }
6636
6637 - (void) _reloadData {
6638     if (reloading_ != 0) {
6639         reloading_ = 2;
6640         return;
6641     }
6642
6643     NSMutableArray *packages;
6644
6645   reload:
6646     if ([self shouldYield]) {
6647         do {
6648             UIProgressHUD *hud;
6649
6650             if (![self shouldBlock])
6651                 hud = nil;
6652             else {
6653                 hud = [delegate_ addProgressHUD];
6654                 [hud setText:UCLocalize("LOADING")];
6655             }
6656
6657             reloading_ = 1;
6658             packages = [self yieldToSelector:@selector(_reloadPackages)];
6659
6660             if (hud != nil)
6661                 [delegate_ removeProgressHUD:hud];
6662         } while (reloading_ == 2);
6663     } else {
6664         packages = [self _reloadPackages];
6665     }
6666
6667 @synchronized (database_) {
6668     if (era_ != [database_ era])
6669         goto reload;
6670     reloading_ = 0;
6671
6672     thumbs_ = nil;
6673     offset_.clear();
6674
6675     packages_ = packages;
6676
6677     if ([self showsSections])
6678         sections_ = [self sectionsForPackages:packages];
6679     else {
6680         Section *section([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6681         [section setCount:[packages_ count]];
6682         sections_ = [NSArray arrayWithObject:section];
6683     }
6684
6685     [self updateHeight];
6686
6687     _profile(PackageTable$reloadData$List)
6688         [(UITableView *) list_ setDataSource:self];
6689         [list_ reloadData];
6690     _end
6691 }
6692
6693     PrintTimes();
6694 }
6695
6696 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
6697     Section *prefix([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6698     size_t end([packages count]);
6699
6700     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
6701     Section *section(prefix);
6702
6703     thumbs_ = CollationThumbs_;
6704     offset_ = CollationOffset_;
6705
6706     size_t offset(0);
6707     size_t offsets([CollationStarts_ count]);
6708
6709     NSString *start([CollationStarts_ objectAtIndex:offset]);
6710     size_t length([start length]);
6711
6712     for (size_t index(0); index != end; ++index) {
6713         if (start != nil) {
6714             Package *package([packages objectAtIndex:index]);
6715             NSString *name(PackageName(package, @selector(cyname)));
6716
6717             //while ([start compare:name options:NSNumericSearch range:NSMakeRange(0, length) locale:CollationLocale_] != NSOrderedDescending) {
6718             while (StringNameCompare(start, name, length) != kCFCompareGreaterThan) {
6719                 NSString *title([CollationTitles_ objectAtIndex:offset]);
6720                 section = [[[Section alloc] initWithName:title row:index localize:NO] autorelease];
6721                 [sections addObject:section];
6722
6723                 start = ++offset == offsets ? nil : [CollationStarts_ objectAtIndex:offset];
6724                 if (start == nil)
6725                     break;
6726                 length = [start length];
6727             }
6728         }
6729
6730         [section addToCount];
6731     }
6732
6733     for (; offset != offsets; ++offset) {
6734         NSString *title([CollationTitles_ objectAtIndex:offset]);
6735         Section *section([[[Section alloc] initWithName:title row:end localize:NO] autorelease]);
6736         [sections addObject:section];
6737     }
6738
6739     if ([prefix count] != 0) {
6740         Section *suffix([sections lastObject]);
6741         [prefix setName:[suffix name]];
6742         [suffix setName:nil];
6743         [sections insertObject:prefix atIndex:(offsets - 1)];
6744     }
6745
6746     return sections;
6747 }
6748
6749 - (void) reloadData {
6750     [super reloadData];
6751
6752     if ([self shouldYield])
6753         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6754     else
6755         [self _reloadData];
6756 }
6757
6758 - (void) resetCursor {
6759     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6760 }
6761
6762 - (void) clearData {
6763     [self updateHeight];
6764
6765     [list_ setDataSource:nil];
6766     [list_ reloadData];
6767
6768     [self resetCursor];
6769 }
6770
6771 @end
6772 /* }}} */
6773 /* Filtered Package List Controller {{{ */
6774 typedef Function<bool, Package *> PackageFilter;
6775 typedef Function<void, NSMutableArray *> PackageSorter;
6776 @interface FilteredPackageListController : PackageListController {
6777     PackageFilter filter_;
6778     PackageSorter sorter_;
6779 }
6780
6781 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter;
6782
6783 - (void) setFilter:(PackageFilter)filter;
6784 - (void) setSorter:(PackageSorter)sorter;
6785
6786 @end
6787
6788 @implementation FilteredPackageListController
6789
6790 - (void) setFilter:(PackageFilter)filter {
6791 @synchronized (self) {
6792     filter_ = filter;
6793 } }
6794
6795 - (void) setSorter:(PackageSorter)sorter {
6796 @synchronized (self) {
6797     sorter_ = sorter;
6798 } }
6799
6800 - (NSMutableArray *) _reloadPackages {
6801 @synchronized (database_) {
6802     era_ = [database_ era];
6803
6804     NSArray *packages([database_ packages]);
6805     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6806
6807     PackageFilter filter;
6808     PackageSorter sorter;
6809
6810     @synchronized (self) {
6811         filter = filter_;
6812         sorter = sorter_;
6813     }
6814
6815     _profile(PackageTable$reloadData$Filter)
6816         for (Package *package in packages)
6817             if ([package valid] && filter(package))
6818                 [filtered addObject:package];
6819     _end
6820
6821     if (sorter)
6822         sorter(filtered);
6823     return filtered;
6824 } }
6825
6826 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter {
6827     if ((self = [super initWithDatabase:database title:title]) != nil) {
6828         [self setFilter:filter];
6829     } return self;
6830 }
6831
6832 @end
6833 /* }}} */
6834
6835 /* Home Controller {{{ */
6836 @interface HomeController : CydiaWebViewController {
6837     CFRunLoopRef runloop_;
6838     SCNetworkReachabilityRef reachability_;
6839 }
6840
6841 @end
6842
6843 @implementation HomeController
6844
6845 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6846     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6847 }
6848
6849 - (id) init {
6850     if ((self = [super init]) != nil) {
6851         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6852         [self reloadData];
6853
6854         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6855         if (reachability_ != NULL) {
6856             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6857             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6858
6859             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6860             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6861                 runloop_ = runloop;
6862         }
6863     } return self;
6864 }
6865
6866 - (void) dealloc {
6867     if (reachability_ != NULL && runloop_ != NULL)
6868         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6869     [super dealloc];
6870 }
6871
6872 - (NSURL *) navigationURL {
6873     return [NSURL URLWithString:@"cydia://home"];
6874 }
6875
6876 - (void) aboutButtonClicked {
6877     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6878
6879     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6880     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6881     [alert setCancelButtonIndex:0];
6882
6883     [alert setMessage:
6884         @"Copyright \u00a9 2008-2015\n"
6885         "SaurikIT, LLC\n"
6886         "\n"
6887         "Jay Freeman (saurik)\n"
6888         "saurik@saurik.com\n"
6889         "http://www.saurik.com/"
6890     ];
6891
6892     [alert show];
6893 }
6894
6895 - (UIBarButtonItem *) leftButton {
6896     return [[[UIBarButtonItem alloc]
6897         initWithTitle:UCLocalize("ABOUT")
6898         style:UIBarButtonItemStylePlain
6899         target:self
6900         action:@selector(aboutButtonClicked)
6901     ] autorelease];
6902 }
6903
6904 @end
6905 /* }}} */
6906
6907 /* Cydia Navigation Controller Interface {{{ */
6908 @interface UINavigationController (Cydia)
6909
6910 - (NSArray *) navigationURLCollection;
6911 - (void) unloadData;
6912
6913 @end
6914 /* }}} */
6915
6916 /* Cydia Tab Bar Controller {{{ */
6917 @interface CydiaTabBarController : CyteTabBarController <
6918     UITabBarControllerDelegate,
6919     FetchDelegate
6920 > {
6921     _transient Database *database_;
6922
6923     _H<UIActivityIndicatorView> indicator_;
6924
6925     bool updating_;
6926     // XXX: ok, "updatedelegate_"?...
6927     _transient NSObject<CydiaDelegate> *updatedelegate_;
6928 }
6929
6930 - (NSArray *) navigationURLCollection;
6931 - (void) beginUpdate;
6932 - (BOOL) updating;
6933
6934 @end
6935
6936 @implementation CydiaTabBarController
6937
6938 - (NSArray *) navigationURLCollection {
6939     NSMutableArray *items([NSMutableArray array]);
6940
6941     // XXX: Should this deal with transient view controllers?
6942     for (id navigation in [self viewControllers]) {
6943         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6944         if (stack != nil)
6945             [items addObject:stack];
6946     }
6947
6948     return items;
6949 }
6950
6951 - (id) initWithDatabase:(Database *)database {
6952     if ((self = [super init]) != nil) {
6953         database_ = database;
6954         [self setDelegate:self];
6955
6956         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteTiny] autorelease];
6957         [indicator_ setOrigin:CGPointMake(kCFCoreFoundationVersionNumber >= 800 ? 2 : 4, 2)];
6958
6959         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6960     } return self;
6961 }
6962
6963 - (void) beginUpdate {
6964     if (updating_)
6965         return;
6966
6967     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
6968     UITabBarItem *item([controller tabBarItem]);
6969
6970     [item setBadgeValue:@""];
6971     UIView *badge(MSHookIvar<UIView *>([item view], "_badge"));
6972
6973     [indicator_ startAnimating];
6974     [badge addSubview:indicator_];
6975
6976     [updatedelegate_ retainNetworkActivityIndicator];
6977     updating_ = true;
6978
6979     [NSThread
6980         detachNewThreadSelector:@selector(performUpdate)
6981         toTarget:self
6982         withObject:nil
6983     ];
6984 }
6985
6986 - (void) performUpdate {
6987     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6988
6989     SourceStatus status(self, database_);
6990     [database_ updateWithStatus:status];
6991
6992     [self
6993         performSelectorOnMainThread:@selector(completeUpdate)
6994         withObject:nil
6995         waitUntilDone:NO
6996     ];
6997
6998     [pool release];
6999 }
7000
7001 - (void) stopUpdateWithSelector:(SEL)selector {
7002     updating_ = false;
7003     [updatedelegate_ releaseNetworkActivityIndicator];
7004
7005     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7006     [[controller tabBarItem] setBadgeValue:nil];
7007
7008     [indicator_ removeFromSuperview];
7009     [indicator_ stopAnimating];
7010
7011     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
7012 }
7013
7014 - (void) completeUpdate {
7015     if (!updating_)
7016         return;
7017     [self stopUpdateWithSelector:@selector(reloadData)];
7018 }
7019
7020 - (void) cancelUpdate {
7021     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
7022 }
7023
7024 - (void) cancelPressed {
7025     [self cancelUpdate];
7026 }
7027
7028 - (BOOL) updating {
7029     return updating_;
7030 }
7031
7032 - (bool) isSourceCancelled {
7033     return !updating_;
7034 }
7035
7036 - (void) startSourceFetch:(NSString *)uri {
7037 }
7038
7039 - (void) stopSourceFetch:(NSString *)uri {
7040 }
7041
7042 - (void) setUpdateDelegate:(id)delegate {
7043     updatedelegate_ = delegate;
7044 }
7045
7046 @end
7047 /* }}} */
7048
7049 /* Cydia Navigation Controller Implementation {{{ */
7050 @implementation UINavigationController (Cydia)
7051
7052 - (NSArray *) navigationURLCollection {
7053     NSMutableArray *stack([NSMutableArray array]);
7054
7055     for (CyteViewController *controller in [self viewControllers]) {
7056         NSString *url = [[controller navigationURL] absoluteString];
7057         if (url != nil)
7058             [stack addObject:url];
7059     }
7060
7061     return stack;
7062 }
7063
7064 - (void) reloadData {
7065     [super reloadData];
7066
7067     UIViewController *visible([self visibleViewController]);
7068     if (visible != nil)
7069         [visible reloadData];
7070
7071     // on the iPad, this view controller is ALSO visible. :(
7072     if (IsWildcat_)
7073         if (UIViewController *modal = [self modalViewController])
7074             if ([modal modalPresentationStyle] == UIModalPresentationFormSheet)
7075                 if (UIViewController *top = [self topViewController])
7076                     if (top != visible)
7077                         [top reloadData];
7078 }
7079
7080 - (void) unloadData {
7081     for (CyteViewController *page in [self viewControllers])
7082         [page unloadData];
7083
7084     [super unloadData];
7085 }
7086
7087 @end
7088 /* }}} */
7089
7090 /* Cydia:// Protocol {{{ */
7091 @interface CydiaURLProtocol : NSURLProtocol {
7092 }
7093
7094 @end
7095
7096 @implementation CydiaURLProtocol
7097
7098 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7099     NSURL *url([request URL]);
7100     if (url == nil)
7101         return NO;
7102
7103     NSString *scheme([[url scheme] lowercaseString]);
7104     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7105         return YES;
7106     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7107         return YES;
7108
7109     return NO;
7110 }
7111
7112 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7113     return request;
7114 }
7115
7116 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7117     id<NSURLProtocolClient> client([self client]);
7118     if (icon == nil)
7119         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7120     else {
7121         NSData *data(UIImagePNGRepresentation(icon));
7122
7123         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7124         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7125         [client URLProtocol:self didLoadData:data];
7126         [client URLProtocolDidFinishLoading:self];
7127     }
7128 }
7129
7130 - (void) startLoading {
7131     id<NSURLProtocolClient> client([self client]);
7132     NSURLRequest *request([self request]);
7133
7134     NSURL *url([request URL]);
7135     NSString *href([url absoluteString]);
7136     NSString *scheme([[url scheme] lowercaseString]);
7137
7138     NSString *path;
7139
7140     if ([scheme isEqualToString:@"cydia"])
7141         path = [href substringFromIndex:8];
7142     else if ([scheme isEqualToString:@"about"])
7143         path = [href substringFromIndex:12];
7144     else _assert(false);
7145
7146     NSRange slash([path rangeOfString:@"/"]);
7147
7148     NSString *command;
7149     if (slash.location == NSNotFound) {
7150         command = path;
7151         path = nil;
7152     } else {
7153         command = [path substringToIndex:slash.location];
7154         path = [path substringFromIndex:(slash.location + 1)];
7155     }
7156
7157     Database *database([Database sharedInstance]);
7158
7159     if ([command isEqualToString:@"package-icon"]) {
7160         if (path == nil)
7161             goto fail;
7162         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7163         Package *package([database packageWithName:path]);
7164         if (package == nil)
7165             goto fail;
7166         [package parse];
7167         UIImage *icon([package icon]);
7168         [self _returnPNGWithImage:icon forRequest:request];
7169     } else if ([command isEqualToString:@"uikit-image"]) {
7170         if (path == nil)
7171             goto fail;
7172         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7173         UIImage *icon(_UIImageWithName(path));
7174         [self _returnPNGWithImage:icon forRequest:request];
7175     } else if ([command isEqualToString:@"section-icon"]) {
7176         if (path == nil)
7177             goto fail;
7178         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7179         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7180         if (icon == nil)
7181             icon = [UIImage imageNamed:@"unknown.png"];
7182         [self _returnPNGWithImage:icon forRequest:request];
7183     } else fail: {
7184         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7185     }
7186 }
7187
7188 - (void) stopLoading {
7189 }
7190
7191 @end
7192 /* }}} */
7193
7194 /* Section Controller {{{ */
7195 @interface SectionController : FilteredPackageListController {
7196     _H<NSString> key_;
7197     _H<NSString> section_;
7198 }
7199
7200 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section;
7201
7202 @end
7203
7204 @implementation SectionController
7205
7206 - (NSURL *) referrerURL {
7207     NSString *name(section_);
7208     name = name ?: @"*";
7209     NSString *key(key_);
7210     key = key ?: @"*";
7211     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@/%@", UI_, [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7212 }
7213
7214 - (NSURL *) navigationURL {
7215     NSString *name(section_);
7216     name = name ?: @"*";
7217     NSString *key(key_);
7218     key = key ?: @"*";
7219     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@/%@", [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7220 }
7221
7222 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section {
7223     NSString *title;
7224     if (section == nil)
7225         title = UCLocalize("ALL_PACKAGES");
7226     else if (![section isEqual:@""])
7227         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(section) value:nil table:@"Sections"];
7228     else
7229         title = UCLocalize("NO_SECTION");
7230
7231     if ((self = [super initWithDatabase:database title:title]) != nil) {
7232         key_ = [source key];
7233         section_ = section;
7234     } return self;
7235 }
7236
7237 - (void) reloadData {
7238     Source *source([database_ sourceWithKey:key_]);
7239     _H<NSString> name(section_);
7240
7241     [self setFilter:[=](Package *package) {
7242         NSString *section([package section]);
7243
7244         return (
7245             name == nil ||
7246             section == nil && [name length] == 0 ||
7247             [name isEqualToString:section]
7248         ) && (
7249             source == nil ||
7250             [package source] == source
7251         ) && [package visible];
7252     }];
7253
7254     [super reloadData];
7255 }
7256
7257 @end
7258 /* }}} */
7259 /* Sections Controller {{{ */
7260 @interface SectionsController : CyteViewController <
7261     UITableViewDataSource,
7262     UITableViewDelegate
7263 > {
7264     _transient Database *database_;
7265     _H<NSString> key_;
7266     _H<NSMutableArray> sections_;
7267     _H<NSMutableArray> filtered_;
7268     _H<UITableView, 2> list_;
7269 }
7270
7271 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7272 - (void) editButtonClicked;
7273
7274 @end
7275
7276 @implementation SectionsController
7277
7278 - (NSURL *) navigationURL {
7279     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
7280 }
7281
7282 - (Source *) source {
7283     if (key_ == nil)
7284         return nil;
7285     return [database_ sourceWithKey:key_];
7286 }
7287
7288 - (void) updateNavigationItem {
7289     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7290     if ([sections_ count] == 0) {
7291         [[self navigationItem] setRightBarButtonItem:nil];
7292     } else {
7293         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7294             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7295             target:self
7296             action:@selector(editButtonClicked)
7297         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7298     }
7299 }
7300
7301 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7302     [super setEditing:editing animated:animated];
7303
7304     if (editing)
7305         [list_ reloadData];
7306     else
7307         [delegate_ updateData];
7308
7309     [self updateNavigationItem];
7310 }
7311
7312 - (void) viewDidAppear:(BOOL)animated {
7313     [super viewDidAppear:animated];
7314     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7315 }
7316
7317 - (void) viewWillDisappear:(BOOL)animated {
7318     [super viewWillDisappear:animated];
7319     [self setEditing:NO];
7320 }
7321
7322 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7323     Section *section = nil;
7324     int index = [indexPath row];
7325     if (![self isEditing]) {
7326         index -= 1;
7327         if (index >= 0)
7328             section = [filtered_ objectAtIndex:index];
7329     } else {
7330         section = [sections_ objectAtIndex:index];
7331     }
7332     return section;
7333 }
7334
7335 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7336     if ([self isEditing])
7337         return [sections_ count];
7338     else
7339         return [filtered_ count] + 1;
7340 }
7341
7342 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7343     return 45.0f;
7344 }*/
7345
7346 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7347     static NSString *reuseIdentifier = @"SectionCell";
7348
7349     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7350     if (cell == nil)
7351         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7352
7353     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7354
7355     return cell;
7356 }
7357
7358 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7359     if ([self isEditing])
7360         return;
7361
7362     Section *section = [self sectionAtIndexPath:indexPath];
7363
7364     SectionController *controller = [[[SectionController alloc]
7365         initWithDatabase:database_
7366         source:[self source]
7367         section:[section name]
7368     ] autorelease];
7369     [controller setDelegate:delegate_];
7370
7371     [[self navigationController] pushViewController:controller animated:YES];
7372 }
7373
7374 - (void) loadView {
7375     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7376     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7377     [list_ setRowHeight:46];
7378     [(UITableView *) list_ setDataSource:self];
7379     [list_ setDelegate:self];
7380     [self setView:list_];
7381 }
7382
7383 - (void) viewDidLoad {
7384     [super viewDidLoad];
7385
7386     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7387 }
7388
7389 - (void) releaseSubviews {
7390     list_ = nil;
7391
7392     sections_ = nil;
7393     filtered_ = nil;
7394
7395     [super releaseSubviews];
7396 }
7397
7398 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7399     if ((self = [super init]) != nil) {
7400         database_ = database;
7401         key_ = [source key];
7402     } return self;
7403 }
7404
7405 - (void) reloadData {
7406     [super reloadData];
7407
7408     NSArray *packages = [database_ packages];
7409
7410     sections_ = [NSMutableArray arrayWithCapacity:16];
7411     filtered_ = [NSMutableArray arrayWithCapacity:16];
7412
7413     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7414
7415     Source *source([self source]);
7416
7417     _trace();
7418     for (Package *package in packages) {
7419         if (source != nil && [package source] != source)
7420             continue;
7421
7422         NSString *name([package section]);
7423         NSString *key(name == nil ? @"" : name);
7424
7425         Section *section;
7426
7427         _profile(SectionsView$reloadData$Section)
7428             section = [sections objectForKey:key];
7429             if (section == nil) {
7430                 _profile(SectionsView$reloadData$Section$Allocate)
7431                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7432                     [sections setObject:section forKey:key];
7433                 _end
7434             }
7435         _end
7436
7437         [section addToCount];
7438
7439         _profile(SectionsView$reloadData$Filter)
7440             if (![package valid] || ![package visible])
7441                 continue;
7442         _end
7443
7444         [section addToRow];
7445     }
7446     _trace();
7447
7448     [sections_ addObjectsFromArray:[sections allValues]];
7449
7450     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7451
7452     for (Section *section in (id) sections_) {
7453         size_t count([section row]);
7454         if (count == 0)
7455             continue;
7456
7457         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7458         [section setCount:count];
7459         [filtered_ addObject:section];
7460     }
7461
7462     [self updateNavigationItem];
7463     [list_ reloadData];
7464     _trace();
7465 }
7466
7467 - (void) editButtonClicked {
7468     [self setEditing:![self isEditing] animated:YES];
7469 }
7470
7471 @end
7472 /* }}} */
7473
7474 /* Changes Controller {{{ */
7475 @interface ChangesController : FilteredPackageListController {
7476     unsigned upgrades_;
7477 }
7478
7479 - (id) initWithDatabase:(Database *)database;
7480
7481 @end
7482
7483 @implementation ChangesController
7484
7485 - (NSURL *) referrerURL {
7486     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/changes/", UI_]];
7487 }
7488
7489 - (NSURL *) navigationURL {
7490     return [NSURL URLWithString:@"cydia://changes"];
7491 }
7492
7493 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7494 @synchronized (database_) {
7495     if ([database_ era] != era_)
7496         return nil;
7497
7498     NSUInteger sectionIndex([path section]);
7499     if (sectionIndex >= [sections_ count])
7500         return nil;
7501     Section *section([sections_ objectAtIndex:sectionIndex]);
7502     NSInteger row([path row]);
7503     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7504 } }
7505
7506 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7507     NSString *context([alert context]);
7508
7509     if ([context isEqualToString:@"norefresh"])
7510         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7511 }
7512
7513 - (void) setLeftBarButtonItem {
7514     if ([delegate_ updating])
7515         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7516             initWithTitle:UCLocalize("CANCEL")
7517             style:UIBarButtonItemStyleDone
7518             target:self
7519             action:@selector(cancelButtonClicked)
7520         ] autorelease] animated:YES];
7521     else
7522         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7523             initWithTitle:UCLocalize("REFRESH")
7524             style:UIBarButtonItemStylePlain
7525             target:self
7526             action:@selector(refreshButtonClicked)
7527         ] autorelease] animated:YES];
7528 }
7529
7530 - (void) refreshButtonClicked {
7531     if ([delegate_ requestUpdate])
7532         [self setLeftBarButtonItem];
7533 }
7534
7535 - (void) cancelButtonClicked {
7536     [delegate_ cancelUpdate];
7537 }
7538
7539 - (void) upgradeButtonClicked {
7540     [delegate_ distUpgrade];
7541     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7542 }
7543
7544 - (bool) shouldYield {
7545     return true;
7546 }
7547
7548 - (bool) shouldBlock {
7549     return true;
7550 }
7551
7552 - (void) useFilter {
7553 @synchronized (self) {
7554     [self setFilter:[](Package *package) {
7555         return [package upgradableAndEssential:YES] || [package visible];
7556     }];
7557
7558     [self setSorter:[](NSMutableArray *packages) {
7559         [packages radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7560     }];
7561 } }
7562
7563 - (id) initWithDatabase:(Database *)database {
7564     if ((self = [super initWithDatabase:database title:UCLocalize("CHANGES")]) != nil) {
7565         [self useFilter];
7566     } return self;
7567 }
7568
7569 - (void) viewDidLoad {
7570     [super viewDidLoad];
7571     [self setLeftBarButtonItem];
7572 }
7573
7574 - (void) viewWillAppear:(BOOL)animated {
7575     [super viewWillAppear:animated];
7576     [self setLeftBarButtonItem];
7577 }
7578
7579 - (void) reloadData {
7580     [self setLeftBarButtonItem];
7581     [super reloadData];
7582 }
7583
7584 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
7585     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
7586
7587     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7588     Section *ignored = nil;
7589     Section *section = nil;
7590     time_t last = 0;
7591
7592     upgrades_ = 0;
7593     bool unseens = false;
7594
7595     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7596
7597     for (size_t offset = 0, count = [packages count]; offset != count; ++offset) {
7598         Package *package = [packages objectAtIndex:offset];
7599
7600         BOOL uae = [package upgradableAndEssential:YES];
7601
7602         if (!uae) {
7603             unseens = true;
7604             time_t seen([package seen]);
7605
7606             if (section == nil || last != seen) {
7607                 last = seen;
7608
7609                 NSString *name;
7610                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7611                 [name autorelease];
7612
7613                 _profile(ChangesController$reloadData$Allocate)
7614                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7615                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7616                     [sections addObject:section];
7617                 _end
7618             }
7619
7620             [section addToCount];
7621         } else if ([package ignored]) {
7622             if (ignored == nil) {
7623                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7624             }
7625             [ignored addToCount];
7626         } else {
7627             ++upgrades_;
7628             [upgradable addToCount];
7629         }
7630     }
7631     _trace();
7632
7633     CFRelease(formatter);
7634
7635     if (unseens) {
7636         Section *last = [sections lastObject];
7637         size_t count = [last count];
7638         [packages removeObjectsInRange:NSMakeRange([packages count] - count, count)];
7639         [sections removeLastObject];
7640     }
7641
7642     if ([ignored count] != 0)
7643         [sections insertObject:ignored atIndex:0];
7644     if (upgrades_ != 0)
7645         [sections insertObject:upgradable atIndex:0];
7646
7647     [list_ reloadData];
7648
7649     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7650         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7651         style:UIBarButtonItemStylePlain
7652         target:self
7653         action:@selector(upgradeButtonClicked)
7654     ] autorelease]) animated:YES];
7655
7656     return sections;
7657 }
7658
7659 @end
7660 /* }}} */
7661 /* Search Controller {{{ */
7662 @interface SearchController : FilteredPackageListController <
7663     UISearchBarDelegate
7664 > {
7665     _H<UISearchBar, 1> search_;
7666     BOOL searchloaded_;
7667     bool summary_;
7668 }
7669
7670 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7671 - (void) reloadData;
7672
7673 @end
7674
7675 @implementation SearchController
7676
7677 - (NSURL *) referrerURL {
7678     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
7679 }
7680
7681 - (NSURL *) navigationURL {
7682     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7683         return [NSURL URLWithString:@"cydia://search"];
7684     else
7685         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
7686 }
7687
7688 - (NSArray *) termsForQuery:(NSString *)query {
7689     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
7690     for (NSString *component in [query componentsSeparatedByString:@" "])
7691         if ([component length] != 0)
7692             [terms addObject:component];
7693
7694     return terms;
7695 }
7696
7697 - (void) useSearch {
7698     _H<NSArray> query([self termsForQuery:[search_ text]]);
7699     summary_ = false;
7700
7701 @synchronized (self) {
7702     [self setFilter:[=](Package *package) {
7703         if (![package unfiltered])
7704             return false;
7705         if (![package matches:query])
7706             return false;
7707         return true;
7708     }];
7709
7710     [self setSorter:[](NSMutableArray *packages) {
7711         [packages radixSortUsingSelector:@selector(rank)];
7712     }];
7713 }
7714
7715     [self clearData];
7716     [self reloadData];
7717 }
7718
7719 - (void) usePrefix:(NSString *)prefix {
7720     _H<NSString> query(prefix);
7721     summary_ = true;
7722
7723 @synchronized (self) {
7724     [self setFilter:[=](Package *package) {
7725         if ([query length] == 0)
7726             return false;
7727         if (![package unfiltered])
7728             return false;
7729         if ([[package name] compare:query options:MatchCompareOptions_ range:NSMakeRange(0, [query length])] != NSOrderedSame)
7730             return false;
7731         return true;
7732     }];
7733
7734     [self setSorter:nullptr];
7735 }
7736
7737     [self reloadData];
7738 }
7739
7740 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7741     [self clearData];
7742     [self usePrefix:[search_ text]];
7743 }
7744
7745 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7746     [search_ resignFirstResponder];
7747     [self useSearch];
7748 }
7749
7750 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7751     [search_ setText:@""];
7752     [self searchBarButtonClicked:searchBar];
7753 }
7754
7755 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7756     [self searchBarButtonClicked:searchBar];
7757 }
7758
7759 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7760     [self usePrefix:text];
7761 }
7762
7763 - (bool) shouldYield {
7764     return YES;
7765 }
7766
7767 - (bool) shouldBlock {
7768     return !summary_;
7769 }
7770
7771 - (bool) isSummarized {
7772     return summary_;
7773 }
7774
7775 - (bool) showsSections {
7776     return false;
7777 }
7778
7779 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7780     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH")])) {
7781         search_ = [[[UISearchBar alloc] init] autorelease];
7782         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7783         [search_ setDelegate:self];
7784
7785         UITextField *textField;
7786         if ([search_ respondsToSelector:@selector(searchField)])
7787             textField = [search_ searchField];
7788         else
7789             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7790
7791         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7792         [textField setEnablesReturnKeyAutomatically:NO];
7793         [[self navigationItem] setTitleView:textField];
7794
7795         if (query != nil)
7796             [search_ setText:query];
7797         [self useSearch];
7798     } return self;
7799 }
7800
7801 - (void) viewDidAppear:(BOOL)animated {
7802     [super viewDidAppear:animated];
7803
7804     if (!searchloaded_) {
7805         searchloaded_ = YES;
7806         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7807         [search_ layoutSubviews];
7808     }
7809
7810     if ([self isSummarized])
7811         [search_ becomeFirstResponder];
7812 }
7813
7814 - (void) reloadData {
7815     [self resetCursor];
7816     [super reloadData];
7817 }
7818
7819 - (void) didSelectPackage:(Package *)package {
7820     [search_ resignFirstResponder];
7821     [super didSelectPackage:package];
7822 }
7823
7824 @end
7825 /* }}} */
7826 /* Package Settings Controller {{{ */
7827 @interface PackageSettingsController : CyteViewController <
7828     UITableViewDataSource,
7829     UITableViewDelegate
7830 > {
7831     _transient Database *database_;
7832     _H<NSString> name_;
7833     _H<Package> package_;
7834     _H<UITableView, 2> table_;
7835     _H<UISwitch> subscribedSwitch_;
7836     _H<UISwitch> ignoredSwitch_;
7837     _H<UITableViewCell> subscribedCell_;
7838     _H<UITableViewCell> ignoredCell_;
7839 }
7840
7841 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7842
7843 @end
7844
7845 @implementation PackageSettingsController
7846
7847 - (NSURL *) navigationURL {
7848     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7849 }
7850
7851 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7852     if (package_ == nil)
7853         return 0;
7854
7855     if ([package_ installed] == nil)
7856         return 1;
7857     else
7858         return 2;
7859 }
7860
7861 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7862     if (package_ == nil)
7863         return 0;
7864
7865     // both sections contain just one item right now.
7866     return 1;
7867 }
7868
7869 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7870     return nil;
7871 }
7872
7873 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7874     if (section == 0)
7875         return UCLocalize("SHOW_ALL_CHANGES_EX");
7876     else
7877         return UCLocalize("IGNORE_UPGRADES_EX");
7878 }
7879
7880 - (void) onSubscribed:(id)control {
7881     bool value([control isOn]);
7882     if (package_ == nil)
7883         return;
7884     if ([package_ setSubscribed:value])
7885         [delegate_ updateData];
7886 }
7887
7888 - (void) _updateIgnored {
7889     const char *package([name_ UTF8String]);
7890     bool on([ignoredSwitch_ isOn]);
7891
7892     FILE *dpkg(popen("/usr/libexec/cydia/cydo --set-selections", "w"));
7893     fwrite(package, strlen(package), 1, dpkg);
7894
7895     if (on)
7896         fwrite(" hold\n", 6, 1, dpkg);
7897     else
7898         fwrite(" install\n", 9, 1, dpkg);
7899
7900     pclose(dpkg);
7901 }
7902
7903 - (void) onIgnored:(id)control {
7904     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7905     [invocation setTarget:self];
7906     [invocation setSelector:@selector(_updateIgnored)];
7907
7908     [delegate_ reloadDataWithInvocation:invocation];
7909 }
7910
7911 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7912     if (package_ == nil)
7913         return nil;
7914
7915     switch ([indexPath section]) {
7916         case 0: return subscribedCell_;
7917         case 1: return ignoredCell_;
7918
7919         _nodefault
7920     }
7921
7922     return nil;
7923 }
7924
7925 - (void) loadView {
7926     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7927     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7928     [self setView:view];
7929
7930     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7931     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7932     [(UITableView *) table_ setDataSource:self];
7933     [table_ setDelegate:self];
7934     [view addSubview:table_];
7935
7936     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7937     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7938     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7939
7940     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7941     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7942     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7943
7944     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7945     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7946     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7947     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7948
7949     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7950     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7951     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7952     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7953 }
7954
7955 - (void) viewDidLoad {
7956     [super viewDidLoad];
7957
7958     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7959 }
7960
7961 - (void) releaseSubviews {
7962     ignoredCell_ = nil;
7963     subscribedCell_ = nil;
7964     table_ = nil;
7965     ignoredSwitch_ = nil;
7966     subscribedSwitch_ = nil;
7967
7968     [super releaseSubviews];
7969 }
7970
7971 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7972     if ((self = [super init]) != nil) {
7973         database_ = database;
7974         name_ = package;
7975     } return self;
7976 }
7977
7978 - (void) reloadData {
7979     [super reloadData];
7980
7981     package_ = [database_ packageWithName:name_];
7982
7983     if (package_ != nil) {
7984         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7985         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7986     } // XXX: what now, G?
7987
7988     [table_ reloadData];
7989 }
7990
7991 @end
7992 /* }}} */
7993
7994 /* Installed Controller {{{ */
7995 @interface InstalledController : FilteredPackageListController {
7996     bool sectioned_;
7997 }
7998
7999 - (id) initWithDatabase:(Database *)database;
8000 - (void) queueStatusDidChange;
8001
8002 @end
8003
8004 @implementation InstalledController
8005
8006 - (NSURL *) referrerURL {
8007     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
8008 }
8009
8010 - (NSURL *) navigationURL {
8011     return [NSURL URLWithString:@"cydia://installed"];
8012 }
8013
8014 - (void) useRecent {
8015     sectioned_ = false;
8016
8017 @synchronized (self) {
8018     [self setFilter:[](Package *package) {
8019         return ![package uninstalled] && package->role_ < 7;
8020     }];
8021
8022     [self setSorter:[](NSMutableArray *packages) {
8023         [packages radixSortUsingSelector:@selector(recent)];
8024     }];
8025 } }
8026
8027 - (void) useFilter:(UISegmentedControl *)segmented {
8028     NSInteger selected([segmented selectedSegmentIndex]);
8029     if (selected == 2)
8030         return [self useRecent];
8031     bool simple(selected == 0);
8032     sectioned_ = true;
8033
8034 @synchronized (self) {
8035     [self setFilter:[=](Package *package) {
8036         return ![package uninstalled] && package->role_ <= (simple ? 1 : 3);
8037     }];
8038
8039     [self setSorter:nullptr];
8040 } }
8041
8042 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
8043     if (sectioned_)
8044         return [super sectionsForPackages:packages];
8045
8046     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterLongStyle, kCFDateFormatterNoStyle));
8047
8048     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
8049     Section *section(nil);
8050     time_t last(0);
8051
8052     for (size_t offset(0), count([packages count]); offset != count; ++offset) {
8053         Package *package([packages objectAtIndex:offset]);
8054
8055         time_t upgraded([package upgraded]);
8056         if (upgraded < 1168364520)
8057             upgraded = 0;
8058         else
8059             upgraded -= upgraded % (60 * 60 * 24);
8060
8061         if (section == nil || upgraded != last) {
8062             last = upgraded;
8063
8064             NSString *name;
8065             if (upgraded == 0)
8066                 continue; // XXX: name = UCLocalize("...");
8067             else {
8068                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:upgraded]);
8069                 [name autorelease];
8070             }
8071
8072             section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
8073             [sections addObject:section];
8074         }
8075
8076         [section addToCount];
8077     }
8078
8079     CFRelease(formatter);
8080     return sections;
8081 }
8082
8083 - (id) initWithDatabase:(Database *)database {
8084     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED")]) != nil) {
8085         UISegmentedControl *segmented([[[UISegmentedControl alloc] initWithItems:[NSArray arrayWithObjects:UCLocalize("USER"), UCLocalize("EXPERT"), UCLocalize("RECENT"), nil]] autorelease]);
8086         [segmented setSelectedSegmentIndex:0];
8087         [segmented setSegmentedControlStyle:UISegmentedControlStyleBar];
8088         [[self navigationItem] setTitleView:segmented];
8089
8090         [segmented addTarget:self action:@selector(modeChanged:) forEvents:UIControlEventValueChanged];
8091         [self useFilter:segmented];
8092
8093         [self queueStatusDidChange];
8094     } return self;
8095 }
8096
8097 #if !AlwaysReload
8098 - (void) queueButtonClicked {
8099     [delegate_ queue];
8100 }
8101 #endif
8102
8103 - (void) queueStatusDidChange {
8104 #if !AlwaysReload
8105     if (Queuing_) {
8106         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8107             initWithTitle:UCLocalize("QUEUE")
8108             style:UIBarButtonItemStyleDone
8109             target:self
8110             action:@selector(queueButtonClicked)
8111         ] autorelease]];
8112     } else {
8113         [[self navigationItem] setRightBarButtonItem:nil];
8114     }
8115 #endif
8116 }
8117
8118 - (void) modeChanged:(UISegmentedControl *)segmented {
8119     [self useFilter:segmented];
8120     [self reloadData];
8121 }
8122
8123 @end
8124 /* }}} */
8125
8126 /* Source Cell {{{ */
8127 @interface SourceCell : CyteTableViewCell <
8128     CyteTableViewCellDelegate,
8129     SourceDelegate
8130 > {
8131     _H<Source, 1> source_;
8132     _H<NSURL> url_;
8133     _H<UIImage> icon_;
8134     _H<NSString> origin_;
8135     _H<NSString> label_;
8136     _H<UIActivityIndicatorView> indicator_;
8137 }
8138
8139 - (void) setSource:(Source *)source;
8140 - (void) setFetch:(NSNumber *)fetch;
8141
8142 @end
8143
8144 @implementation SourceCell
8145
8146 - (void) _setImage:(NSArray *)data {
8147     if ([url_ isEqual:[data objectAtIndex:0]]) {
8148         icon_ = [data objectAtIndex:1];
8149         [content_ setNeedsDisplay];
8150     }
8151 }
8152
8153 - (void) _setSource:(NSURL *) url {
8154     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8155
8156     if (NSData *data = [NSURLConnection
8157         sendSynchronousRequest:[NSURLRequest
8158             requestWithURL:url
8159             cachePolicy:NSURLRequestUseProtocolCachePolicy
8160             timeoutInterval:10
8161         ]
8162
8163         returningResponse:NULL
8164         error:NULL
8165     ])
8166         if (UIImage *image = [UIImage imageWithData:data])
8167             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8168
8169     [pool release];
8170 }
8171
8172 - (void) setSource:(Source *)source {
8173     source_ = source;
8174     [source_ setDelegate:self];
8175
8176     [self setFetch:[NSNumber numberWithBool:[source_ fetch]]];
8177
8178     icon_ = [UIImage imageNamed:@"unknown.png"];
8179
8180     origin_ = [source name];
8181     label_ = [source rooturi];
8182
8183     [content_ setNeedsDisplay];
8184
8185     url_ = [source iconURL];
8186     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8187 }
8188
8189 - (void) setAllSource {
8190     source_ = nil;
8191     [indicator_ stopAnimating];
8192
8193     icon_ = [UIImage imageNamed:@"folder.png"];
8194     origin_ = UCLocalize("ALL_SOURCES");
8195     label_ = UCLocalize("ALL_SOURCES_EX");
8196     [content_ setNeedsDisplay];
8197 }
8198
8199 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8200     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8201         UIView *content([self contentView]);
8202         CGRect bounds([content bounds]);
8203
8204         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8205         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8206         [content_ setBackgroundColor:[UIColor whiteColor]];
8207         [content addSubview:content_];
8208
8209         [content_ setDelegate:self];
8210         [content_ setOpaque:YES];
8211
8212         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGraySmall] autorelease];
8213         [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleTopMargin];// | UIViewAutoresizingFlexibleBottomMargin];
8214         [content addSubview:indicator_];
8215
8216         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8217     } return self;
8218 }
8219
8220 - (void) layoutSubviews {
8221     [super layoutSubviews];
8222
8223     UIView *content([self contentView]);
8224     CGRect bounds([content bounds]);
8225
8226     CGRect frame([indicator_ frame]);
8227     frame.origin.x = bounds.size.width - frame.size.width;
8228     frame.origin.y = Retina((bounds.size.height - frame.size.height) / 2);
8229
8230     if (kCFCoreFoundationVersionNumber < 800)
8231         frame.origin.x -= 8;
8232     [indicator_ setFrame:frame];
8233 }
8234
8235 - (NSString *) accessibilityLabel {
8236     return origin_;
8237 }
8238
8239 - (void) drawContentRect:(CGRect)rect {
8240     bool highlighted(highlighted_);
8241     float width(rect.size.width);
8242
8243     if (icon_ != nil) {
8244         CGRect rect;
8245         rect.size = [(UIImage *) icon_ size];
8246
8247         while (rect.size.width > 32 || rect.size.height > 32) {
8248             rect.size.width /= 2;
8249             rect.size.height /= 2;
8250         }
8251
8252         rect.origin.x = 26 - rect.size.width / 2;
8253         rect.origin.y = 26 - rect.size.height / 2;
8254
8255         [icon_ drawInRect:Retina(rect)];
8256     }
8257
8258     if (highlighted && kCFCoreFoundationVersionNumber < 800)
8259         UISetColor(White_);
8260
8261     if (!highlighted)
8262         UISetColor(Black_);
8263     [origin_ drawAtPoint:CGPointMake(52, 8) forWidth:(width - 49) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
8264
8265     if (!highlighted)
8266         UISetColor(Gray_);
8267     [label_ drawAtPoint:CGPointMake(52, 29) forWidth:(width - 49) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
8268 }
8269
8270 - (void) setFetch:(NSNumber *)fetch {
8271     if ([fetch boolValue])
8272         [indicator_ startAnimating];
8273     else
8274         [indicator_ stopAnimating];
8275 }
8276
8277 @end
8278 /* }}} */
8279 /* Sources Controller {{{ */
8280 @interface SourcesController : CyteViewController <
8281     UITableViewDataSource,
8282     UITableViewDelegate
8283 > {
8284     _transient Database *database_;
8285     unsigned era_;
8286
8287     _H<UITableView, 2> list_;
8288     _H<NSMutableArray> sources_;
8289     int offset_;
8290
8291     _H<NSString> href_;
8292     _H<UIProgressHUD> hud_;
8293     _H<NSError> error_;
8294
8295     NSURLConnection *trivial_bz2_;
8296     NSURLConnection *trivial_gz_;
8297
8298     BOOL cydia_;
8299 }
8300
8301 - (id) initWithDatabase:(Database *)database;
8302 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8303
8304 @end
8305
8306 @implementation SourcesController
8307
8308 - (void) _releaseConnection:(NSURLConnection *)connection {
8309     if (connection != nil) {
8310         [connection cancel];
8311         //[connection setDelegate:nil];
8312         [connection release];
8313     }
8314 }
8315
8316 - (void) dealloc {
8317     [self _releaseConnection:trivial_gz_];
8318     [self _releaseConnection:trivial_bz2_];
8319
8320     [super dealloc];
8321 }
8322
8323 - (NSURL *) navigationURL {
8324     return [NSURL URLWithString:@"cydia://sources"];
8325 }
8326
8327 - (void) viewDidAppear:(BOOL)animated {
8328     [super viewDidAppear:animated];
8329     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8330 }
8331
8332 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8333     return 2;
8334 }
8335
8336 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8337     if (section == 1)
8338         return UCLocalize("INDIVIDUAL_SOURCES");
8339     return nil;
8340 }
8341
8342 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8343     switch (section) {
8344         case 0: return 1;
8345         case 1: return [sources_ count];
8346         default: return 0;
8347     }
8348 }
8349
8350 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8351 @synchronized (database_) {
8352     if ([database_ era] != era_)
8353         return nil;
8354     if ([indexPath section] != 1)
8355         return nil;
8356     NSUInteger index([indexPath row]);
8357     if (index >= [sources_ count])
8358         return nil;
8359     return [sources_ objectAtIndex:index];
8360 } }
8361
8362 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8363     static NSString *cellIdentifier = @"SourceCell";
8364
8365     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8366     if (cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8367     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8368
8369     Source *source([self sourceAtIndexPath:indexPath]);
8370     if (source == nil)
8371         [cell setAllSource];
8372     else
8373         [cell setSource:source];
8374
8375     return cell;
8376 }
8377
8378 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8379     SectionsController *controller([[[SectionsController alloc]
8380         initWithDatabase:database_
8381         source:[self sourceAtIndexPath:indexPath]
8382     ] autorelease]);
8383
8384     [controller setDelegate:delegate_];
8385     [[self navigationController] pushViewController:controller animated:YES];
8386 }
8387
8388 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8389     if ([indexPath section] != 1)
8390         return false;
8391     Source *source = [self sourceAtIndexPath:indexPath];
8392     return [source record] != nil;
8393 }
8394
8395 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8396     _assert([indexPath section] == 1);
8397     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8398         Source *source = [self sourceAtIndexPath:indexPath];
8399         if (source == nil) return;
8400
8401         [Sources_ removeObjectForKey:[source key]];
8402
8403         [delegate_ _saveConfig];
8404         [delegate_ reloadDataWithInvocation:nil];
8405     }
8406 }
8407
8408 - (void) tableView:(UITableView *)tableView didEndEditingRowAtIndexPath:(NSIndexPath *)indexPath {
8409     [self updateButtonsForEditingStatusAnimated:YES];
8410 }
8411
8412 - (void) complete {
8413     [delegate_ addTrivialSource:href_];
8414     href_ = nil;
8415
8416     [delegate_ syncData];
8417 }
8418
8419 - (NSString *) getWarning {
8420     NSString *href(href_);
8421     NSRange colon([href rangeOfString:@"://"]);
8422     if (colon.location != NSNotFound)
8423         href = [href substringFromIndex:(colon.location + 3)];
8424     href = [href stringByAddingPercentEscapes];
8425     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8426
8427     NSURL *url([NSURL URLWithString:href]);
8428
8429     NSStringEncoding encoding;
8430     NSError *error(nil);
8431
8432     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8433         return [warning length] == 0 ? nil : warning;
8434     return nil;
8435 }
8436
8437 - (void) _endConnection:(NSURLConnection *)connection {
8438     // XXX: the memory management in this method is horribly awkward
8439
8440     NSURLConnection **field = NULL;
8441     if (connection == trivial_bz2_)
8442         field = &trivial_bz2_;
8443     else if (connection == trivial_gz_)
8444         field = &trivial_gz_;
8445     _assert(field != NULL);
8446     [connection release];
8447     *field = nil;
8448
8449     if (
8450         trivial_bz2_ == nil &&
8451         trivial_gz_ == nil
8452     ) {
8453         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8454
8455         [delegate_ releaseNetworkActivityIndicator];
8456
8457         [delegate_ removeProgressHUD:hud_];
8458         hud_ = nil;
8459
8460         if (cydia_) {
8461             if (warning != nil) {
8462                 UIAlertView *alert = [[[UIAlertView alloc]
8463                     initWithTitle:UCLocalize("SOURCE_WARNING")
8464                     message:warning
8465                     delegate:self
8466                     cancelButtonTitle:UCLocalize("CANCEL")
8467                     otherButtonTitles:
8468                         UCLocalize("ADD_ANYWAY"),
8469                     nil
8470                 ] autorelease];
8471
8472                 [alert setContext:@"warning"];
8473                 [alert setNumberOfRows:1];
8474                 [alert show];
8475
8476                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8477                 error_ = nil;
8478                 return;
8479             }
8480
8481             [self complete];
8482         } else if (error_ != nil) {
8483             UIAlertView *alert = [[[UIAlertView alloc]
8484                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8485                 message:[error_ localizedDescription]
8486                 delegate:self
8487                 cancelButtonTitle:UCLocalize("OK")
8488                 otherButtonTitles:nil
8489             ] autorelease];
8490
8491             [alert setContext:@"urlerror"];
8492             [alert show];
8493
8494             href_ = nil;
8495         } else {
8496             UIAlertView *alert = [[[UIAlertView alloc]
8497                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8498                 message:UCLocalize("NOT_REPOSITORY_EX")
8499                 delegate:self
8500                 cancelButtonTitle:UCLocalize("OK")
8501                 otherButtonTitles:nil
8502             ] autorelease];
8503
8504             [alert setContext:@"trivial"];
8505             [alert show];
8506
8507             href_ = nil;
8508         }
8509
8510         error_ = nil;
8511     }
8512 }
8513
8514 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8515     switch ([response statusCode]) {
8516         case 200:
8517             cydia_ = YES;
8518     }
8519 }
8520
8521 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8522     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8523     error_ = error;
8524     [self _endConnection:connection];
8525 }
8526
8527 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8528     [self _endConnection:connection];
8529 }
8530
8531 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8532     NSURL *url([NSURL URLWithString:href]);
8533
8534     NSMutableURLRequest *request = [NSMutableURLRequest
8535         requestWithURL:url
8536         cachePolicy:NSURLRequestUseProtocolCachePolicy
8537         timeoutInterval:10
8538     ];
8539
8540     [request setHTTPMethod:method];
8541
8542     if (Machine_ != NULL)
8543         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8544
8545     if (UniqueID_ != nil)
8546         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8547
8548     if ([url isCydiaSecure]) {
8549         if (UniqueID_ != nil)
8550             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8551     }
8552
8553     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8554 }
8555
8556 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8557     NSString *context([alert context]);
8558
8559     if ([context isEqualToString:@"source"]) {
8560         switch (button) {
8561             case 1: {
8562                 NSString *href = [[alert textField] text];
8563                 href = VerifySource(href);
8564                 if (href == nil)
8565                     break;
8566                 href_ = href;
8567
8568                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8569                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8570
8571                 cydia_ = false;
8572
8573                 // XXX: this is stupid
8574                 hud_ = [delegate_ addProgressHUD];
8575                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8576                 [delegate_ retainNetworkActivityIndicator];
8577             } break;
8578
8579             case 0:
8580             break;
8581
8582             _nodefault
8583         }
8584
8585         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8586     } else if ([context isEqualToString:@"trivial"])
8587         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8588     else if ([context isEqualToString:@"urlerror"])
8589         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8590     else if ([context isEqualToString:@"warning"]) {
8591         switch (button) {
8592             case 1:
8593                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8594             break;
8595
8596             case 0:
8597             break;
8598
8599             _nodefault
8600         }
8601
8602         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8603     }
8604 }
8605
8606 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8607     BOOL editing([list_ isEditing]);
8608
8609     if (editing)
8610         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8611             initWithTitle:UCLocalize("ADD")
8612             style:UIBarButtonItemStylePlain
8613             target:self
8614             action:@selector(addButtonClicked)
8615         ] autorelease] animated:animated];
8616     else if ([delegate_ updating])
8617         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8618             initWithTitle:UCLocalize("CANCEL")
8619             style:UIBarButtonItemStyleDone
8620             target:self
8621             action:@selector(cancelButtonClicked)
8622         ] autorelease] animated:animated];
8623     else
8624         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8625             initWithTitle:UCLocalize("REFRESH")
8626             style:UIBarButtonItemStylePlain
8627             target:self
8628             action:@selector(refreshButtonClicked)
8629         ] autorelease] animated:animated];
8630
8631     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8632         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8633         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8634         target:self
8635         action:@selector(editButtonClicked)
8636     ] autorelease] animated:animated];
8637 }
8638
8639 - (void) loadView {
8640     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8641     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8642     [list_ setRowHeight:53];
8643     [(UITableView *) list_ setDataSource:self];
8644     [list_ setDelegate:self];
8645     [self setView:list_];
8646 }
8647
8648 - (void) viewDidLoad {
8649     [super viewDidLoad];
8650
8651     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8652     [self updateButtonsForEditingStatusAnimated:NO];
8653 }
8654
8655 - (void) viewWillAppear:(BOOL)animated {
8656     [super viewWillAppear:animated];
8657
8658     [list_ setEditing:NO];
8659     [self updateButtonsForEditingStatusAnimated:NO];
8660 }
8661
8662 - (void) releaseSubviews {
8663     list_ = nil;
8664
8665     sources_ = nil;
8666
8667     [super releaseSubviews];
8668 }
8669
8670 - (id) initWithDatabase:(Database *)database {
8671     if ((self = [super init]) != nil) {
8672         database_ = database;
8673     } return self;
8674 }
8675
8676 - (void) reloadData {
8677     [super reloadData];
8678     [self updateButtonsForEditingStatusAnimated:YES];
8679
8680 @synchronized (database_) {
8681     era_ = [database_ era];
8682
8683     sources_ = [NSMutableArray arrayWithCapacity:16];
8684     [sources_ addObjectsFromArray:[database_ sources]];
8685     _trace();
8686     [sources_ sortUsingSelector:@selector(compareByName:)];
8687     _trace();
8688
8689     int count([sources_ count]);
8690     offset_ = 0;
8691     for (int i = 0; i != count; i++) {
8692         if ([[sources_ objectAtIndex:i] record] == nil)
8693             break;
8694         offset_++;
8695     }
8696
8697     [list_ reloadData];
8698 } }
8699
8700 - (void) showAddSourcePrompt {
8701     UIAlertView *alert = [[[UIAlertView alloc]
8702         initWithTitle:UCLocalize("ENTER_APT_URL")
8703         message:nil
8704         delegate:self
8705         cancelButtonTitle:UCLocalize("CANCEL")
8706         otherButtonTitles:
8707             UCLocalize("ADD_SOURCE"),
8708         nil
8709     ] autorelease];
8710
8711     [alert setContext:@"source"];
8712
8713     [alert setNumberOfRows:1];
8714     [alert addTextFieldWithValue:@"http://" label:@""];
8715
8716     UITextInputTraits *traits = [[alert textField] textInputTraits];
8717     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8718     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8719     [traits setKeyboardType:UIKeyboardTypeURL];
8720     // XXX: UIReturnKeyDone
8721     [traits setReturnKeyType:UIReturnKeyNext];
8722
8723     [alert show];
8724 }
8725
8726 - (void) addButtonClicked {
8727     [self showAddSourcePrompt];
8728 }
8729
8730 - (void) refreshButtonClicked {
8731     if ([delegate_ requestUpdate])
8732         [self updateButtonsForEditingStatusAnimated:YES];
8733 }
8734
8735 - (void) cancelButtonClicked {
8736     [delegate_ cancelUpdate];
8737 }
8738
8739 - (void) editButtonClicked {
8740     [list_ setEditing:![list_ isEditing] animated:YES];
8741     [self updateButtonsForEditingStatusAnimated:YES];
8742 }
8743
8744 @end
8745 /* }}} */
8746
8747 /* Stash Controller {{{ */
8748 @interface StashController : CyteViewController {
8749     _H<UIActivityIndicatorView> spinner_;
8750     _H<UILabel> status_;
8751     _H<UILabel> caption_;
8752 }
8753
8754 @end
8755
8756 @implementation StashController
8757
8758 - (void) loadView {
8759     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8760     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8761     [self setView:view];
8762
8763     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8764
8765     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8766     CGRect spinrect = [spinner_ frame];
8767     spinrect.origin.x = Retina([[self view] frame].size.width / 2 - spinrect.size.width / 2);
8768     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8769     [spinner_ setFrame:spinrect];
8770     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8771     [view addSubview:spinner_];
8772     [spinner_ startAnimating];
8773
8774     CGRect captrect;
8775     captrect.size.width = [[self view] frame].size.width;
8776     captrect.size.height = 40.0f;
8777     captrect.origin.x = 0;
8778     captrect.origin.y = Retina([[self view] frame].size.height / 2 - captrect.size.height * 2);
8779     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8780     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8781     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8782     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8783     [caption_ setTextColor:[UIColor whiteColor]];
8784     [caption_ setBackgroundColor:[UIColor clearColor]];
8785     [caption_ setShadowColor:[UIColor blackColor]];
8786     [caption_ setTextAlignment:NSTextAlignmentCenter];
8787     [view addSubview:caption_];
8788
8789     CGRect statusrect;
8790     statusrect.size.width = [[self view] frame].size.width;
8791     statusrect.size.height = 30.0f;
8792     statusrect.origin.x = 0;
8793     statusrect.origin.y = Retina([[self view] frame].size.height / 2 - statusrect.size.height);
8794     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8795     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8796     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8797     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8798     [status_ setTextColor:[UIColor whiteColor]];
8799     [status_ setBackgroundColor:[UIColor clearColor]];
8800     [status_ setShadowColor:[UIColor blackColor]];
8801     [status_ setTextAlignment:NSTextAlignmentCenter];
8802     [view addSubview:status_];
8803 }
8804
8805 - (void) releaseSubviews {
8806     spinner_ = nil;
8807     status_ = nil;
8808     caption_ = nil;
8809
8810     [super releaseSubviews];
8811 }
8812
8813 @end
8814 /* }}} */
8815
8816 @interface CYURLCache : SDURLCache {
8817 }
8818
8819 @end
8820
8821 @implementation CYURLCache
8822
8823 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8824 #if !ForRelease
8825     if (false);
8826     else if ([event isEqualToString:@"no-cache"])
8827         event = @"!!!";
8828     else if ([event isEqualToString:@"store"])
8829         event = @">>>";
8830     else if ([event isEqualToString:@"invalid"])
8831         event = @"???";
8832     else if ([event isEqualToString:@"memory"])
8833         event = @"mem";
8834     else if ([event isEqualToString:@"disk"])
8835         event = @"ssd";
8836     else if ([event isEqualToString:@"miss"])
8837         event = @"---";
8838
8839     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8840 #endif
8841 }
8842
8843 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8844     if (NSURLResponse *response = [cached response])
8845         if (NSString *mime = [response MIMEType])
8846             if ([mime isEqualToString:@"text/cache-manifest"]) {
8847                 NSURL *url([response URL]);
8848
8849 #if !ForRelease
8850                 NSLog(@"###: %@", [url absoluteString]);
8851 #endif
8852
8853                 @synchronized (HostConfig_) {
8854                     [CachedURLs_ addObject:url];
8855                 }
8856             }
8857
8858     [super storeCachedResponse:cached forRequest:request];
8859 }
8860
8861 - (void) createDiskCachePath {
8862     [super createDiskCachePath];
8863 }
8864
8865 @end
8866
8867 @interface Cydia : UIApplication <
8868     ConfirmationControllerDelegate,
8869     DatabaseDelegate,
8870     CydiaDelegate
8871 > {
8872     _H<UIWindow> window_;
8873     _H<CydiaTabBarController> tabbar_;
8874     _H<CyteTabBarController> emulated_;
8875     _H<AppCacheController> appcache_;
8876
8877     _H<NSMutableArray> essential_;
8878     _H<NSMutableArray> broken_;
8879
8880     Database *database_;
8881
8882     _H<NSURL> starturl_;
8883
8884     unsigned locked_;
8885     unsigned activity_;
8886
8887     _H<StashController> stash_;
8888
8889     bool loaded_;
8890 }
8891
8892 - (void) loadData;
8893
8894 @end
8895
8896 @implementation Cydia
8897
8898 - (void) lockSuspend {
8899     if (locked_++ == 0) {
8900         if ($SBSSetInterceptsMenuButtonForever != NULL)
8901             (*$SBSSetInterceptsMenuButtonForever)(true);
8902
8903         [self setIdleTimerDisabled:YES];
8904     }
8905 }
8906
8907 - (void) unlockSuspend {
8908     if (--locked_ == 0) {
8909         [self setIdleTimerDisabled:NO];
8910
8911         if ($SBSSetInterceptsMenuButtonForever != NULL)
8912             (*$SBSSetInterceptsMenuButtonForever)(false);
8913     }
8914 }
8915
8916 - (void) beginUpdate {
8917     [tabbar_ beginUpdate];
8918 }
8919
8920 - (void) cancelUpdate {
8921     [tabbar_ cancelUpdate];
8922 }
8923
8924 - (bool) requestUpdate {
8925     if (IsReachable("cydia.saurik.com")) {
8926         [self beginUpdate];
8927         return true;
8928     } else {
8929         UIAlertView *alert = [[[UIAlertView alloc]
8930             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
8931             message:@"Host Unreachable" // XXX: Localize
8932             delegate:self
8933             cancelButtonTitle:UCLocalize("OK")
8934             otherButtonTitles:nil
8935         ] autorelease];
8936
8937         [alert setContext:@"norefresh"];
8938         [alert show];
8939
8940         return false;
8941     }
8942 }
8943
8944 - (BOOL) updating {
8945     return [tabbar_ updating];
8946 }
8947
8948 - (void) _loaded {
8949     if ([broken_ count] != 0) {
8950         int count = [broken_ count];
8951
8952         UIAlertView *alert = [[[UIAlertView alloc]
8953             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8954             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8955             delegate:self
8956             cancelButtonTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("FORCIBLY_CLEAR"), UCLocalize("UNSAFE")]
8957             otherButtonTitles:
8958                 UCLocalize("TEMPORARY_IGNORE"),
8959             nil
8960         ] autorelease];
8961
8962         [alert setContext:@"fixhalf"];
8963         [alert setNumberOfRows:2];
8964         [alert show];
8965     } else if (!Ignored_ && [essential_ count] != 0) {
8966         int count = [essential_ count];
8967
8968         UIAlertView *alert = [[[UIAlertView alloc]
8969             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8970             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8971             delegate:self
8972             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8973             otherButtonTitles:
8974                 UCLocalize("UPGRADE_ESSENTIAL"),
8975                 UCLocalize("COMPLETE_UPGRADE"),
8976             nil
8977         ] autorelease];
8978
8979         [alert setContext:@"upgrade"];
8980         [alert show];
8981     }
8982 }
8983
8984 - (void) returnToCydia {
8985     [self _loaded];
8986 }
8987
8988 - (void) reloadSpringBoard {
8989     if (kCFCoreFoundationVersionNumber >= 700) // XXX: iOS 6.x
8990         system("/bin/launchctl stop com.apple.backboardd");
8991     else
8992         system("/bin/launchctl stop com.apple.SpringBoard");
8993     sleep(15);
8994     system("/usr/bin/killall backboardd SpringBoard");
8995 }
8996
8997 - (void) _saveConfig {
8998     SaveConfig(database_);
8999 }
9000
9001 // Navigation controller for the queuing badge.
9002 - (UINavigationController *) queueNavigationController {
9003     NSArray *controllers = [tabbar_ viewControllers];
9004     return [controllers objectAtIndex:3];
9005 }
9006
9007 - (void) unloadData {
9008     [tabbar_ unloadData];
9009 }
9010
9011 - (void) _updateData {
9012     [self _saveConfig];
9013     [self unloadData];
9014
9015     UINavigationController *navigation = [self queueNavigationController];
9016
9017     id queuedelegate = nil;
9018     if ([[navigation viewControllers] count] > 0)
9019         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9020
9021     [queuedelegate queueStatusDidChange];
9022     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9023 }
9024
9025 - (void) _refreshIfPossible {
9026     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9027
9028     NSDate *update([[NSDictionary dictionaryWithContentsOfFile:@ CacheState_] objectForKey:@"LastUpdate"]);
9029
9030     bool recently = false;
9031     if (update != nil) {
9032         NSTimeInterval interval([update timeIntervalSinceNow]);
9033         if (interval > -(15*60))
9034             recently = true;
9035     }
9036
9037     // Don't automatic refresh if:
9038     //  - We already refreshed recently.
9039     //  - We already auto-refreshed this launch.
9040     //  - Auto-refresh is disabled.
9041     //  - Cydia's server is not reachable
9042     if (recently || loaded_ || ManualRefresh || !IsReachable("cydia.saurik.com")) {
9043         // If we are cancelling, we need to make sure it knows it's already loaded.
9044         loaded_ = true;
9045
9046         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9047     } else {
9048         // We are going to load, so remember that.
9049         loaded_ = true;
9050
9051         [tabbar_ performSelectorOnMainThread:@selector(beginUpdate) withObject:nil waitUntilDone:NO];
9052     }
9053
9054     [pool release];
9055 }
9056
9057 - (void) refreshIfPossible {
9058     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible) toTarget:self withObject:nil];
9059 }
9060
9061 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9062 _profile(reloadDataWithInvocation)
9063 @synchronized (self) {
9064     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9065     if (hud != nil)
9066         [hud setText:UCLocalize("RELOADING_DATA")];
9067
9068     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9069
9070     size_t changes(0);
9071
9072     [essential_ removeAllObjects];
9073     [broken_ removeAllObjects];
9074
9075     _profile(reloadDataWithInvocation$Essential)
9076     NSArray *packages([database_ packages]);
9077     for (Package *package in packages) {
9078         if ([package half])
9079             [broken_ addObject:package];
9080         if ([package upgradableAndEssential:YES] && ![package ignored]) {
9081             if ([package essential] && [package installed] != nil)
9082                 [essential_ addObject:package];
9083             ++changes;
9084         }
9085     }
9086     _end
9087
9088     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9089     if (changes != 0) {
9090         _trace();
9091         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9092         [changesItem setBadgeValue:badge];
9093         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9094         [self setApplicationIconBadgeNumber:changes];
9095     } else {
9096         _trace();
9097         [changesItem setBadgeValue:nil];
9098         [changesItem setAnimatedBadge:NO];
9099         [self setApplicationIconBadgeNumber:0];
9100     }
9101
9102     Queuing_ = false;
9103     [self _updateData];
9104
9105     if (hud != nil)
9106         [self removeProgressHUD:hud];
9107 }
9108 _end
9109
9110     PrintTimes();
9111 }
9112
9113 - (void) updateData {
9114     [self _updateData];
9115 }
9116
9117 - (void) updateDataAndLoad {
9118     [self _updateData];
9119     if ([database_ progressDelegate] == nil)
9120         [self _loaded];
9121 }
9122
9123 - (void) update_ {
9124     [database_ update];
9125     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9126 }
9127
9128 - (void) disemulate {
9129     if (emulated_ == nil)
9130         return;
9131
9132     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9133         [window_ setRootViewController:tabbar_];
9134     else {
9135         [window_ addSubview:[tabbar_ view]];
9136         [[emulated_ view] removeFromSuperview];
9137     }
9138
9139     emulated_ = nil;
9140     [window_ setUserInteractionEnabled:YES];
9141 }
9142
9143 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9144     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9145
9146     UIViewController *parent;
9147     if (emulated_ == nil)
9148         parent = tabbar_;
9149     else if (!force)
9150         parent = emulated_;
9151     else {
9152         [self disemulate];
9153         parent = tabbar_;
9154     }
9155
9156     if (IsWildcat_)
9157         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9158     [parent presentModalViewController:navigation animated:YES];
9159 }
9160
9161 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9162     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9163
9164     if (navigation != nil)
9165         [navigation pushViewController:progress animated:YES];
9166     else
9167         [self presentModalViewController:progress force:YES];
9168
9169     [progress invoke:invocation withTitle:title];
9170     return progress;
9171 }
9172
9173 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9174     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9175 }
9176
9177 - (void) repairWithInvocation:(NSInvocation *)invocation {
9178     _trace();
9179     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9180     _trace();
9181 }
9182
9183 - (void) repairWithSelector:(SEL)selector {
9184     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9185 }
9186
9187 - (void) reloadData {
9188     [self reloadDataWithInvocation:nil];
9189     if ([database_ progressDelegate] == nil)
9190         [self _loaded];
9191 }
9192
9193 - (void) syncData {
9194     [self _saveConfig];
9195     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9196 }
9197
9198 - (void) addSource:(NSDictionary *) source {
9199     CydiaAddSource(source);
9200 }
9201
9202 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9203     CydiaAddSource(href, distribution, sections);
9204 }
9205
9206 // XXX: this method should not return anything
9207 - (BOOL) addTrivialSource:(NSString *)href {
9208     CydiaAddSource(href, @"./");
9209     return YES;
9210 }
9211
9212 - (void) resolve {
9213     pkgProblemResolver *resolver = [database_ resolver];
9214
9215     resolver->InstallProtect();
9216     if (!resolver->Resolve(true))
9217         _error->Discard();
9218 }
9219
9220 - (bool) perform {
9221     // XXX: this is a really crappy way of doing this.
9222     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9223     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9224     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9225     if ([tabbar_ updating])
9226         [tabbar_ cancelUpdate];
9227
9228     if (![database_ prepare])
9229         return false;
9230
9231     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9232     [page setDelegate:self];
9233     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9234
9235     if (IsWildcat_)
9236         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9237     [tabbar_ presentModalViewController:confirm_ animated:YES];
9238
9239     return true;
9240 }
9241
9242 - (void) queue {
9243     @synchronized (self) {
9244         [self perform];
9245     }
9246 }
9247
9248 - (void) clearPackage:(Package *)package {
9249     @synchronized (self) {
9250         [package clear];
9251         [self resolve];
9252         [self perform];
9253     }
9254 }
9255
9256 - (void) installPackages:(NSArray *)packages {
9257     @synchronized (self) {
9258         for (Package *package in packages)
9259             [package install];
9260         [self resolve];
9261         [self perform];
9262     }
9263 }
9264
9265 - (void) installPackage:(Package *)package {
9266     @synchronized (self) {
9267         [package install];
9268         [self resolve];
9269         [self perform];
9270     }
9271 }
9272
9273 - (void) removePackage:(Package *)package {
9274     @synchronized (self) {
9275         [package remove];
9276         [self resolve];
9277         [self perform];
9278     }
9279 }
9280
9281 - (void) distUpgrade {
9282     @synchronized (self) {
9283         if (![database_ upgrade])
9284             return;
9285         [self perform];
9286     }
9287 }
9288
9289 - (void) _uicache {
9290     _trace();
9291     system("/usr/bin/uicache");
9292     _trace();
9293 }
9294
9295 - (void) uicache {
9296     UIProgressHUD *hud([self addProgressHUD]);
9297     [hud setText:UCLocalize("LOADING")];
9298     [self yieldToSelector:@selector(_uicache)];
9299     [self removeProgressHUD:hud];
9300 }
9301
9302 - (void) perform_ {
9303     [database_ perform];
9304     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9305     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9306 }
9307
9308 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9309     Queuing_ = false;
9310     [self lockSuspend];
9311     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9312     [self unlockSuspend];
9313 }
9314
9315 - (void) retainNetworkActivityIndicator {
9316     if (activity_++ == 0)
9317         [self setNetworkActivityIndicatorVisible:YES];
9318
9319 #if TraceLogging
9320     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9321 #endif
9322 }
9323
9324 - (void) releaseNetworkActivityIndicator {
9325     if (--activity_ == 0)
9326         [self setNetworkActivityIndicatorVisible:NO];
9327
9328 #if TraceLogging
9329     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9330 #endif
9331
9332 }
9333
9334 - (void) cancelAndClear:(bool)clear {
9335     @synchronized (self) {
9336         if (clear) {
9337             [database_ clear];
9338             Queuing_ = false;
9339         } else {
9340             Queuing_ = true;
9341         }
9342
9343         [self _updateData];
9344     }
9345 }
9346
9347 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9348     NSString *context([alert context]);
9349
9350     if ([context isEqualToString:@"conffile"]) {
9351         FILE *input = [database_ input];
9352         if (button == [alert cancelButtonIndex])
9353             fprintf(input, "N\n");
9354         else if (button == [alert firstOtherButtonIndex])
9355             fprintf(input, "Y\n");
9356         fflush(input);
9357
9358         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9359     } else if ([context isEqualToString:@"fixhalf"]) {
9360         if (button == [alert cancelButtonIndex]) {
9361             @synchronized (self) {
9362                 for (Package *broken in (id) broken_) {
9363                     [broken remove];
9364                     NSString *id(ShellEscape([broken id]));
9365                     system([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /bin/rm -f"
9366                         " /var/lib/dpkg/info/%@.prerm"
9367                         " /var/lib/dpkg/info/%@.postrm"
9368                         " /var/lib/dpkg/info/%@.preinst"
9369                         " /var/lib/dpkg/info/%@.postinst"
9370                         " /var/lib/dpkg/info/%@.extrainst_"
9371                     "", id, id, id, id, id] UTF8String]);
9372                 }
9373
9374                 [self resolve];
9375                 [self perform];
9376             }
9377         } else if (button == [alert firstOtherButtonIndex]) {
9378             [broken_ removeAllObjects];
9379             [self _loaded];
9380         }
9381
9382         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9383     } else if ([context isEqualToString:@"upgrade"]) {
9384         if (button == [alert firstOtherButtonIndex]) {
9385             @synchronized (self) {
9386                 for (Package *essential in (id) essential_)
9387                     [essential install];
9388
9389                 [self resolve];
9390                 [self perform];
9391             }
9392         } else if (button == [alert firstOtherButtonIndex] + 1) {
9393             [self distUpgrade];
9394         } else if (button == [alert cancelButtonIndex]) {
9395             Ignored_ = YES;
9396         }
9397
9398         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9399     }
9400 }
9401
9402 - (void) system:(NSString *)command {
9403     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9404
9405     _trace();
9406     system([command UTF8String]);
9407     _trace();
9408
9409     [pool release];
9410 }
9411
9412 - (void) applicationWillSuspend {
9413     [database_ clean];
9414     [super applicationWillSuspend];
9415 }
9416
9417 - (BOOL) isSafeToSuspend {
9418     if (locked_ != 0) {
9419 #if !ForRelease
9420         NSLog(@"isSafeToSuspend: locked_ != 0");
9421 #endif
9422         return false;
9423     }
9424
9425     if ([tabbar_ modalViewController] != nil)
9426         return false;
9427
9428     // Use external process status API internally.
9429     // This is probably a really bad idea.
9430     // XXX: what is the point of this? does this solve anything at all?
9431     uint64_t status = 0;
9432     int notify_token;
9433     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9434         notify_get_state(notify_token, &status);
9435         notify_cancel(notify_token);
9436     }
9437
9438     if (status != 0) {
9439 #if !ForRelease
9440         NSLog(@"isSafeToSuspend: status != 0");
9441 #endif
9442         return false;
9443     }
9444
9445 #if !ForRelease
9446     NSLog(@"isSafeToSuspend: -> true");
9447 #endif
9448     return true;
9449 }
9450
9451 - (void) suspendReturningToLastApp:(BOOL)returning {
9452     if ([self isSafeToSuspend])
9453         [super suspendReturningToLastApp:returning];
9454 }
9455
9456 - (void) suspend {
9457     if ([self isSafeToSuspend])
9458         [super suspend];
9459 }
9460
9461 - (void) applicationSuspend {
9462     if ([self isSafeToSuspend])
9463         [super applicationSuspend];
9464 }
9465
9466 - (void) applicationSuspend:(__GSEvent *)event {
9467     if ([self isSafeToSuspend])
9468         [super applicationSuspend:event];
9469 }
9470
9471 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9472     if ([self isSafeToSuspend])
9473         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9474 }
9475
9476 - (void) _setSuspended:(BOOL)value {
9477     if ([self isSafeToSuspend])
9478         [super _setSuspended:value];
9479 }
9480
9481 - (UIProgressHUD *) addProgressHUD {
9482     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9483     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9484
9485     [window_ setUserInteractionEnabled:NO];
9486
9487     UIViewController *target(tabbar_);
9488     if (UIViewController *modal = [target modalViewController])
9489         target = modal;
9490
9491     [hud showInView:[target view]];
9492
9493     [self lockSuspend];
9494     return hud;
9495 }
9496
9497 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9498     [self unlockSuspend];
9499     [hud hide];
9500     [hud removeFromSuperview];
9501     [window_ setUserInteractionEnabled:YES];
9502 }
9503
9504 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9505     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9506 }
9507
9508 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9509     NSString *scheme([[url scheme] lowercaseString]);
9510     if ([[url absoluteString] length] <= [scheme length] + 3)
9511         return nil;
9512     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9513     NSArray *components([path componentsSeparatedByString:@"/"]);
9514
9515     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9516         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9517         if (controller != nil)
9518             [controller setDelegate:self];
9519         return controller;
9520     }
9521
9522     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9523         return nil;
9524
9525     NSString *base([components objectAtIndex:0]);
9526
9527     CyteViewController *controller = nil;
9528
9529     if ([base isEqualToString:@"url"]) {
9530         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9531         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9532         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9533     } else if (!external && [components count] == 1) {
9534         if ([base isEqualToString:@"sources"]) {
9535             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9536         }
9537
9538         if ([base isEqualToString:@"home"]) {
9539             controller = [[[HomeController alloc] init] autorelease];
9540         }
9541
9542         if ([base isEqualToString:@"sections"]) {
9543             controller = [[[SectionsController alloc] initWithDatabase:database_ source:nil] autorelease];
9544         }
9545
9546         if ([base isEqualToString:@"search"]) {
9547             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9548         }
9549
9550         if ([base isEqualToString:@"changes"]) {
9551             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9552         }
9553
9554         if ([base isEqualToString:@"installed"]) {
9555             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9556         }
9557     } else if ([components count] == 2) {
9558         NSString *argument = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9559
9560         if ([base isEqualToString:@"package"]) {
9561             controller = [self pageForPackage:argument withReferrer:referrer];
9562         }
9563
9564         if (!external && [base isEqualToString:@"search"]) {
9565             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9566         }
9567
9568         if (!external && [base isEqualToString:@"sections"]) {
9569             if ([argument isEqualToString:@"all"] || [argument isEqualToString:@"*"])
9570                 argument = nil;
9571             controller = [[[SectionController alloc] initWithDatabase:database_ source:nil section:argument] autorelease];
9572         }
9573
9574         if ([base isEqualToString:@"sources"]) {
9575             if ([argument isEqualToString:@"add"]) {
9576                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9577                 [(SourcesController *)controller showAddSourcePrompt];
9578             } else {
9579                 Source *source([database_ sourceWithKey:argument]);
9580                 controller = [[[SectionsController alloc] initWithDatabase:database_ source:source] autorelease];
9581             }
9582         }
9583
9584         if (!external && [base isEqualToString:@"launch"]) {
9585             [self launchApplicationWithIdentifier:argument suspended:NO];
9586             return nil;
9587         }
9588     } else if (!external && [components count] == 3) {
9589         NSString *arg1 = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9590         NSString *arg2 = [[components objectAtIndex:2] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9591
9592         if ([base isEqualToString:@"package"]) {
9593             if ([arg2 isEqualToString:@"settings"]) {
9594                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9595             } else if ([arg2 isEqualToString:@"files"]) {
9596                 if (Package *package = [database_ packageWithName:arg1]) {
9597                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9598                     [(FileTable *)controller setPackage:package];
9599                 }
9600             }
9601         }
9602
9603         if ([base isEqualToString:@"sections"]) {
9604             Source *source([arg1 isEqualToString:@"*"] ? nil : [database_ sourceWithKey:arg1]);
9605             NSString *section([arg2 isEqualToString:@"*"] ? nil : arg2);
9606             controller = [[[SectionController alloc] initWithDatabase:database_ source:source section:section] autorelease];
9607         }
9608     }
9609
9610     [controller setDelegate:self];
9611     return controller;
9612 }
9613
9614 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9615     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
9616
9617     if (page != nil)
9618         [tabbar_ setUnselectedViewController:page];
9619
9620     return page != nil;
9621 }
9622
9623 - (void) applicationOpenURL:(NSURL *)url {
9624     [super applicationOpenURL:url];
9625
9626     if (!loaded_)
9627         starturl_ = url;
9628     else
9629         [self openCydiaURL:url forExternal:YES];
9630 }
9631
9632 - (void) applicationWillResignActive:(UIApplication *)application {
9633     // Stop refreshing if you get a phone call or lock the device.
9634     if ([tabbar_ updating])
9635         [tabbar_ cancelUpdate];
9636
9637     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9638         [super applicationWillResignActive:application];
9639 }
9640
9641 - (void) saveState {
9642     [[NSDictionary dictionaryWithObjectsAndKeys:
9643         @"InterfaceState", [tabbar_ navigationURLCollection],
9644         @"LastClosed", [NSDate date],
9645         @"InterfaceIndex", [NSNumber numberWithInt:[tabbar_ selectedIndex]],
9646     nil] writeToFile:@ SavedState_ atomically:YES];
9647
9648     [self _saveConfig];
9649 }
9650
9651 - (void) applicationWillTerminate:(UIApplication *)application {
9652     [self saveState];
9653 }
9654
9655 - (void) applicationDidEnterBackground:(UIApplication *)application {
9656     if (kCFCoreFoundationVersionNumber < 1000 && [self isSafeToSuspend])
9657         return [self terminateWithSuccess];
9658     Backgrounded_ = [NSDate date];
9659     [self saveState];
9660 }
9661
9662 - (void) applicationWillEnterForeground:(UIApplication *)application {
9663     if (Backgrounded_ == nil)
9664         return;
9665
9666     NSTimeInterval interval([Backgrounded_ timeIntervalSinceNow]);
9667
9668     if (interval <= -(30*60)) {
9669         [tabbar_ setSelectedIndex:0];
9670         [[[tabbar_ viewControllers] objectAtIndex:0] popToRootViewControllerAnimated:NO];
9671     }
9672
9673     if (interval <= -(15*60)) {
9674         if (IsReachable("cydia.saurik.com")) {
9675             [tabbar_ beginUpdate];
9676             [appcache_ reloadURLWithCache:YES];
9677         }
9678     }
9679
9680     if ([database_ delocked])
9681         [self reloadData];
9682 }
9683
9684 - (void) setConfigurationData:(NSString *)data {
9685     static RegEx conffile_r("'(.*)' '(.*)' ([01]) ([01])");
9686
9687     if (!conffile_r(data)) {
9688         lprintf("E:invalid conffile\n");
9689         return;
9690     }
9691
9692     NSString *ofile = conffile_r[1];
9693     //NSString *nfile = conffile_r[2];
9694
9695     UIAlertView *alert = [[[UIAlertView alloc]
9696         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9697         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9698         delegate:self
9699         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9700         otherButtonTitles:
9701             UCLocalize("ACCEPT_NEW_COPY"),
9702             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9703         nil
9704     ] autorelease];
9705
9706     [alert setContext:@"conffile"];
9707     [alert setNumberOfRows:2];
9708     [alert show];
9709 }
9710
9711 - (void) addStashController {
9712     [self lockSuspend];
9713     stash_ = [[[StashController alloc] init] autorelease];
9714     [window_ addSubview:[stash_ view]];
9715 }
9716
9717 - (void) removeStashController {
9718     [[stash_ view] removeFromSuperview];
9719     stash_ = nil;
9720     [self unlockSuspend];
9721 }
9722
9723 - (void) stash {
9724     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9725     UpdateExternalStatus(1);
9726     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/cydo /usr/libexec/cydia/free.sh"];
9727     UpdateExternalStatus(0);
9728
9729     [self removeStashController];
9730     [self reloadSpringBoard];
9731 }
9732
9733 - (void) setupViewControllers {
9734     tabbar_ = [[[CydiaTabBarController alloc] initWithDatabase:database_] autorelease];
9735
9736     NSMutableArray *items;
9737     if (kCFCoreFoundationVersionNumber < 800) {
9738         items = [NSMutableArray arrayWithObjects:
9739             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home.png"] tag:0] autorelease],
9740             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install.png"] tag:0] autorelease],
9741             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes.png"] tag:0] autorelease],
9742             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage.png"] tag:0] autorelease],
9743             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search.png"] tag:0] autorelease],
9744         nil];
9745     } else {
9746         items = [NSMutableArray arrayWithObjects:
9747             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home7.png"] selectedImage:[UIImage imageNamed:@"home7s.png"]] autorelease],
9748             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install7.png"] selectedImage:[UIImage imageNamed:@"install7s.png"]] autorelease],
9749             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes7.png"] selectedImage:[UIImage imageNamed:@"changes7s.png"]] autorelease],
9750             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage7.png"] selectedImage:[UIImage imageNamed:@"manage7s.png"]] autorelease],
9751             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search7.png"] selectedImage:[UIImage imageNamed:@"search7s.png"]] autorelease],
9752         nil];
9753     }
9754
9755     NSMutableArray *controllers([NSMutableArray array]);
9756     for (UITabBarItem *item in items) {
9757         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9758         [controller setTabBarItem:item];
9759         [controllers addObject:controller];
9760     }
9761     [tabbar_ setViewControllers:controllers];
9762
9763     [tabbar_ setUpdateDelegate:self];
9764 }
9765
9766 - (void) _sendMemoryWarningNotification {
9767     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
9768         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
9769     else
9770         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9771 }
9772
9773 - (void) _sendMemoryWarningNotifications {
9774     while (true) {
9775         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9776         sleep(2);
9777         //usleep(2000000);
9778     }
9779 }
9780
9781 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
9782     NSLog(@"--");
9783     [[NSURLCache sharedURLCache] removeAllCachedResponses];
9784 }
9785
9786 - (void) applicationDidFinishLaunching:(id)unused {
9787     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9788
9789 _trace();
9790     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9791         [self setApplicationSupportsShakeToEdit:NO];
9792
9793     @synchronized (HostConfig_) {
9794         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9795     }
9796
9797     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9798         initWithMemoryCapacity:524288
9799         diskCapacity:10485760
9800         diskPath:Cache("SDURLCache")
9801     ] autorelease]];
9802
9803     [CydiaWebViewController _initialize];
9804
9805     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9806
9807     // this would disallow http{,s} URLs from accessing this data
9808     //[WebView registerURLSchemeAsLocal:@"cydia"];
9809
9810     Font12_ = [UIFont systemFontOfSize:12];
9811     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9812     Font14_ = [UIFont systemFontOfSize:14];
9813     Font18_ = [UIFont systemFontOfSize:18];
9814     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9815     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9816
9817     essential_ = [NSMutableArray arrayWithCapacity:4];
9818     broken_ = [NSMutableArray arrayWithCapacity:4];
9819
9820     // XXX: I really need this thing... like, seriously... I'm sorry
9821     appcache_ = [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] autorelease];
9822     [appcache_ reloadData];
9823
9824     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9825     [window_ orderFront:self];
9826     [window_ makeKey:self];
9827     [window_ setHidden:NO];
9828
9829     if (false) stash: {
9830         [self addStashController];
9831         // XXX: this would be much cleaner as a yieldToSelector:
9832         // that way the removeStashController could happen right here inline
9833         // we also could no longer require the useless stash_ field anymore
9834         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9835         return;
9836     }
9837
9838     struct stat root;
9839     int error(stat("/", &root));
9840     _assert(error != -1);
9841
9842     #define Stash_(path) do { \
9843         struct stat folder; \
9844         int error(lstat((path), &folder)); \
9845         if (error != -1 && ( \
9846             folder.st_dev == root.st_dev && \
9847             S_ISDIR(folder.st_mode) \
9848         ) || error == -1 && ( \
9849             errno == ENOENT || \
9850             errno == ENOTDIR \
9851         )) goto stash; \
9852     } while (false)
9853
9854     Stash_("/Applications");
9855     Stash_("/Library/Ringtones");
9856     Stash_("/Library/Wallpaper");
9857     //Stash_("/usr/bin");
9858     Stash_("/usr/include");
9859     Stash_("/usr/share");
9860     //Stash_("/var/lib");
9861
9862     database_ = [Database sharedInstance];
9863     [database_ setDelegate:self];
9864
9865     [window_ setUserInteractionEnabled:NO];
9866     [self setupViewControllers];
9867
9868     CydiaLoadingViewController *loading([[[CydiaLoadingViewController alloc] init] autorelease]);
9869     UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
9870     [navigation setViewControllers:[NSArray arrayWithObject:loading]];
9871
9872     emulated_ = [[[CyteTabBarController alloc] init] autorelease];
9873     [emulated_ setViewControllers:[NSArray arrayWithObject:navigation]];
9874     [emulated_ setSelectedIndex:0];
9875
9876     if ([emulated_ respondsToSelector:@selector(concealTabBarSelection)])
9877         [emulated_ concealTabBarSelection];
9878
9879     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9880         [window_ setRootViewController:emulated_];
9881     else
9882         [window_ addSubview:[emulated_ view]];
9883
9884     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9885 _trace();
9886 }
9887
9888 - (NSArray *) defaultStartPages {
9889     NSMutableArray *standard = [NSMutableArray array];
9890     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9891     [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9892     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9893     [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9894     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9895     return standard;
9896 }
9897
9898 - (void) loadData {
9899 _trace();
9900     if ([emulated_ modalViewController] != nil)
9901         [emulated_ dismissModalViewControllerAnimated:YES];
9902     [window_ setUserInteractionEnabled:NO];
9903
9904     [self reloadDataWithInvocation:nil];
9905     [self refreshIfPossible];
9906     [self disemulate];
9907
9908     NSDictionary *state([NSDictionary dictionaryWithContentsOfFile:@ SavedState_]);
9909
9910     int savedIndex = [[state objectForKey:@"InterfaceIndex"] intValue];
9911     NSArray *saved = [[[state objectForKey:@"InterfaceState"] mutableCopy] autorelease];
9912     int standardIndex = 0;
9913     NSArray *standard = [self defaultStartPages];
9914
9915     BOOL valid = YES;
9916
9917     if (saved == nil)
9918         valid = NO;
9919
9920     NSDate *closed = [state objectForKey:@"LastClosed"];
9921     if (valid && closed != nil) {
9922         NSTimeInterval interval([closed timeIntervalSinceNow]);
9923         if (interval <= -(30*60))
9924             valid = NO;
9925     }
9926
9927     if (valid && [saved count] != [standard count])
9928         valid = NO;
9929
9930     if (valid) {
9931         for (unsigned int i = 0; i < [standard count]; i++) {
9932             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9933             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9934             //      but it's good enough for now.
9935             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9936                 valid = NO;
9937                 break;
9938             }
9939         }
9940     }
9941
9942     NSArray *items = nil;
9943     if (valid) {
9944         [tabbar_ setSelectedIndex:savedIndex];
9945         items = saved;
9946     } else {
9947         [tabbar_ setSelectedIndex:standardIndex];
9948         items = standard;
9949     }
9950
9951     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9952         NSArray *stack = [items objectAtIndex:tab];
9953         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9954         NSMutableArray *current = [NSMutableArray array];
9955
9956         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9957             NSString *addr = [stack objectAtIndex:nav];
9958             NSURL *url = [NSURL URLWithString:addr];
9959             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
9960             if (page != nil)
9961                 [current addObject:page];
9962         }
9963
9964         [navigation setViewControllers:current];
9965     }
9966
9967     // (Try to) show the startup URL.
9968     if (starturl_ != nil) {
9969         [self openCydiaURL:starturl_ forExternal:YES];
9970         starturl_ = nil;
9971     }
9972 }
9973
9974 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9975     if (item != nil && IsWildcat_) {
9976         [sheet showFromBarButtonItem:item animated:YES];
9977     } else {
9978         [sheet showInView:window_];
9979     }
9980 }
9981
9982 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9983     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9984     [progress setTitle:task];
9985     [progress addProgressEvent:event];
9986 }
9987
9988 - (void) addProgressEventForTask:(NSArray *)data {
9989     CydiaProgressEvent *event([data objectAtIndex:0]);
9990     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9991     [self addProgressEvent:event forTask:task];
9992 }
9993
9994 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9995     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9996 }
9997
9998 @end
9999
10000 /*IMP alloc_;
10001 id Alloc_(id self, SEL selector) {
10002     id object = alloc_(self, selector);
10003     lprintf("[%s]A-%p\n", self->isa->name, object);
10004     return object;
10005 }*/
10006
10007 /*IMP dealloc_;
10008 id Dealloc_(id self, SEL selector) {
10009     id object = dealloc_(self, selector);
10010     lprintf("[%s]D-%p\n", self->isa->name, object);
10011     return object;
10012 }*/
10013
10014 Class $NSURLConnection;
10015
10016 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10017     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
10018
10019     NSURL *url([copy URL]);
10020
10021     NSString *host([url host]);
10022     NSString *scheme([[url scheme] lowercaseString]);
10023
10024     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10025
10026     @synchronized (HostConfig_) {
10027         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10028             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10029                 [copy setHTTPShouldUsePipelining:YES];
10030
10031         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10032             if ([control isEqualToString:@"max-age=0"])
10033                 if ([CachedURLs_ containsObject:url]) {
10034 #if !ForRelease
10035                     NSLog(@"~~~: %@", url);
10036 #endif
10037
10038                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10039
10040                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10041                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10042                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10043                 }
10044     }
10045
10046     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10047     } return self;
10048 }
10049
10050 Class $WAKWindow;
10051
10052 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
10053     CGSize size([[UIScreen mainScreen] bounds].size);
10054     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10055         if ([$WAKWindow hasLandscapeOrientation])
10056             std::swap(size.width, size.height);*/
10057     return size;
10058 }
10059
10060 Class $NSUserDefaults;
10061
10062 MSHook(id, NSUserDefaults$objectForKey$, NSUserDefaults *self, SEL _cmd, NSString *key) {
10063     if ([key respondsToSelector:@selector(isEqualToString:)] && [key isEqualToString:@"WebKitLocalStorageDatabasePathPreferenceKey"])
10064         return Cache("LocalStorage");
10065     return _NSUserDefaults$objectForKey$(self, _cmd, key);
10066 }
10067
10068 static NSMutableDictionary *AutoreleaseDeepMutableCopyOfDictionary(CFTypeRef type) {
10069     if (type == NULL)
10070         return nil;
10071     if (CFGetTypeID(type) != CFDictionaryGetTypeID())
10072         return nil;
10073     CFTypeRef copy(CFPropertyListCreateDeepCopy(kCFAllocatorDefault, type, kCFPropertyListMutableContainers));
10074     CFRelease(type);
10075     return [(NSMutableDictionary *) copy autorelease];
10076 }
10077
10078 int main(int argc, char *argv[]) {
10079     int fd(open("/tmp/cydia.log", O_WRONLY | O_APPEND | O_CREAT, 0644));
10080     dup2(fd, 2);
10081     close(fd);
10082
10083     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10084
10085     _trace();
10086
10087     UpdateExternalStatus(0);
10088
10089     UIScreen *screen([UIScreen mainScreen]);
10090     if ([screen respondsToSelector:@selector(scale)])
10091         ScreenScale_ = [screen scale];
10092     else
10093         ScreenScale_ = 1;
10094
10095     UIDevice *device([UIDevice currentDevice]);
10096     if ([device respondsToSelector:@selector(userInterfaceIdiom)]) {
10097         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10098         if (idiom == UIUserInterfaceIdiomPad)
10099             IsWildcat_ = true;
10100     }
10101
10102     Idiom_ = IsWildcat_ ? @"ipad" : @"iphone";
10103
10104     RegEx pattern("([0-9]+\\.[0-9]+).*");
10105
10106     if (pattern([device systemVersion]))
10107         Firmware_ = pattern[1];
10108     if (pattern(Cydia_))
10109         Major_ = pattern[1];
10110
10111     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10112
10113     HostConfig_ = [[[NSObject alloc] init] autorelease];
10114     @synchronized (HostConfig_) {
10115         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10116         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10117         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10118         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10119     }
10120
10121     NSString *ui(@"ui/ios");
10122     if (Idiom_ != nil)
10123         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10124     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10125     UI_ = CydiaURL(ui);
10126
10127     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10128
10129     /* Library Hacks {{{ */
10130     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10131
10132     $WAKWindow = objc_getClass("WAKWindow");
10133     if ($WAKWindow != NULL)
10134         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10135             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10136
10137     $NSURLConnection = objc_getClass("NSURLConnection");
10138     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10139     if (NSURLConnection$init$ != NULL) {
10140         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10141         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10142     }
10143
10144     $NSUserDefaults = objc_getClass("NSUserDefaults");
10145     Method NSUserDefaults$objectForKey$(class_getInstanceMethod($NSUserDefaults, @selector(objectForKey:)));
10146     if (NSUserDefaults$objectForKey$ != NULL) {
10147         _NSUserDefaults$objectForKey$ = reinterpret_cast<id (*)(NSUserDefaults *, SEL, NSString *)>(method_getImplementation(NSUserDefaults$objectForKey$));
10148         method_setImplementation(NSUserDefaults$objectForKey$, reinterpret_cast<IMP>(&$NSUserDefaults$objectForKey$));
10149     }
10150     /* }}} */
10151     /* Set Locale {{{ */
10152     Locale_ = CFLocaleCopyCurrent();
10153     Languages_ = [NSLocale preferredLanguages];
10154
10155     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10156     //NSLog(@"%@", [Languages_ description]);
10157
10158     const char *lang;
10159     if (Locale_ != NULL)
10160         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10161     else if (Languages_ != nil && [Languages_ count] != 0)
10162         lang = [[Languages_ objectAtIndex:0] UTF8String];
10163     else
10164         // XXX: consider just setting to C and then falling through?
10165         lang = NULL;
10166
10167     if (lang != NULL) {
10168         RegEx pattern("([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?");
10169         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10170     }
10171
10172     NSLog(@"Setting Language: %s", lang);
10173
10174     if (lang != NULL) {
10175         setenv("LANG", lang, true);
10176         std::setlocale(LC_ALL, lang);
10177     }
10178     /* }}} */
10179     /* Index Collation {{{ */
10180     if (Class $UILocalizedIndexedCollation = objc_getClass("UILocalizedIndexedCollation")) { @try {
10181         NSBundle *bundle([NSBundle bundleForClass:$UILocalizedIndexedCollation]);
10182         NSString *path([bundle pathForResource:@"UITableViewLocalizedSectionIndex" ofType:@"plist"]);
10183         //path = @"/System/Library/Frameworks/UIKit.framework/.lproj/UITableViewLocalizedSectionIndex.plist";
10184         NSDictionary *dictionary([NSDictionary dictionaryWithContentsOfFile:path]);
10185         _H<UILocalizedIndexedCollation> collation([[[$UILocalizedIndexedCollation alloc] initWithDictionary:dictionary] autorelease]);
10186
10187         CollationLocale_ = MSHookIvar<NSLocale *>(collation, "_locale");
10188
10189         if (kCFCoreFoundationVersionNumber >= 800 && [[CollationLocale_ localeIdentifier] isEqualToString:@"zh@collation=stroke"]) {
10190             CollationThumbs_ = [NSArray arrayWithObjects:@"1",@"•",@"4",@"•",@"7",@"•",@"10",@"•",@"13",@"•",@"16",@"•",@"19",@"A",@"•",@"E",@"•",@"I",@"•",@"M",@"•",@"R",@"•",@"V",@"•",@"Z",@"#",nil];
10191             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})
10192                 CollationOffset_.push_back(offset);
10193             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];
10194             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];
10195         } else {
10196
10197         CollationThumbs_ = [collation sectionIndexTitles];
10198         for (size_t index(0), end([CollationThumbs_ count]); index != end; ++index)
10199             CollationOffset_.push_back([collation sectionForSectionIndexTitleAtIndex:index]);
10200
10201         CollationTitles_ = [collation sectionTitles];
10202         CollationStarts_ = MSHookIvar<NSArray *>(collation, "_sectionStartStrings");
10203
10204         NSString *&transform(MSHookIvar<NSString *>(collation, "_transform"));
10205         if (&transform != NULL && transform != nil) {
10206             /*if ([collation respondsToSelector:@selector(transformedCollationStringForString:)])
10207                 CollationModify_ = [=](NSString *value) { return [collation transformedCollationStringForString:value]; };*/
10208             const UChar *uid(reinterpret_cast<const UChar *>([transform cStringUsingEncoding:NSUnicodeStringEncoding]));
10209             UErrorCode code(U_ZERO_ERROR);
10210             CollationTransl_ = utrans_openU(uid, -1, UTRANS_FORWARD, NULL, 0, NULL, &code);
10211             if (!U_SUCCESS(code))
10212                 NSLog(@"%s", u_errorName(code));
10213         }
10214
10215         }
10216     } @catch (NSException *e) {
10217         NSLog(@"%@", e);
10218         goto hard;
10219     } } else hard: {
10220         CollationLocale_ = [[[NSLocale alloc] initWithLocaleIdentifier:@"en@collation=dictionary"] autorelease];
10221
10222         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];
10223         for (NSInteger offset(0); offset != 28; ++offset)
10224             CollationOffset_.push_back(offset);
10225
10226         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];
10227         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];
10228     }
10229     /* }}} */
10230     /* Parse Arguments {{{ */
10231     bool substrate(false);
10232
10233     if (argc != 0) {
10234         char **args(argv);
10235         int arge(1);
10236
10237         for (int argi(1); argi != argc; ++argi)
10238             if (strcmp(argv[argi], "--") == 0) {
10239                 arge = argi;
10240                 argv[argi] = argv[0];
10241                 argv += argi;
10242                 argc -= argi;
10243                 break;
10244             }
10245
10246         for (int argi(1); argi != arge; ++argi)
10247             if (strcmp(args[argi], "--substrate") == 0)
10248                 substrate = true;
10249             else
10250                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10251     }
10252     /* }}} */
10253
10254     App_ = [[NSBundle mainBundle] bundlePath];
10255     Advanced_ = YES;
10256
10257     Cache_ = [[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia", @"/var/mobile"] retain];
10258
10259     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10260     alloc_ = alloc->method_imp;
10261     alloc->method_imp = (IMP) &Alloc_;*/
10262
10263     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10264     dealloc_ = dealloc->method_imp;
10265     dealloc->method_imp = (IMP) &Dealloc_;*/
10266
10267     void *gestalt(dlopen("/usr/lib/libMobileGestalt.dylib", RTLD_GLOBAL | RTLD_LAZY));
10268     $MGCopyAnswer = reinterpret_cast<CFStringRef (*)(CFStringRef)>(dlsym(gestalt, "MGCopyAnswer"));
10269
10270     /* System Information {{{ */
10271     size_t size;
10272
10273     int maxproc;
10274     size = sizeof(maxproc);
10275     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10276         perror("sysctlbyname(\"kern.maxproc\", ?)");
10277     else if (maxproc < 64) {
10278         maxproc = 64;
10279         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10280             perror("sysctlbyname(\"kern.maxproc\", #)");
10281     }
10282
10283     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10284     char *osversion = new char[size];
10285     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10286         perror("sysctlbyname(\"kern.osversion\", ?)");
10287     else
10288         System_ = [NSString stringWithUTF8String:osversion];
10289
10290     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10291     char *machine = new char[size];
10292     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10293         perror("sysctlbyname(\"hw.machine\", ?)");
10294     else
10295         Machine_ = machine;
10296
10297     int64_t usermem(0);
10298     size = sizeof(usermem);
10299     if (sysctlbyname("hw.usermem", &usermem, &size, NULL, 0) == -1)
10300         usermem = 0;
10301
10302     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10303     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10304     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10305
10306     UniqueID_ = UniqueIdentifier(device);
10307
10308     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10309         Product_ = [info objectForKey:@"SafariProductVersion"];
10310         Safari_ = [info objectForKey:@"CFBundleVersion"];
10311     }
10312
10313     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10314
10315     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Safari_))
10316         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[1], agent];
10317     if (RegEx match = RegEx("([0-9]+[A-Z][0-9]+[a-z]?).*", System_))
10318         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[1], agent];
10319     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Product_))
10320         agent = [NSString stringWithFormat:@"Version/%@ %@", match[1], agent];
10321
10322     UserAgent_ = agent;
10323     /* }}} */
10324     /* Load Database {{{ */
10325     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10326
10327     _trace();
10328     mkdir("/var/mobile/Library/Cydia", 0755);
10329     MetaFile_.Open("/var/mobile/Library/Cydia/metadata.cb0");
10330     _trace();
10331
10332     Values_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaValues"), CFSTR("com.saurik.Cydia")));
10333     Sections_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaSections"), CFSTR("com.saurik.Cydia")));
10334     Sources_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaSources"), CFSTR("com.saurik.Cydia")));
10335     Version_ = [(NSNumber *) CFPreferencesCopyAppValue(CFSTR("CydiaVersion"), CFSTR("com.saurik.Cydia")) autorelease];
10336
10337     _trace();
10338     NSDictionary *metadata([[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease]);
10339
10340     if (Values_ == nil)
10341         Values_ = [metadata objectForKey:@"Values"];
10342     if (Values_ == nil)
10343         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10344
10345     if (Sections_ == nil)
10346         Sections_ = [metadata objectForKey:@"Sections"];
10347     if (Sections_ == nil)
10348         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10349
10350     if (Sources_ == nil)
10351         Sources_ = [metadata objectForKey:@"Sources"];
10352     if (Sources_ == nil)
10353         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10354
10355     // XXX: this wrong, but in a way that doesn't matter :/
10356     if (Version_ == nil)
10357         Version_ = [metadata objectForKey:@"Version"];
10358     if (Version_ == nil)
10359         Version_ = [NSNumber numberWithUnsignedInt:0];
10360
10361     if (NSDictionary *packages = [metadata objectForKey:@"Packages"]) {
10362         bool fail(false);
10363         CFDictionaryApplyFunction((CFDictionaryRef) packages, &PackageImport, &fail);
10364         _trace();
10365         if (fail)
10366             NSLog(@"unable to import package preferences... from 2010? oh well :/");
10367     }
10368
10369     if ([Version_ unsignedIntValue] == 0) {
10370         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10371         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10372         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10373         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10374
10375         Version_ = [NSNumber numberWithUnsignedInt:1];
10376
10377         if (NSMutableDictionary *cache = [NSMutableDictionary dictionaryWithContentsOfFile:@ CacheState_]) {
10378             [cache removeObjectForKey:@"LastUpdate"];
10379             [cache writeToFile:@ CacheState_ atomically:YES];
10380         }
10381     }
10382
10383     _H<NSMutableArray> broken([NSMutableArray array]);
10384     for (NSString *key in (id) Sources_)
10385         if ([key rangeOfCharacterFromSet:[NSCharacterSet characterSetWithCharactersInString:@"# "]].location != NSNotFound)
10386             [broken addObject:key];
10387     if ([broken count] != 0)
10388         for (NSString *key in (id) broken)
10389             [Sources_ removeObjectForKey:key];
10390     broken = nil;
10391
10392     SaveConfig(nil);
10393     system("/usr/libexec/cydia/cydo /bin/rm -f /var/lib/cydia/metadata.plist");
10394     /* }}} */
10395
10396     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10397
10398     if (kCFCoreFoundationVersionNumber > 1000)
10399         system("/usr/libexec/cydia/cydo /usr/libexec/cydia/setnsfpn /var/lib");
10400
10401     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10402
10403     if (access("/User", F_OK) != 0 || version != 6) {
10404         _trace();
10405         system("/usr/libexec/cydia/cydo /usr/libexec/cydia/firmware.sh");
10406         _trace();
10407     }
10408
10409     if (access("/tmp/cydia.chk", F_OK) == 0) {
10410         if (unlink([Cache("pkgcache.bin") UTF8String]) == -1)
10411             _assert(errno == ENOENT);
10412         if (unlink([Cache("srcpkgcache.bin") UTF8String]) == -1)
10413             _assert(errno == ENOENT);
10414     }
10415
10416     system("/usr/libexec/cydia/cydo /bin/ln -sf /var/mobile/Library/Caches/com.saurik.Cydia/sources.list /etc/apt/sources.list.d/cydia.list");
10417
10418     /* APT Initialization {{{ */
10419     _assert(pkgInitConfig(*_config));
10420     _assert(pkgInitSystem(*_config, _system));
10421
10422     if (lang != NULL)
10423         _config->Set("APT::Acquire::Translation", lang);
10424
10425     // XXX: this timeout might be important :(
10426     //_config->Set("Acquire::http::Timeout", 15);
10427
10428     _config->Set("Acquire::http::MaxParallel", usermem >= 384 * 1024 * 1024 ? 16 : 3);
10429
10430     mkdir([Cache_ UTF8String], 0755);
10431     mkdir([Cache("archives") UTF8String], 0755);
10432     mkdir([Cache("archives/partial") UTF8String], 0755);
10433     _config->Set("Dir::Cache", [Cache_ UTF8String]);
10434
10435     symlink("/var/lib/apt/extended_states", [Cache("extended_states") UTF8String]);
10436     _config->Set("Dir::State", [Cache_ UTF8String]);
10437
10438     mkdir([Cache("lists") UTF8String], 0755);
10439     mkdir([Cache("lists/partial") UTF8String], 0755);
10440     mkdir([Cache("periodic") UTF8String], 0755);
10441     _config->Set("Dir::State::Lists", [Cache("lists") UTF8String]);
10442
10443     std::string logs("/var/mobile/Library/Logs/Cydia");
10444     mkdir(logs.c_str(), 0755);
10445     _config->Set("Dir::Log::Terminal", logs + "/apt.log");
10446
10447     _config->Set("Dir::Bin::dpkg", "/usr/libexec/cydia/cydo");
10448     /* }}} */
10449     /* Color Choices {{{ */
10450     space_ = CGColorSpaceCreateDeviceRGB();
10451
10452     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10453     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10454     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10455     Folder_.Set(space_, 0x8e/255.f, 0x8e/255.f, 0x93/255.f, 1.0);
10456     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10457     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10458     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10459     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10460     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10461     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10462
10463     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10464     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10465     /* }}}*/
10466     /* UIKit Configuration {{{ */
10467     // XXX: I have a feeling this was important
10468     //UIKeyboardDisableAutomaticAppearance();
10469     /* }}} */
10470
10471     $SBSSetInterceptsMenuButtonForever = reinterpret_cast<void (*)(bool)>(dlsym(RTLD_DEFAULT, "SBSSetInterceptsMenuButtonForever"));
10472
10473     const char *symbol(kCFCoreFoundationVersionNumber >= 800 ? "MGGetBoolAnswer" : "GSSystemHasCapability");
10474     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, symbol));
10475     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10476
10477     PulseInterval_ = fast ? 50000 : 500000;
10478
10479     Colon_ = UCLocalize("COLON_DELIMITED");
10480     Elision_ = UCLocalize("ELISION");
10481     Error_ = UCLocalize("ERROR");
10482     Warning_ = UCLocalize("WARNING");
10483
10484     _trace();
10485     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10486
10487     CGColorSpaceRelease(space_);
10488     CFRelease(Locale_);
10489
10490     [pool release];
10491     return value;
10492 }