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 <dirent.h>
  94 #include <fcntl.h>
  95 #include <notify.h>
  96 #include <dlfcn.h>
  97
  98 extern "C" {
  99 #include <mach-o/nlist.h>
 100 }
 101
 102 #include <cstdio>
 103 #include <cstdlib>
 104 #include <cstring>
 105
 106 #include <errno.h>
 107
 108 #include <Cytore.hpp>
 109 #include "Sources.h"
 110
 111 #include "Substrate.hpp"
 112 #include "Menes/Menes.h"
 113
 114 #include "CyteKit/IndirectDelegate.h"
 115 #include "CyteKit/RegEx.hpp"
 116 #include "CyteKit/TableViewCell.h"
 117 #include "CyteKit/TabBarController.h"
 118 #include "CyteKit/WebScriptObject-Cyte.h"
 119 #include "CyteKit/WebViewController.h"
 120 #include "CyteKit/WebViewTableViewCell.h"
 121 #include "CyteKit/stringWithUTF8Bytes.h"
 122
 123 #include "Cydia/MIMEAddress.h"
 124 #include "Cydia/LoadingViewController.h"
 125 #include "Cydia/ProgressEvent.h"
 126
 127 #include "SDURLCache/SDURLCache.h"
 128 /* }}} */
 129
 130 /* Profiler {{{ */
 131 struct timeval _ltv;
 132 bool _itv;
 133
 134 #define _timestamp ({ \
 135     struct timeval tv; \
 136     gettimeofday(&tv, NULL); \
 137     tv.tv_sec * 1000000 + tv.tv_usec; \
 138 })
 139
 140 typedef std::vector<class ProfileTime *> TimeList;
 141 TimeList times_;
 142
 143 class ProfileTime {
 144   private:
 145     const char *name_;
 146     uint64_t total_;
 147     uint64_t count_;
 148
 149   public:
 150     ProfileTime(const char *name) :
 151         name_(name),
 152         total_(0)
 153     {
 154         times_.push_back(this);
 155     }
 156
 157     void AddTime(uint64_t time) {
 158         total_ += time;
 159         ++count_;
 160     }
 161
 162     void Print() {
 163         if (total_ != 0)
 164             std::cerr << std::setw(7) << count_ << ", " << std::setw(8) << total_ << " : " << name_ << std::endl;
 165         total_ = 0;
 166         count_ = 0;
 167     }
 168 };
 169
 170 class ProfileTimer {
 171   private:
 172     ProfileTime &time_;
 173     uint64_t start_;
 174
 175   public:
 176     ProfileTimer(ProfileTime &time) :
 177         time_(time),
 178         start_(_timestamp)
 179     {
 180     }
 181
 182     ~ProfileTimer() {
 183         time_.AddTime(_timestamp - start_);
 184     }
 185 };
 186
 187 void PrintTimes() {
 188     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 189         (*i)->Print();
 190     std::cerr << "========" << std::endl;
 191 }
 192
 193 #define _profile(name) { \
 194     static ProfileTime name(#name); \
 195     ProfileTimer _ ## name(name);
 196
 197 #define _end }
 198 /* }}} */
 199
 200 // XXX: I hate clang. Apple: please get over your petty hatred of GPL and fix your gcc fork
 201 #define synchronized(lock) \
 202     synchronized(static_cast<NSObject *>(lock))
 203
 204 extern NSString *Cydia_;
 205
 206 #define lprintf(args...) fprintf(stderr, args)
 207
 208 #define ForRelease 1
 209 #define TraceLogging (1 && !ForRelease)
 210 #define HistogramInsertionSort (0 && !ForRelease)
 211 #define ProfileTimes (0 && !ForRelease)
 212 #define ForSaurik (0 && !ForRelease)
 213 #define LogBrowser (0 && !ForRelease)
 214 #define TrackResize (0 && !ForRelease)
 215 #define ManualRefresh (1 && !ForRelease)
 216 #define ShowInternals (0 && !ForRelease)
 217 #define AlwaysReload (0 && !ForRelease)
 218
 219 #if !TraceLogging
 220 #undef _trace
 221 #define _trace(args...)
 222 #endif
 223
 224 #if !ProfileTimes
 225 #undef _profile
 226 #define _profile(name) {
 227 #undef _end
 228 #define _end }
 229 #define PrintTimes() do {} while (false)
 230 #endif
 231
 232 // Hash Functions/Structures {{{
 233 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 234
 235 union SplitHash {
 236     uint32_t u32;
 237     uint16_t u16[2];
 238 };
 239 // }}}
 240
 241 static NSString *Colon_;
 242 NSString *Elision_;
 243 static NSString *Error_;
 244 static NSString *Warning_;
 245
 246 static NSString *Cache_;
 247 #define Cache(file) \
 248     [NSString stringWithFormat:@"%@/%s", Cache_, file]
 249
 250 static void (*$SBSSetInterceptsMenuButtonForever)(bool);
 251 static NSData *(*$SBSCopyIconImagePNGDataForDisplayIdentifier)(NSString *);
 252
 253 static CFStringRef (*$MGCopyAnswer)(CFStringRef);
 254
 255 static NSString *UniqueIdentifier(UIDevice *device = nil) {
 256     if (kCFCoreFoundationVersionNumber < 800) // iOS 7.x
 257         return [device ?: [UIDevice currentDevice] uniqueIdentifier];
 258     else
 259         return [(id)$MGCopyAnswer(CFSTR("UniqueDeviceID")) autorelease];
 260 }
 261
 262 static bool IsReachable(const char *name) {
 263     SCNetworkReachabilityFlags flags; {
 264         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, name));
 265         SCNetworkReachabilityGetFlags(reachability, &flags);
 266         CFRelease(reachability);
 267     }
 268
 269     // XXX: this elaborate mess is what Apple is using to determine this? :(
 270     // XXX: do we care if the user has to intervene? maybe that's ok?
 271     return
 272         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
 273             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
 274                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
 275                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
 276             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
 277             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
 278         )
 279     ;
 280 }
 281
 282 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 283
 284 static _finline NSString *CydiaURL(NSString *path) {
 285     char page[26];
 286     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 287     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 288     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 289     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 290     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 291     page[25] = '\0';
 292     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 293 }
 294
 295 static NSString *ShellEscape(NSString *value) {
 296     return [NSString stringWithFormat:@"'%@'", [value stringByReplacingOccurrencesOfString:@"'" withString:@"'\\''"]];
 297 }
 298
 299 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 300     int notify_token;
 301     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 302         notify_set_state(notify_token, newStatus);
 303         notify_cancel(notify_token);
 304     }
 305     notify_post("com.saurik.Cydia.status");
 306 }
 307
 308 static CGFloat CYStatusBarHeight() {
 309     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 310     return UIInterfaceOrientationIsPortrait([[UIApplication sharedApplication] statusBarOrientation]) ? size.height : size.width;
 311 }
 312
 313 /* NSForcedOrderingSearch doesn't work on the iPhone */
 314 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 315 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 316 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 317
 318 /* Insertion Sort {{{ */
 319
 320 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 321     const char *ptr = (const char *)list;
 322     while (0 < count) {
 323         CFIndex half = count / 2;
 324         const char *probe = ptr + elementSize * half;
 325         CFComparisonResult cr = comparator(element, probe, context);
 326     if (0 == cr) return (probe - (const char *)list) / elementSize;
 327         ptr = (cr < 0) ? ptr : probe + elementSize;
 328         count = (cr < 0) ? half : (half + (count & 1) - 1);
 329     }
 330     return (ptr - (const char *)list) / elementSize;
 331 }
 332
 333 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 334     const char *ptr = (const char *)list;
 335     while (0 < count) {
 336         CFIndex half = count / 2;
 337         const char *probe = ptr + elementSize * half;
 338         CFComparisonResult cr = comparator(element, probe, context);
 339     if (0 == cr) return (probe - (const char *)list) / elementSize;
 340         ptr = (cr < 0) ? ptr : probe + elementSize;
 341         count = (cr < 0) ? half : (half + (count & 1) - 1);
 342     }
 343     return (ptr - (const char *)list) / elementSize;
 344 }
 345
 346 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 347     if (range.length == 0)
 348         return;
 349     const void **values(new const void *[range.length]);
 350     CFArrayGetValues(array, range, values);
 351
 352 #if HistogramInsertionSort > 0
 353     uint32_t total(0), *offsets(new uint32_t[range.length]);
 354 #endif
 355
 356     for (CFIndex index(1); index != range.length; ++index) {
 357         const void *value(values[index]);
 358         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 359         CFIndex correct(index);
 360         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 361 #if HistogramInsertionSort > 1
 362             NSLog(@"%@ < %@", value, values[correct - 1]);
 363 #endif
 364             if (--correct == 0)
 365                 break;
 366         }
 367         if (correct != index) {
 368             size_t offset(index - correct);
 369 #if HistogramInsertionSort
 370             total += offset;
 371             ++offsets[offset];
 372             if (offset > 10)
 373                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 374 #endif
 375             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 376             values[correct] = value;
 377         }
 378     }
 379
 380     CFArrayReplaceValues(array, range, values, range.length);
 381     delete [] values;
 382
 383 #if HistogramInsertionSort > 0
 384     for (CFIndex index(0); index != range.length; ++index)
 385         if (offsets[index] != 0)
 386             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 387     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 388     delete [] offsets;
 389 #endif
 390 }
 391
 392 /* }}} */
 393
 394 /* Apple Bug Fixes {{{ */
 395 @implementation UIWebDocumentView (Cydia)
 396
 397 - (void) _setScrollerOffset:(CGPoint)offset {
 398     UIScroller *scroller([self _scroller]);
 399
 400     CGSize size([scroller contentSize]);
 401     CGSize bounds([scroller bounds].size);
 402
 403     CGPoint max;
 404     max.x = size.width - bounds.width;
 405     max.y = size.height - bounds.height;
 406
 407     // wtf Apple?!
 408     if (max.x < 0)
 409         max.x = 0;
 410     if (max.y < 0)
 411         max.y = 0;
 412
 413     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 414     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 415
 416     [scroller setOffset:offset];
 417 }
 418
 419 @end
 420 /* }}} */
 421
 422 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 423     size_t length([self length] - state->state);
 424     if (length <= 0)
 425         return 0;
 426     else if (length > count)
 427         length = count;
 428     for (size_t i(0); i != length; ++i)
 429         objects[i] = [self item:state->state++];
 430     state->itemsPtr = objects;
 431     state->mutationsPtr = (unsigned long *) self;
 432     return length;
 433 }
 434
 435 /* Cydia NSString Additions {{{ */
 436 @interface NSString (Cydia)
 437 - (NSComparisonResult) compareByPath:(NSString *)other;
 438 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 439 @end
 440
 441 @implementation NSString (Cydia)
 442
 443 - (NSComparisonResult) compareByPath:(NSString *)other {
 444     NSString *prefix = [self commonPrefixWithString:other options:0];
 445     size_t length = [prefix length];
 446
 447     NSRange lrange = NSMakeRange(length, [self length] - length);
 448     NSRange rrange = NSMakeRange(length, [other length] - length);
 449
 450     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 451     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 452
 453     NSComparisonResult value;
 454
 455     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 456         value = NSOrderedSame;
 457     else if (lrange.location == NSNotFound)
 458         value = NSOrderedAscending;
 459     else if (rrange.location == NSNotFound)
 460         value = NSOrderedDescending;
 461     else
 462         value = NSOrderedSame;
 463
 464     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 465         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 466     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 467         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 468
 469     NSComparisonResult result = [lpath compare:rpath];
 470     return result == NSOrderedSame ? value : result;
 471 }
 472
 473 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 474     return [(id)CFURLCreateStringByAddingPercentEscapes(
 475         kCFAllocatorDefault,
 476         (CFStringRef) self,
 477         NULL,
 478         CFSTR(";/?:@&=+$,"),
 479         kCFStringEncodingUTF8
 480     ) autorelease];
 481 }
 482
 483 @end
 484 /* }}} */
 485
 486 /* C++ NSString Wrapper Cache {{{ */
 487 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 488     return size == 0 ? NULL :
 489         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 490         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 491 }
 492
 493 static _finline CFStringRef CYStringCreate(const char *data) {
 494     return CYStringCreate(data, strlen(data));
 495 }
 496
 497 class CYString {
 498   private:
 499     char *data_;
 500     size_t size_;
 501     CFStringRef cache_;
 502
 503     _finline void clear_() {
 504         if (cache_ != NULL) {
 505             CFRelease(cache_);
 506             cache_ = NULL;
 507         }
 508     }
 509
 510   public:
 511     _finline bool empty() const {
 512         return size_ == 0;
 513     }
 514
 515     _finline size_t size() const {
 516         return size_;
 517     }
 518
 519     _finline char *data() const {
 520         return data_;
 521     }
 522
 523     _finline void clear() {
 524         size_ = 0;
 525         clear_();
 526     }
 527
 528     _finline CYString() :
 529         data_(0),
 530         size_(0),
 531         cache_(NULL)
 532     {
 533     }
 534
 535     _finline ~CYString() {
 536         clear_();
 537     }
 538
 539     void operator =(const CYString &rhs) {
 540         data_ = rhs.data_;
 541         size_ = rhs.size_;
 542
 543         if (rhs.cache_ == nil)
 544             cache_ = NULL;
 545         else
 546             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 547     }
 548
 549     void copy(CYPool *pool) {
 550         char *temp(pool->malloc<char>(size_ + 1));
 551         memcpy(temp, data_, size_);
 552         temp[size_] = '\0';
 553         data_ = temp;
 554     }
 555
 556     void set(CYPool *pool, const char *data, size_t size) {
 557         if (size == 0)
 558             clear();
 559         else {
 560             clear_();
 561
 562             data_ = const_cast<char *>(data);
 563             size_ = size;
 564
 565             if (pool != NULL)
 566                 copy(pool);
 567         }
 568     }
 569
 570     _finline void set(CYPool *pool, const char *data) {
 571         set(pool, data, data == NULL ? 0 : strlen(data));
 572     }
 573
 574     _finline void set(CYPool *pool, const std::string &rhs) {
 575         set(pool, rhs.data(), rhs.size());
 576     }
 577
 578     bool operator ==(const CYString &rhs) const {
 579         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 580     }
 581
 582     _finline operator CFStringRef() {
 583         if (cache_ == NULL)
 584             cache_ = CYStringCreate(data_, size_);
 585         return cache_;
 586     }
 587
 588     _finline operator id() {
 589         return (NSString *) static_cast<CFStringRef>(*this);
 590     }
 591
 592     _finline operator const char *() {
 593         return reinterpret_cast<const char *>(data_);
 594     }
 595 };
 596 /* }}} */
 597 /* C++ NSString Algorithm Adapters {{{ */
 598 extern "C" {
 599     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 600 }
 601
 602 struct NSStringMapHash :
 603     std::unary_function<NSString *, size_t>
 604 {
 605     _finline size_t operator ()(NSString *value) const {
 606         return CFStringHashNSString((CFStringRef) value);
 607     }
 608 };
 609
 610 struct NSStringMapLess :
 611     std::binary_function<NSString *, NSString *, bool>
 612 {
 613     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 614         return [lhs compare:rhs] == NSOrderedAscending;
 615     }
 616 };
 617
 618 struct NSStringMapEqual :
 619     std::binary_function<NSString *, NSString *, bool>
 620 {
 621     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 622         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 623         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 624         //[lhs isEqualToString:rhs];
 625     }
 626 };
 627 /* }}} */
 628
 629 /* CoreGraphics Primitives {{{ */
 630 class CYColor {
 631   private:
 632     CGColorRef color_;
 633
 634     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 635         CGFloat color[] = {red, green, blue, alpha};
 636         return CGColorCreate(space, color);
 637     }
 638
 639   public:
 640     CYColor() :
 641         color_(NULL)
 642     {
 643     }
 644
 645     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 646         color_(Create_(space, red, green, blue, alpha))
 647     {
 648         Set(space, red, green, blue, alpha);
 649     }
 650
 651     void Clear() {
 652         if (color_ != NULL)
 653             CGColorRelease(color_);
 654     }
 655
 656     ~CYColor() {
 657         Clear();
 658     }
 659
 660     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 661         Clear();
 662         color_ = Create_(space, red, green, blue, alpha);
 663     }
 664
 665     operator CGColorRef() {
 666         return color_;
 667     }
 668 };
 669 /* }}} */
 670
 671 /* Random Global Variables {{{ */
 672 static int PulseInterval_ = 500000;
 673
 674 static const NSString *UI_;
 675
 676 static int Finish_;
 677 static bool RestartSubstrate_;
 678 static NSArray *Finishes_;
 679
 680 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 681 #define NotifyConfig_ "/etc/notify.conf"
 682
 683 static bool Queuing_;
 684
 685 static CYColor Blue_;
 686 static CYColor Blueish_;
 687 static CYColor Black_;
 688 static CYColor Folder_;
 689 static CYColor Off_;
 690 static CYColor White_;
 691 static CYColor Gray_;
 692 static CYColor Green_;
 693 static CYColor Purple_;
 694 static CYColor Purplish_;
 695
 696 static UIColor *InstallingColor_;
 697 static UIColor *RemovingColor_;
 698
 699 static NSString *App_;
 700
 701 static BOOL Advanced_;
 702 static BOOL Ignored_;
 703
 704 static _H<UIFont> Font12_;
 705 static _H<UIFont> Font12Bold_;
 706 static _H<UIFont> Font14_;
 707 static _H<UIFont> Font18_;
 708 static _H<UIFont> Font18Bold_;
 709 static _H<UIFont> Font22Bold_;
 710
 711 static const char *Machine_ = NULL;
 712 static _H<NSString> System_;
 713 static NSString *SerialNumber_ = nil;
 714 static NSString *ChipID_ = nil;
 715 static NSString *BBSNum_ = nil;
 716 static _H<NSString> UniqueID_;
 717 static _H<NSString> UserAgent_;
 718 static _H<NSString> Product_;
 719 static _H<NSString> Safari_;
 720
 721 static _H<NSLocale> CollationLocale_;
 722 static _H<NSArray> CollationThumbs_;
 723 static std::vector<NSInteger> CollationOffset_;
 724 static _H<NSArray> CollationTitles_;
 725 static _H<NSArray> CollationStarts_;
 726 static UTransliterator *CollationTransl_;
 727 //static Function<NSString *, NSString *> CollationModify_;
 728
 729 typedef std::basic_string<UChar> ustring;
 730 static ustring CollationString_;
 731
 732 #define CUC const ustring &str(*reinterpret_cast<const ustring *>(rep))
 733 #define UC ustring &str(*reinterpret_cast<ustring *>(rep))
 734 static struct UReplaceableCallbacks CollationUCalls_ = {
 735     .length = [](const UReplaceable *rep) -> int32_t { CUC;
 736         return str.size();
 737     },
 738
 739     .charAt = [](const UReplaceable *rep, int32_t offset) -> UChar { CUC;
 740         //fprintf(stderr, "charAt(%d) : %d\n", offset, str.size());
 741         if (offset >= str.size())
 742             return 0xffff;
 743         return str[offset];
 744     },
 745
 746     .char32At = [](const UReplaceable *rep, int32_t offset) -> UChar32 { CUC;
 747         //fprintf(stderr, "char32At(%d) : %d\n", offset, str.size());
 748         if (offset >= str.size())
 749             return 0xffff;
 750         UChar32 c;
 751         U16_GET(str.data(), 0, offset, str.size(), c);
 752         return c;
 753     },
 754
 755     .replace = [](UReplaceable *rep, int32_t start, int32_t limit, const UChar *text, int32_t length) -> void { UC;
 756         //fprintf(stderr, "replace(%d, %d, %d) : %d\n", start, limit, length, str.size());
 757         str.replace(start, limit - start, text, length);
 758     },
 759
 760     .extract = [](UReplaceable *rep, int32_t start, int32_t limit, UChar *dst) -> void { UC;
 761         //fprintf(stderr, "extract(%d, %d) : %d\n", start, limit, str.size());
 762         str.copy(dst, limit - start, start);
 763     },
 764
 765     .copy = [](UReplaceable *rep, int32_t start, int32_t limit, int32_t dest) -> void { UC;
 766         //fprintf(stderr, "copy(%d, %d, %d) : %d\n", start, limit, dest, str.size());
 767         str.replace(dest, 0, str, start, limit - start);
 768     },
 769 };
 770
 771 static CFLocaleRef Locale_;
 772 static NSArray *Languages_;
 773 static CGColorSpaceRef space_;
 774
 775 #define CacheState_ "/var/mobile/Library/Caches/com.saurik.Cydia/CacheState.plist"
 776 #define SavedState_ "/var/mobile/Library/Caches/com.saurik.Cydia/SavedState.plist"
 777
 778 static NSDictionary *SectionMap_;
 779 static _H<NSDate> Backgrounded_;
 780 static _transient NSMutableDictionary *Values_;
 781 static _transient NSMutableDictionary *Sections_;
 782 _H<NSMutableDictionary> Sources_;
 783 static _transient NSNumber *Version_;
 784 static time_t now_;
 785
 786 bool IsWildcat_;
 787 CGFloat ScreenScale_;
 788 static NSString *Idiom_;
 789 static _H<NSString> Firmware_;
 790 static NSString *Major_;
 791
 792 static _H<NSMutableDictionary> SessionData_;
 793 static _H<NSObject> HostConfig_;
 794 static _H<NSMutableSet> BridgedHosts_;
 795 static _H<NSMutableSet> InsecureHosts_;
 796 static _H<NSMutableSet> PipelinedHosts_;
 797 static _H<NSMutableSet> CachedURLs_;
 798
 799 static NSString *kCydiaProgressEventTypeError = @"Error";
 800 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 801 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 802 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 803 /* }}} */
 804
 805 /* Display Helpers {{{ */
 806 inline float Interpolate(float begin, float end, float fraction) {
 807     return (end - begin) * fraction + begin;
 808 }
 809
 810 static inline double Retina(double value) {
 811     value *= ScreenScale_;
 812     value = round(value);
 813     value /= ScreenScale_;
 814     return value;
 815 }
 816
 817 static inline CGRect Retina(CGRect value) {
 818     value.origin.x *= ScreenScale_;
 819     value.origin.y *= ScreenScale_;
 820     value.size.width *= ScreenScale_;
 821     value.size.height *= ScreenScale_;
 822     value = CGRectIntegral(value);
 823     value.origin.x /= ScreenScale_;
 824     value.origin.y /= ScreenScale_;
 825     value.size.width /= ScreenScale_;
 826     value.size.height /= ScreenScale_;
 827     return value;
 828 }
 829
 830 static _finline const char *StripVersion_(const char *version) {
 831     const char *colon(strchr(version, ':'));
 832     return colon == NULL ? version : colon + 1;
 833 }
 834
 835 NSString *LocalizeSection(NSString *section) {
 836     static RegEx title_r("(.*?) \\((.*)\\)");
 837     if (title_r(section)) {
 838         NSString *parent(title_r[1]);
 839         NSString *child(title_r[2]);
 840
 841         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 842             LocalizeSection(parent),
 843             LocalizeSection(child)
 844         ];
 845     }
 846
 847     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 848 }
 849
 850 NSString *Simplify(NSString *title) {
 851     const char *data = [title UTF8String];
 852     size_t size = [title lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
 853
 854     static RegEx square_r("\\[(.*)\\]");
 855     if (square_r(data, size))
 856         return Simplify(square_r[1]);
 857
 858     static RegEx paren_r("\\((.*)\\)");
 859     if (paren_r(data, size))
 860         return Simplify(paren_r[1]);
 861
 862     static RegEx title_r("(.*?) \\((.*)\\)");
 863     if (title_r(data, size))
 864         return Simplify(title_r[1]);
 865
 866     return title;
 867 }
 868 /* }}} */
 869
 870 bool isSectionVisible(NSString *section) {
 871     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 872     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 873     return hidden == nil || ![hidden boolValue];
 874 }
 875
 876 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 877     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 878     if (entry == MACH_PORT_NULL)
 879         return nil;
 880
 881     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 882     IOObjectRelease(entry);
 883
 884     if (value == NULL)
 885         return nil;
 886     return [(id) value autorelease];
 887 }
 888
 889 static NSString *CYHex(NSData *data, bool reverse = false) {
 890     if (data == nil)
 891         return nil;
 892
 893     size_t length([data length]);
 894     uint8_t bytes[length];
 895     [data getBytes:bytes];
 896
 897     char string[length * 2 + 1];
 898     for (size_t i(0); i != length; ++i)
 899         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 900
 901     return [NSString stringWithUTF8String:string];
 902 }
 903
 904 static NSString *VerifySource(NSString *href) {
 905     static RegEx href_r("(http(s?)://|file:///)[^# ]*");
 906     if (!href_r(href)) {
 907         [[[[UIAlertView alloc]
 908             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("INVALID_URL")]
 909             message:UCLocalize("INVALID_URL_EX")
 910             delegate:nil
 911             cancelButtonTitle:UCLocalize("OK")
 912             otherButtonTitles:nil
 913         ] autorelease] show];
 914
 915         return nil;
 916     }
 917
 918     if (![href hasSuffix:@"/"])
 919         href = [href stringByAppendingString:@"/"];
 920     return href;
 921 }
 922
 923 @class Cydia;
 924
 925 /* Delegate Prototypes {{{ */
 926 @class Package;
 927 @class Source;
 928 @class CydiaProgressEvent;
 929
 930 @protocol DatabaseDelegate
 931 - (void) repairWithSelector:(SEL)selector;
 932 - (void) setConfigurationData:(NSString *)data;
 933 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 934 @end
 935
 936 @class CYPackageController;
 937
 938 @protocol SourceDelegate
 939 - (void) setFetch:(NSNumber *)fetch;
 940 @end
 941
 942 @protocol FetchDelegate
 943 - (bool) isSourceCancelled;
 944 - (void) startSourceFetch:(NSString *)uri;
 945 - (void) stopSourceFetch:(NSString *)uri;
 946 @end
 947
 948 @protocol CydiaDelegate
 949 - (void) returnToCydia;
 950 - (void) saveState;
 951 - (void) retainNetworkActivityIndicator;
 952 - (void) releaseNetworkActivityIndicator;
 953 - (void) clearPackage:(Package *)package;
 954 - (void) installPackage:(Package *)package;
 955 - (void) installPackages:(NSArray *)packages;
 956 - (void) removePackage:(Package *)package;
 957 - (void) beginUpdate;
 958 - (BOOL) updating;
 959 - (bool) requestUpdate;
 960 - (void) distUpgrade;
 961 - (void) loadData;
 962 - (void) updateData;
 963 - (void) _saveConfig;
 964 - (void) syncData;
 965 - (void) addSource:(NSDictionary *)source;
 966 - (BOOL) addTrivialSource:(NSString *)href;
 967 - (UIProgressHUD *) addProgressHUD;
 968 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 969 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 970 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 971 @end
 972 /* }}} */
 973
 974 /* CancelStatus {{{ */
 975 class CancelStatus :
 976     public pkgAcquireStatus
 977 {
 978   private:
 979     bool cancelled_;
 980
 981   public:
 982     CancelStatus() :
 983         cancelled_(false)
 984     {
 985     }
 986
 987     virtual bool MediaChange(std::string media, std::string drive) {
 988         return false;
 989     }
 990
 991     virtual void IMSHit(pkgAcquire::ItemDesc &desc) {
 992         Done(desc);
 993     }
 994
 995     virtual bool Pulse_(pkgAcquire *Owner) = 0;
 996
 997     virtual bool Pulse(pkgAcquire *Owner) {
 998         if (pkgAcquireStatus::Pulse(Owner) && Pulse_(Owner))
 999             return true;
1000         else {
1001             cancelled_ = true;
1002             return false;
1003         }
1004     }
1005
1006     _finline bool WasCancelled() const {
1007         return cancelled_;
1008     }
1009 };
1010 /* }}} */
1011 /* DelegateStatus {{{ */
1012 class CydiaStatus :
1013     public CancelStatus
1014 {
1015   private:
1016     _transient NSObject<ProgressDelegate> *delegate_;
1017
1018   public:
1019     CydiaStatus() :
1020         delegate_(nil)
1021     {
1022     }
1023
1024     void setDelegate(NSObject<ProgressDelegate> *delegate) {
1025         delegate_ = delegate;
1026     }
1027
1028     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1029         NSString *name([NSString stringWithUTF8String:desc.ShortDesc.c_str()]);
1030         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItemDesc:desc]);
1031         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1032     }
1033
1034     virtual void Done(pkgAcquire::ItemDesc &desc) {
1035         NSString *name([NSString stringWithUTF8String:desc.ShortDesc.c_str()]);
1036         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItemDesc:desc]);
1037         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1038     }
1039
1040     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1041         if (
1042             desc.Owner->Status == pkgAcquire::Item::StatIdle ||
1043             desc.Owner->Status == pkgAcquire::Item::StatDone
1044         )
1045             return;
1046
1047         std::string &error(desc.Owner->ErrorText);
1048         if (error.empty())
1049             return;
1050
1051         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItemDesc:desc]);
1052         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1053     }
1054
1055     virtual bool Pulse_(pkgAcquire *Owner) {
1056         double percent(
1057             double(CurrentBytes + CurrentItems) /
1058             double(TotalBytes + TotalItems)
1059         );
1060
1061         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
1062             [NSNumber numberWithDouble:percent], @"Percent",
1063
1064             [NSNumber numberWithDouble:CurrentBytes], @"Current",
1065             [NSNumber numberWithDouble:TotalBytes], @"Total",
1066             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
1067         nil] waitUntilDone:YES];
1068
1069         return ![delegate_ isProgressCancelled];
1070     }
1071
1072     virtual void Start() {
1073         pkgAcquireStatus::Start();
1074         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1075     }
1076
1077     virtual void Stop() {
1078         pkgAcquireStatus::Stop();
1079         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1080         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1081     }
1082 };
1083 /* }}} */
1084 /* Database Interface {{{ */
1085 typedef std::map< unsigned long, _H<Source> > SourceMap;
1086
1087 @interface Database : NSObject {
1088     NSZone *zone_;
1089     CYPool pool_;
1090
1091     unsigned era_;
1092     _H<NSDate> delock_;
1093
1094     pkgCacheFile cache_;
1095     pkgDepCache::Policy *policy_;
1096     pkgRecords *records_;
1097     pkgProblemResolver *resolver_;
1098     pkgAcquire *fetcher_;
1099     FileFd *lock_;
1100     SPtr<pkgPackageManager> manager_;
1101     pkgSourceList *list_;
1102
1103     SourceMap sourceMap_;
1104     _H<NSMutableArray> sourceList_;
1105
1106     CFMutableArrayRef packages_;
1107
1108     _transient NSObject<DatabaseDelegate> *delegate_;
1109     _transient NSObject<ProgressDelegate> *progress_;
1110
1111     CydiaStatus status_;
1112
1113     int cydiafd_;
1114     int statusfd_;
1115     FILE *input_;
1116
1117     std::map<const char *, _H<NSString> > sections_;
1118 }
1119
1120 + (Database *) sharedInstance;
1121 - (unsigned) era;
1122
1123 - (void) _readCydia:(NSNumber *)fd;
1124 - (void) _readStatus:(NSNumber *)fd;
1125 - (void) _readOutput:(NSNumber *)fd;
1126
1127 - (FILE *) input;
1128
1129 - (Package *) packageWithName:(NSString *)name;
1130
1131 - (pkgCacheFile &) cache;
1132 - (pkgDepCache::Policy *) policy;
1133 - (pkgRecords *) records;
1134 - (pkgProblemResolver *) resolver;
1135 - (pkgAcquire &) fetcher;
1136 - (pkgSourceList &) list;
1137 - (NSArray *) packages;
1138 - (NSArray *) sources;
1139 - (Source *) sourceWithKey:(NSString *)key;
1140 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1141
1142 - (void) configure;
1143 - (bool) prepare;
1144 - (void) perform;
1145 - (bool) upgrade;
1146 - (void) update;
1147
1148 - (void) updateWithStatus:(CancelStatus &)status;
1149
1150 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1151
1152 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1153 - (NSObject<ProgressDelegate> *) progressDelegate;
1154
1155 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1156 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1157 - (void) resetFetch;
1158
1159 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1160
1161 @end
1162 /* }}} */
1163 /* SourceStatus {{{ */
1164 class SourceStatus :
1165     public CancelStatus
1166 {
1167   private:
1168     _transient NSObject<FetchDelegate> *delegate_;
1169     _transient Database *database_;
1170     std::set<std::string> fetches_;
1171
1172   public:
1173     SourceStatus(NSObject<FetchDelegate> *delegate, Database *database) :
1174         delegate_(delegate),
1175         database_(database)
1176     {
1177     }
1178
1179     void Set(bool fetch, const std::string &uri) {
1180         if (fetch) {
1181             if (!fetches_.insert(uri).second)
1182                 return;
1183         } else {
1184             if (fetches_.erase(uri) == 0)
1185                 return;
1186         }
1187
1188         //printf("Set(%s, %s)\n", fetch ? "true" : "false", uri.c_str());
1189         [database_ setFetch:fetch forURI:uri.c_str()];
1190     }
1191
1192     _finline void Set(bool fetch, pkgAcquire::Item *item) {
1193         /*unsigned long ID(fetch ? 1 : 0);
1194         if (item->ID == ID)
1195             return;
1196         item->ID = ID;*/
1197         Set(fetch, item->DescURI());
1198     }
1199
1200     void Log(const char *tag, pkgAcquire::Item *item) {
1201         //printf("%s(%s) S:%u Q:%u\n", tag, item->DescURI().c_str(), item->Status, item->QueueCounter);
1202     }
1203
1204     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1205         Log("Fetch", desc.Owner);
1206         Set(true, desc.Owner);
1207     }
1208
1209     virtual void Done(pkgAcquire::ItemDesc &desc) {
1210         Log("Done", desc.Owner);
1211         Set(false, desc.Owner);
1212     }
1213
1214     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1215         Log("Fail", desc.Owner);
1216         Set(false, desc.Owner);
1217     }
1218
1219     virtual bool Pulse_(pkgAcquire *Owner) {
1220         std::set<std::string> fetches;
1221         for (pkgAcquire::ItemCIterator item(Owner->ItemsBegin()); item != Owner->ItemsEnd(); ++item) {
1222             bool fetch;
1223             if ((*item)->QueueCounter == 0)
1224                 fetch = false;
1225             else switch ((*item)->Status) {
1226                 case pkgAcquire::Item::StatFetching:
1227                     fetches.insert((*item)->DescURI());
1228                     fetch = true;
1229                 break;
1230
1231                 default:
1232                     fetch = false;
1233                 break;
1234             }
1235
1236             Log(fetch ? "Pulse<true>" : "Pulse<false>", *item);
1237             Set(fetch, *item);
1238         }
1239
1240         std::vector<std::string> stops;
1241         std::set_difference(fetches_.begin(), fetches_.end(), fetches.begin(), fetches.end(), std::back_insert_iterator<std::vector<std::string>>(stops));
1242         for (std::vector<std::string>::const_iterator stop(stops.begin()); stop != stops.end(); ++stop) {
1243             //printf("Stop(%s)\n", stop->c_str());
1244             Set(false, *stop);
1245         }
1246
1247         return ![delegate_ isSourceCancelled];
1248     }
1249
1250     virtual void Stop() {
1251         pkgAcquireStatus::Stop();
1252         [database_ resetFetch];
1253     }
1254 };
1255 /* }}} */
1256 /* ProgressEvent Implementation {{{ */
1257 @implementation CydiaProgressEvent
1258
1259 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1260     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1261 }
1262
1263 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1264     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1265     [event setPackage:package];
1266     return event;
1267 }
1268
1269 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItemDesc:(pkgAcquire::ItemDesc &)desc {
1270     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1271
1272     NSString *description([NSString stringWithUTF8String:desc.Description.c_str()]);
1273     NSArray *fields([description componentsSeparatedByString:@" "]);
1274     [event setItem:fields];
1275
1276     if ([fields count] > 3) {
1277         [event setPackage:[fields objectAtIndex:2]];
1278         [event setVersion:[fields objectAtIndex:3]];
1279     }
1280
1281     [event setURL:[NSString stringWithUTF8String:desc.URI.c_str()]];
1282
1283     return event;
1284 }
1285
1286 + (NSArray *) _attributeKeys {
1287     return [NSArray arrayWithObjects:
1288         @"item",
1289         @"message",
1290         @"package",
1291         @"type",
1292         @"url",
1293         @"version",
1294     nil];
1295 }
1296
1297 - (NSArray *) attributeKeys {
1298     return [[self class] _attributeKeys];
1299 }
1300
1301 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1302     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1303 }
1304
1305 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1306     if ((self = [super init]) != nil) {
1307         message_ = message;
1308         type_ = type;
1309     } return self;
1310 }
1311
1312 - (NSString *) message {
1313     return message_;
1314 }
1315
1316 - (NSString *) type {
1317     return type_;
1318 }
1319
1320 - (NSArray *) item {
1321     return (id) item_ ?: [NSNull null];
1322 }
1323
1324 - (void) setItem:(NSArray *)item {
1325     item_ = item;
1326 }
1327
1328 - (NSString *) package {
1329     return (id) package_ ?: [NSNull null];
1330 }
1331
1332 - (void) setPackage:(NSString *)package {
1333     package_ = package;
1334 }
1335
1336 - (NSString *) url {
1337     return (id) url_ ?: [NSNull null];
1338 }
1339
1340 - (void) setURL:(NSString *)url {
1341     url_ = url;
1342 }
1343
1344 - (void) setVersion:(NSString *)version {
1345     version_ = version;
1346 }
1347
1348 - (NSString *) version {
1349     return (id) version_ ?: [NSNull null];
1350 }
1351
1352 - (NSString *) compound:(NSString *)value {
1353     if (value != nil) {
1354         NSString *mode(nil); {
1355             NSString *type([self type]);
1356             if ([type isEqualToString:kCydiaProgressEventTypeError])
1357                 mode = UCLocalize("ERROR");
1358             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1359                 mode = UCLocalize("WARNING");
1360         }
1361
1362         if (mode != nil)
1363             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1364     }
1365
1366     return value;
1367 }
1368
1369 - (NSString *) compoundMessage {
1370     return [self compound:[self message]];
1371 }
1372
1373 - (NSString *) compoundTitle {
1374     NSString *title;
1375
1376     if (package_ == nil)
1377         title = nil;
1378     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1379         title = [package name];
1380     else
1381         title = package_;
1382
1383     return [self compound:title];
1384 }
1385
1386 @end
1387 /* }}} */
1388
1389 // Cytore Definitions {{{
1390 struct PackageValue :
1391     Cytore::Block
1392 {
1393     Cytore::Offset<PackageValue> next_;
1394
1395     uint32_t index_ : 23;
1396     uint32_t subscribed_ : 1;
1397     uint32_t : 8;
1398
1399     int32_t first_;
1400     int32_t last_;
1401
1402     uint16_t vhash_;
1403     uint16_t nhash_;
1404
1405     char version_[8];
1406     char name_[];
1407 };
1408
1409 struct MetaValue :
1410     Cytore::Block
1411 {
1412     uint32_t active_;
1413     Cytore::Offset<PackageValue> packages_[1 << 16];
1414 };
1415
1416 static Cytore::File<MetaValue> MetaFile_;
1417 // }}}
1418 // Cytore Helper Functions {{{
1419 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1420     SplitHash nhash = { hashlittle(name, length) };
1421
1422     PackageValue *metadata;
1423
1424     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1425     for (;; offset = &metadata->next_) { if (offset->IsNull()) {
1426         *offset = MetaFile_.New<PackageValue>(length + 1);
1427         metadata = &MetaFile_.Get(*offset);
1428
1429         if (metadata == NULL) {
1430             if (fail != NULL)
1431                 *fail = true;
1432
1433             metadata = new PackageValue();
1434             memset(metadata, 0, sizeof(*metadata));
1435         }
1436
1437         memcpy(metadata->name_, name, length);
1438         metadata->name_[length] = '\0';
1439         metadata->nhash_ = nhash.u16[1];
1440     } else {
1441         metadata = &MetaFile_.Get(*offset);
1442         if (metadata->nhash_ != nhash.u16[1])
1443             continue;
1444         if (strncmp(metadata->name_, name, length) != 0)
1445             continue;
1446         if (metadata->name_[length] != '\0')
1447             continue;
1448     } break; }
1449
1450     return metadata;
1451 }
1452
1453 static void PackageImport(const void *key, const void *value, void *context) {
1454     bool &fail(*reinterpret_cast<bool *>(context));
1455
1456     char buffer[1024];
1457     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1458         NSLog(@"failed to import package %@", key);
1459         return;
1460     }
1461
1462     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1463     NSDictionary *package((NSDictionary *) value);
1464
1465     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1466         if ([subscribed boolValue] && !metadata->subscribed_)
1467             metadata->subscribed_ = true;
1468
1469     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1470         time_t time([date timeIntervalSince1970]);
1471         if (metadata->first_ > time || metadata->first_ == 0)
1472             metadata->first_ = time;
1473     }
1474
1475     NSDate *date([package objectForKey:@"LastSeen"]);
1476     NSString *version([package objectForKey:@"LastVersion"]);
1477
1478     if (date != nil && version != nil) {
1479         time_t time([date timeIntervalSince1970]);
1480         if (metadata->last_ < time || metadata->last_ == 0)
1481             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1482                 size_t length(strlen(buffer));
1483                 uint16_t vhash(hashlittle(buffer, length));
1484
1485                 size_t capped(std::min<size_t>(8, length));
1486                 char *latest(buffer + length - capped);
1487
1488                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1489                 metadata->vhash_ = vhash;
1490
1491                 metadata->last_ = time;
1492             }
1493     }
1494 }
1495 // }}}
1496
1497 static NSDate *GetStatusDate() {
1498     return [[[NSFileManager defaultManager] attributesOfItemAtPath:@"/var/lib/dpkg/status" error:NULL] fileModificationDate];
1499 }
1500
1501 static void SaveConfig(NSObject *lock) {
1502     @synchronized (lock) {
1503         _trace();
1504         MetaFile_.Sync();
1505         _trace();
1506     }
1507
1508     CFPreferencesSetMultiple((CFDictionaryRef) [NSDictionary dictionaryWithObjectsAndKeys:
1509         Values_, @"CydiaValues",
1510         Sections_, @"CydiaSections",
1511         (id) Sources_, @"CydiaSources",
1512         Version_, @"CydiaVersion",
1513     nil], NULL, CFSTR("com.saurik.Cydia"), kCFPreferencesCurrentUser, kCFPreferencesCurrentHost);
1514
1515     if (!CFPreferencesAppSynchronize(CFSTR("com.saurik.Cydia")))
1516         NSLog(@"CFPreferencesAppSynchronize(com.saurik.Cydia) == false");
1517
1518     CydiaWriteSources();
1519 }
1520
1521 /* Source Class {{{ */
1522 @interface Source : NSObject {
1523     unsigned era_;
1524     Database *database_;
1525     metaIndex *index_;
1526
1527     CYString depiction_;
1528     CYString description_;
1529     CYString label_;
1530     CYString origin_;
1531     CYString support_;
1532
1533     CYString uri_;
1534     CYString distribution_;
1535     CYString type_;
1536     CYString base_;
1537     CYString version_;
1538
1539     _H<NSString> host_;
1540     _H<NSString> authority_;
1541
1542     CYString defaultIcon_;
1543
1544     _H<NSMutableDictionary> record_;
1545     BOOL trusted_;
1546
1547     std::set<std::string> fetches_;
1548     std::set<std::string> files_;
1549     _transient NSObject<SourceDelegate> *delegate_;
1550 }
1551
1552 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(CYPool *)pool;
1553
1554 - (NSComparisonResult) compareByName:(Source *)source;
1555
1556 - (NSString *) depictionForPackage:(NSString *)package;
1557 - (NSString *) supportForPackage:(NSString *)package;
1558
1559 - (metaIndex *) metaIndex;
1560 - (NSDictionary *) record;
1561 - (BOOL) trusted;
1562
1563 - (NSString *) rooturi;
1564 - (NSString *) distribution;
1565 - (NSString *) type;
1566
1567 - (NSString *) key;
1568 - (NSString *) host;
1569
1570 - (NSString *) name;
1571 - (NSString *) shortDescription;
1572 - (NSString *) label;
1573 - (NSString *) origin;
1574 - (NSString *) version;
1575
1576 - (NSString *) defaultIcon;
1577 - (NSURL *) iconURL;
1578
1579 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1580 - (void) resetFetch;
1581
1582 @end
1583
1584 @implementation Source
1585
1586 + (NSString *) webScriptNameForSelector:(SEL)selector {
1587     if (false);
1588     else if (selector == @selector(addSection:))
1589         return @"addSection";
1590     else if (selector == @selector(getField:))
1591         return @"getField";
1592     else if (selector == @selector(removeSection:))
1593         return @"removeSection";
1594     else if (selector == @selector(remove))
1595         return @"remove";
1596     else
1597         return nil;
1598 }
1599
1600 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1601     return [self webScriptNameForSelector:selector] == nil;
1602 }
1603
1604 + (NSArray *) _attributeKeys {
1605     return [NSArray arrayWithObjects:
1606         @"baseuri",
1607         @"distribution",
1608         @"host",
1609         @"key",
1610         @"iconuri",
1611         @"label",
1612         @"name",
1613         @"origin",
1614         @"rooturi",
1615         @"sections",
1616         @"shortDescription",
1617         @"trusted",
1618         @"type",
1619         @"version",
1620     nil];
1621 }
1622
1623 - (NSArray *) attributeKeys {
1624     return [[self class] _attributeKeys];
1625 }
1626
1627 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1628     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1629 }
1630
1631 - (metaIndex *) metaIndex {
1632     return index_;
1633 }
1634
1635 - (void) setMetaIndex:(metaIndex *)index inPool:(CYPool *)pool {
1636     trusted_ = index->IsTrusted();
1637
1638     uri_.set(pool, index->GetURI());
1639     distribution_.set(pool, index->GetDist());
1640     type_.set(pool, index->GetType());
1641
1642     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1643     if (dindex != NULL) {
1644         std::string file(dindex->MetaIndexURI(""));
1645         base_.set(pool, file);
1646
1647         pkgAcquire acquire;
1648         _profile(Source$setMetaIndex$GetIndexes)
1649         dindex->GetIndexes(&acquire, true);
1650         _end
1651         _profile(Source$setMetaIndex$DescURI)
1652         for (pkgAcquire::ItemIterator item(acquire.ItemsBegin()); item != acquire.ItemsEnd(); item++) {
1653             std::string file((*item)->DescURI());
1654             files_.insert(file);
1655             if (file.length() < sizeof("Packages.bz2") || file.substr(file.length() - sizeof("Packages.bz2")) != "/Packages.bz2")
1656                 continue;
1657             file = file.substr(0, file.length() - 4);
1658             files_.insert(file);
1659             files_.insert(file + ".gz");
1660             files_.insert(file + "Index");
1661         }
1662         _end
1663
1664         FileFd fd;
1665         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1666             _error->Discard();
1667         else {
1668             pkgTagFile tags(&fd);
1669
1670             pkgTagSection section;
1671             tags.Step(section);
1672
1673             struct {
1674                 const char *name_;
1675                 CYString *value_;
1676             } names[] = {
1677                 {"default-icon", &defaultIcon_},
1678                 {"depiction", &depiction_},
1679                 {"description", &description_},
1680                 {"label", &label_},
1681                 {"origin", &origin_},
1682                 {"support", &support_},
1683                 {"version", &version_},
1684             };
1685
1686             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1687                 const char *start, *end;
1688
1689                 if (section.Find(names[i].name_, start, end)) {
1690                     CYString &value(*names[i].value_);
1691                     value.set(pool, start, end - start);
1692                 }
1693             }
1694         }
1695     }
1696
1697     record_ = [Sources_ objectForKey:[self key]];
1698
1699     NSURL *url([NSURL URLWithString:uri_]);
1700
1701     host_ = [url host];
1702     if (host_ != nil)
1703         host_ = [host_ lowercaseString];
1704
1705     if (host_ != nil)
1706         authority_ = host_;
1707     else
1708         authority_ = [url path];
1709 }
1710
1711 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(CYPool *)pool {
1712     if ((self = [super init]) != nil) {
1713         era_ = [database era];
1714         database_ = database;
1715         index_ = index;
1716
1717         _profile(Source$initWithMetaIndex$setMetaIndex)
1718         [self setMetaIndex:index inPool:pool];
1719         _end
1720     } return self;
1721 }
1722
1723 - (NSString *) getField:(NSString *)name {
1724 @synchronized (database_) {
1725     if ([database_ era] != era_ || index_ == NULL)
1726         return nil;
1727
1728     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1729     if (dindex == NULL)
1730         return nil;
1731
1732     FileFd fd;
1733     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1734          _error->Discard();
1735          return nil;
1736     }
1737
1738     pkgTagFile tags(&fd);
1739
1740     pkgTagSection section;
1741     tags.Step(section);
1742
1743     const char *start, *end;
1744     if (!section.Find([name UTF8String], start, end))
1745         return (NSString *) [NSNull null];
1746
1747     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1748 } }
1749
1750 - (NSComparisonResult) compareByName:(Source *)source {
1751     NSString *lhs = [self name];
1752     NSString *rhs = [source name];
1753
1754     if ([lhs length] != 0 && [rhs length] != 0) {
1755         unichar lhc = [lhs characterAtIndex:0];
1756         unichar rhc = [rhs characterAtIndex:0];
1757
1758         if (isalpha(lhc) && !isalpha(rhc))
1759             return NSOrderedAscending;
1760         else if (!isalpha(lhc) && isalpha(rhc))
1761             return NSOrderedDescending;
1762     }
1763
1764     return [lhs compare:rhs options:LaxCompareOptions_];
1765 }
1766
1767 - (NSString *) depictionForPackage:(NSString *)package {
1768     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1769 }
1770
1771 - (NSString *) supportForPackage:(NSString *)package {
1772     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1773 }
1774
1775 - (NSArray *) sections {
1776     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1777 }
1778
1779 - (void) _addSection:(NSString *)section {
1780     if (record_ == nil)
1781         return;
1782     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1783         if (![sections containsObject:section])
1784             [sections addObject:section];
1785     } else
1786         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1787 }
1788
1789 - (bool) addSection:(NSString *)section {
1790     if (record_ == nil)
1791         return false;
1792
1793     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1794     return true;
1795 }
1796
1797 - (void) _removeSection:(NSString *)section {
1798     if (record_ == nil)
1799         return;
1800
1801     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1802         if ([sections containsObject:section])
1803             [sections removeObject:section];
1804 }
1805
1806 - (bool) removeSection:(NSString *)section {
1807     if (record_ == nil)
1808         return false;
1809
1810     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1811     return true;
1812 }
1813
1814 - (void) _remove {
1815     [Sources_ removeObjectForKey:[self key]];
1816 }
1817
1818 - (bool) remove {
1819     bool value(record_ != nil);
1820     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1821     return value;
1822 }
1823
1824 - (NSDictionary *) record {
1825     return record_;
1826 }
1827
1828 - (BOOL) trusted {
1829     return trusted_;
1830 }
1831
1832 - (NSString *) rooturi {
1833     return uri_;
1834 }
1835
1836 - (NSString *) distribution {
1837     return distribution_;
1838 }
1839
1840 - (NSString *) type {
1841     return type_;
1842 }
1843
1844 - (NSString *) baseuri {
1845     return base_.empty() ? nil : (id) base_;
1846 }
1847
1848 - (NSString *) iconuri {
1849     if (NSString *base = [self baseuri])
1850         return [base stringByAppendingString:@"CydiaIcon.png"];
1851
1852     return nil;
1853 }
1854
1855 - (NSURL *) iconURL {
1856     if (NSString *uri = [self iconuri])
1857         return [NSURL URLWithString:uri];
1858     return nil;
1859 }
1860
1861 - (NSString *) key {
1862     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1863 }
1864
1865 - (NSString *) host {
1866     return host_;
1867 }
1868
1869 - (NSString *) name {
1870     return origin_.empty() ? (id) authority_ : origin_;
1871 }
1872
1873 - (NSString *) shortDescription {
1874     return description_;
1875 }
1876
1877 - (NSString *) label {
1878     return label_.empty() ? (id) authority_ : label_;
1879 }
1880
1881 - (NSString *) origin {
1882     return origin_;
1883 }
1884
1885 - (NSString *) version {
1886     return version_;
1887 }
1888
1889 - (NSString *) defaultIcon {
1890     return defaultIcon_;
1891 }
1892
1893 - (void) setDelegate:(NSObject<SourceDelegate> *)delegate {
1894     delegate_ = delegate;
1895 }
1896
1897 - (bool) fetch {
1898     return !fetches_.empty();
1899 }
1900
1901 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
1902     if (!fetch) {
1903         if (fetches_.erase(uri) == 0)
1904             return;
1905     } else if (files_.find(uri) == files_.end())
1906         return;
1907     else if (!fetches_.insert(uri).second)
1908         return;
1909
1910     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:[self fetch]] waitUntilDone:NO];
1911 }
1912
1913 - (void) resetFetch {
1914     fetches_.clear();
1915     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:NO];
1916 }
1917
1918 @end
1919 /* }}} */
1920 /* CydiaOperation Class {{{ */
1921 @interface CydiaOperation : NSObject {
1922     _H<NSString> operator_;
1923     _H<NSString> value_;
1924 }
1925
1926 - (NSString *) operator;
1927 - (NSString *) value;
1928
1929 @end
1930
1931 @implementation CydiaOperation
1932
1933 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1934     if ((self = [super init]) != nil) {
1935         operator_ = [NSString stringWithUTF8String:_operator];
1936         value_ = [NSString stringWithUTF8String:value];
1937     } return self;
1938 }
1939
1940 + (NSArray *) _attributeKeys {
1941     return [NSArray arrayWithObjects:
1942         @"operator",
1943         @"value",
1944     nil];
1945 }
1946
1947 - (NSArray *) attributeKeys {
1948     return [[self class] _attributeKeys];
1949 }
1950
1951 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1952     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1953 }
1954
1955 - (NSString *) operator {
1956     return operator_;
1957 }
1958
1959 - (NSString *) value {
1960     return value_;
1961 }
1962
1963 @end
1964 /* }}} */
1965 /* CydiaClause Class {{{ */
1966 @interface CydiaClause : NSObject {
1967     _H<NSString> package_;
1968     _H<CydiaOperation> version_;
1969 }
1970
1971 - (NSString *) package;
1972 - (CydiaOperation *) version;
1973
1974 @end
1975
1976 @implementation CydiaClause
1977
1978 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1979     if ((self = [super init]) != nil) {
1980         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1981
1982         if (const char *version = dep.TargetVer())
1983             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1984         else
1985             version_ = (id) [NSNull null];
1986     } return self;
1987 }
1988
1989 + (NSArray *) _attributeKeys {
1990     return [NSArray arrayWithObjects:
1991         @"package",
1992         @"version",
1993     nil];
1994 }
1995
1996 - (NSArray *) attributeKeys {
1997     return [[self class] _attributeKeys];
1998 }
1999
2000 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2001     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2002 }
2003
2004 - (NSString *) package {
2005     return package_;
2006 }
2007
2008 - (CydiaOperation *) version {
2009     return version_;
2010 }
2011
2012 @end
2013 /* }}} */
2014 /* CydiaRelation Class {{{ */
2015 @interface CydiaRelation : NSObject {
2016     _H<NSString> relationship_;
2017     _H<NSMutableArray> clauses_;
2018 }
2019
2020 - (NSString *) relationship;
2021 - (NSArray *) clauses;
2022
2023 @end
2024
2025 @implementation CydiaRelation
2026
2027 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
2028     if ((self = [super init]) != nil) {
2029         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
2030         clauses_ = [NSMutableArray arrayWithCapacity:8];
2031
2032         pkgCache::DepIterator start;
2033         pkgCache::DepIterator end;
2034         dep.GlobOr(start, end); // ++dep
2035
2036         _forever {
2037             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
2038
2039             // yes, seriously. (wtf?)
2040             if (start == end)
2041                 break;
2042             ++start;
2043         }
2044     } return self;
2045 }
2046
2047 + (NSArray *) _attributeKeys {
2048     return [NSArray arrayWithObjects:
2049         @"clauses",
2050         @"relationship",
2051     nil];
2052 }
2053
2054 - (NSArray *) attributeKeys {
2055     return [[self class] _attributeKeys];
2056 }
2057
2058 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2059     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2060 }
2061
2062 - (NSString *) relationship {
2063     return relationship_;
2064 }
2065
2066 - (NSArray *) clauses {
2067     return clauses_;
2068 }
2069
2070 - (void) addClause:(CydiaClause *)clause {
2071     [clauses_ addObject:clause];
2072 }
2073
2074 @end
2075 /* }}} */
2076 /* Package Class {{{ */
2077 struct ParsedPackage {
2078     CYString md5sum_;
2079     CYString tagline_;
2080
2081     CYString architecture_;
2082     CYString icon_;
2083
2084     CYString depiction_;
2085     CYString homepage_;
2086     CYString author_;
2087
2088     CYString support_;
2089 };
2090
2091 @interface Package : NSObject {
2092     uint32_t era_ : 25;
2093     @public uint32_t role_ : 3;
2094     uint32_t essential_ : 1;
2095     uint32_t obsolete_ : 1;
2096     uint32_t ignored_ : 1;
2097     uint32_t pooled_ : 1;
2098
2099     CYPool *pool_;
2100
2101     uint32_t rank_;
2102
2103     _transient Database *database_;
2104
2105     pkgCache::VerIterator version_;
2106     pkgCache::PkgIterator iterator_;
2107     pkgCache::VerFileIterator file_;
2108
2109     CYString id_;
2110     CYString name_;
2111     CYString transform_;
2112
2113     CYString latest_;
2114     CYString installed_;
2115     time_t upgraded_;
2116
2117     const char *section_;
2118     _transient NSString *section$_;
2119
2120     _H<Source> source_;
2121
2122     PackageValue *metadata_;
2123     ParsedPackage *parsed_;
2124
2125     _H<NSMutableArray> tags_;
2126 }
2127
2128 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database;
2129 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database;
2130
2131 - (pkgCache::PkgIterator) iterator;
2132 - (void) parse;
2133
2134 - (NSString *) section;
2135 - (NSString *) simpleSection;
2136
2137 - (NSString *) longSection;
2138 - (NSString *) shortSection;
2139
2140 - (NSString *) uri;
2141
2142 - (MIMEAddress *) maintainer;
2143 - (size_t) size;
2144 - (NSString *) longDescription;
2145 - (NSString *) shortDescription;
2146 - (unichar) index;
2147
2148 - (PackageValue *) metadata;
2149 - (time_t) seen;
2150
2151 - (bool) subscribed;
2152 - (bool) setSubscribed:(bool)subscribed;
2153
2154 - (BOOL) ignored;
2155
2156 - (NSString *) latest;
2157 - (NSString *) installed;
2158 - (BOOL) uninstalled;
2159
2160 - (BOOL) upgradableAndEssential:(BOOL)essential;
2161 - (BOOL) essential;
2162 - (BOOL) broken;
2163 - (BOOL) unfiltered;
2164 - (BOOL) visible;
2165
2166 - (BOOL) half;
2167 - (BOOL) halfConfigured;
2168 - (BOOL) halfInstalled;
2169 - (BOOL) hasMode;
2170 - (NSString *) mode;
2171
2172 - (NSString *) id;
2173 - (NSString *) name;
2174 - (UIImage *) icon;
2175 - (NSString *) homepage;
2176 - (NSString *) depiction;
2177 - (MIMEAddress *) author;
2178
2179 - (NSString *) support;
2180
2181 - (NSArray *) files;
2182 - (NSArray *) warnings;
2183 - (NSArray *) applications;
2184
2185 - (Source *) source;
2186
2187 - (uint32_t) rank;
2188 - (BOOL) matches:(NSArray *)query;
2189
2190 - (BOOL) hasTag:(NSString *)tag;
2191 - (NSString *) primaryPurpose;
2192 - (NSArray *) purposes;
2193 - (bool) isCommercial;
2194
2195 - (void) setIndex:(size_t)index;
2196
2197 - (CYString &) cyname;
2198
2199 - (uint32_t) compareBySection:(NSArray *)sections;
2200
2201 - (void) install;
2202 - (void) remove;
2203
2204 @end
2205
2206 uint32_t PackageChangesRadix(Package *self, void *) {
2207     union {
2208         uint32_t key;
2209
2210         struct {
2211             uint32_t timestamp : 30;
2212             uint32_t ignored : 1;
2213             uint32_t upgradable : 1;
2214         } bits;
2215     } value;
2216
2217     bool upgradable([self upgradableAndEssential:YES]);
2218     value.bits.upgradable = upgradable ? 1 : 0;
2219
2220     if (upgradable) {
2221         value.bits.timestamp = 0;
2222         value.bits.ignored = [self ignored] ? 0 : 1;
2223         value.bits.upgradable = 1;
2224     } else {
2225         value.bits.timestamp = [self seen] >> 2;
2226         value.bits.ignored = 0;
2227         value.bits.upgradable = 0;
2228     }
2229
2230     return _not(uint32_t) - value.key;
2231 }
2232
2233 CYString &(*PackageName)(Package *self, SEL sel);
2234
2235 uint32_t PackagePrefixRadix(Package *self, void *context) {
2236     size_t offset(reinterpret_cast<size_t>(context));
2237     CYString &name(PackageName(self, @selector(cyname)));
2238
2239     size_t size(name.size());
2240     if (size == 0)
2241         return 0;
2242     char *text(name.data());
2243
2244     size_t zeros;
2245     if (!isdigit(text[0]))
2246         zeros = 0;
2247     else {
2248         size_t digits(1);
2249         while (size != digits && isdigit(text[digits]))
2250             if (++digits == 4)
2251                 break;
2252         zeros = 4 - digits;
2253     }
2254
2255     uint8_t data[4];
2256
2257     if (offset == 0 && zeros != 0) {
2258         memset(data, '0', zeros);
2259         memcpy(data + zeros, text, 4 - zeros);
2260     } else {
2261         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2262         if (size <= offset - zeros)
2263             return 0;
2264
2265         text += offset - zeros;
2266         size -= offset - zeros;
2267
2268         if (size >= 4)
2269             memcpy(data, text, 4);
2270         else {
2271             memcpy(data, text, size);
2272             memset(data + size, 0, 4 - size);
2273         }
2274
2275         for (size_t i(0); i != 4; ++i)
2276             if (isalpha(data[i]))
2277                 data[i] |= 0x20;
2278     }
2279
2280     if (offset == 0)
2281         if (data[0] == '@')
2282             data[0] = 0x7f;
2283         else
2284             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2285
2286     /* XXX: ntohl may be more honest */
2287     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2288 }
2289
2290 CFComparisonResult StringNameCompare(CFStringRef lhn, CFStringRef rhn, size_t length) {
2291     _profile(PackageNameCompare)
2292         if (lhn == NULL)
2293             return rhn == NULL ? kCFCompareEqualTo : kCFCompareLessThan;
2294         else if (rhn == NULL)
2295             return kCFCompareGreaterThan;
2296
2297         CFIndex length(CFStringGetLength(lhn));
2298
2299         _profile(PackageNameCompare$NumbersLast)
2300             if (length != 0 && CFStringGetLength(rhn) != 0) {
2301                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2302                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2303                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2304                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2305                     return lha ? kCFCompareLessThan : kCFCompareGreaterThan;
2306             }
2307         _end
2308
2309         _profile(PackageNameCompare$Compare)
2310             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, (CFLocaleRef) (id) CollationLocale_);
2311         _end
2312     _end
2313 }
2314
2315 _finline CFComparisonResult StringNameCompare(NSString *lhn, NSString*rhn, size_t length) {
2316     return StringNameCompare((CFStringRef) lhn, (CFStringRef) rhn, length);
2317 }
2318
2319 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2320     CYString &lhn(PackageName(lhs, @selector(cyname)));
2321     NSString *rhn(PackageName(rhs, @selector(cyname)));
2322     return StringNameCompare(lhn, rhn, lhn.size());
2323 }
2324
2325 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *arg) {
2326     return PackageNameCompare(*lhs, *rhs, arg);
2327 }
2328
2329 struct PackageNameOrdering :
2330     std::binary_function<Package *, Package *, bool>
2331 {
2332     _finline bool operator ()(Package *lhs, Package *rhs) const {
2333         return PackageNameCompare(lhs, rhs, NULL) == kCFCompareLessThan;
2334     }
2335 };
2336
2337 @implementation Package
2338
2339 - (NSString *) description {
2340     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2341 }
2342
2343 - (void) dealloc {
2344     if (!pooled_)
2345         delete pool_;
2346     if (parsed_ != NULL)
2347         delete parsed_;
2348     [super dealloc];
2349 }
2350
2351 + (NSString *) webScriptNameForSelector:(SEL)selector {
2352     if (false);
2353     else if (selector == @selector(clear))
2354         return @"clear";
2355     else if (selector == @selector(getField:))
2356         return @"getField";
2357     else if (selector == @selector(getRecord))
2358         return @"getRecord";
2359     else if (selector == @selector(hasTag:))
2360         return @"hasTag";
2361     else if (selector == @selector(install))
2362         return @"install";
2363     else if (selector == @selector(remove))
2364         return @"remove";
2365     else
2366         return nil;
2367 }
2368
2369 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2370     return [self webScriptNameForSelector:selector] == nil;
2371 }
2372
2373 + (NSArray *) _attributeKeys {
2374     return [NSArray arrayWithObjects:
2375         @"applications",
2376         @"architecture",
2377         @"author",
2378         @"depiction",
2379         @"essential",
2380         @"homepage",
2381         @"icon",
2382         @"id",
2383         @"installed",
2384         @"latest",
2385         @"longDescription",
2386         @"longSection",
2387         @"maintainer",
2388         @"md5sum",
2389         @"mode",
2390         @"name",
2391         @"purposes",
2392         @"relations",
2393         @"section",
2394         @"selection",
2395         @"shortDescription",
2396         @"shortSection",
2397         @"simpleSection",
2398         @"size",
2399         @"source",
2400         @"state",
2401         @"support",
2402         @"tags",
2403         @"upgraded",
2404         @"warnings",
2405     nil];
2406 }
2407
2408 - (NSArray *) attributeKeys {
2409     return [[self class] _attributeKeys];
2410 }
2411
2412 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2413     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2414 }
2415
2416 - (NSArray *) relations {
2417 @synchronized (database_) {
2418     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2419     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2420         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2421     return relations;
2422 } }
2423
2424 - (NSString *) architecture {
2425     [self parse];
2426 @synchronized (database_) {
2427     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2428 } }
2429
2430 - (NSString *) getField:(NSString *)name {
2431 @synchronized (database_) {
2432     if ([database_ era] != era_ || file_.end())
2433         return nil;
2434
2435     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2436
2437     const char *start, *end;
2438     if (!parser.Find([name UTF8String], start, end))
2439         return (NSString *) [NSNull null];
2440
2441     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2442 } }
2443
2444 - (NSString *) getRecord {
2445 @synchronized (database_) {
2446     if ([database_ era] != era_ || file_.end())
2447         return nil;
2448
2449     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2450
2451     const char *start, *end;
2452     parser.GetRec(start, end);
2453
2454     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2455 } }
2456
2457 - (void) parse {
2458     if (parsed_ != NULL)
2459         return;
2460 @synchronized (database_) {
2461     if ([database_ era] != era_ || file_.end())
2462         return;
2463
2464     ParsedPackage *parsed(new ParsedPackage);
2465     parsed_ = parsed;
2466
2467     _profile(Package$parse)
2468         pkgRecords::Parser *parser;
2469
2470         _profile(Package$parse$Lookup)
2471             parser = &[database_ records]->Lookup(file_);
2472         _end
2473
2474         CYString bugs;
2475         CYString website;
2476
2477         _profile(Package$parse$Find)
2478             struct {
2479                 const char *name_;
2480                 CYString *value_;
2481             } names[] = {
2482                 {"architecture", &parsed->architecture_},
2483                 {"icon", &parsed->icon_},
2484                 {"depiction", &parsed->depiction_},
2485                 {"homepage", &parsed->homepage_},
2486                 {"website", &website},
2487                 {"bugs", &bugs},
2488                 {"support", &parsed->support_},
2489                 {"author", &parsed->author_},
2490                 {"md5sum", &parsed->md5sum_},
2491             };
2492
2493             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2494                 const char *start, *end;
2495
2496                 if (parser->Find(names[i].name_, start, end)) {
2497                     CYString &value(*names[i].value_);
2498                     _profile(Package$parse$Value)
2499                         value.set(pool_, start, end - start);
2500                     _end
2501                 }
2502             }
2503         _end
2504
2505         _profile(Package$parse$Tagline)
2506             const char *start, *end;
2507             if (parser->ShortDesc(start, end)) {
2508                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2509                 if (stop == NULL)
2510                     stop = end;
2511                 while (stop != start && stop[-1] == '\r')
2512                     --stop;
2513                 parsed->tagline_.set(pool_, start, stop - start);
2514             }
2515         _end
2516
2517         _profile(Package$parse$Retain)
2518             if (parsed->homepage_.empty())
2519                 parsed->homepage_ = website;
2520             if (parsed->homepage_ == parsed->depiction_)
2521                 parsed->homepage_.clear();
2522             if (parsed->support_.empty())
2523                 parsed->support_ = bugs;
2524         _end
2525     _end
2526 } }
2527
2528 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database {
2529     if ((self = [super init]) != nil) {
2530     _profile(Package$initWithVersion)
2531         if (pool == NULL)
2532             pool_ = new CYPool();
2533         else {
2534             pool_ = pool;
2535             pooled_ = true;
2536         }
2537
2538         database_ = database;
2539         era_ = [database era];
2540
2541         version_ = version;
2542
2543         pkgCache::PkgIterator iterator(version.ParentPkg());
2544         iterator_ = iterator;
2545
2546         _profile(Package$initWithVersion$Version)
2547             file_ = version_.FileList();
2548         _end
2549
2550         _profile(Package$initWithVersion$Cache)
2551             name_.set(NULL, iterator.Display());
2552
2553             latest_.set(NULL, StripVersion_(version_.VerStr()));
2554
2555             pkgCache::VerIterator current(iterator.CurrentVer());
2556             if (!current.end())
2557                 installed_.set(NULL, StripVersion_(current.VerStr()));
2558         _end
2559
2560         _profile(Package$initWithVersion$Transliterate) do {
2561             if (CollationTransl_ == NULL)
2562                 break;
2563             if (name_.empty())
2564                 break;
2565
2566             _profile(Package$initWithVersion$Transliterate$utf8)
2567             const uint8_t *data(reinterpret_cast<const uint8_t *>(name_.data()));
2568             for (size_t i(0), e(name_.size()); i != e; ++i)
2569                 if (data[i] >= 0x80)
2570                     goto extended;
2571             break; extended:;
2572             _end
2573
2574             UErrorCode code(U_ZERO_ERROR);
2575             int32_t length;
2576
2577             _profile(Package$initWithVersion$Transliterate$u_strFromUTF8WithSub)
2578             CollationString_.resize(name_.size());
2579             u_strFromUTF8WithSub(&CollationString_[0], CollationString_.size(), &length, name_.data(), name_.size(), 0xfffd, NULL, &code);
2580             if (!U_SUCCESS(code))
2581                 break;
2582             CollationString_.resize(length);
2583             _end
2584
2585             _profile(Package$initWithVersion$Transliterate$utrans_trans)
2586             length = CollationString_.size();
2587             utrans_trans(CollationTransl_, reinterpret_cast<UReplaceable *>(&CollationString_), &CollationUCalls_, 0, &length, &code);
2588             if (!U_SUCCESS(code))
2589                 break;
2590             _assert(CollationString_.size() == length);
2591             _end
2592
2593             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$preflight)
2594             u_strToUTF8WithSub(NULL, 0, &length, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2595             if (code == U_BUFFER_OVERFLOW_ERROR)
2596                 code = U_ZERO_ERROR;
2597             else if (!U_SUCCESS(code))
2598                 break;
2599             _end
2600
2601             char *transform;
2602             _profile(Package$initWithVersion$Transliterate$apr_palloc)
2603             transform = pool_->malloc<char>(length);
2604             _end
2605             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$transform)
2606             u_strToUTF8WithSub(transform, length, NULL, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2607             if (!U_SUCCESS(code))
2608                 break;
2609             _end
2610
2611             transform_.set(NULL, transform, length);
2612         } while (false); _end
2613
2614         _profile(Package$initWithVersion$Tags)
2615             pkgCache::TagIterator tag(iterator.TagList());
2616             if (!tag.end()) {
2617                 tags_ = [NSMutableArray arrayWithCapacity:8];
2618
2619                 goto tag; for (; !tag.end(); ++tag) tag: {
2620                     const char *name(tag.Name());
2621                     NSString *string((NSString *) CYStringCreate(name));
2622                     if (string == nil)
2623                         continue;
2624
2625                     [tags_ addObject:[string autorelease]];
2626
2627                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2628                         if (strcmp(name + 6, "enduser") == 0)
2629                             role_ = 1;
2630                         else if (strcmp(name + 6, "hacker") == 0)
2631                             role_ = 2;
2632                         else if (strcmp(name + 6, "developer") == 0)
2633                             role_ = 3;
2634                         else if (strcmp(name + 6, "cydia") == 0)
2635                             role_ = 7;
2636                         else
2637                             role_ = 4;
2638                     }
2639
2640                     if (strncmp(name, "cydia::", 7) == 0) {
2641                         if (strcmp(name + 7, "essential") == 0)
2642                             essential_ = true;
2643                         else if (strcmp(name + 7, "obsolete") == 0)
2644                             obsolete_ = true;
2645                     }
2646                 }
2647             }
2648         _end
2649
2650         _profile(Package$initWithVersion$Metadata)
2651             const char *mixed(iterator.Name());
2652             size_t size(strlen(mixed));
2653             static const size_t prefix(sizeof("/var/lib/dpkg/info/") - 1);
2654             char lower[prefix + size + 5 + 1];
2655
2656             for (size_t i(0); i != size; ++i)
2657                 lower[prefix + i] = mixed[i] | 0x20;
2658
2659             if (!installed_.empty()) {
2660                 memcpy(lower, "/var/lib/dpkg/info/", prefix);
2661                 memcpy(lower + prefix + size, ".list", 6);
2662                 struct stat info;
2663                 if (stat(lower, &info) != -1)
2664                     upgraded_ = info.st_birthtime;
2665             }
2666
2667             PackageValue *metadata(PackageFind(lower + prefix, size));
2668             metadata_ = metadata;
2669
2670             id_.set(NULL, metadata->name_, size);
2671
2672             const char *latest(version_.VerStr());
2673             size_t length(strlen(latest));
2674
2675             uint16_t vhash(hashlittle(latest, length));
2676
2677             size_t capped(std::min<size_t>(8, length));
2678             latest = latest + length - capped;
2679
2680             if (metadata->first_ == 0)
2681                 metadata->first_ = now_;
2682
2683             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2684                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2685                 metadata->vhash_ = vhash;
2686                 metadata->last_ = now_;
2687             } else if (metadata->last_ == 0)
2688                 metadata->last_ = metadata->first_;
2689         _end
2690
2691         _profile(Package$initWithVersion$Section)
2692             section_ = version_.Section();
2693         _end
2694
2695         _profile(Package$initWithVersion$Flags)
2696             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2697             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2698         _end
2699     _end } return self;
2700 }
2701
2702 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database {
2703     pkgCache::VerIterator version;
2704
2705     _profile(Package$packageWithIterator$GetCandidateVer)
2706         version = [database policy]->GetCandidateVer(iterator);
2707     _end
2708
2709     if (version.end())
2710         return nil;
2711
2712     Package *package;
2713
2714     _profile(Package$packageWithIterator$Allocate)
2715         package = [Package allocWithZone:zone];
2716     _end
2717
2718     _profile(Package$packageWithIterator$Initialize)
2719         package = [package
2720             initWithVersion:version
2721             withZone:zone
2722             inPool:pool
2723             database:database
2724         ];
2725     _end
2726
2727     _profile(Package$packageWithIterator$Autorelease)
2728         package = [package autorelease];
2729     _end
2730
2731     return package;
2732 }
2733
2734 - (pkgCache::PkgIterator) iterator {
2735     return iterator_;
2736 }
2737
2738 - (NSArray *) downgrades {
2739     NSMutableArray *versions([NSMutableArray arrayWithCapacity:4]);
2740
2741     for (auto version(iterator_.VersionList()); !version.end(); ++version) {
2742         if (version == version_)
2743             continue;
2744         Package *package([[[Package allocWithZone:NULL] initWithVersion:version withZone:NULL inPool:NULL database:database_] autorelease]);
2745         if ([package source] == nil)
2746             continue;
2747         [versions addObject:package];
2748     }
2749
2750     return versions;
2751 }
2752
2753 - (NSString *) section {
2754     if (section$_ == nil) {
2755         if (section_ == NULL)
2756             return nil;
2757
2758         _profile(Package$section$mappedSectionForPointer)
2759             section$_ = [database_ mappedSectionForPointer:section_];
2760         _end
2761     } return section$_;
2762 }
2763
2764 - (NSString *) simpleSection {
2765     if (NSString *section = [self section])
2766         return Simplify(section);
2767     else
2768         return nil;
2769 }
2770
2771 - (NSString *) longSection {
2772     return LocalizeSection([self section]);
2773 }
2774
2775 - (NSString *) shortSection {
2776     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2777 }
2778
2779 - (NSString *) uri {
2780     return nil;
2781 #if 0
2782     pkgIndexFile *index;
2783     pkgCache::PkgFileIterator file(file_.File());
2784     if (![database_ list].FindIndex(file, index))
2785         return nil;
2786     return [NSString stringWithUTF8String:iterator_->Path];
2787     //return [NSString stringWithUTF8String:file.Site()];
2788     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2789 #endif
2790 }
2791
2792 - (MIMEAddress *) maintainer {
2793 @synchronized (database_) {
2794     if ([database_ era] != era_ || file_.end())
2795         return nil;
2796
2797     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2798     const std::string &maintainer(parser->Maintainer());
2799     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2800 } }
2801
2802 - (NSString *) md5sum {
2803     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2804 }
2805
2806 - (size_t) size {
2807 @synchronized (database_) {
2808     if ([database_ era] != era_ || version_.end())
2809         return 0;
2810
2811     return version_->InstalledSize;
2812 } }
2813
2814 - (NSString *) longDescription {
2815 @synchronized (database_) {
2816     if ([database_ era] != era_ || file_.end())
2817         return nil;
2818
2819     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2820     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2821
2822     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2823     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2824     if ([lines count] < 2)
2825         return nil;
2826
2827     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2828     for (size_t i(1), e([lines count]); i != e; ++i) {
2829         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2830         [trimmed addObject:trim];
2831     }
2832
2833     return [trimmed componentsJoinedByString:@"\n"];
2834 } }
2835
2836 - (NSString *) shortDescription {
2837     if (parsed_ != NULL)
2838         return static_cast<NSString *>(parsed_->tagline_);
2839
2840 @synchronized (database_) {
2841     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2842
2843     const char *start, *end;
2844     if (!parser.ShortDesc(start, end))
2845         return nil;
2846
2847     if (end - start > 200)
2848         end = start + 200;
2849
2850     /*
2851     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2852         end = stop;
2853
2854     while (end != start && end[-1] == '\r')
2855         --end;
2856     */
2857
2858     return [(id) CYStringCreate(start, end - start) autorelease];
2859 } }
2860
2861 - (unichar) index {
2862     _profile(Package$index)
2863         CFStringRef name((CFStringRef) [self name]);
2864         if (CFStringGetLength(name) == 0)
2865             return '#';
2866         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2867         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2868             return '#';
2869         return toupper(character);
2870     _end
2871 }
2872
2873 - (PackageValue *) metadata {
2874     return metadata_;
2875 }
2876
2877 - (time_t) seen {
2878     PackageValue *metadata([self metadata]);
2879     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2880 }
2881
2882 - (bool) subscribed {
2883     return [self metadata]->subscribed_;
2884 }
2885
2886 - (bool) setSubscribed:(bool)subscribed {
2887     PackageValue *metadata([self metadata]);
2888     if (metadata->subscribed_ == subscribed)
2889         return false;
2890     metadata->subscribed_ = subscribed;
2891     return true;
2892 }
2893
2894 - (BOOL) ignored {
2895     return ignored_;
2896 }
2897
2898 - (NSString *) latest {
2899     return latest_;
2900 }
2901
2902 - (NSString *) installed {
2903     return installed_;
2904 }
2905
2906 - (BOOL) uninstalled {
2907     return installed_.empty();
2908 }
2909
2910 - (BOOL) upgradableAndEssential:(BOOL)essential {
2911     _profile(Package$upgradableAndEssential)
2912         pkgCache::VerIterator current(iterator_.CurrentVer());
2913         if (current.end())
2914             return essential && essential_;
2915         else
2916             return version_ != current;
2917     _end
2918 }
2919
2920 - (BOOL) essential {
2921     return essential_;
2922 }
2923
2924 - (BOOL) broken {
2925     return [database_ cache][iterator_].InstBroken();
2926 }
2927
2928 - (BOOL) unfiltered {
2929     _profile(Package$unfiltered$obsolete)
2930         if (_unlikely(obsolete_))
2931             return false;
2932     _end
2933
2934     _profile(Package$unfiltered$role)
2935         if (_unlikely(role_ > 3))
2936             return false;
2937     _end
2938
2939     return true;
2940 }
2941
2942 - (BOOL) visible {
2943     if (![self unfiltered])
2944         return false;
2945
2946     NSString *section;
2947
2948     _profile(Package$visible$section)
2949         section = [self section];
2950     _end
2951
2952     _profile(Package$visible$isSectionVisible)
2953         if (!isSectionVisible(section))
2954             return false;
2955     _end
2956
2957     return true;
2958 }
2959
2960 - (BOOL) half {
2961     unsigned char current(iterator_->CurrentState);
2962     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2963 }
2964
2965 - (BOOL) halfConfigured {
2966     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2967 }
2968
2969 - (BOOL) halfInstalled {
2970     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2971 }
2972
2973 - (BOOL) hasMode {
2974 @synchronized (database_) {
2975     if ([database_ era] != era_ || iterator_.end())
2976         return NO;
2977
2978     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2979     return state.Mode != pkgDepCache::ModeKeep;
2980 } }
2981
2982 - (NSString *) mode {
2983 @synchronized (database_) {
2984     if ([database_ era] != era_ || iterator_.end())
2985         return nil;
2986
2987     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2988
2989     switch (state.Mode) {
2990         case pkgDepCache::ModeDelete:
2991             if ((state.iFlags & pkgDepCache::Purge) != 0)
2992                 return @"PURGE";
2993             else
2994                 return @"REMOVE";
2995         case pkgDepCache::ModeKeep:
2996             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2997                 return @"REINSTALL";
2998             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2999                 return nil;*/
3000             else
3001                 return nil;
3002         case pkgDepCache::ModeInstall:
3003             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
3004                 return @"REINSTALL";
3005             else*/ switch (state.Status) {
3006                 case -1:
3007                     return @"DOWNGRADE";
3008                 case 0:
3009                     return @"INSTALL";
3010                 case 1:
3011                     return @"UPGRADE";
3012                 case 2:
3013                     return @"NEW_INSTALL";
3014                 _nodefault
3015             }
3016         _nodefault
3017     }
3018 } }
3019
3020 - (NSString *) id {
3021     return id_;
3022 }
3023
3024 - (NSString *) name {
3025     return name_.empty() ? id_ : name_;
3026 }
3027
3028 - (UIImage *) icon {
3029     NSString *section = [self simpleSection];
3030
3031     UIImage *icon(nil);
3032     if (parsed_ != NULL)
3033         if (NSString *href = parsed_->icon_)
3034             if ([href hasPrefix:@"file:///"])
3035                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3036     if (icon == nil) if (section != nil)
3037         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
3038     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
3039         if ([dicon hasPrefix:@"file:///"])
3040             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3041     if (icon == nil)
3042         icon = [UIImage imageNamed:@"unknown.png"];
3043     return icon;
3044 }
3045
3046 - (NSString *) homepage {
3047     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
3048 }
3049
3050 - (NSString *) depiction {
3051     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
3052 }
3053
3054 - (MIMEAddress *) author {
3055     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
3056 }
3057
3058 - (NSString *) support {
3059     return parsed_ != NULL && !parsed_->support_.empty() ? parsed_->support_ : [[self source] supportForPackage:id_];
3060 }
3061
3062 - (NSArray *) files {
3063     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
3064     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
3065
3066     std::ifstream fin;
3067     fin.open([path UTF8String]);
3068     if (!fin.is_open())
3069         return nil;
3070
3071     std::string line;
3072     while (std::getline(fin, line))
3073         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
3074
3075     return files;
3076 }
3077
3078 - (NSString *) state {
3079 @synchronized (database_) {
3080     if ([database_ era] != era_ || file_.end())
3081         return nil;
3082
3083     switch (iterator_->CurrentState) {
3084         case pkgCache::State::NotInstalled:
3085             return @"NotInstalled";
3086         case pkgCache::State::UnPacked:
3087             return @"UnPacked";
3088         case pkgCache::State::HalfConfigured:
3089             return @"HalfConfigured";
3090         case pkgCache::State::HalfInstalled:
3091             return @"HalfInstalled";
3092         case pkgCache::State::ConfigFiles:
3093             return @"ConfigFiles";
3094         case pkgCache::State::Installed:
3095             return @"Installed";
3096         case pkgCache::State::TriggersAwaited:
3097             return @"TriggersAwaited";
3098         case pkgCache::State::TriggersPending:
3099             return @"TriggersPending";
3100     }
3101
3102     return (NSString *) [NSNull null];
3103 } }
3104
3105 - (NSString *) selection {
3106 @synchronized (database_) {
3107     if ([database_ era] != era_ || file_.end())
3108         return nil;
3109
3110     switch (iterator_->SelectedState) {
3111         case pkgCache::State::Unknown:
3112             return @"Unknown";
3113         case pkgCache::State::Install:
3114             return @"Install";
3115         case pkgCache::State::Hold:
3116             return @"Hold";
3117         case pkgCache::State::DeInstall:
3118             return @"DeInstall";
3119         case pkgCache::State::Purge:
3120             return @"Purge";
3121     }
3122
3123     return (NSString *) [NSNull null];
3124 } }
3125
3126 - (NSArray *) warnings {
3127 @synchronized (database_) {
3128     if ([database_ era] != era_ || file_.end())
3129         return nil;
3130
3131     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
3132     const char *name(iterator_.Name());
3133
3134     size_t length(strlen(name));
3135     if (length < 2) invalid:
3136         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
3137     else for (size_t i(0); i != length; ++i)
3138         if (
3139             /* XXX: technically this is not allowed */
3140             (name[i] < 'A' || name[i] > 'Z') &&
3141             (name[i] < 'a' || name[i] > 'z') &&
3142             (name[i] < '0' || name[i] > '9') &&
3143             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
3144         ) goto invalid;
3145
3146     if (strcmp(name, "cydia") != 0) {
3147         bool cydia = false;
3148         bool user = false;
3149         bool _private = false;
3150         bool stash = false;
3151         bool dbstash = false;
3152         bool dsstore = false;
3153
3154         bool repository = [[self section] isEqualToString:@"Repositories"];
3155
3156         if (NSArray *files = [self files])
3157             for (NSString *file in files)
3158                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
3159                     cydia = true;
3160                 else if (!user && [file isEqualToString:@"/User"])
3161                     user = true;
3162                 else if (!_private && [file isEqualToString:@"/private"])
3163                     _private = true;
3164                 else if (!stash && [file isEqualToString:@"/var/stash"])
3165                     stash = true;
3166                 else if (!dbstash && [file isEqualToString:@"/var/db/stash"])
3167                     dbstash = true;
3168                 else if (!dsstore && [file hasSuffix:@"/.DS_Store"])
3169                     dsstore = true;
3170
3171         /* XXX: this is not sensitive enough. only some folders are valid. */
3172         if (cydia && !repository)
3173             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
3174         if (user)
3175             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
3176         if (_private)
3177             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
3178         if (stash)
3179             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
3180         if (dbstash)
3181             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/db/stash"]];
3182         if (dsstore)
3183             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @".DS_Store"]];
3184     }
3185
3186     return [warnings count] == 0 ? nil : warnings;
3187 } }
3188
3189 - (NSArray *) applications {
3190     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
3191
3192     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
3193
3194     static RegEx application_r("/Applications/(.*)\\.app/Info.plist");
3195     if (NSArray *files = [self files])
3196         for (NSString *file in files)
3197             if (application_r(file)) {
3198                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
3199                 if (info == nil)
3200                     continue;
3201                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
3202                 if (id == nil || [id isEqualToString:me])
3203                     continue;
3204
3205                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
3206                 if (display == nil)
3207                     display = application_r[1];
3208
3209                 NSString *bundle([file stringByDeletingLastPathComponent]);
3210                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
3211                 // XXX: maybe this should check if this is really a string, not just for length
3212                 if (icon == nil || ![icon respondsToSelector:@selector(length)] || [icon length] == 0)
3213                     icon = @"icon.png";
3214                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
3215
3216                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
3217                 [applications addObject:application];
3218
3219                 [application addObject:id];
3220                 [application addObject:display];
3221                 [application addObject:url];
3222             }
3223
3224     return [applications count] == 0 ? nil : applications;
3225 }
3226
3227 - (Source *) source {
3228     if (source_ == nil) {
3229         @synchronized (database_) {
3230             if ([database_ era] != era_ || file_.end())
3231                 source_ = (Source *) [NSNull null];
3232             else
3233                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
3234         }
3235     }
3236
3237     return source_ == (Source *) [NSNull null] ? nil : source_;
3238 }
3239
3240 - (time_t) upgraded {
3241     return upgraded_;
3242 }
3243
3244 - (uint32_t) recent {
3245     return std::numeric_limits<uint32_t>::max() - upgraded_;
3246 }
3247
3248 - (uint32_t) rank {
3249     return rank_;
3250 }
3251
3252 - (BOOL) matches:(NSArray *)query {
3253     if (query == nil || [query count] == 0)
3254         return NO;
3255
3256     rank_ = 0;
3257
3258     NSString *string;
3259     NSRange range;
3260     NSUInteger length;
3261
3262     string = [self name];
3263     length = [string length];
3264
3265     if (length != 0)
3266     for (NSString *term in query) {
3267         range = [string rangeOfString:term options:MatchCompareOptions_];
3268         if (range.location != NSNotFound)
3269             rank_ -= 6 * 1000000 / length;
3270     }
3271
3272     if (rank_ == 0) {
3273         string = [self id];
3274         length = [string length];
3275
3276         if (length != 0)
3277         for (NSString *term in query) {
3278             range = [string rangeOfString:term options:MatchCompareOptions_];
3279             if (range.location != NSNotFound)
3280                 rank_ -= 6 * 1000000 / length;
3281         }
3282     }
3283
3284     string = [self shortDescription];
3285     length = [string length];
3286     NSUInteger stop(std::min<NSUInteger>(length, 200));
3287
3288     if (length != 0)
3289     for (NSString *term in query) {
3290         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
3291         if (range.location != NSNotFound)
3292             rank_ -= 2 * 100000;
3293     }
3294
3295     return rank_ != 0;
3296 }
3297
3298 - (NSArray *) tags {
3299     return tags_;
3300 }
3301
3302 - (BOOL) hasTag:(NSString *)tag {
3303     return tags_ == nil ? NO : [tags_ containsObject:tag];
3304 }
3305
3306 - (NSString *) primaryPurpose {
3307     for (NSString *tag in (NSArray *) tags_)
3308         if ([tag hasPrefix:@"purpose::"])
3309             return [tag substringFromIndex:9];
3310     return nil;
3311 }
3312
3313 - (NSArray *) purposes {
3314     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3315     for (NSString *tag in (NSArray *) tags_)
3316         if ([tag hasPrefix:@"purpose::"])
3317             [purposes addObject:[tag substringFromIndex:9]];
3318     return [purposes count] == 0 ? nil : purposes;
3319 }
3320
3321 - (bool) isCommercial {
3322     return [self hasTag:@"cydia::commercial"];
3323 }
3324
3325 - (void) setIndex:(size_t)index {
3326     if (metadata_->index_ != index)
3327         metadata_->index_ = index;
3328 }
3329
3330 - (CYString &) cyname {
3331     return !transform_.empty() ? transform_ : !name_.empty() ? name_ : id_;
3332 }
3333
3334 - (uint32_t) compareBySection:(NSArray *)sections {
3335     NSString *section([self section]);
3336     for (size_t i(0), e([sections count]); i != e; ++i) {
3337         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3338             return i;
3339     }
3340
3341     return _not(uint32_t);
3342 }
3343
3344 - (void) clear {
3345 @synchronized (database_) {
3346     if ([database_ era] != era_ || file_.end())
3347         return;
3348
3349     pkgProblemResolver *resolver = [database_ resolver];
3350     resolver->Clear(iterator_);
3351
3352     pkgCacheFile &cache([database_ cache]);
3353     cache->SetReInstall(iterator_, false);
3354     cache->MarkKeep(iterator_, false);
3355 } }
3356
3357 - (void) install {
3358 @synchronized (database_) {
3359     if ([database_ era] != era_ || file_.end())
3360         return;
3361
3362     pkgProblemResolver *resolver = [database_ resolver];
3363     resolver->Clear(iterator_);
3364     resolver->Protect(iterator_);
3365
3366     pkgCacheFile &cache([database_ cache]);
3367     cache->SetCandidateVersion(version_);
3368     cache->SetReInstall(iterator_, false);
3369     cache->MarkInstall(iterator_, false);
3370
3371     pkgDepCache::StateCache &state((*cache)[iterator_]);
3372     if (!state.Install())
3373         cache->SetReInstall(iterator_, true);
3374 } }
3375
3376 - (void) remove {
3377 @synchronized (database_) {
3378     if ([database_ era] != era_ || file_.end())
3379         return;
3380
3381     pkgProblemResolver *resolver = [database_ resolver];
3382     resolver->Clear(iterator_);
3383     resolver->Remove(iterator_);
3384     resolver->Protect(iterator_);
3385
3386     pkgCacheFile &cache([database_ cache]);
3387     cache->SetReInstall(iterator_, false);
3388     cache->MarkDelete(iterator_, true);
3389 } }
3390
3391 @end
3392 /* }}} */
3393 /* Section Class {{{ */
3394 @interface Section : NSObject {
3395     _H<NSString> name_;
3396     size_t row_;
3397     size_t count_;
3398     _H<NSString> localized_;
3399 }
3400
3401 - (NSComparisonResult) compareByLocalized:(Section *)section;
3402 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3403 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3404 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3405
3406 - (NSString *) name;
3407 - (void) setName:(NSString *)name;
3408
3409 - (size_t) row;
3410 - (size_t) count;
3411
3412 - (void) addToRow;
3413 - (void) addToCount;
3414
3415 - (void) setCount:(size_t)count;
3416 - (NSString *) localized;
3417
3418 @end
3419
3420 @implementation Section
3421
3422 - (NSComparisonResult) compareByLocalized:(Section *)section {
3423     NSString *lhs(localized_);
3424     NSString *rhs([section localized]);
3425
3426     /*if ([lhs length] != 0 && [rhs length] != 0) {
3427         unichar lhc = [lhs characterAtIndex:0];
3428         unichar rhc = [rhs characterAtIndex:0];
3429
3430         if (isalpha(lhc) && !isalpha(rhc))
3431             return NSOrderedAscending;
3432         else if (!isalpha(lhc) && isalpha(rhc))
3433             return NSOrderedDescending;
3434     }*/
3435
3436     return [lhs compare:rhs options:LaxCompareOptions_];
3437 }
3438
3439 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3440     if ((self = [self initWithName:name localize:NO]) != nil) {
3441         if (localized != nil)
3442             localized_ = localized;
3443     } return self;
3444 }
3445
3446 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3447     return [self initWithName:name row:0 localize:localize];
3448 }
3449
3450 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3451     if ((self = [super init]) != nil) {
3452         name_ = name;
3453         row_ = row;
3454         if (localize)
3455             localized_ = LocalizeSection(name_);
3456     } return self;
3457 }
3458
3459 - (NSString *) name {
3460     return name_;
3461 }
3462
3463 - (void) setName:(NSString *)name {
3464     name_ = name;
3465 }
3466
3467 - (size_t) row {
3468     return row_;
3469 }
3470
3471 - (size_t) count {
3472     return count_;
3473 }
3474
3475 - (void) addToRow {
3476     ++row_;
3477 }
3478
3479 - (void) addToCount {
3480     ++count_;
3481 }
3482
3483 - (void) setCount:(size_t)count {
3484     count_ = count;
3485 }
3486
3487 - (NSString *) localized {
3488     return localized_;
3489 }
3490
3491 @end
3492 /* }}} */
3493
3494 class CydiaLogCleaner :
3495     public pkgArchiveCleaner
3496 {
3497   protected:
3498     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3499         unlink(File);
3500     }
3501 };
3502
3503 /* Database Implementation {{{ */
3504 @implementation Database
3505
3506 + (Database *) sharedInstance {
3507     static _H<Database> instance;
3508     if (instance == nil)
3509         instance = [[[Database alloc] init] autorelease];
3510     return instance;
3511 }
3512
3513 - (unsigned) era {
3514     return era_;
3515 }
3516
3517 - (void) releasePackages {
3518     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3519     CFArrayRemoveAllValues(packages_);
3520 }
3521
3522 - (void) dealloc {
3523     // XXX: actually implement this thing
3524     _assert(false);
3525     [self releasePackages];
3526     NSRecycleZone(zone_);
3527     [super dealloc];
3528 }
3529
3530 - (void) _readCydia:(NSNumber *)fd {
3531     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3532     std::istream is(&ib);
3533     std::string line;
3534
3535     static RegEx finish_r("finish:([^:]*)");
3536
3537     while (std::getline(is, line)) {
3538         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3539
3540         const char *data(line.c_str());
3541         size_t size = line.size();
3542         lprintf("C:%s\n", data);
3543
3544         if (finish_r(data, size)) {
3545             NSString *finish = finish_r[1];
3546             int index = [Finishes_ indexOfObject:finish];
3547             if (index != INT_MAX && index > Finish_)
3548                 Finish_ = index;
3549         }
3550
3551         [pool release];
3552     }
3553
3554     _assume(false);
3555 }
3556
3557 - (void) _readStatus:(NSNumber *)fd {
3558     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3559     std::istream is(&ib);
3560     std::string line;
3561
3562     static RegEx conffile_r("status: [^ ]* : conffile-prompt : (.*?) *");
3563     static RegEx pmstatus_r("([^:]*):([^:]*):([^:]*):(.*)");
3564
3565     while (std::getline(is, line)) {
3566         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3567
3568         const char *data(line.c_str());
3569         size_t size(line.size());
3570         lprintf("S:%s\n", data);
3571
3572         if (conffile_r(data, size)) {
3573             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3574             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3575         } else if (strncmp(data, "status: ", 8) == 0) {
3576             // status: <package>: {unpacked,half-configured,installed}
3577             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3578             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3579         } else if (strncmp(data, "processing: ", 12) == 0) {
3580             // processing: configure: config-test
3581             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3582             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3583         } else if (pmstatus_r(data, size)) {
3584             std::string type([pmstatus_r[1] UTF8String]);
3585
3586             NSString *package = pmstatus_r[2];
3587             if ([package isEqualToString:@"dpkg-exec"])
3588                 package = nil;
3589
3590             float percent([pmstatus_r[3] floatValue]);
3591             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3592
3593             NSString *string = pmstatus_r[4];
3594
3595             if (type == "pmerror") {
3596                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3597                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3598             } else if (type == "pmstatus") {
3599                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3600                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3601             } else if (type == "pmconffile")
3602                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3603             else
3604                 lprintf("E:unknown pmstatus\n");
3605         } else
3606             lprintf("E:unknown status\n");
3607
3608         [pool release];
3609     }
3610
3611     _assume(false);
3612 }
3613
3614 - (void) _readOutput:(NSNumber *)fd {
3615     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3616     std::istream is(&ib);
3617     std::string line;
3618
3619     while (std::getline(is, line)) {
3620         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3621
3622         lprintf("O:%s\n", line.c_str());
3623
3624         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3625         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3626
3627         [pool release];
3628     }
3629
3630     _assume(false);
3631 }
3632
3633 - (FILE *) input {
3634     return input_;
3635 }
3636
3637 - (Package *) packageWithName:(NSString *)name {
3638     if (name == nil)
3639         return nil;
3640 @synchronized (self) {
3641     if (static_cast<pkgDepCache *>(cache_) == NULL)
3642         return nil;
3643     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3644     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3645 } }
3646
3647 - (id) init {
3648     if ((self = [super init]) != nil) {
3649         policy_ = NULL;
3650         records_ = NULL;
3651         resolver_ = NULL;
3652         fetcher_ = NULL;
3653         lock_ = NULL;
3654
3655         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3656
3657         size_t capacity(MetaFile_->active_);
3658         if (capacity == 0)
3659             capacity = 16384;
3660         else
3661             capacity += 1024;
3662
3663         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3664         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3665
3666         int fds[2];
3667
3668         _assert(pipe(fds) != -1);
3669         cydiafd_ = fds[1];
3670
3671         _config->Set("APT::Keep-Fds::", cydiafd_);
3672         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3673
3674         [NSThread
3675             detachNewThreadSelector:@selector(_readCydia:)
3676             toTarget:self
3677             withObject:[NSNumber numberWithInt:fds[0]]
3678         ];
3679
3680         _assert(pipe(fds) != -1);
3681         statusfd_ = fds[1];
3682
3683         [NSThread
3684             detachNewThreadSelector:@selector(_readStatus:)
3685             toTarget:self
3686             withObject:[NSNumber numberWithInt:fds[0]]
3687         ];
3688
3689         _assert(pipe(fds) != -1);
3690         _assert(dup2(fds[0], 0) != -1);
3691         _assert(close(fds[0]) != -1);
3692
3693         input_ = fdopen(fds[1], "a");
3694
3695         _assert(pipe(fds) != -1);
3696         _assert(dup2(fds[1], 1) != -1);
3697         _assert(close(fds[1]) != -1);
3698
3699         [NSThread
3700             detachNewThreadSelector:@selector(_readOutput:)
3701             toTarget:self
3702             withObject:[NSNumber numberWithInt:fds[0]]
3703         ];
3704     } return self;
3705 }
3706
3707 - (pkgCacheFile &) cache {
3708     return cache_;
3709 }
3710
3711 - (pkgDepCache::Policy *) policy {
3712     return policy_;
3713 }
3714
3715 - (pkgRecords *) records {
3716     return records_;
3717 }
3718
3719 - (pkgProblemResolver *) resolver {
3720     return resolver_;
3721 }
3722
3723 - (pkgAcquire &) fetcher {
3724     return *fetcher_;
3725 }
3726
3727 - (pkgSourceList &) list {
3728     return *list_;
3729 }
3730
3731 - (NSArray *) packages {
3732     return (NSArray *) packages_;
3733 }
3734
3735 - (NSArray *) sources {
3736     return sourceList_;
3737 }
3738
3739 - (Source *) sourceWithKey:(NSString *)key {
3740     for (Source *source in [self sources]) {
3741         if ([[source key] isEqualToString:key])
3742             return source;
3743     } return nil;
3744 }
3745
3746 - (bool) popErrorWithTitle:(NSString *)title {
3747     bool fatal(false);
3748
3749     while (!_error->empty()) {
3750         std::string error;
3751         bool warning(!_error->PopMessage(error));
3752         if (!warning)
3753             fatal = true;
3754
3755         for (;;) {
3756             size_t size(error.size());
3757             if (size == 0 || error[size - 1] != '\n')
3758                 break;
3759             error.resize(size - 1);
3760         }
3761
3762         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3763
3764         static RegEx no_pubkey("GPG error:.* NO_PUBKEY .*");
3765         if (warning && no_pubkey(error.c_str()))
3766             continue;
3767
3768         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3769     }
3770
3771     return fatal;
3772 }
3773
3774 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3775     return [self popErrorWithTitle:title] || !success;
3776 }
3777
3778 - (bool) popErrorWithTitle:(NSString *)title forReadList:(pkgSourceList &)list {
3779     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3780         return true;
3781     return false;
3782
3783     list.Reset();
3784
3785     bool error(false);
3786
3787     if (access("/etc/apt/sources.list", F_OK) == 0)
3788         error |= [self popErrorWithTitle:title forOperation:list.ReadAppend("/etc/apt/sources.list")];
3789
3790     std::string base("/etc/apt/sources.list.d");
3791     if (DIR *sources = opendir(base.c_str())) {
3792         while (dirent *source = readdir(sources))
3793             if (source->d_name[0] != '.' && source->d_namlen > 5 && strcmp(source->d_name + source->d_namlen - 5, ".list") == 0 && strcmp(source->d_name, "cydia.list") != 0)
3794                 error |= [self popErrorWithTitle:title forOperation:list.ReadAppend((base + "/" + source->d_name).c_str())];
3795         closedir(sources);
3796     }
3797
3798     error |= [self popErrorWithTitle:title forOperation:list.ReadAppend(SOURCES_LIST)];
3799
3800     return error;
3801 }
3802
3803 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3804 @synchronized (self) {
3805     ++era_;
3806
3807     [self releasePackages];
3808
3809     sourceMap_.clear();
3810     [sourceList_ removeAllObjects];
3811
3812     _error->Discard();
3813
3814     delete list_;
3815     list_ = NULL;
3816     manager_ = NULL;
3817     delete lock_;
3818     lock_ = NULL;
3819     delete fetcher_;
3820     fetcher_ = NULL;
3821     delete resolver_;
3822     resolver_ = NULL;
3823     delete records_;
3824     records_ = NULL;
3825     delete policy_;
3826     policy_ = NULL;
3827
3828     cache_.Close();
3829
3830     pool_.~CYPool();
3831     new (&pool_) CYPool();
3832
3833     NSRecycleZone(zone_);
3834     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3835
3836     int chk(creat("/tmp/cydia.chk", 0644));
3837     if (chk != -1)
3838         close(chk);
3839
3840     if (invocation != nil)
3841         [invocation invoke];
3842
3843     NSString *title(UCLocalize("DATABASE"));
3844
3845     list_ = new pkgSourceList();
3846     _profile(reloadDataWithInvocation$ReadMainList)
3847     if ([self popErrorWithTitle:title forReadList:*list_])
3848         return;
3849     _end
3850
3851     _profile(reloadDataWithInvocation$Source$initWithMetaIndex)
3852     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3853         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:&pool_] autorelease]);
3854         [sourceList_ addObject:object];
3855     }
3856     _end
3857
3858     _trace();
3859     OpProgress progress;
3860     bool opened;
3861   open:
3862     delock_ = GetStatusDate();
3863     _profile(reloadDataWithInvocation$pkgCacheFile)
3864         opened = cache_.Open(progress, false);
3865     _end
3866     if (!opened) {
3867         // XXX: what if there are errors, but Open() == true? this should be merged with popError:
3868         while (!_error->empty()) {
3869             std::string error;
3870             bool warning(!_error->PopMessage(error));
3871
3872             lprintf("cache_.Open():[%s]\n", error.c_str());
3873
3874             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3875
3876             SEL repair(NULL);
3877             if (false);
3878             else if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3879                 repair = @selector(configure);
3880             //else if (error == "The package lists or status file could not be parsed or opened.")
3881             //    repair = @selector(update);
3882             // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3883             // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3884             // else if (error == "Malformed Status line")
3885             // else if (error == "The list of sources could not be read.")
3886
3887             if (repair != NULL) {
3888                 _error->Discard();
3889                 [delegate_ repairWithSelector:repair];
3890                 goto open;
3891             }
3892         }
3893
3894         return;
3895     }
3896     _trace();
3897
3898     unlink("/tmp/cydia.chk");
3899
3900     now_ = [[NSDate date] timeIntervalSince1970];
3901
3902     policy_ = new pkgDepCache::Policy();
3903     records_ = new pkgRecords(cache_);
3904     resolver_ = new pkgProblemResolver(cache_);
3905     fetcher_ = new pkgAcquire(&status_);
3906     lock_ = NULL;
3907
3908     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3909         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3910         return;
3911     }
3912
3913     _profile(reloadDataWithInvocation$pkgApplyStatus)
3914     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3915         return;
3916     _end
3917
3918     if (cache_->BrokenCount() != 0) {
3919         _profile(pkgApplyStatus$pkgFixBroken)
3920         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3921             return;
3922         _end
3923
3924         if (cache_->BrokenCount() != 0) {
3925             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3926             return;
3927         }
3928
3929         _profile(pkgApplyStatus$pkgMinimizeUpgrade)
3930         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3931             return;
3932         _end
3933     }
3934
3935     for (Source *object in (id) sourceList_) {
3936         metaIndex *source([object metaIndex]);
3937         std::vector<pkgIndexFile *> *indices = source->GetIndexFiles();
3938         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3939             // XXX: this could be more intelligent
3940             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3941                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3942                 if (!cached.end())
3943                     sourceMap_[cached->ID] = object;
3944             }
3945     }
3946
3947     {
3948         /*std::vector<Package *> packages;
3949         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3950         packages_ = nil;*/
3951
3952         _profile(reloadDataWithInvocation$packageWithIterator)
3953         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3954             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:&pool_ database:self])
3955                 //packages.push_back(package);
3956                 CFArrayAppendValue(packages_, CFRetain(package));
3957         _end
3958
3959
3960         /*if (packages.empty())
3961             packages_ = [[NSArray alloc] init];
3962         else
3963             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3964         _trace();*/
3965
3966         _profile(reloadDataWithInvocation$radix$8)
3967         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(8)];
3968         _end
3969
3970         _profile(reloadDataWithInvocation$radix$4)
3971         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3972         _end
3973
3974         _profile(reloadDataWithInvocation$radix$0)
3975         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3976         _end
3977
3978         _profile(reloadDataWithInvocation$insertion)
3979         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3980         _end
3981
3982         /*_profile(reloadDataWithInvocation$CFQSortArray)
3983         CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);
3984         _end*/
3985
3986         /*_profile(reloadDataWithInvocation$stdsort)
3987         std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3988         _end*/
3989
3990         /*_profile(reloadDataWithInvocation$CFArraySortValues)
3991         CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3992         _end*/
3993
3994         /*_profile(reloadDataWithInvocation$sortUsingFunction)
3995         [packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3996         _end*/
3997
3998
3999         size_t count(CFArrayGetCount(packages_));
4000         MetaFile_->active_ = count;
4001         for (size_t index(0); index != count; ++index)
4002             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
4003     }
4004 } }
4005
4006 - (void) clear {
4007 @synchronized (self) {
4008     delete resolver_;
4009     resolver_ = new pkgProblemResolver(cache_);
4010
4011     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
4012         if (!cache_[iterator].Keep())
4013             cache_->MarkKeep(iterator, false);
4014         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
4015             cache_->SetReInstall(iterator, false);
4016 } }
4017
4018 - (void) configure {
4019     NSString *dpkg = [NSString stringWithFormat:@"/usr/libexec/cydo --configure -a --status-fd %u", statusfd_];
4020     _trace();
4021     system([dpkg UTF8String]);
4022     _trace();
4023 }
4024
4025 - (bool) clean {
4026 @synchronized (self) {
4027     // XXX: I don't remember this condition
4028     if (lock_ != NULL)
4029         return false;
4030
4031     FileFd Lock;
4032     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4033
4034     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
4035
4036     if ([self popErrorWithTitle:title])
4037         return false;
4038
4039     pkgAcquire fetcher;
4040     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
4041
4042     CydiaLogCleaner cleaner;
4043     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
4044         return false;
4045
4046     return true;
4047 } }
4048
4049 - (bool) prepare {
4050     fetcher_->Shutdown();
4051
4052     pkgRecords records(cache_);
4053
4054     lock_ = new FileFd();
4055     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4056
4057     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
4058
4059     if ([self popErrorWithTitle:title])
4060         return false;
4061
4062     pkgSourceList list;
4063     if ([self popErrorWithTitle:title forReadList:list])
4064         return false;
4065
4066     manager_ = (_system->CreatePM(cache_));
4067     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
4068         return false;
4069
4070     return true;
4071 }
4072
4073 - (void) perform {
4074     bool substrate(RestartSubstrate_);
4075     RestartSubstrate_ = false;
4076
4077     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
4078
4079     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
4080         pkgSourceList list;
4081         if ([self popErrorWithTitle:title forReadList:list])
4082             return;
4083         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4084             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4085     }
4086
4087     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4088
4089     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
4090         _trace();
4091         [self popErrorWithTitle:title];
4092         return;
4093     }
4094
4095     bool failed = false;
4096     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
4097         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
4098             continue;
4099         if ((*item)->Status == pkgAcquire::Item::StatIdle)
4100             continue;
4101
4102         std::string uri = (*item)->DescURI();
4103         std::string error = (*item)->ErrorText;
4104
4105         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
4106         failed = true;
4107
4108         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
4109         [delegate_ addProgressEventOnMainThread:event forTask:title];
4110     }
4111
4112     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4113
4114     if (failed) {
4115         _trace();
4116         return;
4117     }
4118
4119     if (substrate)
4120         RestartSubstrate_ = true;
4121
4122     if (![delock_ isEqual:GetStatusDate()]) {
4123         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("DPKG_LOCKED") ofType:kCydiaProgressEventTypeError] forTask:title];
4124         return;
4125     }
4126
4127     delock_ = nil;
4128
4129     pkgPackageManager::OrderResult result(manager_->DoInstall(statusfd_));
4130
4131     NSString *oextended(@"/var/lib/apt/extended_states");
4132     NSString *nextended(Cache("extended_states"));
4133
4134     struct stat info;
4135     if (stat([nextended UTF8String], &info) != -1 && (info.st_mode & S_IFMT) == S_IFREG)
4136         system([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /bin/cp --remove-destination %@ %@", ShellEscape(nextended), ShellEscape(oextended)] UTF8String]);
4137
4138     unlink([nextended UTF8String]);
4139     symlink([oextended UTF8String], [nextended UTF8String]);
4140
4141     if ([self popErrorWithTitle:title])
4142         return;
4143
4144     if (result == pkgPackageManager::Failed) {
4145         _trace();
4146         return;
4147     }
4148
4149     if (result != pkgPackageManager::Completed) {
4150         _trace();
4151         return;
4152     }
4153
4154     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
4155         pkgSourceList list;
4156         if ([self popErrorWithTitle:title forReadList:list])
4157             return;
4158         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4159             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4160     }
4161
4162     if (![before isEqualToArray:after])
4163         [self update];
4164 }
4165
4166 - (bool) delocked {
4167     return ![delock_ isEqual:GetStatusDate()];
4168 }
4169
4170 - (bool) upgrade {
4171     NSString *title(UCLocalize("UPGRADE"));
4172     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
4173         return false;
4174     return true;
4175 }
4176
4177 - (void) update {
4178     [self updateWithStatus:status_];
4179 }
4180
4181 - (void) updateWithStatus:(CancelStatus &)status {
4182     NSString *title(UCLocalize("REFRESHING_DATA"));
4183
4184     pkgSourceList list;
4185     if ([self popErrorWithTitle:title forReadList:list])
4186         return;
4187
4188     FileFd lock;
4189     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
4190     if ([self popErrorWithTitle:title])
4191         return;
4192
4193     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4194
4195     bool success(ListUpdate(status, list, PulseInterval_));
4196     if (status.WasCancelled())
4197         _error->Discard();
4198     else {
4199         [self popErrorWithTitle:title forOperation:success];
4200
4201         [[NSDictionary dictionaryWithObjectsAndKeys:
4202             [NSDate date], @"LastUpdate",
4203         nil] writeToFile:@ CacheState_ atomically:YES];
4204     }
4205
4206     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4207 }
4208
4209 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
4210     delegate_ = delegate;
4211 }
4212
4213 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
4214     progress_ = delegate;
4215     status_.setDelegate(delegate);
4216 }
4217
4218 - (NSObject<ProgressDelegate> *) progressDelegate {
4219     return progress_;
4220 }
4221
4222 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
4223     SourceMap::const_iterator i(sourceMap_.find(file->ID));
4224     return i == sourceMap_.end() ? nil : i->second;
4225 }
4226
4227 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
4228     for (Source *source in (id) sourceList_)
4229         [source setFetch:fetch forURI:uri];
4230 }
4231
4232 - (void) resetFetch {
4233     for (Source *source in (id) sourceList_)
4234         [source resetFetch];
4235 }
4236
4237 - (NSString *) mappedSectionForPointer:(const char *)section {
4238     _H<NSString> *mapped;
4239
4240     _profile(Database$mappedSectionForPointer$Cache)
4241         mapped = &sections_[section];
4242     _end
4243
4244     if (*mapped == NULL) {
4245         size_t length(strlen(section));
4246         char spaced[length + 1];
4247
4248         _profile(Database$mappedSectionForPointer$Replace)
4249             for (size_t index(0); index != length; ++index)
4250                 spaced[index] = section[index] == '_' ? ' ' : section[index];
4251             spaced[length] = '\0';
4252         _end
4253
4254         NSString *string;
4255
4256         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
4257             string = [NSString stringWithUTF8String:spaced];
4258         _end
4259
4260         _profile(Database$mappedSectionForPointer$Map)
4261             string = [SectionMap_ objectForKey:string] ?: string;
4262         _end
4263
4264         *mapped = string;
4265     } return *mapped;
4266 }
4267
4268 @end
4269 /* }}} */
4270
4271 static _H<NSMutableSet> Diversions_;
4272
4273 @interface Diversion : NSObject {
4274     RegEx pattern_;
4275     _H<NSString> key_;
4276     _H<NSString> format_;
4277 }
4278
4279 @end
4280
4281 @implementation Diversion
4282
4283 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
4284     if ((self = [super init]) != nil) {
4285         pattern_ = [from UTF8String];
4286         key_ = from;
4287         format_ = to;
4288     } return self;
4289 }
4290
4291 - (NSString *) divert:(NSString *)url {
4292     return !pattern_(url) ? nil : pattern_->*format_;
4293 }
4294
4295 + (NSURL *) divertURL:(NSURL *)url {
4296   divert:
4297     NSString *href([url absoluteString]);
4298
4299     for (Diversion *diversion in (id) Diversions_)
4300         if (NSString *diverted = [diversion divert:href]) {
4301 #if !ForRelease
4302             NSLog(@"div: %@", diverted);
4303 #endif
4304             url = [NSURL URLWithString:diverted];
4305             goto divert;
4306         }
4307
4308     return url;
4309 }
4310
4311 - (NSString *) key {
4312     return key_;
4313 }
4314
4315 - (NSUInteger) hash {
4316     return [key_ hash];
4317 }
4318
4319 - (BOOL) isEqual:(Diversion *)object {
4320     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
4321 }
4322
4323 @end
4324
4325 @interface CydiaObject : NSObject {
4326     _H<CyteWebViewController> indirect_;
4327     _transient id delegate_;
4328 }
4329
4330 - (id) initWithDelegate:(IndirectDelegate *)indirect;
4331
4332 @end
4333
4334 @class CydiaObject;
4335
4336 @interface CydiaWebViewController : CyteWebViewController {
4337     _H<CydiaObject> cydia_;
4338 }
4339
4340 + (void) addDiversion:(Diversion *)diversion;
4341 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
4342 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
4343 - (void) setDelegate:(id)delegate;
4344
4345 @end
4346
4347 /* Web Scripting {{{ */
4348 @implementation CydiaObject
4349
4350 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4351     if ((self = [super init]) != nil) {
4352         indirect_ = (CyteWebViewController *) indirect;
4353     } return self;
4354 }
4355
4356 - (void) setDelegate:(id)delegate {
4357     delegate_ = delegate;
4358 }
4359
4360 + (NSArray *) _attributeKeys {
4361     return [NSArray arrayWithObjects:
4362         @"bbsnum",
4363         @"build",
4364         @"coreFoundationVersionNumber",
4365         @"device",
4366         @"ecid",
4367         @"firmware",
4368         @"hostname",
4369         @"idiom",
4370         @"mcc",
4371         @"mnc",
4372         @"model",
4373         @"operator",
4374         @"role",
4375         @"serial",
4376         @"version",
4377     nil];
4378 }
4379
4380 - (NSArray *) attributeKeys {
4381     return [[self class] _attributeKeys];
4382 }
4383
4384 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4385     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4386 }
4387
4388 - (NSString *) version {
4389     return Cydia_;
4390 }
4391
4392 - (NSString *) build {
4393     return System_;
4394 }
4395
4396 - (NSString *) coreFoundationVersionNumber {
4397     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4398 }
4399
4400 - (NSString *) device {
4401     return UniqueIdentifier();
4402 }
4403
4404 - (NSString *) firmware {
4405     return [[UIDevice currentDevice] systemVersion];
4406 }
4407
4408 - (NSString *) hostname {
4409     return [[UIDevice currentDevice] name];
4410 }
4411
4412 - (NSString *) idiom {
4413     return (id) Idiom_ ?: [NSNull null];
4414 }
4415
4416 - (NSString *) mcc {
4417     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4418         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4419     return nil;
4420 }
4421
4422 - (NSString *) mnc {
4423     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4424         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4425     return nil;
4426 }
4427
4428 - (NSString *) operator {
4429     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4430         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4431     return nil;
4432 }
4433
4434 - (NSString *) bbsnum {
4435     return (id) BBSNum_ ?: [NSNull null];
4436 }
4437
4438 - (NSString *) ecid {
4439     return (id) ChipID_ ?: [NSNull null];
4440 }
4441
4442 - (NSString *) serial {
4443     return SerialNumber_;
4444 }
4445
4446 - (NSString *) role {
4447     return (id) [NSNull null];
4448 }
4449
4450 - (NSString *) model {
4451     return [NSString stringWithUTF8String:Machine_];
4452 }
4453
4454 + (NSString *) webScriptNameForSelector:(SEL)selector {
4455     if (false);
4456     else if (selector == @selector(addBridgedHost:))
4457         return @"addBridgedHost";
4458     else if (selector == @selector(addInsecureHost:))
4459         return @"addInsecureHost";
4460     else if (selector == @selector(addInternalRedirect::))
4461         return @"addInternalRedirect";
4462     else if (selector == @selector(addPipelinedHost:scheme:))
4463         return @"addPipelinedHost";
4464     else if (selector == @selector(addSource:::))
4465         return @"addSource";
4466     else if (selector == @selector(addTrivialSource:))
4467         return @"addTrivialSource";
4468     else if (selector == @selector(close))
4469         return @"close";
4470     else if (selector == @selector(du:))
4471         return @"du";
4472     else if (selector == @selector(stringWithFormat:arguments:))
4473         return @"format";
4474     else if (selector == @selector(getAllSources))
4475         return @"getAllSources";
4476     else if (selector == @selector(getApplicationInfo:value:))
4477         return @"getApplicationInfoValue";
4478     else if (selector == @selector(getDisplayIdentifiers))
4479         return @"getDisplayIdentifiers";
4480     else if (selector == @selector(getLocalizedNameForDisplayIdentifier:))
4481         return @"getLocalizedNameForDisplayIdentifier";
4482     else if (selector == @selector(getKernelNumber:))
4483         return @"getKernelNumber";
4484     else if (selector == @selector(getKernelString:))
4485         return @"getKernelString";
4486     else if (selector == @selector(getInstalledPackages))
4487         return @"getInstalledPackages";
4488     else if (selector == @selector(getIORegistryEntry::))
4489         return @"getIORegistryEntry";
4490     else if (selector == @selector(getLocaleIdentifier))
4491         return @"getLocaleIdentifier";
4492     else if (selector == @selector(getPreferredLanguages))
4493         return @"getPreferredLanguages";
4494     else if (selector == @selector(getPackageById:))
4495         return @"getPackageById";
4496     else if (selector == @selector(getMetadataKeys))
4497         return @"getMetadataKeys";
4498     else if (selector == @selector(getMetadataValue:))
4499         return @"getMetadataValue";
4500     else if (selector == @selector(getSessionValue:))
4501         return @"getSessionValue";
4502     else if (selector == @selector(installPackages:))
4503         return @"installPackages";
4504     else if (selector == @selector(isReachable:))
4505         return @"isReachable";
4506     else if (selector == @selector(localizedStringForKey:value:table:))
4507         return @"localize";
4508     else if (selector == @selector(popViewController:))
4509         return @"popViewController";
4510     else if (selector == @selector(refreshSources))
4511         return @"refreshSources";
4512     else if (selector == @selector(registerFrame:))
4513         return @"registerFrame";
4514     else if (selector == @selector(removeButton))
4515         return @"removeButton";
4516     else if (selector == @selector(saveConfig))
4517         return @"saveConfig";
4518     else if (selector == @selector(setMetadataValue::))
4519         return @"setMetadataValue";
4520     else if (selector == @selector(setSessionValue::))
4521         return @"setSessionValue";
4522     else if (selector == @selector(substitutePackageNames:))
4523         return @"substitutePackageNames";
4524     else if (selector == @selector(scrollToBottom:))
4525         return @"scrollToBottom";
4526     else if (selector == @selector(setAllowsNavigationAction:))
4527         return @"setAllowsNavigationAction";
4528     else if (selector == @selector(setBadgeValue:))
4529         return @"setBadgeValue";
4530     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4531         return @"setButtonImage";
4532     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4533         return @"setButtonTitle";
4534     else if (selector == @selector(setHidesBackButton:))
4535         return @"setHidesBackButton";
4536     else if (selector == @selector(setHidesNavigationBar:))
4537         return @"setHidesNavigationBar";
4538     else if (selector == @selector(setNavigationBarStyle:))
4539         return @"setNavigationBarStyle";
4540     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4541         return @"setNavigationBarTintColor";
4542     else if (selector == @selector(setPasteboardString:))
4543         return @"setPasteboardString";
4544     else if (selector == @selector(setPasteboardURL:))
4545         return @"setPasteboardURL";
4546     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4547         return @"setScrollAlwaysBounceVertical";
4548     else if (selector == @selector(setScrollIndicatorStyle:))
4549         return @"setScrollIndicatorStyle";
4550     else if (selector == @selector(setToken:))
4551         return @"setToken";
4552     else if (selector == @selector(setViewportWidth:))
4553         return @"setViewportWidth";
4554     else if (selector == @selector(statfs:))
4555         return @"statfs";
4556     else if (selector == @selector(supports:))
4557         return @"supports";
4558     else if (selector == @selector(unload))
4559         return @"unload";
4560     else
4561         return nil;
4562 }
4563
4564 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4565     return [self webScriptNameForSelector:selector] == nil;
4566 }
4567
4568 - (BOOL) supports:(NSString *)feature {
4569     return [feature isEqualToString:@"window.open"];
4570 }
4571
4572 - (void) unload {
4573     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4574 }
4575
4576 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4577     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4578 }
4579
4580 - (void) setScrollIndicatorStyle:(NSString *)style {
4581     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4582 }
4583
4584 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4585     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4586 }
4587
4588 - (NSDictionary *) getApplicationInfo:(NSString *)display value:(NSString *)key {
4589     char path[1024];
4590     if (SBBundlePathForDisplayIdentifier(SBSSpringBoardServerPort(), [display UTF8String], path) != 0)
4591         return (id) [NSNull null];
4592     NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:[[NSString stringWithUTF8String:path] stringByAppendingString:@"/Info.plist"]]);
4593     if (info == nil)
4594         return (id) [NSNull null];
4595     return [info objectForKey:key];
4596 }
4597
4598 - (NSArray *) getDisplayIdentifiers {
4599     NSSet *set([SBSCopyApplicationDisplayIdentifiers() autorelease]);
4600     if (set == nil || ![set isKindOfClass:[NSSet class]])
4601         return [NSArray array];
4602     return [set allObjects];
4603 }
4604
4605 - (NSString *) getLocalizedNameForDisplayIdentifier:(NSString *)identifier {
4606     return [SBSCopyLocalizedApplicationNameForDisplayIdentifier(identifier) autorelease] ?: (id) [NSNull null];
4607 }
4608
4609 - (NSNumber *) getKernelNumber:(NSString *)name {
4610     const char *string([name UTF8String]);
4611
4612     size_t size;
4613     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4614         return (id) [NSNull null];
4615
4616     if (size != sizeof(int))
4617         return (id) [NSNull null];
4618
4619     int value;
4620     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4621         return (id) [NSNull null];
4622
4623     return [NSNumber numberWithInt:value];
4624 }
4625
4626 - (NSString *) getKernelString:(NSString *)name {
4627     const char *string([name UTF8String]);
4628
4629     size_t size;
4630     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4631         return (id) [NSNull null];
4632
4633     char value[size + 1];
4634     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4635         return (id) [NSNull null];
4636
4637     // XXX: just in case you request something ludicrous
4638     value[size] = '\0';
4639
4640     return [NSString stringWithCString:value];
4641 }
4642
4643 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4644     NSObject *value(CYIOGetValue([path UTF8String], entry));
4645
4646     if (value != nil)
4647         if ([value isKindOfClass:[NSData class]])
4648             value = CYHex((NSData *) value);
4649
4650     return value;
4651 }
4652
4653 - (NSArray *) getMetadataKeys {
4654 @synchronized (Values_) {
4655     return [Values_ allKeys];
4656 } }
4657
4658 - (void) registerFrame:(DOMHTMLIFrameElement *)iframe {
4659     WebFrame *frame([iframe contentFrame]);
4660     [indirect_ registerFrame:frame];
4661 }
4662
4663 - (id) getMetadataValue:(NSString *)key {
4664 @synchronized (Values_) {
4665     return [Values_ objectForKey:key];
4666 } }
4667
4668 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4669 @synchronized (Values_) {
4670     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4671         [Values_ removeObjectForKey:key];
4672     else
4673         [Values_ setObject:value forKey:key];
4674 } }
4675
4676 - (id) getSessionValue:(NSString *)key {
4677 @synchronized (SessionData_) {
4678     return [SessionData_ objectForKey:key];
4679 } }
4680
4681 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4682 @synchronized (SessionData_) {
4683     if (value == (id) [WebUndefined undefined])
4684         [SessionData_ removeObjectForKey:key];
4685     else
4686         [SessionData_ setObject:value forKey:key];
4687 } }
4688
4689 - (void) addBridgedHost:(NSString *)host {
4690 @synchronized (HostConfig_) {
4691     [BridgedHosts_ addObject:host];
4692 } }
4693
4694 - (void) addInsecureHost:(NSString *)host {
4695 @synchronized (HostConfig_) {
4696     [InsecureHosts_ addObject:host];
4697 } }
4698
4699 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4700 @synchronized (HostConfig_) {
4701     if (scheme != (id) [WebUndefined undefined])
4702         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4703
4704     [PipelinedHosts_ addObject:host];
4705 } }
4706
4707 - (void) popViewController:(NSNumber *)value {
4708     if (value == (id) [WebUndefined undefined])
4709         value = [NSNumber numberWithBool:YES];
4710     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4711 }
4712
4713 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4714     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4715
4716     for (NSString *section in sections)
4717         [array addObject:section];
4718
4719     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4720         @"deb", @"Type",
4721         href, @"URI",
4722         distribution, @"Distribution",
4723         array, @"Sections",
4724     nil] waitUntilDone:NO];
4725 }
4726
4727 - (BOOL) addTrivialSource:(NSString *)href {
4728     href = VerifySource(href);
4729     if (href == nil)
4730         return NO;
4731     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4732     return YES;
4733 }
4734
4735 - (void) refreshSources {
4736     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4737 }
4738
4739 - (void) saveConfig {
4740     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4741 }
4742
4743 - (NSArray *) getAllSources {
4744     return [[Database sharedInstance] sources];
4745 }
4746
4747 - (NSArray *) getInstalledPackages {
4748     Database *database([Database sharedInstance]);
4749 @synchronized (database) {
4750     NSArray *packages([database packages]);
4751     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4752     for (Package *package in packages)
4753         if (![package uninstalled])
4754             [installed addObject:package];
4755     return installed;
4756 } }
4757
4758 - (Package *) getPackageById:(NSString *)id {
4759     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4760         [package parse];
4761         return package;
4762     } else
4763         return (Package *) [NSNull null];
4764 }
4765
4766 - (NSString *) getLocaleIdentifier {
4767     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4768 }
4769
4770 - (NSArray *) getPreferredLanguages {
4771     return Languages_;
4772 }
4773
4774 - (NSArray *) statfs:(NSString *)path {
4775     struct statfs stat;
4776
4777     if (path == nil || statfs([path UTF8String], &stat) == -1)
4778         return nil;
4779
4780     return [NSArray arrayWithObjects:
4781         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4782         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4783         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4784     nil];
4785 }
4786
4787 - (NSNumber *) du:(NSString *)path {
4788     NSNumber *value(nil);
4789
4790     FILE *du(popen([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /usr/libexec/cydia/du -ks %@", ShellEscape(path)] UTF8String], "r"));
4791     if (du != NULL) {
4792         char line[1024];
4793         while (fgets(line, sizeof(line), du) != NULL) {
4794             size_t length(strlen(line));
4795             while (length != 0 && line[length - 1] == '\n')
4796                 line[--length] = '\0';
4797             if (char *tab = strchr(line, '\t')) {
4798                 *tab = '\0';
4799                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4800             }
4801         }
4802         pclose(du);
4803     }
4804
4805     return value;
4806 }
4807
4808 - (void) close {
4809     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4810 }
4811
4812 - (NSNumber *) isReachable:(NSString *)name {
4813     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4814 }
4815
4816 - (void) installPackages:(NSArray *)packages {
4817     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4818 }
4819
4820 - (NSString *) substitutePackageNames:(NSString *)message {
4821     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4822     for (size_t i(0), e([words count]); i != e; ++i) {
4823         NSString *word([words objectAtIndex:i]);
4824         if (Package *package = [[Database sharedInstance] packageWithName:word])
4825             [words replaceObjectAtIndex:i withObject:[package name]];
4826     }
4827
4828     return [words componentsJoinedByString:@" "];
4829 }
4830
4831 - (void) removeButton {
4832     [indirect_ removeButton];
4833 }
4834
4835 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4836     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4837 }
4838
4839 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4840     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4841 }
4842
4843 - (void) setBadgeValue:(id)value {
4844     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4845 }
4846
4847 - (void) setAllowsNavigationAction:(NSString *)value {
4848     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4849 }
4850
4851 - (void) setHidesBackButton:(NSString *)value {
4852     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4853 }
4854
4855 - (void) setHidesNavigationBar:(NSString *)value {
4856     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4857 }
4858
4859 - (void) setNavigationBarStyle:(NSString *)value {
4860     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4861 }
4862
4863 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4864     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4865     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4866     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4867 }
4868
4869 - (void) setPasteboardString:(NSString *)value {
4870     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4871 }
4872
4873 - (void) setPasteboardURL:(NSString *)value {
4874     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4875 }
4876
4877 - (void) setToken:(NSString *)token {
4878     // XXX: the website expects this :/
4879 }
4880
4881 - (void) scrollToBottom:(NSNumber *)animated {
4882     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4883 }
4884
4885 - (void) setViewportWidth:(float)width {
4886     [indirect_ setViewportWidthOnMainThread:width];
4887 }
4888
4889 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4890     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4891     unsigned count([arguments count]);
4892     id values[count];
4893     for (unsigned i(0); i != count; ++i)
4894         values[i] = [arguments objectAtIndex:i];
4895     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4896 }
4897
4898 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4899     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4900         value = nil;
4901     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4902         table = nil;
4903     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4904 }
4905
4906 @end
4907 /* }}} */
4908
4909 @interface NSURL (CydiaSecure)
4910 @end
4911
4912 @implementation NSURL (CydiaSecure)
4913
4914 - (bool) isCydiaSecure {
4915     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4916         return true;
4917
4918     @synchronized (HostConfig_) {
4919         if ([InsecureHosts_ containsObject:[self host]])
4920             return true;
4921     }
4922
4923     return false;
4924 }
4925
4926 @end
4927
4928 /* Cydia Browser Controller {{{ */
4929 @implementation CydiaWebViewController
4930
4931 - (NSURL *) navigationURL {
4932     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4933 }
4934
4935 + (void) _initialize {
4936     [super _initialize];
4937
4938     Diversions_ = [NSMutableSet setWithCapacity:0];
4939 }
4940
4941 + (void) addDiversion:(Diversion *)diversion {
4942     [Diversions_ addObject:diversion];
4943 }
4944
4945 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4946     [super webView:view didClearWindowObject:window forFrame:frame];
4947     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4948 }
4949
4950 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4951     WebDataSource *source([frame dataSource]);
4952     NSURLResponse *response([source response]);
4953     NSURL *url([response URL]);
4954     NSString *scheme([[url scheme] lowercaseString]);
4955
4956     bool bridged(false);
4957
4958     @synchronized (HostConfig_) {
4959         if ([scheme isEqualToString:@"file"])
4960             bridged = true;
4961         else if ([scheme isEqualToString:@"https"])
4962             if ([BridgedHosts_ containsObject:[url host]])
4963                 bridged = true;
4964     }
4965
4966     if (bridged)
4967         [window setValue:cydia forKey:@"cydia"];
4968 }
4969
4970 - (void) _setupMail:(MFMailComposeViewController *)controller {
4971     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4972
4973     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4974     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4975 }
4976
4977 - (NSURL *) URLWithURL:(NSURL *)url {
4978     return [Diversion divertURL:url];
4979 }
4980
4981 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4982     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4983 }
4984
4985 - (NSURLRequest *) webThreadWebView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4986     return [CydiaWebViewController requestWithHeaders:[super webThreadWebView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4987 }
4988
4989 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4990     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
4991
4992     NSURL *url([copy URL]);
4993     NSString *href([url absoluteString]);
4994     NSString *host([url host]);
4995
4996     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
4997         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
4998             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
4999             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
5000         }
5001
5002         [copy setValue:nil forHTTPHeaderField:@"Referer"];
5003         [copy setValue:nil forHTTPHeaderField:@"Origin"];
5004
5005         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
5006         return copy;
5007     }
5008
5009     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
5010         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
5011     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
5012         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
5013
5014     bool bridged; @synchronized (HostConfig_) {
5015         bridged = [BridgedHosts_ containsObject:host];
5016     }
5017
5018     if ([url isCydiaSecure] && bridged && UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
5019         [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
5020
5021     return copy;
5022 }
5023
5024 - (void) setDelegate:(id)delegate {
5025     [super setDelegate:delegate];
5026     [cydia_ setDelegate:delegate];
5027 }
5028
5029 - (NSString *) applicationNameForUserAgent {
5030     return UserAgent_;
5031 }
5032
5033 - (id) init {
5034     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
5035         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
5036     } return self;
5037 }
5038
5039 @end
5040
5041 @interface AppCacheController : CydiaWebViewController {
5042 }
5043
5044 @end
5045
5046 @implementation AppCacheController
5047
5048 - (void) didReceiveMemoryWarning {
5049     // XXX: this doesn't work
5050 }
5051
5052 - (bool) retainsNetworkActivityIndicator {
5053     return false;
5054 }
5055
5056 @end
5057 /* }}} */
5058
5059 // CydiaScript {{{
5060 @interface NSObject (CydiaScript)
5061 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
5062 @end
5063
5064 @implementation NSObject (CydiaScript)
5065
5066 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5067     return self;
5068 }
5069
5070 @end
5071
5072 @implementation NSArray (CydiaScript)
5073
5074 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5075     WebScriptObject *object([context evaluateWebScript:@"[]"]);
5076     for (size_t i(0), e([self count]); i != e; ++i)
5077         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
5078     return object;
5079 }
5080
5081 @end
5082
5083 @implementation NSDictionary (CydiaScript)
5084
5085 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5086     WebScriptObject *object([context evaluateWebScript:@"({})"]);
5087     for (id i in self)
5088         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
5089     return object;
5090 }
5091
5092 @end
5093 // }}}
5094
5095 /* Confirmation Controller {{{ */
5096 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
5097     if (!iterator.end())
5098         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
5099             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
5100                 continue;
5101             pkgCache::PkgIterator package(dep.TargetPkg());
5102             if (package.end())
5103                 continue;
5104             if (strcmp(package.Name(), "mobilesubstrate") == 0)
5105                 return true;
5106         }
5107
5108     return false;
5109 }
5110
5111 @protocol ConfirmationControllerDelegate
5112 - (void) cancelAndClear:(bool)clear;
5113 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
5114 - (void) queue;
5115 @end
5116
5117 @interface ConfirmationController : CydiaWebViewController {
5118     _transient Database *database_;
5119
5120     _H<UIAlertView> essential_;
5121
5122     _H<NSDictionary> changes_;
5123     _H<NSMutableArray> issues_;
5124     _H<NSDictionary> sizes_;
5125
5126     BOOL substrate_;
5127 }
5128
5129 - (id) initWithDatabase:(Database *)database;
5130
5131 @end
5132
5133 @implementation ConfirmationController
5134
5135 - (void) complete {
5136     if (substrate_)
5137         RestartSubstrate_ = true;
5138     [delegate_ confirmWithNavigationController:[self navigationController]];
5139 }
5140
5141 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
5142     NSString *context([alert context]);
5143
5144     if ([context isEqualToString:@"remove"]) {
5145         if (button == [alert cancelButtonIndex])
5146             [self _doContinue];
5147         else if (button == [alert firstOtherButtonIndex]) {
5148             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
5149         }
5150
5151         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5152     } else if ([context isEqualToString:@"unable"]) {
5153         [self dismissModalViewControllerAnimated:YES];
5154         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5155     } else {
5156         [super alertView:alert clickedButtonAtIndex:button];
5157     }
5158 }
5159
5160 - (void) _doContinue {
5161     [delegate_ cancelAndClear:NO];
5162     [self dismissModalViewControllerAnimated:YES];
5163 }
5164
5165 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
5166     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
5167     return nil;
5168 }
5169
5170 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5171     [super webView:view didClearWindowObject:window forFrame:frame];
5172
5173     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
5174         (id) changes_, @"changes",
5175         (id) issues_, @"issues",
5176         (id) sizes_, @"sizes",
5177         self, @"queue",
5178     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
5179 }
5180
5181 - (id) initWithDatabase:(Database *)database {
5182     if ((self = [super init]) != nil) {
5183         database_ = database;
5184
5185         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
5186         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
5187         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
5188         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
5189         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
5190
5191         bool remove(false);
5192
5193         pkgCacheFile &cache([database_ cache]);
5194         NSArray *packages([database_ packages]);
5195         pkgDepCache::Policy *policy([database_ policy]);
5196
5197         issues_ = [NSMutableArray arrayWithCapacity:4];
5198
5199         for (Package *package in packages) {
5200             pkgCache::PkgIterator iterator([package iterator]);
5201             NSString *name([package id]);
5202
5203             if ([package broken]) {
5204                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
5205
5206                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5207                     name, @"package",
5208                     reasons, @"reasons",
5209                 nil]];
5210
5211                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
5212                 if (ver.end())
5213                     continue;
5214
5215                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
5216                     pkgCache::DepIterator start;
5217                     pkgCache::DepIterator end;
5218                     dep.GlobOr(start, end); // ++dep
5219
5220                     if (!cache->IsImportantDep(end))
5221                         continue;
5222                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
5223                         continue;
5224
5225                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
5226
5227                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5228                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
5229                         clauses, @"clauses",
5230                     nil]];
5231
5232                     _forever {
5233                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
5234
5235                         pkgCache::PkgIterator target(start.TargetPkg());
5236                         if (target->ProvidesList != 0)
5237                             reason = @"missing";
5238                         else {
5239                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
5240                             if (!ver.end()) {
5241                                 reason = @"installed";
5242                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
5243                             } else if (!cache[target].CandidateVerIter(cache).end())
5244                                 reason = @"uninstalled";
5245                             else if (target->ProvidesList == 0)
5246                                 reason = @"uninstallable";
5247                             else
5248                                 reason = @"virtual";
5249                         }
5250
5251                         NSDictionary *version(start.TargetVer() == 0 ? (NSDictionary *) [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
5252                             [NSString stringWithUTF8String:start.CompType()], @"operator",
5253                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
5254                         nil]);
5255
5256                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5257                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
5258                             version, @"version",
5259                             reason, @"reason",
5260                             installed, @"installed",
5261                         nil]];
5262
5263                         // yes, seriously. (wtf?)
5264                         if (start == end)
5265                             break;
5266                         ++start;
5267                     }
5268                 }
5269             }
5270
5271             pkgDepCache::StateCache &state(cache[iterator]);
5272
5273             static RegEx special_r("(firmware|gsc\\..*|cy\\+.*)");
5274
5275             if (state.NewInstall())
5276                 [installs addObject:name];
5277             // XXX: else if (state.Install())
5278             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
5279                 [reinstalls addObject:name];
5280             // XXX: move before previous if
5281             else if (state.Upgrade())
5282                 [upgrades addObject:name];
5283             else if (state.Downgrade())
5284                 [downgrades addObject:name];
5285             else if (!state.Delete())
5286                 // XXX: _assert(state.Keep());
5287                 continue;
5288             else if (special_r(name))
5289                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5290                     [NSNull null], @"package",
5291                     [NSArray arrayWithObjects:
5292                         [NSDictionary dictionaryWithObjectsAndKeys:
5293                             @"Conflicts", @"relationship",
5294                             [NSArray arrayWithObjects:
5295                                 [NSDictionary dictionaryWithObjectsAndKeys:
5296                                     name, @"package",
5297                                     [NSNull null], @"version",
5298                                     @"installed", @"reason",
5299                                 nil],
5300                             nil], @"clauses",
5301                         nil],
5302                     nil], @"reasons",
5303                 nil]];
5304             else {
5305                 if ([package essential])
5306                     remove = true;
5307                 [removes addObject:name];
5308             }
5309
5310             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
5311             substrate_ |= DepSubstrate(iterator.CurrentVer());
5312         }
5313
5314         if (!remove)
5315             essential_ = nil;
5316         else if (Advanced_) {
5317             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
5318
5319             essential_ = [[[UIAlertView alloc]
5320                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
5321                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
5322                 delegate:self
5323                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
5324                 otherButtonTitles:
5325                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
5326                 nil
5327             ] autorelease];
5328
5329             [essential_ setContext:@"remove"];
5330             [essential_ setNumberOfRows:2];
5331         } else {
5332             essential_ = [[[UIAlertView alloc]
5333                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5334                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5335                 delegate:self
5336                 cancelButtonTitle:UCLocalize("OKAY")
5337                 otherButtonTitles:nil
5338             ] autorelease];
5339
5340             [essential_ setContext:@"unable"];
5341         }
5342
5343         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5344             installs, @"installs",
5345             reinstalls, @"reinstalls",
5346             upgrades, @"upgrades",
5347             downgrades, @"downgrades",
5348             removes, @"removes",
5349         nil];
5350
5351         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5352             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5353             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5354         nil];
5355
5356         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5357     } return self;
5358 }
5359
5360 - (UIBarButtonItem *) leftButton {
5361     return [[[UIBarButtonItem alloc]
5362         initWithTitle:UCLocalize("CANCEL")
5363         style:UIBarButtonItemStylePlain
5364         target:self
5365         action:@selector(cancelButtonClicked)
5366     ] autorelease];
5367 }
5368
5369 #if !AlwaysReload
5370 - (void) applyRightButton {
5371     if ([issues_ count] == 0 && ![self isLoading])
5372         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5373             initWithTitle:UCLocalize("CONFIRM")
5374             style:UIBarButtonItemStyleDone
5375             target:self
5376             action:@selector(confirmButtonClicked)
5377         ] autorelease]];
5378     else
5379         [[self navigationItem] setRightBarButtonItem:nil];
5380 }
5381 #endif
5382
5383 - (void) cancelButtonClicked {
5384     [delegate_ cancelAndClear:YES];
5385     [self dismissModalViewControllerAnimated:YES];
5386 }
5387
5388 #if !AlwaysReload
5389 - (void) confirmButtonClicked {
5390     if (essential_ != nil)
5391         [essential_ show];
5392     else
5393         [self complete];
5394 }
5395 #endif
5396
5397 @end
5398 /* }}} */
5399
5400 /* Progress Data {{{ */
5401 @interface CydiaProgressData : NSObject {
5402     _transient id delegate_;
5403
5404     bool running_;
5405     float percent_;
5406
5407     float current_;
5408     float total_;
5409     float speed_;
5410
5411     _H<NSMutableArray> events_;
5412     _H<NSString> title_;
5413
5414     _H<NSString> status_;
5415     _H<NSString> finish_;
5416 }
5417
5418 @end
5419
5420 @implementation CydiaProgressData
5421
5422 + (NSArray *) _attributeKeys {
5423     return [NSArray arrayWithObjects:
5424         @"current",
5425         @"events",
5426         @"finish",
5427         @"percent",
5428         @"running",
5429         @"speed",
5430         @"title",
5431         @"total",
5432     nil];
5433 }
5434
5435 - (NSArray *) attributeKeys {
5436     return [[self class] _attributeKeys];
5437 }
5438
5439 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5440     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5441 }
5442
5443 - (id) init {
5444     if ((self = [super init]) != nil) {
5445         events_ = [NSMutableArray arrayWithCapacity:32];
5446     } return self;
5447 }
5448
5449 - (id) delegate {
5450     return delegate_;
5451 }
5452
5453 - (void) setDelegate:(id)delegate {
5454     delegate_ = delegate;
5455 }
5456
5457 - (void) setPercent:(float)value {
5458     percent_ = value;
5459 }
5460
5461 - (NSNumber *) percent {
5462     return [NSNumber numberWithFloat:percent_];
5463 }
5464
5465 - (void) setCurrent:(float)value {
5466     current_ = value;
5467 }
5468
5469 - (NSNumber *) current {
5470     return [NSNumber numberWithFloat:current_];
5471 }
5472
5473 - (void) setTotal:(float)value {
5474     total_ = value;
5475 }
5476
5477 - (NSNumber *) total {
5478     return [NSNumber numberWithFloat:total_];
5479 }
5480
5481 - (void) setSpeed:(float)value {
5482     speed_ = value;
5483 }
5484
5485 - (NSNumber *) speed {
5486     return [NSNumber numberWithFloat:speed_];
5487 }
5488
5489 - (NSArray *) events {
5490     return events_;
5491 }
5492
5493 - (void) removeAllEvents {
5494     [events_ removeAllObjects];
5495 }
5496
5497 - (void) addEvent:(CydiaProgressEvent *)event {
5498     [events_ addObject:event];
5499 }
5500
5501 - (void) setTitle:(NSString *)text {
5502     title_ = text;
5503 }
5504
5505 - (NSString *) title {
5506     return title_;
5507 }
5508
5509 - (void) setFinish:(NSString *)text {
5510     finish_ = text;
5511 }
5512
5513 - (NSString *) finish {
5514     return (id) finish_ ?: [NSNull null];
5515 }
5516
5517 - (void) setRunning:(bool)running {
5518     running_ = running;
5519 }
5520
5521 - (NSNumber *) running {
5522     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5523 }
5524
5525 @end
5526 /* }}} */
5527 /* Progress Controller {{{ */
5528 @interface ProgressController : CydiaWebViewController <
5529     ProgressDelegate
5530 > {
5531     _transient Database *database_;
5532     _H<CydiaProgressData, 1> progress_;
5533     unsigned cancel_;
5534 }
5535
5536 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5537
5538 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5539
5540 - (void) setTitle:(NSString *)title;
5541 - (void) setCancellable:(bool)cancellable;
5542
5543 @end
5544
5545 @implementation ProgressController
5546
5547 - (void) dealloc {
5548     [database_ setProgressDelegate:nil];
5549     [super dealloc];
5550 }
5551
5552 - (UIBarButtonItem *) leftButton {
5553     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5554         initWithTitle:UCLocalize("CANCEL")
5555         style:UIBarButtonItemStylePlain
5556         target:self
5557         action:@selector(cancel)
5558     ] autorelease] : nil;
5559 }
5560
5561 - (void) updateCancel {
5562     [super applyLeftButton];
5563 }
5564
5565 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5566     if ((self = [super init]) != nil) {
5567         database_ = database;
5568         delegate_ = delegate;
5569
5570         [database_ setProgressDelegate:self];
5571
5572         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5573         [progress_ setDelegate:self];
5574
5575         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5576
5577         [scroller_ setBackgroundColor:[UIColor blackColor]];
5578
5579         [[self navigationItem] setHidesBackButton:YES];
5580
5581         [self updateCancel];
5582     } return self;
5583 }
5584
5585 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5586     [super webView:view didClearWindowObject:window forFrame:frame];
5587     [window setValue:progress_ forKey:@"cydiaProgress"];
5588 }
5589
5590 - (void) updateProgress {
5591     [self dispatchEvent:@"CydiaProgressUpdate"];
5592 }
5593
5594 - (void) viewWillAppear:(BOOL)animated {
5595     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5596     [super viewWillAppear:animated];
5597 }
5598
5599 - (void) close {
5600     UpdateExternalStatus(0);
5601
5602     if (Finish_ > 1)
5603         [delegate_ saveState];
5604
5605     switch (Finish_) {
5606         case 0:
5607             [delegate_ returnToCydia];
5608         break;
5609
5610         case 1:
5611             [delegate_ terminateWithSuccess];
5612             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5613                 [delegate_ suspendWithAnimation:YES];
5614             else
5615                 [delegate_ suspend];*/
5616         break;
5617
5618         case 2:
5619             _trace();
5620             goto reload;
5621
5622         case 3:
5623             _trace();
5624             goto reload;
5625
5626         reload: {
5627             UIProgressHUD *hud([delegate_ addProgressHUD]);
5628             [hud setText:UCLocalize("LOADING")];
5629             [delegate_ performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5630             return;
5631         }
5632
5633         case 4:
5634             _trace();
5635             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5636                 SBReboot(SBSSpringBoardServerPort());
5637             else
5638                 reboot2(RB_AUTOBOOT);
5639         break;
5640     }
5641
5642     [super close];
5643 }
5644
5645 - (void) setTitle:(NSString *)title {
5646     [progress_ setTitle:title];
5647     [self updateProgress];
5648 }
5649
5650 - (UIBarButtonItem *) rightButton {
5651     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5652         initWithTitle:UCLocalize("CLOSE")
5653         style:UIBarButtonItemStylePlain
5654         target:self
5655         action:@selector(close)
5656     ] autorelease];
5657 }
5658
5659 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5660     UpdateExternalStatus(1);
5661
5662     [progress_ setRunning:true];
5663     [self setTitle:title];
5664     // implicit updateProgress
5665
5666     SHA1SumValue notifyconf; {
5667         FileFd file;
5668         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5669             _error->Discard();
5670         else {
5671             MMap mmap(file, MMap::ReadOnly);
5672             SHA1Summation sha1;
5673             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5674             notifyconf = sha1.Result();
5675         }
5676     }
5677
5678     SHA1SumValue springlist; {
5679         FileFd file;
5680         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5681             _error->Discard();
5682         else {
5683             MMap mmap(file, MMap::ReadOnly);
5684             SHA1Summation sha1;
5685             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5686             springlist = sha1.Result();
5687         }
5688     }
5689
5690     if (invocation != nil) {
5691         [invocation yieldToSelector:@selector(invoke)];
5692         [self setTitle:@"COMPLETE"];
5693     }
5694
5695     if (Finish_ < 4) {
5696         FileFd file;
5697         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5698             _error->Discard();
5699         else {
5700             MMap mmap(file, MMap::ReadOnly);
5701             SHA1Summation sha1;
5702             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5703             if (!(notifyconf == sha1.Result()))
5704                 Finish_ = 4;
5705         }
5706     }
5707
5708     if (Finish_ < 3) {
5709         FileFd file;
5710         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5711             _error->Discard();
5712         else {
5713             MMap mmap(file, MMap::ReadOnly);
5714             SHA1Summation sha1;
5715             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5716             if (!(springlist == sha1.Result()))
5717                 Finish_ = 3;
5718         }
5719     }
5720
5721     if (Finish_ < 2) {
5722         if (RestartSubstrate_)
5723             Finish_ = 2;
5724     }
5725
5726     RestartSubstrate_ = false;
5727
5728     switch (Finish_) {
5729         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5730         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5731         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5732         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5733         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5734     }
5735
5736     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5737
5738     [progress_ setRunning:false];
5739     [self updateProgress];
5740
5741     [self applyRightButton];
5742 }
5743
5744 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5745     [progress_ addEvent:event];
5746     [self updateProgress];
5747 }
5748
5749 - (bool) isProgressCancelled {
5750     return cancel_ == 2;
5751 }
5752
5753 - (void) cancel {
5754     cancel_ = 2;
5755     [self updateCancel];
5756 }
5757
5758 - (void) setCancellable:(bool)cancellable {
5759     unsigned cancel(cancel_);
5760
5761     if (!cancellable)
5762         cancel_ = 0;
5763     else if (cancel_ == 0)
5764         cancel_ = 1;
5765
5766     if (cancel != cancel_)
5767         [self updateCancel];
5768 }
5769
5770 - (void) setProgressCancellable:(NSNumber *)cancellable {
5771     [self setCancellable:[cancellable boolValue]];
5772 }
5773
5774 - (void) setProgressPercent:(NSNumber *)percent {
5775     [progress_ setPercent:[percent floatValue]];
5776     [self updateProgress];
5777 }
5778
5779 - (void) setProgressStatus:(NSDictionary *)status {
5780     if (status == nil) {
5781         [progress_ setCurrent:0];
5782         [progress_ setTotal:0];
5783         [progress_ setSpeed:0];
5784     } else {
5785         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5786
5787         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5788         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5789         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5790     }
5791
5792     [self updateProgress];
5793 }
5794
5795 @end
5796 /* }}} */
5797
5798 /* Package Cell {{{ */
5799 @interface PackageCell : CyteTableViewCell <
5800     CyteTableViewCellDelegate
5801 > {
5802     _H<UIImage> icon_;
5803     _H<NSString> name_;
5804     _H<NSString> description_;
5805     bool commercial_;
5806     _H<NSString> source_;
5807     _H<UIImage> badge_;
5808     _H<UIImage> placard_;
5809     bool summarized_;
5810 }
5811
5812 - (PackageCell *) init;
5813 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5814
5815 - (void) drawContentRect:(CGRect)rect;
5816
5817 @end
5818
5819 @implementation PackageCell
5820
5821 - (PackageCell *) init {
5822     CGRect frame(CGRectMake(0, 0, 320, 74));
5823     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5824         UIView *content([self contentView]);
5825         CGRect bounds([content bounds]);
5826
5827         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5828         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5829         [content addSubview:content_];
5830
5831         [content_ setDelegate:self];
5832         [content_ setOpaque:YES];
5833     } return self;
5834 }
5835
5836 - (NSString *) accessibilityLabel {
5837     return name_;
5838 }
5839
5840 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5841     summarized_ = summary;
5842
5843     icon_ = nil;
5844     name_ = nil;
5845     description_ = nil;
5846     source_ = nil;
5847     badge_ = nil;
5848     placard_ = nil;
5849
5850     if (package == nil)
5851         [content_ setBackgroundColor:[UIColor whiteColor]];
5852     else {
5853         [package parse];
5854
5855         Source *source = [package source];
5856
5857         icon_ = [package icon];
5858
5859         if (NSString *name = [package name])
5860             name_ = [NSString stringWithString:name];
5861
5862         if (NSString *description = [package shortDescription])
5863             description_ = [NSString stringWithString:description];
5864
5865         commercial_ = [package isCommercial];
5866
5867         NSString *label = nil;
5868         bool trusted = false;
5869
5870         if (source != nil) {
5871             label = [source label];
5872             trusted = [source trusted];
5873         } else if ([[package id] isEqualToString:@"firmware"])
5874             label = UCLocalize("APPLE");
5875         else
5876             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5877
5878         NSString *from(label);
5879
5880         NSString *section = [package simpleSection];
5881         if (section != nil && ![section isEqualToString:label]) {
5882             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5883             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5884         }
5885
5886         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5887
5888         if (NSString *purpose = [package primaryPurpose])
5889             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5890
5891         UIColor *color;
5892         NSString *placard;
5893
5894         if (NSString *mode = [package mode]) {
5895             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5896                 color = RemovingColor_;
5897                 placard = @"removing";
5898             } else {
5899                 color = InstallingColor_;
5900                 placard = @"installing";
5901             }
5902         } else {
5903             color = [UIColor whiteColor];
5904
5905             if ([package installed] != nil)
5906                 placard = @"installed";
5907             else
5908                 placard = nil;
5909         }
5910
5911         [content_ setBackgroundColor:color];
5912
5913         if (placard != nil)
5914             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5915     }
5916
5917     [self setNeedsDisplay];
5918     [content_ setNeedsDisplay];
5919 }
5920
5921 - (void) drawSummaryContentRect:(CGRect)rect {
5922     bool highlighted(highlighted_);
5923     float width([self bounds].size.width);
5924
5925     if (icon_ != nil) {
5926         CGRect rect;
5927         rect.size = [(UIImage *) icon_ size];
5928
5929         while (rect.size.width > 16 || rect.size.height > 16) {
5930             rect.size.width /= 2;
5931             rect.size.height /= 2;
5932         }
5933
5934         rect.origin.x = 19 - rect.size.width / 2;
5935         rect.origin.y = 19 - rect.size.height / 2;
5936
5937         [icon_ drawInRect:Retina(rect)];
5938     }
5939
5940     if (badge_ != nil) {
5941         CGRect rect;
5942         rect.size = [(UIImage *) badge_ size];
5943
5944         rect.size.width /= 4;
5945         rect.size.height /= 4;
5946
5947         rect.origin.x = 25 - rect.size.width / 2;
5948         rect.origin.y = 25 - rect.size.height / 2;
5949
5950         [badge_ drawInRect:Retina(rect)];
5951     }
5952
5953     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5954         UISetColor(White_);
5955
5956     if (!highlighted)
5957         UISetColor(commercial_ ? Purple_ : Black_);
5958     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
5959
5960     if (placard_ != nil)
5961         [placard_ drawAtPoint:CGPointMake(width - 52, 11)];
5962 }
5963
5964 - (void) drawNormalContentRect:(CGRect)rect {
5965     bool highlighted(highlighted_);
5966     float width([self bounds].size.width);
5967
5968     if (icon_ != nil) {
5969         CGRect rect;
5970         rect.size = [(UIImage *) icon_ size];
5971
5972         while (rect.size.width > 32 || rect.size.height > 32) {
5973             rect.size.width /= 2;
5974             rect.size.height /= 2;
5975         }
5976
5977         rect.origin.x = 25 - rect.size.width / 2;
5978         rect.origin.y = 25 - rect.size.height / 2;
5979
5980         [icon_ drawInRect:Retina(rect)];
5981     }
5982
5983     if (badge_ != nil) {
5984         CGRect rect;
5985         rect.size = [(UIImage *) badge_ size];
5986
5987         rect.size.width /= 2;
5988         rect.size.height /= 2;
5989
5990         rect.origin.x = 36 - rect.size.width / 2;
5991         rect.origin.y = 36 - rect.size.height / 2;
5992
5993         [badge_ drawInRect:Retina(rect)];
5994     }
5995
5996     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5997         UISetColor(White_);
5998
5999     if (!highlighted)
6000         UISetColor(commercial_ ? Purple_ : Black_);
6001     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
6002     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
6003
6004     if (!highlighted)
6005         UISetColor(commercial_ ? Purplish_ : Gray_);
6006     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:NSLineBreakByTruncatingTail];
6007
6008     if (placard_ != nil)
6009         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
6010 }
6011
6012 - (void) drawContentRect:(CGRect)rect {
6013     if (summarized_)
6014         [self drawSummaryContentRect:rect];
6015     else
6016         [self drawNormalContentRect:rect];
6017 }
6018
6019 @end
6020 /* }}} */
6021 /* Section Cell {{{ */
6022 @interface SectionCell : CyteTableViewCell <
6023     CyteTableViewCellDelegate
6024 > {
6025     _H<NSString> basic_;
6026     _H<NSString> section_;
6027     _H<NSString> name_;
6028     _H<NSString> count_;
6029     _H<UIImage> icon_;
6030     _H<UISwitch> switch_;
6031     BOOL editing_;
6032 }
6033
6034 - (void) setSection:(Section *)section editing:(BOOL)editing;
6035
6036 @end
6037
6038 @implementation SectionCell
6039
6040 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
6041     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
6042         icon_ = [UIImage imageNamed:@"folder.png"];
6043         // XXX: this initial frame is wrong, but is fixed later
6044         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
6045         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
6046
6047         UIView *content([self contentView]);
6048         CGRect bounds([content bounds]);
6049
6050         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
6051         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6052         [content addSubview:content_];
6053         [content_ setBackgroundColor:[UIColor whiteColor]];
6054
6055         [content_ setDelegate:self];
6056     } return self;
6057 }
6058
6059 - (void) onSwitch:(id)sender {
6060     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
6061     if (metadata == nil) {
6062         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
6063         [Sections_ setObject:metadata forKey:basic_];
6064     }
6065
6066     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
6067 }
6068
6069 - (void) setSection:(Section *)section editing:(BOOL)editing {
6070     if (editing != editing_) {
6071         if (editing_)
6072             [switch_ removeFromSuperview];
6073         else
6074             [self addSubview:switch_];
6075         editing_ = editing;
6076     }
6077
6078     basic_ = nil;
6079     section_ = nil;
6080     name_ = nil;
6081     count_ = nil;
6082
6083     if (section == nil) {
6084         name_ = UCLocalize("ALL_PACKAGES");
6085         count_ = nil;
6086     } else {
6087         basic_ = [section name];
6088         section_ = [section localized];
6089
6090         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
6091         count_ = [NSString stringWithFormat:@"%zd", [section count]];
6092
6093         if (editing_)
6094             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
6095     }
6096
6097     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
6098     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
6099
6100     [content_ setNeedsDisplay];
6101 }
6102
6103 - (void) setFrame:(CGRect)frame {
6104     [super setFrame:frame];
6105
6106     CGRect rect([switch_ frame]);
6107     [switch_ setFrame:CGRectMake(frame.size.width - rect.size.width - 9, 9, rect.size.width, rect.size.height)];
6108 }
6109
6110 - (NSString *) accessibilityLabel {
6111     return name_;
6112 }
6113
6114 - (void) drawContentRect:(CGRect)rect {
6115     bool highlighted(highlighted_ && !editing_);
6116
6117     [icon_ drawInRect:CGRectMake(7, 7, 32, 32)];
6118
6119     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6120         UISetColor(White_);
6121
6122     float width(rect.size.width);
6123     if (editing_)
6124         width -= 9 + [switch_ frame].size.width;
6125
6126     if (!highlighted)
6127         UISetColor(Black_);
6128     [name_ drawAtPoint:CGPointMake(48, 12) forWidth:(width - 58) withFont:Font18_ lineBreakMode:NSLineBreakByTruncatingTail];
6129
6130     CGSize size = [count_ sizeWithFont:Font14_];
6131
6132     UISetColor(Folder_);
6133     if (count_ != nil)
6134         [count_ drawAtPoint:CGPointMake(Retina(10 + (30 - size.width) / 2), 18) withFont:Font12Bold_];
6135 }
6136
6137 @end
6138 /* }}} */
6139
6140 /* File Table {{{ */
6141 @interface FileTable : CyteViewController <
6142     UITableViewDataSource,
6143     UITableViewDelegate
6144 > {
6145     _transient Database *database_;
6146     _H<Package> package_;
6147     _H<NSString> name_;
6148     _H<NSMutableArray> files_;
6149     _H<UITableView, 2> list_;
6150 }
6151
6152 - (id) initWithDatabase:(Database *)database;
6153 - (void) setPackage:(Package *)package;
6154
6155 @end
6156
6157 @implementation FileTable
6158
6159 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
6160     return files_ == nil ? 0 : [files_ count];
6161 }
6162
6163 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
6164     return 24.0f;
6165 }*/
6166
6167 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
6168     static NSString *reuseIdentifier = @"Cell";
6169
6170     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
6171     if (cell == nil) {
6172         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
6173         [cell setFont:[UIFont systemFontOfSize:16]];
6174     }
6175     [cell setText:[files_ objectAtIndex:indexPath.row]];
6176     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
6177
6178     return cell;
6179 }
6180
6181 - (NSURL *) navigationURL {
6182     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
6183 }
6184
6185 - (void) loadView {
6186     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
6187     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6188     [list_ setRowHeight:24.0f];
6189     [(UITableView *) list_ setDataSource:self];
6190     [list_ setDelegate:self];
6191     [self setView:list_];
6192 }
6193
6194 - (void) viewDidLoad {
6195     [super viewDidLoad];
6196
6197     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
6198 }
6199
6200 - (void) releaseSubviews {
6201     list_ = nil;
6202
6203     package_ = nil;
6204     files_ = nil;
6205
6206     [super releaseSubviews];
6207 }
6208
6209 - (id) initWithDatabase:(Database *)database {
6210     if ((self = [super init]) != nil) {
6211         database_ = database;
6212     } return self;
6213 }
6214
6215 - (void) setPackage:(Package *)package {
6216     package_ = nil;
6217     name_ = nil;
6218
6219     files_ = [NSMutableArray arrayWithCapacity:32];
6220
6221     if (package != nil) {
6222         package_ = package;
6223         name_ = [package id];
6224
6225         if (NSArray *files = [package files])
6226             [files_ addObjectsFromArray:files];
6227
6228         if ([files_ count] != 0) {
6229             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
6230                 [files_ removeObjectAtIndex:0];
6231             [files_ sortUsingSelector:@selector(compareByPath:)];
6232
6233             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
6234             [stack addObject:@"/"];
6235
6236             for (int i(0), e([files_ count]); i != e; ++i) {
6237                 NSString *file = [files_ objectAtIndex:i];
6238                 while (![file hasPrefix:[stack lastObject]])
6239                     [stack removeLastObject];
6240                 NSString *directory = [stack lastObject];
6241                 [stack addObject:[file stringByAppendingString:@"/"]];
6242                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
6243                     ([stack count] - 2) * 3, "",
6244                     [file substringFromIndex:[directory length]]
6245                 ]];
6246             }
6247         }
6248     }
6249
6250     [list_ reloadData];
6251 }
6252
6253 - (void) reloadData {
6254     [super reloadData];
6255
6256     [self setPackage:[database_ packageWithName:name_]];
6257 }
6258
6259 @end
6260 /* }}} */
6261 /* Package Controller {{{ */
6262 @interface CYPackageController : CydiaWebViewController <
6263     UIActionSheetDelegate
6264 > {
6265     _transient Database *database_;
6266     _H<Package> package_;
6267     _H<NSString> name_;
6268     bool commercial_;
6269     std::vector<std::pair<_H<NSString>, _H<NSString>>> buttons_;
6270     _H<UIActionSheet> sheet_;
6271     _H<UIBarButtonItem> button_;
6272     _H<NSArray> versions_;
6273 }
6274
6275 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
6276
6277 @end
6278
6279 @implementation CYPackageController
6280
6281 - (NSURL *) navigationURL {
6282     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6283 }
6284
6285 - (void) _clickButtonWithPackage:(Package *)package {
6286     [delegate_ installPackage:package];
6287 }
6288
6289 - (void) _clickButtonWithName:(NSString *)name {
6290     if ([name isEqualToString:@"CLEAR"])
6291         return [delegate_ clearPackage:package_];
6292     else if ([name isEqualToString:@"REMOVE"])
6293         return [delegate_ removePackage:package_];
6294     else if ([name isEqualToString:@"DOWNGRADE"]) {
6295         sheet_ = [[[UIActionSheet alloc]
6296             initWithTitle:nil
6297             delegate:self
6298             cancelButtonTitle:nil
6299             destructiveButtonTitle:nil
6300             otherButtonTitles:nil
6301         ] autorelease];
6302
6303         for (Package *version in (id) versions_)
6304             [sheet_ addButtonWithTitle:[version latest]];
6305         [sheet_ setContext:@"version"];
6306
6307         [delegate_ showActionSheet:sheet_ fromItem:[[self navigationItem] rightBarButtonItem]];
6308         return;
6309     }
6310
6311     else if ([name isEqualToString:@"INSTALL"]);
6312     else if ([name isEqualToString:@"REINSTALL"]);
6313     else if ([name isEqualToString:@"UPGRADE"]);
6314     else _assert(false);
6315
6316     [delegate_ installPackage:package_];
6317 }
6318
6319 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6320     NSString *context([sheet context]);
6321     if (sheet_ == sheet)
6322         sheet_ = nil;
6323
6324     if ([context isEqualToString:@"modify"]) {
6325         if (button != [sheet cancelButtonIndex]) {
6326             if (IsWildcat_)
6327                 [self performSelector:@selector(_clickButtonWithName:) withObject:buttons_[button].first afterDelay:0];
6328             else
6329                 [self _clickButtonWithName:buttons_[button].first];
6330         }
6331
6332         [sheet dismissWithClickedButtonIndex:button animated:YES];
6333     } else if ([context isEqualToString:@"version"]) {
6334         if (button != [sheet cancelButtonIndex]) {
6335             Package *version([versions_ objectAtIndex:button]);
6336             if (IsWildcat_)
6337                 [self performSelector:@selector(_clickButtonWithPackage:) withObject:version afterDelay:0];
6338             else
6339                 [self _clickButtonWithPackage:version];
6340         }
6341
6342         [sheet dismissWithClickedButtonIndex:button animated:YES];
6343     }
6344 }
6345
6346 - (bool) _allowJavaScriptPanel {
6347     return commercial_;
6348 }
6349
6350 #if !AlwaysReload
6351 - (void) _customButtonClicked {
6352     size_t count(buttons_.size());
6353     if (count == 0)
6354         return;
6355
6356     if (count == 1)
6357         [self _clickButtonWithName:buttons_[0].first];
6358     else {
6359         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6360         for (const auto &button : buttons_)
6361             [buttons addObject:button.second];
6362
6363         sheet_ = [[[UIActionSheet alloc]
6364             initWithTitle:nil
6365             delegate:self
6366             cancelButtonTitle:nil
6367             destructiveButtonTitle:nil
6368             otherButtonTitles:nil
6369         ] autorelease];
6370
6371         for (NSString *button in buttons)
6372             [sheet_ addButtonWithTitle:button];
6373         [sheet_ setContext:@"modify"];
6374
6375         [delegate_ showActionSheet:sheet_ fromItem:[[self navigationItem] rightBarButtonItem]];
6376     }
6377 }
6378
6379 - (void) reloadButtonClicked {
6380     if (commercial_ && function_ == nil && [package_ uninstalled])
6381         return;
6382     [self customButtonClicked];
6383 }
6384
6385 - (void) applyLoadingTitle {
6386     // Don't show "Loading" as the title. Ever.
6387 }
6388
6389 - (UIBarButtonItem *) rightButton {
6390     return button_;
6391 }
6392 #endif
6393
6394 - (void) setPageColor:(UIColor *)color {
6395     return [super setPageColor:nil];
6396 }
6397
6398 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6399     if ((self = [super init]) != nil) {
6400         database_ = database;
6401         name_ = name == nil ? @"" : [NSString stringWithString:name];
6402         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6403     } return self;
6404 }
6405
6406 - (void) reloadData {
6407     [super reloadData];
6408
6409     [sheet_ dismissWithClickedButtonIndex:[sheet_ cancelButtonIndex] animated:YES];
6410     sheet_ = nil;
6411
6412     package_ = [database_ packageWithName:name_];
6413     versions_ = [package_ downgrades];
6414
6415     buttons_.clear();
6416
6417     if (package_ != nil) {
6418         [(Package *) package_ parse];
6419
6420         commercial_ = [package_ isCommercial];
6421
6422         if ([package_ mode] != nil)
6423             buttons_.push_back(std::make_pair(@"CLEAR", UCLocalize("CLEAR")));
6424         if ([package_ source] == nil);
6425         else if ([package_ upgradableAndEssential:NO])
6426             buttons_.push_back(std::make_pair(@"UPGRADE", UCLocalize("UPGRADE")));
6427         else if ([package_ uninstalled])
6428             buttons_.push_back(std::make_pair(@"INSTALL", UCLocalize("INSTALL")));
6429         else
6430             buttons_.push_back(std::make_pair(@"REINSTALL", UCLocalize("REINSTALL")));
6431         if (![package_ uninstalled])
6432             buttons_.push_back(std::make_pair(@"REMOVE", UCLocalize("REMOVE")));
6433         if ([versions_ count] != 0)
6434             buttons_.push_back(std::make_pair(@"DOWNGRADE", UCLocalize("DOWNGRADE")));
6435     }
6436
6437     NSString *title;
6438     switch (buttons_.size()) {
6439         case 0: title = nil; break;
6440         case 1: title = buttons_[0].second; break;
6441         default: title = UCLocalize("MODIFY"); break;
6442     }
6443
6444     button_ = [[[UIBarButtonItem alloc]
6445         initWithTitle:title
6446         style:UIBarButtonItemStylePlain
6447         target:self
6448         action:@selector(customButtonClicked)
6449     ] autorelease];
6450 }
6451
6452 - (bool) isLoading {
6453     return commercial_ ? [super isLoading] : false;
6454 }
6455
6456 @end
6457 /* }}} */
6458
6459 /* Package List Controller {{{ */
6460 @interface PackageListController : CyteViewController <
6461     UITableViewDataSource,
6462     UITableViewDelegate
6463 > {
6464     _transient Database *database_;
6465     unsigned era_;
6466     _H<NSArray> packages_;
6467     _H<NSArray> sections_;
6468     _H<UITableView, 2> list_;
6469
6470     _H<NSArray> thumbs_;
6471     std::vector<NSInteger> offset_;
6472
6473     _H<NSString> title_;
6474     unsigned reloading_;
6475 }
6476
6477 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6478 - (void) setDelegate:(id)delegate;
6479 - (void) resetCursor;
6480 - (void) clearData;
6481
6482 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages;
6483
6484 @end
6485
6486 @implementation PackageListController
6487
6488 - (NSURL *) referrerURL {
6489     return [self navigationURL];
6490 }
6491
6492 - (bool) isSummarized {
6493     return false;
6494 }
6495
6496 - (bool) showsSections {
6497     return true;
6498 }
6499
6500 - (void) deselectWithAnimation:(BOOL)animated {
6501     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6502 }
6503
6504 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6505     CGRect base = [[self view] bounds];
6506     base.size.height -= bounds.size.height;
6507     base.origin = [list_ frame].origin;
6508
6509     [UIView beginAnimations:nil context:NULL];
6510     [UIView setAnimationBeginsFromCurrentState:YES];
6511     [UIView setAnimationCurve:curve];
6512     [UIView setAnimationDuration:duration];
6513     [list_ setFrame:base];
6514     [UIView commitAnimations];
6515 }
6516
6517 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6518     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6519 }
6520
6521 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6522     [self resizeForKeyboardBounds:bounds duration:0];
6523 }
6524
6525 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6526     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6527         *curve = UIViewAnimationCurveEaseInOut;
6528     else
6529         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6530
6531     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6532         *duration = 0.3;
6533     else
6534         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6535 }
6536
6537 - (void) keyboardWillShow:(NSNotification *)notification {
6538     CGRect bounds;
6539     CGPoint center;
6540     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6541     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6542
6543     NSTimeInterval duration;
6544     UIViewAnimationCurve curve;
6545     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6546
6547     CGRect kbframe = CGRectMake(Retina(center.x - bounds.size.width / 2), Retina(center.y - bounds.size.height / 2), bounds.size.width, bounds.size.height);
6548     UIViewController *base = self;
6549     while ([base parentOrPresentingViewController] != nil)
6550         base = [base parentOrPresentingViewController];
6551     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6552     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6553
6554     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6555         intersection.size.height += CYStatusBarHeight();
6556
6557     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6558 }
6559
6560 - (void) keyboardWillHide:(NSNotification *)notification {
6561     NSTimeInterval duration;
6562     UIViewAnimationCurve curve;
6563     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6564
6565     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6566 }
6567
6568 - (void) viewWillAppear:(BOOL)animated {
6569     [super viewWillAppear:animated];
6570
6571     [self resizeForKeyboardBounds:CGRectZero];
6572     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6573     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6574 }
6575
6576 - (void) viewWillDisappear:(BOOL)animated {
6577     [super viewWillDisappear:animated];
6578
6579     [self resizeForKeyboardBounds:CGRectZero];
6580     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6581     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6582 }
6583
6584 - (void) viewDidAppear:(BOOL)animated {
6585     [super viewDidAppear:animated];
6586     [self deselectWithAnimation:animated];
6587 }
6588
6589 - (void) didSelectPackage:(Package *)package {
6590     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6591     [view setDelegate:delegate_];
6592     [[self navigationController] pushViewController:view animated:YES];
6593 }
6594
6595 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6596     NSInteger count([sections_ count]);
6597     return count == 0 ? 1 : count;
6598 }
6599
6600 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6601     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6602         return nil;
6603     return [[sections_ objectAtIndex:section] name];
6604 }
6605
6606 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6607     if ([sections_ count] == 0)
6608         return 0;
6609     return [[sections_ objectAtIndex:section] count];
6610 }
6611
6612 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6613 @synchronized (database_) {
6614     if ([database_ era] != era_)
6615         return nil;
6616
6617     Section *section([sections_ objectAtIndex:[path section]]);
6618     NSInteger row([path row]);
6619     Package *package([packages_ objectAtIndex:([section row] + row)]);
6620     return [[package retain] autorelease];
6621 } }
6622
6623 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6624     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6625     if (cell == nil)
6626         cell = [[[PackageCell alloc] init] autorelease];
6627
6628     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6629     [cell setPackage:package asSummary:[self isSummarized]];
6630     return cell;
6631 }
6632
6633 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6634     Package *package([self packageAtIndexPath:path]);
6635     package = [database_ packageWithName:[package id]];
6636     [self didSelectPackage:package];
6637 }
6638
6639 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6640     return thumbs_;
6641 }
6642
6643 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6644     return offset_[index];
6645 }
6646
6647 - (void) updateHeight {
6648     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6649 }
6650
6651 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6652     if ((self = [super init]) != nil) {
6653         database_ = database;
6654         title_ = [title copy];
6655         [[self navigationItem] setTitle:title_];
6656     } return self;
6657 }
6658
6659 - (void) loadView {
6660     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6661     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6662     [self setView:view];
6663
6664     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6665     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6666     [view addSubview:list_];
6667
6668     // XXX: is 20 the most optimal number here?
6669     [list_ setSectionIndexMinimumDisplayRowCount:20];
6670
6671     [(UITableView *) list_ setDataSource:self];
6672     [list_ setDelegate:self];
6673
6674     [self updateHeight];
6675 }
6676
6677 - (void) releaseSubviews {
6678     list_ = nil;
6679
6680     packages_ = nil;
6681     sections_ = nil;
6682
6683     thumbs_ = nil;
6684     offset_.clear();
6685
6686     [super releaseSubviews];
6687 }
6688
6689 - (void) setDelegate:(id)delegate {
6690     delegate_ = delegate;
6691 }
6692
6693 - (bool) shouldYield {
6694     return false;
6695 }
6696
6697 - (bool) shouldBlock {
6698     return false;
6699 }
6700
6701 - (NSMutableArray *) _reloadPackages {
6702 @synchronized (database_) {
6703     era_ = [database_ era];
6704     NSArray *packages([database_ packages]);
6705
6706     return [NSMutableArray arrayWithArray:packages];
6707 } }
6708
6709 - (void) _reloadData {
6710     if (reloading_ != 0) {
6711         reloading_ = 2;
6712         return;
6713     }
6714
6715     NSMutableArray *packages;
6716
6717   reload:
6718     if ([self shouldYield]) {
6719         do {
6720             UIProgressHUD *hud;
6721
6722             if (![self shouldBlock])
6723                 hud = nil;
6724             else {
6725                 hud = [delegate_ addProgressHUD];
6726                 [hud setText:UCLocalize("LOADING")];
6727             }
6728
6729             reloading_ = 1;
6730             packages = [self yieldToSelector:@selector(_reloadPackages)];
6731
6732             if (hud != nil)
6733                 [delegate_ removeProgressHUD:hud];
6734         } while (reloading_ == 2);
6735     } else {
6736         packages = [self _reloadPackages];
6737     }
6738
6739 @synchronized (database_) {
6740     if (era_ != [database_ era])
6741         goto reload;
6742     reloading_ = 0;
6743
6744     thumbs_ = nil;
6745     offset_.clear();
6746
6747     packages_ = packages;
6748
6749     if ([self showsSections])
6750         sections_ = [self sectionsForPackages:packages];
6751     else {
6752         Section *section([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6753         [section setCount:[packages_ count]];
6754         sections_ = [NSArray arrayWithObject:section];
6755     }
6756
6757     [self updateHeight];
6758
6759     _profile(PackageTable$reloadData$List)
6760         [(UITableView *) list_ setDataSource:self];
6761         [list_ reloadData];
6762     _end
6763 }
6764
6765     PrintTimes();
6766 }
6767
6768 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
6769     Section *prefix([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6770     size_t end([packages count]);
6771
6772     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
6773     Section *section(prefix);
6774
6775     thumbs_ = CollationThumbs_;
6776     offset_ = CollationOffset_;
6777
6778     size_t offset(0);
6779     size_t offsets([CollationStarts_ count]);
6780
6781     NSString *start([CollationStarts_ objectAtIndex:offset]);
6782     size_t length([start length]);
6783
6784     for (size_t index(0); index != end; ++index) {
6785         if (start != nil) {
6786             Package *package([packages objectAtIndex:index]);
6787             NSString *name(PackageName(package, @selector(cyname)));
6788
6789             //while ([start compare:name options:NSNumericSearch range:NSMakeRange(0, length) locale:CollationLocale_] != NSOrderedDescending) {
6790             while (StringNameCompare(start, name, length) != kCFCompareGreaterThan) {
6791                 NSString *title([CollationTitles_ objectAtIndex:offset]);
6792                 section = [[[Section alloc] initWithName:title row:index localize:NO] autorelease];
6793                 [sections addObject:section];
6794
6795                 start = ++offset == offsets ? nil : [CollationStarts_ objectAtIndex:offset];
6796                 if (start == nil)
6797                     break;
6798                 length = [start length];
6799             }
6800         }
6801
6802         [section addToCount];
6803     }
6804
6805     for (; offset != offsets; ++offset) {
6806         NSString *title([CollationTitles_ objectAtIndex:offset]);
6807         Section *section([[[Section alloc] initWithName:title row:end localize:NO] autorelease]);
6808         [sections addObject:section];
6809     }
6810
6811     if ([prefix count] != 0) {
6812         Section *suffix([sections lastObject]);
6813         [prefix setName:[suffix name]];
6814         [suffix setName:nil];
6815         [sections insertObject:prefix atIndex:(offsets - 1)];
6816     }
6817
6818     return sections;
6819 }
6820
6821 - (void) reloadData {
6822     [super reloadData];
6823
6824     if ([self shouldYield])
6825         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6826     else
6827         [self _reloadData];
6828 }
6829
6830 - (void) resetCursor {
6831     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6832 }
6833
6834 - (void) clearData {
6835     [self updateHeight];
6836
6837     [list_ setDataSource:nil];
6838     [list_ reloadData];
6839
6840     [self resetCursor];
6841 }
6842
6843 @end
6844 /* }}} */
6845 /* Filtered Package List Controller {{{ */
6846 typedef Function<bool, Package *> PackageFilter;
6847 typedef Function<void, NSMutableArray *> PackageSorter;
6848 @interface FilteredPackageListController : PackageListController {
6849     PackageFilter filter_;
6850     PackageSorter sorter_;
6851 }
6852
6853 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter;
6854
6855 - (void) setFilter:(PackageFilter)filter;
6856 - (void) setSorter:(PackageSorter)sorter;
6857
6858 @end
6859
6860 @implementation FilteredPackageListController
6861
6862 - (void) setFilter:(PackageFilter)filter {
6863 @synchronized (self) {
6864     filter_ = filter;
6865 } }
6866
6867 - (void) setSorter:(PackageSorter)sorter {
6868 @synchronized (self) {
6869     sorter_ = sorter;
6870 } }
6871
6872 - (NSMutableArray *) _reloadPackages {
6873 @synchronized (database_) {
6874     era_ = [database_ era];
6875
6876     NSArray *packages([database_ packages]);
6877     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6878
6879     PackageFilter filter;
6880     PackageSorter sorter;
6881
6882     @synchronized (self) {
6883         filter = filter_;
6884         sorter = sorter_;
6885     }
6886
6887     _profile(PackageTable$reloadData$Filter)
6888         for (Package *package in packages)
6889             if (filter(package))
6890                 [filtered addObject:package];
6891     _end
6892
6893     if (sorter)
6894         sorter(filtered);
6895     return filtered;
6896 } }
6897
6898 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter {
6899     if ((self = [super initWithDatabase:database title:title]) != nil) {
6900         [self setFilter:filter];
6901     } return self;
6902 }
6903
6904 @end
6905 /* }}} */
6906
6907 /* Home Controller {{{ */
6908 @interface HomeController : CydiaWebViewController {
6909     CFRunLoopRef runloop_;
6910     SCNetworkReachabilityRef reachability_;
6911 }
6912
6913 @end
6914
6915 @implementation HomeController
6916
6917 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6918     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6919 }
6920
6921 - (id) init {
6922     if ((self = [super init]) != nil) {
6923         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6924         [self reloadData];
6925
6926         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6927         if (reachability_ != NULL) {
6928             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6929             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6930
6931             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6932             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6933                 runloop_ = runloop;
6934         }
6935     } return self;
6936 }
6937
6938 - (void) dealloc {
6939     if (reachability_ != NULL && runloop_ != NULL)
6940         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6941     [super dealloc];
6942 }
6943
6944 - (NSURL *) navigationURL {
6945     return [NSURL URLWithString:@"cydia://home"];
6946 }
6947
6948 - (void) aboutButtonClicked {
6949     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6950
6951     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6952     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6953     [alert setCancelButtonIndex:0];
6954
6955     [alert setMessage:
6956         @"Copyright \u00a9 2008-2015\n"
6957         "SaurikIT, LLC\n"
6958         "\n"
6959         "Jay Freeman (saurik)\n"
6960         "saurik@saurik.com\n"
6961         "http://www.saurik.com/"
6962     ];
6963
6964     [alert show];
6965 }
6966
6967 - (UIBarButtonItem *) leftButton {
6968     return [[[UIBarButtonItem alloc]
6969         initWithTitle:UCLocalize("ABOUT")
6970         style:UIBarButtonItemStylePlain
6971         target:self
6972         action:@selector(aboutButtonClicked)
6973     ] autorelease];
6974 }
6975
6976 @end
6977 /* }}} */
6978
6979 /* Cydia Navigation Controller Interface {{{ */
6980 @interface UINavigationController (Cydia)
6981
6982 - (NSArray *) navigationURLCollection;
6983 - (void) unloadData;
6984
6985 @end
6986 /* }}} */
6987
6988 /* Cydia Tab Bar Controller {{{ */
6989 @interface CydiaTabBarController : CyteTabBarController <
6990     UITabBarControllerDelegate,
6991     FetchDelegate
6992 > {
6993     _transient Database *database_;
6994
6995     _H<UIActivityIndicatorView> indicator_;
6996
6997     bool updating_;
6998     // XXX: ok, "updatedelegate_"?...
6999     _transient NSObject<CydiaDelegate> *updatedelegate_;
7000 }
7001
7002 - (NSArray *) navigationURLCollection;
7003 - (void) beginUpdate;
7004 - (BOOL) updating;
7005
7006 @end
7007
7008 @implementation CydiaTabBarController
7009
7010 - (NSArray *) navigationURLCollection {
7011     NSMutableArray *items([NSMutableArray array]);
7012
7013     // XXX: Should this deal with transient view controllers?
7014     for (id navigation in [self viewControllers]) {
7015         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
7016         if (stack != nil)
7017             [items addObject:stack];
7018     }
7019
7020     return items;
7021 }
7022
7023 - (id) initWithDatabase:(Database *)database {
7024     if ((self = [super init]) != nil) {
7025         database_ = database;
7026         [self setDelegate:self];
7027
7028         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteTiny] autorelease];
7029         [indicator_ setOrigin:CGPointMake(kCFCoreFoundationVersionNumber >= 800 ? 2 : 4, 2)];
7030
7031         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7032     } return self;
7033 }
7034
7035 - (void) beginUpdate {
7036     if (updating_)
7037         return;
7038
7039     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7040     UITabBarItem *item([controller tabBarItem]);
7041
7042     [item setBadgeValue:@""];
7043     UIView *badge(MSHookIvar<UIView *>([item view], "_badge"));
7044
7045     [indicator_ startAnimating];
7046     [badge addSubview:indicator_];
7047
7048     [updatedelegate_ retainNetworkActivityIndicator];
7049     updating_ = true;
7050
7051     [NSThread
7052         detachNewThreadSelector:@selector(performUpdate)
7053         toTarget:self
7054         withObject:nil
7055     ];
7056 }
7057
7058 - (void) performUpdate {
7059     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
7060
7061     SourceStatus status(self, database_);
7062     [database_ updateWithStatus:status];
7063
7064     [self
7065         performSelectorOnMainThread:@selector(completeUpdate)
7066         withObject:nil
7067         waitUntilDone:NO
7068     ];
7069
7070     [pool release];
7071 }
7072
7073 - (void) stopUpdateWithSelector:(SEL)selector {
7074     updating_ = false;
7075     [updatedelegate_ releaseNetworkActivityIndicator];
7076
7077     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7078     [[controller tabBarItem] setBadgeValue:nil];
7079
7080     [indicator_ removeFromSuperview];
7081     [indicator_ stopAnimating];
7082
7083     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
7084 }
7085
7086 - (void) completeUpdate {
7087     if (!updating_)
7088         return;
7089     [self stopUpdateWithSelector:@selector(reloadData)];
7090 }
7091
7092 - (void) cancelUpdate {
7093     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
7094 }
7095
7096 - (void) cancelPressed {
7097     [self cancelUpdate];
7098 }
7099
7100 - (BOOL) updating {
7101     return updating_;
7102 }
7103
7104 - (bool) isSourceCancelled {
7105     return !updating_;
7106 }
7107
7108 - (void) startSourceFetch:(NSString *)uri {
7109 }
7110
7111 - (void) stopSourceFetch:(NSString *)uri {
7112 }
7113
7114 - (void) setUpdateDelegate:(id)delegate {
7115     updatedelegate_ = delegate;
7116 }
7117
7118 @end
7119 /* }}} */
7120
7121 /* Cydia Navigation Controller Implementation {{{ */
7122 @implementation UINavigationController (Cydia)
7123
7124 - (NSArray *) navigationURLCollection {
7125     NSMutableArray *stack([NSMutableArray array]);
7126
7127     for (CyteViewController *controller in [self viewControllers]) {
7128         NSString *url = [[controller navigationURL] absoluteString];
7129         if (url != nil)
7130             [stack addObject:url];
7131     }
7132
7133     return stack;
7134 }
7135
7136 - (void) reloadData {
7137     [super reloadData];
7138
7139     UIViewController *visible([self visibleViewController]);
7140     if (visible != nil)
7141         [visible reloadData];
7142
7143     // on the iPad, this view controller is ALSO visible. :(
7144     if (IsWildcat_)
7145         if (UIViewController *modal = [self modalViewController])
7146             if ([modal modalPresentationStyle] == UIModalPresentationFormSheet)
7147                 if (UIViewController *top = [self topViewController])
7148                     if (top != visible)
7149                         [top reloadData];
7150 }
7151
7152 - (void) unloadData {
7153     for (CyteViewController *page in [self viewControllers])
7154         [page unloadData];
7155
7156     [super unloadData];
7157 }
7158
7159 @end
7160 /* }}} */
7161
7162 /* Cydia:// Protocol {{{ */
7163 @interface CydiaURLProtocol : NSURLProtocol {
7164 }
7165
7166 @end
7167
7168 @implementation CydiaURLProtocol
7169
7170 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7171     NSURL *url([request URL]);
7172     if (url == nil)
7173         return NO;
7174
7175     NSString *scheme([[url scheme] lowercaseString]);
7176     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7177         return YES;
7178     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7179         return YES;
7180
7181     return NO;
7182 }
7183
7184 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7185     return request;
7186 }
7187
7188 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7189     id<NSURLProtocolClient> client([self client]);
7190     if (icon == nil)
7191         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7192     else {
7193         NSData *data(UIImagePNGRepresentation(icon));
7194
7195         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7196         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7197         [client URLProtocol:self didLoadData:data];
7198         [client URLProtocolDidFinishLoading:self];
7199     }
7200 }
7201
7202 - (void) startLoading {
7203     id<NSURLProtocolClient> client([self client]);
7204     NSURLRequest *request([self request]);
7205
7206     NSURL *url([request URL]);
7207     NSString *href([url absoluteString]);
7208     NSString *scheme([[url scheme] lowercaseString]);
7209
7210     NSString *path;
7211
7212     if ([scheme isEqualToString:@"cydia"])
7213         path = [href substringFromIndex:8];
7214     else if ([scheme isEqualToString:@"about"])
7215         path = [href substringFromIndex:12];
7216     else _assert(false);
7217
7218     NSRange slash([path rangeOfString:@"/"]);
7219
7220     NSString *command;
7221     if (slash.location == NSNotFound) {
7222         command = path;
7223         path = nil;
7224     } else {
7225         command = [path substringToIndex:slash.location];
7226         path = [path substringFromIndex:(slash.location + 1)];
7227     }
7228
7229     Database *database([Database sharedInstance]);
7230
7231     if (false);
7232     else if ([command isEqualToString:@"application-icon"]) {
7233         if (path == nil)
7234             goto fail;
7235         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7236
7237         UIImage *icon(nil);
7238
7239         if (icon == nil && $SBSCopyIconImagePNGDataForDisplayIdentifier != NULL) {
7240             NSData *data([$SBSCopyIconImagePNGDataForDisplayIdentifier(path) autorelease]);
7241             icon = [UIImage imageWithData:data];
7242         }
7243
7244         if (icon == nil)
7245             if (NSString *file = SBSCopyIconImagePathForDisplayIdentifier(path))
7246                 icon = [UIImage imageAtPath:file];
7247
7248         if (icon == nil)
7249             icon = [UIImage imageNamed:@"unknown.png"];
7250
7251         [self _returnPNGWithImage:icon forRequest:request];
7252     } else if ([command isEqualToString:@"package-icon"]) {
7253         if (path == nil)
7254             goto fail;
7255         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7256         Package *package([database packageWithName:path]);
7257         if (package == nil)
7258             goto fail;
7259         [package parse];
7260         UIImage *icon([package icon]);
7261         [self _returnPNGWithImage:icon forRequest:request];
7262     } else if ([command isEqualToString:@"uikit-image"]) {
7263         if (path == nil)
7264             goto fail;
7265         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7266         UIImage *icon(_UIImageWithName(path));
7267         [self _returnPNGWithImage:icon forRequest:request];
7268     } else if ([command isEqualToString:@"section-icon"]) {
7269         if (path == nil)
7270             goto fail;
7271         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7272         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7273         if (icon == nil)
7274             icon = [UIImage imageNamed:@"unknown.png"];
7275         [self _returnPNGWithImage:icon forRequest:request];
7276     } else fail: {
7277         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7278     }
7279 }
7280
7281 - (void) stopLoading {
7282 }
7283
7284 @end
7285 /* }}} */
7286
7287 /* Section Controller {{{ */
7288 @interface SectionController : FilteredPackageListController {
7289     _H<NSString> key_;
7290     _H<NSString> section_;
7291 }
7292
7293 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section;
7294
7295 @end
7296
7297 @implementation SectionController
7298
7299 - (NSURL *) referrerURL {
7300     NSString *name(section_);
7301     name = name ?: @"*";
7302     NSString *key(key_);
7303     key = key ?: @"*";
7304     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@/%@", UI_, [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7305 }
7306
7307 - (NSURL *) navigationURL {
7308     NSString *name(section_);
7309     name = name ?: @"*";
7310     NSString *key(key_);
7311     key = key ?: @"*";
7312     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@/%@", [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7313 }
7314
7315 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section {
7316     NSString *title;
7317     if (section == nil)
7318         title = UCLocalize("ALL_PACKAGES");
7319     else if (![section isEqual:@""])
7320         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(section) value:nil table:@"Sections"];
7321     else
7322         title = UCLocalize("NO_SECTION");
7323
7324     if ((self = [super initWithDatabase:database title:title]) != nil) {
7325         key_ = [source key];
7326         section_ = section;
7327     } return self;
7328 }
7329
7330 - (void) reloadData {
7331     Source *source([database_ sourceWithKey:key_]);
7332     _H<NSString> name(section_);
7333
7334     [self setFilter:[=](Package *package) {
7335         NSString *section([package section]);
7336
7337         return (
7338             name == nil ||
7339             section == nil && [name length] == 0 ||
7340             [name isEqualToString:section]
7341         ) && (
7342             source == nil ||
7343             [package source] == source
7344         ) && [package visible];
7345     }];
7346
7347     [super reloadData];
7348 }
7349
7350 @end
7351 /* }}} */
7352 /* Sections Controller {{{ */
7353 @interface SectionsController : CyteViewController <
7354     UITableViewDataSource,
7355     UITableViewDelegate
7356 > {
7357     _transient Database *database_;
7358     _H<NSString> key_;
7359     _H<NSMutableArray> sections_;
7360     _H<NSMutableArray> filtered_;
7361     _H<UITableView, 2> list_;
7362 }
7363
7364 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7365 - (void) editButtonClicked;
7366
7367 @end
7368
7369 @implementation SectionsController
7370
7371 - (NSURL *) navigationURL {
7372     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
7373 }
7374
7375 - (Source *) source {
7376     if (key_ == nil)
7377         return nil;
7378     return [database_ sourceWithKey:key_];
7379 }
7380
7381 - (void) updateNavigationItem {
7382     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7383     if ([sections_ count] == 0) {
7384         [[self navigationItem] setRightBarButtonItem:nil];
7385     } else {
7386         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7387             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7388             target:self
7389             action:@selector(editButtonClicked)
7390         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7391     }
7392 }
7393
7394 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7395     [super setEditing:editing animated:animated];
7396
7397     if (editing)
7398         [list_ reloadData];
7399     else
7400         [delegate_ updateData];
7401
7402     [self updateNavigationItem];
7403 }
7404
7405 - (void) viewDidAppear:(BOOL)animated {
7406     [super viewDidAppear:animated];
7407     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7408 }
7409
7410 - (void) viewWillDisappear:(BOOL)animated {
7411     [super viewWillDisappear:animated];
7412     [self setEditing:NO];
7413 }
7414
7415 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7416     Section *section = nil;
7417     int index = [indexPath row];
7418     if (![self isEditing]) {
7419         index -= 1;
7420         if (index >= 0)
7421             section = [filtered_ objectAtIndex:index];
7422     } else {
7423         section = [sections_ objectAtIndex:index];
7424     }
7425     return section;
7426 }
7427
7428 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7429     if ([self isEditing])
7430         return [sections_ count];
7431     else
7432         return [filtered_ count] + 1;
7433 }
7434
7435 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7436     return 45.0f;
7437 }*/
7438
7439 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7440     static NSString *reuseIdentifier = @"SectionCell";
7441
7442     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7443     if (cell == nil)
7444         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7445
7446     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7447
7448     return cell;
7449 }
7450
7451 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7452     if ([self isEditing])
7453         return;
7454
7455     Section *section = [self sectionAtIndexPath:indexPath];
7456
7457     SectionController *controller = [[[SectionController alloc]
7458         initWithDatabase:database_
7459         source:[self source]
7460         section:[section name]
7461     ] autorelease];
7462     [controller setDelegate:delegate_];
7463
7464     [[self navigationController] pushViewController:controller animated:YES];
7465 }
7466
7467 - (void) loadView {
7468     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7469     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7470     [list_ setRowHeight:46];
7471     [(UITableView *) list_ setDataSource:self];
7472     [list_ setDelegate:self];
7473     [self setView:list_];
7474 }
7475
7476 - (void) viewDidLoad {
7477     [super viewDidLoad];
7478
7479     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7480 }
7481
7482 - (void) releaseSubviews {
7483     list_ = nil;
7484
7485     sections_ = nil;
7486     filtered_ = nil;
7487
7488     [super releaseSubviews];
7489 }
7490
7491 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7492     if ((self = [super init]) != nil) {
7493         database_ = database;
7494         key_ = [source key];
7495     } return self;
7496 }
7497
7498 - (void) reloadData {
7499     [super reloadData];
7500
7501     NSArray *packages = [database_ packages];
7502
7503     sections_ = [NSMutableArray arrayWithCapacity:16];
7504     filtered_ = [NSMutableArray arrayWithCapacity:16];
7505
7506     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7507
7508     Source *source([self source]);
7509
7510     _trace();
7511     for (Package *package in packages) {
7512         if (source != nil && [package source] != source)
7513             continue;
7514
7515         NSString *name([package section]);
7516         NSString *key(name == nil ? @"" : name);
7517
7518         Section *section;
7519
7520         _profile(SectionsView$reloadData$Section)
7521             section = [sections objectForKey:key];
7522             if (section == nil) {
7523                 _profile(SectionsView$reloadData$Section$Allocate)
7524                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7525                     [sections setObject:section forKey:key];
7526                 _end
7527             }
7528         _end
7529
7530         [section addToCount];
7531
7532         _profile(SectionsView$reloadData$Filter)
7533             if (![package visible])
7534                 continue;
7535         _end
7536
7537         [section addToRow];
7538     }
7539     _trace();
7540
7541     [sections_ addObjectsFromArray:[sections allValues]];
7542
7543     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7544
7545     for (Section *section in (id) sections_) {
7546         size_t count([section row]);
7547         if (count == 0)
7548             continue;
7549
7550         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7551         [section setCount:count];
7552         [filtered_ addObject:section];
7553     }
7554
7555     [self updateNavigationItem];
7556     [list_ reloadData];
7557     _trace();
7558 }
7559
7560 - (void) editButtonClicked {
7561     [self setEditing:![self isEditing] animated:YES];
7562 }
7563
7564 @end
7565 /* }}} */
7566
7567 /* Changes Controller {{{ */
7568 @interface ChangesController : FilteredPackageListController {
7569     unsigned upgrades_;
7570 }
7571
7572 - (id) initWithDatabase:(Database *)database;
7573
7574 @end
7575
7576 @implementation ChangesController
7577
7578 - (NSURL *) referrerURL {
7579     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/changes/", UI_]];
7580 }
7581
7582 - (NSURL *) navigationURL {
7583     return [NSURL URLWithString:@"cydia://changes"];
7584 }
7585
7586 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7587 @synchronized (database_) {
7588     if ([database_ era] != era_)
7589         return nil;
7590
7591     NSUInteger sectionIndex([path section]);
7592     if (sectionIndex >= [sections_ count])
7593         return nil;
7594     Section *section([sections_ objectAtIndex:sectionIndex]);
7595     NSInteger row([path row]);
7596     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7597 } }
7598
7599 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7600     NSString *context([alert context]);
7601
7602     if ([context isEqualToString:@"norefresh"])
7603         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7604 }
7605
7606 - (void) setLeftBarButtonItem {
7607     if ([delegate_ updating])
7608         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7609             initWithTitle:UCLocalize("CANCEL")
7610             style:UIBarButtonItemStyleDone
7611             target:self
7612             action:@selector(cancelButtonClicked)
7613         ] autorelease] animated:YES];
7614     else
7615         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7616             initWithTitle:UCLocalize("REFRESH")
7617             style:UIBarButtonItemStylePlain
7618             target:self
7619             action:@selector(refreshButtonClicked)
7620         ] autorelease] animated:YES];
7621 }
7622
7623 - (void) refreshButtonClicked {
7624     if ([delegate_ requestUpdate])
7625         [self setLeftBarButtonItem];
7626 }
7627
7628 - (void) cancelButtonClicked {
7629     [delegate_ cancelUpdate];
7630 }
7631
7632 - (void) upgradeButtonClicked {
7633     [delegate_ distUpgrade];
7634     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7635 }
7636
7637 - (bool) shouldYield {
7638     return true;
7639 }
7640
7641 - (bool) shouldBlock {
7642     return true;
7643 }
7644
7645 - (void) useFilter {
7646 @synchronized (self) {
7647     [self setFilter:[](Package *package) {
7648         return [package upgradableAndEssential:YES] || [package visible];
7649     }];
7650
7651     [self setSorter:[](NSMutableArray *packages) {
7652         [packages radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7653     }];
7654 } }
7655
7656 - (id) initWithDatabase:(Database *)database {
7657     if ((self = [super initWithDatabase:database title:UCLocalize("CHANGES")]) != nil) {
7658         [self useFilter];
7659     } return self;
7660 }
7661
7662 - (void) viewDidLoad {
7663     [super viewDidLoad];
7664     [self setLeftBarButtonItem];
7665 }
7666
7667 - (void) viewWillAppear:(BOOL)animated {
7668     [super viewWillAppear:animated];
7669     [self setLeftBarButtonItem];
7670 }
7671
7672 - (void) reloadData {
7673     [self setLeftBarButtonItem];
7674     [super reloadData];
7675 }
7676
7677 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
7678     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
7679
7680     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7681     Section *ignored = nil;
7682     Section *section = nil;
7683     time_t last = 0;
7684
7685     upgrades_ = 0;
7686     bool unseens = false;
7687
7688     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7689
7690     for (size_t offset = 0, count = [packages count]; offset != count; ++offset) {
7691         Package *package = [packages objectAtIndex:offset];
7692
7693         BOOL uae = [package upgradableAndEssential:YES];
7694
7695         if (!uae) {
7696             unseens = true;
7697             time_t seen([package seen]);
7698
7699             if (section == nil || last != seen) {
7700                 last = seen;
7701
7702                 NSString *name;
7703                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7704                 [name autorelease];
7705
7706                 _profile(ChangesController$reloadData$Allocate)
7707                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7708                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7709                     [sections addObject:section];
7710                 _end
7711             }
7712
7713             [section addToCount];
7714         } else if ([package ignored]) {
7715             if (ignored == nil) {
7716                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7717             }
7718             [ignored addToCount];
7719         } else {
7720             ++upgrades_;
7721             [upgradable addToCount];
7722         }
7723     }
7724     _trace();
7725
7726     CFRelease(formatter);
7727
7728     if (unseens) {
7729         Section *last = [sections lastObject];
7730         size_t count = [last count];
7731         [packages removeObjectsInRange:NSMakeRange([packages count] - count, count)];
7732         [sections removeLastObject];
7733     }
7734
7735     if ([ignored count] != 0)
7736         [sections insertObject:ignored atIndex:0];
7737     if (upgrades_ != 0)
7738         [sections insertObject:upgradable atIndex:0];
7739
7740     [list_ reloadData];
7741
7742     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7743         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7744         style:UIBarButtonItemStylePlain
7745         target:self
7746         action:@selector(upgradeButtonClicked)
7747     ] autorelease]) animated:YES];
7748
7749     return sections;
7750 }
7751
7752 @end
7753 /* }}} */
7754 /* Search Controller {{{ */
7755 @interface SearchController : FilteredPackageListController <
7756     UISearchBarDelegate
7757 > {
7758     _H<UISearchBar, 1> search_;
7759     BOOL searchloaded_;
7760     bool summary_;
7761 }
7762
7763 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7764 - (void) reloadData;
7765
7766 @end
7767
7768 @implementation SearchController
7769
7770 - (NSURL *) referrerURL {
7771     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
7772 }
7773
7774 - (NSURL *) navigationURL {
7775     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7776         return [NSURL URLWithString:@"cydia://search"];
7777     else
7778         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
7779 }
7780
7781 - (NSArray *) termsForQuery:(NSString *)query {
7782     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
7783     for (NSString *component in [query componentsSeparatedByString:@" "])
7784         if ([component length] != 0)
7785             [terms addObject:component];
7786
7787     return terms;
7788 }
7789
7790 - (void) useSearch {
7791     _H<NSArray> query([self termsForQuery:[search_ text]]);
7792     summary_ = false;
7793
7794 @synchronized (self) {
7795     [self setFilter:[=](Package *package) {
7796         if (![package unfiltered])
7797             return false;
7798         if (![package matches:query])
7799             return false;
7800         return true;
7801     }];
7802
7803     [self setSorter:[](NSMutableArray *packages) {
7804         [packages radixSortUsingSelector:@selector(rank)];
7805     }];
7806 }
7807
7808     [self clearData];
7809     [self reloadData];
7810 }
7811
7812 - (void) usePrefix:(NSString *)prefix {
7813     _H<NSString> query(prefix);
7814     summary_ = true;
7815
7816 @synchronized (self) {
7817     [self setFilter:[=](Package *package) {
7818         if ([query length] == 0)
7819             return false;
7820         if (![package unfiltered])
7821             return false;
7822         if ([[package name] compare:query options:MatchCompareOptions_ range:NSMakeRange(0, [query length])] != NSOrderedSame)
7823             return false;
7824         return true;
7825     }];
7826
7827     [self setSorter:nullptr];
7828 }
7829
7830     [self reloadData];
7831 }
7832
7833 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7834     [self clearData];
7835     [self usePrefix:[search_ text]];
7836 }
7837
7838 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7839     [search_ resignFirstResponder];
7840     [self useSearch];
7841 }
7842
7843 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7844     [search_ setText:@""];
7845     [self searchBarButtonClicked:searchBar];
7846 }
7847
7848 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7849     [self searchBarButtonClicked:searchBar];
7850 }
7851
7852 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7853     [self usePrefix:text];
7854 }
7855
7856 - (bool) shouldYield {
7857     return YES;
7858 }
7859
7860 - (bool) shouldBlock {
7861     return !summary_;
7862 }
7863
7864 - (bool) isSummarized {
7865     return summary_;
7866 }
7867
7868 - (bool) showsSections {
7869     return false;
7870 }
7871
7872 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7873     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH")])) {
7874         search_ = [[[UISearchBar alloc] init] autorelease];
7875         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7876         [search_ setDelegate:self];
7877
7878         UITextField *textField;
7879         if ([search_ respondsToSelector:@selector(searchField)])
7880             textField = [search_ searchField];
7881         else
7882             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7883
7884         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7885         [textField setEnablesReturnKeyAutomatically:NO];
7886         [[self navigationItem] setTitleView:textField];
7887
7888         if (query != nil)
7889             [search_ setText:query];
7890         [self useSearch];
7891     } return self;
7892 }
7893
7894 - (void) viewDidAppear:(BOOL)animated {
7895     [super viewDidAppear:animated];
7896
7897     if (!searchloaded_) {
7898         searchloaded_ = YES;
7899         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7900         [search_ layoutSubviews];
7901     }
7902
7903     if ([self isSummarized])
7904         [search_ becomeFirstResponder];
7905 }
7906
7907 - (void) reloadData {
7908     [self resetCursor];
7909     [super reloadData];
7910 }
7911
7912 - (void) didSelectPackage:(Package *)package {
7913     [search_ resignFirstResponder];
7914     [super didSelectPackage:package];
7915 }
7916
7917 @end
7918 /* }}} */
7919 /* Package Settings Controller {{{ */
7920 @interface PackageSettingsController : CyteViewController <
7921     UITableViewDataSource,
7922     UITableViewDelegate
7923 > {
7924     _transient Database *database_;
7925     _H<NSString> name_;
7926     _H<Package> package_;
7927     _H<UITableView, 2> table_;
7928     _H<UISwitch> subscribedSwitch_;
7929     _H<UISwitch> ignoredSwitch_;
7930     _H<UITableViewCell> subscribedCell_;
7931     _H<UITableViewCell> ignoredCell_;
7932 }
7933
7934 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7935
7936 @end
7937
7938 @implementation PackageSettingsController
7939
7940 - (NSURL *) navigationURL {
7941     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7942 }
7943
7944 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7945     if (package_ == nil)
7946         return 0;
7947
7948     if ([package_ installed] == nil)
7949         return 1;
7950     else
7951         return 2;
7952 }
7953
7954 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7955     if (package_ == nil)
7956         return 0;
7957
7958     // both sections contain just one item right now.
7959     return 1;
7960 }
7961
7962 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7963     return nil;
7964 }
7965
7966 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7967     if (section == 0)
7968         return UCLocalize("SHOW_ALL_CHANGES_EX");
7969     else
7970         return UCLocalize("IGNORE_UPGRADES_EX");
7971 }
7972
7973 - (void) onSubscribed:(id)control {
7974     bool value([control isOn]);
7975     if (package_ == nil)
7976         return;
7977     if ([package_ setSubscribed:value])
7978         [delegate_ updateData];
7979 }
7980
7981 - (void) _updateIgnored {
7982     const char *package([name_ UTF8String]);
7983     bool on([ignoredSwitch_ isOn]);
7984
7985     FILE *dpkg(popen("/usr/libexec/cydia/cydo --set-selections", "w"));
7986     fwrite(package, strlen(package), 1, dpkg);
7987
7988     if (on)
7989         fwrite(" hold\n", 6, 1, dpkg);
7990     else
7991         fwrite(" install\n", 9, 1, dpkg);
7992
7993     pclose(dpkg);
7994 }
7995
7996 - (void) onIgnored:(id)control {
7997     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7998     [invocation setTarget:self];
7999     [invocation setSelector:@selector(_updateIgnored)];
8000
8001     [delegate_ reloadDataWithInvocation:invocation];
8002 }
8003
8004 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8005     if (package_ == nil)
8006         return nil;
8007
8008     switch ([indexPath section]) {
8009         case 0: return subscribedCell_;
8010         case 1: return ignoredCell_;
8011
8012         _nodefault
8013     }
8014
8015     return nil;
8016 }
8017
8018 - (void) loadView {
8019     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8020     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8021     [self setView:view];
8022
8023     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8024     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8025     [(UITableView *) table_ setDataSource:self];
8026     [table_ setDelegate:self];
8027     [view addSubview:table_];
8028
8029     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8030     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8031     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
8032
8033     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8034     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8035     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
8036
8037     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
8038     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
8039     [subscribedCell_ setAccessoryView:subscribedSwitch_];
8040     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8041
8042     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
8043     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
8044     [ignoredCell_ setAccessoryView:ignoredSwitch_];
8045     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8046 }
8047
8048 - (void) viewDidLoad {
8049     [super viewDidLoad];
8050
8051     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
8052 }
8053
8054 - (void) releaseSubviews {
8055     ignoredCell_ = nil;
8056     subscribedCell_ = nil;
8057     table_ = nil;
8058     ignoredSwitch_ = nil;
8059     subscribedSwitch_ = nil;
8060
8061     [super releaseSubviews];
8062 }
8063
8064 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8065     if ((self = [super init]) != nil) {
8066         database_ = database;
8067         name_ = package;
8068     } return self;
8069 }
8070
8071 - (void) reloadData {
8072     [super reloadData];
8073
8074     package_ = [database_ packageWithName:name_];
8075
8076     if (package_ != nil) {
8077         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8078         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8079     } // XXX: what now, G?
8080
8081     [table_ reloadData];
8082 }
8083
8084 @end
8085 /* }}} */
8086
8087 /* Installed Controller {{{ */
8088 @interface InstalledController : FilteredPackageListController {
8089     bool sectioned_;
8090 }
8091
8092 - (id) initWithDatabase:(Database *)database;
8093 - (void) queueStatusDidChange;
8094
8095 @end
8096
8097 @implementation InstalledController
8098
8099 - (NSURL *) referrerURL {
8100     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
8101 }
8102
8103 - (NSURL *) navigationURL {
8104     return [NSURL URLWithString:@"cydia://installed"];
8105 }
8106
8107 - (void) useRecent {
8108     sectioned_ = false;
8109
8110 @synchronized (self) {
8111     [self setFilter:[](Package *package) {
8112         return ![package uninstalled] && package->role_ < 7;
8113     }];
8114
8115     [self setSorter:[](NSMutableArray *packages) {
8116         [packages radixSortUsingSelector:@selector(recent)];
8117     }];
8118 } }
8119
8120 - (void) useFilter:(UISegmentedControl *)segmented {
8121     NSInteger selected([segmented selectedSegmentIndex]);
8122     if (selected == 2)
8123         return [self useRecent];
8124     bool simple(selected == 0);
8125     sectioned_ = true;
8126
8127 @synchronized (self) {
8128     [self setFilter:[=](Package *package) {
8129         return ![package uninstalled] && package->role_ <= (simple ? 1 : 3);
8130     }];
8131
8132     [self setSorter:nullptr];
8133 } }
8134
8135 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
8136     if (sectioned_)
8137         return [super sectionsForPackages:packages];
8138
8139     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterLongStyle, kCFDateFormatterNoStyle));
8140
8141     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
8142     Section *section(nil);
8143     time_t last(0);
8144
8145     for (size_t offset(0), count([packages count]); offset != count; ++offset) {
8146         Package *package([packages objectAtIndex:offset]);
8147
8148         time_t upgraded([package upgraded]);
8149         if (upgraded < 1168364520)
8150             upgraded = 0;
8151         else
8152             upgraded -= upgraded % (60 * 60 * 24);
8153
8154         if (section == nil || upgraded != last) {
8155             last = upgraded;
8156
8157             NSString *name;
8158             if (upgraded == 0)
8159                 continue; // XXX: name = UCLocalize("...");
8160             else {
8161                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:upgraded]);
8162                 [name autorelease];
8163             }
8164
8165             section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
8166             [sections addObject:section];
8167         }
8168
8169         [section addToCount];
8170     }
8171
8172     CFRelease(formatter);
8173     return sections;
8174 }
8175
8176 - (id) initWithDatabase:(Database *)database {
8177     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED")]) != nil) {
8178         UISegmentedControl *segmented([[[UISegmentedControl alloc] initWithItems:[NSArray arrayWithObjects:UCLocalize("USER"), UCLocalize("EXPERT"), UCLocalize("RECENT"), nil]] autorelease]);
8179         [segmented setSelectedSegmentIndex:0];
8180         [segmented setSegmentedControlStyle:UISegmentedControlStyleBar];
8181         [[self navigationItem] setTitleView:segmented];
8182
8183         [segmented addTarget:self action:@selector(modeChanged:) forEvents:UIControlEventValueChanged];
8184         [self useFilter:segmented];
8185
8186         [self queueStatusDidChange];
8187     } return self;
8188 }
8189
8190 #if !AlwaysReload
8191 - (void) queueButtonClicked {
8192     [delegate_ queue];
8193 }
8194 #endif
8195
8196 - (void) queueStatusDidChange {
8197 #if !AlwaysReload
8198     if (Queuing_) {
8199         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8200             initWithTitle:UCLocalize("QUEUE")
8201             style:UIBarButtonItemStyleDone
8202             target:self
8203             action:@selector(queueButtonClicked)
8204         ] autorelease]];
8205     } else {
8206         [[self navigationItem] setRightBarButtonItem:nil];
8207     }
8208 #endif
8209 }
8210
8211 - (void) modeChanged:(UISegmentedControl *)segmented {
8212     [self useFilter:segmented];
8213     [self reloadData];
8214 }
8215
8216 @end
8217 /* }}} */
8218
8219 /* Source Cell {{{ */
8220 @interface SourceCell : CyteTableViewCell <
8221     CyteTableViewCellDelegate,
8222     SourceDelegate
8223 > {
8224     _H<Source, 1> source_;
8225     _H<NSURL> url_;
8226     _H<UIImage> icon_;
8227     _H<NSString> origin_;
8228     _H<NSString> label_;
8229     _H<UIActivityIndicatorView> indicator_;
8230 }
8231
8232 - (void) setSource:(Source *)source;
8233 - (void) setFetch:(NSNumber *)fetch;
8234
8235 @end
8236
8237 @implementation SourceCell
8238
8239 - (void) _setImage:(NSArray *)data {
8240     if ([url_ isEqual:[data objectAtIndex:0]]) {
8241         icon_ = [data objectAtIndex:1];
8242         [content_ setNeedsDisplay];
8243     }
8244 }
8245
8246 - (void) _setSource:(NSURL *) url {
8247     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8248
8249     if (NSData *data = [NSURLConnection
8250         sendSynchronousRequest:[NSURLRequest
8251             requestWithURL:url
8252             cachePolicy:NSURLRequestUseProtocolCachePolicy
8253             timeoutInterval:10
8254         ]
8255
8256         returningResponse:NULL
8257         error:NULL
8258     ])
8259         if (UIImage *image = [UIImage imageWithData:data])
8260             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8261
8262     [pool release];
8263 }
8264
8265 - (void) setSource:(Source *)source {
8266     source_ = source;
8267     [source_ setDelegate:self];
8268
8269     [self setFetch:[NSNumber numberWithBool:[source_ fetch]]];
8270
8271     icon_ = [UIImage imageNamed:@"unknown.png"];
8272
8273     origin_ = [source name];
8274     label_ = [source rooturi];
8275
8276     [content_ setNeedsDisplay];
8277
8278     url_ = [source iconURL];
8279     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8280 }
8281
8282 - (void) setAllSource {
8283     source_ = nil;
8284     [indicator_ stopAnimating];
8285
8286     icon_ = [UIImage imageNamed:@"folder.png"];
8287     origin_ = UCLocalize("ALL_SOURCES");
8288     label_ = UCLocalize("ALL_SOURCES_EX");
8289     [content_ setNeedsDisplay];
8290 }
8291
8292 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8293     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8294         UIView *content([self contentView]);
8295         CGRect bounds([content bounds]);
8296
8297         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8298         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8299         [content_ setBackgroundColor:[UIColor whiteColor]];
8300         [content addSubview:content_];
8301
8302         [content_ setDelegate:self];
8303         [content_ setOpaque:YES];
8304
8305         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGraySmall] autorelease];
8306         [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleTopMargin];// | UIViewAutoresizingFlexibleBottomMargin];
8307         [content addSubview:indicator_];
8308
8309         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8310     } return self;
8311 }
8312
8313 - (void) layoutSubviews {
8314     [super layoutSubviews];
8315
8316     UIView *content([self contentView]);
8317     CGRect bounds([content bounds]);
8318
8319     CGRect frame([indicator_ frame]);
8320     frame.origin.x = bounds.size.width - frame.size.width;
8321     frame.origin.y = Retina((bounds.size.height - frame.size.height) / 2);
8322
8323     if (kCFCoreFoundationVersionNumber < 800)
8324         frame.origin.x -= 8;
8325     [indicator_ setFrame:frame];
8326 }
8327
8328 - (NSString *) accessibilityLabel {
8329     return origin_;
8330 }
8331
8332 - (void) drawContentRect:(CGRect)rect {
8333     bool highlighted(highlighted_);
8334     float width(rect.size.width);
8335
8336     if (icon_ != nil) {
8337         CGRect rect;
8338         rect.size = [(UIImage *) icon_ size];
8339
8340         while (rect.size.width > 32 || rect.size.height > 32) {
8341             rect.size.width /= 2;
8342             rect.size.height /= 2;
8343         }
8344
8345         rect.origin.x = 26 - rect.size.width / 2;
8346         rect.origin.y = 26 - rect.size.height / 2;
8347
8348         [icon_ drawInRect:Retina(rect)];
8349     }
8350
8351     if (highlighted && kCFCoreFoundationVersionNumber < 800)
8352         UISetColor(White_);
8353
8354     if (!highlighted)
8355         UISetColor(Black_);
8356     [origin_ drawAtPoint:CGPointMake(52, 8) forWidth:(width - 49) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
8357
8358     if (!highlighted)
8359         UISetColor(Gray_);
8360     [label_ drawAtPoint:CGPointMake(52, 29) forWidth:(width - 49) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
8361 }
8362
8363 - (void) setFetch:(NSNumber *)fetch {
8364     if ([fetch boolValue])
8365         [indicator_ startAnimating];
8366     else
8367         [indicator_ stopAnimating];
8368 }
8369
8370 @end
8371 /* }}} */
8372 /* Sources Controller {{{ */
8373 @interface SourcesController : CyteViewController <
8374     UITableViewDataSource,
8375     UITableViewDelegate
8376 > {
8377     _transient Database *database_;
8378     unsigned era_;
8379
8380     _H<UITableView, 2> list_;
8381     _H<NSMutableArray> sources_;
8382     int offset_;
8383
8384     _H<NSString> href_;
8385     _H<UIProgressHUD> hud_;
8386     _H<NSError> error_;
8387
8388     NSURLConnection *trivial_bz2_;
8389     NSURLConnection *trivial_gz_;
8390
8391     BOOL cydia_;
8392 }
8393
8394 - (id) initWithDatabase:(Database *)database;
8395 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8396
8397 @end
8398
8399 @implementation SourcesController
8400
8401 - (void) _releaseConnection:(NSURLConnection *)connection {
8402     if (connection != nil) {
8403         [connection cancel];
8404         //[connection setDelegate:nil];
8405         [connection release];
8406     }
8407 }
8408
8409 - (void) dealloc {
8410     [self _releaseConnection:trivial_gz_];
8411     [self _releaseConnection:trivial_bz2_];
8412
8413     [super dealloc];
8414 }
8415
8416 - (NSURL *) navigationURL {
8417     return [NSURL URLWithString:@"cydia://sources"];
8418 }
8419
8420 - (void) viewDidAppear:(BOOL)animated {
8421     [super viewDidAppear:animated];
8422     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8423 }
8424
8425 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8426     return 2;
8427 }
8428
8429 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8430     if (section == 1)
8431         return UCLocalize("INDIVIDUAL_SOURCES");
8432     return nil;
8433 }
8434
8435 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8436     switch (section) {
8437         case 0: return 1;
8438         case 1: return [sources_ count];
8439         default: return 0;
8440     }
8441 }
8442
8443 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8444 @synchronized (database_) {
8445     if ([database_ era] != era_)
8446         return nil;
8447     if ([indexPath section] != 1)
8448         return nil;
8449     NSUInteger index([indexPath row]);
8450     if (index >= [sources_ count])
8451         return nil;
8452     return [sources_ objectAtIndex:index];
8453 } }
8454
8455 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8456     static NSString *cellIdentifier = @"SourceCell";
8457
8458     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8459     if (cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8460     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8461
8462     Source *source([self sourceAtIndexPath:indexPath]);
8463     if (source == nil)
8464         [cell setAllSource];
8465     else
8466         [cell setSource:source];
8467
8468     return cell;
8469 }
8470
8471 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8472     SectionsController *controller([[[SectionsController alloc]
8473         initWithDatabase:database_
8474         source:[self sourceAtIndexPath:indexPath]
8475     ] autorelease]);
8476
8477     [controller setDelegate:delegate_];
8478     [[self navigationController] pushViewController:controller animated:YES];
8479 }
8480
8481 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8482     if ([indexPath section] != 1)
8483         return false;
8484     Source *source = [self sourceAtIndexPath:indexPath];
8485     return [source record] != nil;
8486 }
8487
8488 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8489     _assert([indexPath section] == 1);
8490     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8491         Source *source = [self sourceAtIndexPath:indexPath];
8492         if (source == nil) return;
8493
8494         [Sources_ removeObjectForKey:[source key]];
8495
8496         [delegate_ _saveConfig];
8497         [delegate_ reloadDataWithInvocation:nil];
8498     }
8499 }
8500
8501 - (void) tableView:(UITableView *)tableView didEndEditingRowAtIndexPath:(NSIndexPath *)indexPath {
8502     [self updateButtonsForEditingStatusAnimated:YES];
8503 }
8504
8505 - (void) complete {
8506     [delegate_ addTrivialSource:href_];
8507     href_ = nil;
8508
8509     [delegate_ syncData];
8510 }
8511
8512 - (NSString *) getWarning {
8513     NSString *href(href_);
8514     NSRange colon([href rangeOfString:@"://"]);
8515     if (colon.location != NSNotFound)
8516         href = [href substringFromIndex:(colon.location + 3)];
8517     href = [href stringByAddingPercentEscapes];
8518     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8519
8520     NSURL *url([NSURL URLWithString:href]);
8521
8522     NSStringEncoding encoding;
8523     NSError *error(nil);
8524
8525     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8526         return [warning length] == 0 ? nil : warning;
8527     return nil;
8528 }
8529
8530 - (void) _endConnection:(NSURLConnection *)connection {
8531     // XXX: the memory management in this method is horribly awkward
8532
8533     NSURLConnection **field = NULL;
8534     if (connection == trivial_bz2_)
8535         field = &trivial_bz2_;
8536     else if (connection == trivial_gz_)
8537         field = &trivial_gz_;
8538     _assert(field != NULL);
8539     [connection release];
8540     *field = nil;
8541
8542     if (
8543         trivial_bz2_ == nil &&
8544         trivial_gz_ == nil
8545     ) {
8546         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8547
8548         [delegate_ releaseNetworkActivityIndicator];
8549
8550         [delegate_ removeProgressHUD:hud_];
8551         hud_ = nil;
8552
8553         if (cydia_) {
8554             if (warning != nil) {
8555                 UIAlertView *alert = [[[UIAlertView alloc]
8556                     initWithTitle:UCLocalize("SOURCE_WARNING")
8557                     message:warning
8558                     delegate:self
8559                     cancelButtonTitle:UCLocalize("CANCEL")
8560                     otherButtonTitles:
8561                         UCLocalize("ADD_ANYWAY"),
8562                     nil
8563                 ] autorelease];
8564
8565                 [alert setContext:@"warning"];
8566                 [alert setNumberOfRows:1];
8567                 [alert show];
8568
8569                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8570                 error_ = nil;
8571                 return;
8572             }
8573
8574             [self complete];
8575         } else if (error_ != nil) {
8576             UIAlertView *alert = [[[UIAlertView alloc]
8577                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8578                 message:[error_ localizedDescription]
8579                 delegate:self
8580                 cancelButtonTitle:UCLocalize("OK")
8581                 otherButtonTitles:nil
8582             ] autorelease];
8583
8584             [alert setContext:@"urlerror"];
8585             [alert show];
8586
8587             href_ = nil;
8588         } else {
8589             UIAlertView *alert = [[[UIAlertView alloc]
8590                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8591                 message:UCLocalize("NOT_REPOSITORY_EX")
8592                 delegate:self
8593                 cancelButtonTitle:UCLocalize("OK")
8594                 otherButtonTitles:nil
8595             ] autorelease];
8596
8597             [alert setContext:@"trivial"];
8598             [alert show];
8599
8600             href_ = nil;
8601         }
8602
8603         error_ = nil;
8604     }
8605 }
8606
8607 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8608     switch ([response statusCode]) {
8609         case 200:
8610             cydia_ = YES;
8611     }
8612 }
8613
8614 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8615     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8616     error_ = error;
8617     [self _endConnection:connection];
8618 }
8619
8620 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8621     [self _endConnection:connection];
8622 }
8623
8624 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8625     NSURL *url([NSURL URLWithString:href]);
8626
8627     NSMutableURLRequest *request = [NSMutableURLRequest
8628         requestWithURL:url
8629         cachePolicy:NSURLRequestUseProtocolCachePolicy
8630         timeoutInterval:10
8631     ];
8632
8633     [request setHTTPMethod:method];
8634
8635     if (Machine_ != NULL)
8636         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8637
8638     if (UniqueID_ != nil)
8639         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8640
8641     if ([url isCydiaSecure]) {
8642         if (UniqueID_ != nil)
8643             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8644     }
8645
8646     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8647 }
8648
8649 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8650     NSString *context([alert context]);
8651
8652     if ([context isEqualToString:@"source"]) {
8653         switch (button) {
8654             case 1: {
8655                 NSString *href = [[alert textField] text];
8656                 href = VerifySource(href);
8657                 if (href == nil)
8658                     break;
8659                 href_ = href;
8660
8661                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8662                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8663
8664                 cydia_ = false;
8665
8666                 // XXX: this is stupid
8667                 hud_ = [delegate_ addProgressHUD];
8668                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8669                 [delegate_ retainNetworkActivityIndicator];
8670             } break;
8671
8672             case 0:
8673             break;
8674
8675             _nodefault
8676         }
8677
8678         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8679     } else if ([context isEqualToString:@"trivial"])
8680         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8681     else if ([context isEqualToString:@"urlerror"])
8682         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8683     else if ([context isEqualToString:@"warning"]) {
8684         switch (button) {
8685             case 1:
8686                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8687             break;
8688
8689             case 0:
8690             break;
8691
8692             _nodefault
8693         }
8694
8695         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8696     }
8697 }
8698
8699 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8700     BOOL editing([list_ isEditing]);
8701
8702     if (editing)
8703         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8704             initWithTitle:UCLocalize("ADD")
8705             style:UIBarButtonItemStylePlain
8706             target:self
8707             action:@selector(addButtonClicked)
8708         ] autorelease] animated:animated];
8709     else if ([delegate_ updating])
8710         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8711             initWithTitle:UCLocalize("CANCEL")
8712             style:UIBarButtonItemStyleDone
8713             target:self
8714             action:@selector(cancelButtonClicked)
8715         ] autorelease] animated:animated];
8716     else
8717         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8718             initWithTitle:UCLocalize("REFRESH")
8719             style:UIBarButtonItemStylePlain
8720             target:self
8721             action:@selector(refreshButtonClicked)
8722         ] autorelease] animated:animated];
8723
8724     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8725         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8726         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8727         target:self
8728         action:@selector(editButtonClicked)
8729     ] autorelease] animated:animated];
8730 }
8731
8732 - (void) loadView {
8733     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8734     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8735     [list_ setRowHeight:53];
8736     [(UITableView *) list_ setDataSource:self];
8737     [list_ setDelegate:self];
8738     [self setView:list_];
8739 }
8740
8741 - (void) viewDidLoad {
8742     [super viewDidLoad];
8743
8744     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8745     [self updateButtonsForEditingStatusAnimated:NO];
8746 }
8747
8748 - (void) viewWillAppear:(BOOL)animated {
8749     [super viewWillAppear:animated];
8750
8751     [list_ setEditing:NO];
8752     [self updateButtonsForEditingStatusAnimated:NO];
8753 }
8754
8755 - (void) releaseSubviews {
8756     list_ = nil;
8757
8758     sources_ = nil;
8759
8760     [super releaseSubviews];
8761 }
8762
8763 - (id) initWithDatabase:(Database *)database {
8764     if ((self = [super init]) != nil) {
8765         database_ = database;
8766     } return self;
8767 }
8768
8769 - (void) reloadData {
8770     [super reloadData];
8771     [self updateButtonsForEditingStatusAnimated:YES];
8772
8773 @synchronized (database_) {
8774     era_ = [database_ era];
8775
8776     sources_ = [NSMutableArray arrayWithCapacity:16];
8777     [sources_ addObjectsFromArray:[database_ sources]];
8778     _trace();
8779     [sources_ sortUsingSelector:@selector(compareByName:)];
8780     _trace();
8781
8782     int count([sources_ count]);
8783     offset_ = 0;
8784     for (int i = 0; i != count; i++) {
8785         if ([[sources_ objectAtIndex:i] record] == nil)
8786             break;
8787         offset_++;
8788     }
8789
8790     [list_ reloadData];
8791 } }
8792
8793 - (void) showAddSourcePrompt {
8794     UIAlertView *alert = [[[UIAlertView alloc]
8795         initWithTitle:UCLocalize("ENTER_APT_URL")
8796         message:nil
8797         delegate:self
8798         cancelButtonTitle:UCLocalize("CANCEL")
8799         otherButtonTitles:
8800             UCLocalize("ADD_SOURCE"),
8801         nil
8802     ] autorelease];
8803
8804     [alert setContext:@"source"];
8805
8806     [alert setNumberOfRows:1];
8807     [alert addTextFieldWithValue:@"http://" label:@""];
8808
8809     UITextInputTraits *traits = [[alert textField] textInputTraits];
8810     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8811     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8812     [traits setKeyboardType:UIKeyboardTypeURL];
8813     // XXX: UIReturnKeyDone
8814     [traits setReturnKeyType:UIReturnKeyNext];
8815
8816     [alert show];
8817 }
8818
8819 - (void) addButtonClicked {
8820     [self showAddSourcePrompt];
8821 }
8822
8823 - (void) refreshButtonClicked {
8824     if ([delegate_ requestUpdate])
8825         [self updateButtonsForEditingStatusAnimated:YES];
8826 }
8827
8828 - (void) cancelButtonClicked {
8829     [delegate_ cancelUpdate];
8830 }
8831
8832 - (void) editButtonClicked {
8833     [list_ setEditing:![list_ isEditing] animated:YES];
8834     [self updateButtonsForEditingStatusAnimated:YES];
8835 }
8836
8837 @end
8838 /* }}} */
8839
8840 /* Stash Controller {{{ */
8841 @interface StashController : CyteViewController {
8842     _H<UIActivityIndicatorView> spinner_;
8843     _H<UILabel> status_;
8844     _H<UILabel> caption_;
8845 }
8846
8847 @end
8848
8849 @implementation StashController
8850
8851 - (void) loadView {
8852     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8853     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8854     [self setView:view];
8855
8856     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8857
8858     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8859     CGRect spinrect = [spinner_ frame];
8860     spinrect.origin.x = Retina([[self view] frame].size.width / 2 - spinrect.size.width / 2);
8861     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8862     [spinner_ setFrame:spinrect];
8863     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8864     [view addSubview:spinner_];
8865     [spinner_ startAnimating];
8866
8867     CGRect captrect;
8868     captrect.size.width = [[self view] frame].size.width;
8869     captrect.size.height = 40.0f;
8870     captrect.origin.x = 0;
8871     captrect.origin.y = Retina([[self view] frame].size.height / 2 - captrect.size.height * 2);
8872     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8873     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8874     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8875     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8876     [caption_ setTextColor:[UIColor whiteColor]];
8877     [caption_ setBackgroundColor:[UIColor clearColor]];
8878     [caption_ setShadowColor:[UIColor blackColor]];
8879     [caption_ setTextAlignment:NSTextAlignmentCenter];
8880     [view addSubview:caption_];
8881
8882     CGRect statusrect;
8883     statusrect.size.width = [[self view] frame].size.width;
8884     statusrect.size.height = 30.0f;
8885     statusrect.origin.x = 0;
8886     statusrect.origin.y = Retina([[self view] frame].size.height / 2 - statusrect.size.height);
8887     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8888     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8889     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8890     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8891     [status_ setTextColor:[UIColor whiteColor]];
8892     [status_ setBackgroundColor:[UIColor clearColor]];
8893     [status_ setShadowColor:[UIColor blackColor]];
8894     [status_ setTextAlignment:NSTextAlignmentCenter];
8895     [view addSubview:status_];
8896 }
8897
8898 - (void) releaseSubviews {
8899     spinner_ = nil;
8900     status_ = nil;
8901     caption_ = nil;
8902
8903     [super releaseSubviews];
8904 }
8905
8906 @end
8907 /* }}} */
8908
8909 @interface CYURLCache : SDURLCache {
8910 }
8911
8912 @end
8913
8914 @implementation CYURLCache
8915
8916 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8917 #if !ForRelease
8918     if (false);
8919     else if ([event isEqualToString:@"no-cache"])
8920         event = @"!!!";
8921     else if ([event isEqualToString:@"store"])
8922         event = @">>>";
8923     else if ([event isEqualToString:@"invalid"])
8924         event = @"???";
8925     else if ([event isEqualToString:@"memory"])
8926         event = @"mem";
8927     else if ([event isEqualToString:@"disk"])
8928         event = @"ssd";
8929     else if ([event isEqualToString:@"miss"])
8930         event = @"---";
8931
8932     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8933 #endif
8934 }
8935
8936 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8937     if (NSURLResponse *response = [cached response])
8938         if (NSString *mime = [response MIMEType])
8939             if ([mime isEqualToString:@"text/cache-manifest"]) {
8940                 NSURL *url([response URL]);
8941
8942 #if !ForRelease
8943                 NSLog(@"###: %@", [url absoluteString]);
8944 #endif
8945
8946                 @synchronized (HostConfig_) {
8947                     [CachedURLs_ addObject:url];
8948                 }
8949             }
8950
8951     [super storeCachedResponse:cached forRequest:request];
8952 }
8953
8954 - (void) createDiskCachePath {
8955     [super createDiskCachePath];
8956 }
8957
8958 @end
8959
8960 @interface Cydia : UIApplication <
8961     ConfirmationControllerDelegate,
8962     DatabaseDelegate,
8963     CydiaDelegate
8964 > {
8965     _H<UIWindow> window_;
8966     _H<CydiaTabBarController> tabbar_;
8967     _H<CyteTabBarController> emulated_;
8968     _H<AppCacheController> appcache_;
8969
8970     _H<NSMutableArray> essential_;
8971     _H<NSMutableArray> broken_;
8972
8973     Database *database_;
8974
8975     _H<NSURL> starturl_;
8976
8977     unsigned locked_;
8978     unsigned activity_;
8979
8980     _H<StashController> stash_;
8981
8982     bool loaded_;
8983 }
8984
8985 - (void) loadData;
8986
8987 @end
8988
8989 @implementation Cydia
8990
8991 - (void) lockSuspend {
8992     if (locked_++ == 0) {
8993         if ($SBSSetInterceptsMenuButtonForever != NULL)
8994             (*$SBSSetInterceptsMenuButtonForever)(true);
8995
8996         [self setIdleTimerDisabled:YES];
8997     }
8998 }
8999
9000 - (void) unlockSuspend {
9001     if (--locked_ == 0) {
9002         [self setIdleTimerDisabled:NO];
9003
9004         if ($SBSSetInterceptsMenuButtonForever != NULL)
9005             (*$SBSSetInterceptsMenuButtonForever)(false);
9006     }
9007 }
9008
9009 - (void) beginUpdate {
9010     [tabbar_ beginUpdate];
9011 }
9012
9013 - (void) cancelUpdate {
9014     [tabbar_ cancelUpdate];
9015 }
9016
9017 - (bool) requestUpdate {
9018     if (IsReachable("cydia.saurik.com")) {
9019         [self beginUpdate];
9020         return true;
9021     } else {
9022         UIAlertView *alert = [[[UIAlertView alloc]
9023             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
9024             message:@"Host Unreachable" // XXX: Localize
9025             delegate:self
9026             cancelButtonTitle:UCLocalize("OK")
9027             otherButtonTitles:nil
9028         ] autorelease];
9029
9030         [alert setContext:@"norefresh"];
9031         [alert show];
9032
9033         return false;
9034     }
9035 }
9036
9037 - (BOOL) updating {
9038     return [tabbar_ updating];
9039 }
9040
9041 - (void) _loaded {
9042     if ([broken_ count] != 0) {
9043         int count = [broken_ count];
9044
9045         UIAlertView *alert = [[[UIAlertView alloc]
9046             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9047             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9048             delegate:self
9049             cancelButtonTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("FORCIBLY_CLEAR"), UCLocalize("UNSAFE")]
9050             otherButtonTitles:
9051                 UCLocalize("TEMPORARY_IGNORE"),
9052             nil
9053         ] autorelease];
9054
9055         [alert setContext:@"fixhalf"];
9056         [alert setNumberOfRows:2];
9057         [alert show];
9058     } else if (!Ignored_ && [essential_ count] != 0) {
9059         int count = [essential_ count];
9060
9061         UIAlertView *alert = [[[UIAlertView alloc]
9062             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9063             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9064             delegate:self
9065             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9066             otherButtonTitles:
9067                 UCLocalize("UPGRADE_ESSENTIAL"),
9068                 UCLocalize("COMPLETE_UPGRADE"),
9069             nil
9070         ] autorelease];
9071
9072         [alert setContext:@"upgrade"];
9073         [alert show];
9074     }
9075 }
9076
9077 - (void) returnToCydia {
9078     [self _loaded];
9079 }
9080
9081 - (void) reloadSpringBoard {
9082     if (kCFCoreFoundationVersionNumber >= 700) // XXX: iOS 6.x
9083         system("/bin/launchctl stop com.apple.backboardd");
9084     else
9085         system("/bin/launchctl stop com.apple.SpringBoard");
9086     sleep(15);
9087     system("/usr/bin/killall backboardd SpringBoard");
9088 }
9089
9090 - (void) _saveConfig {
9091     SaveConfig(database_);
9092 }
9093
9094 // Navigation controller for the queuing badge.
9095 - (UINavigationController *) queueNavigationController {
9096     NSArray *controllers = [tabbar_ viewControllers];
9097     return [controllers objectAtIndex:3];
9098 }
9099
9100 - (void) unloadData {
9101     [tabbar_ unloadData];
9102 }
9103
9104 - (void) _updateData {
9105     [self _saveConfig];
9106     [self unloadData];
9107
9108     UINavigationController *navigation = [self queueNavigationController];
9109
9110     id queuedelegate = nil;
9111     if ([[navigation viewControllers] count] > 0)
9112         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9113
9114     [queuedelegate queueStatusDidChange];
9115     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9116 }
9117
9118 - (void) _refreshIfPossible {
9119     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9120
9121     NSDate *update([[NSDictionary dictionaryWithContentsOfFile:@ CacheState_] objectForKey:@"LastUpdate"]);
9122
9123     bool recently = false;
9124     if (update != nil) {
9125         NSTimeInterval interval([update timeIntervalSinceNow]);
9126         if (interval > -(15*60))
9127             recently = true;
9128     }
9129
9130     // Don't automatic refresh if:
9131     //  - We already refreshed recently.
9132     //  - We already auto-refreshed this launch.
9133     //  - Auto-refresh is disabled.
9134     //  - Cydia's server is not reachable
9135     if (recently || loaded_ || ManualRefresh || !IsReachable("cydia.saurik.com")) {
9136         // If we are cancelling, we need to make sure it knows it's already loaded.
9137         loaded_ = true;
9138
9139         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9140     } else {
9141         // We are going to load, so remember that.
9142         loaded_ = true;
9143
9144         [tabbar_ performSelectorOnMainThread:@selector(beginUpdate) withObject:nil waitUntilDone:NO];
9145     }
9146
9147     [pool release];
9148 }
9149
9150 - (void) refreshIfPossible {
9151     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible) toTarget:self withObject:nil];
9152 }
9153
9154 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9155 _profile(reloadDataWithInvocation)
9156 @synchronized (self) {
9157     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9158     if (hud != nil)
9159         [hud setText:UCLocalize("RELOADING_DATA")];
9160
9161     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9162
9163     size_t changes(0);
9164
9165     [essential_ removeAllObjects];
9166     [broken_ removeAllObjects];
9167
9168     _profile(reloadDataWithInvocation$Essential)
9169     NSArray *packages([database_ packages]);
9170     for (Package *package in packages) {
9171         if ([package half])
9172             [broken_ addObject:package];
9173         if ([package upgradableAndEssential:YES] && ![package ignored]) {
9174             if ([package essential] && [package installed] != nil)
9175                 [essential_ addObject:package];
9176             ++changes;
9177         }
9178     }
9179     _end
9180
9181     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9182     if (changes != 0) {
9183         _trace();
9184         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9185         [changesItem setBadgeValue:badge];
9186         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9187         [self setApplicationIconBadgeNumber:changes];
9188     } else {
9189         _trace();
9190         [changesItem setBadgeValue:nil];
9191         [changesItem setAnimatedBadge:NO];
9192         [self setApplicationIconBadgeNumber:0];
9193     }
9194
9195     Queuing_ = false;
9196     [self _updateData];
9197
9198     if (hud != nil)
9199         [self removeProgressHUD:hud];
9200 }
9201 _end
9202
9203     PrintTimes();
9204 }
9205
9206 - (void) updateData {
9207     [self _updateData];
9208 }
9209
9210 - (void) updateDataAndLoad {
9211     [self _updateData];
9212     if ([database_ progressDelegate] == nil)
9213         [self _loaded];
9214 }
9215
9216 - (void) update_ {
9217     [database_ update];
9218     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9219 }
9220
9221 - (void) disemulate {
9222     if (emulated_ == nil)
9223         return;
9224
9225     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9226         [window_ setRootViewController:tabbar_];
9227     else {
9228         [window_ addSubview:[tabbar_ view]];
9229         [[emulated_ view] removeFromSuperview];
9230     }
9231
9232     emulated_ = nil;
9233     [window_ setUserInteractionEnabled:YES];
9234 }
9235
9236 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9237     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9238
9239     UIViewController *parent;
9240     if (emulated_ == nil)
9241         parent = tabbar_;
9242     else if (!force)
9243         parent = emulated_;
9244     else {
9245         [self disemulate];
9246         parent = tabbar_;
9247     }
9248
9249     if (IsWildcat_)
9250         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9251     [parent presentModalViewController:navigation animated:YES];
9252 }
9253
9254 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9255     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9256
9257     if (navigation != nil)
9258         [navigation pushViewController:progress animated:YES];
9259     else
9260         [self presentModalViewController:progress force:YES];
9261
9262     [progress invoke:invocation withTitle:title];
9263     return progress;
9264 }
9265
9266 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9267     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9268 }
9269
9270 - (void) repairWithInvocation:(NSInvocation *)invocation {
9271     _trace();
9272     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9273     _trace();
9274 }
9275
9276 - (void) repairWithSelector:(SEL)selector {
9277     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9278 }
9279
9280 - (void) reloadData {
9281     [self reloadDataWithInvocation:nil];
9282     if ([database_ progressDelegate] == nil)
9283         [self _loaded];
9284 }
9285
9286 - (void) syncData {
9287     [self _saveConfig];
9288     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9289 }
9290
9291 - (void) addSource:(NSDictionary *) source {
9292     CydiaAddSource(source);
9293 }
9294
9295 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9296     CydiaAddSource(href, distribution, sections);
9297 }
9298
9299 // XXX: this method should not return anything
9300 - (BOOL) addTrivialSource:(NSString *)href {
9301     CydiaAddSource(href, @"./");
9302     return YES;
9303 }
9304
9305 - (void) resolve {
9306     pkgProblemResolver *resolver = [database_ resolver];
9307
9308     resolver->InstallProtect();
9309     if (!resolver->Resolve(true))
9310         _error->Discard();
9311 }
9312
9313 - (bool) perform {
9314     // XXX: this is a really crappy way of doing this.
9315     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9316     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9317     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9318     if ([tabbar_ updating])
9319         [tabbar_ cancelUpdate];
9320
9321     if (![database_ prepare])
9322         return false;
9323
9324     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9325     [page setDelegate:self];
9326     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9327
9328     if (IsWildcat_)
9329         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9330     [tabbar_ presentModalViewController:confirm_ animated:YES];
9331
9332     return true;
9333 }
9334
9335 - (void) queue {
9336     @synchronized (self) {
9337         [self perform];
9338     }
9339 }
9340
9341 - (void) clearPackage:(Package *)package {
9342     @synchronized (self) {
9343         [package clear];
9344         [self resolve];
9345         [self perform];
9346     }
9347 }
9348
9349 - (void) installPackages:(NSArray *)packages {
9350     @synchronized (self) {
9351         for (Package *package in packages)
9352             [package install];
9353         [self resolve];
9354         [self perform];
9355     }
9356 }
9357
9358 - (void) installPackage:(Package *)package {
9359     @synchronized (self) {
9360         [package install];
9361         [self resolve];
9362         [self perform];
9363     }
9364 }
9365
9366 - (void) removePackage:(Package *)package {
9367     @synchronized (self) {
9368         [package remove];
9369         [self resolve];
9370         [self perform];
9371     }
9372 }
9373
9374 - (void) distUpgrade {
9375     @synchronized (self) {
9376         if (![database_ upgrade])
9377             return;
9378         [self perform];
9379     }
9380 }
9381
9382 - (void) _uicache {
9383     _trace();
9384     system("/usr/bin/uicache");
9385     _trace();
9386 }
9387
9388 - (void) uicache {
9389     UIProgressHUD *hud([self addProgressHUD]);
9390     [hud setText:UCLocalize("LOADING")];
9391     [self yieldToSelector:@selector(_uicache)];
9392     [self removeProgressHUD:hud];
9393 }
9394
9395 - (void) perform_ {
9396     [database_ perform];
9397     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9398     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9399 }
9400
9401 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9402     Queuing_ = false;
9403     [self lockSuspend];
9404     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9405     [self unlockSuspend];
9406 }
9407
9408 - (void) retainNetworkActivityIndicator {
9409     if (activity_++ == 0)
9410         [self setNetworkActivityIndicatorVisible:YES];
9411
9412 #if TraceLogging
9413     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9414 #endif
9415 }
9416
9417 - (void) releaseNetworkActivityIndicator {
9418     if (--activity_ == 0)
9419         [self setNetworkActivityIndicatorVisible:NO];
9420
9421 #if TraceLogging
9422     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9423 #endif
9424
9425 }
9426
9427 - (void) cancelAndClear:(bool)clear {
9428     @synchronized (self) {
9429         if (clear) {
9430             [database_ clear];
9431             Queuing_ = false;
9432         } else {
9433             Queuing_ = true;
9434         }
9435
9436         [self _updateData];
9437     }
9438 }
9439
9440 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9441     NSString *context([alert context]);
9442
9443     if ([context isEqualToString:@"conffile"]) {
9444         FILE *input = [database_ input];
9445         if (button == [alert cancelButtonIndex])
9446             fprintf(input, "N\n");
9447         else if (button == [alert firstOtherButtonIndex])
9448             fprintf(input, "Y\n");
9449         fflush(input);
9450
9451         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9452     } else if ([context isEqualToString:@"fixhalf"]) {
9453         if (button == [alert cancelButtonIndex]) {
9454             @synchronized (self) {
9455                 for (Package *broken in (id) broken_) {
9456                     [broken remove];
9457                     NSString *id(ShellEscape([broken id]));
9458                     system([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /bin/rm -f"
9459                         " /var/lib/dpkg/info/%@.prerm"
9460                         " /var/lib/dpkg/info/%@.postrm"
9461                         " /var/lib/dpkg/info/%@.preinst"
9462                         " /var/lib/dpkg/info/%@.postinst"
9463                         " /var/lib/dpkg/info/%@.extrainst_"
9464                     "", id, id, id, id, id] UTF8String]);
9465                 }
9466
9467                 [self resolve];
9468                 [self perform];
9469             }
9470         } else if (button == [alert firstOtherButtonIndex]) {
9471             [broken_ removeAllObjects];
9472             [self _loaded];
9473         }
9474
9475         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9476     } else if ([context isEqualToString:@"upgrade"]) {
9477         if (button == [alert firstOtherButtonIndex]) {
9478             @synchronized (self) {
9479                 for (Package *essential in (id) essential_)
9480                     [essential install];
9481
9482                 [self resolve];
9483                 [self perform];
9484             }
9485         } else if (button == [alert firstOtherButtonIndex] + 1) {
9486             [self distUpgrade];
9487         } else if (button == [alert cancelButtonIndex]) {
9488             Ignored_ = YES;
9489         }
9490
9491         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9492     }
9493 }
9494
9495 - (void) system:(NSString *)command {
9496     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9497
9498     _trace();
9499     system([command UTF8String]);
9500     _trace();
9501
9502     [pool release];
9503 }
9504
9505 - (void) applicationWillSuspend {
9506     [database_ clean];
9507     [super applicationWillSuspend];
9508 }
9509
9510 - (BOOL) isSafeToSuspend {
9511     if (locked_ != 0) {
9512 #if !ForRelease
9513         NSLog(@"isSafeToSuspend: locked_ != 0");
9514 #endif
9515         return false;
9516     }
9517
9518     if ([tabbar_ modalViewController] != nil)
9519         return false;
9520
9521     // Use external process status API internally.
9522     // This is probably a really bad idea.
9523     // XXX: what is the point of this? does this solve anything at all?
9524     uint64_t status = 0;
9525     int notify_token;
9526     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9527         notify_get_state(notify_token, &status);
9528         notify_cancel(notify_token);
9529     }
9530
9531     if (status != 0) {
9532 #if !ForRelease
9533         NSLog(@"isSafeToSuspend: status != 0");
9534 #endif
9535         return false;
9536     }
9537
9538 #if !ForRelease
9539     NSLog(@"isSafeToSuspend: -> true");
9540 #endif
9541     return true;
9542 }
9543
9544 - (void) suspendReturningToLastApp:(BOOL)returning {
9545     if ([self isSafeToSuspend])
9546         [super suspendReturningToLastApp:returning];
9547 }
9548
9549 - (void) suspend {
9550     if ([self isSafeToSuspend])
9551         [super suspend];
9552 }
9553
9554 - (void) applicationSuspend {
9555     if ([self isSafeToSuspend])
9556         [super applicationSuspend];
9557 }
9558
9559 - (void) applicationSuspend:(__GSEvent *)event {
9560     if ([self isSafeToSuspend])
9561         [super applicationSuspend:event];
9562 }
9563
9564 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9565     if ([self isSafeToSuspend])
9566         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9567 }
9568
9569 - (void) _setSuspended:(BOOL)value {
9570     if ([self isSafeToSuspend])
9571         [super _setSuspended:value];
9572 }
9573
9574 - (UIProgressHUD *) addProgressHUD {
9575     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9576     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9577
9578     [window_ setUserInteractionEnabled:NO];
9579
9580     UIViewController *target(tabbar_);
9581     if (UIViewController *modal = [target modalViewController])
9582         target = modal;
9583
9584     [hud showInView:[target view]];
9585
9586     [self lockSuspend];
9587     return hud;
9588 }
9589
9590 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9591     [self unlockSuspend];
9592     [hud hide];
9593     [hud removeFromSuperview];
9594     [window_ setUserInteractionEnabled:YES];
9595 }
9596
9597 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9598     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9599 }
9600
9601 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9602     NSString *scheme([[url scheme] lowercaseString]);
9603     if ([[url absoluteString] length] <= [scheme length] + 3)
9604         return nil;
9605     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9606     NSArray *components([path componentsSeparatedByString:@"/"]);
9607
9608     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9609         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9610         if (controller != nil)
9611             [controller setDelegate:self];
9612         return controller;
9613     }
9614
9615     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9616         return nil;
9617
9618     NSString *base([components objectAtIndex:0]);
9619
9620     CyteViewController *controller = nil;
9621
9622     if ([base isEqualToString:@"url"]) {
9623         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9624         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9625         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9626     } else if (!external && [components count] == 1) {
9627         if ([base isEqualToString:@"sources"]) {
9628             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9629         }
9630
9631         if ([base isEqualToString:@"home"]) {
9632             controller = [[[HomeController alloc] init] autorelease];
9633         }
9634
9635         if ([base isEqualToString:@"sections"]) {
9636             controller = [[[SectionsController alloc] initWithDatabase:database_ source:nil] autorelease];
9637         }
9638
9639         if ([base isEqualToString:@"search"]) {
9640             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9641         }
9642
9643         if ([base isEqualToString:@"changes"]) {
9644             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9645         }
9646
9647         if ([base isEqualToString:@"installed"]) {
9648             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9649         }
9650     } else if ([components count] == 2) {
9651         NSString *argument = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9652
9653         if ([base isEqualToString:@"package"]) {
9654             controller = [self pageForPackage:argument withReferrer:referrer];
9655         }
9656
9657         if (!external && [base isEqualToString:@"search"]) {
9658             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9659         }
9660
9661         if (!external && [base isEqualToString:@"sections"]) {
9662             if ([argument isEqualToString:@"all"] || [argument isEqualToString:@"*"])
9663                 argument = nil;
9664             controller = [[[SectionController alloc] initWithDatabase:database_ source:nil section:argument] autorelease];
9665         }
9666
9667         if ([base isEqualToString:@"sources"]) {
9668             if ([argument isEqualToString:@"add"]) {
9669                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9670                 [(SourcesController *)controller showAddSourcePrompt];
9671             } else {
9672                 Source *source([database_ sourceWithKey:argument]);
9673                 controller = [[[SectionsController alloc] initWithDatabase:database_ source:source] autorelease];
9674             }
9675         }
9676
9677         if (!external && [base isEqualToString:@"launch"]) {
9678             [self launchApplicationWithIdentifier:argument suspended:NO];
9679             return nil;
9680         }
9681     } else if (!external && [components count] == 3) {
9682         NSString *arg1 = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9683         NSString *arg2 = [[components objectAtIndex:2] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9684
9685         if ([base isEqualToString:@"package"]) {
9686             if ([arg2 isEqualToString:@"settings"]) {
9687                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9688             } else if ([arg2 isEqualToString:@"files"]) {
9689                 if (Package *package = [database_ packageWithName:arg1]) {
9690                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9691                     [(FileTable *)controller setPackage:package];
9692                 }
9693             }
9694         }
9695
9696         if ([base isEqualToString:@"sections"]) {
9697             Source *source([arg1 isEqualToString:@"*"] ? nil : [database_ sourceWithKey:arg1]);
9698             NSString *section([arg2 isEqualToString:@"*"] ? nil : arg2);
9699             controller = [[[SectionController alloc] initWithDatabase:database_ source:source section:section] autorelease];
9700         }
9701     }
9702
9703     [controller setDelegate:self];
9704     return controller;
9705 }
9706
9707 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9708     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
9709
9710     if (page != nil)
9711         [tabbar_ setUnselectedViewController:page];
9712
9713     return page != nil;
9714 }
9715
9716 - (void) applicationOpenURL:(NSURL *)url {
9717     [super applicationOpenURL:url];
9718
9719     if (!loaded_)
9720         starturl_ = url;
9721     else
9722         [self openCydiaURL:url forExternal:YES];
9723 }
9724
9725 - (void) applicationWillResignActive:(UIApplication *)application {
9726     // Stop refreshing if you get a phone call or lock the device.
9727     if ([tabbar_ updating])
9728         [tabbar_ cancelUpdate];
9729
9730     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9731         [super applicationWillResignActive:application];
9732 }
9733
9734 - (void) saveState {
9735     [[NSDictionary dictionaryWithObjectsAndKeys:
9736         @"InterfaceState", [tabbar_ navigationURLCollection],
9737         @"LastClosed", [NSDate date],
9738         @"InterfaceIndex", [NSNumber numberWithInt:[tabbar_ selectedIndex]],
9739     nil] writeToFile:@ SavedState_ atomically:YES];
9740
9741     [self _saveConfig];
9742 }
9743
9744 - (void) applicationWillTerminate:(UIApplication *)application {
9745     [self saveState];
9746 }
9747
9748 - (void) applicationDidEnterBackground:(UIApplication *)application {
9749     if (kCFCoreFoundationVersionNumber < 1000 && [self isSafeToSuspend])
9750         return [self terminateWithSuccess];
9751     Backgrounded_ = [NSDate date];
9752     [self saveState];
9753 }
9754
9755 - (void) applicationWillEnterForeground:(UIApplication *)application {
9756     if (Backgrounded_ == nil)
9757         return;
9758
9759     NSTimeInterval interval([Backgrounded_ timeIntervalSinceNow]);
9760
9761     if (interval <= -(30*60)) {
9762         [tabbar_ setSelectedIndex:0];
9763         [[[tabbar_ viewControllers] objectAtIndex:0] popToRootViewControllerAnimated:NO];
9764     }
9765
9766     if (interval <= -(15*60)) {
9767         if (IsReachable("cydia.saurik.com")) {
9768             [tabbar_ beginUpdate];
9769             [appcache_ reloadURLWithCache:YES];
9770         }
9771     }
9772
9773     if ([database_ delocked])
9774         [self reloadData];
9775 }
9776
9777 - (void) setConfigurationData:(NSString *)data {
9778     static RegEx conffile_r("'(.*)' '(.*)' ([01]) ([01])");
9779
9780     if (!conffile_r(data)) {
9781         lprintf("E:invalid conffile\n");
9782         return;
9783     }
9784
9785     NSString *ofile = conffile_r[1];
9786     //NSString *nfile = conffile_r[2];
9787
9788     UIAlertView *alert = [[[UIAlertView alloc]
9789         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9790         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9791         delegate:self
9792         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9793         otherButtonTitles:
9794             UCLocalize("ACCEPT_NEW_COPY"),
9795             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9796         nil
9797     ] autorelease];
9798
9799     [alert setContext:@"conffile"];
9800     [alert setNumberOfRows:2];
9801     [alert show];
9802 }
9803
9804 - (void) addStashController {
9805     [self lockSuspend];
9806     stash_ = [[[StashController alloc] init] autorelease];
9807     [window_ addSubview:[stash_ view]];
9808 }
9809
9810 - (void) removeStashController {
9811     [[stash_ view] removeFromSuperview];
9812     stash_ = nil;
9813     [self unlockSuspend];
9814 }
9815
9816 - (void) stash {
9817     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9818     UpdateExternalStatus(1);
9819     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/cydo /usr/libexec/cydia/free.sh"];
9820     UpdateExternalStatus(0);
9821
9822     [self removeStashController];
9823     [self reloadSpringBoard];
9824 }
9825
9826 - (void) setupViewControllers {
9827     tabbar_ = [[[CydiaTabBarController alloc] initWithDatabase:database_] autorelease];
9828
9829     NSMutableArray *items;
9830     if (kCFCoreFoundationVersionNumber < 800) {
9831         items = [NSMutableArray arrayWithObjects:
9832             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home.png"] tag:0] autorelease],
9833             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install.png"] tag:0] autorelease],
9834             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes.png"] tag:0] autorelease],
9835             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage.png"] tag:0] autorelease],
9836             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search.png"] tag:0] autorelease],
9837         nil];
9838     } else {
9839         items = [NSMutableArray arrayWithObjects:
9840             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home7.png"] selectedImage:[UIImage imageNamed:@"home7s.png"]] autorelease],
9841             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install7.png"] selectedImage:[UIImage imageNamed:@"install7s.png"]] autorelease],
9842             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes7.png"] selectedImage:[UIImage imageNamed:@"changes7s.png"]] autorelease],
9843             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage7.png"] selectedImage:[UIImage imageNamed:@"manage7s.png"]] autorelease],
9844             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search7.png"] selectedImage:[UIImage imageNamed:@"search7s.png"]] autorelease],
9845         nil];
9846     }
9847
9848     NSMutableArray *controllers([NSMutableArray array]);
9849     for (UITabBarItem *item in items) {
9850         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9851         [controller setTabBarItem:item];
9852         [controllers addObject:controller];
9853     }
9854     [tabbar_ setViewControllers:controllers];
9855
9856     [tabbar_ setUpdateDelegate:self];
9857 }
9858
9859 - (void) _sendMemoryWarningNotification {
9860     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
9861         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
9862     else
9863         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9864 }
9865
9866 - (void) _sendMemoryWarningNotifications {
9867     while (true) {
9868         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9869         sleep(2);
9870         //usleep(2000000);
9871     }
9872 }
9873
9874 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
9875     NSLog(@"--");
9876     [[NSURLCache sharedURLCache] removeAllCachedResponses];
9877 }
9878
9879 - (void) applicationDidFinishLaunching:(id)unused {
9880     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9881
9882 _trace();
9883     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9884         [self setApplicationSupportsShakeToEdit:NO];
9885
9886     @synchronized (HostConfig_) {
9887         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9888     }
9889
9890     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9891         initWithMemoryCapacity:524288
9892         diskCapacity:10485760
9893         diskPath:Cache("SDURLCache")
9894     ] autorelease]];
9895
9896     [CydiaWebViewController _initialize];
9897
9898     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9899
9900     // this would disallow http{,s} URLs from accessing this data
9901     //[WebView registerURLSchemeAsLocal:@"cydia"];
9902
9903     Font12_ = [UIFont systemFontOfSize:12];
9904     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9905     Font14_ = [UIFont systemFontOfSize:14];
9906     Font18_ = [UIFont systemFontOfSize:18];
9907     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9908     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9909
9910     essential_ = [NSMutableArray arrayWithCapacity:4];
9911     broken_ = [NSMutableArray arrayWithCapacity:4];
9912
9913     // XXX: I really need this thing... like, seriously... I'm sorry
9914     appcache_ = [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] autorelease];
9915     [appcache_ reloadData];
9916
9917     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9918     [window_ orderFront:self];
9919     [window_ makeKey:self];
9920     [window_ setHidden:NO];
9921
9922     if (access("/.cydia_no_stash", F_OK) == 0);
9923     else {
9924
9925     if (false) stash: {
9926         [self addStashController];
9927         // XXX: this would be much cleaner as a yieldToSelector:
9928         // that way the removeStashController could happen right here inline
9929         // we also could no longer require the useless stash_ field anymore
9930         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9931         return;
9932     }
9933
9934     struct stat root;
9935     int error(stat("/", &root));
9936     _assert(error != -1);
9937
9938     #define Stash_(path) do { \
9939         struct stat folder; \
9940         int error(lstat((path), &folder)); \
9941         if (error != -1 && ( \
9942             folder.st_dev == root.st_dev && \
9943             S_ISDIR(folder.st_mode) \
9944         ) || error == -1 && ( \
9945             errno == ENOENT || \
9946             errno == ENOTDIR \
9947         )) goto stash; \
9948     } while (false)
9949
9950     Stash_("/Applications");
9951     Stash_("/Library/Ringtones");
9952     Stash_("/Library/Wallpaper");
9953     //Stash_("/usr/bin");
9954     Stash_("/usr/include");
9955     Stash_("/usr/share");
9956     //Stash_("/var/lib");
9957
9958     }
9959
9960     database_ = [Database sharedInstance];
9961     [database_ setDelegate:self];
9962
9963     [window_ setUserInteractionEnabled:NO];
9964     [self setupViewControllers];
9965
9966     CydiaLoadingViewController *loading([[[CydiaLoadingViewController alloc] init] autorelease]);
9967     UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
9968     [navigation setViewControllers:[NSArray arrayWithObject:loading]];
9969
9970     emulated_ = [[[CyteTabBarController alloc] init] autorelease];
9971     [emulated_ setViewControllers:[NSArray arrayWithObject:navigation]];
9972     [emulated_ setSelectedIndex:0];
9973
9974     if ([emulated_ respondsToSelector:@selector(concealTabBarSelection)])
9975         [emulated_ concealTabBarSelection];
9976
9977     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9978         [window_ setRootViewController:emulated_];
9979     else
9980         [window_ addSubview:[emulated_ view]];
9981
9982     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9983 _trace();
9984 }
9985
9986 - (NSArray *) defaultStartPages {
9987     NSMutableArray *standard = [NSMutableArray array];
9988     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9989     [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9990     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9991     [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9992     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9993     return standard;
9994 }
9995
9996 - (void) loadData {
9997 _trace();
9998     if ([emulated_ modalViewController] != nil)
9999         [emulated_ dismissModalViewControllerAnimated:YES];
10000     [window_ setUserInteractionEnabled:NO];
10001
10002     [self reloadDataWithInvocation:nil];
10003     [self refreshIfPossible];
10004     [self disemulate];
10005
10006     NSDictionary *state([NSDictionary dictionaryWithContentsOfFile:@ SavedState_]);
10007
10008     int savedIndex = [[state objectForKey:@"InterfaceIndex"] intValue];
10009     NSArray *saved = [[[state objectForKey:@"InterfaceState"] mutableCopy] autorelease];
10010     int standardIndex = 0;
10011     NSArray *standard = [self defaultStartPages];
10012
10013     BOOL valid = YES;
10014
10015     if (saved == nil)
10016         valid = NO;
10017
10018     NSDate *closed = [state objectForKey:@"LastClosed"];
10019     if (valid && closed != nil) {
10020         NSTimeInterval interval([closed timeIntervalSinceNow]);
10021         if (interval <= -(30*60))
10022             valid = NO;
10023     }
10024
10025     if (valid && [saved count] != [standard count])
10026         valid = NO;
10027
10028     if (valid) {
10029         for (unsigned int i = 0; i < [standard count]; i++) {
10030             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
10031             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
10032             //      but it's good enough for now.
10033             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
10034                 valid = NO;
10035                 break;
10036             }
10037         }
10038     }
10039
10040     NSArray *items = nil;
10041     if (valid) {
10042         [tabbar_ setSelectedIndex:savedIndex];
10043         items = saved;
10044     } else {
10045         [tabbar_ setSelectedIndex:standardIndex];
10046         items = standard;
10047     }
10048
10049     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
10050         NSArray *stack = [items objectAtIndex:tab];
10051         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
10052         NSMutableArray *current = [NSMutableArray array];
10053
10054         for (unsigned int nav = 0; nav < [stack count]; nav++) {
10055             NSString *addr = [stack objectAtIndex:nav];
10056             NSURL *url = [NSURL URLWithString:addr];
10057             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
10058             if (page != nil)
10059                 [current addObject:page];
10060         }
10061
10062         [navigation setViewControllers:current];
10063     }
10064
10065     // (Try to) show the startup URL.
10066     if (starturl_ != nil) {
10067         [self openCydiaURL:starturl_ forExternal:YES];
10068         starturl_ = nil;
10069     }
10070 }
10071
10072 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
10073     if (!IsWildcat_) {
10074        [sheet addButtonWithTitle:UCLocalize("CANCEL")];
10075        [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
10076     }
10077
10078     if (item != nil && IsWildcat_) {
10079         [sheet showFromBarButtonItem:item animated:YES];
10080     } else {
10081         [sheet showInView:window_];
10082     }
10083 }
10084
10085 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
10086     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
10087     [progress setTitle:task];
10088     [progress addProgressEvent:event];
10089 }
10090
10091 - (void) addProgressEventForTask:(NSArray *)data {
10092     CydiaProgressEvent *event([data objectAtIndex:0]);
10093     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10094     [self addProgressEvent:event forTask:task];
10095 }
10096
10097 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10098     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10099 }
10100
10101 @end
10102
10103 /*IMP alloc_;
10104 id Alloc_(id self, SEL selector) {
10105     id object = alloc_(self, selector);
10106     lprintf("[%s]A-%p\n", self->isa->name, object);
10107     return object;
10108 }*/
10109
10110 /*IMP dealloc_;
10111 id Dealloc_(id self, SEL selector) {
10112     id object = dealloc_(self, selector);
10113     lprintf("[%s]D-%p\n", self->isa->name, object);
10114     return object;
10115 }*/
10116
10117 Class $NSURLConnection;
10118
10119 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10120     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
10121
10122     NSURL *url([copy URL]);
10123
10124     NSString *host([url host]);
10125     NSString *scheme([[url scheme] lowercaseString]);
10126
10127     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10128
10129     @synchronized (HostConfig_) {
10130         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10131             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10132                 [copy setHTTPShouldUsePipelining:YES];
10133
10134         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10135             if ([control isEqualToString:@"max-age=0"])
10136                 if ([CachedURLs_ containsObject:url]) {
10137 #if !ForRelease
10138                     NSLog(@"~~~: %@", url);
10139 #endif
10140
10141                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10142
10143                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10144                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10145                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10146                 }
10147     }
10148
10149     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10150     } return self;
10151 }
10152
10153 Class $WAKWindow;
10154
10155 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
10156     CGSize size([[UIScreen mainScreen] bounds].size);
10157     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10158         if ([$WAKWindow hasLandscapeOrientation])
10159             std::swap(size.width, size.height);*/
10160     return size;
10161 }
10162
10163 Class $NSUserDefaults;
10164
10165 MSHook(id, NSUserDefaults$objectForKey$, NSUserDefaults *self, SEL _cmd, NSString *key) {
10166     if ([key respondsToSelector:@selector(isEqualToString:)] && [key isEqualToString:@"WebKitLocalStorageDatabasePathPreferenceKey"])
10167         return Cache("LocalStorage");
10168     return _NSUserDefaults$objectForKey$(self, _cmd, key);
10169 }
10170
10171 static NSMutableDictionary *AutoreleaseDeepMutableCopyOfDictionary(CFTypeRef type) {
10172     if (type == NULL)
10173         return nil;
10174     if (CFGetTypeID(type) != CFDictionaryGetTypeID())
10175         return nil;
10176     CFTypeRef copy(CFPropertyListCreateDeepCopy(kCFAllocatorDefault, type, kCFPropertyListMutableContainers));
10177     CFRelease(type);
10178     return [(NSMutableDictionary *) copy autorelease];
10179 }
10180
10181 int main(int argc, char *argv[]) {
10182     int fd(open("/tmp/cydia.log", O_WRONLY | O_APPEND | O_CREAT, 0644));
10183     dup2(fd, 2);
10184     close(fd);
10185
10186     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10187
10188     _trace();
10189
10190     UpdateExternalStatus(0);
10191
10192     UIScreen *screen([UIScreen mainScreen]);
10193     if ([screen respondsToSelector:@selector(scale)])
10194         ScreenScale_ = [screen scale];
10195     else
10196         ScreenScale_ = 1;
10197
10198     UIDevice *device([UIDevice currentDevice]);
10199     if ([device respondsToSelector:@selector(userInterfaceIdiom)]) {
10200         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10201         if (idiom == UIUserInterfaceIdiomPad)
10202             IsWildcat_ = true;
10203     }
10204
10205     Idiom_ = IsWildcat_ ? @"ipad" : @"iphone";
10206
10207     RegEx pattern("([0-9]+\\.[0-9]+).*");
10208
10209     if (pattern([device systemVersion]))
10210         Firmware_ = pattern[1];
10211     if (pattern(Cydia_))
10212         Major_ = pattern[1];
10213
10214     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10215
10216     HostConfig_ = [[[NSObject alloc] init] autorelease];
10217     @synchronized (HostConfig_) {
10218         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10219         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10220         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10221         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10222     }
10223
10224     NSString *ui(@"ui/ios");
10225     if (Idiom_ != nil)
10226         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10227     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10228     UI_ = CydiaURL(ui);
10229
10230     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10231
10232     /* Library Hacks {{{ */
10233     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10234
10235     $WAKWindow = objc_getClass("WAKWindow");
10236     if ($WAKWindow != NULL)
10237         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10238             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10239
10240     $NSURLConnection = objc_getClass("NSURLConnection");
10241     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10242     if (NSURLConnection$init$ != NULL) {
10243         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10244         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10245     }
10246
10247     $NSUserDefaults = objc_getClass("NSUserDefaults");
10248     Method NSUserDefaults$objectForKey$(class_getInstanceMethod($NSUserDefaults, @selector(objectForKey:)));
10249     if (NSUserDefaults$objectForKey$ != NULL) {
10250         _NSUserDefaults$objectForKey$ = reinterpret_cast<id (*)(NSUserDefaults *, SEL, NSString *)>(method_getImplementation(NSUserDefaults$objectForKey$));
10251         method_setImplementation(NSUserDefaults$objectForKey$, reinterpret_cast<IMP>(&$NSUserDefaults$objectForKey$));
10252     }
10253     /* }}} */
10254     /* Set Locale {{{ */
10255     Locale_ = CFLocaleCopyCurrent();
10256     Languages_ = [NSLocale preferredLanguages];
10257
10258     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10259     //NSLog(@"%@", [Languages_ description]);
10260
10261     const char *lang;
10262     if (Locale_ != NULL)
10263         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10264     else if (Languages_ != nil && [Languages_ count] != 0)
10265         lang = [[Languages_ objectAtIndex:0] UTF8String];
10266     else
10267         // XXX: consider just setting to C and then falling through?
10268         lang = NULL;
10269
10270     if (lang != NULL) {
10271         RegEx pattern("([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?");
10272         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10273     }
10274
10275     NSLog(@"Setting Language: %s", lang);
10276
10277     if (lang != NULL) {
10278         setenv("LANG", lang, true);
10279         std::setlocale(LC_ALL, lang);
10280     }
10281     /* }}} */
10282     /* Index Collation {{{ */
10283     if (Class $UILocalizedIndexedCollation = objc_getClass("UILocalizedIndexedCollation")) { @try {
10284         NSBundle *bundle([NSBundle bundleForClass:$UILocalizedIndexedCollation]);
10285         NSString *path([bundle pathForResource:@"UITableViewLocalizedSectionIndex" ofType:@"plist"]);
10286         //path = @"/System/Library/Frameworks/UIKit.framework/.lproj/UITableViewLocalizedSectionIndex.plist";
10287         NSDictionary *dictionary([NSDictionary dictionaryWithContentsOfFile:path]);
10288         _H<UILocalizedIndexedCollation> collation([[[$UILocalizedIndexedCollation alloc] initWithDictionary:dictionary] autorelease]);
10289
10290         CollationLocale_ = MSHookIvar<NSLocale *>(collation, "_locale");
10291
10292         if (kCFCoreFoundationVersionNumber >= 800 && [[CollationLocale_ localeIdentifier] isEqualToString:@"zh@collation=stroke"]) {
10293             CollationThumbs_ = [NSArray arrayWithObjects:@"1",@"•",@"4",@"•",@"7",@"•",@"10",@"•",@"13",@"•",@"16",@"•",@"19",@"A",@"•",@"E",@"•",@"I",@"•",@"M",@"•",@"R",@"•",@"V",@"•",@"Z",@"#",nil];
10294             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})
10295                 CollationOffset_.push_back(offset);
10296             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];
10297             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];
10298         } else {
10299
10300         CollationThumbs_ = [collation sectionIndexTitles];
10301         for (size_t index(0), end([CollationThumbs_ count]); index != end; ++index)
10302             CollationOffset_.push_back([collation sectionForSectionIndexTitleAtIndex:index]);
10303
10304         CollationTitles_ = [collation sectionTitles];
10305         CollationStarts_ = MSHookIvar<NSArray *>(collation, "_sectionStartStrings");
10306
10307         NSString *&transform(MSHookIvar<NSString *>(collation, "_transform"));
10308         if (&transform != NULL && transform != nil) {
10309             /*if ([collation respondsToSelector:@selector(transformedCollationStringForString:)])
10310                 CollationModify_ = [=](NSString *value) { return [collation transformedCollationStringForString:value]; };*/
10311             const UChar *uid(reinterpret_cast<const UChar *>([transform cStringUsingEncoding:NSUnicodeStringEncoding]));
10312             UErrorCode code(U_ZERO_ERROR);
10313             CollationTransl_ = utrans_openU(uid, -1, UTRANS_FORWARD, NULL, 0, NULL, &code);
10314             if (!U_SUCCESS(code))
10315                 NSLog(@"%s", u_errorName(code));
10316         }
10317
10318         }
10319     } @catch (NSException *e) {
10320         NSLog(@"%@", e);
10321         goto hard;
10322     } } else hard: {
10323         CollationLocale_ = [[[NSLocale alloc] initWithLocaleIdentifier:@"en@collation=dictionary"] autorelease];
10324
10325         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];
10326         for (NSInteger offset(0); offset != 28; ++offset)
10327             CollationOffset_.push_back(offset);
10328
10329         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];
10330         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];
10331     }
10332     /* }}} */
10333     /* Parse Arguments {{{ */
10334     bool substrate(false);
10335
10336     if (argc != 0) {
10337         char **args(argv);
10338         int arge(1);
10339
10340         for (int argi(1); argi != argc; ++argi)
10341             if (strcmp(argv[argi], "--") == 0) {
10342                 arge = argi;
10343                 argv[argi] = argv[0];
10344                 argv += argi;
10345                 argc -= argi;
10346                 break;
10347             }
10348
10349         for (int argi(1); argi != arge; ++argi)
10350             if (strcmp(args[argi], "--substrate") == 0)
10351                 substrate = true;
10352             else
10353                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10354     }
10355     /* }}} */
10356
10357     App_ = [[NSBundle mainBundle] bundlePath];
10358     Advanced_ = YES;
10359
10360     Cache_ = [[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia", @"/var/mobile"] retain];
10361     mkdir([Cache_ UTF8String], 0755);
10362
10363     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10364     alloc_ = alloc->method_imp;
10365     alloc->method_imp = (IMP) &Alloc_;*/
10366
10367     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10368     dealloc_ = dealloc->method_imp;
10369     dealloc->method_imp = (IMP) &Dealloc_;*/
10370
10371     void *gestalt(dlopen("/usr/lib/libMobileGestalt.dylib", RTLD_GLOBAL | RTLD_LAZY));
10372     $MGCopyAnswer = reinterpret_cast<CFStringRef (*)(CFStringRef)>(dlsym(gestalt, "MGCopyAnswer"));
10373
10374     /* System Information {{{ */
10375     size_t size;
10376
10377     int maxproc;
10378     size = sizeof(maxproc);
10379     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10380         perror("sysctlbyname(\"kern.maxproc\", ?)");
10381     else if (maxproc < 64) {
10382         maxproc = 64;
10383         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10384             perror("sysctlbyname(\"kern.maxproc\", #)");
10385     }
10386
10387     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10388     char *osversion = new char[size];
10389     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10390         perror("sysctlbyname(\"kern.osversion\", ?)");
10391     else
10392         System_ = [NSString stringWithUTF8String:osversion];
10393
10394     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10395     char *machine = new char[size];
10396     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10397         perror("sysctlbyname(\"hw.machine\", ?)");
10398     else
10399         Machine_ = machine;
10400
10401     int64_t usermem(0);
10402     size = sizeof(usermem);
10403     if (sysctlbyname("hw.usermem", &usermem, &size, NULL, 0) == -1)
10404         usermem = 0;
10405
10406     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10407     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10408     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10409
10410     UniqueID_ = UniqueIdentifier(device);
10411
10412     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10413         Product_ = [info objectForKey:@"SafariProductVersion"];
10414         Safari_ = [info objectForKey:@"CFBundleVersion"];
10415     }
10416
10417     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10418
10419     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Safari_))
10420         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[1], agent];
10421     if (RegEx match = RegEx("([0-9]+[A-Z][0-9]+[a-z]?).*", System_))
10422         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[1], agent];
10423     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Product_))
10424         agent = [NSString stringWithFormat:@"Version/%@ %@", match[1], agent];
10425
10426     UserAgent_ = agent;
10427     /* }}} */
10428     /* Load Database {{{ */
10429     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10430
10431     _trace();
10432     mkdir("/var/mobile/Library/Cydia", 0755);
10433     MetaFile_.Open("/var/mobile/Library/Cydia/metadata.cb0");
10434     _trace();
10435
10436     Values_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaValues"), CFSTR("com.saurik.Cydia")));
10437     Sections_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaSections"), CFSTR("com.saurik.Cydia")));
10438     Sources_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaSources"), CFSTR("com.saurik.Cydia")));
10439     Version_ = [(NSNumber *) CFPreferencesCopyAppValue(CFSTR("CydiaVersion"), CFSTR("com.saurik.Cydia")) autorelease];
10440
10441     _trace();
10442     NSDictionary *metadata([[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease]);
10443
10444     if (Values_ == nil)
10445         Values_ = [metadata objectForKey:@"Values"];
10446     if (Values_ == nil)
10447         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10448
10449     if (Sections_ == nil)
10450         Sections_ = [metadata objectForKey:@"Sections"];
10451     if (Sections_ == nil)
10452         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10453
10454     if (Sources_ == nil)
10455         Sources_ = [metadata objectForKey:@"Sources"];
10456     if (Sources_ == nil)
10457         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10458
10459     // XXX: this wrong, but in a way that doesn't matter :/
10460     if (Version_ == nil)
10461         Version_ = [metadata objectForKey:@"Version"];
10462     if (Version_ == nil)
10463         Version_ = [NSNumber numberWithUnsignedInt:0];
10464
10465     if (NSDictionary *packages = [metadata objectForKey:@"Packages"]) {
10466         bool fail(false);
10467         CFDictionaryApplyFunction((CFDictionaryRef) packages, &PackageImport, &fail);
10468         _trace();
10469         if (fail)
10470             NSLog(@"unable to import package preferences... from 2010? oh well :/");
10471     }
10472
10473     if ([Version_ unsignedIntValue] == 0) {
10474         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10475         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10476         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10477         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10478
10479         Version_ = [NSNumber numberWithUnsignedInt:1];
10480
10481         if (NSMutableDictionary *cache = [NSMutableDictionary dictionaryWithContentsOfFile:@ CacheState_]) {
10482             [cache removeObjectForKey:@"LastUpdate"];
10483             [cache writeToFile:@ CacheState_ atomically:YES];
10484         }
10485     }
10486
10487     _H<NSMutableArray> broken([NSMutableArray array]);
10488     for (NSString *key in (id) Sources_)
10489         if ([key rangeOfCharacterFromSet:[NSCharacterSet characterSetWithCharactersInString:@"# "]].location != NSNotFound || ![([[Sources_ objectForKey:key] objectForKey:@"URI"] ?: @"/") hasSuffix:@"/"])
10490             [broken addObject:key];
10491     if ([broken count] != 0)
10492         for (NSString *key in (id) broken)
10493             [Sources_ removeObjectForKey:key];
10494     broken = nil;
10495
10496     SaveConfig(nil);
10497     system("/usr/libexec/cydia/cydo /bin/rm -f /var/lib/cydia/metadata.plist");
10498     /* }}} */
10499
10500     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10501
10502     if (kCFCoreFoundationVersionNumber > 1000)
10503         system("/usr/libexec/cydia/cydo /usr/libexec/cydia/setnsfpn /var/lib");
10504
10505     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10506
10507     if (access("/User", F_OK) != 0 || version != 6) {
10508         _trace();
10509         system("/usr/libexec/cydia/cydo /usr/libexec/cydia/firmware.sh");
10510         _trace();
10511     }
10512
10513     if (access("/tmp/cydia.chk", F_OK) == 0) {
10514         if (unlink([Cache("pkgcache.bin") UTF8String]) == -1)
10515             _assert(errno == ENOENT);
10516         if (unlink([Cache("srcpkgcache.bin") UTF8String]) == -1)
10517             _assert(errno == ENOENT);
10518     }
10519
10520     system("/usr/libexec/cydia/cydo /bin/ln -sf /var/mobile/Library/Caches/com.saurik.Cydia/sources.list /etc/apt/sources.list.d/cydia.list");
10521
10522     /* APT Initialization {{{ */
10523     _assert(pkgInitConfig(*_config));
10524     _assert(pkgInitSystem(*_config, _system));
10525
10526     if (lang != NULL)
10527         _config->Set("APT::Acquire::Translation", lang);
10528
10529     // XXX: this timeout might be important :(
10530     //_config->Set("Acquire::http::Timeout", 15);
10531
10532     _config->Set("Acquire::http::MaxParallel", usermem >= 384 * 1024 * 1024 ? 16 : 3);
10533
10534     mkdir([Cache("archives") UTF8String], 0755);
10535     mkdir([Cache("archives/partial") UTF8String], 0755);
10536     _config->Set("Dir::Cache", [Cache_ UTF8String]);
10537
10538     symlink("/var/lib/apt/extended_states", [Cache("extended_states") UTF8String]);
10539     _config->Set("Dir::State", [Cache_ UTF8String]);
10540
10541     mkdir([Cache("lists") UTF8String], 0755);
10542     mkdir([Cache("lists/partial") UTF8String], 0755);
10543     mkdir([Cache("periodic") UTF8String], 0755);
10544     _config->Set("Dir::State::Lists", [Cache("lists") UTF8String]);
10545
10546     std::string logs("/var/mobile/Library/Logs/Cydia");
10547     mkdir(logs.c_str(), 0755);
10548     _config->Set("Dir::Log::Terminal", logs + "/apt.log");
10549
10550     _config->Set("Dir::Bin::dpkg", "/usr/libexec/cydia/cydo");
10551     /* }}} */
10552     /* Color Choices {{{ */
10553     space_ = CGColorSpaceCreateDeviceRGB();
10554
10555     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10556     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10557     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10558     Folder_.Set(space_, 0x8e/255.f, 0x8e/255.f, 0x93/255.f, 1.0);
10559     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10560     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10561     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10562     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10563     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10564     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10565
10566     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10567     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10568     /* }}}*/
10569     /* UIKit Configuration {{{ */
10570     // XXX: I have a feeling this was important
10571     //UIKeyboardDisableAutomaticAppearance();
10572     /* }}} */
10573
10574     $SBSSetInterceptsMenuButtonForever = reinterpret_cast<void (*)(bool)>(dlsym(RTLD_DEFAULT, "SBSSetInterceptsMenuButtonForever"));
10575     $SBSCopyIconImagePNGDataForDisplayIdentifier = reinterpret_cast<NSData *(*)(NSString *)>(dlsym(RTLD_DEFAULT, "SBSCopyIconImagePNGDataForDisplayIdentifier"));
10576
10577     const char *symbol(kCFCoreFoundationVersionNumber >= 800 ? "MGGetBoolAnswer" : "GSSystemHasCapability");
10578     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, symbol));
10579     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10580
10581     PulseInterval_ = fast ? 50000 : 500000;
10582
10583     Colon_ = UCLocalize("COLON_DELIMITED");
10584     Elision_ = UCLocalize("ELISION");
10585     Error_ = UCLocalize("ERROR");
10586     Warning_ = UCLocalize("WARNING");
10587
10588     _trace();
10589     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10590
10591     CGColorSpaceRelease(space_);
10592     CFRelease(Locale_);
10593
10594     [pool release];
10595     return value;
10596 }