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