MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2015  Jay Freeman (saurik)
   3 */
   4
   5 /* GNU General Public License, Version 3 {{{ */
   6 /*
   7  * Cydia is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published
   9  * by the Free Software Foundation, either version 3 of the License,
  10  * or (at your option) any later version.
  11  *
  12  * Cydia is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with Cydia.  If not, see <http://www.gnu.org/licenses/>.
  19 **/
  20 /* }}} */
  21
  22 // XXX: wtf/FastMalloc.h... wtf?
  23 #define USE_SYSTEM_MALLOC 1
  24
  25 /* #include Directives {{{ */
  26 #include "CyteKit/UCPlatform.h"
  27 #include "CyteKit/Localize.h"
  28
  29 #include <unicode/ustring.h>
  30 #include <unicode/utrans.h>
  31
  32 #include <objc/objc.h>
  33 #include <objc/runtime.h>
  34
  35 #include <CoreGraphics/CoreGraphics.h>
  36 #include <Foundation/Foundation.h>
  37
  38 #if 0
  39 #define DEPLOYMENT_TARGET_MACOSX 1
  40 #define CF_BUILDING_CF 1
  41 #include <CoreFoundation/CFInternal.h>
  42 #endif
  43
  44 #include <CoreFoundation/CFUniChar.h>
  45
  46 #include <SystemConfiguration/SystemConfiguration.h>
  47
  48 #include <UIKit/UIKit.h>
  49 #include "iPhonePrivate.h"
  50
  51 #include <IOKit/IOKitLib.h>
  52
  53 #include <QuartzCore/CALayer.h>
  54
  55 #include <WebCore/WebCoreThread.h>
  56 #include <WebKit/DOMHTMLIFrameElement.h>
  57
  58 #include <algorithm>
  59 #include <iomanip>
  60 #include <set>
  61 #include <sstream>
  62 #include <string>
  63
  64 #include <ext/stdio_filebuf.h>
  65
  66 #undef ABS
  67
  68 #include <apt-pkg/acquire.h>
  69 #include <apt-pkg/acquire-item.h>
  70 #include <apt-pkg/algorithms.h>
  71 #include <apt-pkg/cachefile.h>
  72 #include <apt-pkg/clean.h>
  73 #include <apt-pkg/configuration.h>
  74 #include <apt-pkg/debindexfile.h>
  75 #include <apt-pkg/debmetaindex.h>
  76 #include <apt-pkg/error.h>
  77 #include <apt-pkg/init.h>
  78 #include <apt-pkg/mmap.h>
  79 #include <apt-pkg/pkgrecords.h>
  80 #include <apt-pkg/sha1.h>
  81 #include <apt-pkg/sourcelist.h>
  82 #include <apt-pkg/sptr.h>
  83 #include <apt-pkg/strutl.h>
  84 #include <apt-pkg/tagfile.h>
  85
  86 #include <sys/types.h>
  87 #include <sys/stat.h>
  88 #include <sys/sysctl.h>
  89 #include <sys/param.h>
  90 #include <sys/mount.h>
  91 #include <sys/reboot.h>
  92
  93 #include <fcntl.h>
  94 #include <notify.h>
  95 #include <dlfcn.h>
  96
  97 extern "C" {
  98 #include <mach-o/nlist.h>
  99 }
 100
 101 #include <cstdio>
 102 #include <cstdlib>
 103 #include <cstring>
 104
 105 #include <errno.h>
 106
 107 #include <Cytore.hpp>
 108 #include "Sources.h"
 109
 110 #include "Substrate.hpp"
 111 #include "Menes/Menes.h"
 112
 113 #include "CyteKit/IndirectDelegate.h"
 114 #include "CyteKit/RegEx.hpp"
 115 #include "CyteKit/TableViewCell.h"
 116 #include "CyteKit/TabBarController.h"
 117 #include "CyteKit/WebScriptObject-Cyte.h"
 118 #include "CyteKit/WebViewController.h"
 119 #include "CyteKit/WebViewTableViewCell.h"
 120 #include "CyteKit/stringWithUTF8Bytes.h"
 121
 122 #include "Cydia/MIMEAddress.h"
 123 #include "Cydia/LoadingViewController.h"
 124 #include "Cydia/ProgressEvent.h"
 125
 126 #include "SDURLCache/SDURLCache.h"
 127 /* }}} */
 128
 129 /* Profiler {{{ */
 130 struct timeval _ltv;
 131 bool _itv;
 132
 133 #define _timestamp ({ \
 134     struct timeval tv; \
 135     gettimeofday(&tv, NULL); \
 136     tv.tv_sec * 1000000 + tv.tv_usec; \
 137 })
 138
 139 typedef std::vector<class ProfileTime *> TimeList;
 140 TimeList times_;
 141
 142 class ProfileTime {
 143   private:
 144     const char *name_;
 145     uint64_t total_;
 146     uint64_t count_;
 147
 148   public:
 149     ProfileTime(const char *name) :
 150         name_(name),
 151         total_(0)
 152     {
 153         times_.push_back(this);
 154     }
 155
 156     void AddTime(uint64_t time) {
 157         total_ += time;
 158         ++count_;
 159     }
 160
 161     void Print() {
 162         if (total_ != 0)
 163             std::cerr << std::setw(7) << count_ << ", " << std::setw(8) << total_ << " : " << name_ << std::endl;
 164         total_ = 0;
 165         count_ = 0;
 166     }
 167 };
 168
 169 class ProfileTimer {
 170   private:
 171     ProfileTime &time_;
 172     uint64_t start_;
 173
 174   public:
 175     ProfileTimer(ProfileTime &time) :
 176         time_(time),
 177         start_(_timestamp)
 178     {
 179     }
 180
 181     ~ProfileTimer() {
 182         time_.AddTime(_timestamp - start_);
 183     }
 184 };
 185
 186 void PrintTimes() {
 187     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 188         (*i)->Print();
 189     std::cerr << "========" << std::endl;
 190 }
 191
 192 #define _profile(name) { \
 193     static ProfileTime name(#name); \
 194     ProfileTimer _ ## name(name);
 195
 196 #define _end }
 197 /* }}} */
 198
 199 // XXX: I hate clang. Apple: please get over your petty hatred of GPL and fix your gcc fork
 200 #define synchronized(lock) \
 201     synchronized(static_cast<NSObject *>(lock))
 202
 203 extern NSString *Cydia_;
 204
 205 #define lprintf(args...) fprintf(stderr, args)
 206
 207 #define ForRelease 1
 208 #define TraceLogging (1 && !ForRelease)
 209 #define HistogramInsertionSort (0 && !ForRelease)
 210 #define ProfileTimes (0 && !ForRelease)
 211 #define ForSaurik (0 && !ForRelease)
 212 #define LogBrowser (0 && !ForRelease)
 213 #define TrackResize (0 && !ForRelease)
 214 #define ManualRefresh (1 && !ForRelease)
 215 #define ShowInternals (0 && !ForRelease)
 216 #define AlwaysReload (0 && !ForRelease)
 217
 218 #if !TraceLogging
 219 #undef _trace
 220 #define _trace(args...)
 221 #endif
 222
 223 #if !ProfileTimes
 224 #undef _profile
 225 #define _profile(name) {
 226 #undef _end
 227 #define _end }
 228 #define PrintTimes() do {} while (false)
 229 #endif
 230
 231 // Hash Functions/Structures {{{
 232 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 233
 234 union SplitHash {
 235     uint32_t u32;
 236     uint16_t u16[2];
 237 };
 238 // }}}
 239
 240 static NSString *Colon_;
 241 NSString *Elision_;
 242 static NSString *Error_;
 243 static NSString *Warning_;
 244
 245 static NSString *Cache_;
 246 #define Cache(file) \
 247     [NSString stringWithFormat:@"%@/%s", Cache_, file]
 248
 249 static void (*$SBSSetInterceptsMenuButtonForever)(bool);
 250
 251 static CFStringRef (*$MGCopyAnswer)(CFStringRef);
 252
 253 static NSString *UniqueIdentifier(UIDevice *device = nil) {
 254     if (kCFCoreFoundationVersionNumber < 800) // iOS 7.x
 255         return [device ?: [UIDevice currentDevice] uniqueIdentifier];
 256     else
 257         return [(id)$MGCopyAnswer(CFSTR("UniqueDeviceID")) autorelease];
 258 }
 259
 260 static bool IsReachable(const char *name) {
 261     SCNetworkReachabilityFlags flags; {
 262         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, name));
 263         SCNetworkReachabilityGetFlags(reachability, &flags);
 264         CFRelease(reachability);
 265     }
 266
 267     // XXX: this elaborate mess is what Apple is using to determine this? :(
 268     // XXX: do we care if the user has to intervene? maybe that's ok?
 269     return
 270         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
 271             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
 272                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
 273                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
 274             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
 275             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
 276         )
 277     ;
 278 }
 279
 280 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 281
 282 static _finline NSString *CydiaURL(NSString *path) {
 283     char page[26];
 284     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 285     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 286     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 287     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 288     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 289     page[25] = '\0';
 290     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 291 }
 292
 293 static void ReapZombie(pid_t pid) {
 294     int status;
 295   wait:
 296     if (waitpid(pid, &status, 0) == -1)
 297         if (errno == EINTR)
 298             goto wait;
 299         else _assert(false);
 300 }
 301
 302 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 303     int notify_token;
 304     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 305         notify_set_state(notify_token, newStatus);
 306         notify_cancel(notify_token);
 307     }
 308     notify_post("com.saurik.Cydia.status");
 309 }
 310
 311 static CGFloat CYStatusBarHeight() {
 312     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 313     return UIInterfaceOrientationIsPortrait([[UIApplication sharedApplication] statusBarOrientation]) ? size.height : size.width;
 314 }
 315
 316 /* NSForcedOrderingSearch doesn't work on the iPhone */
 317 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 318 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 319 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 320
 321 /* Insertion Sort {{{ */
 322
 323 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 324     const char *ptr = (const char *)list;
 325     while (0 < count) {
 326         CFIndex half = count / 2;
 327         const char *probe = ptr + elementSize * half;
 328         CFComparisonResult cr = comparator(element, probe, context);
 329     if (0 == cr) return (probe - (const char *)list) / elementSize;
 330         ptr = (cr < 0) ? ptr : probe + elementSize;
 331         count = (cr < 0) ? half : (half + (count & 1) - 1);
 332     }
 333     return (ptr - (const char *)list) / elementSize;
 334 }
 335
 336 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 337     const char *ptr = (const char *)list;
 338     while (0 < count) {
 339         CFIndex half = count / 2;
 340         const char *probe = ptr + elementSize * half;
 341         CFComparisonResult cr = comparator(element, probe, context);
 342     if (0 == cr) return (probe - (const char *)list) / elementSize;
 343         ptr = (cr < 0) ? ptr : probe + elementSize;
 344         count = (cr < 0) ? half : (half + (count & 1) - 1);
 345     }
 346     return (ptr - (const char *)list) / elementSize;
 347 }
 348
 349 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 350     if (range.length == 0)
 351         return;
 352     const void **values(new const void *[range.length]);
 353     CFArrayGetValues(array, range, values);
 354
 355 #if HistogramInsertionSort > 0
 356     uint32_t total(0), *offsets(new uint32_t[range.length]);
 357 #endif
 358
 359     for (CFIndex index(1); index != range.length; ++index) {
 360         const void *value(values[index]);
 361         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 362         CFIndex correct(index);
 363         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 364 #if HistogramInsertionSort > 1
 365             NSLog(@"%@ < %@", value, values[correct - 1]);
 366 #endif
 367             if (--correct == 0)
 368                 break;
 369         }
 370         if (correct != index) {
 371             size_t offset(index - correct);
 372 #if HistogramInsertionSort
 373             total += offset;
 374             ++offsets[offset];
 375             if (offset > 10)
 376                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 377 #endif
 378             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 379             values[correct] = value;
 380         }
 381     }
 382
 383     CFArrayReplaceValues(array, range, values, range.length);
 384     delete [] values;
 385
 386 #if HistogramInsertionSort > 0
 387     for (CFIndex index(0); index != range.length; ++index)
 388         if (offsets[index] != 0)
 389             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 390     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 391     delete [] offsets;
 392 #endif
 393 }
 394
 395 /* }}} */
 396
 397 /* Apple Bug Fixes {{{ */
 398 @implementation UIWebDocumentView (Cydia)
 399
 400 - (void) _setScrollerOffset:(CGPoint)offset {
 401     UIScroller *scroller([self _scroller]);
 402
 403     CGSize size([scroller contentSize]);
 404     CGSize bounds([scroller bounds].size);
 405
 406     CGPoint max;
 407     max.x = size.width - bounds.width;
 408     max.y = size.height - bounds.height;
 409
 410     // wtf Apple?!
 411     if (max.x < 0)
 412         max.x = 0;
 413     if (max.y < 0)
 414         max.y = 0;
 415
 416     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 417     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 418
 419     [scroller setOffset:offset];
 420 }
 421
 422 @end
 423 /* }}} */
 424
 425 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 426     size_t length([self length] - state->state);
 427     if (length <= 0)
 428         return 0;
 429     else if (length > count)
 430         length = count;
 431     for (size_t i(0); i != length; ++i)
 432         objects[i] = [self item:state->state++];
 433     state->itemsPtr = objects;
 434     state->mutationsPtr = (unsigned long *) self;
 435     return length;
 436 }
 437
 438 /* Cydia NSString Additions {{{ */
 439 @interface NSString (Cydia)
 440 - (NSComparisonResult) compareByPath:(NSString *)other;
 441 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 442 @end
 443
 444 @implementation NSString (Cydia)
 445
 446 - (NSComparisonResult) compareByPath:(NSString *)other {
 447     NSString *prefix = [self commonPrefixWithString:other options:0];
 448     size_t length = [prefix length];
 449
 450     NSRange lrange = NSMakeRange(length, [self length] - length);
 451     NSRange rrange = NSMakeRange(length, [other length] - length);
 452
 453     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 454     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 455
 456     NSComparisonResult value;
 457
 458     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 459         value = NSOrderedSame;
 460     else if (lrange.location == NSNotFound)
 461         value = NSOrderedAscending;
 462     else if (rrange.location == NSNotFound)
 463         value = NSOrderedDescending;
 464     else
 465         value = NSOrderedSame;
 466
 467     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 468         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 469     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 470         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 471
 472     NSComparisonResult result = [lpath compare:rpath];
 473     return result == NSOrderedSame ? value : result;
 474 }
 475
 476 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 477     return [(id)CFURLCreateStringByAddingPercentEscapes(
 478         kCFAllocatorDefault,
 479         (CFStringRef) self,
 480         NULL,
 481         CFSTR(";/?:@&=+$,"),
 482         kCFStringEncodingUTF8
 483     ) autorelease];
 484 }
 485
 486 @end
 487 /* }}} */
 488
 489 /* C++ NSString Wrapper Cache {{{ */
 490 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 491     return size == 0 ? NULL :
 492         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 493         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 494 }
 495
 496 static _finline CFStringRef CYStringCreate(const char *data) {
 497     return CYStringCreate(data, strlen(data));
 498 }
 499
 500 class CYString {
 501   private:
 502     char *data_;
 503     size_t size_;
 504     CFStringRef cache_;
 505
 506     _finline void clear_() {
 507         if (cache_ != NULL) {
 508             CFRelease(cache_);
 509             cache_ = NULL;
 510         }
 511     }
 512
 513   public:
 514     _finline bool empty() const {
 515         return size_ == 0;
 516     }
 517
 518     _finline size_t size() const {
 519         return size_;
 520     }
 521
 522     _finline char *data() const {
 523         return data_;
 524     }
 525
 526     _finline void clear() {
 527         size_ = 0;
 528         clear_();
 529     }
 530
 531     _finline CYString() :
 532         data_(0),
 533         size_(0),
 534         cache_(NULL)
 535     {
 536     }
 537
 538     _finline ~CYString() {
 539         clear_();
 540     }
 541
 542     void operator =(const CYString &rhs) {
 543         data_ = rhs.data_;
 544         size_ = rhs.size_;
 545
 546         if (rhs.cache_ == nil)
 547             cache_ = NULL;
 548         else
 549             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 550     }
 551
 552     void copy(CYPool *pool) {
 553         char *temp(pool->malloc<char>(size_ + 1));
 554         memcpy(temp, data_, size_);
 555         temp[size_] = '\0';
 556         data_ = temp;
 557     }
 558
 559     void set(CYPool *pool, const char *data, size_t size) {
 560         if (size == 0)
 561             clear();
 562         else {
 563             clear_();
 564
 565             data_ = const_cast<char *>(data);
 566             size_ = size;
 567
 568             if (pool != NULL)
 569                 copy(pool);
 570         }
 571     }
 572
 573     _finline void set(CYPool *pool, const char *data) {
 574         set(pool, data, data == NULL ? 0 : strlen(data));
 575     }
 576
 577     _finline void set(CYPool *pool, const std::string &rhs) {
 578         set(pool, rhs.data(), rhs.size());
 579     }
 580
 581     bool operator ==(const CYString &rhs) const {
 582         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 583     }
 584
 585     _finline operator CFStringRef() {
 586         if (cache_ == NULL)
 587             cache_ = CYStringCreate(data_, size_);
 588         return cache_;
 589     }
 590
 591     _finline operator id() {
 592         return (NSString *) static_cast<CFStringRef>(*this);
 593     }
 594
 595     _finline operator const char *() {
 596         return reinterpret_cast<const char *>(data_);
 597     }
 598 };
 599 /* }}} */
 600 /* C++ NSString Algorithm Adapters {{{ */
 601 extern "C" {
 602     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 603 }
 604
 605 struct NSStringMapHash :
 606     std::unary_function<NSString *, size_t>
 607 {
 608     _finline size_t operator ()(NSString *value) const {
 609         return CFStringHashNSString((CFStringRef) value);
 610     }
 611 };
 612
 613 struct NSStringMapLess :
 614     std::binary_function<NSString *, NSString *, bool>
 615 {
 616     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 617         return [lhs compare:rhs] == NSOrderedAscending;
 618     }
 619 };
 620
 621 struct NSStringMapEqual :
 622     std::binary_function<NSString *, NSString *, bool>
 623 {
 624     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 625         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 626         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 627         //[lhs isEqualToString:rhs];
 628     }
 629 };
 630 /* }}} */
 631
 632 /* CoreGraphics Primitives {{{ */
 633 class CYColor {
 634   private:
 635     CGColorRef color_;
 636
 637     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 638         CGFloat color[] = {red, green, blue, alpha};
 639         return CGColorCreate(space, color);
 640     }
 641
 642   public:
 643     CYColor() :
 644         color_(NULL)
 645     {
 646     }
 647
 648     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 649         color_(Create_(space, red, green, blue, alpha))
 650     {
 651         Set(space, red, green, blue, alpha);
 652     }
 653
 654     void Clear() {
 655         if (color_ != NULL)
 656             CGColorRelease(color_);
 657     }
 658
 659     ~CYColor() {
 660         Clear();
 661     }
 662
 663     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 664         Clear();
 665         color_ = Create_(space, red, green, blue, alpha);
 666     }
 667
 668     operator CGColorRef() {
 669         return color_;
 670     }
 671 };
 672 /* }}} */
 673
 674 /* Random Global Variables {{{ */
 675 static int PulseInterval_ = 500000;
 676
 677 static const NSString *UI_;
 678
 679 static int Finish_;
 680 static bool RestartSubstrate_;
 681 static NSArray *Finishes_;
 682
 683 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 684 #define NotifyConfig_ "/etc/notify.conf"
 685
 686 static bool Queuing_;
 687
 688 static CYColor Blue_;
 689 static CYColor Blueish_;
 690 static CYColor Black_;
 691 static CYColor Folder_;
 692 static CYColor Off_;
 693 static CYColor White_;
 694 static CYColor Gray_;
 695 static CYColor Green_;
 696 static CYColor Purple_;
 697 static CYColor Purplish_;
 698
 699 static UIColor *InstallingColor_;
 700 static UIColor *RemovingColor_;
 701
 702 static NSString *App_;
 703
 704 static BOOL Advanced_;
 705 static BOOL Ignored_;
 706
 707 static _H<UIFont> Font12_;
 708 static _H<UIFont> Font12Bold_;
 709 static _H<UIFont> Font14_;
 710 static _H<UIFont> Font18_;
 711 static _H<UIFont> Font18Bold_;
 712 static _H<UIFont> Font22Bold_;
 713
 714 static const char *Machine_ = NULL;
 715 static _H<NSString> System_;
 716 static NSString *SerialNumber_ = nil;
 717 static NSString *ChipID_ = nil;
 718 static NSString *BBSNum_ = nil;
 719 static _H<NSString> UniqueID_;
 720 static _H<NSString> UserAgent_;
 721 static _H<NSString> Product_;
 722 static _H<NSString> Safari_;
 723
 724 static _H<NSLocale> CollationLocale_;
 725 static _H<NSArray> CollationThumbs_;
 726 static std::vector<NSInteger> CollationOffset_;
 727 static _H<NSArray> CollationTitles_;
 728 static _H<NSArray> CollationStarts_;
 729 static UTransliterator *CollationTransl_;
 730 //static Function<NSString *, NSString *> CollationModify_;
 731
 732 typedef std::basic_string<UChar> ustring;
 733 static ustring CollationString_;
 734
 735 #define CUC const ustring &str(*reinterpret_cast<const ustring *>(rep))
 736 #define UC ustring &str(*reinterpret_cast<ustring *>(rep))
 737 static struct UReplaceableCallbacks CollationUCalls_ = {
 738     .length = [](const UReplaceable *rep) -> int32_t { CUC;
 739         return str.size();
 740     },
 741
 742     .charAt = [](const UReplaceable *rep, int32_t offset) -> UChar { CUC;
 743         //fprintf(stderr, "charAt(%d) : %d\n", offset, str.size());
 744         if (offset >= str.size())
 745             return 0xffff;
 746         return str[offset];
 747     },
 748
 749     .char32At = [](const UReplaceable *rep, int32_t offset) -> UChar32 { CUC;
 750         //fprintf(stderr, "char32At(%d) : %d\n", offset, str.size());
 751         if (offset >= str.size())
 752             return 0xffff;
 753         UChar32 c;
 754         U16_GET(str.data(), 0, offset, str.size(), c);
 755         return c;
 756     },
 757
 758     .replace = [](UReplaceable *rep, int32_t start, int32_t limit, const UChar *text, int32_t length) -> void { UC;
 759         //fprintf(stderr, "replace(%d, %d, %d) : %d\n", start, limit, length, str.size());
 760         str.replace(start, limit - start, text, length);
 761     },
 762
 763     .extract = [](UReplaceable *rep, int32_t start, int32_t limit, UChar *dst) -> void { UC;
 764         //fprintf(stderr, "extract(%d, %d) : %d\n", start, limit, str.size());
 765         str.copy(dst, limit - start, start);
 766     },
 767
 768     .copy = [](UReplaceable *rep, int32_t start, int32_t limit, int32_t dest) -> void { UC;
 769         //fprintf(stderr, "copy(%d, %d, %d) : %d\n", start, limit, dest, str.size());
 770         str.replace(dest, 0, str, start, limit - start);
 771     },
 772 };
 773
 774 static CFLocaleRef Locale_;
 775 static NSArray *Languages_;
 776 static CGColorSpaceRef space_;
 777
 778 #define CacheState_ "/var/mobile/Library/Caches/com.saurik.Cydia/CacheState.plist"
 779 #define SavedState_ "/var/mobile/Library/Caches/com.saurik.Cydia/SavedState.plist"
 780
 781 static NSDictionary *SectionMap_;
 782 static _H<NSDate> Backgrounded_;
 783 static _transient NSMutableDictionary *Values_;
 784 static _transient NSMutableDictionary *Sections_;
 785 _H<NSMutableDictionary> Sources_;
 786 static _transient NSNumber *Version_;
 787 static time_t now_;
 788
 789 bool IsWildcat_;
 790 CGFloat ScreenScale_;
 791 static NSString *Idiom_;
 792 static _H<NSString> Firmware_;
 793 static NSString *Major_;
 794
 795 static _H<NSMutableDictionary> SessionData_;
 796 static _H<NSObject> HostConfig_;
 797 static _H<NSMutableSet> BridgedHosts_;
 798 static _H<NSMutableSet> InsecureHosts_;
 799 static _H<NSMutableSet> PipelinedHosts_;
 800 static _H<NSMutableSet> CachedURLs_;
 801
 802 static NSString *kCydiaProgressEventTypeError = @"Error";
 803 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 804 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 805 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 806 /* }}} */
 807
 808 /* Display Helpers {{{ */
 809 inline float Interpolate(float begin, float end, float fraction) {
 810     return (end - begin) * fraction + begin;
 811 }
 812
 813 static inline double Retina(double value) {
 814     value *= ScreenScale_;
 815     value = round(value);
 816     value /= ScreenScale_;
 817     return value;
 818 }
 819
 820 static inline CGRect Retina(CGRect value) {
 821     value.origin.x *= ScreenScale_;
 822     value.origin.y *= ScreenScale_;
 823     value.size.width *= ScreenScale_;
 824     value.size.height *= ScreenScale_;
 825     value = CGRectIntegral(value);
 826     value.origin.x /= ScreenScale_;
 827     value.origin.y /= ScreenScale_;
 828     value.size.width /= ScreenScale_;
 829     value.size.height /= ScreenScale_;
 830     return value;
 831 }
 832
 833 static _finline const char *StripVersion_(const char *version) {
 834     const char *colon(strchr(version, ':'));
 835     return colon == NULL ? version : colon + 1;
 836 }
 837
 838 NSString *LocalizeSection(NSString *section) {
 839     static RegEx title_r("(.*?) \\((.*)\\)");
 840     if (title_r(section)) {
 841         NSString *parent(title_r[1]);
 842         NSString *child(title_r[2]);
 843
 844         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 845             LocalizeSection(parent),
 846             LocalizeSection(child)
 847         ];
 848     }
 849
 850     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 851 }
 852
 853 NSString *Simplify(NSString *title) {
 854     const char *data = [title UTF8String];
 855     size_t size = [title lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
 856
 857     static RegEx square_r("\\[(.*)\\]");
 858     if (square_r(data, size))
 859         return Simplify(square_r[1]);
 860
 861     static RegEx paren_r("\\((.*)\\)");
 862     if (paren_r(data, size))
 863         return Simplify(paren_r[1]);
 864
 865     static RegEx title_r("(.*?) \\((.*)\\)");
 866     if (title_r(data, size))
 867         return Simplify(title_r[1]);
 868
 869     return title;
 870 }
 871 /* }}} */
 872
 873 bool isSectionVisible(NSString *section) {
 874     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 875     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 876     return hidden == nil || ![hidden boolValue];
 877 }
 878
 879 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 880     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 881     if (entry == MACH_PORT_NULL)
 882         return nil;
 883
 884     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 885     IOObjectRelease(entry);
 886
 887     if (value == NULL)
 888         return nil;
 889     return [(id) value autorelease];
 890 }
 891
 892 static NSString *CYHex(NSData *data, bool reverse = false) {
 893     if (data == nil)
 894         return nil;
 895
 896     size_t length([data length]);
 897     uint8_t bytes[length];
 898     [data getBytes:bytes];
 899
 900     char string[length * 2 + 1];
 901     for (size_t i(0); i != length; ++i)
 902         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 903
 904     return [NSString stringWithUTF8String:string];
 905 }
 906
 907 @class Cydia;
 908
 909 /* Delegate Prototypes {{{ */
 910 @class Package;
 911 @class Source;
 912 @class CydiaProgressEvent;
 913
 914 @protocol DatabaseDelegate
 915 - (void) repairWithSelector:(SEL)selector;
 916 - (void) setConfigurationData:(NSString *)data;
 917 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 918 @end
 919
 920 @class CYPackageController;
 921
 922 @protocol SourceDelegate
 923 - (void) setFetch:(NSNumber *)fetch;
 924 @end
 925
 926 @protocol FetchDelegate
 927 - (bool) isSourceCancelled;
 928 - (void) startSourceFetch:(NSString *)uri;
 929 - (void) stopSourceFetch:(NSString *)uri;
 930 @end
 931
 932 @protocol CydiaDelegate
 933 - (void) returnToCydia;
 934 - (void) saveState;
 935 - (void) retainNetworkActivityIndicator;
 936 - (void) releaseNetworkActivityIndicator;
 937 - (void) clearPackage:(Package *)package;
 938 - (void) installPackage:(Package *)package;
 939 - (void) installPackages:(NSArray *)packages;
 940 - (void) removePackage:(Package *)package;
 941 - (void) beginUpdate;
 942 - (BOOL) updating;
 943 - (bool) requestUpdate;
 944 - (void) distUpgrade;
 945 - (void) loadData;
 946 - (void) updateData;
 947 - (void) _saveConfig;
 948 - (void) syncData;
 949 - (void) addSource:(NSDictionary *)source;
 950 - (void) addTrivialSource:(NSString *)href;
 951 - (UIProgressHUD *) addProgressHUD;
 952 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 953 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 954 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 955 @end
 956 /* }}} */
 957
 958 /* CancelStatus {{{ */
 959 class CancelStatus :
 960     public pkgAcquireStatus
 961 {
 962   private:
 963     bool cancelled_;
 964
 965   public:
 966     CancelStatus() :
 967         cancelled_(false)
 968     {
 969     }
 970
 971     virtual bool MediaChange(std::string media, std::string drive) {
 972         return false;
 973     }
 974
 975     virtual void IMSHit(pkgAcquire::ItemDesc &desc) {
 976         Done(desc);
 977     }
 978
 979     virtual bool Pulse_(pkgAcquire *Owner) = 0;
 980
 981     virtual bool Pulse(pkgAcquire *Owner) {
 982         if (pkgAcquireStatus::Pulse(Owner) && Pulse_(Owner))
 983             return true;
 984         else {
 985             cancelled_ = true;
 986             return false;
 987         }
 988     }
 989
 990     _finline bool WasCancelled() const {
 991         return cancelled_;
 992     }
 993 };
 994 /* }}} */
 995 /* DelegateStatus {{{ */
 996 class CydiaStatus :
 997     public CancelStatus
 998 {
 999   private:
1000     _transient NSObject<ProgressDelegate> *delegate_;
1001
1002   public:
1003     CydiaStatus() :
1004         delegate_(nil)
1005     {
1006     }
1007
1008     void setDelegate(NSObject<ProgressDelegate> *delegate) {
1009         delegate_ = delegate;
1010     }
1011
1012     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1013         NSString *name([NSString stringWithUTF8String:desc.ShortDesc.c_str()]);
1014         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItemDesc:desc]);
1015         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1016     }
1017
1018     virtual void Done(pkgAcquire::ItemDesc &desc) {
1019         NSString *name([NSString stringWithUTF8String:desc.ShortDesc.c_str()]);
1020         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItemDesc:desc]);
1021         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1022     }
1023
1024     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1025         if (
1026             desc.Owner->Status == pkgAcquire::Item::StatIdle ||
1027             desc.Owner->Status == pkgAcquire::Item::StatDone
1028         )
1029             return;
1030
1031         std::string &error(desc.Owner->ErrorText);
1032         if (error.empty())
1033             return;
1034
1035         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItemDesc:desc]);
1036         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1037     }
1038
1039     virtual bool Pulse_(pkgAcquire *Owner) {
1040         double percent(
1041             double(CurrentBytes + CurrentItems) /
1042             double(TotalBytes + TotalItems)
1043         );
1044
1045         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
1046             [NSNumber numberWithDouble:percent], @"Percent",
1047
1048             [NSNumber numberWithDouble:CurrentBytes], @"Current",
1049             [NSNumber numberWithDouble:TotalBytes], @"Total",
1050             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
1051         nil] waitUntilDone:YES];
1052
1053         return ![delegate_ isProgressCancelled];
1054     }
1055
1056     virtual void Start() {
1057         pkgAcquireStatus::Start();
1058         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1059     }
1060
1061     virtual void Stop() {
1062         pkgAcquireStatus::Stop();
1063         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1064         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1065     }
1066 };
1067 /* }}} */
1068 /* Database Interface {{{ */
1069 typedef std::map< unsigned long, _H<Source> > SourceMap;
1070
1071 @interface Database : NSObject {
1072     NSZone *zone_;
1073     CYPool pool_;
1074
1075     unsigned era_;
1076     _H<NSDate> delock_;
1077
1078     pkgCacheFile cache_;
1079     pkgDepCache::Policy *policy_;
1080     pkgRecords *records_;
1081     pkgProblemResolver *resolver_;
1082     pkgAcquire *fetcher_;
1083     FileFd *lock_;
1084     SPtr<pkgPackageManager> manager_;
1085     pkgSourceList *list_;
1086
1087     SourceMap sourceMap_;
1088     _H<NSMutableArray> sourceList_;
1089
1090     CFMutableArrayRef packages_;
1091
1092     _transient NSObject<DatabaseDelegate> *delegate_;
1093     _transient NSObject<ProgressDelegate> *progress_;
1094
1095     CydiaStatus status_;
1096
1097     int cydiafd_;
1098     int statusfd_;
1099     FILE *input_;
1100
1101     std::map<const char *, _H<NSString> > sections_;
1102 }
1103
1104 + (Database *) sharedInstance;
1105 - (unsigned) era;
1106
1107 - (void) _readCydia:(NSNumber *)fd;
1108 - (void) _readStatus:(NSNumber *)fd;
1109 - (void) _readOutput:(NSNumber *)fd;
1110
1111 - (FILE *) input;
1112
1113 - (Package *) packageWithName:(NSString *)name;
1114
1115 - (pkgCacheFile &) cache;
1116 - (pkgDepCache::Policy *) policy;
1117 - (pkgRecords *) records;
1118 - (pkgProblemResolver *) resolver;
1119 - (pkgAcquire &) fetcher;
1120 - (pkgSourceList &) list;
1121 - (NSArray *) packages;
1122 - (NSArray *) sources;
1123 - (Source *) sourceWithKey:(NSString *)key;
1124 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1125
1126 - (void) configure;
1127 - (bool) prepare;
1128 - (void) perform;
1129 - (bool) upgrade;
1130 - (void) update;
1131
1132 - (void) updateWithStatus:(CancelStatus &)status;
1133
1134 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1135
1136 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1137 - (NSObject<ProgressDelegate> *) progressDelegate;
1138
1139 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1140 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1141 - (void) resetFetch;
1142
1143 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1144
1145 @end
1146 /* }}} */
1147 /* SourceStatus {{{ */
1148 class SourceStatus :
1149     public CancelStatus
1150 {
1151   private:
1152     _transient NSObject<FetchDelegate> *delegate_;
1153     _transient Database *database_;
1154     std::set<std::string> fetches_;
1155
1156   public:
1157     SourceStatus(NSObject<FetchDelegate> *delegate, Database *database) :
1158         delegate_(delegate),
1159         database_(database)
1160     {
1161     }
1162
1163     void Set(bool fetch, const std::string &uri) {
1164         if (fetch) {
1165             if (!fetches_.insert(uri).second)
1166                 return;
1167         } else {
1168             if (fetches_.erase(uri) == 0)
1169                 return;
1170         }
1171
1172         //printf("Set(%s, %s)\n", fetch ? "true" : "false", uri.c_str());
1173         [database_ setFetch:fetch forURI:uri.c_str()];
1174     }
1175
1176     _finline void Set(bool fetch, pkgAcquire::Item *item) {
1177         /*unsigned long ID(fetch ? 1 : 0);
1178         if (item->ID == ID)
1179             return;
1180         item->ID = ID;*/
1181         Set(fetch, item->DescURI());
1182     }
1183
1184     void Log(const char *tag, pkgAcquire::Item *item) {
1185         //printf("%s(%s) S:%u Q:%u\n", tag, item->DescURI().c_str(), item->Status, item->QueueCounter);
1186     }
1187
1188     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1189         Log("Fetch", desc.Owner);
1190         Set(true, desc.Owner);
1191     }
1192
1193     virtual void Done(pkgAcquire::ItemDesc &desc) {
1194         Log("Done", desc.Owner);
1195         Set(false, desc.Owner);
1196     }
1197
1198     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1199         Log("Fail", desc.Owner);
1200         Set(false, desc.Owner);
1201     }
1202
1203     virtual bool Pulse_(pkgAcquire *Owner) {
1204         std::set<std::string> fetches;
1205         for (pkgAcquire::ItemCIterator item(Owner->ItemsBegin()); item != Owner->ItemsEnd(); ++item) {
1206             bool fetch;
1207             if ((*item)->QueueCounter == 0)
1208                 fetch = false;
1209             else switch ((*item)->Status) {
1210                 case pkgAcquire::Item::StatFetching:
1211                     fetches.insert((*item)->DescURI());
1212                     fetch = true;
1213                 break;
1214
1215                 default:
1216                     fetch = false;
1217                 break;
1218             }
1219
1220             Log(fetch ? "Pulse<true>" : "Pulse<false>", *item);
1221             Set(fetch, *item);
1222         }
1223
1224         std::vector<std::string> stops;
1225         std::set_difference(fetches_.begin(), fetches_.end(), fetches.begin(), fetches.end(), std::back_insert_iterator<std::vector<std::string>>(stops));
1226         for (std::vector<std::string>::const_iterator stop(stops.begin()); stop != stops.end(); ++stop) {
1227             //printf("Stop(%s)\n", stop->c_str());
1228             Set(false, *stop);
1229         }
1230
1231         return ![delegate_ isSourceCancelled];
1232     }
1233
1234     virtual void Stop() {
1235         pkgAcquireStatus::Stop();
1236         [database_ resetFetch];
1237     }
1238 };
1239 /* }}} */
1240 /* ProgressEvent Implementation {{{ */
1241 @implementation CydiaProgressEvent
1242
1243 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1244     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1245 }
1246
1247 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1248     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1249     [event setPackage:package];
1250     return event;
1251 }
1252
1253 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItemDesc:(pkgAcquire::ItemDesc &)desc {
1254     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1255
1256     NSString *description([NSString stringWithUTF8String:desc.Description.c_str()]);
1257     NSArray *fields([description componentsSeparatedByString:@" "]);
1258     [event setItem:fields];
1259
1260     if ([fields count] > 3) {
1261         [event setPackage:[fields objectAtIndex:2]];
1262         [event setVersion:[fields objectAtIndex:3]];
1263     }
1264
1265     [event setURL:[NSString stringWithUTF8String:desc.URI.c_str()]];
1266
1267     return event;
1268 }
1269
1270 + (NSArray *) _attributeKeys {
1271     return [NSArray arrayWithObjects:
1272         @"item",
1273         @"message",
1274         @"package",
1275         @"type",
1276         @"url",
1277         @"version",
1278     nil];
1279 }
1280
1281 - (NSArray *) attributeKeys {
1282     return [[self class] _attributeKeys];
1283 }
1284
1285 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1286     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1287 }
1288
1289 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1290     if ((self = [super init]) != nil) {
1291         message_ = message;
1292         type_ = type;
1293     } return self;
1294 }
1295
1296 - (NSString *) message {
1297     return message_;
1298 }
1299
1300 - (NSString *) type {
1301     return type_;
1302 }
1303
1304 - (NSArray *) item {
1305     return (id) item_ ?: [NSNull null];
1306 }
1307
1308 - (void) setItem:(NSArray *)item {
1309     item_ = item;
1310 }
1311
1312 - (NSString *) package {
1313     return (id) package_ ?: [NSNull null];
1314 }
1315
1316 - (void) setPackage:(NSString *)package {
1317     package_ = package;
1318 }
1319
1320 - (NSString *) url {
1321     return (id) url_ ?: [NSNull null];
1322 }
1323
1324 - (void) setURL:(NSString *)url {
1325     url_ = url;
1326 }
1327
1328 - (void) setVersion:(NSString *)version {
1329     version_ = version;
1330 }
1331
1332 - (NSString *) version {
1333     return (id) version_ ?: [NSNull null];
1334 }
1335
1336 - (NSString *) compound:(NSString *)value {
1337     if (value != nil) {
1338         NSString *mode(nil); {
1339             NSString *type([self type]);
1340             if ([type isEqualToString:kCydiaProgressEventTypeError])
1341                 mode = UCLocalize("ERROR");
1342             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1343                 mode = UCLocalize("WARNING");
1344         }
1345
1346         if (mode != nil)
1347             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1348     }
1349
1350     return value;
1351 }
1352
1353 - (NSString *) compoundMessage {
1354     return [self compound:[self message]];
1355 }
1356
1357 - (NSString *) compoundTitle {
1358     NSString *title;
1359
1360     if (package_ == nil)
1361         title = nil;
1362     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1363         title = [package name];
1364     else
1365         title = package_;
1366
1367     return [self compound:title];
1368 }
1369
1370 @end
1371 /* }}} */
1372
1373 // Cytore Definitions {{{
1374 struct PackageValue :
1375     Cytore::Block
1376 {
1377     Cytore::Offset<PackageValue> next_;
1378
1379     uint32_t index_ : 23;
1380     uint32_t subscribed_ : 1;
1381     uint32_t : 8;
1382
1383     int32_t first_;
1384     int32_t last_;
1385
1386     uint16_t vhash_;
1387     uint16_t nhash_;
1388
1389     char version_[8];
1390     char name_[];
1391 };
1392
1393 struct MetaValue :
1394     Cytore::Block
1395 {
1396     uint32_t active_;
1397     Cytore::Offset<PackageValue> packages_[1 << 16];
1398 };
1399
1400 static Cytore::File<MetaValue> MetaFile_;
1401 // }}}
1402 // Cytore Helper Functions {{{
1403 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1404     SplitHash nhash = { hashlittle(name, length) };
1405
1406     PackageValue *metadata;
1407
1408     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1409     for (;; offset = &metadata->next_) { if (offset->IsNull()) {
1410         *offset = MetaFile_.New<PackageValue>(length + 1);
1411         metadata = &MetaFile_.Get(*offset);
1412
1413         if (metadata == NULL) {
1414             if (fail != NULL)
1415                 *fail = true;
1416
1417             metadata = new PackageValue();
1418             memset(metadata, 0, sizeof(*metadata));
1419         }
1420
1421         memcpy(metadata->name_, name, length);
1422         metadata->name_[length] = '\0';
1423         metadata->nhash_ = nhash.u16[1];
1424     } else {
1425         metadata = &MetaFile_.Get(*offset);
1426         if (metadata->nhash_ != nhash.u16[1])
1427             continue;
1428         if (strncmp(metadata->name_, name, length) != 0)
1429             continue;
1430         if (metadata->name_[length] != '\0')
1431             continue;
1432     } break; }
1433
1434     return metadata;
1435 }
1436
1437 static void PackageImport(const void *key, const void *value, void *context) {
1438     bool &fail(*reinterpret_cast<bool *>(context));
1439
1440     char buffer[1024];
1441     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1442         NSLog(@"failed to import package %@", key);
1443         return;
1444     }
1445
1446     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1447     NSDictionary *package((NSDictionary *) value);
1448
1449     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1450         if ([subscribed boolValue] && !metadata->subscribed_)
1451             metadata->subscribed_ = true;
1452
1453     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1454         time_t time([date timeIntervalSince1970]);
1455         if (metadata->first_ > time || metadata->first_ == 0)
1456             metadata->first_ = time;
1457     }
1458
1459     NSDate *date([package objectForKey:@"LastSeen"]);
1460     NSString *version([package objectForKey:@"LastVersion"]);
1461
1462     if (date != nil && version != nil) {
1463         time_t time([date timeIntervalSince1970]);
1464         if (metadata->last_ < time || metadata->last_ == 0)
1465             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1466                 size_t length(strlen(buffer));
1467                 uint16_t vhash(hashlittle(buffer, length));
1468
1469                 size_t capped(std::min<size_t>(8, length));
1470                 char *latest(buffer + length - capped);
1471
1472                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1473                 metadata->vhash_ = vhash;
1474
1475                 metadata->last_ = time;
1476             }
1477     }
1478 }
1479 // }}}
1480
1481 static NSDate *GetStatusDate() {
1482     return [[[NSFileManager defaultManager] attributesOfItemAtPath:@"/var/lib/dpkg/status" error:NULL] fileModificationDate];
1483 }
1484
1485 static void SaveConfig(NSObject *lock) {
1486     @synchronized (lock) {
1487         _trace();
1488         MetaFile_.Sync();
1489         _trace();
1490     }
1491
1492     CFPreferencesSetMultiple((CFDictionaryRef) [NSDictionary dictionaryWithObjectsAndKeys:
1493         Values_, @"CydiaValues",
1494         Sections_, @"CydiaSections",
1495         (id) Sources_, @"CydiaSources",
1496         Version_, @"CydiaVersion",
1497     nil], NULL, CFSTR("com.saurik.Cydia"), kCFPreferencesCurrentUser, kCFPreferencesCurrentHost);
1498
1499     if (!CFPreferencesAppSynchronize(CFSTR("com.saurik.Cydia")))
1500         NSLog(@"CFPreferencesAppSynchronize(com.saurik.Cydia) == false");
1501
1502     CydiaWriteSources();
1503 }
1504
1505 /* Source Class {{{ */
1506 @interface Source : NSObject {
1507     unsigned era_;
1508     Database *database_;
1509     metaIndex *index_;
1510
1511     CYString depiction_;
1512     CYString description_;
1513     CYString label_;
1514     CYString origin_;
1515     CYString support_;
1516
1517     CYString uri_;
1518     CYString distribution_;
1519     CYString type_;
1520     CYString base_;
1521     CYString version_;
1522
1523     _H<NSString> host_;
1524     _H<NSString> authority_;
1525
1526     CYString defaultIcon_;
1527
1528     _H<NSMutableDictionary> record_;
1529     BOOL trusted_;
1530
1531     std::set<std::string> fetches_;
1532     std::set<std::string> files_;
1533     _transient NSObject<SourceDelegate> *delegate_;
1534 }
1535
1536 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(CYPool *)pool;
1537
1538 - (NSComparisonResult) compareByName:(Source *)source;
1539
1540 - (NSString *) depictionForPackage:(NSString *)package;
1541 - (NSString *) supportForPackage:(NSString *)package;
1542
1543 - (metaIndex *) metaIndex;
1544 - (NSDictionary *) record;
1545 - (BOOL) trusted;
1546
1547 - (NSString *) rooturi;
1548 - (NSString *) distribution;
1549 - (NSString *) type;
1550
1551 - (NSString *) key;
1552 - (NSString *) host;
1553
1554 - (NSString *) name;
1555 - (NSString *) shortDescription;
1556 - (NSString *) label;
1557 - (NSString *) origin;
1558 - (NSString *) version;
1559
1560 - (NSString *) defaultIcon;
1561 - (NSURL *) iconURL;
1562
1563 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1564 - (void) resetFetch;
1565
1566 @end
1567
1568 @implementation Source
1569
1570 + (NSString *) webScriptNameForSelector:(SEL)selector {
1571     if (false);
1572     else if (selector == @selector(addSection:))
1573         return @"addSection";
1574     else if (selector == @selector(getField:))
1575         return @"getField";
1576     else if (selector == @selector(removeSection:))
1577         return @"removeSection";
1578     else if (selector == @selector(remove))
1579         return @"remove";
1580     else
1581         return nil;
1582 }
1583
1584 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1585     return [self webScriptNameForSelector:selector] == nil;
1586 }
1587
1588 + (NSArray *) _attributeKeys {
1589     return [NSArray arrayWithObjects:
1590         @"baseuri",
1591         @"distribution",
1592         @"host",
1593         @"key",
1594         @"iconuri",
1595         @"label",
1596         @"name",
1597         @"origin",
1598         @"rooturi",
1599         @"sections",
1600         @"shortDescription",
1601         @"trusted",
1602         @"type",
1603         @"version",
1604     nil];
1605 }
1606
1607 - (NSArray *) attributeKeys {
1608     return [[self class] _attributeKeys];
1609 }
1610
1611 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1612     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1613 }
1614
1615 - (metaIndex *) metaIndex {
1616     return index_;
1617 }
1618
1619 - (void) setMetaIndex:(metaIndex *)index inPool:(CYPool *)pool {
1620     trusted_ = index->IsTrusted();
1621
1622     uri_.set(pool, index->GetURI());
1623     distribution_.set(pool, index->GetDist());
1624     type_.set(pool, index->GetType());
1625
1626     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1627     if (dindex != NULL) {
1628         std::string file(dindex->MetaIndexURI(""));
1629         base_.set(pool, file);
1630
1631         pkgAcquire acquire;
1632         _profile(Source$setMetaIndex$GetIndexes)
1633         dindex->GetIndexes(&acquire, true);
1634         _end
1635         _profile(Source$setMetaIndex$DescURI)
1636         for (pkgAcquire::ItemIterator item(acquire.ItemsBegin()); item != acquire.ItemsEnd(); item++) {
1637             std::string file((*item)->DescURI());
1638             files_.insert(file);
1639             if (file.length() < sizeof("Packages.bz2") || file.substr(file.length() - sizeof("Packages.bz2")) != "/Packages.bz2")
1640                 continue;
1641             file = file.substr(0, file.length() - 4);
1642             files_.insert(file);
1643             files_.insert(file + ".gz");
1644             files_.insert(file + "Index");
1645         }
1646         _end
1647
1648         FileFd fd;
1649         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1650             _error->Discard();
1651         else {
1652             pkgTagFile tags(&fd);
1653
1654             pkgTagSection section;
1655             tags.Step(section);
1656
1657             struct {
1658                 const char *name_;
1659                 CYString *value_;
1660             } names[] = {
1661                 {"default-icon", &defaultIcon_},
1662                 {"depiction", &depiction_},
1663                 {"description", &description_},
1664                 {"label", &label_},
1665                 {"origin", &origin_},
1666                 {"support", &support_},
1667                 {"version", &version_},
1668             };
1669
1670             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1671                 const char *start, *end;
1672
1673                 if (section.Find(names[i].name_, start, end)) {
1674                     CYString &value(*names[i].value_);
1675                     value.set(pool, start, end - start);
1676                 }
1677             }
1678         }
1679     }
1680
1681     record_ = [Sources_ objectForKey:[self key]];
1682
1683     NSURL *url([NSURL URLWithString:uri_]);
1684
1685     host_ = [url host];
1686     if (host_ != nil)
1687         host_ = [host_ lowercaseString];
1688
1689     if (host_ != nil)
1690         authority_ = host_;
1691     else
1692         authority_ = [url path];
1693 }
1694
1695 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(CYPool *)pool {
1696     if ((self = [super init]) != nil) {
1697         era_ = [database era];
1698         database_ = database;
1699         index_ = index;
1700
1701         _profile(Source$initWithMetaIndex$setMetaIndex)
1702         [self setMetaIndex:index inPool:pool];
1703         _end
1704     } return self;
1705 }
1706
1707 - (NSString *) getField:(NSString *)name {
1708 @synchronized (database_) {
1709     if ([database_ era] != era_ || index_ == NULL)
1710         return nil;
1711
1712     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1713     if (dindex == NULL)
1714         return nil;
1715
1716     FileFd fd;
1717     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1718          _error->Discard();
1719          return nil;
1720     }
1721
1722     pkgTagFile tags(&fd);
1723
1724     pkgTagSection section;
1725     tags.Step(section);
1726
1727     const char *start, *end;
1728     if (!section.Find([name UTF8String], start, end))
1729         return (NSString *) [NSNull null];
1730
1731     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1732 } }
1733
1734 - (NSComparisonResult) compareByName:(Source *)source {
1735     NSString *lhs = [self name];
1736     NSString *rhs = [source name];
1737
1738     if ([lhs length] != 0 && [rhs length] != 0) {
1739         unichar lhc = [lhs characterAtIndex:0];
1740         unichar rhc = [rhs characterAtIndex:0];
1741
1742         if (isalpha(lhc) && !isalpha(rhc))
1743             return NSOrderedAscending;
1744         else if (!isalpha(lhc) && isalpha(rhc))
1745             return NSOrderedDescending;
1746     }
1747
1748     return [lhs compare:rhs options:LaxCompareOptions_];
1749 }
1750
1751 - (NSString *) depictionForPackage:(NSString *)package {
1752     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1753 }
1754
1755 - (NSString *) supportForPackage:(NSString *)package {
1756     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1757 }
1758
1759 - (NSArray *) sections {
1760     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1761 }
1762
1763 - (void) _addSection:(NSString *)section {
1764     if (record_ == nil)
1765         return;
1766     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1767         if (![sections containsObject:section])
1768             [sections addObject:section];
1769     } else
1770         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1771 }
1772
1773 - (bool) addSection:(NSString *)section {
1774     if (record_ == nil)
1775         return false;
1776
1777     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1778     return true;
1779 }
1780
1781 - (void) _removeSection:(NSString *)section {
1782     if (record_ == nil)
1783         return;
1784
1785     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1786         if ([sections containsObject:section])
1787             [sections removeObject:section];
1788 }
1789
1790 - (bool) removeSection:(NSString *)section {
1791     if (record_ == nil)
1792         return false;
1793
1794     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1795     return true;
1796 }
1797
1798 - (void) _remove {
1799     [Sources_ removeObjectForKey:[self key]];
1800 }
1801
1802 - (bool) remove {
1803     bool value(record_ != nil);
1804     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1805     return value;
1806 }
1807
1808 - (NSDictionary *) record {
1809     return record_;
1810 }
1811
1812 - (BOOL) trusted {
1813     return trusted_;
1814 }
1815
1816 - (NSString *) rooturi {
1817     return uri_;
1818 }
1819
1820 - (NSString *) distribution {
1821     return distribution_;
1822 }
1823
1824 - (NSString *) type {
1825     return type_;
1826 }
1827
1828 - (NSString *) baseuri {
1829     return base_.empty() ? nil : (id) base_;
1830 }
1831
1832 - (NSString *) iconuri {
1833     if (NSString *base = [self baseuri])
1834         return [base stringByAppendingString:@"CydiaIcon.png"];
1835
1836     return nil;
1837 }
1838
1839 - (NSURL *) iconURL {
1840     if (NSString *uri = [self iconuri])
1841         return [NSURL URLWithString:uri];
1842     return nil;
1843 }
1844
1845 - (NSString *) key {
1846     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1847 }
1848
1849 - (NSString *) host {
1850     return host_;
1851 }
1852
1853 - (NSString *) name {
1854     return origin_.empty() ? (id) authority_ : origin_;
1855 }
1856
1857 - (NSString *) shortDescription {
1858     return description_;
1859 }
1860
1861 - (NSString *) label {
1862     return label_.empty() ? (id) authority_ : label_;
1863 }
1864
1865 - (NSString *) origin {
1866     return origin_;
1867 }
1868
1869 - (NSString *) version {
1870     return version_;
1871 }
1872
1873 - (NSString *) defaultIcon {
1874     return defaultIcon_;
1875 }
1876
1877 - (void) setDelegate:(NSObject<SourceDelegate> *)delegate {
1878     delegate_ = delegate;
1879 }
1880
1881 - (bool) fetch {
1882     return !fetches_.empty();
1883 }
1884
1885 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
1886     if (!fetch) {
1887         if (fetches_.erase(uri) == 0)
1888             return;
1889     } else if (files_.find(uri) == files_.end())
1890         return;
1891     else if (!fetches_.insert(uri).second)
1892         return;
1893
1894     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:[self fetch]] waitUntilDone:NO];
1895 }
1896
1897 - (void) resetFetch {
1898     fetches_.clear();
1899     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:NO];
1900 }
1901
1902 @end
1903 /* }}} */
1904 /* CydiaOperation Class {{{ */
1905 @interface CydiaOperation : NSObject {
1906     _H<NSString> operator_;
1907     _H<NSString> value_;
1908 }
1909
1910 - (NSString *) operator;
1911 - (NSString *) value;
1912
1913 @end
1914
1915 @implementation CydiaOperation
1916
1917 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1918     if ((self = [super init]) != nil) {
1919         operator_ = [NSString stringWithUTF8String:_operator];
1920         value_ = [NSString stringWithUTF8String:value];
1921     } return self;
1922 }
1923
1924 + (NSArray *) _attributeKeys {
1925     return [NSArray arrayWithObjects:
1926         @"operator",
1927         @"value",
1928     nil];
1929 }
1930
1931 - (NSArray *) attributeKeys {
1932     return [[self class] _attributeKeys];
1933 }
1934
1935 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1936     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1937 }
1938
1939 - (NSString *) operator {
1940     return operator_;
1941 }
1942
1943 - (NSString *) value {
1944     return value_;
1945 }
1946
1947 @end
1948 /* }}} */
1949 /* CydiaClause Class {{{ */
1950 @interface CydiaClause : NSObject {
1951     _H<NSString> package_;
1952     _H<CydiaOperation> version_;
1953 }
1954
1955 - (NSString *) package;
1956 - (CydiaOperation *) version;
1957
1958 @end
1959
1960 @implementation CydiaClause
1961
1962 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1963     if ((self = [super init]) != nil) {
1964         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1965
1966         if (const char *version = dep.TargetVer())
1967             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1968         else
1969             version_ = (id) [NSNull null];
1970     } return self;
1971 }
1972
1973 + (NSArray *) _attributeKeys {
1974     return [NSArray arrayWithObjects:
1975         @"package",
1976         @"version",
1977     nil];
1978 }
1979
1980 - (NSArray *) attributeKeys {
1981     return [[self class] _attributeKeys];
1982 }
1983
1984 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1985     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1986 }
1987
1988 - (NSString *) package {
1989     return package_;
1990 }
1991
1992 - (CydiaOperation *) version {
1993     return version_;
1994 }
1995
1996 @end
1997 /* }}} */
1998 /* CydiaRelation Class {{{ */
1999 @interface CydiaRelation : NSObject {
2000     _H<NSString> relationship_;
2001     _H<NSMutableArray> clauses_;
2002 }
2003
2004 - (NSString *) relationship;
2005 - (NSArray *) clauses;
2006
2007 @end
2008
2009 @implementation CydiaRelation
2010
2011 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
2012     if ((self = [super init]) != nil) {
2013         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
2014         clauses_ = [NSMutableArray arrayWithCapacity:8];
2015
2016         pkgCache::DepIterator start;
2017         pkgCache::DepIterator end;
2018         dep.GlobOr(start, end); // ++dep
2019
2020         _forever {
2021             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
2022
2023             // yes, seriously. (wtf?)
2024             if (start == end)
2025                 break;
2026             ++start;
2027         }
2028     } return self;
2029 }
2030
2031 + (NSArray *) _attributeKeys {
2032     return [NSArray arrayWithObjects:
2033         @"clauses",
2034         @"relationship",
2035     nil];
2036 }
2037
2038 - (NSArray *) attributeKeys {
2039     return [[self class] _attributeKeys];
2040 }
2041
2042 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2043     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2044 }
2045
2046 - (NSString *) relationship {
2047     return relationship_;
2048 }
2049
2050 - (NSArray *) clauses {
2051     return clauses_;
2052 }
2053
2054 - (void) addClause:(CydiaClause *)clause {
2055     [clauses_ addObject:clause];
2056 }
2057
2058 @end
2059 /* }}} */
2060 /* Package Class {{{ */
2061 struct ParsedPackage {
2062     CYString md5sum_;
2063     CYString tagline_;
2064
2065     CYString architecture_;
2066     CYString icon_;
2067
2068     CYString depiction_;
2069     CYString homepage_;
2070     CYString author_;
2071
2072     CYString support_;
2073 };
2074
2075 @interface Package : NSObject {
2076     uint32_t era_ : 25;
2077     @public uint32_t role_ : 3;
2078     uint32_t essential_ : 1;
2079     uint32_t obsolete_ : 1;
2080     uint32_t ignored_ : 1;
2081     uint32_t pooled_ : 1;
2082
2083     CYPool *pool_;
2084
2085     uint32_t rank_;
2086
2087     _transient Database *database_;
2088
2089     pkgCache::VerIterator version_;
2090     pkgCache::PkgIterator iterator_;
2091     pkgCache::VerFileIterator file_;
2092
2093     CYString id_;
2094     CYString name_;
2095     CYString transform_;
2096
2097     CYString latest_;
2098     CYString installed_;
2099     time_t upgraded_;
2100
2101     const char *section_;
2102     _transient NSString *section$_;
2103
2104     _H<Source> source_;
2105
2106     PackageValue *metadata_;
2107     ParsedPackage *parsed_;
2108
2109     _H<NSMutableArray> tags_;
2110 }
2111
2112 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database;
2113 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database;
2114
2115 - (pkgCache::PkgIterator) iterator;
2116 - (void) parse;
2117
2118 - (NSString *) section;
2119 - (NSString *) simpleSection;
2120
2121 - (NSString *) longSection;
2122 - (NSString *) shortSection;
2123
2124 - (NSString *) uri;
2125
2126 - (MIMEAddress *) maintainer;
2127 - (size_t) size;
2128 - (NSString *) longDescription;
2129 - (NSString *) shortDescription;
2130 - (unichar) index;
2131
2132 - (PackageValue *) metadata;
2133 - (time_t) seen;
2134
2135 - (bool) subscribed;
2136 - (bool) setSubscribed:(bool)subscribed;
2137
2138 - (BOOL) ignored;
2139
2140 - (NSString *) latest;
2141 - (NSString *) installed;
2142 - (BOOL) uninstalled;
2143
2144 - (BOOL) valid;
2145 - (BOOL) upgradableAndEssential:(BOOL)essential;
2146 - (BOOL) essential;
2147 - (BOOL) broken;
2148 - (BOOL) unfiltered;
2149 - (BOOL) visible;
2150
2151 - (BOOL) half;
2152 - (BOOL) halfConfigured;
2153 - (BOOL) halfInstalled;
2154 - (BOOL) hasMode;
2155 - (NSString *) mode;
2156
2157 - (NSString *) id;
2158 - (NSString *) name;
2159 - (UIImage *) icon;
2160 - (NSString *) homepage;
2161 - (NSString *) depiction;
2162 - (MIMEAddress *) author;
2163
2164 - (NSString *) support;
2165
2166 - (NSArray *) files;
2167 - (NSArray *) warnings;
2168 - (NSArray *) applications;
2169
2170 - (Source *) source;
2171
2172 - (uint32_t) rank;
2173 - (BOOL) matches:(NSArray *)query;
2174
2175 - (BOOL) hasTag:(NSString *)tag;
2176 - (NSString *) primaryPurpose;
2177 - (NSArray *) purposes;
2178 - (bool) isCommercial;
2179
2180 - (void) setIndex:(size_t)index;
2181
2182 - (CYString &) cyname;
2183
2184 - (uint32_t) compareBySection:(NSArray *)sections;
2185
2186 - (void) install;
2187 - (void) remove;
2188
2189 @end
2190
2191 uint32_t PackageChangesRadix(Package *self, void *) {
2192     union {
2193         uint32_t key;
2194
2195         struct {
2196             uint32_t timestamp : 30;
2197             uint32_t ignored : 1;
2198             uint32_t upgradable : 1;
2199         } bits;
2200     } value;
2201
2202     bool upgradable([self upgradableAndEssential:YES]);
2203     value.bits.upgradable = upgradable ? 1 : 0;
2204
2205     if (upgradable) {
2206         value.bits.timestamp = 0;
2207         value.bits.ignored = [self ignored] ? 0 : 1;
2208         value.bits.upgradable = 1;
2209     } else {
2210         value.bits.timestamp = [self seen] >> 2;
2211         value.bits.ignored = 0;
2212         value.bits.upgradable = 0;
2213     }
2214
2215     return _not(uint32_t) - value.key;
2216 }
2217
2218 CYString &(*PackageName)(Package *self, SEL sel);
2219
2220 uint32_t PackagePrefixRadix(Package *self, void *context) {
2221     size_t offset(reinterpret_cast<size_t>(context));
2222     CYString &name(PackageName(self, @selector(cyname)));
2223
2224     size_t size(name.size());
2225     if (size == 0)
2226         return 0;
2227     char *text(name.data());
2228
2229     size_t zeros;
2230     if (!isdigit(text[0]))
2231         zeros = 0;
2232     else {
2233         size_t digits(1);
2234         while (size != digits && isdigit(text[digits]))
2235             if (++digits == 4)
2236                 break;
2237         zeros = 4 - digits;
2238     }
2239
2240     uint8_t data[4];
2241
2242     if (offset == 0 && zeros != 0) {
2243         memset(data, '0', zeros);
2244         memcpy(data + zeros, text, 4 - zeros);
2245     } else {
2246         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2247         if (size <= offset - zeros)
2248             return 0;
2249
2250         text += offset - zeros;
2251         size -= offset - zeros;
2252
2253         if (size >= 4)
2254             memcpy(data, text, 4);
2255         else {
2256             memcpy(data, text, size);
2257             memset(data + size, 0, 4 - size);
2258         }
2259
2260         for (size_t i(0); i != 4; ++i)
2261             if (isalpha(data[i]))
2262                 data[i] |= 0x20;
2263     }
2264
2265     if (offset == 0)
2266         if (data[0] == '@')
2267             data[0] = 0x7f;
2268         else
2269             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2270
2271     /* XXX: ntohl may be more honest */
2272     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2273 }
2274
2275 CFComparisonResult StringNameCompare(CFStringRef lhn, CFStringRef rhn, size_t length) {
2276     _profile(PackageNameCompare)
2277         if (lhn == NULL)
2278             return rhn == NULL ? kCFCompareEqualTo : kCFCompareLessThan;
2279         else if (rhn == NULL)
2280             return kCFCompareGreaterThan;
2281
2282         CFIndex length(CFStringGetLength(lhn));
2283
2284         _profile(PackageNameCompare$NumbersLast)
2285             if (length != 0 && CFStringGetLength(rhn) != 0) {
2286                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2287                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2288                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2289                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2290                     return lha ? kCFCompareLessThan : kCFCompareGreaterThan;
2291             }
2292         _end
2293
2294         _profile(PackageNameCompare$Compare)
2295             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, (CFLocaleRef) (id) CollationLocale_);
2296         _end
2297     _end
2298 }
2299
2300 _finline CFComparisonResult StringNameCompare(NSString *lhn, NSString*rhn, size_t length) {
2301     return StringNameCompare((CFStringRef) lhn, (CFStringRef) rhn, length);
2302 }
2303
2304 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2305     CYString &lhn(PackageName(lhs, @selector(cyname)));
2306     NSString *rhn(PackageName(rhs, @selector(cyname)));
2307     return StringNameCompare(lhn, rhn, lhn.size());
2308 }
2309
2310 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *arg) {
2311     return PackageNameCompare(*lhs, *rhs, arg);
2312 }
2313
2314 struct PackageNameOrdering :
2315     std::binary_function<Package *, Package *, bool>
2316 {
2317     _finline bool operator ()(Package *lhs, Package *rhs) const {
2318         return PackageNameCompare(lhs, rhs, NULL) == kCFCompareLessThan;
2319     }
2320 };
2321
2322 @implementation Package
2323
2324 - (NSString *) description {
2325     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2326 }
2327
2328 - (void) dealloc {
2329     if (!pooled_)
2330         delete pool_;
2331     if (parsed_ != NULL)
2332         delete parsed_;
2333     [super dealloc];
2334 }
2335
2336 + (NSString *) webScriptNameForSelector:(SEL)selector {
2337     if (false);
2338     else if (selector == @selector(clear))
2339         return @"clear";
2340     else if (selector == @selector(getField:))
2341         return @"getField";
2342     else if (selector == @selector(getRecord))
2343         return @"getRecord";
2344     else if (selector == @selector(hasTag:))
2345         return @"hasTag";
2346     else if (selector == @selector(install))
2347         return @"install";
2348     else if (selector == @selector(remove))
2349         return @"remove";
2350     else
2351         return nil;
2352 }
2353
2354 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2355     return [self webScriptNameForSelector:selector] == nil;
2356 }
2357
2358 + (NSArray *) _attributeKeys {
2359     return [NSArray arrayWithObjects:
2360         @"applications",
2361         @"architecture",
2362         @"author",
2363         @"depiction",
2364         @"essential",
2365         @"homepage",
2366         @"icon",
2367         @"id",
2368         @"installed",
2369         @"latest",
2370         @"longDescription",
2371         @"longSection",
2372         @"maintainer",
2373         @"md5sum",
2374         @"mode",
2375         @"name",
2376         @"purposes",
2377         @"relations",
2378         @"section",
2379         @"selection",
2380         @"shortDescription",
2381         @"shortSection",
2382         @"simpleSection",
2383         @"size",
2384         @"source",
2385         @"state",
2386         @"support",
2387         @"tags",
2388         @"upgraded",
2389         @"warnings",
2390     nil];
2391 }
2392
2393 - (NSArray *) attributeKeys {
2394     return [[self class] _attributeKeys];
2395 }
2396
2397 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2398     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2399 }
2400
2401 - (NSArray *) relations {
2402 @synchronized (database_) {
2403     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2404     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2405         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2406     return relations;
2407 } }
2408
2409 - (NSString *) architecture {
2410     [self parse];
2411 @synchronized (database_) {
2412     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2413 } }
2414
2415 - (NSString *) getField:(NSString *)name {
2416 @synchronized (database_) {
2417     if ([database_ era] != era_ || file_.end())
2418         return nil;
2419
2420     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2421
2422     const char *start, *end;
2423     if (!parser.Find([name UTF8String], start, end))
2424         return (NSString *) [NSNull null];
2425
2426     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2427 } }
2428
2429 - (NSString *) getRecord {
2430 @synchronized (database_) {
2431     if ([database_ era] != era_ || file_.end())
2432         return nil;
2433
2434     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2435
2436     const char *start, *end;
2437     parser.GetRec(start, end);
2438
2439     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2440 } }
2441
2442 - (void) parse {
2443     if (parsed_ != NULL)
2444         return;
2445 @synchronized (database_) {
2446     if ([database_ era] != era_ || file_.end())
2447         return;
2448
2449     ParsedPackage *parsed(new ParsedPackage);
2450     parsed_ = parsed;
2451
2452     _profile(Package$parse)
2453         pkgRecords::Parser *parser;
2454
2455         _profile(Package$parse$Lookup)
2456             parser = &[database_ records]->Lookup(file_);
2457         _end
2458
2459         CYString bugs;
2460         CYString website;
2461
2462         _profile(Package$parse$Find)
2463             struct {
2464                 const char *name_;
2465                 CYString *value_;
2466             } names[] = {
2467                 {"architecture", &parsed->architecture_},
2468                 {"icon", &parsed->icon_},
2469                 {"depiction", &parsed->depiction_},
2470                 {"homepage", &parsed->homepage_},
2471                 {"website", &website},
2472                 {"bugs", &bugs},
2473                 {"support", &parsed->support_},
2474                 {"author", &parsed->author_},
2475                 {"md5sum", &parsed->md5sum_},
2476             };
2477
2478             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2479                 const char *start, *end;
2480
2481                 if (parser->Find(names[i].name_, start, end)) {
2482                     CYString &value(*names[i].value_);
2483                     _profile(Package$parse$Value)
2484                         value.set(pool_, start, end - start);
2485                     _end
2486                 }
2487             }
2488         _end
2489
2490         _profile(Package$parse$Tagline)
2491             const char *start, *end;
2492             if (parser->ShortDesc(start, end)) {
2493                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2494                 if (stop == NULL)
2495                     stop = end;
2496                 while (stop != start && stop[-1] == '\r')
2497                     --stop;
2498                 parsed->tagline_.set(pool_, start, stop - start);
2499             }
2500         _end
2501
2502         _profile(Package$parse$Retain)
2503             if (parsed->homepage_.empty())
2504                 parsed->homepage_ = website;
2505             if (parsed->homepage_ == parsed->depiction_)
2506                 parsed->homepage_.clear();
2507             if (parsed->support_.empty())
2508                 parsed->support_ = bugs;
2509         _end
2510     _end
2511 } }
2512
2513 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database {
2514     if ((self = [super init]) != nil) {
2515     _profile(Package$initWithVersion)
2516         if (pool == NULL)
2517             pool_ = new CYPool();
2518         else {
2519             pool_ = pool;
2520             pooled_ = true;
2521         }
2522
2523         database_ = database;
2524         era_ = [database era];
2525
2526         version_ = version;
2527
2528         pkgCache::PkgIterator iterator(version.ParentPkg());
2529         iterator_ = iterator;
2530
2531         _profile(Package$initWithVersion$Version)
2532             if (!version_.end())
2533                 file_ = version_.FileList();
2534             else {
2535                 pkgCache &cache([database_ cache]);
2536                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2537             }
2538         _end
2539
2540         _profile(Package$initWithVersion$Cache)
2541             name_.set(NULL, iterator.Display());
2542
2543             latest_.set(NULL, StripVersion_(version_.VerStr()));
2544
2545             pkgCache::VerIterator current(iterator.CurrentVer());
2546             if (!current.end())
2547                 installed_.set(NULL, StripVersion_(current.VerStr()));
2548         _end
2549
2550         _profile(Package$initWithVersion$Transliterate) do {
2551             if (CollationTransl_ == NULL)
2552                 break;
2553             if (name_.empty())
2554                 break;
2555
2556             _profile(Package$initWithVersion$Transliterate$utf8)
2557             const uint8_t *data(reinterpret_cast<const uint8_t *>(name_.data()));
2558             for (size_t i(0), e(name_.size()); i != e; ++i)
2559                 if (data[i] >= 0x80)
2560                     goto extended;
2561             break; extended:;
2562             _end
2563
2564             UErrorCode code(U_ZERO_ERROR);
2565             int32_t length;
2566
2567             _profile(Package$initWithVersion$Transliterate$u_strFromUTF8WithSub)
2568             CollationString_.resize(name_.size());
2569             u_strFromUTF8WithSub(&CollationString_[0], CollationString_.size(), &length, name_.data(), name_.size(), 0xfffd, NULL, &code);
2570             if (!U_SUCCESS(code))
2571                 break;
2572             CollationString_.resize(length);
2573             _end
2574
2575             _profile(Package$initWithVersion$Transliterate$utrans_trans)
2576             length = CollationString_.size();
2577             utrans_trans(CollationTransl_, reinterpret_cast<UReplaceable *>(&CollationString_), &CollationUCalls_, 0, &length, &code);
2578             if (!U_SUCCESS(code))
2579                 break;
2580             _assert(CollationString_.size() == length);
2581             _end
2582
2583             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$preflight)
2584             u_strToUTF8WithSub(NULL, 0, &length, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2585             if (code == U_BUFFER_OVERFLOW_ERROR)
2586                 code = U_ZERO_ERROR;
2587             else if (!U_SUCCESS(code))
2588                 break;
2589             _end
2590
2591             char *transform;
2592             _profile(Package$initWithVersion$Transliterate$apr_palloc)
2593             transform = pool_->malloc<char>(length);
2594             _end
2595             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$transform)
2596             u_strToUTF8WithSub(transform, length, NULL, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2597             if (!U_SUCCESS(code))
2598                 break;
2599             _end
2600
2601             transform_.set(NULL, transform, length);
2602         } while (false); _end
2603
2604         _profile(Package$initWithVersion$Tags)
2605             pkgCache::TagIterator tag(iterator.TagList());
2606             if (!tag.end()) {
2607                 tags_ = [NSMutableArray arrayWithCapacity:8];
2608
2609                 goto tag; for (; !tag.end(); ++tag) tag: {
2610                     const char *name(tag.Name());
2611                     NSString *string((NSString *) CYStringCreate(name));
2612                     if (string == nil)
2613                         continue;
2614
2615                     [tags_ addObject:[string autorelease]];
2616
2617                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2618                         if (strcmp(name + 6, "enduser") == 0)
2619                             role_ = 1;
2620                         else if (strcmp(name + 6, "hacker") == 0)
2621                             role_ = 2;
2622                         else if (strcmp(name + 6, "developer") == 0)
2623                             role_ = 3;
2624                         else if (strcmp(name + 6, "cydia") == 0)
2625                             role_ = 7;
2626                         else
2627                             role_ = 4;
2628                     }
2629
2630                     if (strncmp(name, "cydia::", 7) == 0) {
2631                         if (strcmp(name + 7, "essential") == 0)
2632                             essential_ = true;
2633                         else if (strcmp(name + 7, "obsolete") == 0)
2634                             obsolete_ = true;
2635                     }
2636                 }
2637             }
2638         _end
2639
2640         _profile(Package$initWithVersion$Metadata)
2641             const char *mixed(iterator.Name());
2642             size_t size(strlen(mixed));
2643             static const size_t prefix(sizeof("/var/lib/dpkg/info/") - 1);
2644             char lower[prefix + size + 5 + 1];
2645
2646             for (size_t i(0); i != size; ++i)
2647                 lower[prefix + i] = mixed[i] | 0x20;
2648
2649             if (!installed_.empty()) {
2650                 memcpy(lower, "/var/lib/dpkg/info/", prefix);
2651                 memcpy(lower + prefix + size, ".list", 6);
2652                 struct stat info;
2653                 if (stat(lower, &info) != -1)
2654                     upgraded_ = info.st_birthtime;
2655             }
2656
2657             PackageValue *metadata(PackageFind(lower + prefix, size));
2658             metadata_ = metadata;
2659
2660             id_.set(NULL, metadata->name_, size);
2661
2662             const char *latest(version_.VerStr());
2663             size_t length(strlen(latest));
2664
2665             uint16_t vhash(hashlittle(latest, length));
2666
2667             size_t capped(std::min<size_t>(8, length));
2668             latest = latest + length - capped;
2669
2670             if (metadata->first_ == 0)
2671                 metadata->first_ = now_;
2672
2673             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2674                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2675                 metadata->vhash_ = vhash;
2676                 metadata->last_ = now_;
2677             } else if (metadata->last_ == 0)
2678                 metadata->last_ = metadata->first_;
2679         _end
2680
2681         _profile(Package$initWithVersion$Section)
2682             section_ = version_.Section();
2683         _end
2684
2685         _profile(Package$initWithVersion$Flags)
2686             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2687             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2688         _end
2689     _end } return self;
2690 }
2691
2692 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database {
2693     pkgCache::VerIterator version;
2694
2695     _profile(Package$packageWithIterator$GetCandidateVer)
2696         version = [database policy]->GetCandidateVer(iterator);
2697     _end
2698
2699     if (version.end())
2700         return nil;
2701
2702     Package *package;
2703
2704     _profile(Package$packageWithIterator$Allocate)
2705         package = [Package allocWithZone:zone];
2706     _end
2707
2708     _profile(Package$packageWithIterator$Initialize)
2709         package = [package
2710             initWithVersion:version
2711             withZone:zone
2712             inPool:pool
2713             database:database
2714         ];
2715     _end
2716
2717     _profile(Package$packageWithIterator$Autorelease)
2718         package = [package autorelease];
2719     _end
2720
2721     return package;
2722 }
2723
2724 - (pkgCache::PkgIterator) iterator {
2725     return iterator_;
2726 }
2727
2728 - (NSString *) section {
2729     if (section$_ == nil) {
2730         if (section_ == NULL)
2731             return nil;
2732
2733         _profile(Package$section$mappedSectionForPointer)
2734             section$_ = [database_ mappedSectionForPointer:section_];
2735         _end
2736     } return section$_;
2737 }
2738
2739 - (NSString *) simpleSection {
2740     if (NSString *section = [self section])
2741         return Simplify(section);
2742     else
2743         return nil;
2744 }
2745
2746 - (NSString *) longSection {
2747     return LocalizeSection([self section]);
2748 }
2749
2750 - (NSString *) shortSection {
2751     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2752 }
2753
2754 - (NSString *) uri {
2755     return nil;
2756 #if 0
2757     pkgIndexFile *index;
2758     pkgCache::PkgFileIterator file(file_.File());
2759     if (![database_ list].FindIndex(file, index))
2760         return nil;
2761     return [NSString stringWithUTF8String:iterator_->Path];
2762     //return [NSString stringWithUTF8String:file.Site()];
2763     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2764 #endif
2765 }
2766
2767 - (MIMEAddress *) maintainer {
2768 @synchronized (database_) {
2769     if ([database_ era] != era_ || file_.end())
2770         return nil;
2771
2772     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2773     const std::string &maintainer(parser->Maintainer());
2774     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2775 } }
2776
2777 - (NSString *) md5sum {
2778     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2779 }
2780
2781 - (size_t) size {
2782 @synchronized (database_) {
2783     if ([database_ era] != era_ || version_.end())
2784         return 0;
2785
2786     return version_->InstalledSize;
2787 } }
2788
2789 - (NSString *) longDescription {
2790 @synchronized (database_) {
2791     if ([database_ era] != era_ || file_.end())
2792         return nil;
2793
2794     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2795     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2796
2797     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2798     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2799     if ([lines count] < 2)
2800         return nil;
2801
2802     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2803     for (size_t i(1), e([lines count]); i != e; ++i) {
2804         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2805         [trimmed addObject:trim];
2806     }
2807
2808     return [trimmed componentsJoinedByString:@"\n"];
2809 } }
2810
2811 - (NSString *) shortDescription {
2812     if (parsed_ != NULL)
2813         return static_cast<NSString *>(parsed_->tagline_);
2814
2815 @synchronized (database_) {
2816     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2817
2818     const char *start, *end;
2819     if (!parser.ShortDesc(start, end))
2820         return nil;
2821
2822     if (end - start > 200)
2823         end = start + 200;
2824
2825     /*
2826     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2827         end = stop;
2828
2829     while (end != start && end[-1] == '\r')
2830         --end;
2831     */
2832
2833     return [(id) CYStringCreate(start, end - start) autorelease];
2834 } }
2835
2836 - (unichar) index {
2837     _profile(Package$index)
2838         CFStringRef name((CFStringRef) [self name]);
2839         if (CFStringGetLength(name) == 0)
2840             return '#';
2841         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2842         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2843             return '#';
2844         return toupper(character);
2845     _end
2846 }
2847
2848 - (PackageValue *) metadata {
2849     return metadata_;
2850 }
2851
2852 - (time_t) seen {
2853     PackageValue *metadata([self metadata]);
2854     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2855 }
2856
2857 - (bool) subscribed {
2858     return [self metadata]->subscribed_;
2859 }
2860
2861 - (bool) setSubscribed:(bool)subscribed {
2862     PackageValue *metadata([self metadata]);
2863     if (metadata->subscribed_ == subscribed)
2864         return false;
2865     metadata->subscribed_ = subscribed;
2866     return true;
2867 }
2868
2869 - (BOOL) ignored {
2870     return ignored_;
2871 }
2872
2873 - (NSString *) latest {
2874     return latest_;
2875 }
2876
2877 - (NSString *) installed {
2878     return installed_;
2879 }
2880
2881 - (BOOL) uninstalled {
2882     return installed_.empty();
2883 }
2884
2885 - (BOOL) valid {
2886     return !version_.end();
2887 }
2888
2889 - (BOOL) upgradableAndEssential:(BOOL)essential {
2890     _profile(Package$upgradableAndEssential)
2891         pkgCache::VerIterator current(iterator_.CurrentVer());
2892         if (current.end())
2893             return essential && essential_;
2894         else
2895             return !version_.end() && version_ != current;
2896     _end
2897 }
2898
2899 - (BOOL) essential {
2900     return essential_;
2901 }
2902
2903 - (BOOL) broken {
2904     return [database_ cache][iterator_].InstBroken();
2905 }
2906
2907 - (BOOL) unfiltered {
2908     _profile(Package$unfiltered$obsolete)
2909         if (_unlikely(obsolete_))
2910             return false;
2911     _end
2912
2913     _profile(Package$unfiltered$role)
2914         if (_unlikely(role_ > 3))
2915             return false;
2916     _end
2917
2918     return true;
2919 }
2920
2921 - (BOOL) visible {
2922     if (![self unfiltered])
2923         return false;
2924
2925     NSString *section;
2926
2927     _profile(Package$visible$section)
2928         section = [self section];
2929     _end
2930
2931     _profile(Package$visible$isSectionVisible)
2932         if (!isSectionVisible(section))
2933             return false;
2934     _end
2935
2936     return true;
2937 }
2938
2939 - (BOOL) half {
2940     unsigned char current(iterator_->CurrentState);
2941     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2942 }
2943
2944 - (BOOL) halfConfigured {
2945     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2946 }
2947
2948 - (BOOL) halfInstalled {
2949     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2950 }
2951
2952 - (BOOL) hasMode {
2953 @synchronized (database_) {
2954     if ([database_ era] != era_ || iterator_.end())
2955         return NO;
2956
2957     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2958     return state.Mode != pkgDepCache::ModeKeep;
2959 } }
2960
2961 - (NSString *) mode {
2962 @synchronized (database_) {
2963     if ([database_ era] != era_ || iterator_.end())
2964         return nil;
2965
2966     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2967
2968     switch (state.Mode) {
2969         case pkgDepCache::ModeDelete:
2970             if ((state.iFlags & pkgDepCache::Purge) != 0)
2971                 return @"PURGE";
2972             else
2973                 return @"REMOVE";
2974         case pkgDepCache::ModeKeep:
2975             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2976                 return @"REINSTALL";
2977             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2978                 return nil;*/
2979             else
2980                 return nil;
2981         case pkgDepCache::ModeInstall:
2982             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2983                 return @"REINSTALL";
2984             else*/ switch (state.Status) {
2985                 case -1:
2986                     return @"DOWNGRADE";
2987                 case 0:
2988                     return @"INSTALL";
2989                 case 1:
2990                     return @"UPGRADE";
2991                 case 2:
2992                     return @"NEW_INSTALL";
2993                 _nodefault
2994             }
2995         _nodefault
2996     }
2997 } }
2998
2999 - (NSString *) id {
3000     return id_;
3001 }
3002
3003 - (NSString *) name {
3004     return name_.empty() ? id_ : name_;
3005 }
3006
3007 - (UIImage *) icon {
3008     NSString *section = [self simpleSection];
3009
3010     UIImage *icon(nil);
3011     if (parsed_ != NULL)
3012         if (NSString *href = parsed_->icon_)
3013             if ([href hasPrefix:@"file:///"])
3014                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3015     if (icon == nil) if (section != nil)
3016         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
3017     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
3018         if ([dicon hasPrefix:@"file:///"])
3019             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3020     if (icon == nil)
3021         icon = [UIImage imageNamed:@"unknown.png"];
3022     return icon;
3023 }
3024
3025 - (NSString *) homepage {
3026     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
3027 }
3028
3029 - (NSString *) depiction {
3030     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
3031 }
3032
3033 - (MIMEAddress *) author {
3034     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
3035 }
3036
3037 - (NSString *) support {
3038     return parsed_ != NULL && !parsed_->support_.empty() ? parsed_->support_ : [[self source] supportForPackage:id_];
3039 }
3040
3041 - (NSArray *) files {
3042     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
3043     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
3044
3045     std::ifstream fin;
3046     fin.open([path UTF8String]);
3047     if (!fin.is_open())
3048         return nil;
3049
3050     std::string line;
3051     while (std::getline(fin, line))
3052         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
3053
3054     return files;
3055 }
3056
3057 - (NSString *) state {
3058 @synchronized (database_) {
3059     if ([database_ era] != era_ || file_.end())
3060         return nil;
3061
3062     switch (iterator_->CurrentState) {
3063         case pkgCache::State::NotInstalled:
3064             return @"NotInstalled";
3065         case pkgCache::State::UnPacked:
3066             return @"UnPacked";
3067         case pkgCache::State::HalfConfigured:
3068             return @"HalfConfigured";
3069         case pkgCache::State::HalfInstalled:
3070             return @"HalfInstalled";
3071         case pkgCache::State::ConfigFiles:
3072             return @"ConfigFiles";
3073         case pkgCache::State::Installed:
3074             return @"Installed";
3075         case pkgCache::State::TriggersAwaited:
3076             return @"TriggersAwaited";
3077         case pkgCache::State::TriggersPending:
3078             return @"TriggersPending";
3079     }
3080
3081     return (NSString *) [NSNull null];
3082 } }
3083
3084 - (NSString *) selection {
3085 @synchronized (database_) {
3086     if ([database_ era] != era_ || file_.end())
3087         return nil;
3088
3089     switch (iterator_->SelectedState) {
3090         case pkgCache::State::Unknown:
3091             return @"Unknown";
3092         case pkgCache::State::Install:
3093             return @"Install";
3094         case pkgCache::State::Hold:
3095             return @"Hold";
3096         case pkgCache::State::DeInstall:
3097             return @"DeInstall";
3098         case pkgCache::State::Purge:
3099             return @"Purge";
3100     }
3101
3102     return (NSString *) [NSNull null];
3103 } }
3104
3105 - (NSArray *) warnings {
3106 @synchronized (database_) {
3107     if ([database_ era] != era_ || file_.end())
3108         return nil;
3109
3110     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
3111     const char *name(iterator_.Name());
3112
3113     size_t length(strlen(name));
3114     if (length < 2) invalid:
3115         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
3116     else for (size_t i(0); i != length; ++i)
3117         if (
3118             /* XXX: technically this is not allowed */
3119             (name[i] < 'A' || name[i] > 'Z') &&
3120             (name[i] < 'a' || name[i] > 'z') &&
3121             (name[i] < '0' || name[i] > '9') &&
3122             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
3123         ) goto invalid;
3124
3125     if (strcmp(name, "cydia") != 0) {
3126         bool cydia = false;
3127         bool user = false;
3128         bool _private = false;
3129         bool stash = false;
3130         bool dbstash = false;
3131         bool dsstore = false;
3132
3133         bool repository = [[self section] isEqualToString:@"Repositories"];
3134
3135         if (NSArray *files = [self files])
3136             for (NSString *file in files)
3137                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
3138                     cydia = true;
3139                 else if (!user && [file isEqualToString:@"/User"])
3140                     user = true;
3141                 else if (!_private && [file isEqualToString:@"/private"])
3142                     _private = true;
3143                 else if (!stash && [file isEqualToString:@"/var/stash"])
3144                     stash = true;
3145                 else if (!dbstash && [file isEqualToString:@"/var/db/stash"])
3146                     dbstash = true;
3147                 else if (!dsstore && [file hasSuffix:@"/.DS_Store"])
3148                     dsstore = true;
3149
3150         /* XXX: this is not sensitive enough. only some folders are valid. */
3151         if (cydia && !repository)
3152             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
3153         if (user)
3154             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
3155         if (_private)
3156             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
3157         if (stash)
3158             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
3159         if (dbstash)
3160             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/db/stash"]];
3161         if (dsstore)
3162             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @".DS_Store"]];
3163     }
3164
3165     return [warnings count] == 0 ? nil : warnings;
3166 } }
3167
3168 - (NSArray *) applications {
3169     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
3170
3171     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
3172
3173     static RegEx application_r("/Applications/(.*)\\.app/Info.plist");
3174     if (NSArray *files = [self files])
3175         for (NSString *file in files)
3176             if (application_r(file)) {
3177                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
3178                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
3179                 if ([id isEqualToString:me])
3180                     continue;
3181
3182                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
3183                 if (display == nil)
3184                     display = application_r[1];
3185
3186                 NSString *bundle([file stringByDeletingLastPathComponent]);
3187                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
3188                 // XXX: maybe this should check if this is really a string, not just for length
3189                 if (icon == nil || ![icon respondsToSelector:@selector(length)] || [icon length] == 0)
3190                     icon = @"icon.png";
3191                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
3192
3193                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
3194                 [applications addObject:application];
3195
3196                 [application addObject:id];
3197                 [application addObject:display];
3198                 [application addObject:url];
3199             }
3200
3201     return [applications count] == 0 ? nil : applications;
3202 }
3203
3204 - (Source *) source {
3205     if (source_ == nil) {
3206         @synchronized (database_) {
3207             if ([database_ era] != era_ || file_.end())
3208                 source_ = (Source *) [NSNull null];
3209             else
3210                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
3211         }
3212     }
3213
3214     return source_ == (Source *) [NSNull null] ? nil : source_;
3215 }
3216
3217 - (time_t) upgraded {
3218     return upgraded_;
3219 }
3220
3221 - (uint32_t) recent {
3222     return std::numeric_limits<uint32_t>::max() - upgraded_;
3223 }
3224
3225 - (uint32_t) rank {
3226     return rank_;
3227 }
3228
3229 - (BOOL) matches:(NSArray *)query {
3230     if (query == nil || [query count] == 0)
3231         return NO;
3232
3233     rank_ = 0;
3234
3235     NSString *string;
3236     NSRange range;
3237     NSUInteger length;
3238
3239     string = [self name];
3240     length = [string length];
3241
3242     if (length != 0)
3243     for (NSString *term in query) {
3244         range = [string rangeOfString:term options:MatchCompareOptions_];
3245         if (range.location != NSNotFound)
3246             rank_ -= 6 * 1000000 / length;
3247     }
3248
3249     if (rank_ == 0) {
3250         string = [self id];
3251         length = [string length];
3252
3253         if (length != 0)
3254         for (NSString *term in query) {
3255             range = [string rangeOfString:term options:MatchCompareOptions_];
3256             if (range.location != NSNotFound)
3257                 rank_ -= 6 * 1000000 / length;
3258         }
3259     }
3260
3261     string = [self shortDescription];
3262     length = [string length];
3263     NSUInteger stop(std::min<NSUInteger>(length, 200));
3264
3265     if (length != 0)
3266     for (NSString *term in query) {
3267         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
3268         if (range.location != NSNotFound)
3269             rank_ -= 2 * 100000;
3270     }
3271
3272     return rank_ != 0;
3273 }
3274
3275 - (NSArray *) tags {
3276     return tags_;
3277 }
3278
3279 - (BOOL) hasTag:(NSString *)tag {
3280     return tags_ == nil ? NO : [tags_ containsObject:tag];
3281 }
3282
3283 - (NSString *) primaryPurpose {
3284     for (NSString *tag in (NSArray *) tags_)
3285         if ([tag hasPrefix:@"purpose::"])
3286             return [tag substringFromIndex:9];
3287     return nil;
3288 }
3289
3290 - (NSArray *) purposes {
3291     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3292     for (NSString *tag in (NSArray *) tags_)
3293         if ([tag hasPrefix:@"purpose::"])
3294             [purposes addObject:[tag substringFromIndex:9]];
3295     return [purposes count] == 0 ? nil : purposes;
3296 }
3297
3298 - (bool) isCommercial {
3299     return [self hasTag:@"cydia::commercial"];
3300 }
3301
3302 - (void) setIndex:(size_t)index {
3303     if (metadata_->index_ != index)
3304         metadata_->index_ = index;
3305 }
3306
3307 - (CYString &) cyname {
3308     return !transform_.empty() ? transform_ : !name_.empty() ? name_ : id_;
3309 }
3310
3311 - (uint32_t) compareBySection:(NSArray *)sections {
3312     NSString *section([self section]);
3313     for (size_t i(0), e([sections count]); i != e; ++i) {
3314         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3315             return i;
3316     }
3317
3318     return _not(uint32_t);
3319 }
3320
3321 - (void) clear {
3322 @synchronized (database_) {
3323     pkgProblemResolver *resolver = [database_ resolver];
3324     resolver->Clear(iterator_);
3325
3326     pkgCacheFile &cache([database_ cache]);
3327     cache->SetReInstall(iterator_, false);
3328     cache->MarkKeep(iterator_, false);
3329 } }
3330
3331 - (void) install {
3332 @synchronized (database_) {
3333     pkgProblemResolver *resolver = [database_ resolver];
3334     resolver->Clear(iterator_);
3335     resolver->Protect(iterator_);
3336
3337     pkgCacheFile &cache([database_ cache]);
3338     cache->SetReInstall(iterator_, false);
3339     cache->MarkInstall(iterator_, false);
3340
3341     pkgDepCache::StateCache &state((*cache)[iterator_]);
3342     if (!state.Install())
3343         cache->SetReInstall(iterator_, true);
3344 } }
3345
3346 - (void) remove {
3347 @synchronized (database_) {
3348     pkgProblemResolver *resolver = [database_ resolver];
3349     resolver->Clear(iterator_);
3350     resolver->Remove(iterator_);
3351     resolver->Protect(iterator_);
3352
3353     pkgCacheFile &cache([database_ cache]);
3354     cache->SetReInstall(iterator_, false);
3355     cache->MarkDelete(iterator_, true);
3356 } }
3357
3358 @end
3359 /* }}} */
3360 /* Section Class {{{ */
3361 @interface Section : NSObject {
3362     _H<NSString> name_;
3363     size_t row_;
3364     size_t count_;
3365     _H<NSString> localized_;
3366 }
3367
3368 - (NSComparisonResult) compareByLocalized:(Section *)section;
3369 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3370 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3371 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3372
3373 - (NSString *) name;
3374 - (void) setName:(NSString *)name;
3375
3376 - (size_t) row;
3377 - (size_t) count;
3378
3379 - (void) addToRow;
3380 - (void) addToCount;
3381
3382 - (void) setCount:(size_t)count;
3383 - (NSString *) localized;
3384
3385 @end
3386
3387 @implementation Section
3388
3389 - (NSComparisonResult) compareByLocalized:(Section *)section {
3390     NSString *lhs(localized_);
3391     NSString *rhs([section localized]);
3392
3393     /*if ([lhs length] != 0 && [rhs length] != 0) {
3394         unichar lhc = [lhs characterAtIndex:0];
3395         unichar rhc = [rhs characterAtIndex:0];
3396
3397         if (isalpha(lhc) && !isalpha(rhc))
3398             return NSOrderedAscending;
3399         else if (!isalpha(lhc) && isalpha(rhc))
3400             return NSOrderedDescending;
3401     }*/
3402
3403     return [lhs compare:rhs options:LaxCompareOptions_];
3404 }
3405
3406 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3407     if ((self = [self initWithName:name localize:NO]) != nil) {
3408         if (localized != nil)
3409             localized_ = localized;
3410     } return self;
3411 }
3412
3413 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3414     return [self initWithName:name row:0 localize:localize];
3415 }
3416
3417 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3418     if ((self = [super init]) != nil) {
3419         name_ = name;
3420         row_ = row;
3421         if (localize)
3422             localized_ = LocalizeSection(name_);
3423     } return self;
3424 }
3425
3426 - (NSString *) name {
3427     return name_;
3428 }
3429
3430 - (void) setName:(NSString *)name {
3431     name_ = name;
3432 }
3433
3434 - (size_t) row {
3435     return row_;
3436 }
3437
3438 - (size_t) count {
3439     return count_;
3440 }
3441
3442 - (void) addToRow {
3443     ++row_;
3444 }
3445
3446 - (void) addToCount {
3447     ++count_;
3448 }
3449
3450 - (void) setCount:(size_t)count {
3451     count_ = count;
3452 }
3453
3454 - (NSString *) localized {
3455     return localized_;
3456 }
3457
3458 @end
3459 /* }}} */
3460
3461 class CydiaLogCleaner :
3462     public pkgArchiveCleaner
3463 {
3464   protected:
3465     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3466         unlink(File);
3467     }
3468 };
3469
3470 /* Database Implementation {{{ */
3471 @implementation Database
3472
3473 + (Database *) sharedInstance {
3474     static _H<Database> instance;
3475     if (instance == nil)
3476         instance = [[[Database alloc] init] autorelease];
3477     return instance;
3478 }
3479
3480 - (unsigned) era {
3481     return era_;
3482 }
3483
3484 - (void) releasePackages {
3485     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3486     CFArrayRemoveAllValues(packages_);
3487 }
3488
3489 - (void) dealloc {
3490     // XXX: actually implement this thing
3491     _assert(false);
3492     [self releasePackages];
3493     NSRecycleZone(zone_);
3494     [super dealloc];
3495 }
3496
3497 - (void) _readCydia:(NSNumber *)fd {
3498     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3499     std::istream is(&ib);
3500     std::string line;
3501
3502     static RegEx finish_r("finish:([^:]*)");
3503
3504     while (std::getline(is, line)) {
3505         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3506
3507         const char *data(line.c_str());
3508         size_t size = line.size();
3509         lprintf("C:%s\n", data);
3510
3511         if (finish_r(data, size)) {
3512             NSString *finish = finish_r[1];
3513             int index = [Finishes_ indexOfObject:finish];
3514             if (index != INT_MAX && index > Finish_)
3515                 Finish_ = index;
3516         }
3517
3518         [pool release];
3519     }
3520
3521     _assume(false);
3522 }
3523
3524 - (void) _readStatus:(NSNumber *)fd {
3525     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3526     std::istream is(&ib);
3527     std::string line;
3528
3529     static RegEx conffile_r("status: [^ ]* : conffile-prompt : (.*?) *");
3530     static RegEx pmstatus_r("([^:]*):([^:]*):([^:]*):(.*)");
3531
3532     while (std::getline(is, line)) {
3533         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3534
3535         const char *data(line.c_str());
3536         size_t size(line.size());
3537         lprintf("S:%s\n", data);
3538
3539         if (conffile_r(data, size)) {
3540             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3541             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3542         } else if (strncmp(data, "status: ", 8) == 0) {
3543             // status: <package>: {unpacked,half-configured,installed}
3544             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3545             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3546         } else if (strncmp(data, "processing: ", 12) == 0) {
3547             // processing: configure: config-test
3548             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3549             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3550         } else if (pmstatus_r(data, size)) {
3551             std::string type([pmstatus_r[1] UTF8String]);
3552
3553             NSString *package = pmstatus_r[2];
3554             if ([package isEqualToString:@"dpkg-exec"])
3555                 package = nil;
3556
3557             float percent([pmstatus_r[3] floatValue]);
3558             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3559
3560             NSString *string = pmstatus_r[4];
3561
3562             if (type == "pmerror") {
3563                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3564                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3565             } else if (type == "pmstatus") {
3566                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3567                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3568             } else if (type == "pmconffile")
3569                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3570             else
3571                 lprintf("E:unknown pmstatus\n");
3572         } else
3573             lprintf("E:unknown status\n");
3574
3575         [pool release];
3576     }
3577
3578     _assume(false);
3579 }
3580
3581 - (void) _readOutput:(NSNumber *)fd {
3582     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3583     std::istream is(&ib);
3584     std::string line;
3585
3586     while (std::getline(is, line)) {
3587         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3588
3589         lprintf("O:%s\n", line.c_str());
3590
3591         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3592         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3593
3594         [pool release];
3595     }
3596
3597     _assume(false);
3598 }
3599
3600 - (FILE *) input {
3601     return input_;
3602 }
3603
3604 - (Package *) packageWithName:(NSString *)name {
3605     if (name == nil)
3606         return nil;
3607 @synchronized (self) {
3608     if (static_cast<pkgDepCache *>(cache_) == NULL)
3609         return nil;
3610     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3611     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3612 } }
3613
3614 - (id) init {
3615     if ((self = [super init]) != nil) {
3616         policy_ = NULL;
3617         records_ = NULL;
3618         resolver_ = NULL;
3619         fetcher_ = NULL;
3620         lock_ = NULL;
3621
3622         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3623
3624         size_t capacity(MetaFile_->active_);
3625         if (capacity == 0)
3626             capacity = 16384;
3627         else
3628             capacity += 1024;
3629
3630         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3631         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3632
3633         int fds[2];
3634
3635         _assert(pipe(fds) != -1);
3636         cydiafd_ = fds[1];
3637
3638         _config->Set("APT::Keep-Fds::", cydiafd_);
3639         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3640
3641         [NSThread
3642             detachNewThreadSelector:@selector(_readCydia:)
3643             toTarget:self
3644             withObject:[NSNumber numberWithInt:fds[0]]
3645         ];
3646
3647         _assert(pipe(fds) != -1);
3648         statusfd_ = fds[1];
3649
3650         [NSThread
3651             detachNewThreadSelector:@selector(_readStatus:)
3652             toTarget:self
3653             withObject:[NSNumber numberWithInt:fds[0]]
3654         ];
3655
3656         _assert(pipe(fds) != -1);
3657         _assert(dup2(fds[0], 0) != -1);
3658         _assert(close(fds[0]) != -1);
3659
3660         input_ = fdopen(fds[1], "a");
3661
3662         _assert(pipe(fds) != -1);
3663         _assert(dup2(fds[1], 1) != -1);
3664         _assert(close(fds[1]) != -1);
3665
3666         [NSThread
3667             detachNewThreadSelector:@selector(_readOutput:)
3668             toTarget:self
3669             withObject:[NSNumber numberWithInt:fds[0]]
3670         ];
3671     } return self;
3672 }
3673
3674 - (pkgCacheFile &) cache {
3675     return cache_;
3676 }
3677
3678 - (pkgDepCache::Policy *) policy {
3679     return policy_;
3680 }
3681
3682 - (pkgRecords *) records {
3683     return records_;
3684 }
3685
3686 - (pkgProblemResolver *) resolver {
3687     return resolver_;
3688 }
3689
3690 - (pkgAcquire &) fetcher {
3691     return *fetcher_;
3692 }
3693
3694 - (pkgSourceList &) list {
3695     return *list_;
3696 }
3697
3698 - (NSArray *) packages {
3699     return (NSArray *) packages_;
3700 }
3701
3702 - (NSArray *) sources {
3703     return sourceList_;
3704 }
3705
3706 - (Source *) sourceWithKey:(NSString *)key {
3707     for (Source *source in [self sources]) {
3708         if ([[source key] isEqualToString:key])
3709             return source;
3710     } return nil;
3711 }
3712
3713 - (bool) popErrorWithTitle:(NSString *)title {
3714     bool fatal(false);
3715
3716     while (!_error->empty()) {
3717         std::string error;
3718         bool warning(!_error->PopMessage(error));
3719         if (!warning)
3720             fatal = true;
3721
3722         for (;;) {
3723             size_t size(error.size());
3724             if (size == 0 || error[size - 1] != '\n')
3725                 break;
3726             error.resize(size - 1);
3727         }
3728
3729         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3730
3731         static RegEx no_pubkey("GPG error:.* NO_PUBKEY .*");
3732         if (warning && no_pubkey(error.c_str()))
3733             continue;
3734
3735         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3736     }
3737
3738     return fatal;
3739 }
3740
3741 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3742     return [self popErrorWithTitle:title] || !success;
3743 }
3744
3745 - (bool) _isEtceteraAptSourcesListDirectoryCydiaListSymbolicallyLinkedToMobileCachesCydiaSourceList {
3746     char target[1024];
3747     ssize_t length(readlink("/etc/apt/sources.list.d/cydia.list", target, sizeof(target) - 1));
3748     if (length == -1)
3749         return false;
3750     if (length >= sizeof(target))
3751         return false;
3752     target[length] = '\0';
3753     return strcmp(target, "/var/mobile/Library/Caches/com.saurik.Cydia/sources.list") == 0;
3754 }
3755
3756 - (bool) popErrorWithTitle:(NSString *)title forReadList:(pkgSourceList &)list {
3757     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3758         return true;
3759     if (![self _isEtceteraAptSourcesListDirectoryCydiaListSymbolicallyLinkedToMobileCachesCydiaSourceList])
3760         if ([self popErrorWithTitle:title forOperation:list.Read(SOURCES_LIST)])
3761             return true;
3762     return false;
3763 }
3764
3765 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3766 @synchronized (self) {
3767     ++era_;
3768
3769     [self releasePackages];
3770
3771     sourceMap_.clear();
3772     [sourceList_ removeAllObjects];
3773
3774     _error->Discard();
3775
3776     delete list_;
3777     list_ = NULL;
3778     manager_ = NULL;
3779     delete lock_;
3780     lock_ = NULL;
3781     delete fetcher_;
3782     fetcher_ = NULL;
3783     delete resolver_;
3784     resolver_ = NULL;
3785     delete records_;
3786     records_ = NULL;
3787     delete policy_;
3788     policy_ = NULL;
3789
3790     cache_.Close();
3791
3792     pool_.~CYPool();
3793     new (&pool_) CYPool();
3794
3795     NSRecycleZone(zone_);
3796     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3797
3798     int chk(creat("/tmp/cydia.chk", 0644));
3799     if (chk != -1)
3800         close(chk);
3801
3802     if (invocation != nil)
3803         [invocation invoke];
3804
3805     NSString *title(UCLocalize("DATABASE"));
3806
3807     list_ = new pkgSourceList();
3808     _profile(reloadDataWithInvocation$ReadMainList)
3809     if ([self popErrorWithTitle:title forReadList:*list_])
3810         return;
3811     _end
3812
3813     _profile(reloadDataWithInvocation$Source$initWithMetaIndex)
3814     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3815         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:&pool_] autorelease]);
3816         [sourceList_ addObject:object];
3817     }
3818     _end
3819
3820     _trace();
3821     OpProgress progress;
3822     bool opened;
3823   open:
3824     delock_ = GetStatusDate();
3825     _profile(reloadDataWithInvocation$pkgCacheFile)
3826         opened = cache_.Open(progress, false);
3827     _end
3828     if (!opened) {
3829         // XXX: what if there are errors, but Open() == true? this should be merged with popError:
3830         while (!_error->empty()) {
3831             std::string error;
3832             bool warning(!_error->PopMessage(error));
3833
3834             lprintf("cache_.Open():[%s]\n", error.c_str());
3835
3836             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3837
3838             SEL repair(NULL);
3839             if (false);
3840             else if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3841                 repair = @selector(configure);
3842             //else if (error == "The package lists or status file could not be parsed or opened.")
3843             //    repair = @selector(update);
3844             // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3845             // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3846             // else if (error == "Malformed Status line")
3847             // else if (error == "The list of sources could not be read.")
3848
3849             if (repair != NULL) {
3850                 _error->Discard();
3851                 [delegate_ repairWithSelector:repair];
3852                 goto open;
3853             }
3854         }
3855
3856         return;
3857     }
3858     _trace();
3859
3860     unlink("/tmp/cydia.chk");
3861
3862     now_ = [[NSDate date] timeIntervalSince1970];
3863
3864     policy_ = new pkgDepCache::Policy();
3865     records_ = new pkgRecords(cache_);
3866     resolver_ = new pkgProblemResolver(cache_);
3867     fetcher_ = new pkgAcquire(&status_);
3868     lock_ = NULL;
3869
3870     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3871         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3872         return;
3873     }
3874
3875     _profile(reloadDataWithInvocation$pkgApplyStatus)
3876     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3877         return;
3878     _end
3879
3880     if (cache_->BrokenCount() != 0) {
3881         _profile(pkgApplyStatus$pkgFixBroken)
3882         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3883             return;
3884         _end
3885
3886         if (cache_->BrokenCount() != 0) {
3887             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3888             return;
3889         }
3890
3891         _profile(pkgApplyStatus$pkgMinimizeUpgrade)
3892         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3893             return;
3894         _end
3895     }
3896
3897     for (Source *object in (id) sourceList_) {
3898         metaIndex *source([object metaIndex]);
3899         std::vector<pkgIndexFile *> *indices = source->GetIndexFiles();
3900         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3901             // XXX: this could be more intelligent
3902             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3903                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3904                 if (!cached.end())
3905                     sourceMap_[cached->ID] = object;
3906             }
3907     }
3908
3909     {
3910         /*std::vector<Package *> packages;
3911         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3912         packages_ = nil;*/
3913
3914         _profile(reloadDataWithInvocation$packageWithIterator)
3915         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3916             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:&pool_ database:self])
3917                 //packages.push_back(package);
3918                 CFArrayAppendValue(packages_, CFRetain(package));
3919         _end
3920
3921
3922         /*if (packages.empty())
3923             packages_ = [[NSArray alloc] init];
3924         else
3925             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3926         _trace();*/
3927
3928         _profile(reloadDataWithInvocation$radix$8)
3929         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(8)];
3930         _end
3931
3932         _profile(reloadDataWithInvocation$radix$4)
3933         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3934         _end
3935
3936         _profile(reloadDataWithInvocation$radix$0)
3937         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3938         _end
3939
3940         _profile(reloadDataWithInvocation$insertion)
3941         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3942         _end
3943
3944         /*_profile(reloadDataWithInvocation$CFQSortArray)
3945         CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);
3946         _end*/
3947
3948         /*_profile(reloadDataWithInvocation$stdsort)
3949         std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3950         _end*/
3951
3952         /*_profile(reloadDataWithInvocation$CFArraySortValues)
3953         CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3954         _end*/
3955
3956         /*_profile(reloadDataWithInvocation$sortUsingFunction)
3957         [packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3958         _end*/
3959
3960
3961         size_t count(CFArrayGetCount(packages_));
3962         MetaFile_->active_ = count;
3963         for (size_t index(0); index != count; ++index)
3964             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3965     }
3966 } }
3967
3968 - (void) clear {
3969 @synchronized (self) {
3970     delete resolver_;
3971     resolver_ = new pkgProblemResolver(cache_);
3972
3973     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3974         if (!cache_[iterator].Keep())
3975             cache_->MarkKeep(iterator, false);
3976         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3977             cache_->SetReInstall(iterator, false);
3978 } }
3979
3980 - (void) configure {
3981     NSString *dpkg = [NSString stringWithFormat:@"/usr/libexec/cydo --configure -a --status-fd %u", statusfd_];
3982     _trace();
3983     system([dpkg UTF8String]);
3984     _trace();
3985 }
3986
3987 - (bool) clean {
3988 @synchronized (self) {
3989     // XXX: I don't remember this condition
3990     if (lock_ != NULL)
3991         return false;
3992
3993     FileFd Lock;
3994     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3995
3996     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3997
3998     if ([self popErrorWithTitle:title])
3999         return false;
4000
4001     pkgAcquire fetcher;
4002     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
4003
4004     CydiaLogCleaner cleaner;
4005     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
4006         return false;
4007
4008     return true;
4009 } }
4010
4011 - (bool) prepare {
4012     fetcher_->Shutdown();
4013
4014     pkgRecords records(cache_);
4015
4016     lock_ = new FileFd();
4017     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4018
4019     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
4020
4021     if ([self popErrorWithTitle:title])
4022         return false;
4023
4024     pkgSourceList list;
4025     if ([self popErrorWithTitle:title forReadList:list])
4026         return false;
4027
4028     manager_ = (_system->CreatePM(cache_));
4029     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
4030         return false;
4031
4032     return true;
4033 }
4034
4035 - (void) perform {
4036     bool substrate(RestartSubstrate_);
4037     RestartSubstrate_ = false;
4038
4039     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
4040
4041     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
4042         pkgSourceList list;
4043         if ([self popErrorWithTitle:title forReadList:list])
4044             return;
4045         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4046             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4047     }
4048
4049     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4050
4051     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
4052         _trace();
4053         [self popErrorWithTitle:title];
4054         return;
4055     }
4056
4057     bool failed = false;
4058     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
4059         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
4060             continue;
4061         if ((*item)->Status == pkgAcquire::Item::StatIdle)
4062             continue;
4063
4064         std::string uri = (*item)->DescURI();
4065         std::string error = (*item)->ErrorText;
4066
4067         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
4068         failed = true;
4069
4070         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
4071         [delegate_ addProgressEventOnMainThread:event forTask:title];
4072     }
4073
4074     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4075
4076     if (failed) {
4077         _trace();
4078         return;
4079     }
4080
4081     if (substrate)
4082         RestartSubstrate_ = true;
4083
4084     if (![delock_ isEqual:GetStatusDate()]) {
4085         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("DPKG_LOCKED") ofType:kCydiaProgressEventTypeError] forTask:title];
4086         return;
4087     }
4088
4089     delock_ = nil;
4090
4091     pkgPackageManager::OrderResult result(manager_->DoInstall(statusfd_));
4092
4093     NSString *oextended(@"/var/lib/apt/extended_states");
4094     NSString *nextended(Cache("extended_states"));
4095
4096     struct stat info;
4097     if (stat([nextended UTF8String], &info) != -1 && (info.st_mode & S_IFMT) == S_IFREG) {
4098         system([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /bin/mv -f %@ %@", nextended, oextended] UTF8String]);
4099         system([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /bin/chown 0:0 %@", oextended] UTF8String]);
4100     }
4101
4102     unlink([nextended UTF8String]);
4103     symlink([oextended UTF8String], [nextended UTF8String]);
4104
4105     if ([self popErrorWithTitle:title])
4106         return;
4107
4108     if (result == pkgPackageManager::Failed) {
4109         _trace();
4110         return;
4111     }
4112
4113     if (result != pkgPackageManager::Completed) {
4114         _trace();
4115         return;
4116     }
4117
4118     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
4119         pkgSourceList list;
4120         if ([self popErrorWithTitle:title forReadList:list])
4121             return;
4122         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4123             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4124     }
4125
4126     if (![before isEqualToArray:after])
4127         [self update];
4128 }
4129
4130 - (bool) delocked {
4131     return ![delock_ isEqual:GetStatusDate()];
4132 }
4133
4134 - (bool) upgrade {
4135     NSString *title(UCLocalize("UPGRADE"));
4136     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
4137         return false;
4138     return true;
4139 }
4140
4141 - (void) update {
4142     [self updateWithStatus:status_];
4143 }
4144
4145 - (void) updateWithStatus:(CancelStatus &)status {
4146     NSString *title(UCLocalize("REFRESHING_DATA"));
4147
4148     pkgSourceList list;
4149     if ([self popErrorWithTitle:title forReadList:list])
4150         return;
4151
4152     FileFd lock;
4153     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
4154     if ([self popErrorWithTitle:title])
4155         return;
4156
4157     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4158
4159     bool success(ListUpdate(status, list, PulseInterval_));
4160     if (status.WasCancelled())
4161         _error->Discard();
4162     else {
4163         [self popErrorWithTitle:title forOperation:success];
4164
4165         [[NSDictionary dictionaryWithObjectsAndKeys:
4166             [NSDate date], @"LastUpdate",
4167         nil] writeToFile:@ CacheState_ atomically:YES];
4168     }
4169
4170     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4171 }
4172
4173 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
4174     delegate_ = delegate;
4175 }
4176
4177 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
4178     progress_ = delegate;
4179     status_.setDelegate(delegate);
4180 }
4181
4182 - (NSObject<ProgressDelegate> *) progressDelegate {
4183     return progress_;
4184 }
4185
4186 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
4187     SourceMap::const_iterator i(sourceMap_.find(file->ID));
4188     return i == sourceMap_.end() ? nil : i->second;
4189 }
4190
4191 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
4192     for (Source *source in (id) sourceList_)
4193         [source setFetch:fetch forURI:uri];
4194 }
4195
4196 - (void) resetFetch {
4197     for (Source *source in (id) sourceList_)
4198         [source resetFetch];
4199 }
4200
4201 - (NSString *) mappedSectionForPointer:(const char *)section {
4202     _H<NSString> *mapped;
4203
4204     _profile(Database$mappedSectionForPointer$Cache)
4205         mapped = &sections_[section];
4206     _end
4207
4208     if (*mapped == NULL) {
4209         size_t length(strlen(section));
4210         char spaced[length + 1];
4211
4212         _profile(Database$mappedSectionForPointer$Replace)
4213             for (size_t index(0); index != length; ++index)
4214                 spaced[index] = section[index] == '_' ? ' ' : section[index];
4215             spaced[length] = '\0';
4216         _end
4217
4218         NSString *string;
4219
4220         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
4221             string = [NSString stringWithUTF8String:spaced];
4222         _end
4223
4224         _profile(Database$mappedSectionForPointer$Map)
4225             string = [SectionMap_ objectForKey:string] ?: string;
4226         _end
4227
4228         *mapped = string;
4229     } return *mapped;
4230 }
4231
4232 @end
4233 /* }}} */
4234
4235 static _H<NSMutableSet> Diversions_;
4236
4237 @interface Diversion : NSObject {
4238     RegEx pattern_;
4239     _H<NSString> key_;
4240     _H<NSString> format_;
4241 }
4242
4243 @end
4244
4245 @implementation Diversion
4246
4247 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
4248     if ((self = [super init]) != nil) {
4249         pattern_ = [from UTF8String];
4250         key_ = from;
4251         format_ = to;
4252     } return self;
4253 }
4254
4255 - (NSString *) divert:(NSString *)url {
4256     return !pattern_(url) ? nil : pattern_->*format_;
4257 }
4258
4259 + (NSURL *) divertURL:(NSURL *)url {
4260   divert:
4261     NSString *href([url absoluteString]);
4262
4263     for (Diversion *diversion in (id) Diversions_)
4264         if (NSString *diverted = [diversion divert:href]) {
4265 #if !ForRelease
4266             NSLog(@"div: %@", diverted);
4267 #endif
4268             url = [NSURL URLWithString:diverted];
4269             goto divert;
4270         }
4271
4272     return url;
4273 }
4274
4275 - (NSString *) key {
4276     return key_;
4277 }
4278
4279 - (NSUInteger) hash {
4280     return [key_ hash];
4281 }
4282
4283 - (BOOL) isEqual:(Diversion *)object {
4284     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
4285 }
4286
4287 @end
4288
4289 @interface CydiaObject : NSObject {
4290     _H<CyteWebViewController> indirect_;
4291     _transient id delegate_;
4292 }
4293
4294 - (id) initWithDelegate:(IndirectDelegate *)indirect;
4295
4296 @end
4297
4298 @class CydiaObject;
4299
4300 @interface CydiaWebViewController : CyteWebViewController {
4301     _H<CydiaObject> cydia_;
4302 }
4303
4304 + (void) addDiversion:(Diversion *)diversion;
4305 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
4306 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
4307 - (void) setDelegate:(id)delegate;
4308
4309 @end
4310
4311 /* Web Scripting {{{ */
4312 @implementation CydiaObject
4313
4314 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4315     if ((self = [super init]) != nil) {
4316         indirect_ = (CyteWebViewController *) indirect;
4317     } return self;
4318 }
4319
4320 - (void) setDelegate:(id)delegate {
4321     delegate_ = delegate;
4322 }
4323
4324 + (NSArray *) _attributeKeys {
4325     return [NSArray arrayWithObjects:
4326         @"bbsnum",
4327         @"build",
4328         @"coreFoundationVersionNumber",
4329         @"device",
4330         @"ecid",
4331         @"firmware",
4332         @"hostname",
4333         @"idiom",
4334         @"mcc",
4335         @"mnc",
4336         @"model",
4337         @"operator",
4338         @"role",
4339         @"serial",
4340         @"version",
4341     nil];
4342 }
4343
4344 - (NSArray *) attributeKeys {
4345     return [[self class] _attributeKeys];
4346 }
4347
4348 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4349     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4350 }
4351
4352 - (NSString *) version {
4353     return Cydia_;
4354 }
4355
4356 - (NSString *) build {
4357     return System_;
4358 }
4359
4360 - (NSString *) coreFoundationVersionNumber {
4361     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4362 }
4363
4364 - (NSString *) device {
4365     return UniqueIdentifier();
4366 }
4367
4368 - (NSString *) firmware {
4369     return [[UIDevice currentDevice] systemVersion];
4370 }
4371
4372 - (NSString *) hostname {
4373     return [[UIDevice currentDevice] name];
4374 }
4375
4376 - (NSString *) idiom {
4377     return (id) Idiom_ ?: [NSNull null];
4378 }
4379
4380 - (NSString *) mcc {
4381     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4382         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4383     return nil;
4384 }
4385
4386 - (NSString *) mnc {
4387     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4388         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4389     return nil;
4390 }
4391
4392 - (NSString *) operator {
4393     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4394         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4395     return nil;
4396 }
4397
4398 - (NSString *) bbsnum {
4399     return (id) BBSNum_ ?: [NSNull null];
4400 }
4401
4402 - (NSString *) ecid {
4403     return (id) ChipID_ ?: [NSNull null];
4404 }
4405
4406 - (NSString *) serial {
4407     return SerialNumber_;
4408 }
4409
4410 - (NSString *) role {
4411     return (id) [NSNull null];
4412 }
4413
4414 - (NSString *) model {
4415     return [NSString stringWithUTF8String:Machine_];
4416 }
4417
4418 + (NSString *) webScriptNameForSelector:(SEL)selector {
4419     if (false);
4420     else if (selector == @selector(addBridgedHost:))
4421         return @"addBridgedHost";
4422     else if (selector == @selector(addInsecureHost:))
4423         return @"addInsecureHost";
4424     else if (selector == @selector(addInternalRedirect::))
4425         return @"addInternalRedirect";
4426     else if (selector == @selector(addPipelinedHost:scheme:))
4427         return @"addPipelinedHost";
4428     else if (selector == @selector(addSource:::))
4429         return @"addSource";
4430     else if (selector == @selector(addTrivialSource:))
4431         return @"addTrivialSource";
4432     else if (selector == @selector(close))
4433         return @"close";
4434     else if (selector == @selector(du:))
4435         return @"du";
4436     else if (selector == @selector(stringWithFormat:arguments:))
4437         return @"format";
4438     else if (selector == @selector(getAllSources))
4439         return @"getAllSources";
4440     else if (selector == @selector(getApplicationInfo:value:))
4441         return @"getApplicationInfoValue";
4442     else if (selector == @selector(getKernelNumber:))
4443         return @"getKernelNumber";
4444     else if (selector == @selector(getKernelString:))
4445         return @"getKernelString";
4446     else if (selector == @selector(getInstalledPackages))
4447         return @"getInstalledPackages";
4448     else if (selector == @selector(getIORegistryEntry::))
4449         return @"getIORegistryEntry";
4450     else if (selector == @selector(getLocaleIdentifier))
4451         return @"getLocaleIdentifier";
4452     else if (selector == @selector(getPreferredLanguages))
4453         return @"getPreferredLanguages";
4454     else if (selector == @selector(getPackageById:))
4455         return @"getPackageById";
4456     else if (selector == @selector(getMetadataKeys))
4457         return @"getMetadataKeys";
4458     else if (selector == @selector(getMetadataValue:))
4459         return @"getMetadataValue";
4460     else if (selector == @selector(getSessionValue:))
4461         return @"getSessionValue";
4462     else if (selector == @selector(installPackages:))
4463         return @"installPackages";
4464     else if (selector == @selector(isReachable:))
4465         return @"isReachable";
4466     else if (selector == @selector(localizedStringForKey:value:table:))
4467         return @"localize";
4468     else if (selector == @selector(popViewController:))
4469         return @"popViewController";
4470     else if (selector == @selector(refreshSources))
4471         return @"refreshSources";
4472     else if (selector == @selector(registerFrame:))
4473         return @"registerFrame";
4474     else if (selector == @selector(removeButton))
4475         return @"removeButton";
4476     else if (selector == @selector(saveConfig))
4477         return @"saveConfig";
4478     else if (selector == @selector(setMetadataValue::))
4479         return @"setMetadataValue";
4480     else if (selector == @selector(setSessionValue::))
4481         return @"setSessionValue";
4482     else if (selector == @selector(substitutePackageNames:))
4483         return @"substitutePackageNames";
4484     else if (selector == @selector(scrollToBottom:))
4485         return @"scrollToBottom";
4486     else if (selector == @selector(setAllowsNavigationAction:))
4487         return @"setAllowsNavigationAction";
4488     else if (selector == @selector(setBadgeValue:))
4489         return @"setBadgeValue";
4490     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4491         return @"setButtonImage";
4492     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4493         return @"setButtonTitle";
4494     else if (selector == @selector(setHidesBackButton:))
4495         return @"setHidesBackButton";
4496     else if (selector == @selector(setHidesNavigationBar:))
4497         return @"setHidesNavigationBar";
4498     else if (selector == @selector(setNavigationBarStyle:))
4499         return @"setNavigationBarStyle";
4500     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4501         return @"setNavigationBarTintColor";
4502     else if (selector == @selector(setPasteboardString:))
4503         return @"setPasteboardString";
4504     else if (selector == @selector(setPasteboardURL:))
4505         return @"setPasteboardURL";
4506     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4507         return @"setScrollAlwaysBounceVertical";
4508     else if (selector == @selector(setScrollIndicatorStyle:))
4509         return @"setScrollIndicatorStyle";
4510     else if (selector == @selector(setToken:))
4511         return @"setToken";
4512     else if (selector == @selector(setViewportWidth:))
4513         return @"setViewportWidth";
4514     else if (selector == @selector(statfs:))
4515         return @"statfs";
4516     else if (selector == @selector(supports:))
4517         return @"supports";
4518     else if (selector == @selector(unload))
4519         return @"unload";
4520     else
4521         return nil;
4522 }
4523
4524 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4525     return [self webScriptNameForSelector:selector] == nil;
4526 }
4527
4528 - (BOOL) supports:(NSString *)feature {
4529     return [feature isEqualToString:@"window.open"];
4530 }
4531
4532 - (void) unload {
4533     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4534 }
4535
4536 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4537     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4538 }
4539
4540 - (void) setScrollIndicatorStyle:(NSString *)style {
4541     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4542 }
4543
4544 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4545     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4546 }
4547
4548 - (NSDictionary *) getApplicationInfo:(NSString *)display value:(NSString *)key {
4549     char path[1024];
4550     if (SBBundlePathForDisplayIdentifier(SBSSpringBoardServerPort(), [display UTF8String], path) != 0)
4551         return (id) [NSNull null];
4552     NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:[[NSString stringWithUTF8String:path] stringByAppendingString:@"/Info.plist"]]);
4553     if (info == nil)
4554         return (id) [NSNull null];
4555     return [info objectForKey:key];
4556 }
4557
4558 - (NSNumber *) getKernelNumber:(NSString *)name {
4559     const char *string([name UTF8String]);
4560
4561     size_t size;
4562     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4563         return (id) [NSNull null];
4564
4565     if (size != sizeof(int))
4566         return (id) [NSNull null];
4567
4568     int value;
4569     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4570         return (id) [NSNull null];
4571
4572     return [NSNumber numberWithInt:value];
4573 }
4574
4575 - (NSString *) getKernelString:(NSString *)name {
4576     const char *string([name UTF8String]);
4577
4578     size_t size;
4579     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4580         return (id) [NSNull null];
4581
4582     char value[size + 1];
4583     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4584         return (id) [NSNull null];
4585
4586     // XXX: just in case you request something ludicrous
4587     value[size] = '\0';
4588
4589     return [NSString stringWithCString:value];
4590 }
4591
4592 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4593     NSObject *value(CYIOGetValue([path UTF8String], entry));
4594
4595     if (value != nil)
4596         if ([value isKindOfClass:[NSData class]])
4597             value = CYHex((NSData *) value);
4598
4599     return value;
4600 }
4601
4602 - (NSArray *) getMetadataKeys {
4603 @synchronized (Values_) {
4604     return [Values_ allKeys];
4605 } }
4606
4607 - (void) registerFrame:(DOMHTMLIFrameElement *)iframe {
4608     WebFrame *frame([iframe contentFrame]);
4609     [indirect_ registerFrame:frame];
4610 }
4611
4612 - (id) getMetadataValue:(NSString *)key {
4613 @synchronized (Values_) {
4614     return [Values_ objectForKey:key];
4615 } }
4616
4617 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4618 @synchronized (Values_) {
4619     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4620         [Values_ removeObjectForKey:key];
4621     else
4622         [Values_ setObject:value forKey:key];
4623 } }
4624
4625 - (id) getSessionValue:(NSString *)key {
4626 @synchronized (SessionData_) {
4627     return [SessionData_ objectForKey:key];
4628 } }
4629
4630 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4631 @synchronized (SessionData_) {
4632     if (value == (id) [WebUndefined undefined])
4633         [SessionData_ removeObjectForKey:key];
4634     else
4635         [SessionData_ setObject:value forKey:key];
4636 } }
4637
4638 - (void) addBridgedHost:(NSString *)host {
4639 @synchronized (HostConfig_) {
4640     [BridgedHosts_ addObject:host];
4641 } }
4642
4643 - (void) addInsecureHost:(NSString *)host {
4644 @synchronized (HostConfig_) {
4645     [InsecureHosts_ addObject:host];
4646 } }
4647
4648 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4649 @synchronized (HostConfig_) {
4650     if (scheme != (id) [WebUndefined undefined])
4651         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4652
4653     [PipelinedHosts_ addObject:host];
4654 } }
4655
4656 - (void) popViewController:(NSNumber *)value {
4657     if (value == (id) [WebUndefined undefined])
4658         value = [NSNumber numberWithBool:YES];
4659     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4660 }
4661
4662 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4663     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4664
4665     for (NSString *section in sections)
4666         [array addObject:section];
4667
4668     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4669         @"deb", @"Type",
4670         href, @"URI",
4671         distribution, @"Distribution",
4672         array, @"Sections",
4673     nil] waitUntilDone:NO];
4674 }
4675
4676 - (void) addTrivialSource:(NSString *)href {
4677     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4678 }
4679
4680 - (void) refreshSources {
4681     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4682 }
4683
4684 - (void) saveConfig {
4685     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4686 }
4687
4688 - (NSArray *) getAllSources {
4689     return [[Database sharedInstance] sources];
4690 }
4691
4692 - (NSArray *) getInstalledPackages {
4693     Database *database([Database sharedInstance]);
4694 @synchronized (database) {
4695     NSArray *packages([database packages]);
4696     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4697     for (Package *package in packages)
4698         if (![package uninstalled])
4699             [installed addObject:package];
4700     return installed;
4701 } }
4702
4703 - (Package *) getPackageById:(NSString *)id {
4704     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4705         [package parse];
4706         return package;
4707     } else
4708         return (Package *) [NSNull null];
4709 }
4710
4711 - (NSString *) getLocaleIdentifier {
4712     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4713 }
4714
4715 - (NSArray *) getPreferredLanguages {
4716     return Languages_;
4717 }
4718
4719 - (NSArray *) statfs:(NSString *)path {
4720     struct statfs stat;
4721
4722     if (path == nil || statfs([path UTF8String], &stat) == -1)
4723         return nil;
4724
4725     return [NSArray arrayWithObjects:
4726         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4727         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4728         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4729     nil];
4730 }
4731
4732 ssize_t DiskUsage(const char *path);
4733
4734 - (NSNumber *) du:(NSString *)path {
4735     ssize_t usage(DiskUsage([path UTF8String]));
4736     if (usage != -1)
4737         usage /= 1024;
4738     return [NSNumber numberWithUnsignedLong:usage];
4739 }
4740
4741 - (void) close {
4742     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4743 }
4744
4745 - (NSNumber *) isReachable:(NSString *)name {
4746     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4747 }
4748
4749 - (void) installPackages:(NSArray *)packages {
4750     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4751 }
4752
4753 - (NSString *) substitutePackageNames:(NSString *)message {
4754     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4755     for (size_t i(0), e([words count]); i != e; ++i) {
4756         NSString *word([words objectAtIndex:i]);
4757         if (Package *package = [[Database sharedInstance] packageWithName:word])
4758             [words replaceObjectAtIndex:i withObject:[package name]];
4759     }
4760
4761     return [words componentsJoinedByString:@" "];
4762 }
4763
4764 - (void) removeButton {
4765     [indirect_ removeButton];
4766 }
4767
4768 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4769     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4770 }
4771
4772 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4773     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4774 }
4775
4776 - (void) setBadgeValue:(id)value {
4777     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4778 }
4779
4780 - (void) setAllowsNavigationAction:(NSString *)value {
4781     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4782 }
4783
4784 - (void) setHidesBackButton:(NSString *)value {
4785     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4786 }
4787
4788 - (void) setHidesNavigationBar:(NSString *)value {
4789     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4790 }
4791
4792 - (void) setNavigationBarStyle:(NSString *)value {
4793     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4794 }
4795
4796 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4797     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4798     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4799     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4800 }
4801
4802 - (void) setPasteboardString:(NSString *)value {
4803     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4804 }
4805
4806 - (void) setPasteboardURL:(NSString *)value {
4807     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4808 }
4809
4810 - (void) setToken:(NSString *)token {
4811     // XXX: the website expects this :/
4812 }
4813
4814 - (void) scrollToBottom:(NSNumber *)animated {
4815     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4816 }
4817
4818 - (void) setViewportWidth:(float)width {
4819     [indirect_ setViewportWidthOnMainThread:width];
4820 }
4821
4822 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4823     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4824     unsigned count([arguments count]);
4825     id values[count];
4826     for (unsigned i(0); i != count; ++i)
4827         values[i] = [arguments objectAtIndex:i];
4828     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4829 }
4830
4831 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4832     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4833         value = nil;
4834     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4835         table = nil;
4836     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4837 }
4838
4839 @end
4840 /* }}} */
4841
4842 @interface NSURL (CydiaSecure)
4843 @end
4844
4845 @implementation NSURL (CydiaSecure)
4846
4847 - (bool) isCydiaSecure {
4848     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4849         return true;
4850
4851     @synchronized (HostConfig_) {
4852         if ([InsecureHosts_ containsObject:[self host]])
4853             return true;
4854     }
4855
4856     return false;
4857 }
4858
4859 @end
4860
4861 /* Cydia Browser Controller {{{ */
4862 @implementation CydiaWebViewController
4863
4864 - (NSURL *) navigationURL {
4865     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4866 }
4867
4868 + (void) _initialize {
4869     [super _initialize];
4870
4871     Diversions_ = [NSMutableSet setWithCapacity:0];
4872 }
4873
4874 + (void) addDiversion:(Diversion *)diversion {
4875     [Diversions_ addObject:diversion];
4876 }
4877
4878 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4879     [super webView:view didClearWindowObject:window forFrame:frame];
4880     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4881 }
4882
4883 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4884     WebDataSource *source([frame dataSource]);
4885     NSURLResponse *response([source response]);
4886     NSURL *url([response URL]);
4887     NSString *scheme([[url scheme] lowercaseString]);
4888
4889     bool bridged(false);
4890
4891     @synchronized (HostConfig_) {
4892         if ([scheme isEqualToString:@"file"])
4893             bridged = true;
4894         else if ([scheme isEqualToString:@"https"])
4895             if ([BridgedHosts_ containsObject:[url host]])
4896                 bridged = true;
4897     }
4898
4899     if (bridged)
4900         [window setValue:cydia forKey:@"cydia"];
4901 }
4902
4903 - (void) _setupMail:(MFMailComposeViewController *)controller {
4904     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4905
4906     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4907     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4908 }
4909
4910 - (NSURL *) URLWithURL:(NSURL *)url {
4911     return [Diversion divertURL:url];
4912 }
4913
4914 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4915     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4916 }
4917
4918 - (NSURLRequest *) webThreadWebView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4919     return [CydiaWebViewController requestWithHeaders:[super webThreadWebView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4920 }
4921
4922 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4923     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
4924
4925     NSURL *url([copy URL]);
4926     NSString *href([url absoluteString]);
4927     NSString *host([url host]);
4928
4929     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
4930         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
4931             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
4932             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
4933         }
4934
4935         [copy setValue:nil forHTTPHeaderField:@"Referer"];
4936         [copy setValue:nil forHTTPHeaderField:@"Origin"];
4937
4938         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
4939         return copy;
4940     }
4941
4942     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
4943         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
4944     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4945         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4946
4947     bool bridged; @synchronized (HostConfig_) {
4948         bridged = [BridgedHosts_ containsObject:host];
4949     }
4950
4951     if ([url isCydiaSecure] && bridged && UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4952         [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4953
4954     return copy;
4955 }
4956
4957 - (void) setDelegate:(id)delegate {
4958     [super setDelegate:delegate];
4959     [cydia_ setDelegate:delegate];
4960 }
4961
4962 - (NSString *) applicationNameForUserAgent {
4963     return UserAgent_;
4964 }
4965
4966 - (id) init {
4967     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4968         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4969     } return self;
4970 }
4971
4972 @end
4973
4974 @interface AppCacheController : CydiaWebViewController {
4975 }
4976
4977 @end
4978
4979 @implementation AppCacheController
4980
4981 - (void) didReceiveMemoryWarning {
4982     // XXX: this doesn't work
4983 }
4984
4985 - (bool) retainsNetworkActivityIndicator {
4986     return false;
4987 }
4988
4989 @end
4990 /* }}} */
4991
4992 // CydiaScript {{{
4993 @interface NSObject (CydiaScript)
4994 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4995 @end
4996
4997 @implementation NSObject (CydiaScript)
4998
4999 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5000     return self;
5001 }
5002
5003 @end
5004
5005 @implementation NSArray (CydiaScript)
5006
5007 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5008     WebScriptObject *object([context evaluateWebScript:@"[]"]);
5009     for (size_t i(0), e([self count]); i != e; ++i)
5010         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
5011     return object;
5012 }
5013
5014 @end
5015
5016 @implementation NSDictionary (CydiaScript)
5017
5018 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5019     WebScriptObject *object([context evaluateWebScript:@"({})"]);
5020     for (id i in self)
5021         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
5022     return object;
5023 }
5024
5025 @end
5026 // }}}
5027
5028 /* Confirmation Controller {{{ */
5029 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
5030     if (!iterator.end())
5031         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
5032             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
5033                 continue;
5034             pkgCache::PkgIterator package(dep.TargetPkg());
5035             if (package.end())
5036                 continue;
5037             if (strcmp(package.Name(), "mobilesubstrate") == 0)
5038                 return true;
5039         }
5040
5041     return false;
5042 }
5043
5044 @protocol ConfirmationControllerDelegate
5045 - (void) cancelAndClear:(bool)clear;
5046 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
5047 - (void) queue;
5048 @end
5049
5050 @interface ConfirmationController : CydiaWebViewController {
5051     _transient Database *database_;
5052
5053     _H<UIAlertView> essential_;
5054
5055     _H<NSDictionary> changes_;
5056     _H<NSMutableArray> issues_;
5057     _H<NSDictionary> sizes_;
5058
5059     BOOL substrate_;
5060 }
5061
5062 - (id) initWithDatabase:(Database *)database;
5063
5064 @end
5065
5066 @implementation ConfirmationController
5067
5068 - (void) complete {
5069     if (substrate_)
5070         RestartSubstrate_ = true;
5071     [delegate_ confirmWithNavigationController:[self navigationController]];
5072 }
5073
5074 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
5075     NSString *context([alert context]);
5076
5077     if ([context isEqualToString:@"remove"]) {
5078         if (button == [alert cancelButtonIndex])
5079             [self _doContinue];
5080         else if (button == [alert firstOtherButtonIndex]) {
5081             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
5082         }
5083
5084         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5085     } else if ([context isEqualToString:@"unable"]) {
5086         [self dismissModalViewControllerAnimated:YES];
5087         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5088     } else {
5089         [super alertView:alert clickedButtonAtIndex:button];
5090     }
5091 }
5092
5093 - (void) _doContinue {
5094     [delegate_ cancelAndClear:NO];
5095     [self dismissModalViewControllerAnimated:YES];
5096 }
5097
5098 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
5099     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
5100     return nil;
5101 }
5102
5103 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5104     [super webView:view didClearWindowObject:window forFrame:frame];
5105
5106     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
5107         (id) changes_, @"changes",
5108         (id) issues_, @"issues",
5109         (id) sizes_, @"sizes",
5110         self, @"queue",
5111     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
5112 }
5113
5114 - (id) initWithDatabase:(Database *)database {
5115     if ((self = [super init]) != nil) {
5116         database_ = database;
5117
5118         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
5119         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
5120         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
5121         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
5122         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
5123
5124         bool remove(false);
5125
5126         pkgCacheFile &cache([database_ cache]);
5127         NSArray *packages([database_ packages]);
5128         pkgDepCache::Policy *policy([database_ policy]);
5129
5130         issues_ = [NSMutableArray arrayWithCapacity:4];
5131
5132         for (Package *package in packages) {
5133             pkgCache::PkgIterator iterator([package iterator]);
5134             NSString *name([package id]);
5135
5136             if ([package broken]) {
5137                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
5138
5139                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5140                     name, @"package",
5141                     reasons, @"reasons",
5142                 nil]];
5143
5144                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
5145                 if (ver.end())
5146                     continue;
5147
5148                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
5149                     pkgCache::DepIterator start;
5150                     pkgCache::DepIterator end;
5151                     dep.GlobOr(start, end); // ++dep
5152
5153                     if (!cache->IsImportantDep(end))
5154                         continue;
5155                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
5156                         continue;
5157
5158                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
5159
5160                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5161                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
5162                         clauses, @"clauses",
5163                     nil]];
5164
5165                     _forever {
5166                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
5167
5168                         pkgCache::PkgIterator target(start.TargetPkg());
5169                         if (target->ProvidesList != 0)
5170                             reason = @"missing";
5171                         else {
5172                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
5173                             if (!ver.end()) {
5174                                 reason = @"installed";
5175                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
5176                             } else if (!cache[target].CandidateVerIter(cache).end())
5177                                 reason = @"uninstalled";
5178                             else if (target->ProvidesList == 0)
5179                                 reason = @"uninstallable";
5180                             else
5181                                 reason = @"virtual";
5182                         }
5183
5184                         NSDictionary *version(start.TargetVer() == 0 ? (NSDictionary *) [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
5185                             [NSString stringWithUTF8String:start.CompType()], @"operator",
5186                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
5187                         nil]);
5188
5189                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5190                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
5191                             version, @"version",
5192                             reason, @"reason",
5193                             installed, @"installed",
5194                         nil]];
5195
5196                         // yes, seriously. (wtf?)
5197                         if (start == end)
5198                             break;
5199                         ++start;
5200                     }
5201                 }
5202             }
5203
5204             pkgDepCache::StateCache &state(cache[iterator]);
5205
5206             static RegEx special_r("(firmware|gsc\\..*|cy\\+.*)");
5207
5208             if (state.NewInstall())
5209                 [installs addObject:name];
5210             // XXX: else if (state.Install())
5211             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
5212                 [reinstalls addObject:name];
5213             // XXX: move before previous if
5214             else if (state.Upgrade())
5215                 [upgrades addObject:name];
5216             else if (state.Downgrade())
5217                 [downgrades addObject:name];
5218             else if (!state.Delete())
5219                 // XXX: _assert(state.Keep());
5220                 continue;
5221             else if (special_r(name))
5222                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5223                     [NSNull null], @"package",
5224                     [NSArray arrayWithObjects:
5225                         [NSDictionary dictionaryWithObjectsAndKeys:
5226                             @"Conflicts", @"relationship",
5227                             [NSArray arrayWithObjects:
5228                                 [NSDictionary dictionaryWithObjectsAndKeys:
5229                                     name, @"package",
5230                                     [NSNull null], @"version",
5231                                     @"installed", @"reason",
5232                                 nil],
5233                             nil], @"clauses",
5234                         nil],
5235                     nil], @"reasons",
5236                 nil]];
5237             else {
5238                 if ([package essential])
5239                     remove = true;
5240                 [removes addObject:name];
5241             }
5242
5243             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
5244             substrate_ |= DepSubstrate(iterator.CurrentVer());
5245         }
5246
5247         if (!remove)
5248             essential_ = nil;
5249         else if (Advanced_) {
5250             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
5251
5252             essential_ = [[[UIAlertView alloc]
5253                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
5254                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
5255                 delegate:self
5256                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
5257                 otherButtonTitles:
5258                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
5259                 nil
5260             ] autorelease];
5261
5262             [essential_ setContext:@"remove"];
5263             [essential_ setNumberOfRows:2];
5264         } else {
5265             essential_ = [[[UIAlertView alloc]
5266                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5267                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5268                 delegate:self
5269                 cancelButtonTitle:UCLocalize("OKAY")
5270                 otherButtonTitles:nil
5271             ] autorelease];
5272
5273             [essential_ setContext:@"unable"];
5274         }
5275
5276         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5277             installs, @"installs",
5278             reinstalls, @"reinstalls",
5279             upgrades, @"upgrades",
5280             downgrades, @"downgrades",
5281             removes, @"removes",
5282         nil];
5283
5284         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5285             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5286             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5287         nil];
5288
5289         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5290     } return self;
5291 }
5292
5293 - (UIBarButtonItem *) leftButton {
5294     return [[[UIBarButtonItem alloc]
5295         initWithTitle:UCLocalize("CANCEL")
5296         style:UIBarButtonItemStylePlain
5297         target:self
5298         action:@selector(cancelButtonClicked)
5299     ] autorelease];
5300 }
5301
5302 #if !AlwaysReload
5303 - (void) applyRightButton {
5304     if ([issues_ count] == 0 && ![self isLoading])
5305         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5306             initWithTitle:UCLocalize("CONFIRM")
5307             style:UIBarButtonItemStyleDone
5308             target:self
5309             action:@selector(confirmButtonClicked)
5310         ] autorelease]];
5311     else
5312         [[self navigationItem] setRightBarButtonItem:nil];
5313 }
5314 #endif
5315
5316 - (void) cancelButtonClicked {
5317     [delegate_ cancelAndClear:YES];
5318     [self dismissModalViewControllerAnimated:YES];
5319 }
5320
5321 #if !AlwaysReload
5322 - (void) confirmButtonClicked {
5323     if (essential_ != nil)
5324         [essential_ show];
5325     else
5326         [self complete];
5327 }
5328 #endif
5329
5330 @end
5331 /* }}} */
5332
5333 /* Progress Data {{{ */
5334 @interface CydiaProgressData : NSObject {
5335     _transient id delegate_;
5336
5337     bool running_;
5338     float percent_;
5339
5340     float current_;
5341     float total_;
5342     float speed_;
5343
5344     _H<NSMutableArray> events_;
5345     _H<NSString> title_;
5346
5347     _H<NSString> status_;
5348     _H<NSString> finish_;
5349 }
5350
5351 @end
5352
5353 @implementation CydiaProgressData
5354
5355 + (NSArray *) _attributeKeys {
5356     return [NSArray arrayWithObjects:
5357         @"current",
5358         @"events",
5359         @"finish",
5360         @"percent",
5361         @"running",
5362         @"speed",
5363         @"title",
5364         @"total",
5365     nil];
5366 }
5367
5368 - (NSArray *) attributeKeys {
5369     return [[self class] _attributeKeys];
5370 }
5371
5372 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5373     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5374 }
5375
5376 - (id) init {
5377     if ((self = [super init]) != nil) {
5378         events_ = [NSMutableArray arrayWithCapacity:32];
5379     } return self;
5380 }
5381
5382 - (id) delegate {
5383     return delegate_;
5384 }
5385
5386 - (void) setDelegate:(id)delegate {
5387     delegate_ = delegate;
5388 }
5389
5390 - (void) setPercent:(float)value {
5391     percent_ = value;
5392 }
5393
5394 - (NSNumber *) percent {
5395     return [NSNumber numberWithFloat:percent_];
5396 }
5397
5398 - (void) setCurrent:(float)value {
5399     current_ = value;
5400 }
5401
5402 - (NSNumber *) current {
5403     return [NSNumber numberWithFloat:current_];
5404 }
5405
5406 - (void) setTotal:(float)value {
5407     total_ = value;
5408 }
5409
5410 - (NSNumber *) total {
5411     return [NSNumber numberWithFloat:total_];
5412 }
5413
5414 - (void) setSpeed:(float)value {
5415     speed_ = value;
5416 }
5417
5418 - (NSNumber *) speed {
5419     return [NSNumber numberWithFloat:speed_];
5420 }
5421
5422 - (NSArray *) events {
5423     return events_;
5424 }
5425
5426 - (void) removeAllEvents {
5427     [events_ removeAllObjects];
5428 }
5429
5430 - (void) addEvent:(CydiaProgressEvent *)event {
5431     [events_ addObject:event];
5432 }
5433
5434 - (void) setTitle:(NSString *)text {
5435     title_ = text;
5436 }
5437
5438 - (NSString *) title {
5439     return title_;
5440 }
5441
5442 - (void) setFinish:(NSString *)text {
5443     finish_ = text;
5444 }
5445
5446 - (NSString *) finish {
5447     return (id) finish_ ?: [NSNull null];
5448 }
5449
5450 - (void) setRunning:(bool)running {
5451     running_ = running;
5452 }
5453
5454 - (NSNumber *) running {
5455     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5456 }
5457
5458 @end
5459 /* }}} */
5460 /* Progress Controller {{{ */
5461 @interface ProgressController : CydiaWebViewController <
5462     ProgressDelegate
5463 > {
5464     _transient Database *database_;
5465     _H<CydiaProgressData, 1> progress_;
5466     unsigned cancel_;
5467 }
5468
5469 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5470
5471 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5472
5473 - (void) setTitle:(NSString *)title;
5474 - (void) setCancellable:(bool)cancellable;
5475
5476 @end
5477
5478 @implementation ProgressController
5479
5480 - (void) dealloc {
5481     [database_ setProgressDelegate:nil];
5482     [super dealloc];
5483 }
5484
5485 - (UIBarButtonItem *) leftButton {
5486     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5487         initWithTitle:UCLocalize("CANCEL")
5488         style:UIBarButtonItemStylePlain
5489         target:self
5490         action:@selector(cancel)
5491     ] autorelease] : nil;
5492 }
5493
5494 - (void) updateCancel {
5495     [super applyLeftButton];
5496 }
5497
5498 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5499     if ((self = [super init]) != nil) {
5500         database_ = database;
5501         delegate_ = delegate;
5502
5503         [database_ setProgressDelegate:self];
5504
5505         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5506         [progress_ setDelegate:self];
5507
5508         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5509
5510         [scroller_ setBackgroundColor:[UIColor blackColor]];
5511
5512         [[self navigationItem] setHidesBackButton:YES];
5513
5514         [self updateCancel];
5515     } return self;
5516 }
5517
5518 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5519     [super webView:view didClearWindowObject:window forFrame:frame];
5520     [window setValue:progress_ forKey:@"cydiaProgress"];
5521 }
5522
5523 - (void) updateProgress {
5524     [self dispatchEvent:@"CydiaProgressUpdate"];
5525 }
5526
5527 - (void) viewWillAppear:(BOOL)animated {
5528     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5529     [super viewWillAppear:animated];
5530 }
5531
5532 - (void) reloadSpringBoard {
5533     if (kCFCoreFoundationVersionNumber >= 700) // XXX: iOS 6.x
5534         system("/bin/launchctl stop com.apple.backboardd");
5535     else
5536         system("/bin/launchctl stop com.apple.SpringBoard");
5537     sleep(15);
5538     system("/usr/bin/killall backboardd SpringBoard");
5539 }
5540
5541 - (void) close {
5542     UpdateExternalStatus(0);
5543
5544     if (Finish_ > 1)
5545         [delegate_ saveState];
5546
5547     switch (Finish_) {
5548         case 0:
5549             [delegate_ returnToCydia];
5550         break;
5551
5552         case 1:
5553             [delegate_ terminateWithSuccess];
5554             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5555                 [delegate_ suspendWithAnimation:YES];
5556             else
5557                 [delegate_ suspend];*/
5558         break;
5559
5560         case 2:
5561             _trace();
5562             goto reload;
5563
5564         case 3:
5565             _trace();
5566             goto reload;
5567
5568         reload: {
5569             UIProgressHUD *hud([delegate_ addProgressHUD]);
5570             [hud setText:UCLocalize("LOADING")];
5571             [self performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5572             return;
5573         }
5574
5575         case 4:
5576             _trace();
5577             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5578                 SBReboot(SBSSpringBoardServerPort());
5579             else
5580                 reboot2(RB_AUTOBOOT);
5581         break;
5582     }
5583
5584     [super close];
5585 }
5586
5587 - (void) setTitle:(NSString *)title {
5588     [progress_ setTitle:title];
5589     [self updateProgress];
5590 }
5591
5592 - (UIBarButtonItem *) rightButton {
5593     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5594         initWithTitle:UCLocalize("CLOSE")
5595         style:UIBarButtonItemStylePlain
5596         target:self
5597         action:@selector(close)
5598     ] autorelease];
5599 }
5600
5601 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5602     UpdateExternalStatus(1);
5603
5604     [progress_ setRunning:true];
5605     [self setTitle:title];
5606     // implicit updateProgress
5607
5608     SHA1SumValue notifyconf; {
5609         FileFd file;
5610         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5611             _error->Discard();
5612         else {
5613             MMap mmap(file, MMap::ReadOnly);
5614             SHA1Summation sha1;
5615             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5616             notifyconf = sha1.Result();
5617         }
5618     }
5619
5620     SHA1SumValue springlist; {
5621         FileFd file;
5622         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5623             _error->Discard();
5624         else {
5625             MMap mmap(file, MMap::ReadOnly);
5626             SHA1Summation sha1;
5627             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5628             springlist = sha1.Result();
5629         }
5630     }
5631
5632     if (invocation != nil) {
5633         [invocation yieldToSelector:@selector(invoke)];
5634         [self setTitle:@"COMPLETE"];
5635     }
5636
5637     if (Finish_ < 4) {
5638         FileFd file;
5639         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5640             _error->Discard();
5641         else {
5642             MMap mmap(file, MMap::ReadOnly);
5643             SHA1Summation sha1;
5644             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5645             if (!(notifyconf == sha1.Result()))
5646                 Finish_ = 4;
5647         }
5648     }
5649
5650     if (Finish_ < 3) {
5651         FileFd file;
5652         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5653             _error->Discard();
5654         else {
5655             MMap mmap(file, MMap::ReadOnly);
5656             SHA1Summation sha1;
5657             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5658             if (!(springlist == sha1.Result()))
5659                 Finish_ = 3;
5660         }
5661     }
5662
5663     if (Finish_ < 2) {
5664         if (RestartSubstrate_)
5665             Finish_ = 2;
5666     }
5667
5668     RestartSubstrate_ = false;
5669
5670     switch (Finish_) {
5671         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5672         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5673         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5674         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5675         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5676     }
5677
5678     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5679
5680     [progress_ setRunning:false];
5681     [self updateProgress];
5682
5683     [self applyRightButton];
5684 }
5685
5686 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5687     [progress_ addEvent:event];
5688     [self updateProgress];
5689 }
5690
5691 - (bool) isProgressCancelled {
5692     return cancel_ == 2;
5693 }
5694
5695 - (void) cancel {
5696     cancel_ = 2;
5697     [self updateCancel];
5698 }
5699
5700 - (void) setCancellable:(bool)cancellable {
5701     unsigned cancel(cancel_);
5702
5703     if (!cancellable)
5704         cancel_ = 0;
5705     else if (cancel_ == 0)
5706         cancel_ = 1;
5707
5708     if (cancel != cancel_)
5709         [self updateCancel];
5710 }
5711
5712 - (void) setProgressCancellable:(NSNumber *)cancellable {
5713     [self setCancellable:[cancellable boolValue]];
5714 }
5715
5716 - (void) setProgressPercent:(NSNumber *)percent {
5717     [progress_ setPercent:[percent floatValue]];
5718     [self updateProgress];
5719 }
5720
5721 - (void) setProgressStatus:(NSDictionary *)status {
5722     if (status == nil) {
5723         [progress_ setCurrent:0];
5724         [progress_ setTotal:0];
5725         [progress_ setSpeed:0];
5726     } else {
5727         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5728
5729         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5730         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5731         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5732     }
5733
5734     [self updateProgress];
5735 }
5736
5737 @end
5738 /* }}} */
5739
5740 /* Package Cell {{{ */
5741 @interface PackageCell : CyteTableViewCell <
5742     CyteTableViewCellDelegate
5743 > {
5744     _H<UIImage> icon_;
5745     _H<NSString> name_;
5746     _H<NSString> description_;
5747     bool commercial_;
5748     _H<NSString> source_;
5749     _H<UIImage> badge_;
5750     _H<UIImage> placard_;
5751     bool summarized_;
5752 }
5753
5754 - (PackageCell *) init;
5755 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5756
5757 - (void) drawContentRect:(CGRect)rect;
5758
5759 @end
5760
5761 @implementation PackageCell
5762
5763 - (PackageCell *) init {
5764     CGRect frame(CGRectMake(0, 0, 320, 74));
5765     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5766         UIView *content([self contentView]);
5767         CGRect bounds([content bounds]);
5768
5769         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5770         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5771         [content addSubview:content_];
5772
5773         [content_ setDelegate:self];
5774         [content_ setOpaque:YES];
5775     } return self;
5776 }
5777
5778 - (NSString *) accessibilityLabel {
5779     return name_;
5780 }
5781
5782 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5783     summarized_ = summary;
5784
5785     icon_ = nil;
5786     name_ = nil;
5787     description_ = nil;
5788     source_ = nil;
5789     badge_ = nil;
5790     placard_ = nil;
5791
5792     if (package == nil)
5793         [content_ setBackgroundColor:[UIColor whiteColor]];
5794     else {
5795         [package parse];
5796
5797         Source *source = [package source];
5798
5799         icon_ = [package icon];
5800
5801         if (NSString *name = [package name])
5802             name_ = [NSString stringWithString:name];
5803
5804         if (NSString *description = [package shortDescription])
5805             description_ = [NSString stringWithString:description];
5806
5807         commercial_ = [package isCommercial];
5808
5809         NSString *label = nil;
5810         bool trusted = false;
5811
5812         if (source != nil) {
5813             label = [source label];
5814             trusted = [source trusted];
5815         } else if ([[package id] isEqualToString:@"firmware"])
5816             label = UCLocalize("APPLE");
5817         else
5818             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5819
5820         NSString *from(label);
5821
5822         NSString *section = [package simpleSection];
5823         if (section != nil && ![section isEqualToString:label]) {
5824             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5825             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5826         }
5827
5828         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5829
5830         if (NSString *purpose = [package primaryPurpose])
5831             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5832
5833         UIColor *color;
5834         NSString *placard;
5835
5836         if (NSString *mode = [package mode]) {
5837             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5838                 color = RemovingColor_;
5839                 placard = @"removing";
5840             } else {
5841                 color = InstallingColor_;
5842                 placard = @"installing";
5843             }
5844         } else {
5845             color = [UIColor whiteColor];
5846
5847             if ([package installed] != nil)
5848                 placard = @"installed";
5849             else
5850                 placard = nil;
5851         }
5852
5853         [content_ setBackgroundColor:color];
5854
5855         if (placard != nil)
5856             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5857     }
5858
5859     [self setNeedsDisplay];
5860     [content_ setNeedsDisplay];
5861 }
5862
5863 - (void) drawSummaryContentRect:(CGRect)rect {
5864     bool highlighted(highlighted_);
5865     float width([self bounds].size.width);
5866
5867     if (icon_ != nil) {
5868         CGRect rect;
5869         rect.size = [(UIImage *) icon_ size];
5870
5871         while (rect.size.width > 16 || rect.size.height > 16) {
5872             rect.size.width /= 2;
5873             rect.size.height /= 2;
5874         }
5875
5876         rect.origin.x = 19 - rect.size.width / 2;
5877         rect.origin.y = 19 - rect.size.height / 2;
5878
5879         [icon_ drawInRect:Retina(rect)];
5880     }
5881
5882     if (badge_ != nil) {
5883         CGRect rect;
5884         rect.size = [(UIImage *) badge_ size];
5885
5886         rect.size.width /= 4;
5887         rect.size.height /= 4;
5888
5889         rect.origin.x = 25 - rect.size.width / 2;
5890         rect.origin.y = 25 - rect.size.height / 2;
5891
5892         [badge_ drawInRect:Retina(rect)];
5893     }
5894
5895     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5896         UISetColor(White_);
5897
5898     if (!highlighted)
5899         UISetColor(commercial_ ? Purple_ : Black_);
5900     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
5901
5902     if (placard_ != nil)
5903         [placard_ drawAtPoint:CGPointMake(width - 52, 11)];
5904 }
5905
5906 - (void) drawNormalContentRect:(CGRect)rect {
5907     bool highlighted(highlighted_);
5908     float width([self bounds].size.width);
5909
5910     if (icon_ != nil) {
5911         CGRect rect;
5912         rect.size = [(UIImage *) icon_ size];
5913
5914         while (rect.size.width > 32 || rect.size.height > 32) {
5915             rect.size.width /= 2;
5916             rect.size.height /= 2;
5917         }
5918
5919         rect.origin.x = 25 - rect.size.width / 2;
5920         rect.origin.y = 25 - rect.size.height / 2;
5921
5922         [icon_ drawInRect:Retina(rect)];
5923     }
5924
5925     if (badge_ != nil) {
5926         CGRect rect;
5927         rect.size = [(UIImage *) badge_ size];
5928
5929         rect.size.width /= 2;
5930         rect.size.height /= 2;
5931
5932         rect.origin.x = 36 - rect.size.width / 2;
5933         rect.origin.y = 36 - rect.size.height / 2;
5934
5935         [badge_ drawInRect:Retina(rect)];
5936     }
5937
5938     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5939         UISetColor(White_);
5940
5941     if (!highlighted)
5942         UISetColor(commercial_ ? Purple_ : Black_);
5943     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
5944     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
5945
5946     if (!highlighted)
5947         UISetColor(commercial_ ? Purplish_ : Gray_);
5948     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:NSLineBreakByTruncatingTail];
5949
5950     if (placard_ != nil)
5951         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5952 }
5953
5954 - (void) drawContentRect:(CGRect)rect {
5955     if (summarized_)
5956         [self drawSummaryContentRect:rect];
5957     else
5958         [self drawNormalContentRect:rect];
5959 }
5960
5961 @end
5962 /* }}} */
5963 /* Section Cell {{{ */
5964 @interface SectionCell : CyteTableViewCell <
5965     CyteTableViewCellDelegate
5966 > {
5967     _H<NSString> basic_;
5968     _H<NSString> section_;
5969     _H<NSString> name_;
5970     _H<NSString> count_;
5971     _H<UIImage> icon_;
5972     _H<UISwitch> switch_;
5973     BOOL editing_;
5974 }
5975
5976 - (void) setSection:(Section *)section editing:(BOOL)editing;
5977
5978 @end
5979
5980 @implementation SectionCell
5981
5982 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5983     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5984         icon_ = [UIImage imageNamed:@"folder.png"];
5985         // XXX: this initial frame is wrong, but is fixed later
5986         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5987         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5988
5989         UIView *content([self contentView]);
5990         CGRect bounds([content bounds]);
5991
5992         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5993         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5994         [content addSubview:content_];
5995         [content_ setBackgroundColor:[UIColor whiteColor]];
5996
5997         [content_ setDelegate:self];
5998     } return self;
5999 }
6000
6001 - (void) onSwitch:(id)sender {
6002     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
6003     if (metadata == nil) {
6004         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
6005         [Sections_ setObject:metadata forKey:basic_];
6006     }
6007
6008     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
6009 }
6010
6011 - (void) setSection:(Section *)section editing:(BOOL)editing {
6012     if (editing != editing_) {
6013         if (editing_)
6014             [switch_ removeFromSuperview];
6015         else
6016             [self addSubview:switch_];
6017         editing_ = editing;
6018     }
6019
6020     basic_ = nil;
6021     section_ = nil;
6022     name_ = nil;
6023     count_ = nil;
6024
6025     if (section == nil) {
6026         name_ = UCLocalize("ALL_PACKAGES");
6027         count_ = nil;
6028     } else {
6029         basic_ = [section name];
6030         section_ = [section localized];
6031
6032         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
6033         count_ = [NSString stringWithFormat:@"%zd", [section count]];
6034
6035         if (editing_)
6036             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
6037     }
6038
6039     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
6040     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
6041
6042     [content_ setNeedsDisplay];
6043 }
6044
6045 - (void) setFrame:(CGRect)frame {
6046     [super setFrame:frame];
6047
6048     CGRect rect([switch_ frame]);
6049     [switch_ setFrame:CGRectMake(frame.size.width - rect.size.width - 9, 9, rect.size.width, rect.size.height)];
6050 }
6051
6052 - (NSString *) accessibilityLabel {
6053     return name_;
6054 }
6055
6056 - (void) drawContentRect:(CGRect)rect {
6057     bool highlighted(highlighted_ && !editing_);
6058
6059     [icon_ drawInRect:CGRectMake(7, 7, 32, 32)];
6060
6061     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6062         UISetColor(White_);
6063
6064     float width(rect.size.width);
6065     if (editing_)
6066         width -= 9 + [switch_ frame].size.width;
6067
6068     if (!highlighted)
6069         UISetColor(Black_);
6070     [name_ drawAtPoint:CGPointMake(48, 12) forWidth:(width - 58) withFont:Font18_ lineBreakMode:NSLineBreakByTruncatingTail];
6071
6072     CGSize size = [count_ sizeWithFont:Font14_];
6073
6074     UISetColor(Folder_);
6075     if (count_ != nil)
6076         [count_ drawAtPoint:CGPointMake(Retina(10 + (30 - size.width) / 2), 18) withFont:Font12Bold_];
6077 }
6078
6079 @end
6080 /* }}} */
6081
6082 /* File Table {{{ */
6083 @interface FileTable : CyteViewController <
6084     UITableViewDataSource,
6085     UITableViewDelegate
6086 > {
6087     _transient Database *database_;
6088     _H<Package> package_;
6089     _H<NSString> name_;
6090     _H<NSMutableArray> files_;
6091     _H<UITableView, 2> list_;
6092 }
6093
6094 - (id) initWithDatabase:(Database *)database;
6095 - (void) setPackage:(Package *)package;
6096
6097 @end
6098
6099 @implementation FileTable
6100
6101 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
6102     return files_ == nil ? 0 : [files_ count];
6103 }
6104
6105 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
6106     return 24.0f;
6107 }*/
6108
6109 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
6110     static NSString *reuseIdentifier = @"Cell";
6111
6112     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
6113     if (cell == nil) {
6114         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
6115         [cell setFont:[UIFont systemFontOfSize:16]];
6116     }
6117     [cell setText:[files_ objectAtIndex:indexPath.row]];
6118     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
6119
6120     return cell;
6121 }
6122
6123 - (NSURL *) navigationURL {
6124     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
6125 }
6126
6127 - (void) loadView {
6128     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
6129     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6130     [list_ setRowHeight:24.0f];
6131     [(UITableView *) list_ setDataSource:self];
6132     [list_ setDelegate:self];
6133     [self setView:list_];
6134 }
6135
6136 - (void) viewDidLoad {
6137     [super viewDidLoad];
6138
6139     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
6140 }
6141
6142 - (void) releaseSubviews {
6143     list_ = nil;
6144
6145     package_ = nil;
6146     files_ = nil;
6147
6148     [super releaseSubviews];
6149 }
6150
6151 - (id) initWithDatabase:(Database *)database {
6152     if ((self = [super init]) != nil) {
6153         database_ = database;
6154     } return self;
6155 }
6156
6157 - (void) setPackage:(Package *)package {
6158     package_ = nil;
6159     name_ = nil;
6160
6161     files_ = [NSMutableArray arrayWithCapacity:32];
6162
6163     if (package != nil) {
6164         package_ = package;
6165         name_ = [package id];
6166
6167         if (NSArray *files = [package files])
6168             [files_ addObjectsFromArray:files];
6169
6170         if ([files_ count] != 0) {
6171             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
6172                 [files_ removeObjectAtIndex:0];
6173             [files_ sortUsingSelector:@selector(compareByPath:)];
6174
6175             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
6176             [stack addObject:@"/"];
6177
6178             for (int i(0), e([files_ count]); i != e; ++i) {
6179                 NSString *file = [files_ objectAtIndex:i];
6180                 while (![file hasPrefix:[stack lastObject]])
6181                     [stack removeLastObject];
6182                 NSString *directory = [stack lastObject];
6183                 [stack addObject:[file stringByAppendingString:@"/"]];
6184                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
6185                     ([stack count] - 2) * 3, "",
6186                     [file substringFromIndex:[directory length]]
6187                 ]];
6188             }
6189         }
6190     }
6191
6192     [list_ reloadData];
6193 }
6194
6195 - (void) reloadData {
6196     [super reloadData];
6197
6198     [self setPackage:[database_ packageWithName:name_]];
6199 }
6200
6201 @end
6202 /* }}} */
6203 /* Package Controller {{{ */
6204 @interface CYPackageController : CydiaWebViewController <
6205     UIActionSheetDelegate
6206 > {
6207     _transient Database *database_;
6208     _H<Package> package_;
6209     _H<NSString> name_;
6210     bool commercial_;
6211     std::vector<std::pair<_H<NSString>, _H<NSString>>> buttons_;
6212     _H<UIBarButtonItem> button_;
6213 }
6214
6215 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
6216
6217 @end
6218
6219 @implementation CYPackageController
6220
6221 - (NSURL *) navigationURL {
6222     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6223 }
6224
6225 - (void) _clickButtonWithName:(NSString *)name {
6226     if ([name isEqualToString:@"CLEAR"])
6227         [delegate_ clearPackage:package_];
6228     else if ([name isEqualToString:@"INSTALL"])
6229         [delegate_ installPackage:package_];
6230     else if ([name isEqualToString:@"REINSTALL"])
6231         [delegate_ installPackage:package_];
6232     else if ([name isEqualToString:@"REMOVE"])
6233         [delegate_ removePackage:package_];
6234     else if ([name isEqualToString:@"UPGRADE"])
6235         [delegate_ installPackage:package_];
6236     else _assert(false);
6237 }
6238
6239 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6240     NSString *context([sheet context]);
6241
6242     if ([context isEqualToString:@"modify"]) {
6243         if (button != [sheet cancelButtonIndex]) {
6244             if (IsWildcat_)
6245                 [self performSelector:@selector(_clickButtonWithName:) withObject:buttons_[button].first afterDelay:0];
6246             else
6247                 [self _clickButtonWithName:buttons_[button].first];
6248         }
6249
6250         [sheet dismissWithClickedButtonIndex:button animated:YES];
6251     }
6252 }
6253
6254 - (bool) _allowJavaScriptPanel {
6255     return commercial_;
6256 }
6257
6258 #if !AlwaysReload
6259 - (void) _customButtonClicked {
6260     size_t count(buttons_.size());
6261     if (count == 0)
6262         return;
6263
6264     if (count == 1)
6265         [self _clickButtonWithName:buttons_[0].first];
6266     else {
6267         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6268         for (const auto &button : buttons_)
6269             [buttons addObject:button.second];
6270
6271         UIActionSheet *sheet = [[[UIActionSheet alloc]
6272             initWithTitle:nil
6273             delegate:self
6274             cancelButtonTitle:nil
6275             destructiveButtonTitle:nil
6276             otherButtonTitles:nil
6277         ] autorelease];
6278
6279         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6280         if (!IsWildcat_) {
6281            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6282            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6283         }
6284         [sheet setContext:@"modify"];
6285
6286         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6287     }
6288 }
6289
6290 - (void) reloadButtonClicked {
6291     if (commercial_ && function_ == nil && [package_ uninstalled])
6292         return;
6293     [self customButtonClicked];
6294 }
6295
6296 - (void) applyLoadingTitle {
6297     // Don't show "Loading" as the title. Ever.
6298 }
6299
6300 - (UIBarButtonItem *) rightButton {
6301     return button_;
6302 }
6303 #endif
6304
6305 - (void) setPageColor:(UIColor *)color {
6306     return [super setPageColor:nil];
6307 }
6308
6309 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6310     if ((self = [super init]) != nil) {
6311         database_ = database;
6312         name_ = name == nil ? @"" : [NSString stringWithString:name];
6313         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6314     } return self;
6315 }
6316
6317 - (void) reloadData {
6318     [super reloadData];
6319
6320     package_ = [database_ packageWithName:name_];
6321
6322     buttons_.clear();
6323
6324     if (package_ != nil) {
6325         [(Package *) package_ parse];
6326
6327         commercial_ = [package_ isCommercial];
6328
6329         if ([package_ mode] != nil)
6330             buttons_.push_back(std::make_pair(@"CLEAR", UCLocalize("CLEAR")));
6331         if ([package_ source] == nil);
6332         else if ([package_ upgradableAndEssential:NO])
6333             buttons_.push_back(std::make_pair(@"UPGRADE", UCLocalize("UPGRADE")));
6334         else if ([package_ uninstalled])
6335             buttons_.push_back(std::make_pair(@"INSTALL", UCLocalize("INSTALL")));
6336         else
6337             buttons_.push_back(std::make_pair(@"REINSTALL", UCLocalize("REINSTALL")));
6338         if (![package_ uninstalled])
6339             buttons_.push_back(std::make_pair(@"REMOVE", UCLocalize("REMOVE")));
6340     }
6341
6342     NSString *title;
6343     switch (buttons_.size()) {
6344         case 0: title = nil; break;
6345         case 1: title = buttons_[0].second; break;
6346         default: title = UCLocalize("MODIFY"); break;
6347     }
6348
6349     button_ = [[[UIBarButtonItem alloc]
6350         initWithTitle:title
6351         style:UIBarButtonItemStylePlain
6352         target:self
6353         action:@selector(customButtonClicked)
6354     ] autorelease];
6355 }
6356
6357 - (bool) isLoading {
6358     return commercial_ ? [super isLoading] : false;
6359 }
6360
6361 @end
6362 /* }}} */
6363
6364 /* Package List Controller {{{ */
6365 @interface PackageListController : CyteViewController <
6366     UITableViewDataSource,
6367     UITableViewDelegate
6368 > {
6369     _transient Database *database_;
6370     unsigned era_;
6371     _H<NSArray> packages_;
6372     _H<NSArray> sections_;
6373     _H<UITableView, 2> list_;
6374
6375     _H<NSArray> thumbs_;
6376     std::vector<NSInteger> offset_;
6377
6378     _H<NSString> title_;
6379     unsigned reloading_;
6380 }
6381
6382 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6383 - (void) setDelegate:(id)delegate;
6384 - (void) resetCursor;
6385 - (void) clearData;
6386
6387 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages;
6388
6389 @end
6390
6391 @implementation PackageListController
6392
6393 - (NSURL *) referrerURL {
6394     return [self navigationURL];
6395 }
6396
6397 - (bool) isSummarized {
6398     return false;
6399 }
6400
6401 - (bool) showsSections {
6402     return true;
6403 }
6404
6405 - (void) deselectWithAnimation:(BOOL)animated {
6406     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6407 }
6408
6409 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6410     CGRect base = [[self view] bounds];
6411     base.size.height -= bounds.size.height;
6412     base.origin = [list_ frame].origin;
6413
6414     [UIView beginAnimations:nil context:NULL];
6415     [UIView setAnimationBeginsFromCurrentState:YES];
6416     [UIView setAnimationCurve:curve];
6417     [UIView setAnimationDuration:duration];
6418     [list_ setFrame:base];
6419     [UIView commitAnimations];
6420 }
6421
6422 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6423     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6424 }
6425
6426 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6427     [self resizeForKeyboardBounds:bounds duration:0];
6428 }
6429
6430 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6431     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6432         *curve = UIViewAnimationCurveEaseInOut;
6433     else
6434         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6435
6436     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6437         *duration = 0.3;
6438     else
6439         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6440 }
6441
6442 - (void) keyboardWillShow:(NSNotification *)notification {
6443     CGRect bounds;
6444     CGPoint center;
6445     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6446     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6447
6448     NSTimeInterval duration;
6449     UIViewAnimationCurve curve;
6450     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6451
6452     CGRect kbframe = CGRectMake(Retina(center.x - bounds.size.width / 2), Retina(center.y - bounds.size.height / 2), bounds.size.width, bounds.size.height);
6453     UIViewController *base = self;
6454     while ([base parentOrPresentingViewController] != nil)
6455         base = [base parentOrPresentingViewController];
6456     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6457     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6458
6459     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6460         intersection.size.height += CYStatusBarHeight();
6461
6462     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6463 }
6464
6465 - (void) keyboardWillHide:(NSNotification *)notification {
6466     NSTimeInterval duration;
6467     UIViewAnimationCurve curve;
6468     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6469
6470     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6471 }
6472
6473 - (void) viewWillAppear:(BOOL)animated {
6474     [super viewWillAppear:animated];
6475
6476     [self resizeForKeyboardBounds:CGRectZero];
6477     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6478     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6479 }
6480
6481 - (void) viewWillDisappear:(BOOL)animated {
6482     [super viewWillDisappear:animated];
6483
6484     [self resizeForKeyboardBounds:CGRectZero];
6485     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6486     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6487 }
6488
6489 - (void) viewDidAppear:(BOOL)animated {
6490     [super viewDidAppear:animated];
6491     [self deselectWithAnimation:animated];
6492 }
6493
6494 - (void) didSelectPackage:(Package *)package {
6495     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6496     [view setDelegate:delegate_];
6497     [[self navigationController] pushViewController:view animated:YES];
6498 }
6499
6500 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6501     NSInteger count([sections_ count]);
6502     return count == 0 ? 1 : count;
6503 }
6504
6505 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6506     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6507         return nil;
6508     return [[sections_ objectAtIndex:section] name];
6509 }
6510
6511 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6512     if ([sections_ count] == 0)
6513         return 0;
6514     return [[sections_ objectAtIndex:section] count];
6515 }
6516
6517 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6518 @synchronized (database_) {
6519     if ([database_ era] != era_)
6520         return nil;
6521
6522     Section *section([sections_ objectAtIndex:[path section]]);
6523     NSInteger row([path row]);
6524     Package *package([packages_ objectAtIndex:([section row] + row)]);
6525     return [[package retain] autorelease];
6526 } }
6527
6528 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6529     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6530     if (cell == nil)
6531         cell = [[[PackageCell alloc] init] autorelease];
6532
6533     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6534     [cell setPackage:package asSummary:[self isSummarized]];
6535     return cell;
6536 }
6537
6538 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6539     Package *package([self packageAtIndexPath:path]);
6540     package = [database_ packageWithName:[package id]];
6541     [self didSelectPackage:package];
6542 }
6543
6544 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6545     return thumbs_;
6546 }
6547
6548 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6549     return offset_[index];
6550 }
6551
6552 - (void) updateHeight {
6553     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6554 }
6555
6556 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6557     if ((self = [super init]) != nil) {
6558         database_ = database;
6559         title_ = [title copy];
6560         [[self navigationItem] setTitle:title_];
6561     } return self;
6562 }
6563
6564 - (void) loadView {
6565     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6566     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6567     [self setView:view];
6568
6569     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6570     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6571     [view addSubview:list_];
6572
6573     // XXX: is 20 the most optimal number here?
6574     [list_ setSectionIndexMinimumDisplayRowCount:20];
6575
6576     [(UITableView *) list_ setDataSource:self];
6577     [list_ setDelegate:self];
6578
6579     [self updateHeight];
6580 }
6581
6582 - (void) releaseSubviews {
6583     list_ = nil;
6584
6585     packages_ = nil;
6586     sections_ = nil;
6587
6588     thumbs_ = nil;
6589     offset_.clear();
6590
6591     [super releaseSubviews];
6592 }
6593
6594 - (void) setDelegate:(id)delegate {
6595     delegate_ = delegate;
6596 }
6597
6598 - (bool) shouldYield {
6599     return false;
6600 }
6601
6602 - (bool) shouldBlock {
6603     return false;
6604 }
6605
6606 - (NSMutableArray *) _reloadPackages {
6607 @synchronized (database_) {
6608     era_ = [database_ era];
6609     NSArray *packages([database_ packages]);
6610
6611     return [NSMutableArray arrayWithArray:packages];
6612 } }
6613
6614 - (void) _reloadData {
6615     if (reloading_ != 0) {
6616         reloading_ = 2;
6617         return;
6618     }
6619
6620     NSMutableArray *packages;
6621
6622   reload:
6623     if ([self shouldYield]) {
6624         do {
6625             UIProgressHUD *hud;
6626
6627             if (![self shouldBlock])
6628                 hud = nil;
6629             else {
6630                 hud = [delegate_ addProgressHUD];
6631                 [hud setText:UCLocalize("LOADING")];
6632             }
6633
6634             reloading_ = 1;
6635             packages = [self yieldToSelector:@selector(_reloadPackages)];
6636
6637             if (hud != nil)
6638                 [delegate_ removeProgressHUD:hud];
6639         } while (reloading_ == 2);
6640     } else {
6641         packages = [self _reloadPackages];
6642     }
6643
6644 @synchronized (database_) {
6645     if (era_ != [database_ era])
6646         goto reload;
6647     reloading_ = 0;
6648
6649     thumbs_ = nil;
6650     offset_.clear();
6651
6652     packages_ = packages;
6653
6654     if ([self showsSections])
6655         sections_ = [self sectionsForPackages:packages];
6656     else {
6657         Section *section([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6658         [section setCount:[packages_ count]];
6659         sections_ = [NSArray arrayWithObject:section];
6660     }
6661
6662     [self updateHeight];
6663
6664     _profile(PackageTable$reloadData$List)
6665         [(UITableView *) list_ setDataSource:self];
6666         [list_ reloadData];
6667     _end
6668 }
6669
6670     PrintTimes();
6671 }
6672
6673 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
6674     Section *prefix([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6675     size_t end([packages count]);
6676
6677     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
6678     Section *section(prefix);
6679
6680     thumbs_ = CollationThumbs_;
6681     offset_ = CollationOffset_;
6682
6683     size_t offset(0);
6684     size_t offsets([CollationStarts_ count]);
6685
6686     NSString *start([CollationStarts_ objectAtIndex:offset]);
6687     size_t length([start length]);
6688
6689     for (size_t index(0); index != end; ++index) {
6690         if (start != nil) {
6691             Package *package([packages objectAtIndex:index]);
6692             NSString *name(PackageName(package, @selector(cyname)));
6693
6694             //while ([start compare:name options:NSNumericSearch range:NSMakeRange(0, length) locale:CollationLocale_] != NSOrderedDescending) {
6695             while (StringNameCompare(start, name, length) != kCFCompareGreaterThan) {
6696                 NSString *title([CollationTitles_ objectAtIndex:offset]);
6697                 section = [[[Section alloc] initWithName:title row:index localize:NO] autorelease];
6698                 [sections addObject:section];
6699
6700                 start = ++offset == offsets ? nil : [CollationStarts_ objectAtIndex:offset];
6701                 if (start == nil)
6702                     break;
6703                 length = [start length];
6704             }
6705         }
6706
6707         [section addToCount];
6708     }
6709
6710     for (; offset != offsets; ++offset) {
6711         NSString *title([CollationTitles_ objectAtIndex:offset]);
6712         Section *section([[[Section alloc] initWithName:title row:end localize:NO] autorelease]);
6713         [sections addObject:section];
6714     }
6715
6716     if ([prefix count] != 0) {
6717         Section *suffix([sections lastObject]);
6718         [prefix setName:[suffix name]];
6719         [suffix setName:nil];
6720         [sections insertObject:prefix atIndex:(offsets - 1)];
6721     }
6722
6723     return sections;
6724 }
6725
6726 - (void) reloadData {
6727     [super reloadData];
6728
6729     if ([self shouldYield])
6730         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6731     else
6732         [self _reloadData];
6733 }
6734
6735 - (void) resetCursor {
6736     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6737 }
6738
6739 - (void) clearData {
6740     [self updateHeight];
6741
6742     [list_ setDataSource:nil];
6743     [list_ reloadData];
6744
6745     [self resetCursor];
6746 }
6747
6748 @end
6749 /* }}} */
6750 /* Filtered Package List Controller {{{ */
6751 typedef Function<bool, Package *> PackageFilter;
6752 typedef Function<void, NSMutableArray *> PackageSorter;
6753 @interface FilteredPackageListController : PackageListController {
6754     PackageFilter filter_;
6755     PackageSorter sorter_;
6756 }
6757
6758 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter;
6759
6760 - (void) setFilter:(PackageFilter)filter;
6761 - (void) setSorter:(PackageSorter)sorter;
6762
6763 @end
6764
6765 @implementation FilteredPackageListController
6766
6767 - (void) setFilter:(PackageFilter)filter {
6768 @synchronized (self) {
6769     filter_ = filter;
6770 } }
6771
6772 - (void) setSorter:(PackageSorter)sorter {
6773 @synchronized (self) {
6774     sorter_ = sorter;
6775 } }
6776
6777 - (NSMutableArray *) _reloadPackages {
6778 @synchronized (database_) {
6779     era_ = [database_ era];
6780
6781     NSArray *packages([database_ packages]);
6782     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6783
6784     PackageFilter filter;
6785     PackageSorter sorter;
6786
6787     @synchronized (self) {
6788         filter = filter_;
6789         sorter = sorter_;
6790     }
6791
6792     _profile(PackageTable$reloadData$Filter)
6793         for (Package *package in packages)
6794             if ([package valid] && filter(package))
6795                 [filtered addObject:package];
6796     _end
6797
6798     if (sorter)
6799         sorter(filtered);
6800     return filtered;
6801 } }
6802
6803 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter {
6804     if ((self = [super initWithDatabase:database title:title]) != nil) {
6805         [self setFilter:filter];
6806     } return self;
6807 }
6808
6809 @end
6810 /* }}} */
6811
6812 /* Home Controller {{{ */
6813 @interface HomeController : CydiaWebViewController {
6814     CFRunLoopRef runloop_;
6815     SCNetworkReachabilityRef reachability_;
6816 }
6817
6818 @end
6819
6820 @implementation HomeController
6821
6822 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6823     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6824 }
6825
6826 - (id) init {
6827     if ((self = [super init]) != nil) {
6828         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6829         [self reloadData];
6830
6831         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6832         if (reachability_ != NULL) {
6833             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6834             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6835
6836             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6837             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6838                 runloop_ = runloop;
6839         }
6840     } return self;
6841 }
6842
6843 - (void) dealloc {
6844     if (reachability_ != NULL && runloop_ != NULL)
6845         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6846     [super dealloc];
6847 }
6848
6849 - (NSURL *) navigationURL {
6850     return [NSURL URLWithString:@"cydia://home"];
6851 }
6852
6853 - (void) aboutButtonClicked {
6854     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6855
6856     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6857     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6858     [alert setCancelButtonIndex:0];
6859
6860     [alert setMessage:
6861         @"Copyright \u00a9 2008-2015\n"
6862         "SaurikIT, LLC\n"
6863         "\n"
6864         "Jay Freeman (saurik)\n"
6865         "saurik@saurik.com\n"
6866         "http://www.saurik.com/"
6867     ];
6868
6869     [alert show];
6870 }
6871
6872 - (UIBarButtonItem *) leftButton {
6873     return [[[UIBarButtonItem alloc]
6874         initWithTitle:UCLocalize("ABOUT")
6875         style:UIBarButtonItemStylePlain
6876         target:self
6877         action:@selector(aboutButtonClicked)
6878     ] autorelease];
6879 }
6880
6881 @end
6882 /* }}} */
6883
6884 /* Cydia Navigation Controller Interface {{{ */
6885 @interface UINavigationController (Cydia)
6886
6887 - (NSArray *) navigationURLCollection;
6888 - (void) unloadData;
6889
6890 @end
6891 /* }}} */
6892
6893 /* Cydia Tab Bar Controller {{{ */
6894 @interface CydiaTabBarController : CyteTabBarController <
6895     UITabBarControllerDelegate,
6896     FetchDelegate
6897 > {
6898     _transient Database *database_;
6899
6900     _H<UIActivityIndicatorView> indicator_;
6901
6902     bool updating_;
6903     // XXX: ok, "updatedelegate_"?...
6904     _transient NSObject<CydiaDelegate> *updatedelegate_;
6905 }
6906
6907 - (NSArray *) navigationURLCollection;
6908 - (void) beginUpdate;
6909 - (BOOL) updating;
6910
6911 @end
6912
6913 @implementation CydiaTabBarController
6914
6915 - (NSArray *) navigationURLCollection {
6916     NSMutableArray *items([NSMutableArray array]);
6917
6918     // XXX: Should this deal with transient view controllers?
6919     for (id navigation in [self viewControllers]) {
6920         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6921         if (stack != nil)
6922             [items addObject:stack];
6923     }
6924
6925     return items;
6926 }
6927
6928 - (id) initWithDatabase:(Database *)database {
6929     if ((self = [super init]) != nil) {
6930         database_ = database;
6931         [self setDelegate:self];
6932
6933         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteTiny] autorelease];
6934         [indicator_ setOrigin:CGPointMake(kCFCoreFoundationVersionNumber >= 800 ? 2 : 4, 2)];
6935
6936         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6937     } return self;
6938 }
6939
6940 - (void) beginUpdate {
6941     if (updating_)
6942         return;
6943
6944     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
6945     UITabBarItem *item([controller tabBarItem]);
6946
6947     [item setBadgeValue:@""];
6948     UIView *badge(MSHookIvar<UIView *>([item view], "_badge"));
6949
6950     [indicator_ startAnimating];
6951     [badge addSubview:indicator_];
6952
6953     [updatedelegate_ retainNetworkActivityIndicator];
6954     updating_ = true;
6955
6956     [NSThread
6957         detachNewThreadSelector:@selector(performUpdate)
6958         toTarget:self
6959         withObject:nil
6960     ];
6961 }
6962
6963 - (void) performUpdate {
6964     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6965
6966     SourceStatus status(self, database_);
6967     [database_ updateWithStatus:status];
6968
6969     [self
6970         performSelectorOnMainThread:@selector(completeUpdate)
6971         withObject:nil
6972         waitUntilDone:NO
6973     ];
6974
6975     [pool release];
6976 }
6977
6978 - (void) stopUpdateWithSelector:(SEL)selector {
6979     updating_ = false;
6980     [updatedelegate_ releaseNetworkActivityIndicator];
6981
6982     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
6983     [[controller tabBarItem] setBadgeValue:nil];
6984
6985     [indicator_ removeFromSuperview];
6986     [indicator_ stopAnimating];
6987
6988     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6989 }
6990
6991 - (void) completeUpdate {
6992     if (!updating_)
6993         return;
6994     [self stopUpdateWithSelector:@selector(reloadData)];
6995 }
6996
6997 - (void) cancelUpdate {
6998     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
6999 }
7000
7001 - (void) cancelPressed {
7002     [self cancelUpdate];
7003 }
7004
7005 - (BOOL) updating {
7006     return updating_;
7007 }
7008
7009 - (bool) isSourceCancelled {
7010     return !updating_;
7011 }
7012
7013 - (void) startSourceFetch:(NSString *)uri {
7014 }
7015
7016 - (void) stopSourceFetch:(NSString *)uri {
7017 }
7018
7019 - (void) setUpdateDelegate:(id)delegate {
7020     updatedelegate_ = delegate;
7021 }
7022
7023 @end
7024 /* }}} */
7025
7026 /* Cydia Navigation Controller Implementation {{{ */
7027 @implementation UINavigationController (Cydia)
7028
7029 - (NSArray *) navigationURLCollection {
7030     NSMutableArray *stack([NSMutableArray array]);
7031
7032     for (CyteViewController *controller in [self viewControllers]) {
7033         NSString *url = [[controller navigationURL] absoluteString];
7034         if (url != nil)
7035             [stack addObject:url];
7036     }
7037
7038     return stack;
7039 }
7040
7041 - (void) reloadData {
7042     [super reloadData];
7043
7044     UIViewController *visible([self visibleViewController]);
7045     if (visible != nil)
7046         [visible reloadData];
7047
7048     // on the iPad, this view controller is ALSO visible. :(
7049     if (IsWildcat_)
7050         if (UIViewController *modal = [self modalViewController])
7051             if ([modal modalPresentationStyle] == UIModalPresentationFormSheet)
7052                 if (UIViewController *top = [self topViewController])
7053                     if (top != visible)
7054                         [top reloadData];
7055 }
7056
7057 - (void) unloadData {
7058     for (CyteViewController *page in [self viewControllers])
7059         [page unloadData];
7060
7061     [super unloadData];
7062 }
7063
7064 @end
7065 /* }}} */
7066
7067 /* Cydia:// Protocol {{{ */
7068 @interface CydiaURLProtocol : NSURLProtocol {
7069 }
7070
7071 @end
7072
7073 @implementation CydiaURLProtocol
7074
7075 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7076     NSURL *url([request URL]);
7077     if (url == nil)
7078         return NO;
7079
7080     NSString *scheme([[url scheme] lowercaseString]);
7081     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7082         return YES;
7083     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7084         return YES;
7085
7086     return NO;
7087 }
7088
7089 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7090     return request;
7091 }
7092
7093 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7094     id<NSURLProtocolClient> client([self client]);
7095     if (icon == nil)
7096         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7097     else {
7098         NSData *data(UIImagePNGRepresentation(icon));
7099
7100         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7101         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7102         [client URLProtocol:self didLoadData:data];
7103         [client URLProtocolDidFinishLoading:self];
7104     }
7105 }
7106
7107 - (void) startLoading {
7108     id<NSURLProtocolClient> client([self client]);
7109     NSURLRequest *request([self request]);
7110
7111     NSURL *url([request URL]);
7112     NSString *href([url absoluteString]);
7113     NSString *scheme([[url scheme] lowercaseString]);
7114
7115     NSString *path;
7116
7117     if ([scheme isEqualToString:@"cydia"])
7118         path = [href substringFromIndex:8];
7119     else if ([scheme isEqualToString:@"about"])
7120         path = [href substringFromIndex:12];
7121     else _assert(false);
7122
7123     NSRange slash([path rangeOfString:@"/"]);
7124
7125     NSString *command;
7126     if (slash.location == NSNotFound) {
7127         command = path;
7128         path = nil;
7129     } else {
7130         command = [path substringToIndex:slash.location];
7131         path = [path substringFromIndex:(slash.location + 1)];
7132     }
7133
7134     Database *database([Database sharedInstance]);
7135
7136     if ([command isEqualToString:@"package-icon"]) {
7137         if (path == nil)
7138             goto fail;
7139         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7140         Package *package([database packageWithName:path]);
7141         if (package == nil)
7142             goto fail;
7143         [package parse];
7144         UIImage *icon([package icon]);
7145         [self _returnPNGWithImage:icon forRequest:request];
7146     } else if ([command isEqualToString:@"uikit-image"]) {
7147         if (path == nil)
7148             goto fail;
7149         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7150         UIImage *icon(_UIImageWithName(path));
7151         [self _returnPNGWithImage:icon forRequest:request];
7152     } else if ([command isEqualToString:@"section-icon"]) {
7153         if (path == nil)
7154             goto fail;
7155         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7156         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7157         if (icon == nil)
7158             icon = [UIImage imageNamed:@"unknown.png"];
7159         [self _returnPNGWithImage:icon forRequest:request];
7160     } else fail: {
7161         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7162     }
7163 }
7164
7165 - (void) stopLoading {
7166 }
7167
7168 @end
7169 /* }}} */
7170
7171 /* Section Controller {{{ */
7172 @interface SectionController : FilteredPackageListController {
7173     _H<NSString> key_;
7174     _H<NSString> section_;
7175 }
7176
7177 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section;
7178
7179 @end
7180
7181 @implementation SectionController
7182
7183 - (NSURL *) referrerURL {
7184     NSString *name(section_);
7185     name = name ?: @"*";
7186     NSString *key(key_);
7187     key = key ?: @"*";
7188     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@/%@", UI_, [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7189 }
7190
7191 - (NSURL *) navigationURL {
7192     NSString *name(section_);
7193     name = name ?: @"*";
7194     NSString *key(key_);
7195     key = key ?: @"*";
7196     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@/%@", [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7197 }
7198
7199 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section {
7200     NSString *title;
7201     if (section == nil)
7202         title = UCLocalize("ALL_PACKAGES");
7203     else if (![section isEqual:@""])
7204         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(section) value:nil table:@"Sections"];
7205     else
7206         title = UCLocalize("NO_SECTION");
7207
7208     if ((self = [super initWithDatabase:database title:title]) != nil) {
7209         key_ = [source key];
7210         section_ = section;
7211     } return self;
7212 }
7213
7214 - (void) reloadData {
7215     Source *source([database_ sourceWithKey:key_]);
7216     _H<NSString> name(section_);
7217
7218     [self setFilter:[=](Package *package) {
7219         NSString *section([package section]);
7220
7221         return (
7222             name == nil ||
7223             section == nil && [name length] == 0 ||
7224             [name isEqualToString:section]
7225         ) && (
7226             source == nil ||
7227             [package source] == source
7228         ) && [package visible];
7229     }];
7230
7231     [super reloadData];
7232 }
7233
7234 @end
7235 /* }}} */
7236 /* Sections Controller {{{ */
7237 @interface SectionsController : CyteViewController <
7238     UITableViewDataSource,
7239     UITableViewDelegate
7240 > {
7241     _transient Database *database_;
7242     _H<NSString> key_;
7243     _H<NSMutableArray> sections_;
7244     _H<NSMutableArray> filtered_;
7245     _H<UITableView, 2> list_;
7246 }
7247
7248 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7249 - (void) editButtonClicked;
7250
7251 @end
7252
7253 @implementation SectionsController
7254
7255 - (NSURL *) navigationURL {
7256     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
7257 }
7258
7259 - (Source *) source {
7260     if (key_ == nil)
7261         return nil;
7262     return [database_ sourceWithKey:key_];
7263 }
7264
7265 - (void) updateNavigationItem {
7266     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7267     if ([sections_ count] == 0) {
7268         [[self navigationItem] setRightBarButtonItem:nil];
7269     } else {
7270         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7271             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7272             target:self
7273             action:@selector(editButtonClicked)
7274         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7275     }
7276 }
7277
7278 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7279     [super setEditing:editing animated:animated];
7280
7281     if (editing)
7282         [list_ reloadData];
7283     else
7284         [delegate_ updateData];
7285
7286     [self updateNavigationItem];
7287 }
7288
7289 - (void) viewDidAppear:(BOOL)animated {
7290     [super viewDidAppear:animated];
7291     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7292 }
7293
7294 - (void) viewWillDisappear:(BOOL)animated {
7295     [super viewWillDisappear:animated];
7296     [self setEditing:NO];
7297 }
7298
7299 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7300     Section *section = nil;
7301     int index = [indexPath row];
7302     if (![self isEditing]) {
7303         index -= 1;
7304         if (index >= 0)
7305             section = [filtered_ objectAtIndex:index];
7306     } else {
7307         section = [sections_ objectAtIndex:index];
7308     }
7309     return section;
7310 }
7311
7312 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7313     if ([self isEditing])
7314         return [sections_ count];
7315     else
7316         return [filtered_ count] + 1;
7317 }
7318
7319 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7320     return 45.0f;
7321 }*/
7322
7323 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7324     static NSString *reuseIdentifier = @"SectionCell";
7325
7326     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7327     if (cell == nil)
7328         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7329
7330     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7331
7332     return cell;
7333 }
7334
7335 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7336     if ([self isEditing])
7337         return;
7338
7339     Section *section = [self sectionAtIndexPath:indexPath];
7340
7341     SectionController *controller = [[[SectionController alloc]
7342         initWithDatabase:database_
7343         source:[self source]
7344         section:[section name]
7345     ] autorelease];
7346     [controller setDelegate:delegate_];
7347
7348     [[self navigationController] pushViewController:controller animated:YES];
7349 }
7350
7351 - (void) loadView {
7352     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7353     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7354     [list_ setRowHeight:46];
7355     [(UITableView *) list_ setDataSource:self];
7356     [list_ setDelegate:self];
7357     [self setView:list_];
7358 }
7359
7360 - (void) viewDidLoad {
7361     [super viewDidLoad];
7362
7363     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7364 }
7365
7366 - (void) releaseSubviews {
7367     list_ = nil;
7368
7369     sections_ = nil;
7370     filtered_ = nil;
7371
7372     [super releaseSubviews];
7373 }
7374
7375 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7376     if ((self = [super init]) != nil) {
7377         database_ = database;
7378         key_ = [source key];
7379     } return self;
7380 }
7381
7382 - (void) reloadData {
7383     [super reloadData];
7384
7385     NSArray *packages = [database_ packages];
7386
7387     sections_ = [NSMutableArray arrayWithCapacity:16];
7388     filtered_ = [NSMutableArray arrayWithCapacity:16];
7389
7390     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7391
7392     Source *source([self source]);
7393
7394     _trace();
7395     for (Package *package in packages) {
7396         if (source != nil && [package source] != source)
7397             continue;
7398
7399         NSString *name([package section]);
7400         NSString *key(name == nil ? @"" : name);
7401
7402         Section *section;
7403
7404         _profile(SectionsView$reloadData$Section)
7405             section = [sections objectForKey:key];
7406             if (section == nil) {
7407                 _profile(SectionsView$reloadData$Section$Allocate)
7408                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7409                     [sections setObject:section forKey:key];
7410                 _end
7411             }
7412         _end
7413
7414         [section addToCount];
7415
7416         _profile(SectionsView$reloadData$Filter)
7417             if (![package valid] || ![package visible])
7418                 continue;
7419         _end
7420
7421         [section addToRow];
7422     }
7423     _trace();
7424
7425     [sections_ addObjectsFromArray:[sections allValues]];
7426
7427     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7428
7429     for (Section *section in (id) sections_) {
7430         size_t count([section row]);
7431         if (count == 0)
7432             continue;
7433
7434         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7435         [section setCount:count];
7436         [filtered_ addObject:section];
7437     }
7438
7439     [self updateNavigationItem];
7440     [list_ reloadData];
7441     _trace();
7442 }
7443
7444 - (void) editButtonClicked {
7445     [self setEditing:![self isEditing] animated:YES];
7446 }
7447
7448 @end
7449 /* }}} */
7450
7451 /* Changes Controller {{{ */
7452 @interface ChangesController : FilteredPackageListController {
7453     unsigned upgrades_;
7454 }
7455
7456 - (id) initWithDatabase:(Database *)database;
7457
7458 @end
7459
7460 @implementation ChangesController
7461
7462 - (NSURL *) referrerURL {
7463     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/changes/", UI_]];
7464 }
7465
7466 - (NSURL *) navigationURL {
7467     return [NSURL URLWithString:@"cydia://changes"];
7468 }
7469
7470 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7471 @synchronized (database_) {
7472     if ([database_ era] != era_)
7473         return nil;
7474
7475     NSUInteger sectionIndex([path section]);
7476     if (sectionIndex >= [sections_ count])
7477         return nil;
7478     Section *section([sections_ objectAtIndex:sectionIndex]);
7479     NSInteger row([path row]);
7480     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7481 } }
7482
7483 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7484     NSString *context([alert context]);
7485
7486     if ([context isEqualToString:@"norefresh"])
7487         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7488 }
7489
7490 - (void) setLeftBarButtonItem {
7491     if ([delegate_ updating])
7492         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7493             initWithTitle:UCLocalize("CANCEL")
7494             style:UIBarButtonItemStyleDone
7495             target:self
7496             action:@selector(cancelButtonClicked)
7497         ] autorelease] animated:YES];
7498     else
7499         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7500             initWithTitle:UCLocalize("REFRESH")
7501             style:UIBarButtonItemStylePlain
7502             target:self
7503             action:@selector(refreshButtonClicked)
7504         ] autorelease] animated:YES];
7505 }
7506
7507 - (void) refreshButtonClicked {
7508     if ([delegate_ requestUpdate])
7509         [self setLeftBarButtonItem];
7510 }
7511
7512 - (void) cancelButtonClicked {
7513     [delegate_ cancelUpdate];
7514 }
7515
7516 - (void) upgradeButtonClicked {
7517     [delegate_ distUpgrade];
7518     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7519 }
7520
7521 - (bool) shouldYield {
7522     return true;
7523 }
7524
7525 - (bool) shouldBlock {
7526     return true;
7527 }
7528
7529 - (void) useFilter {
7530 @synchronized (self) {
7531     [self setFilter:[](Package *package) {
7532         return [package upgradableAndEssential:YES] || [package visible];
7533     }];
7534
7535     [self setSorter:[](NSMutableArray *packages) {
7536         [packages radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7537     }];
7538 } }
7539
7540 - (id) initWithDatabase:(Database *)database {
7541     if ((self = [super initWithDatabase:database title:UCLocalize("CHANGES")]) != nil) {
7542         [self useFilter];
7543     } return self;
7544 }
7545
7546 - (void) viewDidLoad {
7547     [super viewDidLoad];
7548     [self setLeftBarButtonItem];
7549 }
7550
7551 - (void) viewWillAppear:(BOOL)animated {
7552     [super viewWillAppear:animated];
7553     [self setLeftBarButtonItem];
7554 }
7555
7556 - (void) reloadData {
7557     [self setLeftBarButtonItem];
7558     [super reloadData];
7559 }
7560
7561 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
7562     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
7563
7564     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7565     Section *ignored = nil;
7566     Section *section = nil;
7567     time_t last = 0;
7568
7569     upgrades_ = 0;
7570     bool unseens = false;
7571
7572     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7573
7574     for (size_t offset = 0, count = [packages count]; offset != count; ++offset) {
7575         Package *package = [packages objectAtIndex:offset];
7576
7577         BOOL uae = [package upgradableAndEssential:YES];
7578
7579         if (!uae) {
7580             unseens = true;
7581             time_t seen([package seen]);
7582
7583             if (section == nil || last != seen) {
7584                 last = seen;
7585
7586                 NSString *name;
7587                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7588                 [name autorelease];
7589
7590                 _profile(ChangesController$reloadData$Allocate)
7591                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7592                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7593                     [sections addObject:section];
7594                 _end
7595             }
7596
7597             [section addToCount];
7598         } else if ([package ignored]) {
7599             if (ignored == nil) {
7600                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7601             }
7602             [ignored addToCount];
7603         } else {
7604             ++upgrades_;
7605             [upgradable addToCount];
7606         }
7607     }
7608     _trace();
7609
7610     CFRelease(formatter);
7611
7612     if (unseens) {
7613         Section *last = [sections lastObject];
7614         size_t count = [last count];
7615         [packages removeObjectsInRange:NSMakeRange([packages count] - count, count)];
7616         [sections removeLastObject];
7617     }
7618
7619     if ([ignored count] != 0)
7620         [sections insertObject:ignored atIndex:0];
7621     if (upgrades_ != 0)
7622         [sections insertObject:upgradable atIndex:0];
7623
7624     [list_ reloadData];
7625
7626     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7627         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7628         style:UIBarButtonItemStylePlain
7629         target:self
7630         action:@selector(upgradeButtonClicked)
7631     ] autorelease]) animated:YES];
7632
7633     return sections;
7634 }
7635
7636 @end
7637 /* }}} */
7638 /* Search Controller {{{ */
7639 @interface SearchController : FilteredPackageListController <
7640     UISearchBarDelegate
7641 > {
7642     _H<UISearchBar, 1> search_;
7643     BOOL searchloaded_;
7644     bool summary_;
7645 }
7646
7647 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7648 - (void) reloadData;
7649
7650 @end
7651
7652 @implementation SearchController
7653
7654 - (NSURL *) referrerURL {
7655     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
7656 }
7657
7658 - (NSURL *) navigationURL {
7659     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7660         return [NSURL URLWithString:@"cydia://search"];
7661     else
7662         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
7663 }
7664
7665 - (NSArray *) termsForQuery:(NSString *)query {
7666     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
7667     for (NSString *component in [query componentsSeparatedByString:@" "])
7668         if ([component length] != 0)
7669             [terms addObject:component];
7670
7671     return terms;
7672 }
7673
7674 - (void) useSearch {
7675     _H<NSArray> query([self termsForQuery:[search_ text]]);
7676     summary_ = false;
7677
7678 @synchronized (self) {
7679     [self setFilter:[=](Package *package) {
7680         if (![package unfiltered])
7681             return false;
7682         if (![package matches:query])
7683             return false;
7684         return true;
7685     }];
7686
7687     [self setSorter:[](NSMutableArray *packages) {
7688         [packages radixSortUsingSelector:@selector(rank)];
7689     }];
7690 }
7691
7692     [self clearData];
7693     [self reloadData];
7694 }
7695
7696 - (void) usePrefix:(NSString *)prefix {
7697     _H<NSString> query(prefix);
7698     summary_ = true;
7699
7700 @synchronized (self) {
7701     [self setFilter:[=](Package *package) {
7702         if ([query length] == 0)
7703             return false;
7704         if (![package unfiltered])
7705             return false;
7706         if ([[package name] compare:query options:MatchCompareOptions_ range:NSMakeRange(0, [query length])] != NSOrderedSame)
7707             return false;
7708         return true;
7709     }];
7710
7711     [self setSorter:nullptr];
7712 }
7713
7714     [self reloadData];
7715 }
7716
7717 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7718     [self clearData];
7719     [self usePrefix:[search_ text]];
7720 }
7721
7722 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7723     [search_ resignFirstResponder];
7724     [self useSearch];
7725 }
7726
7727 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7728     [search_ setText:@""];
7729     [self searchBarButtonClicked:searchBar];
7730 }
7731
7732 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7733     [self searchBarButtonClicked:searchBar];
7734 }
7735
7736 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7737     [self usePrefix:text];
7738 }
7739
7740 - (bool) shouldYield {
7741     return YES;
7742 }
7743
7744 - (bool) shouldBlock {
7745     return !summary_;
7746 }
7747
7748 - (bool) isSummarized {
7749     return summary_;
7750 }
7751
7752 - (bool) showsSections {
7753     return false;
7754 }
7755
7756 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7757     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH")])) {
7758         search_ = [[[UISearchBar alloc] init] autorelease];
7759         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7760         [search_ setDelegate:self];
7761
7762         UITextField *textField;
7763         if ([search_ respondsToSelector:@selector(searchField)])
7764             textField = [search_ searchField];
7765         else
7766             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7767
7768         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7769         [textField setEnablesReturnKeyAutomatically:NO];
7770         [[self navigationItem] setTitleView:textField];
7771
7772         if (query != nil)
7773             [search_ setText:query];
7774         [self useSearch];
7775     } return self;
7776 }
7777
7778 - (void) viewDidAppear:(BOOL)animated {
7779     [super viewDidAppear:animated];
7780
7781     if (!searchloaded_) {
7782         searchloaded_ = YES;
7783         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7784         [search_ layoutSubviews];
7785     }
7786
7787     if ([self isSummarized])
7788         [search_ becomeFirstResponder];
7789 }
7790
7791 - (void) reloadData {
7792     [self resetCursor];
7793     [super reloadData];
7794 }
7795
7796 - (void) didSelectPackage:(Package *)package {
7797     [search_ resignFirstResponder];
7798     [super didSelectPackage:package];
7799 }
7800
7801 @end
7802 /* }}} */
7803 /* Package Settings Controller {{{ */
7804 @interface PackageSettingsController : CyteViewController <
7805     UITableViewDataSource,
7806     UITableViewDelegate
7807 > {
7808     _transient Database *database_;
7809     _H<NSString> name_;
7810     _H<Package> package_;
7811     _H<UITableView, 2> table_;
7812     _H<UISwitch> subscribedSwitch_;
7813     _H<UISwitch> ignoredSwitch_;
7814     _H<UITableViewCell> subscribedCell_;
7815     _H<UITableViewCell> ignoredCell_;
7816 }
7817
7818 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7819
7820 @end
7821
7822 @implementation PackageSettingsController
7823
7824 - (NSURL *) navigationURL {
7825     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7826 }
7827
7828 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7829     if (package_ == nil)
7830         return 0;
7831
7832     if ([package_ installed] == nil)
7833         return 1;
7834     else
7835         return 2;
7836 }
7837
7838 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7839     if (package_ == nil)
7840         return 0;
7841
7842     // both sections contain just one item right now.
7843     return 1;
7844 }
7845
7846 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7847     return nil;
7848 }
7849
7850 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7851     if (section == 0)
7852         return UCLocalize("SHOW_ALL_CHANGES_EX");
7853     else
7854         return UCLocalize("IGNORE_UPGRADES_EX");
7855 }
7856
7857 - (void) onSubscribed:(id)control {
7858     bool value([control isOn]);
7859     if (package_ == nil)
7860         return;
7861     if ([package_ setSubscribed:value])
7862         [delegate_ updateData];
7863 }
7864
7865 - (void) _updateIgnored {
7866     const char *package([name_ UTF8String]);
7867     bool on([ignoredSwitch_ isOn]);
7868
7869     pid_t pid(ExecFork());
7870     if (pid == 0) {
7871         FILE *dpkg(popen("/usr/libexec/cydo --set-selections", "w"));
7872         fwrite(package, strlen(package), 1, dpkg);
7873
7874         if (on)
7875             fwrite(" hold\n", 6, 1, dpkg);
7876         else
7877             fwrite(" install\n", 9, 1, dpkg);
7878
7879         pclose(dpkg);
7880
7881         exit(0);
7882     } ReapZombie(pid);
7883 }
7884
7885 - (void) onIgnored:(id)control {
7886     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7887     [invocation setTarget:self];
7888     [invocation setSelector:@selector(_updateIgnored)];
7889
7890     [delegate_ reloadDataWithInvocation:invocation];
7891 }
7892
7893 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7894     if (package_ == nil)
7895         return nil;
7896
7897     switch ([indexPath section]) {
7898         case 0: return subscribedCell_;
7899         case 1: return ignoredCell_;
7900
7901         _nodefault
7902     }
7903
7904     return nil;
7905 }
7906
7907 - (void) loadView {
7908     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7909     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7910     [self setView:view];
7911
7912     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7913     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7914     [(UITableView *) table_ setDataSource:self];
7915     [table_ setDelegate:self];
7916     [view addSubview:table_];
7917
7918     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7919     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7920     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7921
7922     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7923     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7924     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7925
7926     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7927     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7928     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7929     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7930
7931     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7932     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7933     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7934     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7935 }
7936
7937 - (void) viewDidLoad {
7938     [super viewDidLoad];
7939
7940     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7941 }
7942
7943 - (void) releaseSubviews {
7944     ignoredCell_ = nil;
7945     subscribedCell_ = nil;
7946     table_ = nil;
7947     ignoredSwitch_ = nil;
7948     subscribedSwitch_ = nil;
7949
7950     [super releaseSubviews];
7951 }
7952
7953 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7954     if ((self = [super init]) != nil) {
7955         database_ = database;
7956         name_ = package;
7957     } return self;
7958 }
7959
7960 - (void) reloadData {
7961     [super reloadData];
7962
7963     package_ = [database_ packageWithName:name_];
7964
7965     if (package_ != nil) {
7966         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7967         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7968     } // XXX: what now, G?
7969
7970     [table_ reloadData];
7971 }
7972
7973 @end
7974 /* }}} */
7975
7976 /* Installed Controller {{{ */
7977 @interface InstalledController : FilteredPackageListController {
7978     bool sectioned_;
7979 }
7980
7981 - (id) initWithDatabase:(Database *)database;
7982 - (void) queueStatusDidChange;
7983
7984 @end
7985
7986 @implementation InstalledController
7987
7988 - (NSURL *) referrerURL {
7989     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
7990 }
7991
7992 - (NSURL *) navigationURL {
7993     return [NSURL URLWithString:@"cydia://installed"];
7994 }
7995
7996 - (void) useRecent {
7997     sectioned_ = false;
7998
7999 @synchronized (self) {
8000     [self setFilter:[](Package *package) {
8001         return ![package uninstalled] && package->role_ < 7;
8002     }];
8003
8004     [self setSorter:[](NSMutableArray *packages) {
8005         [packages radixSortUsingSelector:@selector(recent)];
8006     }];
8007 } }
8008
8009 - (void) useFilter:(UISegmentedControl *)segmented {
8010     NSInteger selected([segmented selectedSegmentIndex]);
8011     if (selected == 2)
8012         return [self useRecent];
8013     bool simple(selected == 0);
8014     sectioned_ = true;
8015
8016 @synchronized (self) {
8017     [self setFilter:[=](Package *package) {
8018         return ![package uninstalled] && package->role_ <= (simple ? 1 : 3);
8019     }];
8020
8021     [self setSorter:nullptr];
8022 } }
8023
8024 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
8025     if (sectioned_)
8026         return [super sectionsForPackages:packages];
8027
8028     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterLongStyle, kCFDateFormatterNoStyle));
8029
8030     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
8031     Section *section(nil);
8032     time_t last(0);
8033
8034     for (size_t offset(0), count([packages count]); offset != count; ++offset) {
8035         Package *package([packages objectAtIndex:offset]);
8036
8037         time_t upgraded([package upgraded]);
8038         if (upgraded < 1168364520)
8039             upgraded = 0;
8040         else
8041             upgraded -= upgraded % (60 * 60 * 24);
8042
8043         if (section == nil || upgraded != last) {
8044             last = upgraded;
8045
8046             NSString *name;
8047             if (upgraded == 0)
8048                 continue; // XXX: name = UCLocalize("...");
8049             else {
8050                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:upgraded]);
8051                 [name autorelease];
8052             }
8053
8054             section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
8055             [sections addObject:section];
8056         }
8057
8058         [section addToCount];
8059     }
8060
8061     CFRelease(formatter);
8062     return sections;
8063 }
8064
8065 - (id) initWithDatabase:(Database *)database {
8066     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED")]) != nil) {
8067         UISegmentedControl *segmented([[[UISegmentedControl alloc] initWithItems:[NSArray arrayWithObjects:UCLocalize("USER"), UCLocalize("EXPERT"), UCLocalize("RECENT"), nil]] autorelease]);
8068         [segmented setSelectedSegmentIndex:0];
8069         [segmented setSegmentedControlStyle:UISegmentedControlStyleBar];
8070         [[self navigationItem] setTitleView:segmented];
8071
8072         [segmented addTarget:self action:@selector(modeChanged:) forEvents:UIControlEventValueChanged];
8073         [self useFilter:segmented];
8074
8075         [self queueStatusDidChange];
8076     } return self;
8077 }
8078
8079 #if !AlwaysReload
8080 - (void) queueButtonClicked {
8081     [delegate_ queue];
8082 }
8083 #endif
8084
8085 - (void) queueStatusDidChange {
8086 #if !AlwaysReload
8087     if (Queuing_) {
8088         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8089             initWithTitle:UCLocalize("QUEUE")
8090             style:UIBarButtonItemStyleDone
8091             target:self
8092             action:@selector(queueButtonClicked)
8093         ] autorelease]];
8094     } else {
8095         [[self navigationItem] setRightBarButtonItem:nil];
8096     }
8097 #endif
8098 }
8099
8100 - (void) modeChanged:(UISegmentedControl *)segmented {
8101     [self useFilter:segmented];
8102     [self reloadData];
8103 }
8104
8105 @end
8106 /* }}} */
8107
8108 /* Source Cell {{{ */
8109 @interface SourceCell : CyteTableViewCell <
8110     CyteTableViewCellDelegate,
8111     SourceDelegate
8112 > {
8113     _H<Source, 1> source_;
8114     _H<NSURL> url_;
8115     _H<UIImage> icon_;
8116     _H<NSString> origin_;
8117     _H<NSString> label_;
8118     _H<UIActivityIndicatorView> indicator_;
8119 }
8120
8121 - (void) setSource:(Source *)source;
8122 - (void) setFetch:(NSNumber *)fetch;
8123
8124 @end
8125
8126 @implementation SourceCell
8127
8128 - (void) _setImage:(NSArray *)data {
8129     if ([url_ isEqual:[data objectAtIndex:0]]) {
8130         icon_ = [data objectAtIndex:1];
8131         [content_ setNeedsDisplay];
8132     }
8133 }
8134
8135 - (void) _setSource:(NSURL *) url {
8136     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8137
8138     if (NSData *data = [NSURLConnection
8139         sendSynchronousRequest:[NSURLRequest
8140             requestWithURL:url
8141             cachePolicy:NSURLRequestUseProtocolCachePolicy
8142             timeoutInterval:10
8143         ]
8144
8145         returningResponse:NULL
8146         error:NULL
8147     ])
8148         if (UIImage *image = [UIImage imageWithData:data])
8149             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8150
8151     [pool release];
8152 }
8153
8154 - (void) setSource:(Source *)source {
8155     source_ = source;
8156     [source_ setDelegate:self];
8157
8158     [self setFetch:[NSNumber numberWithBool:[source_ fetch]]];
8159
8160     icon_ = [UIImage imageNamed:@"unknown.png"];
8161
8162     origin_ = [source name];
8163     label_ = [source rooturi];
8164
8165     [content_ setNeedsDisplay];
8166
8167     url_ = [source iconURL];
8168     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8169 }
8170
8171 - (void) setAllSource {
8172     source_ = nil;
8173     [indicator_ stopAnimating];
8174
8175     icon_ = [UIImage imageNamed:@"folder.png"];
8176     origin_ = UCLocalize("ALL_SOURCES");
8177     label_ = UCLocalize("ALL_SOURCES_EX");
8178     [content_ setNeedsDisplay];
8179 }
8180
8181 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8182     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8183         UIView *content([self contentView]);
8184         CGRect bounds([content bounds]);
8185
8186         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8187         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8188         [content_ setBackgroundColor:[UIColor whiteColor]];
8189         [content addSubview:content_];
8190
8191         [content_ setDelegate:self];
8192         [content_ setOpaque:YES];
8193
8194         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGraySmall] autorelease];
8195         [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleTopMargin];// | UIViewAutoresizingFlexibleBottomMargin];
8196         [content addSubview:indicator_];
8197
8198         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8199     } return self;
8200 }
8201
8202 - (void) layoutSubviews {
8203     [super layoutSubviews];
8204
8205     UIView *content([self contentView]);
8206     CGRect bounds([content bounds]);
8207
8208     CGRect frame([indicator_ frame]);
8209     frame.origin.x = bounds.size.width - frame.size.width;
8210     frame.origin.y = Retina((bounds.size.height - frame.size.height) / 2);
8211
8212     if (kCFCoreFoundationVersionNumber < 800)
8213         frame.origin.x -= 8;
8214     [indicator_ setFrame:frame];
8215 }
8216
8217 - (NSString *) accessibilityLabel {
8218     return origin_;
8219 }
8220
8221 - (void) drawContentRect:(CGRect)rect {
8222     bool highlighted(highlighted_);
8223     float width(rect.size.width);
8224
8225     if (icon_ != nil) {
8226         CGRect rect;
8227         rect.size = [(UIImage *) icon_ size];
8228
8229         while (rect.size.width > 32 || rect.size.height > 32) {
8230             rect.size.width /= 2;
8231             rect.size.height /= 2;
8232         }
8233
8234         rect.origin.x = 26 - rect.size.width / 2;
8235         rect.origin.y = 26 - rect.size.height / 2;
8236
8237         [icon_ drawInRect:Retina(rect)];
8238     }
8239
8240     if (highlighted && kCFCoreFoundationVersionNumber < 800)
8241         UISetColor(White_);
8242
8243     if (!highlighted)
8244         UISetColor(Black_);
8245     [origin_ drawAtPoint:CGPointMake(52, 8) forWidth:(width - 49) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
8246
8247     if (!highlighted)
8248         UISetColor(Gray_);
8249     [label_ drawAtPoint:CGPointMake(52, 29) forWidth:(width - 49) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
8250 }
8251
8252 - (void) setFetch:(NSNumber *)fetch {
8253     if ([fetch boolValue])
8254         [indicator_ startAnimating];
8255     else
8256         [indicator_ stopAnimating];
8257 }
8258
8259 @end
8260 /* }}} */
8261 /* Sources Controller {{{ */
8262 @interface SourcesController : CyteViewController <
8263     UITableViewDataSource,
8264     UITableViewDelegate
8265 > {
8266     _transient Database *database_;
8267     unsigned era_;
8268
8269     _H<UITableView, 2> list_;
8270     _H<NSMutableArray> sources_;
8271     int offset_;
8272
8273     _H<NSString> href_;
8274     _H<UIProgressHUD> hud_;
8275     _H<NSError> error_;
8276
8277     NSURLConnection *trivial_bz2_;
8278     NSURLConnection *trivial_gz_;
8279
8280     BOOL cydia_;
8281 }
8282
8283 - (id) initWithDatabase:(Database *)database;
8284 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8285
8286 @end
8287
8288 @implementation SourcesController
8289
8290 - (void) _releaseConnection:(NSURLConnection *)connection {
8291     if (connection != nil) {
8292         [connection cancel];
8293         //[connection setDelegate:nil];
8294         [connection release];
8295     }
8296 }
8297
8298 - (void) dealloc {
8299     [self _releaseConnection:trivial_gz_];
8300     [self _releaseConnection:trivial_bz2_];
8301
8302     [super dealloc];
8303 }
8304
8305 - (NSURL *) navigationURL {
8306     return [NSURL URLWithString:@"cydia://sources"];
8307 }
8308
8309 - (void) viewDidAppear:(BOOL)animated {
8310     [super viewDidAppear:animated];
8311     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8312 }
8313
8314 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8315     return 2;
8316 }
8317
8318 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8319     if (section == 1)
8320         return UCLocalize("INDIVIDUAL_SOURCES");
8321     return nil;
8322 }
8323
8324 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8325     switch (section) {
8326         case 0: return 1;
8327         case 1: return [sources_ count];
8328         default: return 0;
8329     }
8330 }
8331
8332 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8333 @synchronized (database_) {
8334     if ([database_ era] != era_)
8335         return nil;
8336     if ([indexPath section] != 1)
8337         return nil;
8338     NSUInteger index([indexPath row]);
8339     if (index >= [sources_ count])
8340         return nil;
8341     return [sources_ objectAtIndex:index];
8342 } }
8343
8344 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8345     static NSString *cellIdentifier = @"SourceCell";
8346
8347     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8348     if (cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8349     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8350
8351     Source *source([self sourceAtIndexPath:indexPath]);
8352     if (source == nil)
8353         [cell setAllSource];
8354     else
8355         [cell setSource:source];
8356
8357     return cell;
8358 }
8359
8360 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8361     SectionsController *controller([[[SectionsController alloc]
8362         initWithDatabase:database_
8363         source:[self sourceAtIndexPath:indexPath]
8364     ] autorelease]);
8365
8366     [controller setDelegate:delegate_];
8367     [[self navigationController] pushViewController:controller animated:YES];
8368 }
8369
8370 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8371     if ([indexPath section] != 1)
8372         return false;
8373     Source *source = [self sourceAtIndexPath:indexPath];
8374     return [source record] != nil;
8375 }
8376
8377 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8378     _assert([indexPath section] == 1);
8379     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8380         Source *source = [self sourceAtIndexPath:indexPath];
8381         if (source == nil) return;
8382
8383         [Sources_ removeObjectForKey:[source key]];
8384
8385         [delegate_ _saveConfig];
8386         [delegate_ reloadDataWithInvocation:nil];
8387     }
8388 }
8389
8390 - (void) tableView:(UITableView *)tableView didEndEditingRowAtIndexPath:(NSIndexPath *)indexPath {
8391     [self updateButtonsForEditingStatusAnimated:YES];
8392 }
8393
8394 - (void) complete {
8395     [delegate_ addTrivialSource:href_];
8396     href_ = nil;
8397
8398     [delegate_ syncData];
8399 }
8400
8401 - (NSString *) getWarning {
8402     NSString *href(href_);
8403     NSRange colon([href rangeOfString:@"://"]);
8404     if (colon.location != NSNotFound)
8405         href = [href substringFromIndex:(colon.location + 3)];
8406     href = [href stringByAddingPercentEscapes];
8407     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8408
8409     NSURL *url([NSURL URLWithString:href]);
8410
8411     NSStringEncoding encoding;
8412     NSError *error(nil);
8413
8414     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8415         return [warning length] == 0 ? nil : warning;
8416     return nil;
8417 }
8418
8419 - (void) _endConnection:(NSURLConnection *)connection {
8420     // XXX: the memory management in this method is horribly awkward
8421
8422     NSURLConnection **field = NULL;
8423     if (connection == trivial_bz2_)
8424         field = &trivial_bz2_;
8425     else if (connection == trivial_gz_)
8426         field = &trivial_gz_;
8427     _assert(field != NULL);
8428     [connection release];
8429     *field = nil;
8430
8431     if (
8432         trivial_bz2_ == nil &&
8433         trivial_gz_ == nil
8434     ) {
8435         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8436
8437         [delegate_ releaseNetworkActivityIndicator];
8438
8439         [delegate_ removeProgressHUD:hud_];
8440         hud_ = nil;
8441
8442         if (cydia_) {
8443             if (warning != nil) {
8444                 UIAlertView *alert = [[[UIAlertView alloc]
8445                     initWithTitle:UCLocalize("SOURCE_WARNING")
8446                     message:warning
8447                     delegate:self
8448                     cancelButtonTitle:UCLocalize("CANCEL")
8449                     otherButtonTitles:
8450                         UCLocalize("ADD_ANYWAY"),
8451                     nil
8452                 ] autorelease];
8453
8454                 [alert setContext:@"warning"];
8455                 [alert setNumberOfRows:1];
8456                 [alert show];
8457
8458                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8459                 error_ = nil;
8460                 return;
8461             }
8462
8463             [self complete];
8464         } else if (error_ != nil) {
8465             UIAlertView *alert = [[[UIAlertView alloc]
8466                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8467                 message:[error_ localizedDescription]
8468                 delegate:self
8469                 cancelButtonTitle:UCLocalize("OK")
8470                 otherButtonTitles:nil
8471             ] autorelease];
8472
8473             [alert setContext:@"urlerror"];
8474             [alert show];
8475
8476             href_ = nil;
8477         } else {
8478             UIAlertView *alert = [[[UIAlertView alloc]
8479                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8480                 message:UCLocalize("NOT_REPOSITORY_EX")
8481                 delegate:self
8482                 cancelButtonTitle:UCLocalize("OK")
8483                 otherButtonTitles:nil
8484             ] autorelease];
8485
8486             [alert setContext:@"trivial"];
8487             [alert show];
8488
8489             href_ = nil;
8490         }
8491
8492         error_ = nil;
8493     }
8494 }
8495
8496 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8497     switch ([response statusCode]) {
8498         case 200:
8499             cydia_ = YES;
8500     }
8501 }
8502
8503 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8504     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8505     error_ = error;
8506     [self _endConnection:connection];
8507 }
8508
8509 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8510     [self _endConnection:connection];
8511 }
8512
8513 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8514     NSURL *url([NSURL URLWithString:href]);
8515
8516     NSMutableURLRequest *request = [NSMutableURLRequest
8517         requestWithURL:url
8518         cachePolicy:NSURLRequestUseProtocolCachePolicy
8519         timeoutInterval:10
8520     ];
8521
8522     [request setHTTPMethod:method];
8523
8524     if (Machine_ != NULL)
8525         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8526
8527     if (UniqueID_ != nil)
8528         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8529
8530     if ([url isCydiaSecure]) {
8531         if (UniqueID_ != nil)
8532             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8533     }
8534
8535     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8536 }
8537
8538 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8539     NSString *context([alert context]);
8540
8541     if ([context isEqualToString:@"source"]) {
8542         switch (button) {
8543             case 1: {
8544                 NSString *href = [[alert textField] text];
8545
8546                 static RegEx href_r("(http(s?)://|file:///)[^# ]*");
8547                 if (!href_r(href)) {
8548                     UIAlertView *alert = [[[UIAlertView alloc]
8549                         initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("INVALID_URL")]
8550                         message:UCLocalize("INVALID_URL_EX")
8551                         delegate:self
8552                         cancelButtonTitle:UCLocalize("OK")
8553                         otherButtonTitles:nil
8554                     ] autorelease];
8555
8556                     [alert setContext:@"badurl"];
8557                     [alert show];
8558
8559                     break;
8560                 }
8561
8562                 if (![href hasSuffix:@"/"])
8563                     href_ = [href stringByAppendingString:@"/"];
8564                 else
8565                     href_ = href;
8566
8567                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8568                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8569
8570                 cydia_ = false;
8571
8572                 // XXX: this is stupid
8573                 hud_ = [delegate_ addProgressHUD];
8574                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8575                 [delegate_ retainNetworkActivityIndicator];
8576             } break;
8577
8578             case 0:
8579             break;
8580
8581             _nodefault
8582         }
8583
8584         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8585     } else if ([context isEqualToString:@"trivial"])
8586         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8587     else if ([context isEqualToString:@"urlerror"])
8588         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8589     else if ([context isEqualToString:@"warning"]) {
8590         switch (button) {
8591             case 1:
8592                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8593             break;
8594
8595             case 0:
8596             break;
8597
8598             _nodefault
8599         }
8600
8601         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8602     }
8603 }
8604
8605 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8606     BOOL editing([list_ isEditing]);
8607
8608     if (editing)
8609         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8610             initWithTitle:UCLocalize("ADD")
8611             style:UIBarButtonItemStylePlain
8612             target:self
8613             action:@selector(addButtonClicked)
8614         ] autorelease] animated:animated];
8615     else if ([delegate_ updating])
8616         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8617             initWithTitle:UCLocalize("CANCEL")
8618             style:UIBarButtonItemStyleDone
8619             target:self
8620             action:@selector(cancelButtonClicked)
8621         ] autorelease] animated:animated];
8622     else
8623         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8624             initWithTitle:UCLocalize("REFRESH")
8625             style:UIBarButtonItemStylePlain
8626             target:self
8627             action:@selector(refreshButtonClicked)
8628         ] autorelease] animated:animated];
8629
8630     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8631         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8632         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8633         target:self
8634         action:@selector(editButtonClicked)
8635     ] autorelease] animated:animated];
8636 }
8637
8638 - (void) loadView {
8639     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8640     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8641     [list_ setRowHeight:53];
8642     [(UITableView *) list_ setDataSource:self];
8643     [list_ setDelegate:self];
8644     [self setView:list_];
8645 }
8646
8647 - (void) viewDidLoad {
8648     [super viewDidLoad];
8649
8650     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8651     [self updateButtonsForEditingStatusAnimated:NO];
8652 }
8653
8654 - (void) viewWillAppear:(BOOL)animated {
8655     [super viewWillAppear:animated];
8656
8657     [list_ setEditing:NO];
8658     [self updateButtonsForEditingStatusAnimated:NO];
8659 }
8660
8661 - (void) releaseSubviews {
8662     list_ = nil;
8663
8664     sources_ = nil;
8665
8666     [super releaseSubviews];
8667 }
8668
8669 - (id) initWithDatabase:(Database *)database {
8670     if ((self = [super init]) != nil) {
8671         database_ = database;
8672     } return self;
8673 }
8674
8675 - (void) reloadData {
8676     [super reloadData];
8677     [self updateButtonsForEditingStatusAnimated:YES];
8678
8679 @synchronized (database_) {
8680     era_ = [database_ era];
8681
8682     sources_ = [NSMutableArray arrayWithCapacity:16];
8683     [sources_ addObjectsFromArray:[database_ sources]];
8684     _trace();
8685     [sources_ sortUsingSelector:@selector(compareByName:)];
8686     _trace();
8687
8688     int count([sources_ count]);
8689     offset_ = 0;
8690     for (int i = 0; i != count; i++) {
8691         if ([[sources_ objectAtIndex:i] record] == nil)
8692             break;
8693         offset_++;
8694     }
8695
8696     [list_ reloadData];
8697 } }
8698
8699 - (void) showAddSourcePrompt {
8700     UIAlertView *alert = [[[UIAlertView alloc]
8701         initWithTitle:UCLocalize("ENTER_APT_URL")
8702         message:nil
8703         delegate:self
8704         cancelButtonTitle:UCLocalize("CANCEL")
8705         otherButtonTitles:
8706             UCLocalize("ADD_SOURCE"),
8707         nil
8708     ] autorelease];
8709
8710     [alert setContext:@"source"];
8711
8712     [alert setNumberOfRows:1];
8713     [alert addTextFieldWithValue:@"http://" label:@""];
8714
8715     UITextInputTraits *traits = [[alert textField] textInputTraits];
8716     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8717     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8718     [traits setKeyboardType:UIKeyboardTypeURL];
8719     // XXX: UIReturnKeyDone
8720     [traits setReturnKeyType:UIReturnKeyNext];
8721
8722     [alert show];
8723 }
8724
8725 - (void) addButtonClicked {
8726     [self showAddSourcePrompt];
8727 }
8728
8729 - (void) refreshButtonClicked {
8730     if ([delegate_ requestUpdate])
8731         [self updateButtonsForEditingStatusAnimated:YES];
8732 }
8733
8734 - (void) cancelButtonClicked {
8735     [delegate_ cancelUpdate];
8736 }
8737
8738 - (void) editButtonClicked {
8739     [list_ setEditing:![list_ isEditing] animated:YES];
8740     [self updateButtonsForEditingStatusAnimated:YES];
8741 }
8742
8743 @end
8744 /* }}} */
8745
8746 /* Stash Controller {{{ */
8747 @interface StashController : CyteViewController {
8748     _H<UIActivityIndicatorView> spinner_;
8749     _H<UILabel> status_;
8750     _H<UILabel> caption_;
8751 }
8752
8753 @end
8754
8755 @implementation StashController
8756
8757 - (void) loadView {
8758     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8759     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8760     [self setView:view];
8761
8762     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8763
8764     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8765     CGRect spinrect = [spinner_ frame];
8766     spinrect.origin.x = Retina([[self view] frame].size.width / 2 - spinrect.size.width / 2);
8767     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8768     [spinner_ setFrame:spinrect];
8769     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8770     [view addSubview:spinner_];
8771     [spinner_ startAnimating];
8772
8773     CGRect captrect;
8774     captrect.size.width = [[self view] frame].size.width;
8775     captrect.size.height = 40.0f;
8776     captrect.origin.x = 0;
8777     captrect.origin.y = Retina([[self view] frame].size.height / 2 - captrect.size.height * 2);
8778     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8779     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8780     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8781     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8782     [caption_ setTextColor:[UIColor whiteColor]];
8783     [caption_ setBackgroundColor:[UIColor clearColor]];
8784     [caption_ setShadowColor:[UIColor blackColor]];
8785     [caption_ setTextAlignment:NSTextAlignmentCenter];
8786     [view addSubview:caption_];
8787
8788     CGRect statusrect;
8789     statusrect.size.width = [[self view] frame].size.width;
8790     statusrect.size.height = 30.0f;
8791     statusrect.origin.x = 0;
8792     statusrect.origin.y = Retina([[self view] frame].size.height / 2 - statusrect.size.height);
8793     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8794     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8795     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8796     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8797     [status_ setTextColor:[UIColor whiteColor]];
8798     [status_ setBackgroundColor:[UIColor clearColor]];
8799     [status_ setShadowColor:[UIColor blackColor]];
8800     [status_ setTextAlignment:NSTextAlignmentCenter];
8801     [view addSubview:status_];
8802 }
8803
8804 - (void) releaseSubviews {
8805     spinner_ = nil;
8806     status_ = nil;
8807     caption_ = nil;
8808
8809     [super releaseSubviews];
8810 }
8811
8812 @end
8813 /* }}} */
8814
8815 @interface CYURLCache : SDURLCache {
8816 }
8817
8818 @end
8819
8820 @implementation CYURLCache
8821
8822 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8823 #if !ForRelease
8824     if (false);
8825     else if ([event isEqualToString:@"no-cache"])
8826         event = @"!!!";
8827     else if ([event isEqualToString:@"store"])
8828         event = @">>>";
8829     else if ([event isEqualToString:@"invalid"])
8830         event = @"???";
8831     else if ([event isEqualToString:@"memory"])
8832         event = @"mem";
8833     else if ([event isEqualToString:@"disk"])
8834         event = @"ssd";
8835     else if ([event isEqualToString:@"miss"])
8836         event = @"---";
8837
8838     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8839 #endif
8840 }
8841
8842 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8843     if (NSURLResponse *response = [cached response])
8844         if (NSString *mime = [response MIMEType])
8845             if ([mime isEqualToString:@"text/cache-manifest"]) {
8846                 NSURL *url([response URL]);
8847
8848 #if !ForRelease
8849                 NSLog(@"###: %@", [url absoluteString]);
8850 #endif
8851
8852                 @synchronized (HostConfig_) {
8853                     [CachedURLs_ addObject:url];
8854                 }
8855             }
8856
8857     [super storeCachedResponse:cached forRequest:request];
8858 }
8859
8860 - (void) createDiskCachePath {
8861     [super createDiskCachePath];
8862 }
8863
8864 @end
8865
8866 @interface Cydia : UIApplication <
8867     ConfirmationControllerDelegate,
8868     DatabaseDelegate,
8869     CydiaDelegate
8870 > {
8871     _H<UIWindow> window_;
8872     _H<CydiaTabBarController> tabbar_;
8873     _H<CyteTabBarController> emulated_;
8874     _H<AppCacheController> appcache_;
8875
8876     _H<NSMutableArray> essential_;
8877     _H<NSMutableArray> broken_;
8878
8879     Database *database_;
8880
8881     _H<NSURL> starturl_;
8882
8883     unsigned locked_;
8884     unsigned activity_;
8885
8886     _H<StashController> stash_;
8887
8888     bool loaded_;
8889 }
8890
8891 - (void) loadData;
8892
8893 @end
8894
8895 @implementation Cydia
8896
8897 - (void) lockSuspend {
8898     if (locked_++ == 0) {
8899         if ($SBSSetInterceptsMenuButtonForever != NULL)
8900             (*$SBSSetInterceptsMenuButtonForever)(true);
8901
8902         [self setIdleTimerDisabled:YES];
8903     }
8904 }
8905
8906 - (void) unlockSuspend {
8907     if (--locked_ == 0) {
8908         [self setIdleTimerDisabled:NO];
8909
8910         if ($SBSSetInterceptsMenuButtonForever != NULL)
8911             (*$SBSSetInterceptsMenuButtonForever)(false);
8912     }
8913 }
8914
8915 - (void) beginUpdate {
8916     [tabbar_ beginUpdate];
8917 }
8918
8919 - (void) cancelUpdate {
8920     [tabbar_ cancelUpdate];
8921 }
8922
8923 - (bool) requestUpdate {
8924     if (IsReachable("cydia.saurik.com")) {
8925         [self beginUpdate];
8926         return true;
8927     } else {
8928         UIAlertView *alert = [[[UIAlertView alloc]
8929             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
8930             message:@"Host Unreachable" // XXX: Localize
8931             delegate:self
8932             cancelButtonTitle:UCLocalize("OK")
8933             otherButtonTitles:nil
8934         ] autorelease];
8935
8936         [alert setContext:@"norefresh"];
8937         [alert show];
8938
8939         return false;
8940     }
8941 }
8942
8943 - (BOOL) updating {
8944     return [tabbar_ updating];
8945 }
8946
8947 - (void) _loaded {
8948     if ([broken_ count] != 0) {
8949         int count = [broken_ count];
8950
8951         UIAlertView *alert = [[[UIAlertView alloc]
8952             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8953             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8954             delegate:self
8955             cancelButtonTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("FORCIBLY_CLEAR"), UCLocalize("UNSAFE")]
8956             otherButtonTitles:
8957                 UCLocalize("TEMPORARY_IGNORE"),
8958             nil
8959         ] autorelease];
8960
8961         [alert setContext:@"fixhalf"];
8962         [alert setNumberOfRows:2];
8963         [alert show];
8964     } else if (!Ignored_ && [essential_ count] != 0) {
8965         int count = [essential_ count];
8966
8967         UIAlertView *alert = [[[UIAlertView alloc]
8968             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8969             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8970             delegate:self
8971             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8972             otherButtonTitles:
8973                 UCLocalize("UPGRADE_ESSENTIAL"),
8974                 UCLocalize("COMPLETE_UPGRADE"),
8975             nil
8976         ] autorelease];
8977
8978         [alert setContext:@"upgrade"];
8979         [alert show];
8980     }
8981 }
8982
8983 - (void) returnToCydia {
8984     [self _loaded];
8985 }
8986
8987 - (void) _saveConfig {
8988     SaveConfig(database_);
8989 }
8990
8991 // Navigation controller for the queuing badge.
8992 - (UINavigationController *) queueNavigationController {
8993     NSArray *controllers = [tabbar_ viewControllers];
8994     return [controllers objectAtIndex:3];
8995 }
8996
8997 - (void) unloadData {
8998     [tabbar_ unloadData];
8999 }
9000
9001 - (void) _updateData {
9002     [self _saveConfig];
9003     [self unloadData];
9004
9005     UINavigationController *navigation = [self queueNavigationController];
9006
9007     id queuedelegate = nil;
9008     if ([[navigation viewControllers] count] > 0)
9009         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9010
9011     [queuedelegate queueStatusDidChange];
9012     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9013 }
9014
9015 - (void) _refreshIfPossible {
9016     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9017
9018     NSDate *update([[NSDictionary dictionaryWithContentsOfFile:@ CacheState_] objectForKey:@"LastUpdate"]);
9019
9020     bool recently = false;
9021     if (update != nil) {
9022         NSTimeInterval interval([update timeIntervalSinceNow]);
9023         if (interval > -(15*60))
9024             recently = true;
9025     }
9026
9027     // Don't automatic refresh if:
9028     //  - We already refreshed recently.
9029     //  - We already auto-refreshed this launch.
9030     //  - Auto-refresh is disabled.
9031     //  - Cydia's server is not reachable
9032     if (recently || loaded_ || ManualRefresh || !IsReachable("cydia.saurik.com")) {
9033         // If we are cancelling, we need to make sure it knows it's already loaded.
9034         loaded_ = true;
9035
9036         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9037     } else {
9038         // We are going to load, so remember that.
9039         loaded_ = true;
9040
9041         [tabbar_ performSelectorOnMainThread:@selector(beginUpdate) withObject:nil waitUntilDone:NO];
9042     }
9043
9044     [pool release];
9045 }
9046
9047 - (void) refreshIfPossible {
9048     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible) toTarget:self withObject:nil];
9049 }
9050
9051 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9052 _profile(reloadDataWithInvocation)
9053 @synchronized (self) {
9054     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9055     if (hud != nil)
9056         [hud setText:UCLocalize("RELOADING_DATA")];
9057
9058     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9059
9060     size_t changes(0);
9061
9062     [essential_ removeAllObjects];
9063     [broken_ removeAllObjects];
9064
9065     _profile(reloadDataWithInvocation$Essential)
9066     NSArray *packages([database_ packages]);
9067     for (Package *package in packages) {
9068         if ([package half])
9069             [broken_ addObject:package];
9070         if ([package upgradableAndEssential:YES] && ![package ignored]) {
9071             if ([package essential] && [package installed] != nil)
9072                 [essential_ addObject:package];
9073             ++changes;
9074         }
9075     }
9076     _end
9077
9078     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9079     if (changes != 0) {
9080         _trace();
9081         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9082         [changesItem setBadgeValue:badge];
9083         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9084         [self setApplicationIconBadgeNumber:changes];
9085     } else {
9086         _trace();
9087         [changesItem setBadgeValue:nil];
9088         [changesItem setAnimatedBadge:NO];
9089         [self setApplicationIconBadgeNumber:0];
9090     }
9091
9092     Queuing_ = false;
9093     [self _updateData];
9094
9095     if (hud != nil)
9096         [self removeProgressHUD:hud];
9097 }
9098 _end
9099
9100     PrintTimes();
9101 }
9102
9103 - (void) updateData {
9104     [self _updateData];
9105 }
9106
9107 - (void) updateDataAndLoad {
9108     [self _updateData];
9109     if ([database_ progressDelegate] == nil)
9110         [self _loaded];
9111 }
9112
9113 - (void) update_ {
9114     [database_ update];
9115     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9116 }
9117
9118 - (void) disemulate {
9119     if (emulated_ == nil)
9120         return;
9121
9122     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9123         [window_ setRootViewController:tabbar_];
9124     else {
9125         [window_ addSubview:[tabbar_ view]];
9126         [[emulated_ view] removeFromSuperview];
9127     }
9128
9129     emulated_ = nil;
9130     [window_ setUserInteractionEnabled:YES];
9131 }
9132
9133 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9134     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9135
9136     UIViewController *parent;
9137     if (emulated_ == nil)
9138         parent = tabbar_;
9139     else if (!force)
9140         parent = emulated_;
9141     else {
9142         [self disemulate];
9143         parent = tabbar_;
9144     }
9145
9146     if (IsWildcat_)
9147         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9148     [parent presentModalViewController:navigation animated:YES];
9149 }
9150
9151 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9152     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9153
9154     if (navigation != nil)
9155         [navigation pushViewController:progress animated:YES];
9156     else
9157         [self presentModalViewController:progress force:YES];
9158
9159     [progress invoke:invocation withTitle:title];
9160     return progress;
9161 }
9162
9163 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9164     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9165 }
9166
9167 - (void) repairWithInvocation:(NSInvocation *)invocation {
9168     _trace();
9169     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9170     _trace();
9171 }
9172
9173 - (void) repairWithSelector:(SEL)selector {
9174     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9175 }
9176
9177 - (void) reloadData {
9178     [self reloadDataWithInvocation:nil];
9179     if ([database_ progressDelegate] == nil)
9180         [self _loaded];
9181 }
9182
9183 - (void) syncData {
9184     [self _saveConfig];
9185     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9186 }
9187
9188 - (void) addSource:(NSDictionary *) source {
9189     CydiaAddSource(source);
9190 }
9191
9192 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9193     CydiaAddSource(href, distribution, sections);
9194 }
9195
9196 - (void) addTrivialSource:(NSString *)href {
9197     CydiaAddSource(href, @"./");
9198 }
9199
9200 - (void) resolve {
9201     pkgProblemResolver *resolver = [database_ resolver];
9202
9203     resolver->InstallProtect();
9204     if (!resolver->Resolve(true))
9205         _error->Discard();
9206 }
9207
9208 - (bool) perform {
9209     // XXX: this is a really crappy way of doing this.
9210     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9211     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9212     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9213     if ([tabbar_ updating])
9214         [tabbar_ cancelUpdate];
9215
9216     if (![database_ prepare])
9217         return false;
9218
9219     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9220     [page setDelegate:self];
9221     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9222
9223     if (IsWildcat_)
9224         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9225     [tabbar_ presentModalViewController:confirm_ animated:YES];
9226
9227     return true;
9228 }
9229
9230 - (void) queue {
9231     @synchronized (self) {
9232         [self perform];
9233     }
9234 }
9235
9236 - (void) clearPackage:(Package *)package {
9237     @synchronized (self) {
9238         [package clear];
9239         [self resolve];
9240         [self perform];
9241     }
9242 }
9243
9244 - (void) installPackages:(NSArray *)packages {
9245     @synchronized (self) {
9246         for (Package *package in packages)
9247             [package install];
9248         [self resolve];
9249         [self perform];
9250     }
9251 }
9252
9253 - (void) installPackage:(Package *)package {
9254     @synchronized (self) {
9255         [package install];
9256         [self resolve];
9257         [self perform];
9258     }
9259 }
9260
9261 - (void) removePackage:(Package *)package {
9262     @synchronized (self) {
9263         [package remove];
9264         [self resolve];
9265         [self perform];
9266     }
9267 }
9268
9269 - (void) distUpgrade {
9270     @synchronized (self) {
9271         if (![database_ upgrade])
9272             return;
9273         [self perform];
9274     }
9275 }
9276
9277 - (void) _uicache {
9278     _trace();
9279     system("/usr/bin/uicache");
9280     _trace();
9281 }
9282
9283 - (void) uicache {
9284     UIProgressHUD *hud([self addProgressHUD]);
9285     [hud setText:UCLocalize("LOADING")];
9286     [self yieldToSelector:@selector(_uicache)];
9287     [self removeProgressHUD:hud];
9288 }
9289
9290 - (void) perform_ {
9291     [database_ perform];
9292     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9293     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9294 }
9295
9296 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9297     Queuing_ = false;
9298     [self lockSuspend];
9299     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9300     [self unlockSuspend];
9301 }
9302
9303 - (void) retainNetworkActivityIndicator {
9304     if (activity_++ == 0)
9305         [self setNetworkActivityIndicatorVisible:YES];
9306
9307 #if TraceLogging
9308     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9309 #endif
9310 }
9311
9312 - (void) releaseNetworkActivityIndicator {
9313     if (--activity_ == 0)
9314         [self setNetworkActivityIndicatorVisible:NO];
9315
9316 #if TraceLogging
9317     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9318 #endif
9319
9320 }
9321
9322 - (void) cancelAndClear:(bool)clear {
9323     @synchronized (self) {
9324         if (clear) {
9325             [database_ clear];
9326             Queuing_ = false;
9327         } else {
9328             Queuing_ = true;
9329         }
9330
9331         [self _updateData];
9332     }
9333 }
9334
9335 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9336     NSString *context([alert context]);
9337
9338     if ([context isEqualToString:@"conffile"]) {
9339         FILE *input = [database_ input];
9340         if (button == [alert cancelButtonIndex])
9341             fprintf(input, "N\n");
9342         else if (button == [alert firstOtherButtonIndex])
9343             fprintf(input, "Y\n");
9344         fflush(input);
9345
9346         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9347     } else if ([context isEqualToString:@"fixhalf"]) {
9348         if (button == [alert cancelButtonIndex]) {
9349             @synchronized (self) {
9350                 for (Package *broken in (id) broken_) {
9351                     [broken remove];
9352                     system([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /usr/libexec/cydia/fixhalf.sh %@", [broken id]] UTF8String]);
9353                 }
9354
9355                 [self resolve];
9356                 [self perform];
9357             }
9358         } else if (button == [alert firstOtherButtonIndex]) {
9359             [broken_ removeAllObjects];
9360             [self _loaded];
9361         }
9362
9363         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9364     } else if ([context isEqualToString:@"upgrade"]) {
9365         if (button == [alert firstOtherButtonIndex]) {
9366             @synchronized (self) {
9367                 for (Package *essential in (id) essential_)
9368                     [essential install];
9369
9370                 [self resolve];
9371                 [self perform];
9372             }
9373         } else if (button == [alert firstOtherButtonIndex] + 1) {
9374             [self distUpgrade];
9375         } else if (button == [alert cancelButtonIndex]) {
9376             Ignored_ = YES;
9377         }
9378
9379         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9380     }
9381 }
9382
9383 - (void) system:(NSString *)command {
9384     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9385
9386     _trace();
9387     system([command UTF8String]);
9388     _trace();
9389
9390     [pool release];
9391 }
9392
9393 - (void) applicationWillSuspend {
9394     [database_ clean];
9395     [super applicationWillSuspend];
9396 }
9397
9398 - (BOOL) isSafeToSuspend {
9399     if (locked_ != 0) {
9400 #if !ForRelease
9401         NSLog(@"isSafeToSuspend: locked_ != 0");
9402 #endif
9403         return false;
9404     }
9405
9406     if ([tabbar_ modalViewController] != nil)
9407         return false;
9408
9409     // Use external process status API internally.
9410     // This is probably a really bad idea.
9411     // XXX: what is the point of this? does this solve anything at all?
9412     uint64_t status = 0;
9413     int notify_token;
9414     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9415         notify_get_state(notify_token, &status);
9416         notify_cancel(notify_token);
9417     }
9418
9419     if (status != 0) {
9420 #if !ForRelease
9421         NSLog(@"isSafeToSuspend: status != 0");
9422 #endif
9423         return false;
9424     }
9425
9426 #if !ForRelease
9427     NSLog(@"isSafeToSuspend: -> true");
9428 #endif
9429     return true;
9430 }
9431
9432 - (void) suspendReturningToLastApp:(BOOL)returning {
9433     if ([self isSafeToSuspend])
9434         [super suspendReturningToLastApp:returning];
9435 }
9436
9437 - (void) suspend {
9438     if ([self isSafeToSuspend])
9439         [super suspend];
9440 }
9441
9442 - (void) applicationSuspend {
9443     if ([self isSafeToSuspend])
9444         [super applicationSuspend];
9445 }
9446
9447 - (void) applicationSuspend:(__GSEvent *)event {
9448     if ([self isSafeToSuspend])
9449         [super applicationSuspend:event];
9450 }
9451
9452 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9453     if ([self isSafeToSuspend])
9454         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9455 }
9456
9457 - (void) _setSuspended:(BOOL)value {
9458     if ([self isSafeToSuspend])
9459         [super _setSuspended:value];
9460 }
9461
9462 - (UIProgressHUD *) addProgressHUD {
9463     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9464     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9465
9466     [window_ setUserInteractionEnabled:NO];
9467
9468     UIViewController *target(tabbar_);
9469     if (UIViewController *modal = [target modalViewController])
9470         target = modal;
9471
9472     [hud showInView:[target view]];
9473
9474     [self lockSuspend];
9475     return hud;
9476 }
9477
9478 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9479     [self unlockSuspend];
9480     [hud hide];
9481     [hud removeFromSuperview];
9482     [window_ setUserInteractionEnabled:YES];
9483 }
9484
9485 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9486     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9487 }
9488
9489 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9490     NSString *scheme([[url scheme] lowercaseString]);
9491     if ([[url absoluteString] length] <= [scheme length] + 3)
9492         return nil;
9493     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9494     NSArray *components([path componentsSeparatedByString:@"/"]);
9495
9496     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9497         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9498         if (controller != nil)
9499             [controller setDelegate:self];
9500         return controller;
9501     }
9502
9503     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9504         return nil;
9505
9506     NSString *base([components objectAtIndex:0]);
9507
9508     CyteViewController *controller = nil;
9509
9510     if ([base isEqualToString:@"url"]) {
9511         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9512         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9513         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9514     } else if (!external && [components count] == 1) {
9515         if ([base isEqualToString:@"sources"]) {
9516             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9517         }
9518
9519         if ([base isEqualToString:@"home"]) {
9520             controller = [[[HomeController alloc] init] autorelease];
9521         }
9522
9523         if ([base isEqualToString:@"sections"]) {
9524             controller = [[[SectionsController alloc] initWithDatabase:database_ source:nil] autorelease];
9525         }
9526
9527         if ([base isEqualToString:@"search"]) {
9528             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9529         }
9530
9531         if ([base isEqualToString:@"changes"]) {
9532             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9533         }
9534
9535         if ([base isEqualToString:@"installed"]) {
9536             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9537         }
9538     } else if ([components count] == 2) {
9539         NSString *argument = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9540
9541         if ([base isEqualToString:@"package"]) {
9542             controller = [self pageForPackage:argument withReferrer:referrer];
9543         }
9544
9545         if (!external && [base isEqualToString:@"search"]) {
9546             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9547         }
9548
9549         if (!external && [base isEqualToString:@"sections"]) {
9550             if ([argument isEqualToString:@"all"] || [argument isEqualToString:@"*"])
9551                 argument = nil;
9552             controller = [[[SectionController alloc] initWithDatabase:database_ source:nil section:argument] autorelease];
9553         }
9554
9555         if (!external && [base isEqualToString:@"sources"]) {
9556             if ([argument isEqualToString:@"add"]) {
9557                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9558                 [(SourcesController *)controller showAddSourcePrompt];
9559             } else {
9560                 Source *source([database_ sourceWithKey:argument]);
9561                 controller = [[[SectionsController alloc] initWithDatabase:database_ source:source] autorelease];
9562             }
9563         }
9564
9565         if (!external && [base isEqualToString:@"launch"]) {
9566             [self launchApplicationWithIdentifier:argument suspended:NO];
9567             return nil;
9568         }
9569     } else if (!external && [components count] == 3) {
9570         NSString *arg1 = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9571         NSString *arg2 = [[components objectAtIndex:2] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9572
9573         if ([base isEqualToString:@"package"]) {
9574             if ([arg2 isEqualToString:@"settings"]) {
9575                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9576             } else if ([arg2 isEqualToString:@"files"]) {
9577                 if (Package *package = [database_ packageWithName:arg1]) {
9578                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9579                     [(FileTable *)controller setPackage:package];
9580                 }
9581             }
9582         }
9583
9584         if ([base isEqualToString:@"sections"]) {
9585             Source *source([arg1 isEqualToString:@"*"] ? nil : [database_ sourceWithKey:arg1]);
9586             NSString *section([arg2 isEqualToString:@"*"] ? nil : arg2);
9587             controller = [[[SectionController alloc] initWithDatabase:database_ source:source section:section] autorelease];
9588         }
9589     }
9590
9591     [controller setDelegate:self];
9592     return controller;
9593 }
9594
9595 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9596     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
9597
9598     if (page != nil)
9599         [tabbar_ setUnselectedViewController:page];
9600
9601     return page != nil;
9602 }
9603
9604 - (void) applicationOpenURL:(NSURL *)url {
9605     [super applicationOpenURL:url];
9606
9607     if (!loaded_)
9608         starturl_ = url;
9609     else
9610         [self openCydiaURL:url forExternal:YES];
9611 }
9612
9613 - (void) applicationWillResignActive:(UIApplication *)application {
9614     // Stop refreshing if you get a phone call or lock the device.
9615     if ([tabbar_ updating])
9616         [tabbar_ cancelUpdate];
9617
9618     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9619         [super applicationWillResignActive:application];
9620 }
9621
9622 - (void) saveState {
9623     [[NSDictionary dictionaryWithObjectsAndKeys:
9624         @"InterfaceState", [tabbar_ navigationURLCollection],
9625         @"LastClosed", [NSDate date],
9626         @"InterfaceIndex", [NSNumber numberWithInt:[tabbar_ selectedIndex]],
9627     nil] writeToFile:@ SavedState_ atomically:YES];
9628
9629     [self _saveConfig];
9630 }
9631
9632 - (void) applicationWillTerminate:(UIApplication *)application {
9633     [self saveState];
9634 }
9635
9636 - (void) applicationDidEnterBackground:(UIApplication *)application {
9637     if (kCFCoreFoundationVersionNumber < 1000 && [self isSafeToSuspend])
9638         return [self terminateWithSuccess];
9639     Backgrounded_ = [NSDate date];
9640     [self saveState];
9641 }
9642
9643 - (void) applicationWillEnterForeground:(UIApplication *)application {
9644     if (Backgrounded_ == nil)
9645         return;
9646
9647     NSTimeInterval interval([Backgrounded_ timeIntervalSinceNow]);
9648
9649     if (interval <= -(30*60)) {
9650         [tabbar_ setSelectedIndex:0];
9651         [[[tabbar_ viewControllers] objectAtIndex:0] popToRootViewControllerAnimated:NO];
9652     }
9653
9654     if (interval <= -(15*60)) {
9655         if (IsReachable("cydia.saurik.com")) {
9656             [tabbar_ beginUpdate];
9657             [appcache_ reloadURLWithCache:YES];
9658         }
9659     }
9660
9661     if ([database_ delocked])
9662         [self reloadData];
9663 }
9664
9665 - (void) setConfigurationData:(NSString *)data {
9666     static RegEx conffile_r("'(.*)' '(.*)' ([01]) ([01])");
9667
9668     if (!conffile_r(data)) {
9669         lprintf("E:invalid conffile\n");
9670         return;
9671     }
9672
9673     NSString *ofile = conffile_r[1];
9674     //NSString *nfile = conffile_r[2];
9675
9676     UIAlertView *alert = [[[UIAlertView alloc]
9677         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9678         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9679         delegate:self
9680         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9681         otherButtonTitles:
9682             UCLocalize("ACCEPT_NEW_COPY"),
9683             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9684         nil
9685     ] autorelease];
9686
9687     [alert setContext:@"conffile"];
9688     [alert setNumberOfRows:2];
9689     [alert show];
9690 }
9691
9692 - (void) addStashController {
9693     [self lockSuspend];
9694     stash_ = [[[StashController alloc] init] autorelease];
9695     [window_ addSubview:[stash_ view]];
9696 }
9697
9698 - (void) removeStashController {
9699     [[stash_ view] removeFromSuperview];
9700     stash_ = nil;
9701     [self unlockSuspend];
9702 }
9703
9704 - (void) stash {
9705     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9706     UpdateExternalStatus(1);
9707     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/cydo /usr/libexec/cydia/free.sh"];
9708     UpdateExternalStatus(0);
9709
9710     [self removeStashController];
9711
9712     pid_t pid(ExecFork());
9713     if (pid == 0) {
9714         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9715         perror("launchctl stop");
9716
9717         exit(0);
9718     } ReapZombie(pid);
9719 }
9720
9721 - (void) setupViewControllers {
9722     tabbar_ = [[[CydiaTabBarController alloc] initWithDatabase:database_] autorelease];
9723
9724     NSMutableArray *items;
9725     if (kCFCoreFoundationVersionNumber < 800) {
9726         items = [NSMutableArray arrayWithObjects:
9727             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home.png"] tag:0] autorelease],
9728             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install.png"] tag:0] autorelease],
9729             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes.png"] tag:0] autorelease],
9730             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage.png"] tag:0] autorelease],
9731             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search.png"] tag:0] autorelease],
9732         nil];
9733     } else {
9734         items = [NSMutableArray arrayWithObjects:
9735             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home7.png"] selectedImage:[UIImage imageNamed:@"home7s.png"]] autorelease],
9736             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install7.png"] selectedImage:[UIImage imageNamed:@"install7s.png"]] autorelease],
9737             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes7.png"] selectedImage:[UIImage imageNamed:@"changes7s.png"]] autorelease],
9738             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage7.png"] selectedImage:[UIImage imageNamed:@"manage7s.png"]] autorelease],
9739             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search7.png"] selectedImage:[UIImage imageNamed:@"search7s.png"]] autorelease],
9740         nil];
9741     }
9742
9743     NSMutableArray *controllers([NSMutableArray array]);
9744     for (UITabBarItem *item in items) {
9745         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9746         [controller setTabBarItem:item];
9747         [controllers addObject:controller];
9748     }
9749     [tabbar_ setViewControllers:controllers];
9750
9751     [tabbar_ setUpdateDelegate:self];
9752 }
9753
9754 - (void) _sendMemoryWarningNotification {
9755     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
9756         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
9757     else
9758         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9759 }
9760
9761 - (void) _sendMemoryWarningNotifications {
9762     while (true) {
9763         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9764         sleep(2);
9765         //usleep(2000000);
9766     }
9767 }
9768
9769 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
9770     NSLog(@"--");
9771     [[NSURLCache sharedURLCache] removeAllCachedResponses];
9772 }
9773
9774 - (void) applicationDidFinishLaunching:(id)unused {
9775     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9776
9777 _trace();
9778     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9779         [self setApplicationSupportsShakeToEdit:NO];
9780
9781     @synchronized (HostConfig_) {
9782         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9783     }
9784
9785     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9786         initWithMemoryCapacity:524288
9787         diskCapacity:10485760
9788         diskPath:Cache("SDURLCache")
9789     ] autorelease]];
9790
9791     [CydiaWebViewController _initialize];
9792
9793     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9794
9795     // this would disallow http{,s} URLs from accessing this data
9796     //[WebView registerURLSchemeAsLocal:@"cydia"];
9797
9798     Font12_ = [UIFont systemFontOfSize:12];
9799     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9800     Font14_ = [UIFont systemFontOfSize:14];
9801     Font18_ = [UIFont systemFontOfSize:18];
9802     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9803     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9804
9805     essential_ = [NSMutableArray arrayWithCapacity:4];
9806     broken_ = [NSMutableArray arrayWithCapacity:4];
9807
9808     // XXX: I really need this thing... like, seriously... I'm sorry
9809     appcache_ = [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] autorelease];
9810     [appcache_ reloadData];
9811
9812     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9813     [window_ orderFront:self];
9814     [window_ makeKey:self];
9815     [window_ setHidden:NO];
9816
9817     if (false) stash: {
9818         [self addStashController];
9819         // XXX: this would be much cleaner as a yieldToSelector:
9820         // that way the removeStashController could happen right here inline
9821         // we also could no longer require the useless stash_ field anymore
9822         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9823         return;
9824     }
9825
9826     struct stat root;
9827     int error(stat("/", &root));
9828     _assert(error != -1);
9829
9830     #define Stash_(path) do { \
9831         struct stat folder; \
9832         int error(lstat((path), &folder)); \
9833         if (error != -1 && ( \
9834             folder.st_dev == root.st_dev && \
9835             S_ISDIR(folder.st_mode) \
9836         ) || error == -1 && ( \
9837             errno == ENOENT || \
9838             errno == ENOTDIR \
9839         )) goto stash; \
9840     } while (false)
9841
9842     Stash_("/Applications");
9843     Stash_("/Library/Ringtones");
9844     Stash_("/Library/Wallpaper");
9845     //Stash_("/usr/bin");
9846     Stash_("/usr/include");
9847     Stash_("/usr/share");
9848     //Stash_("/var/lib");
9849
9850     database_ = [Database sharedInstance];
9851     [database_ setDelegate:self];
9852
9853     [window_ setUserInteractionEnabled:NO];
9854     [self setupViewControllers];
9855
9856     CydiaLoadingViewController *loading([[[CydiaLoadingViewController alloc] init] autorelease]);
9857     UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
9858     [navigation setViewControllers:[NSArray arrayWithObject:loading]];
9859
9860     emulated_ = [[[CyteTabBarController alloc] init] autorelease];
9861     [emulated_ setViewControllers:[NSArray arrayWithObject:navigation]];
9862     [emulated_ setSelectedIndex:0];
9863
9864     if ([emulated_ respondsToSelector:@selector(concealTabBarSelection)])
9865         [emulated_ concealTabBarSelection];
9866
9867     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9868         [window_ setRootViewController:emulated_];
9869     else
9870         [window_ addSubview:[emulated_ view]];
9871
9872     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9873 _trace();
9874 }
9875
9876 - (NSArray *) defaultStartPages {
9877     NSMutableArray *standard = [NSMutableArray array];
9878     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9879     [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9880     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9881     [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9882     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9883     return standard;
9884 }
9885
9886 - (void) loadData {
9887 _trace();
9888     if ([emulated_ modalViewController] != nil)
9889         [emulated_ dismissModalViewControllerAnimated:YES];
9890     [window_ setUserInteractionEnabled:NO];
9891
9892     [self reloadDataWithInvocation:nil];
9893     [self refreshIfPossible];
9894     [self disemulate];
9895
9896     NSDictionary *state([NSDictionary dictionaryWithContentsOfFile:@ SavedState_]);
9897
9898     int savedIndex = [[state objectForKey:@"InterfaceIndex"] intValue];
9899     NSArray *saved = [[[state objectForKey:@"InterfaceState"] mutableCopy] autorelease];
9900     int standardIndex = 0;
9901     NSArray *standard = [self defaultStartPages];
9902
9903     BOOL valid = YES;
9904
9905     if (saved == nil)
9906         valid = NO;
9907
9908     NSDate *closed = [state objectForKey:@"LastClosed"];
9909     if (valid && closed != nil) {
9910         NSTimeInterval interval([closed timeIntervalSinceNow]);
9911         if (interval <= -(30*60))
9912             valid = NO;
9913     }
9914
9915     if (valid && [saved count] != [standard count])
9916         valid = NO;
9917
9918     if (valid) {
9919         for (unsigned int i = 0; i < [standard count]; i++) {
9920             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9921             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9922             //      but it's good enough for now.
9923             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9924                 valid = NO;
9925                 break;
9926             }
9927         }
9928     }
9929
9930     NSArray *items = nil;
9931     if (valid) {
9932         [tabbar_ setSelectedIndex:savedIndex];
9933         items = saved;
9934     } else {
9935         [tabbar_ setSelectedIndex:standardIndex];
9936         items = standard;
9937     }
9938
9939     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9940         NSArray *stack = [items objectAtIndex:tab];
9941         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9942         NSMutableArray *current = [NSMutableArray array];
9943
9944         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9945             NSString *addr = [stack objectAtIndex:nav];
9946             NSURL *url = [NSURL URLWithString:addr];
9947             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
9948             if (page != nil)
9949                 [current addObject:page];
9950         }
9951
9952         [navigation setViewControllers:current];
9953     }
9954
9955     // (Try to) show the startup URL.
9956     if (starturl_ != nil) {
9957         [self openCydiaURL:starturl_ forExternal:YES];
9958         starturl_ = nil;
9959     }
9960 }
9961
9962 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9963     if (item != nil && IsWildcat_) {
9964         [sheet showFromBarButtonItem:item animated:YES];
9965     } else {
9966         [sheet showInView:window_];
9967     }
9968 }
9969
9970 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9971     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9972     [progress setTitle:task];
9973     [progress addProgressEvent:event];
9974 }
9975
9976 - (void) addProgressEventForTask:(NSArray *)data {
9977     CydiaProgressEvent *event([data objectAtIndex:0]);
9978     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9979     [self addProgressEvent:event forTask:task];
9980 }
9981
9982 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9983     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9984 }
9985
9986 @end
9987
9988 /*IMP alloc_;
9989 id Alloc_(id self, SEL selector) {
9990     id object = alloc_(self, selector);
9991     lprintf("[%s]A-%p\n", self->isa->name, object);
9992     return object;
9993 }*/
9994
9995 /*IMP dealloc_;
9996 id Dealloc_(id self, SEL selector) {
9997     id object = dealloc_(self, selector);
9998     lprintf("[%s]D-%p\n", self->isa->name, object);
9999     return object;
10000 }*/
10001
10002 Class $NSURLConnection;
10003
10004 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10005     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
10006
10007     NSURL *url([copy URL]);
10008
10009     NSString *host([url host]);
10010     NSString *scheme([[url scheme] lowercaseString]);
10011
10012     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10013
10014     @synchronized (HostConfig_) {
10015         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10016             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10017                 [copy setHTTPShouldUsePipelining:YES];
10018
10019         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10020             if ([control isEqualToString:@"max-age=0"])
10021                 if ([CachedURLs_ containsObject:url]) {
10022 #if !ForRelease
10023                     NSLog(@"~~~: %@", url);
10024 #endif
10025
10026                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10027
10028                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10029                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10030                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10031                 }
10032     }
10033
10034     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10035     } return self;
10036 }
10037
10038 Class $WAKWindow;
10039
10040 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
10041     CGSize size([[UIScreen mainScreen] bounds].size);
10042     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10043         if ([$WAKWindow hasLandscapeOrientation])
10044             std::swap(size.width, size.height);*/
10045     return size;
10046 }
10047
10048 Class $NSUserDefaults;
10049
10050 MSHook(id, NSUserDefaults$objectForKey$, NSUserDefaults *self, SEL _cmd, NSString *key) {
10051     if ([key respondsToSelector:@selector(isEqualToString:)] && [key isEqualToString:@"WebKitLocalStorageDatabasePathPreferenceKey"])
10052         return Cache("LocalStorage");
10053     return _NSUserDefaults$objectForKey$(self, _cmd, key);
10054 }
10055
10056 int main(int argc, char *argv[]) {
10057     int fd(open("/tmp/cydia.log", O_WRONLY | O_APPEND | O_CREAT, 0644));
10058     dup2(fd, 2);
10059     close(fd);
10060
10061     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10062
10063     _trace();
10064
10065     UpdateExternalStatus(0);
10066
10067     UIScreen *screen([UIScreen mainScreen]);
10068     if ([screen respondsToSelector:@selector(scale)])
10069         ScreenScale_ = [screen scale];
10070     else
10071         ScreenScale_ = 1;
10072
10073     UIDevice *device([UIDevice currentDevice]);
10074     if ([device respondsToSelector:@selector(userInterfaceIdiom)]) {
10075         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10076         if (idiom == UIUserInterfaceIdiomPad)
10077             IsWildcat_ = true;
10078     }
10079
10080     Idiom_ = IsWildcat_ ? @"ipad" : @"iphone";
10081
10082     RegEx pattern("([0-9]+\\.[0-9]+).*");
10083
10084     if (pattern([device systemVersion]))
10085         Firmware_ = pattern[1];
10086     if (pattern(Cydia_))
10087         Major_ = pattern[1];
10088
10089     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10090
10091     HostConfig_ = [[[NSObject alloc] init] autorelease];
10092     @synchronized (HostConfig_) {
10093         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10094         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10095         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10096         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10097     }
10098
10099     NSString *ui(@"ui/ios");
10100     if (Idiom_ != nil)
10101         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10102     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10103     UI_ = CydiaURL(ui);
10104
10105     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10106
10107     /* Library Hacks {{{ */
10108     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10109
10110     $WAKWindow = objc_getClass("WAKWindow");
10111     if ($WAKWindow != NULL)
10112         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10113             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10114
10115     $NSURLConnection = objc_getClass("NSURLConnection");
10116     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10117     if (NSURLConnection$init$ != NULL) {
10118         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10119         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10120     }
10121
10122     $NSUserDefaults = objc_getClass("NSUserDefaults");
10123     Method NSUserDefaults$objectForKey$(class_getInstanceMethod($NSUserDefaults, @selector(objectForKey:)));
10124     if (NSUserDefaults$objectForKey$ != NULL) {
10125         _NSUserDefaults$objectForKey$ = reinterpret_cast<id (*)(NSUserDefaults *, SEL, NSString *)>(method_getImplementation(NSUserDefaults$objectForKey$));
10126         method_setImplementation(NSUserDefaults$objectForKey$, reinterpret_cast<IMP>(&$NSUserDefaults$objectForKey$));
10127     }
10128     /* }}} */
10129     /* Set Locale {{{ */
10130     Locale_ = CFLocaleCopyCurrent();
10131     Languages_ = [NSLocale preferredLanguages];
10132
10133     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10134     //NSLog(@"%@", [Languages_ description]);
10135
10136     const char *lang;
10137     if (Locale_ != NULL)
10138         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10139     else if (Languages_ != nil && [Languages_ count] != 0)
10140         lang = [[Languages_ objectAtIndex:0] UTF8String];
10141     else
10142         // XXX: consider just setting to C and then falling through?
10143         lang = NULL;
10144
10145     if (lang != NULL) {
10146         RegEx pattern("([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?");
10147         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10148     }
10149
10150     NSLog(@"Setting Language: %s", lang);
10151
10152     if (lang != NULL) {
10153         setenv("LANG", lang, true);
10154         std::setlocale(LC_ALL, lang);
10155     }
10156     /* }}} */
10157     /* Index Collation {{{ */
10158     if (Class $UILocalizedIndexedCollation = objc_getClass("UILocalizedIndexedCollation")) { @try {
10159         NSBundle *bundle([NSBundle bundleForClass:$UILocalizedIndexedCollation]);
10160         NSString *path([bundle pathForResource:@"UITableViewLocalizedSectionIndex" ofType:@"plist"]);
10161         //path = @"/System/Library/Frameworks/UIKit.framework/.lproj/UITableViewLocalizedSectionIndex.plist";
10162         NSDictionary *dictionary([NSDictionary dictionaryWithContentsOfFile:path]);
10163         _H<UILocalizedIndexedCollation> collation([[[$UILocalizedIndexedCollation alloc] initWithDictionary:dictionary] autorelease]);
10164
10165         CollationLocale_ = MSHookIvar<NSLocale *>(collation, "_locale");
10166
10167         if (kCFCoreFoundationVersionNumber >= 800 && [[CollationLocale_ localeIdentifier] isEqualToString:@"zh@collation=stroke"]) {
10168             CollationThumbs_ = [NSArray arrayWithObjects:@"1",@"•",@"4",@"•",@"7",@"•",@"10",@"•",@"13",@"•",@"16",@"•",@"19",@"A",@"•",@"E",@"•",@"I",@"•",@"M",@"•",@"R",@"•",@"V",@"•",@"Z",@"#",nil];
10169             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})
10170                 CollationOffset_.push_back(offset);
10171             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];
10172             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];
10173         } else {
10174
10175         CollationThumbs_ = [collation sectionIndexTitles];
10176         for (size_t index(0), end([CollationThumbs_ count]); index != end; ++index)
10177             CollationOffset_.push_back([collation sectionForSectionIndexTitleAtIndex:index]);
10178
10179         CollationTitles_ = [collation sectionTitles];
10180         CollationStarts_ = MSHookIvar<NSArray *>(collation, "_sectionStartStrings");
10181
10182         NSString *&transform(MSHookIvar<NSString *>(collation, "_transform"));
10183         if (&transform != NULL && transform != nil) {
10184             /*if ([collation respondsToSelector:@selector(transformedCollationStringForString:)])
10185                 CollationModify_ = [=](NSString *value) { return [collation transformedCollationStringForString:value]; };*/
10186             const UChar *uid(reinterpret_cast<const UChar *>([transform cStringUsingEncoding:NSUnicodeStringEncoding]));
10187             UErrorCode code(U_ZERO_ERROR);
10188             CollationTransl_ = utrans_openU(uid, -1, UTRANS_FORWARD, NULL, 0, NULL, &code);
10189             if (!U_SUCCESS(code))
10190                 NSLog(@"%s", u_errorName(code));
10191         }
10192
10193         }
10194     } @catch (NSException *e) {
10195         NSLog(@"%@", e);
10196         goto hard;
10197     } } else hard: {
10198         CollationLocale_ = [[[NSLocale alloc] initWithLocaleIdentifier:@"en@collation=dictionary"] autorelease];
10199
10200         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];
10201         for (NSInteger offset(0); offset != 28; ++offset)
10202             CollationOffset_.push_back(offset);
10203
10204         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];
10205         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];
10206     }
10207     /* }}} */
10208     /* Parse Arguments {{{ */
10209     bool substrate(false);
10210
10211     if (argc != 0) {
10212         char **args(argv);
10213         int arge(1);
10214
10215         for (int argi(1); argi != argc; ++argi)
10216             if (strcmp(argv[argi], "--") == 0) {
10217                 arge = argi;
10218                 argv[argi] = argv[0];
10219                 argv += argi;
10220                 argc -= argi;
10221                 break;
10222             }
10223
10224         for (int argi(1); argi != arge; ++argi)
10225             if (strcmp(args[argi], "--substrate") == 0)
10226                 substrate = true;
10227             else
10228                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10229     }
10230     /* }}} */
10231
10232     App_ = [[NSBundle mainBundle] bundlePath];
10233     Advanced_ = YES;
10234
10235     Cache_ = [[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia", @"/var/mobile"] retain];
10236
10237     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10238     alloc_ = alloc->method_imp;
10239     alloc->method_imp = (IMP) &Alloc_;*/
10240
10241     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10242     dealloc_ = dealloc->method_imp;
10243     dealloc->method_imp = (IMP) &Dealloc_;*/
10244
10245     void *gestalt(dlopen("/usr/lib/libMobileGestalt.dylib", RTLD_GLOBAL | RTLD_LAZY));
10246     $MGCopyAnswer = reinterpret_cast<CFStringRef (*)(CFStringRef)>(dlsym(gestalt, "MGCopyAnswer"));
10247
10248     /* System Information {{{ */
10249     size_t size;
10250
10251     int maxproc;
10252     size = sizeof(maxproc);
10253     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10254         perror("sysctlbyname(\"kern.maxproc\", ?)");
10255     else if (maxproc < 64) {
10256         maxproc = 64;
10257         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10258             perror("sysctlbyname(\"kern.maxproc\", #)");
10259     }
10260
10261     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10262     char *osversion = new char[size];
10263     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10264         perror("sysctlbyname(\"kern.osversion\", ?)");
10265     else
10266         System_ = [NSString stringWithUTF8String:osversion];
10267
10268     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10269     char *machine = new char[size];
10270     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10271         perror("sysctlbyname(\"hw.machine\", ?)");
10272     else
10273         Machine_ = machine;
10274
10275     int64_t usermem(0);
10276     size = sizeof(usermem);
10277     if (sysctlbyname("hw.usermem", &usermem, &size, NULL, 0) == -1)
10278         usermem = 0;
10279
10280     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10281     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10282     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10283
10284     UniqueID_ = UniqueIdentifier(device);
10285
10286     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10287         Product_ = [info objectForKey:@"SafariProductVersion"];
10288         Safari_ = [info objectForKey:@"CFBundleVersion"];
10289     }
10290
10291     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10292
10293     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Safari_))
10294         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[1], agent];
10295     if (RegEx match = RegEx("([0-9]+[A-Z][0-9]+[a-z]?).*", System_))
10296         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[1], agent];
10297     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Product_))
10298         agent = [NSString stringWithFormat:@"Version/%@ %@", match[1], agent];
10299
10300     UserAgent_ = agent;
10301     /* }}} */
10302     /* Load Database {{{ */
10303     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10304
10305     _trace();
10306     mkdir("/var/mobile/Library/Cydia", 0755);
10307     MetaFile_.Open("/var/mobile/Library/Cydia/metadata.cb0");
10308     _trace();
10309
10310     // XXX: port this to NSUserDefaults when you aren't in such a rush
10311     Values_ = [[[(NSDictionary *) CFPreferencesCopyAppValue(CFSTR("CydiaValues"), CFSTR("com.saurik.Cydia")) autorelease] mutableCopy] autorelease];
10312     Sections_ = [[[(NSDictionary *) CFPreferencesCopyAppValue(CFSTR("CydiaSections"), CFSTR("com.saurik.Cydia")) autorelease] mutableCopy] autorelease];
10313     Sources_ = [[[(NSDictionary *) CFPreferencesCopyAppValue(CFSTR("CydiaSources"), CFSTR("com.saurik.Cydia")) autorelease] mutableCopy] autorelease];
10314     Version_ = [(NSNumber *) CFPreferencesCopyAppValue(CFSTR("CydiaVersion"), CFSTR("com.saurik.Cydia")) autorelease];
10315
10316     _trace();
10317     NSDictionary *metadata([[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease]);
10318
10319     if (Values_ == nil)
10320         Values_ = [metadata objectForKey:@"Values"];
10321     if (Values_ == nil)
10322         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10323
10324     if (Sections_ == nil)
10325         Sections_ = [metadata objectForKey:@"Sections"];
10326     if (Sections_ == nil)
10327         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10328
10329     if (Sources_ == nil)
10330         Sources_ = [metadata objectForKey:@"Sources"];
10331     if (Sources_ == nil)
10332         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10333
10334     // XXX: this wrong, but in a way that doesn't matter :/
10335     if (Version_ == nil)
10336         Version_ = [metadata objectForKey:@"Version"];
10337     if (Version_ == nil)
10338         Version_ = [NSNumber numberWithUnsignedInt:0];
10339
10340     if (NSDictionary *packages = [metadata objectForKey:@"Packages"]) {
10341         bool fail(false);
10342         CFDictionaryApplyFunction((CFDictionaryRef) packages, &PackageImport, &fail);
10343         _trace();
10344         if (fail)
10345             NSLog(@"unable to import package preferences... from 2010? oh well :/");
10346     }
10347
10348     if ([Version_ unsignedIntValue] == 0) {
10349         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10350         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10351         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10352         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10353
10354         Version_ = [NSNumber numberWithUnsignedInt:1];
10355
10356         if (NSMutableDictionary *cache = [NSMutableDictionary dictionaryWithContentsOfFile:@ CacheState_]) {
10357             [cache removeObjectForKey:@"LastUpdate"];
10358             [cache writeToFile:@ CacheState_ atomically:YES];
10359         }
10360     }
10361
10362     _H<NSMutableArray> broken([NSMutableArray array]);
10363     for (NSString *key in (id) Sources_)
10364         if ([key rangeOfCharacterFromSet:[NSCharacterSet characterSetWithCharactersInString:@"# "]].location != NSNotFound)
10365             [broken addObject:key];
10366     if ([broken count] != 0)
10367         for (NSString *key in (id) broken)
10368             [Sources_ removeObjectForKey:key];
10369     broken = nil;
10370
10371     SaveConfig(nil);
10372     system("/usr/libexec/cydia/cydo /bin/rm -f /var/lib/cydia/metadata.plist");
10373     /* }}} */
10374
10375     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10376
10377     if (kCFCoreFoundationVersionNumber > 1000)
10378         system("/usr/libexec/cydia/cydo /usr/libexec/cydia/setnsfpn /var/lib");
10379
10380     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10381
10382     if (access("/User", F_OK) != 0 || version != 6) {
10383         _trace();
10384         system("/usr/libexec/cydia/cydo /usr/libexec/cydia/firmware.sh");
10385         _trace();
10386     }
10387
10388     if (access("/tmp/cydia.chk", F_OK) == 0) {
10389         if (unlink([Cache("pkgcache.bin") UTF8String]) == -1)
10390             _assert(errno == ENOENT);
10391         if (unlink([Cache("srcpkgcache.bin") UTF8String]) == -1)
10392             _assert(errno == ENOENT);
10393     }
10394
10395     /* APT Initialization {{{ */
10396     _assert(pkgInitConfig(*_config));
10397     _assert(pkgInitSystem(*_config, _system));
10398
10399     if (lang != NULL)
10400         _config->Set("APT::Acquire::Translation", lang);
10401
10402     // XXX: this timeout might be important :(
10403     //_config->Set("Acquire::http::Timeout", 15);
10404
10405     _config->Set("Acquire::http::MaxParallel", usermem >= 384 * 1024 * 1024 ? 16 : 3);
10406
10407     mkdir([Cache_ UTF8String], 0755);
10408     mkdir([Cache("archives") UTF8String], 0755);
10409     mkdir([Cache("archives/partial") UTF8String], 0755);
10410     _config->Set("Dir::Cache", [Cache_ UTF8String]);
10411
10412     symlink("/var/lib/apt/extended_states", [Cache("extended_states") UTF8String]);
10413     _config->Set("Dir::State", [Cache_ UTF8String]);
10414
10415     mkdir([Cache("lists") UTF8String], 0755);
10416     mkdir([Cache("lists/partial") UTF8String], 0755);
10417     mkdir([Cache("periodic") UTF8String], 0755);
10418     _config->Set("Dir::State::Lists", [Cache("lists") UTF8String]);
10419
10420     std::string logs("/var/mobile/Library/Logs/Cydia");
10421     mkdir(logs.c_str(), 0755);
10422     _config->Set("Dir::Log::Terminal", logs + "/apt.log");
10423
10424     _config->Set("Dir::Bin::dpkg", "/usr/libexec/cydia/cydo");
10425     /* }}} */
10426     /* Color Choices {{{ */
10427     space_ = CGColorSpaceCreateDeviceRGB();
10428
10429     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10430     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10431     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10432     Folder_.Set(space_, 0x8e/255.f, 0x8e/255.f, 0x93/255.f, 1.0);
10433     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10434     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10435     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10436     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10437     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10438     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10439
10440     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10441     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10442     /* }}}*/
10443     /* UIKit Configuration {{{ */
10444     // XXX: I have a feeling this was important
10445     //UIKeyboardDisableAutomaticAppearance();
10446     /* }}} */
10447
10448     $SBSSetInterceptsMenuButtonForever = reinterpret_cast<void (*)(bool)>(dlsym(RTLD_DEFAULT, "SBSSetInterceptsMenuButtonForever"));
10449
10450     const char *symbol(kCFCoreFoundationVersionNumber >= 800 ? "MGGetBoolAnswer" : "GSSystemHasCapability");
10451     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, symbol));
10452     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10453
10454     PulseInterval_ = fast ? 50000 : 500000;
10455
10456     Colon_ = UCLocalize("COLON_DELIMITED");
10457     Elision_ = UCLocalize("ELISION");
10458     Error_ = UCLocalize("ERROR");
10459     Warning_ = UCLocalize("WARNING");
10460
10461     _trace();
10462     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10463
10464     CGColorSpaceRelease(space_);
10465     CFRelease(Locale_);
10466
10467     [pool release];
10468     return value;
10469 }