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