MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2014  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 void setreugid(uid_t uid, gid_t gid) {
 241     _assert(setreuid(uid, uid) != -1);
 242     _assert(setregid(gid, gid) != -1);
 243 }
 244
 245 static void setreguid(gid_t gid, uid_t uid) {
 246     _assert(setregid(gid, gid) != -1);
 247     _assert(setreuid(uid, uid) != -1);
 248 }
 249
 250 struct Root {
 251     Root() {
 252         _trace();
 253         setreugid(0, 0);
 254         _assert(pthread_setugid_np(0, 0) != -1);
 255         setreguid(501, 501);
 256     }
 257
 258     ~Root() {
 259         _trace();
 260         setreugid(0, 0);
 261         _assert(pthread_setugid_np(KAUTH_UID_NONE, KAUTH_GID_NONE) != -1);
 262         setreguid(501, 501);
 263     }
 264 };
 265
 266 #define _root(code) \
 267     ({ Root _root; code; })
 268
 269 static NSString *Colon_;
 270 NSString *Elision_;
 271 static NSString *Error_;
 272 static NSString *Warning_;
 273
 274 static NSString *Cache_;
 275 #define Cache(file) \
 276     [NSString stringWithFormat:@"%@/%s", Cache_, file]
 277
 278 static void (*$SBSSetInterceptsMenuButtonForever)(bool);
 279
 280 static CFStringRef (*$MGCopyAnswer)(CFStringRef);
 281
 282 static NSString *UniqueIdentifier(UIDevice *device = nil) {
 283     if (kCFCoreFoundationVersionNumber < 800) // iOS 7.x
 284         return [device ?: [UIDevice currentDevice] uniqueIdentifier];
 285     else
 286         return [(id)$MGCopyAnswer(CFSTR("UniqueDeviceID")) autorelease];
 287 }
 288
 289 static bool IsReachable(const char *name) {
 290     SCNetworkReachabilityFlags flags; {
 291         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, name));
 292         SCNetworkReachabilityGetFlags(reachability, &flags);
 293         CFRelease(reachability);
 294     }
 295
 296     // XXX: this elaborate mess is what Apple is using to determine this? :(
 297     // XXX: do we care if the user has to intervene? maybe that's ok?
 298     return
 299         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
 300             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
 301                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
 302                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
 303             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
 304             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
 305         )
 306     ;
 307 }
 308
 309 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 310
 311 static _finline NSString *CydiaURL(NSString *path) {
 312     char page[26];
 313     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 314     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 315     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 316     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 317     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 318     page[25] = '\0';
 319     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 320 }
 321
 322 static void ReapZombie(pid_t pid) {
 323     int status;
 324   wait:
 325     if (waitpid(pid, &status, 0) == -1)
 326         if (errno == EINTR)
 327             goto wait;
 328         else _assert(false);
 329 }
 330
 331 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 332     int notify_token;
 333     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 334         notify_set_state(notify_token, newStatus);
 335         notify_cancel(notify_token);
 336     }
 337     notify_post("com.saurik.Cydia.status");
 338 }
 339
 340 static CGFloat CYStatusBarHeight() {
 341     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 342     return UIInterfaceOrientationIsPortrait([[UIApplication sharedApplication] statusBarOrientation]) ? size.height : size.width;
 343 }
 344
 345 /* NSForcedOrderingSearch doesn't work on the iPhone */
 346 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 347 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 348 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 349
 350 /* Insertion Sort {{{ */
 351
 352 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 353     const char *ptr = (const char *)list;
 354     while (0 < count) {
 355         CFIndex half = count / 2;
 356         const char *probe = ptr + elementSize * half;
 357         CFComparisonResult cr = comparator(element, probe, context);
 358     if (0 == cr) return (probe - (const char *)list) / elementSize;
 359         ptr = (cr < 0) ? ptr : probe + elementSize;
 360         count = (cr < 0) ? half : (half + (count & 1) - 1);
 361     }
 362     return (ptr - (const char *)list) / elementSize;
 363 }
 364
 365 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 366     const char *ptr = (const char *)list;
 367     while (0 < count) {
 368         CFIndex half = count / 2;
 369         const char *probe = ptr + elementSize * half;
 370         CFComparisonResult cr = comparator(element, probe, context);
 371     if (0 == cr) return (probe - (const char *)list) / elementSize;
 372         ptr = (cr < 0) ? ptr : probe + elementSize;
 373         count = (cr < 0) ? half : (half + (count & 1) - 1);
 374     }
 375     return (ptr - (const char *)list) / elementSize;
 376 }
 377
 378 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 379     if (range.length == 0)
 380         return;
 381     const void **values(new const void *[range.length]);
 382     CFArrayGetValues(array, range, values);
 383
 384 #if HistogramInsertionSort > 0
 385     uint32_t total(0), *offsets(new uint32_t[range.length]);
 386 #endif
 387
 388     for (CFIndex index(1); index != range.length; ++index) {
 389         const void *value(values[index]);
 390         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 391         CFIndex correct(index);
 392         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 393 #if HistogramInsertionSort > 1
 394             NSLog(@"%@ < %@", value, values[correct - 1]);
 395 #endif
 396             if (--correct == 0)
 397                 break;
 398         }
 399         if (correct != index) {
 400             size_t offset(index - correct);
 401 #if HistogramInsertionSort
 402             total += offset;
 403             ++offsets[offset];
 404             if (offset > 10)
 405                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 406 #endif
 407             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 408             values[correct] = value;
 409         }
 410     }
 411
 412     CFArrayReplaceValues(array, range, values, range.length);
 413     delete [] values;
 414
 415 #if HistogramInsertionSort > 0
 416     for (CFIndex index(0); index != range.length; ++index)
 417         if (offsets[index] != 0)
 418             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 419     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 420     delete [] offsets;
 421 #endif
 422 }
 423
 424 /* }}} */
 425
 426 /* Apple Bug Fixes {{{ */
 427 @implementation UIWebDocumentView (Cydia)
 428
 429 - (void) _setScrollerOffset:(CGPoint)offset {
 430     UIScroller *scroller([self _scroller]);
 431
 432     CGSize size([scroller contentSize]);
 433     CGSize bounds([scroller bounds].size);
 434
 435     CGPoint max;
 436     max.x = size.width - bounds.width;
 437     max.y = size.height - bounds.height;
 438
 439     // wtf Apple?!
 440     if (max.x < 0)
 441         max.x = 0;
 442     if (max.y < 0)
 443         max.y = 0;
 444
 445     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 446     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 447
 448     [scroller setOffset:offset];
 449 }
 450
 451 @end
 452 /* }}} */
 453
 454 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 455     size_t length([self length] - state->state);
 456     if (length <= 0)
 457         return 0;
 458     else if (length > count)
 459         length = count;
 460     for (size_t i(0); i != length; ++i)
 461         objects[i] = [self item:state->state++];
 462     state->itemsPtr = objects;
 463     state->mutationsPtr = (unsigned long *) self;
 464     return length;
 465 }
 466
 467 /* Cydia NSString Additions {{{ */
 468 @interface NSString (Cydia)
 469 - (NSComparisonResult) compareByPath:(NSString *)other;
 470 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 471 @end
 472
 473 @implementation NSString (Cydia)
 474
 475 - (NSComparisonResult) compareByPath:(NSString *)other {
 476     NSString *prefix = [self commonPrefixWithString:other options:0];
 477     size_t length = [prefix length];
 478
 479     NSRange lrange = NSMakeRange(length, [self length] - length);
 480     NSRange rrange = NSMakeRange(length, [other length] - length);
 481
 482     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 483     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 484
 485     NSComparisonResult value;
 486
 487     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 488         value = NSOrderedSame;
 489     else if (lrange.location == NSNotFound)
 490         value = NSOrderedAscending;
 491     else if (rrange.location == NSNotFound)
 492         value = NSOrderedDescending;
 493     else
 494         value = NSOrderedSame;
 495
 496     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 497         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 498     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 499         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 500
 501     NSComparisonResult result = [lpath compare:rpath];
 502     return result == NSOrderedSame ? value : result;
 503 }
 504
 505 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 506     return [(id)CFURLCreateStringByAddingPercentEscapes(
 507         kCFAllocatorDefault,
 508         (CFStringRef) self,
 509         NULL,
 510         CFSTR(";/?:@&=+$,"),
 511         kCFStringEncodingUTF8
 512     ) autorelease];
 513 }
 514
 515 @end
 516 /* }}} */
 517
 518 /* C++ NSString Wrapper Cache {{{ */
 519 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 520     return size == 0 ? NULL :
 521         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 522         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 523 }
 524
 525 static _finline CFStringRef CYStringCreate(const char *data) {
 526     return CYStringCreate(data, strlen(data));
 527 }
 528
 529 class CYString {
 530   private:
 531     char *data_;
 532     size_t size_;
 533     CFStringRef cache_;
 534
 535     _finline void clear_() {
 536         if (cache_ != NULL) {
 537             CFRelease(cache_);
 538             cache_ = NULL;
 539         }
 540     }
 541
 542   public:
 543     _finline bool empty() const {
 544         return size_ == 0;
 545     }
 546
 547     _finline size_t size() const {
 548         return size_;
 549     }
 550
 551     _finline char *data() const {
 552         return data_;
 553     }
 554
 555     _finline void clear() {
 556         size_ = 0;
 557         clear_();
 558     }
 559
 560     _finline CYString() :
 561         data_(0),
 562         size_(0),
 563         cache_(NULL)
 564     {
 565     }
 566
 567     _finline ~CYString() {
 568         clear_();
 569     }
 570
 571     void operator =(const CYString &rhs) {
 572         data_ = rhs.data_;
 573         size_ = rhs.size_;
 574
 575         if (rhs.cache_ == nil)
 576             cache_ = NULL;
 577         else
 578             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 579     }
 580
 581     void copy(CYPool *pool) {
 582         char *temp(pool->malloc<char>(size_ + 1));
 583         memcpy(temp, data_, size_);
 584         temp[size_] = '\0';
 585         data_ = temp;
 586     }
 587
 588     void set(CYPool *pool, const char *data, size_t size) {
 589         if (size == 0)
 590             clear();
 591         else {
 592             clear_();
 593
 594             data_ = const_cast<char *>(data);
 595             size_ = size;
 596
 597             if (pool != NULL)
 598                 copy(pool);
 599         }
 600     }
 601
 602     _finline void set(CYPool *pool, const char *data) {
 603         set(pool, data, data == NULL ? 0 : strlen(data));
 604     }
 605
 606     _finline void set(CYPool *pool, const std::string &rhs) {
 607         set(pool, rhs.data(), rhs.size());
 608     }
 609
 610     bool operator ==(const CYString &rhs) const {
 611         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 612     }
 613
 614     _finline operator CFStringRef() {
 615         if (cache_ == NULL)
 616             cache_ = CYStringCreate(data_, size_);
 617         return cache_;
 618     }
 619
 620     _finline operator id() {
 621         return (NSString *) static_cast<CFStringRef>(*this);
 622     }
 623
 624     _finline operator const char *() {
 625         return reinterpret_cast<const char *>(data_);
 626     }
 627 };
 628 /* }}} */
 629 /* C++ NSString Algorithm Adapters {{{ */
 630 extern "C" {
 631     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 632 }
 633
 634 struct NSStringMapHash :
 635     std::unary_function<NSString *, size_t>
 636 {
 637     _finline size_t operator ()(NSString *value) const {
 638         return CFStringHashNSString((CFStringRef) value);
 639     }
 640 };
 641
 642 struct NSStringMapLess :
 643     std::binary_function<NSString *, NSString *, bool>
 644 {
 645     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 646         return [lhs compare:rhs] == NSOrderedAscending;
 647     }
 648 };
 649
 650 struct NSStringMapEqual :
 651     std::binary_function<NSString *, NSString *, bool>
 652 {
 653     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 654         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 655         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 656         //[lhs isEqualToString:rhs];
 657     }
 658 };
 659 /* }}} */
 660
 661 /* CoreGraphics Primitives {{{ */
 662 class CYColor {
 663   private:
 664     CGColorRef color_;
 665
 666     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 667         CGFloat color[] = {red, green, blue, alpha};
 668         return CGColorCreate(space, color);
 669     }
 670
 671   public:
 672     CYColor() :
 673         color_(NULL)
 674     {
 675     }
 676
 677     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 678         color_(Create_(space, red, green, blue, alpha))
 679     {
 680         Set(space, red, green, blue, alpha);
 681     }
 682
 683     void Clear() {
 684         if (color_ != NULL)
 685             CGColorRelease(color_);
 686     }
 687
 688     ~CYColor() {
 689         Clear();
 690     }
 691
 692     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 693         Clear();
 694         color_ = Create_(space, red, green, blue, alpha);
 695     }
 696
 697     operator CGColorRef() {
 698         return color_;
 699     }
 700 };
 701 /* }}} */
 702
 703 /* Random Global Variables {{{ */
 704 static int PulseInterval_ = 500000;
 705
 706 static const NSString *UI_;
 707
 708 static int Finish_;
 709 static bool RestartSubstrate_;
 710 static bool UpgradeCydia_;
 711 static NSArray *Finishes_;
 712
 713 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 714 #define NotifyConfig_ "/etc/notify.conf"
 715
 716 static bool Queuing_;
 717
 718 static CYColor Blue_;
 719 static CYColor Blueish_;
 720 static CYColor Black_;
 721 static CYColor Folder_;
 722 static CYColor Off_;
 723 static CYColor White_;
 724 static CYColor Gray_;
 725 static CYColor Green_;
 726 static CYColor Purple_;
 727 static CYColor Purplish_;
 728
 729 static UIColor *InstallingColor_;
 730 static UIColor *RemovingColor_;
 731
 732 static NSString *App_;
 733
 734 static BOOL Advanced_;
 735 static BOOL Ignored_;
 736
 737 static _H<UIFont> Font12_;
 738 static _H<UIFont> Font12Bold_;
 739 static _H<UIFont> Font14_;
 740 static _H<UIFont> Font18_;
 741 static _H<UIFont> Font18Bold_;
 742 static _H<UIFont> Font22Bold_;
 743
 744 static const char *Machine_ = NULL;
 745 static _H<NSString> System_;
 746 static NSString *SerialNumber_ = nil;
 747 static NSString *ChipID_ = nil;
 748 static NSString *BBSNum_ = nil;
 749 static _H<NSString> UniqueID_;
 750 static _H<NSString> UserAgent_;
 751 static _H<NSString> Product_;
 752 static _H<NSString> Safari_;
 753
 754 static _H<NSLocale> CollationLocale_;
 755 static _H<NSArray> CollationThumbs_;
 756 static std::vector<NSInteger> CollationOffset_;
 757 static _H<NSArray> CollationTitles_;
 758 static _H<NSArray> CollationStarts_;
 759 static UTransliterator *CollationTransl_;
 760 //static Function<NSString *, NSString *> CollationModify_;
 761
 762 typedef std::basic_string<UChar> ustring;
 763 static ustring CollationString_;
 764
 765 #define CUC const ustring &str(*reinterpret_cast<const ustring *>(rep))
 766 #define UC ustring &str(*reinterpret_cast<ustring *>(rep))
 767 static struct UReplaceableCallbacks CollationUCalls_ = {
 768     .length = [](const UReplaceable *rep) -> int32_t { CUC;
 769         return str.size();
 770     },
 771
 772     .charAt = [](const UReplaceable *rep, int32_t offset) -> UChar { CUC;
 773         //fprintf(stderr, "charAt(%d) : %d\n", offset, str.size());
 774         if (offset >= str.size())
 775             return 0xffff;
 776         return str[offset];
 777     },
 778
 779     .char32At = [](const UReplaceable *rep, int32_t offset) -> UChar32 { CUC;
 780         //fprintf(stderr, "char32At(%d) : %d\n", offset, str.size());
 781         if (offset >= str.size())
 782             return 0xffff;
 783         UChar32 c;
 784         U16_GET(str.data(), 0, offset, str.size(), c);
 785         return c;
 786     },
 787
 788     .replace = [](UReplaceable *rep, int32_t start, int32_t limit, const UChar *text, int32_t length) -> void { UC;
 789         //fprintf(stderr, "replace(%d, %d, %d) : %d\n", start, limit, length, str.size());
 790         str.replace(start, limit - start, text, length);
 791     },
 792
 793     .extract = [](UReplaceable *rep, int32_t start, int32_t limit, UChar *dst) -> void { UC;
 794         //fprintf(stderr, "extract(%d, %d) : %d\n", start, limit, str.size());
 795         str.copy(dst, limit - start, start);
 796     },
 797
 798     .copy = [](UReplaceable *rep, int32_t start, int32_t limit, int32_t dest) -> void { UC;
 799         //fprintf(stderr, "copy(%d, %d, %d) : %d\n", start, limit, dest, str.size());
 800         str.replace(dest, 0, str, start, limit - start);
 801     },
 802 };
 803
 804 static CFLocaleRef Locale_;
 805 static NSArray *Languages_;
 806 static CGColorSpaceRef space_;
 807
 808 #define SavedState_ "/var/mobile/Library/Caches/com.saurik.Cydia/SavedState.plist"
 809
 810 static NSDictionary *SectionMap_;
 811 static NSMutableDictionary *Metadata_;
 812 static _H<NSDate> Backgrounded_;
 813 static _transient NSMutableDictionary *Values_;
 814 static _transient NSMutableDictionary *Sections_;
 815 _H<NSMutableDictionary> Sources_;
 816 static _transient NSNumber *Version_;
 817 bool Changed_;
 818 static time_t now_;
 819
 820 bool IsWildcat_;
 821 CGFloat ScreenScale_;
 822 static NSString *Idiom_;
 823 static _H<NSString> Firmware_;
 824 static NSString *Major_;
 825
 826 static _H<NSMutableDictionary> SessionData_;
 827 static _H<NSObject> HostConfig_;
 828 static _H<NSMutableSet> BridgedHosts_;
 829 static _H<NSMutableSet> InsecureHosts_;
 830 static _H<NSMutableSet> PipelinedHosts_;
 831 static _H<NSMutableSet> CachedURLs_;
 832
 833 static NSString *kCydiaProgressEventTypeError = @"Error";
 834 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 835 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 836 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 837 /* }}} */
 838
 839 /* Display Helpers {{{ */
 840 inline float Interpolate(float begin, float end, float fraction) {
 841     return (end - begin) * fraction + begin;
 842 }
 843
 844 static inline double Retina(double value) {
 845     value *= ScreenScale_;
 846     value = round(value);
 847     value /= ScreenScale_;
 848     return value;
 849 }
 850
 851 static inline CGRect Retina(CGRect value) {
 852     value.origin.x *= ScreenScale_;
 853     value.origin.y *= ScreenScale_;
 854     value.size.width *= ScreenScale_;
 855     value.size.height *= ScreenScale_;
 856     value = CGRectIntegral(value);
 857     value.origin.x /= ScreenScale_;
 858     value.origin.y /= ScreenScale_;
 859     value.size.width /= ScreenScale_;
 860     value.size.height /= ScreenScale_;
 861     return value;
 862 }
 863
 864 static _finline const char *StripVersion_(const char *version) {
 865     const char *colon(strchr(version, ':'));
 866     return colon == NULL ? version : colon + 1;
 867 }
 868
 869 NSString *LocalizeSection(NSString *section) {
 870     static RegEx title_r("(.*?) \\((.*)\\)");
 871     if (title_r(section)) {
 872         NSString *parent(title_r[1]);
 873         NSString *child(title_r[2]);
 874
 875         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 876             LocalizeSection(parent),
 877             LocalizeSection(child)
 878         ];
 879     }
 880
 881     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 882 }
 883
 884 NSString *Simplify(NSString *title) {
 885     const char *data = [title UTF8String];
 886     size_t size = [title lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
 887
 888     static RegEx square_r("\\[(.*)\\]");
 889     if (square_r(data, size))
 890         return Simplify(square_r[1]);
 891
 892     static RegEx paren_r("\\((.*)\\)");
 893     if (paren_r(data, size))
 894         return Simplify(paren_r[1]);
 895
 896     static RegEx title_r("(.*?) \\((.*)\\)");
 897     if (title_r(data, size))
 898         return Simplify(title_r[1]);
 899
 900     return title;
 901 }
 902 /* }}} */
 903
 904 NSString *GetLastUpdate() {
 905     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 906
 907     if (update == nil)
 908         return UCLocalize("NEVER_OR_UNKNOWN");
 909
 910     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 911     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 912
 913     CFRelease(formatter);
 914
 915     return [(NSString *) formatted autorelease];
 916 }
 917
 918 bool isSectionVisible(NSString *section) {
 919     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 920     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 921     return hidden == nil || ![hidden boolValue];
 922 }
 923
 924 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 925     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 926     if (entry == MACH_PORT_NULL)
 927         return nil;
 928
 929     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 930     IOObjectRelease(entry);
 931
 932     if (value == NULL)
 933         return nil;
 934     return [(id) value autorelease];
 935 }
 936
 937 static NSString *CYHex(NSData *data, bool reverse = false) {
 938     if (data == nil)
 939         return nil;
 940
 941     size_t length([data length]);
 942     uint8_t bytes[length];
 943     [data getBytes:bytes];
 944
 945     char string[length * 2 + 1];
 946     for (size_t i(0); i != length; ++i)
 947         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 948
 949     return [NSString stringWithUTF8String:string];
 950 }
 951
 952 @class Cydia;
 953
 954 /* Delegate Prototypes {{{ */
 955 @class Package;
 956 @class Source;
 957 @class CydiaProgressEvent;
 958
 959 @protocol DatabaseDelegate
 960 - (void) repairWithSelector:(SEL)selector;
 961 - (void) setConfigurationData:(NSString *)data;
 962 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 963 @end
 964
 965 @class CYPackageController;
 966
 967 @protocol SourceDelegate
 968 - (void) setFetch:(NSNumber *)fetch;
 969 @end
 970
 971 @protocol FetchDelegate
 972 - (bool) isSourceCancelled;
 973 - (void) startSourceFetch:(NSString *)uri;
 974 - (void) stopSourceFetch:(NSString *)uri;
 975 @end
 976
 977 @protocol CydiaDelegate
 978 - (void) returnToCydia;
 979 - (void) saveState;
 980 - (void) retainNetworkActivityIndicator;
 981 - (void) releaseNetworkActivityIndicator;
 982 - (void) clearPackage:(Package *)package;
 983 - (void) installPackage:(Package *)package;
 984 - (void) installPackages:(NSArray *)packages;
 985 - (void) removePackage:(Package *)package;
 986 - (void) beginUpdate;
 987 - (BOOL) updating;
 988 - (bool) requestUpdate;
 989 - (void) distUpgrade;
 990 - (void) loadData;
 991 - (void) updateData;
 992 - (void) _saveConfig;
 993 - (void) syncData;
 994 - (void) addSource:(NSDictionary *)source;
 995 - (void) addTrivialSource:(NSString *)href;
 996 - (UIProgressHUD *) addProgressHUD;
 997 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 998 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 999 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1000 @end
1001 /* }}} */
1002
1003 /* CancelStatus {{{ */
1004 class CancelStatus :
1005     public pkgAcquireStatus
1006 {
1007   private:
1008     bool cancelled_;
1009
1010   public:
1011     CancelStatus() :
1012         cancelled_(false)
1013     {
1014     }
1015
1016     virtual bool MediaChange(std::string media, std::string drive) {
1017         return false;
1018     }
1019
1020     virtual void IMSHit(pkgAcquire::ItemDesc &desc) {
1021         Done(desc);
1022     }
1023
1024     virtual bool Pulse_(pkgAcquire *Owner) = 0;
1025
1026     virtual bool Pulse(pkgAcquire *Owner) {
1027         if (pkgAcquireStatus::Pulse(Owner) && Pulse_(Owner))
1028             return true;
1029         else {
1030             cancelled_ = true;
1031             return false;
1032         }
1033     }
1034
1035     _finline bool WasCancelled() const {
1036         return cancelled_;
1037     }
1038 };
1039 /* }}} */
1040 /* DelegateStatus {{{ */
1041 class CydiaStatus :
1042     public CancelStatus
1043 {
1044   private:
1045     _transient NSObject<ProgressDelegate> *delegate_;
1046
1047   public:
1048     CydiaStatus() :
1049         delegate_(nil)
1050     {
1051     }
1052
1053     void setDelegate(NSObject<ProgressDelegate> *delegate) {
1054         delegate_ = delegate;
1055     }
1056
1057     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1058         NSString *name([NSString stringWithUTF8String:desc.ShortDesc.c_str()]);
1059         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItemDesc:desc]);
1060         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1061     }
1062
1063     virtual void Done(pkgAcquire::ItemDesc &desc) {
1064         NSString *name([NSString stringWithUTF8String:desc.ShortDesc.c_str()]);
1065         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItemDesc:desc]);
1066         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1067     }
1068
1069     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1070         if (
1071             desc.Owner->Status == pkgAcquire::Item::StatIdle ||
1072             desc.Owner->Status == pkgAcquire::Item::StatDone
1073         )
1074             return;
1075
1076         std::string &error(desc.Owner->ErrorText);
1077         if (error.empty())
1078             return;
1079
1080         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItemDesc:desc]);
1081         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1082     }
1083
1084     virtual bool Pulse_(pkgAcquire *Owner) {
1085         double percent(
1086             double(CurrentBytes + CurrentItems) /
1087             double(TotalBytes + TotalItems)
1088         );
1089
1090         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
1091             [NSNumber numberWithDouble:percent], @"Percent",
1092
1093             [NSNumber numberWithDouble:CurrentBytes], @"Current",
1094             [NSNumber numberWithDouble:TotalBytes], @"Total",
1095             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
1096         nil] waitUntilDone:YES];
1097
1098         return ![delegate_ isProgressCancelled];
1099     }
1100
1101     virtual void Start() {
1102         pkgAcquireStatus::Start();
1103         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1104     }
1105
1106     virtual void Stop() {
1107         pkgAcquireStatus::Stop();
1108         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1109         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1110     }
1111 };
1112 /* }}} */
1113 /* Database Interface {{{ */
1114 typedef std::map< unsigned long, _H<Source> > SourceMap;
1115
1116 @interface Database : NSObject {
1117     NSZone *zone_;
1118     CYPool pool_;
1119
1120     unsigned era_;
1121
1122     pkgCacheFile cache_;
1123     pkgDepCache::Policy *policy_;
1124     pkgRecords *records_;
1125     pkgProblemResolver *resolver_;
1126     pkgAcquire *fetcher_;
1127     FileFd *lock_;
1128     SPtr<pkgPackageManager> manager_;
1129     pkgSourceList *list_;
1130
1131     SourceMap sourceMap_;
1132     _H<NSMutableArray> sourceList_;
1133
1134     CFMutableArrayRef packages_;
1135
1136     _transient NSObject<DatabaseDelegate> *delegate_;
1137     _transient NSObject<ProgressDelegate> *progress_;
1138
1139     CydiaStatus status_;
1140
1141     int cydiafd_;
1142     int statusfd_;
1143     FILE *input_;
1144
1145     std::map<const char *, _H<NSString> > sections_;
1146 }
1147
1148 + (Database *) sharedInstance;
1149 - (unsigned) era;
1150
1151 - (void) _readCydia:(NSNumber *)fd;
1152 - (void) _readStatus:(NSNumber *)fd;
1153 - (void) _readOutput:(NSNumber *)fd;
1154
1155 - (FILE *) input;
1156
1157 - (Package *) packageWithName:(NSString *)name;
1158
1159 - (pkgCacheFile &) cache;
1160 - (pkgDepCache::Policy *) policy;
1161 - (pkgRecords *) records;
1162 - (pkgProblemResolver *) resolver;
1163 - (pkgAcquire &) fetcher;
1164 - (pkgSourceList &) list;
1165 - (NSArray *) packages;
1166 - (NSArray *) sources;
1167 - (Source *) sourceWithKey:(NSString *)key;
1168 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1169
1170 - (void) configure;
1171 - (bool) prepare;
1172 - (void) perform;
1173 - (bool) upgrade;
1174 - (void) update;
1175
1176 - (void) updateWithStatus:(CancelStatus &)status;
1177
1178 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1179
1180 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1181 - (NSObject<ProgressDelegate> *) progressDelegate;
1182
1183 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1184 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1185 - (void) resetFetch;
1186
1187 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1188
1189 @end
1190 /* }}} */
1191 /* SourceStatus {{{ */
1192 class SourceStatus :
1193     public CancelStatus
1194 {
1195   private:
1196     _transient NSObject<FetchDelegate> *delegate_;
1197     _transient Database *database_;
1198     std::set<std::string> fetches_;
1199
1200   public:
1201     SourceStatus(NSObject<FetchDelegate> *delegate, Database *database) :
1202         delegate_(delegate),
1203         database_(database)
1204     {
1205     }
1206
1207     void Set(bool fetch, const std::string &uri) {
1208         if (fetch) {
1209             if (!fetches_.insert(uri).second)
1210                 return;
1211         } else {
1212             if (fetches_.erase(uri) == 0)
1213                 return;
1214         }
1215
1216         //printf("Set(%s, %s)\n", fetch ? "true" : "false", uri.c_str());
1217         [database_ setFetch:fetch forURI:uri.c_str()];
1218     }
1219
1220     _finline void Set(bool fetch, pkgAcquire::Item *item) {
1221         /*unsigned long ID(fetch ? 1 : 0);
1222         if (item->ID == ID)
1223             return;
1224         item->ID = ID;*/
1225         Set(fetch, item->DescURI());
1226     }
1227
1228     void Log(const char *tag, pkgAcquire::Item *item) {
1229         //printf("%s(%s) S:%u Q:%u\n", tag, item->DescURI().c_str(), item->Status, item->QueueCounter);
1230     }
1231
1232     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1233         Log("Fetch", desc.Owner);
1234         Set(true, desc.Owner);
1235     }
1236
1237     virtual void Done(pkgAcquire::ItemDesc &desc) {
1238         Log("Done", desc.Owner);
1239         Set(false, desc.Owner);
1240     }
1241
1242     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1243         Log("Fail", desc.Owner);
1244         Set(false, desc.Owner);
1245     }
1246
1247     virtual bool Pulse_(pkgAcquire *Owner) {
1248         std::set<std::string> fetches;
1249         for (pkgAcquire::ItemCIterator item(Owner->ItemsBegin()); item != Owner->ItemsEnd(); ++item) {
1250             bool fetch;
1251             if ((*item)->QueueCounter == 0)
1252                 fetch = false;
1253             else switch ((*item)->Status) {
1254                 case pkgAcquire::Item::StatFetching:
1255                     fetches.insert((*item)->DescURI());
1256                     fetch = true;
1257                 break;
1258
1259                 default:
1260                     fetch = false;
1261                 break;
1262             }
1263
1264             Log(fetch ? "Pulse<true>" : "Pulse<false>", *item);
1265             Set(fetch, *item);
1266         }
1267
1268         std::vector<std::string> stops;
1269         std::set_difference(fetches_.begin(), fetches_.end(), fetches.begin(), fetches.end(), std::back_insert_iterator<std::vector<std::string>>(stops));
1270         for (std::vector<std::string>::const_iterator stop(stops.begin()); stop != stops.end(); ++stop) {
1271             //printf("Stop(%s)\n", stop->c_str());
1272             Set(false, *stop);
1273         }
1274
1275         return ![delegate_ isSourceCancelled];
1276     }
1277
1278     virtual void Stop() {
1279         pkgAcquireStatus::Stop();
1280         [database_ resetFetch];
1281     }
1282 };
1283 /* }}} */
1284 /* ProgressEvent Implementation {{{ */
1285 @implementation CydiaProgressEvent
1286
1287 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1288     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1289 }
1290
1291 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1292     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1293     [event setPackage:package];
1294     return event;
1295 }
1296
1297 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItemDesc:(pkgAcquire::ItemDesc &)desc {
1298     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1299
1300     NSString *description([NSString stringWithUTF8String:desc.Description.c_str()]);
1301     NSArray *fields([description componentsSeparatedByString:@" "]);
1302     [event setItem:fields];
1303
1304     if ([fields count] > 3) {
1305         [event setPackage:[fields objectAtIndex:2]];
1306         [event setVersion:[fields objectAtIndex:3]];
1307     }
1308
1309     [event setURL:[NSString stringWithUTF8String:desc.URI.c_str()]];
1310
1311     return event;
1312 }
1313
1314 + (NSArray *) _attributeKeys {
1315     return [NSArray arrayWithObjects:
1316         @"item",
1317         @"message",
1318         @"package",
1319         @"type",
1320         @"url",
1321         @"version",
1322     nil];
1323 }
1324
1325 - (NSArray *) attributeKeys {
1326     return [[self class] _attributeKeys];
1327 }
1328
1329 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1330     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1331 }
1332
1333 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1334     if ((self = [super init]) != nil) {
1335         message_ = message;
1336         type_ = type;
1337     } return self;
1338 }
1339
1340 - (NSString *) message {
1341     return message_;
1342 }
1343
1344 - (NSString *) type {
1345     return type_;
1346 }
1347
1348 - (NSArray *) item {
1349     return (id) item_ ?: [NSNull null];
1350 }
1351
1352 - (void) setItem:(NSArray *)item {
1353     item_ = item;
1354 }
1355
1356 - (NSString *) package {
1357     return (id) package_ ?: [NSNull null];
1358 }
1359
1360 - (void) setPackage:(NSString *)package {
1361     package_ = package;
1362 }
1363
1364 - (NSString *) url {
1365     return (id) url_ ?: [NSNull null];
1366 }
1367
1368 - (void) setURL:(NSString *)url {
1369     url_ = url;
1370 }
1371
1372 - (void) setVersion:(NSString *)version {
1373     version_ = version;
1374 }
1375
1376 - (NSString *) version {
1377     return (id) version_ ?: [NSNull null];
1378 }
1379
1380 - (NSString *) compound:(NSString *)value {
1381     if (value != nil) {
1382         NSString *mode(nil); {
1383             NSString *type([self type]);
1384             if ([type isEqualToString:kCydiaProgressEventTypeError])
1385                 mode = UCLocalize("ERROR");
1386             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1387                 mode = UCLocalize("WARNING");
1388         }
1389
1390         if (mode != nil)
1391             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1392     }
1393
1394     return value;
1395 }
1396
1397 - (NSString *) compoundMessage {
1398     return [self compound:[self message]];
1399 }
1400
1401 - (NSString *) compoundTitle {
1402     NSString *title;
1403
1404     if (package_ == nil)
1405         title = nil;
1406     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1407         title = [package name];
1408     else
1409         title = package_;
1410
1411     return [self compound:title];
1412 }
1413
1414 @end
1415 /* }}} */
1416
1417 // Cytore Definitions {{{
1418 struct PackageValue :
1419     Cytore::Block
1420 {
1421     Cytore::Offset<PackageValue> next_;
1422
1423     uint32_t index_ : 23;
1424     uint32_t subscribed_ : 1;
1425     uint32_t : 8;
1426
1427     int32_t first_;
1428     int32_t last_;
1429
1430     uint16_t vhash_;
1431     uint16_t nhash_;
1432
1433     char version_[8];
1434     char name_[];
1435 };
1436
1437 struct MetaValue :
1438     Cytore::Block
1439 {
1440     uint32_t active_;
1441     Cytore::Offset<PackageValue> packages_[1 << 16];
1442 };
1443
1444 static Cytore::File<MetaValue> MetaFile_;
1445 // }}}
1446 // Cytore Helper Functions {{{
1447 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1448     SplitHash nhash = { hashlittle(name, length) };
1449
1450     PackageValue *metadata;
1451
1452     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1453     for (;; offset = &metadata->next_) { if (offset->IsNull()) {
1454         *offset = MetaFile_.New<PackageValue>(length + 1);
1455         metadata = &MetaFile_.Get(*offset);
1456
1457         if (metadata == NULL) {
1458             if (fail != NULL)
1459                 *fail = true;
1460
1461             metadata = new PackageValue();
1462             memset(metadata, 0, sizeof(*metadata));
1463         }
1464
1465         memcpy(metadata->name_, name, length);
1466         metadata->name_[length] = '\0';
1467         metadata->nhash_ = nhash.u16[1];
1468     } else {
1469         metadata = &MetaFile_.Get(*offset);
1470         if (metadata->nhash_ != nhash.u16[1])
1471             continue;
1472         if (strncmp(metadata->name_, name, length) != 0)
1473             continue;
1474         if (metadata->name_[length] != '\0')
1475             continue;
1476     } break; }
1477
1478     return metadata;
1479 }
1480
1481 static void PackageImport(const void *key, const void *value, void *context) {
1482     bool &fail(*reinterpret_cast<bool *>(context));
1483
1484     char buffer[1024];
1485     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1486         NSLog(@"failed to import package %@", key);
1487         return;
1488     }
1489
1490     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1491     NSDictionary *package((NSDictionary *) value);
1492
1493     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1494         if ([subscribed boolValue] && !metadata->subscribed_)
1495             metadata->subscribed_ = true;
1496
1497     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1498         time_t time([date timeIntervalSince1970]);
1499         if (metadata->first_ > time || metadata->first_ == 0)
1500             metadata->first_ = time;
1501     }
1502
1503     NSDate *date([package objectForKey:@"LastSeen"]);
1504     NSString *version([package objectForKey:@"LastVersion"]);
1505
1506     if (date != nil && version != nil) {
1507         time_t time([date timeIntervalSince1970]);
1508         if (metadata->last_ < time || metadata->last_ == 0)
1509             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1510                 size_t length(strlen(buffer));
1511                 uint16_t vhash(hashlittle(buffer, length));
1512
1513                 size_t capped(std::min<size_t>(8, length));
1514                 char *latest(buffer + length - capped);
1515
1516                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1517                 metadata->vhash_ = vhash;
1518
1519                 metadata->last_ = time;
1520             }
1521     }
1522 }
1523 // }}}
1524
1525 /* Source Class {{{ */
1526 @interface Source : NSObject {
1527     unsigned era_;
1528     Database *database_;
1529     metaIndex *index_;
1530
1531     CYString depiction_;
1532     CYString description_;
1533     CYString label_;
1534     CYString origin_;
1535     CYString support_;
1536
1537     CYString uri_;
1538     CYString distribution_;
1539     CYString type_;
1540     CYString base_;
1541     CYString version_;
1542
1543     _H<NSString> host_;
1544     _H<NSString> authority_;
1545
1546     CYString defaultIcon_;
1547
1548     _H<NSMutableDictionary> record_;
1549     BOOL trusted_;
1550
1551     std::set<std::string> fetches_;
1552     std::set<std::string> files_;
1553     _transient NSObject<SourceDelegate> *delegate_;
1554 }
1555
1556 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(CYPool *)pool;
1557
1558 - (NSComparisonResult) compareByName:(Source *)source;
1559
1560 - (NSString *) depictionForPackage:(NSString *)package;
1561 - (NSString *) supportForPackage:(NSString *)package;
1562
1563 - (metaIndex *) metaIndex;
1564 - (NSDictionary *) record;
1565 - (BOOL) trusted;
1566
1567 - (NSString *) rooturi;
1568 - (NSString *) distribution;
1569 - (NSString *) type;
1570
1571 - (NSString *) key;
1572 - (NSString *) host;
1573
1574 - (NSString *) name;
1575 - (NSString *) shortDescription;
1576 - (NSString *) label;
1577 - (NSString *) origin;
1578 - (NSString *) version;
1579
1580 - (NSString *) defaultIcon;
1581 - (NSURL *) iconURL;
1582
1583 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1584 - (void) resetFetch;
1585
1586 @end
1587
1588 @implementation Source
1589
1590 + (NSString *) webScriptNameForSelector:(SEL)selector {
1591     if (false);
1592     else if (selector == @selector(addSection:))
1593         return @"addSection";
1594     else if (selector == @selector(getField:))
1595         return @"getField";
1596     else if (selector == @selector(removeSection:))
1597         return @"removeSection";
1598     else if (selector == @selector(remove))
1599         return @"remove";
1600     else
1601         return nil;
1602 }
1603
1604 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1605     return [self webScriptNameForSelector:selector] == nil;
1606 }
1607
1608 + (NSArray *) _attributeKeys {
1609     return [NSArray arrayWithObjects:
1610         @"baseuri",
1611         @"distribution",
1612         @"host",
1613         @"key",
1614         @"iconuri",
1615         @"label",
1616         @"name",
1617         @"origin",
1618         @"rooturi",
1619         @"sections",
1620         @"shortDescription",
1621         @"trusted",
1622         @"type",
1623         @"version",
1624     nil];
1625 }
1626
1627 - (NSArray *) attributeKeys {
1628     return [[self class] _attributeKeys];
1629 }
1630
1631 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1632     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1633 }
1634
1635 - (metaIndex *) metaIndex {
1636     return index_;
1637 }
1638
1639 - (void) setMetaIndex:(metaIndex *)index inPool:(CYPool *)pool {
1640     trusted_ = index->IsTrusted();
1641
1642     uri_.set(pool, index->GetURI());
1643     distribution_.set(pool, index->GetDist());
1644     type_.set(pool, index->GetType());
1645
1646     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1647     if (dindex != NULL) {
1648         std::string file(dindex->MetaIndexURI(""));
1649         base_.set(pool, file);
1650
1651         pkgAcquire acquire;
1652         _profile(Source$setMetaIndex$GetIndexes)
1653         dindex->GetIndexes(&acquire, true);
1654         _end
1655         _profile(Source$setMetaIndex$DescURI)
1656         for (pkgAcquire::ItemIterator item(acquire.ItemsBegin()); item != acquire.ItemsEnd(); item++) {
1657             std::string file((*item)->DescURI());
1658             files_.insert(file);
1659             if (file.length() < sizeof("Packages.bz2") || file.substr(file.length() - sizeof("Packages.bz2")) != "/Packages.bz2")
1660                 continue;
1661             file = file.substr(0, file.length() - 4);
1662             files_.insert(file);
1663             files_.insert(file + ".gz");
1664             files_.insert(file + "Index");
1665         }
1666         _end
1667
1668         FileFd fd;
1669         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1670             _error->Discard();
1671         else {
1672             pkgTagFile tags(&fd);
1673
1674             pkgTagSection section;
1675             tags.Step(section);
1676
1677             struct {
1678                 const char *name_;
1679                 CYString *value_;
1680             } names[] = {
1681                 {"default-icon", &defaultIcon_},
1682                 {"depiction", &depiction_},
1683                 {"description", &description_},
1684                 {"label", &label_},
1685                 {"origin", &origin_},
1686                 {"support", &support_},
1687                 {"version", &version_},
1688             };
1689
1690             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1691                 const char *start, *end;
1692
1693                 if (section.Find(names[i].name_, start, end)) {
1694                     CYString &value(*names[i].value_);
1695                     value.set(pool, start, end - start);
1696                 }
1697             }
1698         }
1699     }
1700
1701     record_ = [Sources_ objectForKey:[self key]];
1702
1703     NSURL *url([NSURL URLWithString:uri_]);
1704
1705     host_ = [url host];
1706     if (host_ != nil)
1707         host_ = [host_ lowercaseString];
1708
1709     if (host_ != nil)
1710         authority_ = host_;
1711     else
1712         authority_ = [url path];
1713 }
1714
1715 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(CYPool *)pool {
1716     if ((self = [super init]) != nil) {
1717         era_ = [database era];
1718         database_ = database;
1719         index_ = index;
1720
1721         _profile(Source$initWithMetaIndex$setMetaIndex)
1722         [self setMetaIndex:index inPool:pool];
1723         _end
1724     } return self;
1725 }
1726
1727 - (NSString *) getField:(NSString *)name {
1728 @synchronized (database_) {
1729     if ([database_ era] != era_ || index_ == NULL)
1730         return nil;
1731
1732     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1733     if (dindex == NULL)
1734         return nil;
1735
1736     FileFd fd;
1737     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1738          _error->Discard();
1739          return nil;
1740     }
1741
1742     pkgTagFile tags(&fd);
1743
1744     pkgTagSection section;
1745     tags.Step(section);
1746
1747     const char *start, *end;
1748     if (!section.Find([name UTF8String], start, end))
1749         return (NSString *) [NSNull null];
1750
1751     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1752 } }
1753
1754 - (NSComparisonResult) compareByName:(Source *)source {
1755     NSString *lhs = [self name];
1756     NSString *rhs = [source name];
1757
1758     if ([lhs length] != 0 && [rhs length] != 0) {
1759         unichar lhc = [lhs characterAtIndex:0];
1760         unichar rhc = [rhs characterAtIndex:0];
1761
1762         if (isalpha(lhc) && !isalpha(rhc))
1763             return NSOrderedAscending;
1764         else if (!isalpha(lhc) && isalpha(rhc))
1765             return NSOrderedDescending;
1766     }
1767
1768     return [lhs compare:rhs options:LaxCompareOptions_];
1769 }
1770
1771 - (NSString *) depictionForPackage:(NSString *)package {
1772     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1773 }
1774
1775 - (NSString *) supportForPackage:(NSString *)package {
1776     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1777 }
1778
1779 - (NSArray *) sections {
1780     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1781 }
1782
1783 - (void) _addSection:(NSString *)section {
1784     if (record_ == nil)
1785         return;
1786     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1787         if (![sections containsObject:section]) {
1788             [sections addObject:section];
1789             Changed_ = true;
1790         }
1791     } else {
1792         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1793         Changed_ = true;
1794     }
1795 }
1796
1797 - (bool) addSection:(NSString *)section {
1798     if (record_ == nil)
1799         return false;
1800
1801     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1802     return true;
1803 }
1804
1805 - (void) _removeSection:(NSString *)section {
1806     if (record_ == nil)
1807         return;
1808
1809     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1810         if ([sections containsObject:section]) {
1811             [sections removeObject:section];
1812             Changed_ = true;
1813         }
1814 }
1815
1816 - (bool) removeSection:(NSString *)section {
1817     if (record_ == nil)
1818         return false;
1819
1820     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1821     return true;
1822 }
1823
1824 - (void) _remove {
1825     [Sources_ removeObjectForKey:[self key]];
1826     Changed_ = true;
1827 }
1828
1829 - (bool) remove {
1830     bool value(record_ != nil);
1831     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1832     return value;
1833 }
1834
1835 - (NSDictionary *) record {
1836     return record_;
1837 }
1838
1839 - (BOOL) trusted {
1840     return trusted_;
1841 }
1842
1843 - (NSString *) rooturi {
1844     return uri_;
1845 }
1846
1847 - (NSString *) distribution {
1848     return distribution_;
1849 }
1850
1851 - (NSString *) type {
1852     return type_;
1853 }
1854
1855 - (NSString *) baseuri {
1856     return base_.empty() ? nil : (id) base_;
1857 }
1858
1859 - (NSString *) iconuri {
1860     if (NSString *base = [self baseuri])
1861         return [base stringByAppendingString:@"CydiaIcon.png"];
1862
1863     return nil;
1864 }
1865
1866 - (NSURL *) iconURL {
1867     if (NSString *uri = [self iconuri])
1868         return [NSURL URLWithString:uri];
1869     return nil;
1870 }
1871
1872 - (NSString *) key {
1873     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1874 }
1875
1876 - (NSString *) host {
1877     return host_;
1878 }
1879
1880 - (NSString *) name {
1881     return origin_.empty() ? (id) authority_ : origin_;
1882 }
1883
1884 - (NSString *) shortDescription {
1885     return description_;
1886 }
1887
1888 - (NSString *) label {
1889     return label_.empty() ? (id) authority_ : label_;
1890 }
1891
1892 - (NSString *) origin {
1893     return origin_;
1894 }
1895
1896 - (NSString *) version {
1897     return version_;
1898 }
1899
1900 - (NSString *) defaultIcon {
1901     return defaultIcon_;
1902 }
1903
1904 - (void) setDelegate:(NSObject<SourceDelegate> *)delegate {
1905     delegate_ = delegate;
1906 }
1907
1908 - (bool) fetch {
1909     return !fetches_.empty();
1910 }
1911
1912 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
1913     if (!fetch) {
1914         if (fetches_.erase(uri) == 0)
1915             return;
1916     } else if (files_.find(uri) == files_.end())
1917         return;
1918     else if (!fetches_.insert(uri).second)
1919         return;
1920
1921     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:[self fetch]] waitUntilDone:NO];
1922 }
1923
1924 - (void) resetFetch {
1925     fetches_.clear();
1926     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:NO];
1927 }
1928
1929 @end
1930 /* }}} */
1931 /* CydiaOperation Class {{{ */
1932 @interface CydiaOperation : NSObject {
1933     _H<NSString> operator_;
1934     _H<NSString> value_;
1935 }
1936
1937 - (NSString *) operator;
1938 - (NSString *) value;
1939
1940 @end
1941
1942 @implementation CydiaOperation
1943
1944 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1945     if ((self = [super init]) != nil) {
1946         operator_ = [NSString stringWithUTF8String:_operator];
1947         value_ = [NSString stringWithUTF8String:value];
1948     } return self;
1949 }
1950
1951 + (NSArray *) _attributeKeys {
1952     return [NSArray arrayWithObjects:
1953         @"operator",
1954         @"value",
1955     nil];
1956 }
1957
1958 - (NSArray *) attributeKeys {
1959     return [[self class] _attributeKeys];
1960 }
1961
1962 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1963     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1964 }
1965
1966 - (NSString *) operator {
1967     return operator_;
1968 }
1969
1970 - (NSString *) value {
1971     return value_;
1972 }
1973
1974 @end
1975 /* }}} */
1976 /* CydiaClause Class {{{ */
1977 @interface CydiaClause : NSObject {
1978     _H<NSString> package_;
1979     _H<CydiaOperation> version_;
1980 }
1981
1982 - (NSString *) package;
1983 - (CydiaOperation *) version;
1984
1985 @end
1986
1987 @implementation CydiaClause
1988
1989 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1990     if ((self = [super init]) != nil) {
1991         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1992
1993         if (const char *version = dep.TargetVer())
1994             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1995         else
1996             version_ = (id) [NSNull null];
1997     } return self;
1998 }
1999
2000 + (NSArray *) _attributeKeys {
2001     return [NSArray arrayWithObjects:
2002         @"package",
2003         @"version",
2004     nil];
2005 }
2006
2007 - (NSArray *) attributeKeys {
2008     return [[self class] _attributeKeys];
2009 }
2010
2011 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2012     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2013 }
2014
2015 - (NSString *) package {
2016     return package_;
2017 }
2018
2019 - (CydiaOperation *) version {
2020     return version_;
2021 }
2022
2023 @end
2024 /* }}} */
2025 /* CydiaRelation Class {{{ */
2026 @interface CydiaRelation : NSObject {
2027     _H<NSString> relationship_;
2028     _H<NSMutableArray> clauses_;
2029 }
2030
2031 - (NSString *) relationship;
2032 - (NSArray *) clauses;
2033
2034 @end
2035
2036 @implementation CydiaRelation
2037
2038 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
2039     if ((self = [super init]) != nil) {
2040         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
2041         clauses_ = [NSMutableArray arrayWithCapacity:8];
2042
2043         pkgCache::DepIterator start;
2044         pkgCache::DepIterator end;
2045         dep.GlobOr(start, end); // ++dep
2046
2047         _forever {
2048             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
2049
2050             // yes, seriously. (wtf?)
2051             if (start == end)
2052                 break;
2053             ++start;
2054         }
2055     } return self;
2056 }
2057
2058 + (NSArray *) _attributeKeys {
2059     return [NSArray arrayWithObjects:
2060         @"clauses",
2061         @"relationship",
2062     nil];
2063 }
2064
2065 - (NSArray *) attributeKeys {
2066     return [[self class] _attributeKeys];
2067 }
2068
2069 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2070     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2071 }
2072
2073 - (NSString *) relationship {
2074     return relationship_;
2075 }
2076
2077 - (NSArray *) clauses {
2078     return clauses_;
2079 }
2080
2081 - (void) addClause:(CydiaClause *)clause {
2082     [clauses_ addObject:clause];
2083 }
2084
2085 @end
2086 /* }}} */
2087 /* Package Class {{{ */
2088 struct ParsedPackage {
2089     CYString md5sum_;
2090     CYString tagline_;
2091
2092     CYString architecture_;
2093     CYString icon_;
2094
2095     CYString depiction_;
2096     CYString homepage_;
2097     CYString author_;
2098
2099     CYString support_;
2100 };
2101
2102 @interface Package : NSObject {
2103     uint32_t era_ : 25;
2104     @public uint32_t role_ : 3;
2105     uint32_t essential_ : 1;
2106     uint32_t obsolete_ : 1;
2107     uint32_t ignored_ : 1;
2108     uint32_t pooled_ : 1;
2109
2110     CYPool *pool_;
2111
2112     uint32_t rank_;
2113
2114     _transient Database *database_;
2115
2116     pkgCache::VerIterator version_;
2117     pkgCache::PkgIterator iterator_;
2118     pkgCache::VerFileIterator file_;
2119
2120     CYString id_;
2121     CYString name_;
2122     CYString transform_;
2123
2124     CYString latest_;
2125     CYString installed_;
2126     time_t upgraded_;
2127
2128     const char *section_;
2129     _transient NSString *section$_;
2130
2131     _H<Source> source_;
2132
2133     PackageValue *metadata_;
2134     ParsedPackage *parsed_;
2135
2136     _H<NSMutableArray> tags_;
2137 }
2138
2139 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database;
2140 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database;
2141
2142 - (pkgCache::PkgIterator) iterator;
2143 - (void) parse;
2144
2145 - (NSString *) section;
2146 - (NSString *) simpleSection;
2147
2148 - (NSString *) longSection;
2149 - (NSString *) shortSection;
2150
2151 - (NSString *) uri;
2152
2153 - (MIMEAddress *) maintainer;
2154 - (size_t) size;
2155 - (NSString *) longDescription;
2156 - (NSString *) shortDescription;
2157 - (unichar) index;
2158
2159 - (PackageValue *) metadata;
2160 - (time_t) seen;
2161
2162 - (bool) subscribed;
2163 - (bool) setSubscribed:(bool)subscribed;
2164
2165 - (BOOL) ignored;
2166
2167 - (NSString *) latest;
2168 - (NSString *) installed;
2169 - (BOOL) uninstalled;
2170
2171 - (BOOL) valid;
2172 - (BOOL) upgradableAndEssential:(BOOL)essential;
2173 - (BOOL) essential;
2174 - (BOOL) broken;
2175 - (BOOL) unfiltered;
2176 - (BOOL) visible;
2177
2178 - (BOOL) half;
2179 - (BOOL) halfConfigured;
2180 - (BOOL) halfInstalled;
2181 - (BOOL) hasMode;
2182 - (NSString *) mode;
2183
2184 - (NSString *) id;
2185 - (NSString *) name;
2186 - (UIImage *) icon;
2187 - (NSString *) homepage;
2188 - (NSString *) depiction;
2189 - (MIMEAddress *) author;
2190
2191 - (NSString *) support;
2192
2193 - (NSArray *) files;
2194 - (NSArray *) warnings;
2195 - (NSArray *) applications;
2196
2197 - (Source *) source;
2198
2199 - (uint32_t) rank;
2200 - (BOOL) matches:(NSArray *)query;
2201
2202 - (BOOL) hasTag:(NSString *)tag;
2203 - (NSString *) primaryPurpose;
2204 - (NSArray *) purposes;
2205 - (bool) isCommercial;
2206
2207 - (void) setIndex:(size_t)index;
2208
2209 - (CYString &) cyname;
2210
2211 - (uint32_t) compareBySection:(NSArray *)sections;
2212
2213 - (void) install;
2214 - (void) remove;
2215
2216 @end
2217
2218 uint32_t PackageChangesRadix(Package *self, void *) {
2219     union {
2220         uint32_t key;
2221
2222         struct {
2223             uint32_t timestamp : 30;
2224             uint32_t ignored : 1;
2225             uint32_t upgradable : 1;
2226         } bits;
2227     } value;
2228
2229     bool upgradable([self upgradableAndEssential:YES]);
2230     value.bits.upgradable = upgradable ? 1 : 0;
2231
2232     if (upgradable) {
2233         value.bits.timestamp = 0;
2234         value.bits.ignored = [self ignored] ? 0 : 1;
2235         value.bits.upgradable = 1;
2236     } else {
2237         value.bits.timestamp = [self seen] >> 2;
2238         value.bits.ignored = 0;
2239         value.bits.upgradable = 0;
2240     }
2241
2242     return _not(uint32_t) - value.key;
2243 }
2244
2245 CYString &(*PackageName)(Package *self, SEL sel);
2246
2247 uint32_t PackagePrefixRadix(Package *self, void *context) {
2248     size_t offset(reinterpret_cast<size_t>(context));
2249     CYString &name(PackageName(self, @selector(cyname)));
2250
2251     size_t size(name.size());
2252     if (size == 0)
2253         return 0;
2254     char *text(name.data());
2255
2256     size_t zeros;
2257     if (!isdigit(text[0]))
2258         zeros = 0;
2259     else {
2260         size_t digits(1);
2261         while (size != digits && isdigit(text[digits]))
2262             if (++digits == 4)
2263                 break;
2264         zeros = 4 - digits;
2265     }
2266
2267     uint8_t data[4];
2268
2269     if (offset == 0 && zeros != 0) {
2270         memset(data, '0', zeros);
2271         memcpy(data + zeros, text, 4 - zeros);
2272     } else {
2273         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2274         if (size <= offset - zeros)
2275             return 0;
2276
2277         text += offset - zeros;
2278         size -= offset - zeros;
2279
2280         if (size >= 4)
2281             memcpy(data, text, 4);
2282         else {
2283             memcpy(data, text, size);
2284             memset(data + size, 0, 4 - size);
2285         }
2286
2287         for (size_t i(0); i != 4; ++i)
2288             if (isalpha(data[i]))
2289                 data[i] |= 0x20;
2290     }
2291
2292     if (offset == 0)
2293         if (data[0] == '@')
2294             data[0] = 0x7f;
2295         else
2296             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2297
2298     /* XXX: ntohl may be more honest */
2299     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2300 }
2301
2302 CFComparisonResult StringNameCompare(CFStringRef lhn, CFStringRef rhn, size_t length) {
2303     _profile(PackageNameCompare)
2304         if (lhn == NULL)
2305             return rhn == NULL ? kCFCompareEqualTo : kCFCompareLessThan;
2306         else if (rhn == NULL)
2307             return kCFCompareGreaterThan;
2308
2309         CFIndex length(CFStringGetLength(lhn));
2310
2311         _profile(PackageNameCompare$NumbersLast)
2312             if (length != 0 && CFStringGetLength(rhn) != 0) {
2313                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2314                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2315                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2316                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2317                     return lha ? kCFCompareLessThan : kCFCompareGreaterThan;
2318             }
2319         _end
2320
2321         _profile(PackageNameCompare$Compare)
2322             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, (CFLocaleRef) (id) CollationLocale_);
2323         _end
2324     _end
2325 }
2326
2327 _finline CFComparisonResult StringNameCompare(NSString *lhn, NSString*rhn, size_t length) {
2328     return StringNameCompare((CFStringRef) lhn, (CFStringRef) rhn, length);
2329 }
2330
2331 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2332     CYString &lhn(PackageName(lhs, @selector(cyname)));
2333     NSString *rhn(PackageName(rhs, @selector(cyname)));
2334     return StringNameCompare(lhn, rhn, lhn.size());
2335 }
2336
2337 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *arg) {
2338     return PackageNameCompare(*lhs, *rhs, arg);
2339 }
2340
2341 struct PackageNameOrdering :
2342     std::binary_function<Package *, Package *, bool>
2343 {
2344     _finline bool operator ()(Package *lhs, Package *rhs) const {
2345         return PackageNameCompare(lhs, rhs, NULL) == kCFCompareLessThan;
2346     }
2347 };
2348
2349 @implementation Package
2350
2351 - (NSString *) description {
2352     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2353 }
2354
2355 - (void) dealloc {
2356     if (!pooled_)
2357         delete pool_;
2358     if (parsed_ != NULL)
2359         delete parsed_;
2360     [super dealloc];
2361 }
2362
2363 + (NSString *) webScriptNameForSelector:(SEL)selector {
2364     if (false);
2365     else if (selector == @selector(clear))
2366         return @"clear";
2367     else if (selector == @selector(getField:))
2368         return @"getField";
2369     else if (selector == @selector(getRecord))
2370         return @"getRecord";
2371     else if (selector == @selector(hasTag:))
2372         return @"hasTag";
2373     else if (selector == @selector(install))
2374         return @"install";
2375     else if (selector == @selector(remove))
2376         return @"remove";
2377     else
2378         return nil;
2379 }
2380
2381 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2382     return [self webScriptNameForSelector:selector] == nil;
2383 }
2384
2385 + (NSArray *) _attributeKeys {
2386     return [NSArray arrayWithObjects:
2387         @"applications",
2388         @"architecture",
2389         @"author",
2390         @"depiction",
2391         @"essential",
2392         @"homepage",
2393         @"icon",
2394         @"id",
2395         @"installed",
2396         @"latest",
2397         @"longDescription",
2398         @"longSection",
2399         @"maintainer",
2400         @"md5sum",
2401         @"mode",
2402         @"name",
2403         @"purposes",
2404         @"relations",
2405         @"section",
2406         @"selection",
2407         @"shortDescription",
2408         @"shortSection",
2409         @"simpleSection",
2410         @"size",
2411         @"source",
2412         @"state",
2413         @"support",
2414         @"tags",
2415         @"upgraded",
2416         @"warnings",
2417     nil];
2418 }
2419
2420 - (NSArray *) attributeKeys {
2421     return [[self class] _attributeKeys];
2422 }
2423
2424 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2425     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2426 }
2427
2428 - (NSArray *) relations {
2429 @synchronized (database_) {
2430     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2431     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2432         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2433     return relations;
2434 } }
2435
2436 - (NSString *) architecture {
2437     [self parse];
2438 @synchronized (database_) {
2439     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2440 } }
2441
2442 - (NSString *) getField:(NSString *)name {
2443 @synchronized (database_) {
2444     if ([database_ era] != era_ || file_.end())
2445         return nil;
2446
2447     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2448
2449     const char *start, *end;
2450     if (!parser.Find([name UTF8String], start, end))
2451         return (NSString *) [NSNull null];
2452
2453     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2454 } }
2455
2456 - (NSString *) getRecord {
2457 @synchronized (database_) {
2458     if ([database_ era] != era_ || file_.end())
2459         return nil;
2460
2461     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2462
2463     const char *start, *end;
2464     parser.GetRec(start, end);
2465
2466     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2467 } }
2468
2469 - (void) parse {
2470     if (parsed_ != NULL)
2471         return;
2472 @synchronized (database_) {
2473     if ([database_ era] != era_ || file_.end())
2474         return;
2475
2476     ParsedPackage *parsed(new ParsedPackage);
2477     parsed_ = parsed;
2478
2479     _profile(Package$parse)
2480         pkgRecords::Parser *parser;
2481
2482         _profile(Package$parse$Lookup)
2483             parser = &[database_ records]->Lookup(file_);
2484         _end
2485
2486         CYString bugs;
2487         CYString website;
2488
2489         _profile(Package$parse$Find)
2490             struct {
2491                 const char *name_;
2492                 CYString *value_;
2493             } names[] = {
2494                 {"architecture", &parsed->architecture_},
2495                 {"icon", &parsed->icon_},
2496                 {"depiction", &parsed->depiction_},
2497                 {"homepage", &parsed->homepage_},
2498                 {"website", &website},
2499                 {"bugs", &bugs},
2500                 {"support", &parsed->support_},
2501                 {"author", &parsed->author_},
2502                 {"md5sum", &parsed->md5sum_},
2503             };
2504
2505             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2506                 const char *start, *end;
2507
2508                 if (parser->Find(names[i].name_, start, end)) {
2509                     CYString &value(*names[i].value_);
2510                     _profile(Package$parse$Value)
2511                         value.set(pool_, start, end - start);
2512                     _end
2513                 }
2514             }
2515         _end
2516
2517         _profile(Package$parse$Tagline)
2518             const char *start, *end;
2519             if (parser->ShortDesc(start, end)) {
2520                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2521                 if (stop == NULL)
2522                     stop = end;
2523                 while (stop != start && stop[-1] == '\r')
2524                     --stop;
2525                 parsed->tagline_.set(pool_, start, stop - start);
2526             }
2527         _end
2528
2529         _profile(Package$parse$Retain)
2530             if (parsed->homepage_.empty())
2531                 parsed->homepage_ = website;
2532             if (parsed->homepage_ == parsed->depiction_)
2533                 parsed->homepage_.clear();
2534             if (parsed->support_.empty())
2535                 parsed->support_ = bugs;
2536         _end
2537     _end
2538 } }
2539
2540 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database {
2541     if ((self = [super init]) != nil) {
2542     _profile(Package$initWithVersion)
2543         if (pool == NULL)
2544             pool_ = new CYPool();
2545         else {
2546             pool_ = pool;
2547             pooled_ = true;
2548         }
2549
2550         database_ = database;
2551         era_ = [database era];
2552
2553         version_ = version;
2554
2555         pkgCache::PkgIterator iterator(version.ParentPkg());
2556         iterator_ = iterator;
2557
2558         _profile(Package$initWithVersion$Version)
2559             if (!version_.end())
2560                 file_ = version_.FileList();
2561             else {
2562                 pkgCache &cache([database_ cache]);
2563                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2564             }
2565         _end
2566
2567         _profile(Package$initWithVersion$Cache)
2568             name_.set(NULL, iterator.Display());
2569
2570             latest_.set(NULL, StripVersion_(version_.VerStr()));
2571
2572             pkgCache::VerIterator current(iterator.CurrentVer());
2573             if (!current.end())
2574                 installed_.set(NULL, StripVersion_(current.VerStr()));
2575         _end
2576
2577         _profile(Package$initWithVersion$Transliterate) do {
2578             if (CollationTransl_ == NULL)
2579                 break;
2580             if (name_.empty())
2581                 break;
2582
2583             _profile(Package$initWithVersion$Transliterate$utf8)
2584             const uint8_t *data(reinterpret_cast<const uint8_t *>(name_.data()));
2585             for (size_t i(0), e(name_.size()); i != e; ++i)
2586                 if (data[i] >= 0x80)
2587                     goto extended;
2588             break; extended:;
2589             _end
2590
2591             UErrorCode code(U_ZERO_ERROR);
2592             int32_t length;
2593
2594             _profile(Package$initWithVersion$Transliterate$u_strFromUTF8WithSub)
2595             CollationString_.resize(name_.size());
2596             u_strFromUTF8WithSub(&CollationString_[0], CollationString_.size(), &length, name_.data(), name_.size(), 0xfffd, NULL, &code);
2597             if (!U_SUCCESS(code))
2598                 break;
2599             CollationString_.resize(length);
2600             _end
2601
2602             _profile(Package$initWithVersion$Transliterate$utrans_trans)
2603             length = CollationString_.size();
2604             utrans_trans(CollationTransl_, reinterpret_cast<UReplaceable *>(&CollationString_), &CollationUCalls_, 0, &length, &code);
2605             if (!U_SUCCESS(code))
2606                 break;
2607             _assert(CollationString_.size() == length);
2608             _end
2609
2610             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$preflight)
2611             u_strToUTF8WithSub(NULL, 0, &length, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2612             if (code == U_BUFFER_OVERFLOW_ERROR)
2613                 code = U_ZERO_ERROR;
2614             else if (!U_SUCCESS(code))
2615                 break;
2616             _end
2617
2618             char *transform;
2619             _profile(Package$initWithVersion$Transliterate$apr_palloc)
2620             transform = pool_->malloc<char>(length);
2621             _end
2622             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$transform)
2623             u_strToUTF8WithSub(transform, length, NULL, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2624             if (!U_SUCCESS(code))
2625                 break;
2626             _end
2627
2628             transform_.set(NULL, transform, length);
2629         } while (false); _end
2630
2631         _profile(Package$initWithVersion$Tags)
2632             pkgCache::TagIterator tag(iterator.TagList());
2633             if (!tag.end()) {
2634                 tags_ = [NSMutableArray arrayWithCapacity:8];
2635
2636                 goto tag; for (; !tag.end(); ++tag) tag: {
2637                     const char *name(tag.Name());
2638                     NSString *string((NSString *) CYStringCreate(name));
2639                     if (string == nil)
2640                         continue;
2641
2642                     [tags_ addObject:[string autorelease]];
2643
2644                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2645                         if (strcmp(name + 6, "enduser") == 0)
2646                             role_ = 1;
2647                         else if (strcmp(name + 6, "hacker") == 0)
2648                             role_ = 2;
2649                         else if (strcmp(name + 6, "developer") == 0)
2650                             role_ = 3;
2651                         else if (strcmp(name + 6, "cydia") == 0)
2652                             role_ = 7;
2653                         else
2654                             role_ = 4;
2655                     }
2656
2657                     if (strncmp(name, "cydia::", 7) == 0) {
2658                         if (strcmp(name + 7, "essential") == 0)
2659                             essential_ = true;
2660                         else if (strcmp(name + 7, "obsolete") == 0)
2661                             obsolete_ = true;
2662                     }
2663                 }
2664             }
2665         _end
2666
2667         _profile(Package$initWithVersion$Metadata)
2668             const char *mixed(iterator.Name());
2669             size_t size(strlen(mixed));
2670             static const size_t prefix(sizeof("/var/lib/dpkg/info/") - 1);
2671             char lower[prefix + size + 5 + 1];
2672
2673             for (size_t i(0); i != size; ++i)
2674                 lower[prefix + i] = mixed[i] | 0x20;
2675
2676             if (!installed_.empty()) {
2677                 memcpy(lower, "/var/lib/dpkg/info/", prefix);
2678                 memcpy(lower + prefix + size, ".list", 6);
2679                 struct stat info;
2680                 if (stat(lower, &info) != -1)
2681                     upgraded_ = info.st_birthtime;
2682             }
2683
2684             PackageValue *metadata(PackageFind(lower + prefix, size));
2685             metadata_ = metadata;
2686
2687             id_.set(NULL, metadata->name_, size);
2688
2689             const char *latest(version_.VerStr());
2690             size_t length(strlen(latest));
2691
2692             uint16_t vhash(hashlittle(latest, length));
2693
2694             size_t capped(std::min<size_t>(8, length));
2695             latest = latest + length - capped;
2696
2697             if (metadata->first_ == 0)
2698                 metadata->first_ = now_;
2699
2700             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2701                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2702                 metadata->vhash_ = vhash;
2703                 metadata->last_ = now_;
2704             } else if (metadata->last_ == 0)
2705                 metadata->last_ = metadata->first_;
2706         _end
2707
2708         _profile(Package$initWithVersion$Section)
2709             section_ = version_.Section();
2710         _end
2711
2712         _profile(Package$initWithVersion$Flags)
2713             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2714             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2715         _end
2716     _end } return self;
2717 }
2718
2719 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database {
2720     pkgCache::VerIterator version;
2721
2722     _profile(Package$packageWithIterator$GetCandidateVer)
2723         version = [database policy]->GetCandidateVer(iterator);
2724     _end
2725
2726     if (version.end())
2727         return nil;
2728
2729     Package *package;
2730
2731     _profile(Package$packageWithIterator$Allocate)
2732         package = [Package allocWithZone:zone];
2733     _end
2734
2735     _profile(Package$packageWithIterator$Initialize)
2736         package = [package
2737             initWithVersion:version
2738             withZone:zone
2739             inPool:pool
2740             database:database
2741         ];
2742     _end
2743
2744     _profile(Package$packageWithIterator$Autorelease)
2745         package = [package autorelease];
2746     _end
2747
2748     return package;
2749 }
2750
2751 - (pkgCache::PkgIterator) iterator {
2752     return iterator_;
2753 }
2754
2755 - (NSString *) section {
2756     if (section$_ == nil) {
2757         if (section_ == NULL)
2758             return nil;
2759
2760         _profile(Package$section$mappedSectionForPointer)
2761             section$_ = [database_ mappedSectionForPointer:section_];
2762         _end
2763     } return section$_;
2764 }
2765
2766 - (NSString *) simpleSection {
2767     if (NSString *section = [self section])
2768         return Simplify(section);
2769     else
2770         return nil;
2771 }
2772
2773 - (NSString *) longSection {
2774     return LocalizeSection([self section]);
2775 }
2776
2777 - (NSString *) shortSection {
2778     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2779 }
2780
2781 - (NSString *) uri {
2782     return nil;
2783 #if 0
2784     pkgIndexFile *index;
2785     pkgCache::PkgFileIterator file(file_.File());
2786     if (![database_ list].FindIndex(file, index))
2787         return nil;
2788     return [NSString stringWithUTF8String:iterator_->Path];
2789     //return [NSString stringWithUTF8String:file.Site()];
2790     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2791 #endif
2792 }
2793
2794 - (MIMEAddress *) maintainer {
2795 @synchronized (database_) {
2796     if ([database_ era] != era_ || file_.end())
2797         return nil;
2798
2799     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2800     const std::string &maintainer(parser->Maintainer());
2801     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2802 } }
2803
2804 - (NSString *) md5sum {
2805     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2806 }
2807
2808 - (size_t) size {
2809 @synchronized (database_) {
2810     if ([database_ era] != era_ || version_.end())
2811         return 0;
2812
2813     return version_->InstalledSize;
2814 } }
2815
2816 - (NSString *) longDescription {
2817 @synchronized (database_) {
2818     if ([database_ era] != era_ || file_.end())
2819         return nil;
2820
2821     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2822     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2823
2824     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2825     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2826     if ([lines count] < 2)
2827         return nil;
2828
2829     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2830     for (size_t i(1), e([lines count]); i != e; ++i) {
2831         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2832         [trimmed addObject:trim];
2833     }
2834
2835     return [trimmed componentsJoinedByString:@"\n"];
2836 } }
2837
2838 - (NSString *) shortDescription {
2839     if (parsed_ != NULL)
2840         return static_cast<NSString *>(parsed_->tagline_);
2841
2842 @synchronized (database_) {
2843     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2844
2845     const char *start, *end;
2846     if (!parser.ShortDesc(start, end))
2847         return nil;
2848
2849     if (end - start > 200)
2850         end = start + 200;
2851
2852     /*
2853     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2854         end = stop;
2855
2856     while (end != start && end[-1] == '\r')
2857         --end;
2858     */
2859
2860     return [(id) CYStringCreate(start, end - start) autorelease];
2861 } }
2862
2863 - (unichar) index {
2864     _profile(Package$index)
2865         CFStringRef name((CFStringRef) [self name]);
2866         if (CFStringGetLength(name) == 0)
2867             return '#';
2868         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2869         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2870             return '#';
2871         return toupper(character);
2872     _end
2873 }
2874
2875 - (PackageValue *) metadata {
2876     return metadata_;
2877 }
2878
2879 - (time_t) seen {
2880     PackageValue *metadata([self metadata]);
2881     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2882 }
2883
2884 - (bool) subscribed {
2885     return [self metadata]->subscribed_;
2886 }
2887
2888 - (bool) setSubscribed:(bool)subscribed {
2889     PackageValue *metadata([self metadata]);
2890     if (metadata->subscribed_ == subscribed)
2891         return false;
2892     metadata->subscribed_ = subscribed;
2893     return true;
2894 }
2895
2896 - (BOOL) ignored {
2897     return ignored_;
2898 }
2899
2900 - (NSString *) latest {
2901     return latest_;
2902 }
2903
2904 - (NSString *) installed {
2905     return installed_;
2906 }
2907
2908 - (BOOL) uninstalled {
2909     return installed_.empty();
2910 }
2911
2912 - (BOOL) valid {
2913     return !version_.end();
2914 }
2915
2916 - (BOOL) upgradableAndEssential:(BOOL)essential {
2917     _profile(Package$upgradableAndEssential)
2918         pkgCache::VerIterator current(iterator_.CurrentVer());
2919         if (current.end())
2920             return essential && essential_;
2921         else
2922             return !version_.end() && version_ != current;
2923     _end
2924 }
2925
2926 - (BOOL) essential {
2927     return essential_;
2928 }
2929
2930 - (BOOL) broken {
2931     return [database_ cache][iterator_].InstBroken();
2932 }
2933
2934 - (BOOL) unfiltered {
2935     _profile(Package$unfiltered$obsolete)
2936         if (_unlikely(obsolete_))
2937             return false;
2938     _end
2939
2940     _profile(Package$unfiltered$role)
2941         if (_unlikely(role_ > 3))
2942             return false;
2943     _end
2944
2945     return true;
2946 }
2947
2948 - (BOOL) visible {
2949     if (![self unfiltered])
2950         return false;
2951
2952     NSString *section;
2953
2954     _profile(Package$visible$section)
2955         section = [self section];
2956     _end
2957
2958     _profile(Package$visible$isSectionVisible)
2959         if (!isSectionVisible(section))
2960             return false;
2961     _end
2962
2963     return true;
2964 }
2965
2966 - (BOOL) half {
2967     unsigned char current(iterator_->CurrentState);
2968     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2969 }
2970
2971 - (BOOL) halfConfigured {
2972     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2973 }
2974
2975 - (BOOL) halfInstalled {
2976     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2977 }
2978
2979 - (BOOL) hasMode {
2980 @synchronized (database_) {
2981     if ([database_ era] != era_ || iterator_.end())
2982         return NO;
2983
2984     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2985     return state.Mode != pkgDepCache::ModeKeep;
2986 } }
2987
2988 - (NSString *) mode {
2989 @synchronized (database_) {
2990     if ([database_ era] != era_ || iterator_.end())
2991         return nil;
2992
2993     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2994
2995     switch (state.Mode) {
2996         case pkgDepCache::ModeDelete:
2997             if ((state.iFlags & pkgDepCache::Purge) != 0)
2998                 return @"PURGE";
2999             else
3000                 return @"REMOVE";
3001         case pkgDepCache::ModeKeep:
3002             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
3003                 return @"REINSTALL";
3004             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
3005                 return nil;*/
3006             else
3007                 return nil;
3008         case pkgDepCache::ModeInstall:
3009             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
3010                 return @"REINSTALL";
3011             else*/ switch (state.Status) {
3012                 case -1:
3013                     return @"DOWNGRADE";
3014                 case 0:
3015                     return @"INSTALL";
3016                 case 1:
3017                     return @"UPGRADE";
3018                 case 2:
3019                     return @"NEW_INSTALL";
3020                 _nodefault
3021             }
3022         _nodefault
3023     }
3024 } }
3025
3026 - (NSString *) id {
3027     return id_;
3028 }
3029
3030 - (NSString *) name {
3031     return name_.empty() ? id_ : name_;
3032 }
3033
3034 - (UIImage *) icon {
3035     NSString *section = [self simpleSection];
3036
3037     UIImage *icon(nil);
3038     if (parsed_ != NULL)
3039         if (NSString *href = parsed_->icon_)
3040             if ([href hasPrefix:@"file:///"])
3041                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3042     if (icon == nil) if (section != nil)
3043         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
3044     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
3045         if ([dicon hasPrefix:@"file:///"])
3046             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3047     if (icon == nil)
3048         icon = [UIImage imageNamed:@"unknown.png"];
3049     return icon;
3050 }
3051
3052 - (NSString *) homepage {
3053     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
3054 }
3055
3056 - (NSString *) depiction {
3057     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
3058 }
3059
3060 - (MIMEAddress *) author {
3061     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
3062 }
3063
3064 - (NSString *) support {
3065     return parsed_ != NULL && !parsed_->support_.empty() ? parsed_->support_ : [[self source] supportForPackage:id_];
3066 }
3067
3068 - (NSArray *) files {
3069     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
3070     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
3071
3072     std::ifstream fin;
3073     fin.open([path UTF8String]);
3074     if (!fin.is_open())
3075         return nil;
3076
3077     std::string line;
3078     while (std::getline(fin, line))
3079         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
3080
3081     return files;
3082 }
3083
3084 - (NSString *) state {
3085 @synchronized (database_) {
3086     if ([database_ era] != era_ || file_.end())
3087         return nil;
3088
3089     switch (iterator_->CurrentState) {
3090         case pkgCache::State::NotInstalled:
3091             return @"NotInstalled";
3092         case pkgCache::State::UnPacked:
3093             return @"UnPacked";
3094         case pkgCache::State::HalfConfigured:
3095             return @"HalfConfigured";
3096         case pkgCache::State::HalfInstalled:
3097             return @"HalfInstalled";
3098         case pkgCache::State::ConfigFiles:
3099             return @"ConfigFiles";
3100         case pkgCache::State::Installed:
3101             return @"Installed";
3102         case pkgCache::State::TriggersAwaited:
3103             return @"TriggersAwaited";
3104         case pkgCache::State::TriggersPending:
3105             return @"TriggersPending";
3106     }
3107
3108     return (NSString *) [NSNull null];
3109 } }
3110
3111 - (NSString *) selection {
3112 @synchronized (database_) {
3113     if ([database_ era] != era_ || file_.end())
3114         return nil;
3115
3116     switch (iterator_->SelectedState) {
3117         case pkgCache::State::Unknown:
3118             return @"Unknown";
3119         case pkgCache::State::Install:
3120             return @"Install";
3121         case pkgCache::State::Hold:
3122             return @"Hold";
3123         case pkgCache::State::DeInstall:
3124             return @"DeInstall";
3125         case pkgCache::State::Purge:
3126             return @"Purge";
3127     }
3128
3129     return (NSString *) [NSNull null];
3130 } }
3131
3132 - (NSArray *) warnings {
3133 @synchronized (database_) {
3134     if ([database_ era] != era_ || file_.end())
3135         return nil;
3136
3137     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
3138     const char *name(iterator_.Name());
3139
3140     size_t length(strlen(name));
3141     if (length < 2) invalid:
3142         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
3143     else for (size_t i(0); i != length; ++i)
3144         if (
3145             /* XXX: technically this is not allowed */
3146             (name[i] < 'A' || name[i] > 'Z') &&
3147             (name[i] < 'a' || name[i] > 'z') &&
3148             (name[i] < '0' || name[i] > '9') &&
3149             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
3150         ) goto invalid;
3151
3152     if (strcmp(name, "cydia") != 0) {
3153         bool cydia = false;
3154         bool user = false;
3155         bool _private = false;
3156         bool stash = false;
3157         bool dbstash = false;
3158         bool dsstore = false;
3159
3160         bool repository = [[self section] isEqualToString:@"Repositories"];
3161
3162         if (NSArray *files = [self files])
3163             for (NSString *file in files)
3164                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
3165                     cydia = true;
3166                 else if (!user && [file isEqualToString:@"/User"])
3167                     user = true;
3168                 else if (!_private && [file isEqualToString:@"/private"])
3169                     _private = true;
3170                 else if (!stash && [file isEqualToString:@"/var/stash"])
3171                     stash = true;
3172                 else if (!dbstash && [file isEqualToString:@"/var/db/stash"])
3173                     dbstash = true;
3174                 else if (!dsstore && [file hasSuffix:@"/.DS_Store"])
3175                     dsstore = true;
3176
3177         /* XXX: this is not sensitive enough. only some folders are valid. */
3178         if (cydia && !repository)
3179             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
3180         if (user)
3181             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
3182         if (_private)
3183             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
3184         if (stash)
3185             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
3186         if (dbstash)
3187             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/db/stash"]];
3188         if (dsstore)
3189             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @".DS_Store"]];
3190     }
3191
3192     return [warnings count] == 0 ? nil : warnings;
3193 } }
3194
3195 - (NSArray *) applications {
3196     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
3197
3198     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
3199
3200     static RegEx application_r("/Applications/(.*)\\.app/Info.plist");
3201     if (NSArray *files = [self files])
3202         for (NSString *file in files)
3203             if (application_r(file)) {
3204                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
3205                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
3206                 if ([id isEqualToString:me])
3207                     continue;
3208
3209                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
3210                 if (display == nil)
3211                     display = application_r[1];
3212
3213                 NSString *bundle([file stringByDeletingLastPathComponent]);
3214                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
3215                 // XXX: maybe this should check if this is really a string, not just for length
3216                 if (icon == nil || ![icon respondsToSelector:@selector(length)] || [icon length] == 0)
3217                     icon = @"icon.png";
3218                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
3219
3220                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
3221                 [applications addObject:application];
3222
3223                 [application addObject:id];
3224                 [application addObject:display];
3225                 [application addObject:url];
3226             }
3227
3228     return [applications count] == 0 ? nil : applications;
3229 }
3230
3231 - (Source *) source {
3232     if (source_ == nil) {
3233         @synchronized (database_) {
3234             if ([database_ era] != era_ || file_.end())
3235                 source_ = (Source *) [NSNull null];
3236             else
3237                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
3238         }
3239     }
3240
3241     return source_ == (Source *) [NSNull null] ? nil : source_;
3242 }
3243
3244 - (time_t) upgraded {
3245     return upgraded_;
3246 }
3247
3248 - (uint32_t) recent {
3249     return std::numeric_limits<uint32_t>::max() - upgraded_;
3250 }
3251
3252 - (uint32_t) rank {
3253     return rank_;
3254 }
3255
3256 - (BOOL) matches:(NSArray *)query {
3257     if (query == nil || [query count] == 0)
3258         return NO;
3259
3260     rank_ = 0;
3261
3262     NSString *string;
3263     NSRange range;
3264     NSUInteger length;
3265
3266     string = [self name];
3267     length = [string length];
3268
3269     if (length != 0)
3270     for (NSString *term in query) {
3271         range = [string rangeOfString:term options:MatchCompareOptions_];
3272         if (range.location != NSNotFound)
3273             rank_ -= 6 * 1000000 / length;
3274     }
3275
3276     if (rank_ == 0) {
3277         string = [self id];
3278         length = [string length];
3279
3280         if (length != 0)
3281         for (NSString *term in query) {
3282             range = [string rangeOfString:term options:MatchCompareOptions_];
3283             if (range.location != NSNotFound)
3284                 rank_ -= 6 * 1000000 / length;
3285         }
3286     }
3287
3288     string = [self shortDescription];
3289     length = [string length];
3290     NSUInteger stop(std::min<NSUInteger>(length, 200));
3291
3292     if (length != 0)
3293     for (NSString *term in query) {
3294         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
3295         if (range.location != NSNotFound)
3296             rank_ -= 2 * 100000;
3297     }
3298
3299     return rank_ != 0;
3300 }
3301
3302 - (NSArray *) tags {
3303     return tags_;
3304 }
3305
3306 - (BOOL) hasTag:(NSString *)tag {
3307     return tags_ == nil ? NO : [tags_ containsObject:tag];
3308 }
3309
3310 - (NSString *) primaryPurpose {
3311     for (NSString *tag in (NSArray *) tags_)
3312         if ([tag hasPrefix:@"purpose::"])
3313             return [tag substringFromIndex:9];
3314     return nil;
3315 }
3316
3317 - (NSArray *) purposes {
3318     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3319     for (NSString *tag in (NSArray *) tags_)
3320         if ([tag hasPrefix:@"purpose::"])
3321             [purposes addObject:[tag substringFromIndex:9]];
3322     return [purposes count] == 0 ? nil : purposes;
3323 }
3324
3325 - (bool) isCommercial {
3326     return [self hasTag:@"cydia::commercial"];
3327 }
3328
3329 - (void) setIndex:(size_t)index {
3330     if (metadata_->index_ != index)
3331         metadata_->index_ = index;
3332 }
3333
3334 - (CYString &) cyname {
3335     return !transform_.empty() ? transform_ : !name_.empty() ? name_ : id_;
3336 }
3337
3338 - (uint32_t) compareBySection:(NSArray *)sections {
3339     NSString *section([self section]);
3340     for (size_t i(0), e([sections count]); i != e; ++i) {
3341         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3342             return i;
3343     }
3344
3345     return _not(uint32_t);
3346 }
3347
3348 - (void) clear {
3349 @synchronized (database_) {
3350     pkgProblemResolver *resolver = [database_ resolver];
3351     resolver->Clear(iterator_);
3352
3353     pkgCacheFile &cache([database_ cache]);
3354     cache->SetReInstall(iterator_, false);
3355     cache->MarkKeep(iterator_, false);
3356 } }
3357
3358 - (void) install {
3359 @synchronized (database_) {
3360     pkgProblemResolver *resolver = [database_ resolver];
3361     resolver->Clear(iterator_);
3362     resolver->Protect(iterator_);
3363
3364     pkgCacheFile &cache([database_ cache]);
3365     cache->SetReInstall(iterator_, false);
3366     cache->MarkInstall(iterator_, false);
3367
3368     pkgDepCache::StateCache &state((*cache)[iterator_]);
3369     if (!state.Install())
3370         cache->SetReInstall(iterator_, true);
3371 } }
3372
3373 - (void) remove {
3374 @synchronized (database_) {
3375     pkgProblemResolver *resolver = [database_ resolver];
3376     resolver->Clear(iterator_);
3377     resolver->Remove(iterator_);
3378     resolver->Protect(iterator_);
3379
3380     pkgCacheFile &cache([database_ cache]);
3381     cache->SetReInstall(iterator_, false);
3382     cache->MarkDelete(iterator_, true);
3383 } }
3384
3385 @end
3386 /* }}} */
3387 /* Section Class {{{ */
3388 @interface Section : NSObject {
3389     _H<NSString> name_;
3390     size_t row_;
3391     size_t count_;
3392     _H<NSString> localized_;
3393 }
3394
3395 - (NSComparisonResult) compareByLocalized:(Section *)section;
3396 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3397 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3398 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3399
3400 - (NSString *) name;
3401 - (void) setName:(NSString *)name;
3402
3403 - (size_t) row;
3404 - (size_t) count;
3405
3406 - (void) addToRow;
3407 - (void) addToCount;
3408
3409 - (void) setCount:(size_t)count;
3410 - (NSString *) localized;
3411
3412 @end
3413
3414 @implementation Section
3415
3416 - (NSComparisonResult) compareByLocalized:(Section *)section {
3417     NSString *lhs(localized_);
3418     NSString *rhs([section localized]);
3419
3420     /*if ([lhs length] != 0 && [rhs length] != 0) {
3421         unichar lhc = [lhs characterAtIndex:0];
3422         unichar rhc = [rhs characterAtIndex:0];
3423
3424         if (isalpha(lhc) && !isalpha(rhc))
3425             return NSOrderedAscending;
3426         else if (!isalpha(lhc) && isalpha(rhc))
3427             return NSOrderedDescending;
3428     }*/
3429
3430     return [lhs compare:rhs options:LaxCompareOptions_];
3431 }
3432
3433 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3434     if ((self = [self initWithName:name localize:NO]) != nil) {
3435         if (localized != nil)
3436             localized_ = localized;
3437     } return self;
3438 }
3439
3440 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3441     return [self initWithName:name row:0 localize:localize];
3442 }
3443
3444 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3445     if ((self = [super init]) != nil) {
3446         name_ = name;
3447         row_ = row;
3448         if (localize)
3449             localized_ = LocalizeSection(name_);
3450     } return self;
3451 }
3452
3453 - (NSString *) name {
3454     return name_;
3455 }
3456
3457 - (void) setName:(NSString *)name {
3458     name_ = name;
3459 }
3460
3461 - (size_t) row {
3462     return row_;
3463 }
3464
3465 - (size_t) count {
3466     return count_;
3467 }
3468
3469 - (void) addToRow {
3470     ++row_;
3471 }
3472
3473 - (void) addToCount {
3474     ++count_;
3475 }
3476
3477 - (void) setCount:(size_t)count {
3478     count_ = count;
3479 }
3480
3481 - (NSString *) localized {
3482     return localized_;
3483 }
3484
3485 @end
3486 /* }}} */
3487
3488 class CydiaLogCleaner :
3489     public pkgArchiveCleaner
3490 {
3491   protected:
3492     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3493         unlink(File);
3494     }
3495 };
3496
3497 /* Database Implementation {{{ */
3498 @implementation Database
3499
3500 + (Database *) sharedInstance {
3501     static _H<Database> instance;
3502     if (instance == nil)
3503         instance = [[[Database alloc] init] autorelease];
3504     return instance;
3505 }
3506
3507 - (unsigned) era {
3508     return era_;
3509 }
3510
3511 - (void) releasePackages {
3512     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3513     CFArrayRemoveAllValues(packages_);
3514 }
3515
3516 - (void) dealloc {
3517     // XXX: actually implement this thing
3518     _assert(false);
3519     [self releasePackages];
3520     NSRecycleZone(zone_);
3521     [super dealloc];
3522 }
3523
3524 - (void) _readCydia:(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 finish_r("finish:([^:]*)");
3530
3531     while (std::getline(is, line)) {
3532         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3533
3534         const char *data(line.c_str());
3535         size_t size = line.size();
3536         lprintf("C:%s\n", data);
3537
3538         if (finish_r(data, size)) {
3539             NSString *finish = finish_r[1];
3540             int index = [Finishes_ indexOfObject:finish];
3541             if (index != INT_MAX && index > Finish_)
3542                 Finish_ = index;
3543         }
3544
3545         [pool release];
3546     }
3547
3548     _assume(false);
3549 }
3550
3551 - (void) _readStatus:(NSNumber *)fd {
3552     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3553     std::istream is(&ib);
3554     std::string line;
3555
3556     static RegEx conffile_r("status: [^ ]* : conffile-prompt : (.*?) *");
3557     static RegEx pmstatus_r("([^:]*):([^:]*):([^:]*):(.*)");
3558
3559     while (std::getline(is, line)) {
3560         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3561
3562         const char *data(line.c_str());
3563         size_t size(line.size());
3564         lprintf("S:%s\n", data);
3565
3566         if (conffile_r(data, size)) {
3567             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3568             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3569         } else if (strncmp(data, "status: ", 8) == 0) {
3570             // status: <package>: {unpacked,half-configured,installed}
3571             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3572             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3573         } else if (strncmp(data, "processing: ", 12) == 0) {
3574             // processing: configure: config-test
3575             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3576             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3577         } else if (pmstatus_r(data, size)) {
3578             std::string type([pmstatus_r[1] UTF8String]);
3579
3580             NSString *package = pmstatus_r[2];
3581             if ([package isEqualToString:@"dpkg-exec"])
3582                 package = nil;
3583
3584             float percent([pmstatus_r[3] floatValue]);
3585             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3586
3587             NSString *string = pmstatus_r[4];
3588
3589             if (type == "pmerror") {
3590                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3591                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3592             } else if (type == "pmstatus") {
3593                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3594                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3595             } else if (type == "pmconffile")
3596                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3597             else
3598                 lprintf("E:unknown pmstatus\n");
3599         } else
3600             lprintf("E:unknown status\n");
3601
3602         [pool release];
3603     }
3604
3605     _assume(false);
3606 }
3607
3608 - (void) _readOutput:(NSNumber *)fd {
3609     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3610     std::istream is(&ib);
3611     std::string line;
3612
3613     while (std::getline(is, line)) {
3614         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3615
3616         lprintf("O:%s\n", line.c_str());
3617
3618         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3619         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3620
3621         [pool release];
3622     }
3623
3624     _assume(false);
3625 }
3626
3627 - (FILE *) input {
3628     return input_;
3629 }
3630
3631 - (Package *) packageWithName:(NSString *)name {
3632     if (name == nil)
3633         return nil;
3634 @synchronized (self) {
3635     if (static_cast<pkgDepCache *>(cache_) == NULL)
3636         return nil;
3637     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3638     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3639 } }
3640
3641 - (id) init {
3642     if ((self = [super init]) != nil) {
3643         policy_ = NULL;
3644         records_ = NULL;
3645         resolver_ = NULL;
3646         fetcher_ = NULL;
3647         lock_ = NULL;
3648
3649         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3650
3651         size_t capacity(MetaFile_->active_);
3652         if (capacity == 0)
3653             capacity = 16384;
3654         else
3655             capacity += 1024;
3656
3657         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3658         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3659
3660         int fds[2];
3661
3662         _assert(pipe(fds) != -1);
3663         cydiafd_ = fds[1];
3664
3665         _config->Set("APT::Keep-Fds::", cydiafd_);
3666         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3667
3668         [NSThread
3669             detachNewThreadSelector:@selector(_readCydia:)
3670             toTarget:self
3671             withObject:[NSNumber numberWithInt:fds[0]]
3672         ];
3673
3674         _assert(pipe(fds) != -1);
3675         statusfd_ = fds[1];
3676
3677         [NSThread
3678             detachNewThreadSelector:@selector(_readStatus:)
3679             toTarget:self
3680             withObject:[NSNumber numberWithInt:fds[0]]
3681         ];
3682
3683         _assert(pipe(fds) != -1);
3684         _assert(dup2(fds[0], 0) != -1);
3685         _assert(close(fds[0]) != -1);
3686
3687         input_ = fdopen(fds[1], "a");
3688
3689         _assert(pipe(fds) != -1);
3690         _assert(dup2(fds[1], 1) != -1);
3691         _assert(close(fds[1]) != -1);
3692
3693         [NSThread
3694             detachNewThreadSelector:@selector(_readOutput:)
3695             toTarget:self
3696             withObject:[NSNumber numberWithInt:fds[0]]
3697         ];
3698     } return self;
3699 }
3700
3701 - (pkgCacheFile &) cache {
3702     return cache_;
3703 }
3704
3705 - (pkgDepCache::Policy *) policy {
3706     return policy_;
3707 }
3708
3709 - (pkgRecords *) records {
3710     return records_;
3711 }
3712
3713 - (pkgProblemResolver *) resolver {
3714     return resolver_;
3715 }
3716
3717 - (pkgAcquire &) fetcher {
3718     return *fetcher_;
3719 }
3720
3721 - (pkgSourceList &) list {
3722     return *list_;
3723 }
3724
3725 - (NSArray *) packages {
3726     return (NSArray *) packages_;
3727 }
3728
3729 - (NSArray *) sources {
3730     return sourceList_;
3731 }
3732
3733 - (Source *) sourceWithKey:(NSString *)key {
3734     for (Source *source in [self sources]) {
3735         if ([[source key] isEqualToString:key])
3736             return source;
3737     } return nil;
3738 }
3739
3740 - (bool) popErrorWithTitle:(NSString *)title {
3741     bool fatal(false);
3742
3743     while (!_error->empty()) {
3744         std::string error;
3745         bool warning(!_error->PopMessage(error));
3746         if (!warning)
3747             fatal = true;
3748
3749         for (;;) {
3750             size_t size(error.size());
3751             if (size == 0 || error[size - 1] != '\n')
3752                 break;
3753             error.resize(size - 1);
3754         }
3755
3756         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3757
3758         static RegEx no_pubkey("GPG error:.* NO_PUBKEY .*");
3759         if (warning && no_pubkey(error.c_str()))
3760             continue;
3761
3762         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3763     }
3764
3765     return fatal;
3766 }
3767
3768 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3769     return [self popErrorWithTitle:title] || !success;
3770 }
3771
3772 - (bool) popErrorWithTitle:(NSString *)title forReadList:(pkgSourceList &)list {
3773     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3774         return true;
3775     if ([self popErrorWithTitle:title forOperation:list.Read(SOURCES_LIST)])
3776         return true;
3777     return false;
3778 }
3779
3780 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3781 @synchronized (self) {
3782     ++era_;
3783
3784     [self releasePackages];
3785
3786     sourceMap_.clear();
3787     [sourceList_ removeAllObjects];
3788
3789     _error->Discard();
3790
3791     delete list_;
3792     list_ = NULL;
3793     manager_ = NULL;
3794     delete lock_;
3795     lock_ = NULL;
3796     delete fetcher_;
3797     fetcher_ = NULL;
3798     delete resolver_;
3799     resolver_ = NULL;
3800     delete records_;
3801     records_ = NULL;
3802     delete policy_;
3803     policy_ = NULL;
3804
3805     cache_.Close();
3806
3807     pool_.~CYPool();
3808     new (&pool_) CYPool();
3809
3810     NSRecycleZone(zone_);
3811     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3812
3813     int chk(creat("/tmp/cydia.chk", 0644));
3814     if (chk != -1)
3815         close(chk);
3816
3817     if (invocation != nil)
3818         [invocation invoke];
3819
3820     NSString *title(UCLocalize("DATABASE"));
3821
3822     list_ = new pkgSourceList();
3823     _profile(reloadDataWithInvocation$ReadMainList)
3824     if ([self popErrorWithTitle:title forReadList:*list_])
3825         return;
3826     _end
3827
3828     _profile(reloadDataWithInvocation$Source$initWithMetaIndex)
3829     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3830         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:&pool_] autorelease]);
3831         [sourceList_ addObject:object];
3832     }
3833     _end
3834
3835     _root(_system->Lock());
3836
3837     _trace();
3838     OpProgress progress;
3839     bool opened;
3840   open:
3841     _profile(reloadDataWithInvocation$pkgCacheFile)
3842         opened = cache_.Open(progress, false);
3843     _end
3844     if (!opened) {
3845         // XXX: what if there are errors, but Open() == true? this should be merged with popError:
3846         while (!_error->empty()) {
3847             std::string error;
3848             bool warning(!_error->PopMessage(error));
3849
3850             lprintf("cache_.Open():[%s]\n", error.c_str());
3851
3852             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3853
3854             SEL repair(NULL);
3855             if (false);
3856             else if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3857                 repair = @selector(configure);
3858             //else if (error == "The package lists or status file could not be parsed or opened.")
3859             //    repair = @selector(update);
3860             // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3861             // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3862             // else if (error == "Malformed Status line")
3863             // else if (error == "The list of sources could not be read.")
3864
3865             if (repair != NULL) {
3866                 _error->Discard();
3867                 [delegate_ repairWithSelector:repair];
3868                 goto open;
3869             }
3870         }
3871
3872         _system->UnLock();
3873         return;
3874     }
3875     _trace();
3876
3877     unlink("/tmp/cydia.chk");
3878
3879     now_ = [[NSDate date] timeIntervalSince1970];
3880
3881     policy_ = new pkgDepCache::Policy();
3882     records_ = new pkgRecords(cache_);
3883     resolver_ = new pkgProblemResolver(cache_);
3884     fetcher_ = new pkgAcquire(&status_);
3885     lock_ = NULL;
3886
3887     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3888         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3889         return;
3890     }
3891
3892     _profile(reloadDataWithInvocation$pkgApplyStatus)
3893     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3894         return;
3895     _end
3896
3897     if (cache_->BrokenCount() != 0) {
3898         _profile(pkgApplyStatus$pkgFixBroken)
3899         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3900             return;
3901         _end
3902
3903         if (cache_->BrokenCount() != 0) {
3904             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3905             return;
3906         }
3907
3908         _profile(pkgApplyStatus$pkgMinimizeUpgrade)
3909         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3910             return;
3911         _end
3912     }
3913
3914     for (Source *object in (id) sourceList_) {
3915         metaIndex *source([object metaIndex]);
3916         std::vector<pkgIndexFile *> *indices = source->GetIndexFiles();
3917         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3918             // XXX: this could be more intelligent
3919             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3920                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3921                 if (!cached.end())
3922                     sourceMap_[cached->ID] = object;
3923             }
3924     }
3925
3926     {
3927         /*std::vector<Package *> packages;
3928         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3929         packages_ = nil;*/
3930
3931         _profile(reloadDataWithInvocation$packageWithIterator)
3932         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3933             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:&pool_ database:self])
3934                 //packages.push_back(package);
3935                 CFArrayAppendValue(packages_, CFRetain(package));
3936         _end
3937
3938
3939         /*if (packages.empty())
3940             packages_ = [[NSArray alloc] init];
3941         else
3942             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3943         _trace();*/
3944
3945         _profile(reloadDataWithInvocation$radix$8)
3946         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(8)];
3947         _end
3948
3949         _profile(reloadDataWithInvocation$radix$4)
3950         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3951         _end
3952
3953         _profile(reloadDataWithInvocation$radix$0)
3954         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3955         _end
3956
3957         _profile(reloadDataWithInvocation$insertion)
3958         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3959         _end
3960
3961         /*_profile(reloadDataWithInvocation$CFQSortArray)
3962         CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);
3963         _end*/
3964
3965         /*_profile(reloadDataWithInvocation$stdsort)
3966         std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3967         _end*/
3968
3969         /*_profile(reloadDataWithInvocation$CFArraySortValues)
3970         CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3971         _end*/
3972
3973         /*_profile(reloadDataWithInvocation$sortUsingFunction)
3974         [packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3975         _end*/
3976
3977
3978         size_t count(CFArrayGetCount(packages_));
3979         MetaFile_->active_ = count;
3980         for (size_t index(0); index != count; ++index)
3981             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3982     }
3983 } }
3984
3985 - (void) clear {
3986 @synchronized (self) {
3987     delete resolver_;
3988     resolver_ = new pkgProblemResolver(cache_);
3989
3990     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3991         if (!cache_[iterator].Keep())
3992             cache_->MarkKeep(iterator, false);
3993         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3994             cache_->SetReInstall(iterator, false);
3995 } }
3996
3997 - (void) configure {
3998     NSString *dpkg = [NSString stringWithFormat:@"/usr/libexec/cydo --configure -a --status-fd %u", statusfd_];
3999     _trace();
4000     system([dpkg UTF8String]);
4001     _trace();
4002 }
4003
4004 - (bool) clean {
4005 @synchronized (self) {
4006     // XXX: I don't remember this condition
4007     if (lock_ != NULL)
4008         return false;
4009
4010     FileFd Lock;
4011     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4012
4013     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
4014
4015     if ([self popErrorWithTitle:title])
4016         return false;
4017
4018     pkgAcquire fetcher;
4019     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
4020
4021     CydiaLogCleaner cleaner;
4022     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
4023         return false;
4024
4025     return true;
4026 } }
4027
4028 - (bool) prepare {
4029     fetcher_->Shutdown();
4030
4031     pkgRecords records(cache_);
4032
4033     lock_ = new FileFd();
4034     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4035
4036     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
4037
4038     if ([self popErrorWithTitle:title])
4039         return false;
4040
4041     pkgSourceList list;
4042     if ([self popErrorWithTitle:title forReadList:list])
4043         return false;
4044
4045     manager_ = (_system->CreatePM(cache_));
4046     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
4047         return false;
4048
4049     return true;
4050 }
4051
4052 - (void) perform {
4053     bool substrate(RestartSubstrate_);
4054     RestartSubstrate_ = false;
4055
4056     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
4057
4058     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
4059         pkgSourceList list;
4060         if ([self popErrorWithTitle:title forReadList:list])
4061             return;
4062         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4063             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4064     }
4065
4066     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4067
4068     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
4069         _trace();
4070         [self popErrorWithTitle:title];
4071         return;
4072     }
4073
4074     bool failed = false;
4075     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
4076         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
4077             continue;
4078         if ((*item)->Status == pkgAcquire::Item::StatIdle)
4079             continue;
4080
4081         std::string uri = (*item)->DescURI();
4082         std::string error = (*item)->ErrorText;
4083
4084         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
4085         failed = true;
4086
4087         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
4088         [delegate_ addProgressEventOnMainThread:event forTask:title];
4089     }
4090
4091     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4092
4093     if (failed) {
4094         _trace();
4095         return;
4096     }
4097
4098     if (substrate)
4099         RestartSubstrate_ = true;
4100
4101     _system->UnLock();
4102     pkgPackageManager::OrderResult result(manager_->DoInstall(statusfd_));
4103     if ([self popErrorWithTitle:title])
4104         return;
4105
4106     if (result == pkgPackageManager::Failed) {
4107         _trace();
4108         return;
4109     }
4110
4111     if (result != pkgPackageManager::Completed) {
4112         _trace();
4113         return;
4114     }
4115
4116     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
4117         pkgSourceList list;
4118         if ([self popErrorWithTitle:title forReadList:list])
4119             return;
4120         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4121             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4122     }
4123
4124     if (![before isEqualToArray:after])
4125         [self update];
4126 }
4127
4128 - (bool) upgrade {
4129     NSString *title(UCLocalize("UPGRADE"));
4130     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
4131         return false;
4132     return true;
4133 }
4134
4135 - (void) update {
4136     [self updateWithStatus:status_];
4137 }
4138
4139 - (void) updateWithStatus:(CancelStatus &)status {
4140     NSString *title(UCLocalize("REFRESHING_DATA"));
4141
4142     pkgSourceList list;
4143     if ([self popErrorWithTitle:title forReadList:list])
4144         return;
4145
4146     FileFd lock;
4147     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
4148     if ([self popErrorWithTitle:title])
4149         return;
4150
4151     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4152
4153     bool success(ListUpdate(status, list, PulseInterval_));
4154     if (status.WasCancelled())
4155         _error->Discard();
4156     else {
4157         [self popErrorWithTitle:title forOperation:success];
4158         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
4159         Changed_ = true;
4160     }
4161
4162     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4163 }
4164
4165 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
4166     delegate_ = delegate;
4167 }
4168
4169 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
4170     progress_ = delegate;
4171     status_.setDelegate(delegate);
4172 }
4173
4174 - (NSObject<ProgressDelegate> *) progressDelegate {
4175     return progress_;
4176 }
4177
4178 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
4179     SourceMap::const_iterator i(sourceMap_.find(file->ID));
4180     return i == sourceMap_.end() ? nil : i->second;
4181 }
4182
4183 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
4184     for (Source *source in (id) sourceList_)
4185         [source setFetch:fetch forURI:uri];
4186 }
4187
4188 - (void) resetFetch {
4189     for (Source *source in (id) sourceList_)
4190         [source resetFetch];
4191 }
4192
4193 - (NSString *) mappedSectionForPointer:(const char *)section {
4194     _H<NSString> *mapped;
4195
4196     _profile(Database$mappedSectionForPointer$Cache)
4197         mapped = &sections_[section];
4198     _end
4199
4200     if (*mapped == NULL) {
4201         size_t length(strlen(section));
4202         char spaced[length + 1];
4203
4204         _profile(Database$mappedSectionForPointer$Replace)
4205             for (size_t index(0); index != length; ++index)
4206                 spaced[index] = section[index] == '_' ? ' ' : section[index];
4207             spaced[length] = '\0';
4208         _end
4209
4210         NSString *string;
4211
4212         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
4213             string = [NSString stringWithUTF8String:spaced];
4214         _end
4215
4216         _profile(Database$mappedSectionForPointer$Map)
4217             string = [SectionMap_ objectForKey:string] ?: string;
4218         _end
4219
4220         *mapped = string;
4221     } return *mapped;
4222 }
4223
4224 @end
4225 /* }}} */
4226
4227 static _H<NSMutableSet> Diversions_;
4228
4229 @interface Diversion : NSObject {
4230     RegEx pattern_;
4231     _H<NSString> key_;
4232     _H<NSString> format_;
4233 }
4234
4235 @end
4236
4237 @implementation Diversion
4238
4239 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
4240     if ((self = [super init]) != nil) {
4241         pattern_ = [from UTF8String];
4242         key_ = from;
4243         format_ = to;
4244     } return self;
4245 }
4246
4247 - (NSString *) divert:(NSString *)url {
4248     return !pattern_(url) ? nil : pattern_->*format_;
4249 }
4250
4251 + (NSURL *) divertURL:(NSURL *)url {
4252   divert:
4253     NSString *href([url absoluteString]);
4254
4255     for (Diversion *diversion in (id) Diversions_)
4256         if (NSString *diverted = [diversion divert:href]) {
4257 #if !ForRelease
4258             NSLog(@"div: %@", diverted);
4259 #endif
4260             url = [NSURL URLWithString:diverted];
4261             goto divert;
4262         }
4263
4264     return url;
4265 }
4266
4267 - (NSString *) key {
4268     return key_;
4269 }
4270
4271 - (NSUInteger) hash {
4272     return [key_ hash];
4273 }
4274
4275 - (BOOL) isEqual:(Diversion *)object {
4276     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
4277 }
4278
4279 @end
4280
4281 @interface CydiaObject : NSObject {
4282     _H<CyteWebViewController> indirect_;
4283     _transient id delegate_;
4284 }
4285
4286 - (id) initWithDelegate:(IndirectDelegate *)indirect;
4287
4288 @end
4289
4290 @class CydiaObject;
4291
4292 @interface CydiaWebViewController : CyteWebViewController {
4293     _H<CydiaObject> cydia_;
4294 }
4295
4296 + (void) addDiversion:(Diversion *)diversion;
4297 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
4298 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
4299 - (void) setDelegate:(id)delegate;
4300
4301 @end
4302
4303 /* Web Scripting {{{ */
4304 @implementation CydiaObject
4305
4306 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4307     if ((self = [super init]) != nil) {
4308         indirect_ = (CyteWebViewController *) indirect;
4309     } return self;
4310 }
4311
4312 - (void) setDelegate:(id)delegate {
4313     delegate_ = delegate;
4314 }
4315
4316 + (NSArray *) _attributeKeys {
4317     return [NSArray arrayWithObjects:
4318         @"bbsnum",
4319         @"build",
4320         @"coreFoundationVersionNumber",
4321         @"device",
4322         @"ecid",
4323         @"firmware",
4324         @"hostname",
4325         @"idiom",
4326         @"mcc",
4327         @"mnc",
4328         @"model",
4329         @"operator",
4330         @"role",
4331         @"serial",
4332         @"version",
4333     nil];
4334 }
4335
4336 - (NSArray *) attributeKeys {
4337     return [[self class] _attributeKeys];
4338 }
4339
4340 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4341     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4342 }
4343
4344 - (NSString *) version {
4345     return Cydia_;
4346 }
4347
4348 - (NSString *) build {
4349     return System_;
4350 }
4351
4352 - (NSString *) coreFoundationVersionNumber {
4353     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4354 }
4355
4356 - (NSString *) device {
4357     return UniqueIdentifier();
4358 }
4359
4360 - (NSString *) firmware {
4361     return [[UIDevice currentDevice] systemVersion];
4362 }
4363
4364 - (NSString *) hostname {
4365     return [[UIDevice currentDevice] name];
4366 }
4367
4368 - (NSString *) idiom {
4369     return (id) Idiom_ ?: [NSNull null];
4370 }
4371
4372 - (NSString *) mcc {
4373     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4374         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4375     return nil;
4376 }
4377
4378 - (NSString *) mnc {
4379     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4380         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4381     return nil;
4382 }
4383
4384 - (NSString *) operator {
4385     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4386         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4387     return nil;
4388 }
4389
4390 - (NSString *) bbsnum {
4391     return (id) BBSNum_ ?: [NSNull null];
4392 }
4393
4394 - (NSString *) ecid {
4395     return (id) ChipID_ ?: [NSNull null];
4396 }
4397
4398 - (NSString *) serial {
4399     return SerialNumber_;
4400 }
4401
4402 - (NSString *) role {
4403     return (id) [NSNull null];
4404 }
4405
4406 - (NSString *) model {
4407     return [NSString stringWithUTF8String:Machine_];
4408 }
4409
4410 + (NSString *) webScriptNameForSelector:(SEL)selector {
4411     if (false);
4412     else if (selector == @selector(addBridgedHost:))
4413         return @"addBridgedHost";
4414     else if (selector == @selector(addInsecureHost:))
4415         return @"addInsecureHost";
4416     else if (selector == @selector(addInternalRedirect::))
4417         return @"addInternalRedirect";
4418     else if (selector == @selector(addPipelinedHost:scheme:))
4419         return @"addPipelinedHost";
4420     else if (selector == @selector(addSource:::))
4421         return @"addSource";
4422     else if (selector == @selector(addTrivialSource:))
4423         return @"addTrivialSource";
4424     else if (selector == @selector(close))
4425         return @"close";
4426     else if (selector == @selector(du:))
4427         return @"du";
4428     else if (selector == @selector(stringWithFormat:arguments:))
4429         return @"format";
4430     else if (selector == @selector(getAllSources))
4431         return @"getAllSources";
4432     else if (selector == @selector(getApplicationInfo:value:))
4433         return @"getApplicationInfoValue";
4434     else if (selector == @selector(getKernelNumber:))
4435         return @"getKernelNumber";
4436     else if (selector == @selector(getKernelString:))
4437         return @"getKernelString";
4438     else if (selector == @selector(getInstalledPackages))
4439         return @"getInstalledPackages";
4440     else if (selector == @selector(getIORegistryEntry::))
4441         return @"getIORegistryEntry";
4442     else if (selector == @selector(getLocaleIdentifier))
4443         return @"getLocaleIdentifier";
4444     else if (selector == @selector(getPreferredLanguages))
4445         return @"getPreferredLanguages";
4446     else if (selector == @selector(getPackageById:))
4447         return @"getPackageById";
4448     else if (selector == @selector(getMetadataKeys))
4449         return @"getMetadataKeys";
4450     else if (selector == @selector(getMetadataValue:))
4451         return @"getMetadataValue";
4452     else if (selector == @selector(getSessionValue:))
4453         return @"getSessionValue";
4454     else if (selector == @selector(installPackages:))
4455         return @"installPackages";
4456     else if (selector == @selector(isReachable:))
4457         return @"isReachable";
4458     else if (selector == @selector(localizedStringForKey:value:table:))
4459         return @"localize";
4460     else if (selector == @selector(popViewController:))
4461         return @"popViewController";
4462     else if (selector == @selector(refreshSources))
4463         return @"refreshSources";
4464     else if (selector == @selector(registerFrame:))
4465         return @"registerFrame";
4466     else if (selector == @selector(removeButton))
4467         return @"removeButton";
4468     else if (selector == @selector(saveConfig))
4469         return @"saveConfig";
4470     else if (selector == @selector(setMetadataValue::))
4471         return @"setMetadataValue";
4472     else if (selector == @selector(setSessionValue::))
4473         return @"setSessionValue";
4474     else if (selector == @selector(substitutePackageNames:))
4475         return @"substitutePackageNames";
4476     else if (selector == @selector(scrollToBottom:))
4477         return @"scrollToBottom";
4478     else if (selector == @selector(setAllowsNavigationAction:))
4479         return @"setAllowsNavigationAction";
4480     else if (selector == @selector(setBadgeValue:))
4481         return @"setBadgeValue";
4482     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4483         return @"setButtonImage";
4484     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4485         return @"setButtonTitle";
4486     else if (selector == @selector(setHidesBackButton:))
4487         return @"setHidesBackButton";
4488     else if (selector == @selector(setHidesNavigationBar:))
4489         return @"setHidesNavigationBar";
4490     else if (selector == @selector(setNavigationBarStyle:))
4491         return @"setNavigationBarStyle";
4492     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4493         return @"setNavigationBarTintColor";
4494     else if (selector == @selector(setPasteboardString:))
4495         return @"setPasteboardString";
4496     else if (selector == @selector(setPasteboardURL:))
4497         return @"setPasteboardURL";
4498     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4499         return @"setScrollAlwaysBounceVertical";
4500     else if (selector == @selector(setScrollIndicatorStyle:))
4501         return @"setScrollIndicatorStyle";
4502     else if (selector == @selector(setToken:))
4503         return @"setToken";
4504     else if (selector == @selector(setViewportWidth:))
4505         return @"setViewportWidth";
4506     else if (selector == @selector(statfs:))
4507         return @"statfs";
4508     else if (selector == @selector(supports:))
4509         return @"supports";
4510     else if (selector == @selector(unload))
4511         return @"unload";
4512     else
4513         return nil;
4514 }
4515
4516 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4517     return [self webScriptNameForSelector:selector] == nil;
4518 }
4519
4520 - (BOOL) supports:(NSString *)feature {
4521     return [feature isEqualToString:@"window.open"];
4522 }
4523
4524 - (void) unload {
4525     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4526 }
4527
4528 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4529     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4530 }
4531
4532 - (void) setScrollIndicatorStyle:(NSString *)style {
4533     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4534 }
4535
4536 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4537     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4538 }
4539
4540 - (NSDictionary *) getApplicationInfo:(NSString *)display value:(NSString *)key {
4541     char path[1024];
4542     if (SBBundlePathForDisplayIdentifier(SBSSpringBoardServerPort(), [display UTF8String], path) != 0)
4543         return (id) [NSNull null];
4544     NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:[[NSString stringWithUTF8String:path] stringByAppendingString:@"/Info.plist"]]);
4545     if (info == nil)
4546         return (id) [NSNull null];
4547     return [info objectForKey:key];
4548 }
4549
4550 - (NSNumber *) getKernelNumber:(NSString *)name {
4551     const char *string([name UTF8String]);
4552
4553     size_t size;
4554     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4555         return (id) [NSNull null];
4556
4557     if (size != sizeof(int))
4558         return (id) [NSNull null];
4559
4560     int value;
4561     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4562         return (id) [NSNull null];
4563
4564     return [NSNumber numberWithInt:value];
4565 }
4566
4567 - (NSString *) getKernelString:(NSString *)name {
4568     const char *string([name UTF8String]);
4569
4570     size_t size;
4571     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4572         return (id) [NSNull null];
4573
4574     char value[size + 1];
4575     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4576         return (id) [NSNull null];
4577
4578     // XXX: just in case you request something ludicrous
4579     value[size] = '\0';
4580
4581     return [NSString stringWithCString:value];
4582 }
4583
4584 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4585     NSObject *value(CYIOGetValue([path UTF8String], entry));
4586
4587     if (value != nil)
4588         if ([value isKindOfClass:[NSData class]])
4589             value = CYHex((NSData *) value);
4590
4591     return value;
4592 }
4593
4594 - (NSArray *) getMetadataKeys {
4595 @synchronized (Values_) {
4596     return [Values_ allKeys];
4597 } }
4598
4599 - (void) registerFrame:(DOMHTMLIFrameElement *)iframe {
4600     WebFrame *frame([iframe contentFrame]);
4601     [indirect_ registerFrame:frame];
4602 }
4603
4604 - (id) getMetadataValue:(NSString *)key {
4605 @synchronized (Values_) {
4606     return [Values_ objectForKey:key];
4607 } }
4608
4609 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4610 @synchronized (Values_) {
4611     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4612         [Values_ removeObjectForKey:key];
4613     else
4614         [Values_ setObject:value forKey:key];
4615
4616     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4617 } }
4618
4619 - (id) getSessionValue:(NSString *)key {
4620 @synchronized (SessionData_) {
4621     return [SessionData_ objectForKey:key];
4622 } }
4623
4624 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4625 @synchronized (SessionData_) {
4626     if (value == (id) [WebUndefined undefined])
4627         [SessionData_ removeObjectForKey:key];
4628     else
4629         [SessionData_ setObject:value forKey:key];
4630 } }
4631
4632 - (void) addBridgedHost:(NSString *)host {
4633 @synchronized (HostConfig_) {
4634     [BridgedHosts_ addObject:host];
4635 } }
4636
4637 - (void) addInsecureHost:(NSString *)host {
4638 @synchronized (HostConfig_) {
4639     [InsecureHosts_ addObject:host];
4640 } }
4641
4642 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4643 @synchronized (HostConfig_) {
4644     if (scheme != (id) [WebUndefined undefined])
4645         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4646
4647     [PipelinedHosts_ addObject:host];
4648 } }
4649
4650 - (void) popViewController:(NSNumber *)value {
4651     if (value == (id) [WebUndefined undefined])
4652         value = [NSNumber numberWithBool:YES];
4653     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4654 }
4655
4656 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4657     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4658
4659     for (NSString *section in sections)
4660         [array addObject:section];
4661
4662     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4663         @"deb", @"Type",
4664         href, @"URI",
4665         distribution, @"Distribution",
4666         array, @"Sections",
4667     nil] waitUntilDone:NO];
4668 }
4669
4670 - (void) addTrivialSource:(NSString *)href {
4671     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4672 }
4673
4674 - (void) refreshSources {
4675     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4676 }
4677
4678 - (void) saveConfig {
4679     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4680 }
4681
4682 - (NSArray *) getAllSources {
4683     return [[Database sharedInstance] sources];
4684 }
4685
4686 - (NSArray *) getInstalledPackages {
4687     Database *database([Database sharedInstance]);
4688 @synchronized (database) {
4689     NSArray *packages([database packages]);
4690     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4691     for (Package *package in packages)
4692         if (![package uninstalled])
4693             [installed addObject:package];
4694     return installed;
4695 } }
4696
4697 - (Package *) getPackageById:(NSString *)id {
4698     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4699         [package parse];
4700         return package;
4701     } else
4702         return (Package *) [NSNull null];
4703 }
4704
4705 - (NSString *) getLocaleIdentifier {
4706     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4707 }
4708
4709 - (NSArray *) getPreferredLanguages {
4710     return Languages_;
4711 }
4712
4713 - (NSArray *) statfs:(NSString *)path {
4714     struct statfs stat;
4715
4716     if (path == nil || statfs([path UTF8String], &stat) == -1)
4717         return nil;
4718
4719     return [NSArray arrayWithObjects:
4720         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4721         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4722         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4723     nil];
4724 }
4725
4726 ssize_t DiskUsage(const char *path);
4727
4728 - (NSNumber *) du:(NSString *)path {
4729     ssize_t usage(DiskUsage([path UTF8String]));
4730     if (usage != -1)
4731         usage /= 1024;
4732     return [NSNumber numberWithUnsignedLong:usage];
4733 }
4734
4735 - (void) close {
4736     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4737 }
4738
4739 - (NSNumber *) isReachable:(NSString *)name {
4740     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4741 }
4742
4743 - (void) installPackages:(NSArray *)packages {
4744     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4745 }
4746
4747 - (NSString *) substitutePackageNames:(NSString *)message {
4748     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4749     for (size_t i(0), e([words count]); i != e; ++i) {
4750         NSString *word([words objectAtIndex:i]);
4751         if (Package *package = [[Database sharedInstance] packageWithName:word])
4752             [words replaceObjectAtIndex:i withObject:[package name]];
4753     }
4754
4755     return [words componentsJoinedByString:@" "];
4756 }
4757
4758 - (void) removeButton {
4759     [indirect_ removeButton];
4760 }
4761
4762 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4763     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4764 }
4765
4766 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4767     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4768 }
4769
4770 - (void) setBadgeValue:(id)value {
4771     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4772 }
4773
4774 - (void) setAllowsNavigationAction:(NSString *)value {
4775     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4776 }
4777
4778 - (void) setHidesBackButton:(NSString *)value {
4779     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4780 }
4781
4782 - (void) setHidesNavigationBar:(NSString *)value {
4783     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4784 }
4785
4786 - (void) setNavigationBarStyle:(NSString *)value {
4787     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4788 }
4789
4790 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4791     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4792     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4793     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4794 }
4795
4796 - (void) setPasteboardString:(NSString *)value {
4797     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4798 }
4799
4800 - (void) setPasteboardURL:(NSString *)value {
4801     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4802 }
4803
4804 - (void) setToken:(NSString *)token {
4805     // XXX: the website expects this :/
4806 }
4807
4808 - (void) scrollToBottom:(NSNumber *)animated {
4809     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4810 }
4811
4812 - (void) setViewportWidth:(float)width {
4813     [indirect_ setViewportWidthOnMainThread:width];
4814 }
4815
4816 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4817     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4818     unsigned count([arguments count]);
4819     id values[count];
4820     for (unsigned i(0); i != count; ++i)
4821         values[i] = [arguments objectAtIndex:i];
4822     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4823 }
4824
4825 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4826     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4827         value = nil;
4828     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4829         table = nil;
4830     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4831 }
4832
4833 @end
4834 /* }}} */
4835
4836 @interface NSURL (CydiaSecure)
4837 @end
4838
4839 @implementation NSURL (CydiaSecure)
4840
4841 - (bool) isCydiaSecure {
4842     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4843         return true;
4844
4845     @synchronized (HostConfig_) {
4846         if ([InsecureHosts_ containsObject:[self host]])
4847             return true;
4848     }
4849
4850     return false;
4851 }
4852
4853 @end
4854
4855 /* Cydia Browser Controller {{{ */
4856 @implementation CydiaWebViewController
4857
4858 - (NSURL *) navigationURL {
4859     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4860 }
4861
4862 + (void) _initialize {
4863     [super _initialize];
4864
4865     Diversions_ = [NSMutableSet setWithCapacity:0];
4866 }
4867
4868 + (void) addDiversion:(Diversion *)diversion {
4869     [Diversions_ addObject:diversion];
4870 }
4871
4872 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4873     [super webView:view didClearWindowObject:window forFrame:frame];
4874     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4875 }
4876
4877 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4878     WebDataSource *source([frame dataSource]);
4879     NSURLResponse *response([source response]);
4880     NSURL *url([response URL]);
4881     NSString *scheme([[url scheme] lowercaseString]);
4882
4883     bool bridged(false);
4884
4885     @synchronized (HostConfig_) {
4886         if ([scheme isEqualToString:@"file"])
4887             bridged = true;
4888         else if ([scheme isEqualToString:@"https"])
4889             if ([BridgedHosts_ containsObject:[url host]])
4890                 bridged = true;
4891     }
4892
4893     if (bridged)
4894         [window setValue:cydia forKey:@"cydia"];
4895 }
4896
4897 - (void) _setupMail:(MFMailComposeViewController *)controller {
4898     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4899
4900     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4901     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4902 }
4903
4904 - (NSURL *) URLWithURL:(NSURL *)url {
4905     return [Diversion divertURL:url];
4906 }
4907
4908 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4909     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4910 }
4911
4912 - (NSURLRequest *) webThreadWebView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4913     return [CydiaWebViewController requestWithHeaders:[super webThreadWebView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4914 }
4915
4916 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4917     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
4918
4919     NSURL *url([copy URL]);
4920     NSString *href([url absoluteString]);
4921     NSString *host([url host]);
4922
4923     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
4924         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
4925             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
4926             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
4927         }
4928
4929         [copy setValue:nil forHTTPHeaderField:@"Referer"];
4930         [copy setValue:nil forHTTPHeaderField:@"Origin"];
4931
4932         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
4933         return copy;
4934     }
4935
4936     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
4937         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
4938     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4939         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4940
4941     bool bridged; @synchronized (HostConfig_) {
4942         bridged = [BridgedHosts_ containsObject:host];
4943     }
4944
4945     if ([url isCydiaSecure] && bridged && UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4946         [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4947
4948     return copy;
4949 }
4950
4951 - (void) setDelegate:(id)delegate {
4952     [super setDelegate:delegate];
4953     [cydia_ setDelegate:delegate];
4954 }
4955
4956 - (NSString *) applicationNameForUserAgent {
4957     return UserAgent_;
4958 }
4959
4960 - (id) init {
4961     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4962         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4963     } return self;
4964 }
4965
4966 @end
4967
4968 @interface AppCacheController : CydiaWebViewController {
4969 }
4970
4971 @end
4972
4973 @implementation AppCacheController
4974
4975 - (void) didReceiveMemoryWarning {
4976     // XXX: this doesn't work
4977 }
4978
4979 - (bool) retainsNetworkActivityIndicator {
4980     return false;
4981 }
4982
4983 @end
4984 /* }}} */
4985
4986 // CydiaScript {{{
4987 @interface NSObject (CydiaScript)
4988 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4989 @end
4990
4991 @implementation NSObject (CydiaScript)
4992
4993 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4994     return self;
4995 }
4996
4997 @end
4998
4999 @implementation NSArray (CydiaScript)
5000
5001 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5002     WebScriptObject *object([context evaluateWebScript:@"[]"]);
5003     for (size_t i(0), e([self count]); i != e; ++i)
5004         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
5005     return object;
5006 }
5007
5008 @end
5009
5010 @implementation NSDictionary (CydiaScript)
5011
5012 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5013     WebScriptObject *object([context evaluateWebScript:@"({})"]);
5014     for (id i in self)
5015         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
5016     return object;
5017 }
5018
5019 @end
5020 // }}}
5021
5022 /* Confirmation Controller {{{ */
5023 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
5024     if (!iterator.end())
5025         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
5026             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
5027                 continue;
5028             pkgCache::PkgIterator package(dep.TargetPkg());
5029             if (package.end())
5030                 continue;
5031             if (strcmp(package.Name(), "mobilesubstrate") == 0)
5032                 return true;
5033         }
5034
5035     return false;
5036 }
5037
5038 @protocol ConfirmationControllerDelegate
5039 - (void) cancelAndClear:(bool)clear;
5040 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
5041 - (void) queue;
5042 @end
5043
5044 @interface ConfirmationController : CydiaWebViewController {
5045     _transient Database *database_;
5046
5047     _H<UIAlertView> essential_;
5048
5049     _H<NSDictionary> changes_;
5050     _H<NSMutableArray> issues_;
5051     _H<NSDictionary> sizes_;
5052
5053     BOOL substrate_;
5054 }
5055
5056 - (id) initWithDatabase:(Database *)database;
5057
5058 @end
5059
5060 @implementation ConfirmationController
5061
5062 - (void) complete {
5063     if (substrate_)
5064         RestartSubstrate_ = true;
5065     [delegate_ confirmWithNavigationController:[self navigationController]];
5066 }
5067
5068 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
5069     NSString *context([alert context]);
5070
5071     if ([context isEqualToString:@"remove"]) {
5072         if (button == [alert cancelButtonIndex])
5073             [self _doContinue];
5074         else if (button == [alert firstOtherButtonIndex]) {
5075             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
5076         }
5077
5078         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5079     } else if ([context isEqualToString:@"unable"]) {
5080         [self dismissModalViewControllerAnimated:YES];
5081         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5082     } else {
5083         [super alertView:alert clickedButtonAtIndex:button];
5084     }
5085 }
5086
5087 - (void) _doContinue {
5088     [delegate_ cancelAndClear:NO];
5089     [self dismissModalViewControllerAnimated:YES];
5090 }
5091
5092 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
5093     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
5094     return nil;
5095 }
5096
5097 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5098     [super webView:view didClearWindowObject:window forFrame:frame];
5099
5100     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
5101         (id) changes_, @"changes",
5102         (id) issues_, @"issues",
5103         (id) sizes_, @"sizes",
5104         self, @"queue",
5105     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
5106 }
5107
5108 - (id) initWithDatabase:(Database *)database {
5109     if ((self = [super init]) != nil) {
5110         database_ = database;
5111
5112         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
5113         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
5114         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
5115         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
5116         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
5117
5118         bool remove(false);
5119
5120         pkgCacheFile &cache([database_ cache]);
5121         NSArray *packages([database_ packages]);
5122         pkgDepCache::Policy *policy([database_ policy]);
5123
5124         issues_ = [NSMutableArray arrayWithCapacity:4];
5125
5126         UpgradeCydia_ = false;
5127
5128         for (Package *package in packages) {
5129             pkgCache::PkgIterator iterator([package iterator]);
5130             NSString *name([package id]);
5131
5132             if ([package broken]) {
5133                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
5134
5135                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5136                     name, @"package",
5137                     reasons, @"reasons",
5138                 nil]];
5139
5140                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
5141                 if (ver.end())
5142                     continue;
5143
5144                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
5145                     pkgCache::DepIterator start;
5146                     pkgCache::DepIterator end;
5147                     dep.GlobOr(start, end); // ++dep
5148
5149                     if (!cache->IsImportantDep(end))
5150                         continue;
5151                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
5152                         continue;
5153
5154                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
5155
5156                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5157                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
5158                         clauses, @"clauses",
5159                     nil]];
5160
5161                     _forever {
5162                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
5163
5164                         pkgCache::PkgIterator target(start.TargetPkg());
5165                         if (target->ProvidesList != 0)
5166                             reason = @"missing";
5167                         else {
5168                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
5169                             if (!ver.end()) {
5170                                 reason = @"installed";
5171                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
5172                             } else if (!cache[target].CandidateVerIter(cache).end())
5173                                 reason = @"uninstalled";
5174                             else if (target->ProvidesList == 0)
5175                                 reason = @"uninstallable";
5176                             else
5177                                 reason = @"virtual";
5178                         }
5179
5180                         NSDictionary *version(start.TargetVer() == 0 ? (NSDictionary *) [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
5181                             [NSString stringWithUTF8String:start.CompType()], @"operator",
5182                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
5183                         nil]);
5184
5185                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5186                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
5187                             version, @"version",
5188                             reason, @"reason",
5189                             installed, @"installed",
5190                         nil]];
5191
5192                         // yes, seriously. (wtf?)
5193                         if (start == end)
5194                             break;
5195                         ++start;
5196                     }
5197                 }
5198             }
5199
5200             pkgDepCache::StateCache &state(cache[iterator]);
5201
5202             static RegEx special_r("(firmware|gsc\\..*|cy\\+.*)");
5203
5204             if (state.NewInstall())
5205                 [installs addObject:name];
5206             // XXX: else if (state.Install())
5207             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
5208                 [reinstalls addObject:name];
5209             // XXX: move before previous if
5210             else if (state.Upgrade())
5211                 [upgrades addObject:name];
5212             else if (state.Downgrade())
5213                 [downgrades addObject:name];
5214             else if (!state.Delete())
5215                 // XXX: _assert(state.Keep());
5216                 continue;
5217             else if (special_r(name))
5218                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5219                     [NSNull null], @"package",
5220                     [NSArray arrayWithObjects:
5221                         [NSDictionary dictionaryWithObjectsAndKeys:
5222                             @"Conflicts", @"relationship",
5223                             [NSArray arrayWithObjects:
5224                                 [NSDictionary dictionaryWithObjectsAndKeys:
5225                                     name, @"package",
5226                                     [NSNull null], @"version",
5227                                     @"installed", @"reason",
5228                                 nil],
5229                             nil], @"clauses",
5230                         nil],
5231                     nil], @"reasons",
5232                 nil]];
5233             else {
5234                 if ([package essential])
5235                     remove = true;
5236                 [removes addObject:name];
5237             }
5238
5239             if ([name isEqualToString:@"cydia"])
5240                 UpgradeCydia_ = true;
5241
5242             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
5243             substrate_ |= DepSubstrate(iterator.CurrentVer());
5244         }
5245
5246         if (!remove)
5247             essential_ = nil;
5248         else if (Advanced_) {
5249             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
5250
5251             essential_ = [[[UIAlertView alloc]
5252                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
5253                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
5254                 delegate:self
5255                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
5256                 otherButtonTitles:
5257                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
5258                 nil
5259             ] autorelease];
5260
5261             [essential_ setContext:@"remove"];
5262             [essential_ setNumberOfRows:2];
5263         } else {
5264             essential_ = [[[UIAlertView alloc]
5265                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5266                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5267                 delegate:self
5268                 cancelButtonTitle:UCLocalize("OKAY")
5269                 otherButtonTitles:nil
5270             ] autorelease];
5271
5272             [essential_ setContext:@"unable"];
5273         }
5274
5275         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5276             installs, @"installs",
5277             reinstalls, @"reinstalls",
5278             upgrades, @"upgrades",
5279             downgrades, @"downgrades",
5280             removes, @"removes",
5281         nil];
5282
5283         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5284             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5285             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5286         nil];
5287
5288         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5289     } return self;
5290 }
5291
5292 - (UIBarButtonItem *) leftButton {
5293     return [[[UIBarButtonItem alloc]
5294         initWithTitle:UCLocalize("CANCEL")
5295         style:UIBarButtonItemStylePlain
5296         target:self
5297         action:@selector(cancelButtonClicked)
5298     ] autorelease];
5299 }
5300
5301 #if !AlwaysReload
5302 - (void) applyRightButton {
5303     if ([issues_ count] == 0 && ![self isLoading])
5304         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5305             initWithTitle:UCLocalize("CONFIRM")
5306             style:UIBarButtonItemStyleDone
5307             target:self
5308             action:@selector(confirmButtonClicked)
5309         ] autorelease]];
5310     else
5311         [[self navigationItem] setRightBarButtonItem:nil];
5312 }
5313 #endif
5314
5315 - (void) cancelButtonClicked {
5316     [delegate_ cancelAndClear:YES];
5317     [self dismissModalViewControllerAnimated:YES];
5318 }
5319
5320 #if !AlwaysReload
5321 - (void) confirmButtonClicked {
5322     if (essential_ != nil)
5323         [essential_ show];
5324     else
5325         [self complete];
5326 }
5327 #endif
5328
5329 @end
5330 /* }}} */
5331
5332 /* Progress Data {{{ */
5333 @interface CydiaProgressData : NSObject {
5334     _transient id delegate_;
5335
5336     bool running_;
5337     float percent_;
5338
5339     float current_;
5340     float total_;
5341     float speed_;
5342
5343     _H<NSMutableArray> events_;
5344     _H<NSString> title_;
5345
5346     _H<NSString> status_;
5347     _H<NSString> finish_;
5348 }
5349
5350 @end
5351
5352 @implementation CydiaProgressData
5353
5354 + (NSArray *) _attributeKeys {
5355     return [NSArray arrayWithObjects:
5356         @"current",
5357         @"events",
5358         @"finish",
5359         @"percent",
5360         @"running",
5361         @"speed",
5362         @"title",
5363         @"total",
5364     nil];
5365 }
5366
5367 - (NSArray *) attributeKeys {
5368     return [[self class] _attributeKeys];
5369 }
5370
5371 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5372     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5373 }
5374
5375 - (id) init {
5376     if ((self = [super init]) != nil) {
5377         events_ = [NSMutableArray arrayWithCapacity:32];
5378     } return self;
5379 }
5380
5381 - (id) delegate {
5382     return delegate_;
5383 }
5384
5385 - (void) setDelegate:(id)delegate {
5386     delegate_ = delegate;
5387 }
5388
5389 - (void) setPercent:(float)value {
5390     percent_ = value;
5391 }
5392
5393 - (NSNumber *) percent {
5394     return [NSNumber numberWithFloat:percent_];
5395 }
5396
5397 - (void) setCurrent:(float)value {
5398     current_ = value;
5399 }
5400
5401 - (NSNumber *) current {
5402     return [NSNumber numberWithFloat:current_];
5403 }
5404
5405 - (void) setTotal:(float)value {
5406     total_ = value;
5407 }
5408
5409 - (NSNumber *) total {
5410     return [NSNumber numberWithFloat:total_];
5411 }
5412
5413 - (void) setSpeed:(float)value {
5414     speed_ = value;
5415 }
5416
5417 - (NSNumber *) speed {
5418     return [NSNumber numberWithFloat:speed_];
5419 }
5420
5421 - (NSArray *) events {
5422     return events_;
5423 }
5424
5425 - (void) removeAllEvents {
5426     [events_ removeAllObjects];
5427 }
5428
5429 - (void) addEvent:(CydiaProgressEvent *)event {
5430     [events_ addObject:event];
5431 }
5432
5433 - (void) setTitle:(NSString *)text {
5434     title_ = text;
5435 }
5436
5437 - (NSString *) title {
5438     return title_;
5439 }
5440
5441 - (void) setFinish:(NSString *)text {
5442     finish_ = text;
5443 }
5444
5445 - (NSString *) finish {
5446     return (id) finish_ ?: [NSNull null];
5447 }
5448
5449 - (void) setRunning:(bool)running {
5450     running_ = running;
5451 }
5452
5453 - (NSNumber *) running {
5454     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5455 }
5456
5457 @end
5458 /* }}} */
5459 /* Progress Controller {{{ */
5460 @interface ProgressController : CydiaWebViewController <
5461     ProgressDelegate
5462 > {
5463     _transient Database *database_;
5464     _H<CydiaProgressData, 1> progress_;
5465     unsigned cancel_;
5466 }
5467
5468 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5469
5470 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5471
5472 - (void) setTitle:(NSString *)title;
5473 - (void) setCancellable:(bool)cancellable;
5474
5475 @end
5476
5477 @implementation ProgressController
5478
5479 - (void) dealloc {
5480     [database_ setProgressDelegate:nil];
5481     [super dealloc];
5482 }
5483
5484 - (UIBarButtonItem *) leftButton {
5485     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5486         initWithTitle:UCLocalize("CANCEL")
5487         style:UIBarButtonItemStylePlain
5488         target:self
5489         action:@selector(cancel)
5490     ] autorelease] : nil;
5491 }
5492
5493 - (void) updateCancel {
5494     [super applyLeftButton];
5495 }
5496
5497 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5498     if ((self = [super init]) != nil) {
5499         database_ = database;
5500         delegate_ = delegate;
5501
5502         [database_ setProgressDelegate:self];
5503
5504         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5505         [progress_ setDelegate:self];
5506
5507         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5508
5509         [scroller_ setBackgroundColor:[UIColor blackColor]];
5510
5511         [[self navigationItem] setHidesBackButton:YES];
5512
5513         [self updateCancel];
5514     } return self;
5515 }
5516
5517 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5518     [super webView:view didClearWindowObject:window forFrame:frame];
5519     [window setValue:progress_ forKey:@"cydiaProgress"];
5520 }
5521
5522 - (void) updateProgress {
5523     [self dispatchEvent:@"CydiaProgressUpdate"];
5524 }
5525
5526 - (void) viewWillAppear:(BOOL)animated {
5527     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5528     [super viewWillAppear:animated];
5529 }
5530
5531 - (void) reloadSpringBoard {
5532     if (kCFCoreFoundationVersionNumber > 700) { // XXX: iOS 6.x
5533         system("/bin/launchctl stop com.apple.backboardd");
5534         sleep(15);
5535         system("/usr/bin/killall backboardd SpringBoard sbreload");
5536         return;
5537     }
5538
5539     pid_t pid(ExecFork());
5540     if (pid == 0) {
5541         if (setsid() == -1)
5542             perror("setsid");
5543
5544         pid_t pid(ExecFork());
5545         if (pid == 0) {
5546             execl("/usr/libexec/cydia/cydo", "cydo", "/usr/bin/sbreload", NULL);
5547             perror("sbreload");
5548
5549             exit(0);
5550         } ReapZombie(pid);
5551
5552         exit(0);
5553     } ReapZombie(pid);
5554
5555     sleep(15);
5556     system("/usr/bin/killall backboardd SpringBoard sbreload");
5557 }
5558
5559 - (void) close {
5560     UpdateExternalStatus(0);
5561
5562     if (Finish_ > 1)
5563         [delegate_ saveState];
5564
5565     switch (Finish_) {
5566         case 0:
5567             [delegate_ returnToCydia];
5568         break;
5569
5570         case 1:
5571             [delegate_ terminateWithSuccess];
5572             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5573                 [delegate_ suspendWithAnimation:YES];
5574             else
5575                 [delegate_ suspend];*/
5576         break;
5577
5578         case 2:
5579             _trace();
5580             goto reload;
5581
5582         case 3:
5583             _trace();
5584             goto reload;
5585
5586         reload: {
5587             UIProgressHUD *hud([delegate_ addProgressHUD]);
5588             [hud setText:UCLocalize("LOADING")];
5589             [self performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5590             return;
5591         }
5592
5593         case 4:
5594             _trace();
5595             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5596                 SBReboot(SBSSpringBoardServerPort());
5597             else
5598                 reboot2(RB_AUTOBOOT);
5599         break;
5600     }
5601
5602     [super close];
5603 }
5604
5605 - (void) setTitle:(NSString *)title {
5606     [progress_ setTitle:title];
5607     [self updateProgress];
5608 }
5609
5610 - (UIBarButtonItem *) rightButton {
5611     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5612         initWithTitle:UCLocalize("CLOSE")
5613         style:UIBarButtonItemStylePlain
5614         target:self
5615         action:@selector(close)
5616     ] autorelease];
5617 }
5618
5619 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5620     UpdateExternalStatus(1);
5621
5622     [progress_ setRunning:true];
5623     [self setTitle:title];
5624     // implicit updateProgress
5625
5626     SHA1SumValue notifyconf; {
5627         FileFd file;
5628         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5629             _error->Discard();
5630         else {
5631             MMap mmap(file, MMap::ReadOnly);
5632             SHA1Summation sha1;
5633             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5634             notifyconf = sha1.Result();
5635         }
5636     }
5637
5638     SHA1SumValue springlist; {
5639         FileFd file;
5640         if (!file.Open(SpringBoard_, 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             springlist = sha1.Result();
5647         }
5648     }
5649
5650     if (invocation != nil) {
5651         [invocation yieldToSelector:@selector(invoke)];
5652         [self setTitle:@"COMPLETE"];
5653     }
5654
5655     if (Finish_ < 4) {
5656         FileFd file;
5657         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5658             _error->Discard();
5659         else {
5660             MMap mmap(file, MMap::ReadOnly);
5661             SHA1Summation sha1;
5662             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5663             if (!(notifyconf == sha1.Result()))
5664                 Finish_ = 4;
5665         }
5666     }
5667
5668     if (Finish_ < 3) {
5669         FileFd file;
5670         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5671             _error->Discard();
5672         else {
5673             MMap mmap(file, MMap::ReadOnly);
5674             SHA1Summation sha1;
5675             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5676             if (!(springlist == sha1.Result()))
5677                 Finish_ = 3;
5678         }
5679     }
5680
5681     if (Finish_ < 2) {
5682         if (RestartSubstrate_)
5683             Finish_ = 2;
5684     }
5685
5686     RestartSubstrate_ = false;
5687
5688     switch (Finish_) {
5689         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5690         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5691         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5692         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5693         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5694     }
5695
5696     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5697
5698     [progress_ setRunning:false];
5699     [self updateProgress];
5700
5701     [self applyRightButton];
5702 }
5703
5704 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5705     [progress_ addEvent:event];
5706     [self updateProgress];
5707 }
5708
5709 - (bool) isProgressCancelled {
5710     return cancel_ == 2;
5711 }
5712
5713 - (void) cancel {
5714     cancel_ = 2;
5715     [self updateCancel];
5716 }
5717
5718 - (void) setCancellable:(bool)cancellable {
5719     unsigned cancel(cancel_);
5720
5721     if (!cancellable)
5722         cancel_ = 0;
5723     else if (cancel_ == 0)
5724         cancel_ = 1;
5725
5726     if (cancel != cancel_)
5727         [self updateCancel];
5728 }
5729
5730 - (void) setProgressCancellable:(NSNumber *)cancellable {
5731     [self setCancellable:[cancellable boolValue]];
5732 }
5733
5734 - (void) setProgressPercent:(NSNumber *)percent {
5735     [progress_ setPercent:[percent floatValue]];
5736     [self updateProgress];
5737 }
5738
5739 - (void) setProgressStatus:(NSDictionary *)status {
5740     if (status == nil) {
5741         [progress_ setCurrent:0];
5742         [progress_ setTotal:0];
5743         [progress_ setSpeed:0];
5744     } else {
5745         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5746
5747         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5748         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5749         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5750     }
5751
5752     [self updateProgress];
5753 }
5754
5755 @end
5756 /* }}} */
5757
5758 /* Package Cell {{{ */
5759 @interface PackageCell : CyteTableViewCell <
5760     CyteTableViewCellDelegate
5761 > {
5762     _H<UIImage> icon_;
5763     _H<NSString> name_;
5764     _H<NSString> description_;
5765     bool commercial_;
5766     _H<NSString> source_;
5767     _H<UIImage> badge_;
5768     _H<UIImage> placard_;
5769     bool summarized_;
5770 }
5771
5772 - (PackageCell *) init;
5773 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5774
5775 - (void) drawContentRect:(CGRect)rect;
5776
5777 @end
5778
5779 @implementation PackageCell
5780
5781 - (PackageCell *) init {
5782     CGRect frame(CGRectMake(0, 0, 320, 74));
5783     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5784         UIView *content([self contentView]);
5785         CGRect bounds([content bounds]);
5786
5787         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5788         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5789         [content addSubview:content_];
5790
5791         [content_ setDelegate:self];
5792         [content_ setOpaque:YES];
5793     } return self;
5794 }
5795
5796 - (NSString *) accessibilityLabel {
5797     return name_;
5798 }
5799
5800 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5801     summarized_ = summary;
5802
5803     icon_ = nil;
5804     name_ = nil;
5805     description_ = nil;
5806     source_ = nil;
5807     badge_ = nil;
5808     placard_ = nil;
5809
5810     if (package == nil)
5811         [content_ setBackgroundColor:[UIColor whiteColor]];
5812     else {
5813         [package parse];
5814
5815         Source *source = [package source];
5816
5817         icon_ = [package icon];
5818
5819         if (NSString *name = [package name])
5820             name_ = [NSString stringWithString:name];
5821
5822         if (NSString *description = [package shortDescription])
5823             description_ = [NSString stringWithString:description];
5824
5825         commercial_ = [package isCommercial];
5826
5827         NSString *label = nil;
5828         bool trusted = false;
5829
5830         if (source != nil) {
5831             label = [source label];
5832             trusted = [source trusted];
5833         } else if ([[package id] isEqualToString:@"firmware"])
5834             label = UCLocalize("APPLE");
5835         else
5836             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5837
5838         NSString *from(label);
5839
5840         NSString *section = [package simpleSection];
5841         if (section != nil && ![section isEqualToString:label]) {
5842             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5843             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5844         }
5845
5846         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5847
5848         if (NSString *purpose = [package primaryPurpose])
5849             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5850
5851         UIColor *color;
5852         NSString *placard;
5853
5854         if (NSString *mode = [package mode]) {
5855             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5856                 color = RemovingColor_;
5857                 placard = @"removing";
5858             } else {
5859                 color = InstallingColor_;
5860                 placard = @"installing";
5861             }
5862         } else {
5863             color = [UIColor whiteColor];
5864
5865             if ([package installed] != nil)
5866                 placard = @"installed";
5867             else
5868                 placard = nil;
5869         }
5870
5871         [content_ setBackgroundColor:color];
5872
5873         if (placard != nil)
5874             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5875     }
5876
5877     [self setNeedsDisplay];
5878     [content_ setNeedsDisplay];
5879 }
5880
5881 - (void) drawSummaryContentRect:(CGRect)rect {
5882     bool highlighted(highlighted_);
5883     float width([self bounds].size.width);
5884
5885     if (icon_ != nil) {
5886         CGRect rect;
5887         rect.size = [(UIImage *) icon_ size];
5888
5889         while (rect.size.width > 16 || rect.size.height > 16) {
5890             rect.size.width /= 2;
5891             rect.size.height /= 2;
5892         }
5893
5894         rect.origin.x = 19 - rect.size.width / 2;
5895         rect.origin.y = 19 - rect.size.height / 2;
5896
5897         [icon_ drawInRect:Retina(rect)];
5898     }
5899
5900     if (badge_ != nil) {
5901         CGRect rect;
5902         rect.size = [(UIImage *) badge_ size];
5903
5904         rect.size.width /= 4;
5905         rect.size.height /= 4;
5906
5907         rect.origin.x = 25 - rect.size.width / 2;
5908         rect.origin.y = 25 - rect.size.height / 2;
5909
5910         [badge_ drawInRect:Retina(rect)];
5911     }
5912
5913     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5914         UISetColor(White_);
5915
5916     if (!highlighted)
5917         UISetColor(commercial_ ? Purple_ : Black_);
5918     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
5919
5920     if (placard_ != nil)
5921         [placard_ drawAtPoint:CGPointMake(width - 52, 11)];
5922 }
5923
5924 - (void) drawNormalContentRect:(CGRect)rect {
5925     bool highlighted(highlighted_);
5926     float width([self bounds].size.width);
5927
5928     if (icon_ != nil) {
5929         CGRect rect;
5930         rect.size = [(UIImage *) icon_ size];
5931
5932         while (rect.size.width > 32 || rect.size.height > 32) {
5933             rect.size.width /= 2;
5934             rect.size.height /= 2;
5935         }
5936
5937         rect.origin.x = 25 - rect.size.width / 2;
5938         rect.origin.y = 25 - rect.size.height / 2;
5939
5940         [icon_ drawInRect:Retina(rect)];
5941     }
5942
5943     if (badge_ != nil) {
5944         CGRect rect;
5945         rect.size = [(UIImage *) badge_ size];
5946
5947         rect.size.width /= 2;
5948         rect.size.height /= 2;
5949
5950         rect.origin.x = 36 - rect.size.width / 2;
5951         rect.origin.y = 36 - rect.size.height / 2;
5952
5953         [badge_ drawInRect:Retina(rect)];
5954     }
5955
5956     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5957         UISetColor(White_);
5958
5959     if (!highlighted)
5960         UISetColor(commercial_ ? Purple_ : Black_);
5961     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
5962     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
5963
5964     if (!highlighted)
5965         UISetColor(commercial_ ? Purplish_ : Gray_);
5966     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:NSLineBreakByTruncatingTail];
5967
5968     if (placard_ != nil)
5969         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5970 }
5971
5972 - (void) drawContentRect:(CGRect)rect {
5973     if (summarized_)
5974         [self drawSummaryContentRect:rect];
5975     else
5976         [self drawNormalContentRect:rect];
5977 }
5978
5979 @end
5980 /* }}} */
5981 /* Section Cell {{{ */
5982 @interface SectionCell : CyteTableViewCell <
5983     CyteTableViewCellDelegate
5984 > {
5985     _H<NSString> basic_;
5986     _H<NSString> section_;
5987     _H<NSString> name_;
5988     _H<NSString> count_;
5989     _H<UIImage> icon_;
5990     _H<UISwitch> switch_;
5991     BOOL editing_;
5992 }
5993
5994 - (void) setSection:(Section *)section editing:(BOOL)editing;
5995
5996 @end
5997
5998 @implementation SectionCell
5999
6000 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
6001     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
6002         icon_ = [UIImage imageNamed:@"folder.png"];
6003         // XXX: this initial frame is wrong, but is fixed later
6004         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
6005         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
6006
6007         UIView *content([self contentView]);
6008         CGRect bounds([content bounds]);
6009
6010         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
6011         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6012         [content addSubview:content_];
6013         [content_ setBackgroundColor:[UIColor whiteColor]];
6014
6015         [content_ setDelegate:self];
6016     } return self;
6017 }
6018
6019 - (void) onSwitch:(id)sender {
6020     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
6021     if (metadata == nil) {
6022         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
6023         [Sections_ setObject:metadata forKey:basic_];
6024     }
6025
6026     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
6027     Changed_ = true;
6028 }
6029
6030 - (void) setSection:(Section *)section editing:(BOOL)editing {
6031     if (editing != editing_) {
6032         if (editing_)
6033             [switch_ removeFromSuperview];
6034         else
6035             [self addSubview:switch_];
6036         editing_ = editing;
6037     }
6038
6039     basic_ = nil;
6040     section_ = nil;
6041     name_ = nil;
6042     count_ = nil;
6043
6044     if (section == nil) {
6045         name_ = UCLocalize("ALL_PACKAGES");
6046         count_ = nil;
6047     } else {
6048         basic_ = [section name];
6049         section_ = [section localized];
6050
6051         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
6052         count_ = [NSString stringWithFormat:@"%zd", [section count]];
6053
6054         if (editing_)
6055             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
6056     }
6057
6058     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
6059     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
6060
6061     [content_ setNeedsDisplay];
6062 }
6063
6064 - (void) setFrame:(CGRect)frame {
6065     [super setFrame:frame];
6066
6067     CGRect rect([switch_ frame]);
6068     [switch_ setFrame:CGRectMake(frame.size.width - rect.size.width - 9, 9, rect.size.width, rect.size.height)];
6069 }
6070
6071 - (NSString *) accessibilityLabel {
6072     return name_;
6073 }
6074
6075 - (void) drawContentRect:(CGRect)rect {
6076     bool highlighted(highlighted_ && !editing_);
6077
6078     [icon_ drawInRect:CGRectMake(7, 7, 32, 32)];
6079
6080     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6081         UISetColor(White_);
6082
6083     float width(rect.size.width);
6084     if (editing_)
6085         width -= 9 + [switch_ frame].size.width;
6086
6087     if (!highlighted)
6088         UISetColor(Black_);
6089     [name_ drawAtPoint:CGPointMake(48, 12) forWidth:(width - 58) withFont:Font18_ lineBreakMode:NSLineBreakByTruncatingTail];
6090
6091     CGSize size = [count_ sizeWithFont:Font14_];
6092
6093     UISetColor(Folder_);
6094     if (count_ != nil)
6095         [count_ drawAtPoint:CGPointMake(Retina(10 + (30 - size.width) / 2), 18) withFont:Font12Bold_];
6096 }
6097
6098 @end
6099 /* }}} */
6100
6101 /* File Table {{{ */
6102 @interface FileTable : CyteViewController <
6103     UITableViewDataSource,
6104     UITableViewDelegate
6105 > {
6106     _transient Database *database_;
6107     _H<Package> package_;
6108     _H<NSString> name_;
6109     _H<NSMutableArray> files_;
6110     _H<UITableView, 2> list_;
6111 }
6112
6113 - (id) initWithDatabase:(Database *)database;
6114 - (void) setPackage:(Package *)package;
6115
6116 @end
6117
6118 @implementation FileTable
6119
6120 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
6121     return files_ == nil ? 0 : [files_ count];
6122 }
6123
6124 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
6125     return 24.0f;
6126 }*/
6127
6128 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
6129     static NSString *reuseIdentifier = @"Cell";
6130
6131     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
6132     if (cell == nil) {
6133         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
6134         [cell setFont:[UIFont systemFontOfSize:16]];
6135     }
6136     [cell setText:[files_ objectAtIndex:indexPath.row]];
6137     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
6138
6139     return cell;
6140 }
6141
6142 - (NSURL *) navigationURL {
6143     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
6144 }
6145
6146 - (void) loadView {
6147     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
6148     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6149     [list_ setRowHeight:24.0f];
6150     [(UITableView *) list_ setDataSource:self];
6151     [list_ setDelegate:self];
6152     [self setView:list_];
6153 }
6154
6155 - (void) viewDidLoad {
6156     [super viewDidLoad];
6157
6158     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
6159 }
6160
6161 - (void) releaseSubviews {
6162     list_ = nil;
6163
6164     package_ = nil;
6165     files_ = nil;
6166
6167     [super releaseSubviews];
6168 }
6169
6170 - (id) initWithDatabase:(Database *)database {
6171     if ((self = [super init]) != nil) {
6172         database_ = database;
6173     } return self;
6174 }
6175
6176 - (void) setPackage:(Package *)package {
6177     package_ = nil;
6178     name_ = nil;
6179
6180     files_ = [NSMutableArray arrayWithCapacity:32];
6181
6182     if (package != nil) {
6183         package_ = package;
6184         name_ = [package id];
6185
6186         if (NSArray *files = [package files])
6187             [files_ addObjectsFromArray:files];
6188
6189         if ([files_ count] != 0) {
6190             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
6191                 [files_ removeObjectAtIndex:0];
6192             [files_ sortUsingSelector:@selector(compareByPath:)];
6193
6194             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
6195             [stack addObject:@"/"];
6196
6197             for (int i(0), e([files_ count]); i != e; ++i) {
6198                 NSString *file = [files_ objectAtIndex:i];
6199                 while (![file hasPrefix:[stack lastObject]])
6200                     [stack removeLastObject];
6201                 NSString *directory = [stack lastObject];
6202                 [stack addObject:[file stringByAppendingString:@"/"]];
6203                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
6204                     ([stack count] - 2) * 3, "",
6205                     [file substringFromIndex:[directory length]]
6206                 ]];
6207             }
6208         }
6209     }
6210
6211     [list_ reloadData];
6212 }
6213
6214 - (void) reloadData {
6215     [super reloadData];
6216
6217     [self setPackage:[database_ packageWithName:name_]];
6218 }
6219
6220 @end
6221 /* }}} */
6222 /* Package Controller {{{ */
6223 @interface CYPackageController : CydiaWebViewController <
6224     UIActionSheetDelegate
6225 > {
6226     _transient Database *database_;
6227     _H<Package> package_;
6228     _H<NSString> name_;
6229     bool commercial_;
6230     std::vector<std::pair<_H<NSString>, _H<NSString>>> buttons_;
6231     _H<UIBarButtonItem> button_;
6232 }
6233
6234 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
6235
6236 @end
6237
6238 @implementation CYPackageController
6239
6240 - (NSURL *) navigationURL {
6241     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6242 }
6243
6244 - (void) _clickButtonWithName:(NSString *)name {
6245     if ([name isEqualToString:@"CLEAR"])
6246         [delegate_ clearPackage:package_];
6247     else if ([name isEqualToString:@"INSTALL"])
6248         [delegate_ installPackage:package_];
6249     else if ([name isEqualToString:@"REINSTALL"])
6250         [delegate_ installPackage:package_];
6251     else if ([name isEqualToString:@"REMOVE"])
6252         [delegate_ removePackage:package_];
6253     else if ([name isEqualToString:@"UPGRADE"])
6254         [delegate_ installPackage:package_];
6255     else _assert(false);
6256 }
6257
6258 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6259     NSString *context([sheet context]);
6260
6261     if ([context isEqualToString:@"modify"]) {
6262         if (button != [sheet cancelButtonIndex]) {
6263             if (IsWildcat_)
6264                 [self performSelector:@selector(_clickButtonWithName:) withObject:buttons_[button].first afterDelay:0];
6265             else
6266                 [self _clickButtonWithName:buttons_[button].first];
6267         }
6268
6269         [sheet dismissWithClickedButtonIndex:button animated:YES];
6270     }
6271 }
6272
6273 - (bool) _allowJavaScriptPanel {
6274     return commercial_;
6275 }
6276
6277 #if !AlwaysReload
6278 - (void) _customButtonClicked {
6279     size_t count(buttons_.size());
6280     if (count == 0)
6281         return;
6282
6283     if (count == 1)
6284         [self _clickButtonWithName:buttons_[0].first];
6285     else {
6286         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6287         for (const auto &button : buttons_)
6288             [buttons addObject:button.second];
6289
6290         UIActionSheet *sheet = [[[UIActionSheet alloc]
6291             initWithTitle:nil
6292             delegate:self
6293             cancelButtonTitle:nil
6294             destructiveButtonTitle:nil
6295             otherButtonTitles:nil
6296         ] autorelease];
6297
6298         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6299         if (!IsWildcat_) {
6300            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6301            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6302         }
6303         [sheet setContext:@"modify"];
6304
6305         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6306     }
6307 }
6308
6309 - (void) reloadButtonClicked {
6310     if (commercial_ && function_ == nil && [package_ uninstalled])
6311         return;
6312     [self customButtonClicked];
6313 }
6314
6315 - (void) applyLoadingTitle {
6316     // Don't show "Loading" as the title. Ever.
6317 }
6318
6319 - (UIBarButtonItem *) rightButton {
6320     return button_;
6321 }
6322 #endif
6323
6324 - (void) setPageColor:(UIColor *)color {
6325     return [super setPageColor:nil];
6326 }
6327
6328 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6329     if ((self = [super init]) != nil) {
6330         database_ = database;
6331         name_ = name == nil ? @"" : [NSString stringWithString:name];
6332         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6333     } return self;
6334 }
6335
6336 - (void) reloadData {
6337     [super reloadData];
6338
6339     package_ = [database_ packageWithName:name_];
6340
6341     buttons_.clear();
6342
6343     if (package_ != nil) {
6344         [(Package *) package_ parse];
6345
6346         commercial_ = [package_ isCommercial];
6347
6348         if ([package_ mode] != nil)
6349             buttons_.push_back(std::make_pair(@"CLEAR", UCLocalize("CLEAR")));
6350         if ([package_ source] == nil);
6351         else if ([package_ upgradableAndEssential:NO])
6352             buttons_.push_back(std::make_pair(@"UPGRADE", UCLocalize("UPGRADE")));
6353         else if ([package_ uninstalled])
6354             buttons_.push_back(std::make_pair(@"INSTALL", UCLocalize("INSTALL")));
6355         else
6356             buttons_.push_back(std::make_pair(@"REINSTALL", UCLocalize("REINSTALL")));
6357         if (![package_ uninstalled])
6358             buttons_.push_back(std::make_pair(@"REMOVE", UCLocalize("REMOVE")));
6359     }
6360
6361     NSString *title;
6362     switch (buttons_.size()) {
6363         case 0: title = nil; break;
6364         case 1: title = buttons_[0].second; break;
6365         default: title = UCLocalize("MODIFY"); break;
6366     }
6367
6368     button_ = [[[UIBarButtonItem alloc]
6369         initWithTitle:title
6370         style:UIBarButtonItemStylePlain
6371         target:self
6372         action:@selector(customButtonClicked)
6373     ] autorelease];
6374 }
6375
6376 - (bool) isLoading {
6377     return commercial_ ? [super isLoading] : false;
6378 }
6379
6380 @end
6381 /* }}} */
6382
6383 /* Package List Controller {{{ */
6384 @interface PackageListController : CyteViewController <
6385     UITableViewDataSource,
6386     UITableViewDelegate
6387 > {
6388     _transient Database *database_;
6389     unsigned era_;
6390     _H<NSArray> packages_;
6391     _H<NSArray> sections_;
6392     _H<UITableView, 2> list_;
6393
6394     _H<NSArray> thumbs_;
6395     std::vector<NSInteger> offset_;
6396
6397     _H<NSString> title_;
6398     unsigned reloading_;
6399 }
6400
6401 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6402 - (void) setDelegate:(id)delegate;
6403 - (void) resetCursor;
6404 - (void) clearData;
6405
6406 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages;
6407
6408 @end
6409
6410 @implementation PackageListController
6411
6412 - (NSURL *) referrerURL {
6413     return [self navigationURL];
6414 }
6415
6416 - (bool) isSummarized {
6417     return false;
6418 }
6419
6420 - (bool) showsSections {
6421     return true;
6422 }
6423
6424 - (void) deselectWithAnimation:(BOOL)animated {
6425     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6426 }
6427
6428 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6429     CGRect base = [[self view] bounds];
6430     base.size.height -= bounds.size.height;
6431     base.origin = [list_ frame].origin;
6432
6433     [UIView beginAnimations:nil context:NULL];
6434     [UIView setAnimationBeginsFromCurrentState:YES];
6435     [UIView setAnimationCurve:curve];
6436     [UIView setAnimationDuration:duration];
6437     [list_ setFrame:base];
6438     [UIView commitAnimations];
6439 }
6440
6441 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6442     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6443 }
6444
6445 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6446     [self resizeForKeyboardBounds:bounds duration:0];
6447 }
6448
6449 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6450     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6451         *curve = UIViewAnimationCurveEaseInOut;
6452     else
6453         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6454
6455     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6456         *duration = 0.3;
6457     else
6458         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6459 }
6460
6461 - (void) keyboardWillShow:(NSNotification *)notification {
6462     CGRect bounds;
6463     CGPoint center;
6464     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6465     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6466
6467     NSTimeInterval duration;
6468     UIViewAnimationCurve curve;
6469     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6470
6471     CGRect kbframe = CGRectMake(Retina(center.x - bounds.size.width / 2), Retina(center.y - bounds.size.height / 2), bounds.size.width, bounds.size.height);
6472     UIViewController *base = self;
6473     while ([base parentOrPresentingViewController] != nil)
6474         base = [base parentOrPresentingViewController];
6475     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6476     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6477
6478     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6479         intersection.size.height += CYStatusBarHeight();
6480
6481     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6482 }
6483
6484 - (void) keyboardWillHide:(NSNotification *)notification {
6485     NSTimeInterval duration;
6486     UIViewAnimationCurve curve;
6487     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6488
6489     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6490 }
6491
6492 - (void) viewWillAppear:(BOOL)animated {
6493     [super viewWillAppear:animated];
6494
6495     [self resizeForKeyboardBounds:CGRectZero];
6496     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6497     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6498 }
6499
6500 - (void) viewWillDisappear:(BOOL)animated {
6501     [super viewWillDisappear:animated];
6502
6503     [self resizeForKeyboardBounds:CGRectZero];
6504     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6505     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6506 }
6507
6508 - (void) viewDidAppear:(BOOL)animated {
6509     [super viewDidAppear:animated];
6510     [self deselectWithAnimation:animated];
6511 }
6512
6513 - (void) didSelectPackage:(Package *)package {
6514     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6515     [view setDelegate:delegate_];
6516     [[self navigationController] pushViewController:view animated:YES];
6517 }
6518
6519 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6520     NSInteger count([sections_ count]);
6521     return count == 0 ? 1 : count;
6522 }
6523
6524 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6525     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6526         return nil;
6527     return [[sections_ objectAtIndex:section] name];
6528 }
6529
6530 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6531     if ([sections_ count] == 0)
6532         return 0;
6533     return [[sections_ objectAtIndex:section] count];
6534 }
6535
6536 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6537 @synchronized (database_) {
6538     if ([database_ era] != era_)
6539         return nil;
6540
6541     Section *section([sections_ objectAtIndex:[path section]]);
6542     NSInteger row([path row]);
6543     Package *package([packages_ objectAtIndex:([section row] + row)]);
6544     return [[package retain] autorelease];
6545 } }
6546
6547 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6548     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6549     if (cell == nil)
6550         cell = [[[PackageCell alloc] init] autorelease];
6551
6552     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6553     [cell setPackage:package asSummary:[self isSummarized]];
6554     return cell;
6555 }
6556
6557 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6558     Package *package([self packageAtIndexPath:path]);
6559     package = [database_ packageWithName:[package id]];
6560     [self didSelectPackage:package];
6561 }
6562
6563 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6564     return thumbs_;
6565 }
6566
6567 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6568     return offset_[index];
6569 }
6570
6571 - (void) updateHeight {
6572     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6573 }
6574
6575 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6576     if ((self = [super init]) != nil) {
6577         database_ = database;
6578         title_ = [title copy];
6579         [[self navigationItem] setTitle:title_];
6580     } return self;
6581 }
6582
6583 - (void) loadView {
6584     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6585     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6586     [self setView:view];
6587
6588     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6589     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6590     [view addSubview:list_];
6591
6592     // XXX: is 20 the most optimal number here?
6593     [list_ setSectionIndexMinimumDisplayRowCount:20];
6594
6595     [(UITableView *) list_ setDataSource:self];
6596     [list_ setDelegate:self];
6597
6598     [self updateHeight];
6599 }
6600
6601 - (void) releaseSubviews {
6602     list_ = nil;
6603
6604     packages_ = nil;
6605     sections_ = nil;
6606
6607     thumbs_ = nil;
6608     offset_.clear();
6609
6610     [super releaseSubviews];
6611 }
6612
6613 - (void) setDelegate:(id)delegate {
6614     delegate_ = delegate;
6615 }
6616
6617 - (bool) shouldYield {
6618     return false;
6619 }
6620
6621 - (bool) shouldBlock {
6622     return false;
6623 }
6624
6625 - (NSMutableArray *) _reloadPackages {
6626 @synchronized (database_) {
6627     era_ = [database_ era];
6628     NSArray *packages([database_ packages]);
6629
6630     return [NSMutableArray arrayWithArray:packages];
6631 } }
6632
6633 - (void) _reloadData {
6634     if (reloading_ != 0) {
6635         reloading_ = 2;
6636         return;
6637     }
6638
6639     NSMutableArray *packages;
6640
6641   reload:
6642     if ([self shouldYield]) {
6643         do {
6644             UIProgressHUD *hud;
6645
6646             if (![self shouldBlock])
6647                 hud = nil;
6648             else {
6649                 hud = [delegate_ addProgressHUD];
6650                 [hud setText:UCLocalize("LOADING")];
6651             }
6652
6653             reloading_ = 1;
6654             packages = [self yieldToSelector:@selector(_reloadPackages)];
6655
6656             if (hud != nil)
6657                 [delegate_ removeProgressHUD:hud];
6658         } while (reloading_ == 2);
6659     } else {
6660         packages = [self _reloadPackages];
6661     }
6662
6663 @synchronized (database_) {
6664     if (era_ != [database_ era])
6665         goto reload;
6666     reloading_ = 0;
6667
6668     thumbs_ = nil;
6669     offset_.clear();
6670
6671     packages_ = packages;
6672
6673     if ([self showsSections])
6674         sections_ = [self sectionsForPackages:packages];
6675     else {
6676         Section *section([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6677         [section setCount:[packages_ count]];
6678         sections_ = [NSArray arrayWithObject:section];
6679     }
6680
6681     [self updateHeight];
6682
6683     _profile(PackageTable$reloadData$List)
6684         [(UITableView *) list_ setDataSource:self];
6685         [list_ reloadData];
6686     _end
6687 }
6688
6689     PrintTimes();
6690 }
6691
6692 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
6693     Section *prefix([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6694     size_t end([packages count]);
6695
6696     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
6697     Section *section(prefix);
6698
6699     thumbs_ = CollationThumbs_;
6700     offset_ = CollationOffset_;
6701
6702     size_t offset(0);
6703     size_t offsets([CollationStarts_ count]);
6704
6705     NSString *start([CollationStarts_ objectAtIndex:offset]);
6706     size_t length([start length]);
6707
6708     for (size_t index(0); index != end; ++index) {
6709         if (start != nil) {
6710             Package *package([packages objectAtIndex:index]);
6711             NSString *name(PackageName(package, @selector(cyname)));
6712
6713             //while ([start compare:name options:NSNumericSearch range:NSMakeRange(0, length) locale:CollationLocale_] != NSOrderedDescending) {
6714             while (StringNameCompare(start, name, length) != kCFCompareGreaterThan) {
6715                 NSString *title([CollationTitles_ objectAtIndex:offset]);
6716                 section = [[[Section alloc] initWithName:title row:index localize:NO] autorelease];
6717                 [sections addObject:section];
6718
6719                 start = ++offset == offsets ? nil : [CollationStarts_ objectAtIndex:offset];
6720                 if (start == nil)
6721                     break;
6722                 length = [start length];
6723             }
6724         }
6725
6726         [section addToCount];
6727     }
6728
6729     for (; offset != offsets; ++offset) {
6730         NSString *title([CollationTitles_ objectAtIndex:offset]);
6731         Section *section([[[Section alloc] initWithName:title row:end localize:NO] autorelease]);
6732         [sections addObject:section];
6733     }
6734
6735     if ([prefix count] != 0) {
6736         Section *suffix([sections lastObject]);
6737         [prefix setName:[suffix name]];
6738         [suffix setName:nil];
6739         [sections insertObject:prefix atIndex:(offsets - 1)];
6740     }
6741
6742     return sections;
6743 }
6744
6745 - (void) reloadData {
6746     [super reloadData];
6747
6748     if ([self shouldYield])
6749         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6750     else
6751         [self _reloadData];
6752 }
6753
6754 - (void) resetCursor {
6755     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6756 }
6757
6758 - (void) clearData {
6759     [self updateHeight];
6760
6761     [list_ setDataSource:nil];
6762     [list_ reloadData];
6763
6764     [self resetCursor];
6765 }
6766
6767 @end
6768 /* }}} */
6769 /* Filtered Package List Controller {{{ */
6770 typedef Function<bool, Package *> PackageFilter;
6771 typedef Function<void, NSMutableArray *> PackageSorter;
6772 @interface FilteredPackageListController : PackageListController {
6773     PackageFilter filter_;
6774     PackageSorter sorter_;
6775 }
6776
6777 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter;
6778
6779 - (void) setFilter:(PackageFilter)filter;
6780 - (void) setSorter:(PackageSorter)sorter;
6781
6782 @end
6783
6784 @implementation FilteredPackageListController
6785
6786 - (void) setFilter:(PackageFilter)filter {
6787 @synchronized (self) {
6788     filter_ = filter;
6789 } }
6790
6791 - (void) setSorter:(PackageSorter)sorter {
6792 @synchronized (self) {
6793     sorter_ = sorter;
6794 } }
6795
6796 - (NSMutableArray *) _reloadPackages {
6797 @synchronized (database_) {
6798     era_ = [database_ era];
6799
6800     NSArray *packages([database_ packages]);
6801     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6802
6803     PackageFilter filter;
6804     PackageSorter sorter;
6805
6806     @synchronized (self) {
6807         filter = filter_;
6808         sorter = sorter_;
6809     }
6810
6811     _profile(PackageTable$reloadData$Filter)
6812         for (Package *package in packages)
6813             if ([package valid] && filter(package))
6814                 [filtered addObject:package];
6815     _end
6816
6817     if (sorter)
6818         sorter(filtered);
6819     return filtered;
6820 } }
6821
6822 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter {
6823     if ((self = [super initWithDatabase:database title:title]) != nil) {
6824         [self setFilter:filter];
6825     } return self;
6826 }
6827
6828 @end
6829 /* }}} */
6830
6831 /* Home Controller {{{ */
6832 @interface HomeController : CydiaWebViewController {
6833     CFRunLoopRef runloop_;
6834     SCNetworkReachabilityRef reachability_;
6835 }
6836
6837 @end
6838
6839 @implementation HomeController
6840
6841 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6842     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6843 }
6844
6845 - (id) init {
6846     if ((self = [super init]) != nil) {
6847         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6848         [self reloadData];
6849
6850         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6851         if (reachability_ != NULL) {
6852             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6853             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6854
6855             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6856             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6857                 runloop_ = runloop;
6858         }
6859     } return self;
6860 }
6861
6862 - (void) dealloc {
6863     if (reachability_ != NULL && runloop_ != NULL)
6864         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6865     [super dealloc];
6866 }
6867
6868 - (NSURL *) navigationURL {
6869     return [NSURL URLWithString:@"cydia://home"];
6870 }
6871
6872 - (void) aboutButtonClicked {
6873     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6874
6875     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6876     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6877     [alert setCancelButtonIndex:0];
6878
6879     [alert setMessage:
6880         @"Copyright \u00a9 2008-2014\n"
6881         "SaurikIT, LLC\n"
6882         "\n"
6883         "Jay Freeman (saurik)\n"
6884         "saurik@saurik.com\n"
6885         "http://www.saurik.com/"
6886     ];
6887
6888     [alert show];
6889 }
6890
6891 - (UIBarButtonItem *) leftButton {
6892     return [[[UIBarButtonItem alloc]
6893         initWithTitle:UCLocalize("ABOUT")
6894         style:UIBarButtonItemStylePlain
6895         target:self
6896         action:@selector(aboutButtonClicked)
6897     ] autorelease];
6898 }
6899
6900 @end
6901 /* }}} */
6902
6903 /* Cydia Navigation Controller Interface {{{ */
6904 @interface UINavigationController (Cydia)
6905
6906 - (NSArray *) navigationURLCollection;
6907 - (void) unloadData;
6908
6909 @end
6910 /* }}} */
6911
6912 /* Cydia Tab Bar Controller {{{ */
6913 @interface CydiaTabBarController : CyteTabBarController <
6914     UITabBarControllerDelegate,
6915     FetchDelegate
6916 > {
6917     _transient Database *database_;
6918
6919     _H<UIActivityIndicatorView> indicator_;
6920
6921     bool updating_;
6922     // XXX: ok, "updatedelegate_"?...
6923     _transient NSObject<CydiaDelegate> *updatedelegate_;
6924 }
6925
6926 - (NSArray *) navigationURLCollection;
6927 - (void) beginUpdate;
6928 - (BOOL) updating;
6929
6930 @end
6931
6932 @implementation CydiaTabBarController
6933
6934 - (NSArray *) navigationURLCollection {
6935     NSMutableArray *items([NSMutableArray array]);
6936
6937     // XXX: Should this deal with transient view controllers?
6938     for (id navigation in [self viewControllers]) {
6939         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6940         if (stack != nil)
6941             [items addObject:stack];
6942     }
6943
6944     return items;
6945 }
6946
6947 - (id) initWithDatabase:(Database *)database {
6948     if ((self = [super init]) != nil) {
6949         database_ = database;
6950         [self setDelegate:self];
6951
6952         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteTiny] autorelease];
6953         [indicator_ setOrigin:CGPointMake(kCFCoreFoundationVersionNumber >= 800 ? 2 : 4, 2)];
6954
6955         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6956     } return self;
6957 }
6958
6959 - (void) setUpdate:(NSDate *)date {
6960     [self beginUpdate];
6961 }
6962
6963 - (void) beginUpdate {
6964     if (updating_)
6965         return;
6966
6967     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
6968     UITabBarItem *item([controller tabBarItem]);
6969
6970     [item setBadgeValue:@""];
6971     UIView *badge(MSHookIvar<UIView *>([item view], "_badge"));
6972
6973     [indicator_ startAnimating];
6974     [badge addSubview:indicator_];
6975
6976     [updatedelegate_ retainNetworkActivityIndicator];
6977     updating_ = true;
6978
6979     [NSThread
6980         detachNewThreadSelector:@selector(performUpdate)
6981         toTarget:self
6982         withObject:nil
6983     ];
6984 }
6985
6986 - (void) performUpdate {
6987     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6988
6989     SourceStatus status(self, database_);
6990     [database_ updateWithStatus:status];
6991
6992     [self
6993         performSelectorOnMainThread:@selector(completeUpdate)
6994         withObject:nil
6995         waitUntilDone:NO
6996     ];
6997
6998     [pool release];
6999 }
7000
7001 - (void) stopUpdateWithSelector:(SEL)selector {
7002     updating_ = false;
7003     [updatedelegate_ releaseNetworkActivityIndicator];
7004
7005     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7006     [[controller tabBarItem] setBadgeValue:nil];
7007
7008     [indicator_ removeFromSuperview];
7009     [indicator_ stopAnimating];
7010
7011     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
7012 }
7013
7014 - (void) completeUpdate {
7015     if (!updating_)
7016         return;
7017     [self stopUpdateWithSelector:@selector(reloadData)];
7018 }
7019
7020 - (void) cancelUpdate {
7021     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
7022 }
7023
7024 - (void) cancelPressed {
7025     [self cancelUpdate];
7026 }
7027
7028 - (BOOL) updating {
7029     return updating_;
7030 }
7031
7032 - (bool) isSourceCancelled {
7033     return !updating_;
7034 }
7035
7036 - (void) startSourceFetch:(NSString *)uri {
7037 }
7038
7039 - (void) stopSourceFetch:(NSString *)uri {
7040 }
7041
7042 - (void) setUpdateDelegate:(id)delegate {
7043     updatedelegate_ = delegate;
7044 }
7045
7046 @end
7047 /* }}} */
7048
7049 /* Cydia Navigation Controller Implementation {{{ */
7050 @implementation UINavigationController (Cydia)
7051
7052 - (NSArray *) navigationURLCollection {
7053     NSMutableArray *stack([NSMutableArray array]);
7054
7055     for (CyteViewController *controller in [self viewControllers]) {
7056         NSString *url = [[controller navigationURL] absoluteString];
7057         if (url != nil)
7058             [stack addObject:url];
7059     }
7060
7061     return stack;
7062 }
7063
7064 - (void) reloadData {
7065     [super reloadData];
7066
7067     UIViewController *visible([self visibleViewController]);
7068     if (visible != nil)
7069         [visible reloadData];
7070
7071     // on the iPad, this view controller is ALSO visible. :(
7072     if (IsWildcat_)
7073         if (UIViewController *modal = [self modalViewController])
7074             if ([modal modalPresentationStyle] == UIModalPresentationFormSheet)
7075                 if (UIViewController *top = [self topViewController])
7076                     if (top != visible)
7077                         [top reloadData];
7078 }
7079
7080 - (void) unloadData {
7081     for (CyteViewController *page in [self viewControllers])
7082         [page unloadData];
7083
7084     [super unloadData];
7085 }
7086
7087 @end
7088 /* }}} */
7089
7090 /* Cydia:// Protocol {{{ */
7091 @interface CydiaURLProtocol : NSURLProtocol {
7092 }
7093
7094 @end
7095
7096 @implementation CydiaURLProtocol
7097
7098 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7099     NSURL *url([request URL]);
7100     if (url == nil)
7101         return NO;
7102
7103     NSString *scheme([[url scheme] lowercaseString]);
7104     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7105         return YES;
7106     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7107         return YES;
7108
7109     return NO;
7110 }
7111
7112 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7113     return request;
7114 }
7115
7116 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7117     id<NSURLProtocolClient> client([self client]);
7118     if (icon == nil)
7119         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7120     else {
7121         NSData *data(UIImagePNGRepresentation(icon));
7122
7123         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7124         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7125         [client URLProtocol:self didLoadData:data];
7126         [client URLProtocolDidFinishLoading:self];
7127     }
7128 }
7129
7130 - (void) startLoading {
7131     id<NSURLProtocolClient> client([self client]);
7132     NSURLRequest *request([self request]);
7133
7134     NSURL *url([request URL]);
7135     NSString *href([url absoluteString]);
7136     NSString *scheme([[url scheme] lowercaseString]);
7137
7138     NSString *path;
7139
7140     if ([scheme isEqualToString:@"cydia"])
7141         path = [href substringFromIndex:8];
7142     else if ([scheme isEqualToString:@"about"])
7143         path = [href substringFromIndex:12];
7144     else _assert(false);
7145
7146     NSRange slash([path rangeOfString:@"/"]);
7147
7148     NSString *command;
7149     if (slash.location == NSNotFound) {
7150         command = path;
7151         path = nil;
7152     } else {
7153         command = [path substringToIndex:slash.location];
7154         path = [path substringFromIndex:(slash.location + 1)];
7155     }
7156
7157     Database *database([Database sharedInstance]);
7158
7159     if ([command isEqualToString:@"package-icon"]) {
7160         if (path == nil)
7161             goto fail;
7162         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7163         Package *package([database packageWithName:path]);
7164         if (package == nil)
7165             goto fail;
7166         [package parse];
7167         UIImage *icon([package icon]);
7168         [self _returnPNGWithImage:icon forRequest:request];
7169     } else if ([command isEqualToString:@"uikit-image"]) {
7170         if (path == nil)
7171             goto fail;
7172         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7173         UIImage *icon(_UIImageWithName(path));
7174         [self _returnPNGWithImage:icon forRequest:request];
7175     } else if ([command isEqualToString:@"section-icon"]) {
7176         if (path == nil)
7177             goto fail;
7178         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7179         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7180         if (icon == nil)
7181             icon = [UIImage imageNamed:@"unknown.png"];
7182         [self _returnPNGWithImage:icon forRequest:request];
7183     } else fail: {
7184         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7185     }
7186 }
7187
7188 - (void) stopLoading {
7189 }
7190
7191 @end
7192 /* }}} */
7193
7194 /* Section Controller {{{ */
7195 @interface SectionController : FilteredPackageListController {
7196     _H<NSString> key_;
7197     _H<NSString> section_;
7198 }
7199
7200 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section;
7201
7202 @end
7203
7204 @implementation SectionController
7205
7206 - (NSURL *) referrerURL {
7207     NSString *name(section_);
7208     name = name ?: @"*";
7209     NSString *key(key_);
7210     key = key ?: @"*";
7211     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@/%@", UI_, [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7212 }
7213
7214 - (NSURL *) navigationURL {
7215     NSString *name(section_);
7216     name = name ?: @"*";
7217     NSString *key(key_);
7218     key = key ?: @"*";
7219     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@/%@", [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7220 }
7221
7222 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section {
7223     NSString *title;
7224     if (section == nil)
7225         title = UCLocalize("ALL_PACKAGES");
7226     else if (![section isEqual:@""])
7227         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(section) value:nil table:@"Sections"];
7228     else
7229         title = UCLocalize("NO_SECTION");
7230
7231     if ((self = [super initWithDatabase:database title:title]) != nil) {
7232         key_ = [source key];
7233         section_ = section;
7234     } return self;
7235 }
7236
7237 - (void) reloadData {
7238     Source *source([database_ sourceWithKey:key_]);
7239     _H<NSString> name(section_);
7240
7241     [self setFilter:[=](Package *package) {
7242         NSString *section([package section]);
7243
7244         return (
7245             name == nil ||
7246             section == nil && [name length] == 0 ||
7247             [name isEqualToString:section]
7248         ) && (
7249             source == nil ||
7250             [package source] == source
7251         ) && [package visible];
7252     }];
7253
7254     [super reloadData];
7255 }
7256
7257 @end
7258 /* }}} */
7259 /* Sections Controller {{{ */
7260 @interface SectionsController : CyteViewController <
7261     UITableViewDataSource,
7262     UITableViewDelegate
7263 > {
7264     _transient Database *database_;
7265     _H<NSString> key_;
7266     _H<NSMutableArray> sections_;
7267     _H<NSMutableArray> filtered_;
7268     _H<UITableView, 2> list_;
7269 }
7270
7271 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7272 - (void) editButtonClicked;
7273
7274 @end
7275
7276 @implementation SectionsController
7277
7278 - (NSURL *) navigationURL {
7279     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
7280 }
7281
7282 - (Source *) source {
7283     if (key_ == nil)
7284         return nil;
7285     return [database_ sourceWithKey:key_];
7286 }
7287
7288 - (void) updateNavigationItem {
7289     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7290     if ([sections_ count] == 0) {
7291         [[self navigationItem] setRightBarButtonItem:nil];
7292     } else {
7293         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7294             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7295             target:self
7296             action:@selector(editButtonClicked)
7297         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7298     }
7299 }
7300
7301 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7302     [super setEditing:editing animated:animated];
7303
7304     if (editing)
7305         [list_ reloadData];
7306     else
7307         [delegate_ updateData];
7308
7309     [self updateNavigationItem];
7310 }
7311
7312 - (void) viewDidAppear:(BOOL)animated {
7313     [super viewDidAppear:animated];
7314     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7315 }
7316
7317 - (void) viewWillDisappear:(BOOL)animated {
7318     [super viewWillDisappear:animated];
7319     [self setEditing:NO];
7320 }
7321
7322 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7323     Section *section = nil;
7324     int index = [indexPath row];
7325     if (![self isEditing]) {
7326         index -= 1;
7327         if (index >= 0)
7328             section = [filtered_ objectAtIndex:index];
7329     } else {
7330         section = [sections_ objectAtIndex:index];
7331     }
7332     return section;
7333 }
7334
7335 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7336     if ([self isEditing])
7337         return [sections_ count];
7338     else
7339         return [filtered_ count] + 1;
7340 }
7341
7342 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7343     return 45.0f;
7344 }*/
7345
7346 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7347     static NSString *reuseIdentifier = @"SectionCell";
7348
7349     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7350     if (cell == nil)
7351         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7352
7353     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7354
7355     return cell;
7356 }
7357
7358 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7359     if ([self isEditing])
7360         return;
7361
7362     Section *section = [self sectionAtIndexPath:indexPath];
7363
7364     SectionController *controller = [[[SectionController alloc]
7365         initWithDatabase:database_
7366         source:[self source]
7367         section:[section name]
7368     ] autorelease];
7369     [controller setDelegate:delegate_];
7370
7371     [[self navigationController] pushViewController:controller animated:YES];
7372 }
7373
7374 - (void) loadView {
7375     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7376     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7377     [list_ setRowHeight:46];
7378     [(UITableView *) list_ setDataSource:self];
7379     [list_ setDelegate:self];
7380     [self setView:list_];
7381 }
7382
7383 - (void) viewDidLoad {
7384     [super viewDidLoad];
7385
7386     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7387 }
7388
7389 - (void) releaseSubviews {
7390     list_ = nil;
7391
7392     sections_ = nil;
7393     filtered_ = nil;
7394
7395     [super releaseSubviews];
7396 }
7397
7398 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7399     if ((self = [super init]) != nil) {
7400         database_ = database;
7401         key_ = [source key];
7402     } return self;
7403 }
7404
7405 - (void) reloadData {
7406     [super reloadData];
7407
7408     NSArray *packages = [database_ packages];
7409
7410     sections_ = [NSMutableArray arrayWithCapacity:16];
7411     filtered_ = [NSMutableArray arrayWithCapacity:16];
7412
7413     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7414
7415     Source *source([self source]);
7416
7417     _trace();
7418     for (Package *package in packages) {
7419         if (source != nil && [package source] != source)
7420             continue;
7421
7422         NSString *name([package section]);
7423         NSString *key(name == nil ? @"" : name);
7424
7425         Section *section;
7426
7427         _profile(SectionsView$reloadData$Section)
7428             section = [sections objectForKey:key];
7429             if (section == nil) {
7430                 _profile(SectionsView$reloadData$Section$Allocate)
7431                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7432                     [sections setObject:section forKey:key];
7433                 _end
7434             }
7435         _end
7436
7437         [section addToCount];
7438
7439         _profile(SectionsView$reloadData$Filter)
7440             if (![package valid] || ![package visible])
7441                 continue;
7442         _end
7443
7444         [section addToRow];
7445     }
7446     _trace();
7447
7448     [sections_ addObjectsFromArray:[sections allValues]];
7449
7450     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7451
7452     for (Section *section in (id) sections_) {
7453         size_t count([section row]);
7454         if (count == 0)
7455             continue;
7456
7457         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7458         [section setCount:count];
7459         [filtered_ addObject:section];
7460     }
7461
7462     [self updateNavigationItem];
7463     [list_ reloadData];
7464     _trace();
7465 }
7466
7467 - (void) editButtonClicked {
7468     [self setEditing:![self isEditing] animated:YES];
7469 }
7470
7471 @end
7472 /* }}} */
7473
7474 /* Changes Controller {{{ */
7475 @interface ChangesController : FilteredPackageListController {
7476     unsigned upgrades_;
7477 }
7478
7479 - (id) initWithDatabase:(Database *)database;
7480
7481 @end
7482
7483 @implementation ChangesController
7484
7485 - (NSURL *) referrerURL {
7486     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/changes/", UI_]];
7487 }
7488
7489 - (NSURL *) navigationURL {
7490     return [NSURL URLWithString:@"cydia://changes"];
7491 }
7492
7493 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7494 @synchronized (database_) {
7495     if ([database_ era] != era_)
7496         return nil;
7497
7498     NSUInteger sectionIndex([path section]);
7499     if (sectionIndex >= [sections_ count])
7500         return nil;
7501     Section *section([sections_ objectAtIndex:sectionIndex]);
7502     NSInteger row([path row]);
7503     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7504 } }
7505
7506 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7507     NSString *context([alert context]);
7508
7509     if ([context isEqualToString:@"norefresh"])
7510         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7511 }
7512
7513 - (void) setLeftBarButtonItem {
7514     if ([delegate_ updating])
7515         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7516             initWithTitle:UCLocalize("CANCEL")
7517             style:UIBarButtonItemStyleDone
7518             target:self
7519             action:@selector(cancelButtonClicked)
7520         ] autorelease] animated:YES];
7521     else
7522         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7523             initWithTitle:UCLocalize("REFRESH")
7524             style:UIBarButtonItemStylePlain
7525             target:self
7526             action:@selector(refreshButtonClicked)
7527         ] autorelease] animated:YES];
7528 }
7529
7530 - (void) refreshButtonClicked {
7531     if ([delegate_ requestUpdate])
7532         [self setLeftBarButtonItem];
7533 }
7534
7535 - (void) cancelButtonClicked {
7536     [delegate_ cancelUpdate];
7537 }
7538
7539 - (void) upgradeButtonClicked {
7540     [delegate_ distUpgrade];
7541     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7542 }
7543
7544 - (bool) shouldYield {
7545     return true;
7546 }
7547
7548 - (bool) shouldBlock {
7549     return true;
7550 }
7551
7552 - (void) useFilter {
7553 @synchronized (self) {
7554     [self setFilter:[](Package *package) {
7555         return [package upgradableAndEssential:YES] || [package visible];
7556     }];
7557
7558     [self setSorter:[](NSMutableArray *packages) {
7559         [packages radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7560     }];
7561 } }
7562
7563 - (id) initWithDatabase:(Database *)database {
7564     if ((self = [super initWithDatabase:database title:UCLocalize("CHANGES")]) != nil) {
7565         [self useFilter];
7566     } return self;
7567 }
7568
7569 - (void) viewDidLoad {
7570     [super viewDidLoad];
7571     [self setLeftBarButtonItem];
7572 }
7573
7574 - (void) viewWillAppear:(BOOL)animated {
7575     [super viewWillAppear:animated];
7576     [self setLeftBarButtonItem];
7577 }
7578
7579 - (void) reloadData {
7580     [self setLeftBarButtonItem];
7581     [super reloadData];
7582 }
7583
7584 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
7585     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
7586
7587     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7588     Section *ignored = nil;
7589     Section *section = nil;
7590     time_t last = 0;
7591
7592     upgrades_ = 0;
7593     bool unseens = false;
7594
7595     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7596
7597     for (size_t offset = 0, count = [packages count]; offset != count; ++offset) {
7598         Package *package = [packages objectAtIndex:offset];
7599
7600         BOOL uae = [package upgradableAndEssential:YES];
7601
7602         if (!uae) {
7603             unseens = true;
7604             time_t seen([package seen]);
7605
7606             if (section == nil || last != seen) {
7607                 last = seen;
7608
7609                 NSString *name;
7610                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7611                 [name autorelease];
7612
7613                 _profile(ChangesController$reloadData$Allocate)
7614                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7615                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7616                     [sections addObject:section];
7617                 _end
7618             }
7619
7620             [section addToCount];
7621         } else if ([package ignored]) {
7622             if (ignored == nil) {
7623                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7624             }
7625             [ignored addToCount];
7626         } else {
7627             ++upgrades_;
7628             [upgradable addToCount];
7629         }
7630     }
7631     _trace();
7632
7633     CFRelease(formatter);
7634
7635     if (unseens) {
7636         Section *last = [sections lastObject];
7637         size_t count = [last count];
7638         [packages removeObjectsInRange:NSMakeRange([packages count] - count, count)];
7639         [sections removeLastObject];
7640     }
7641
7642     if ([ignored count] != 0)
7643         [sections insertObject:ignored atIndex:0];
7644     if (upgrades_ != 0)
7645         [sections insertObject:upgradable atIndex:0];
7646
7647     [list_ reloadData];
7648
7649     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7650         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7651         style:UIBarButtonItemStylePlain
7652         target:self
7653         action:@selector(upgradeButtonClicked)
7654     ] autorelease]) animated:YES];
7655
7656     return sections;
7657 }
7658
7659 @end
7660 /* }}} */
7661 /* Search Controller {{{ */
7662 @interface SearchController : FilteredPackageListController <
7663     UISearchBarDelegate
7664 > {
7665     _H<UISearchBar, 1> search_;
7666     BOOL searchloaded_;
7667     bool summary_;
7668 }
7669
7670 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7671 - (void) reloadData;
7672
7673 @end
7674
7675 @implementation SearchController
7676
7677 - (NSURL *) referrerURL {
7678     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
7679 }
7680
7681 - (NSURL *) navigationURL {
7682     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7683         return [NSURL URLWithString:@"cydia://search"];
7684     else
7685         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
7686 }
7687
7688 - (NSArray *) termsForQuery:(NSString *)query {
7689     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
7690     for (NSString *component in [query componentsSeparatedByString:@" "])
7691         if ([component length] != 0)
7692             [terms addObject:component];
7693
7694     return terms;
7695 }
7696
7697 - (void) useSearch {
7698     _H<NSArray> query([self termsForQuery:[search_ text]]);
7699     summary_ = false;
7700
7701 @synchronized (self) {
7702     [self setFilter:[=](Package *package) {
7703         if (![package unfiltered])
7704             return false;
7705         if (![package matches:query])
7706             return false;
7707         return true;
7708     }];
7709
7710     [self setSorter:[](NSMutableArray *packages) {
7711         [packages radixSortUsingSelector:@selector(rank)];
7712     }];
7713 }
7714
7715     [self clearData];
7716     [self reloadData];
7717 }
7718
7719 - (void) usePrefix:(NSString *)prefix {
7720     _H<NSString> query(prefix);
7721     summary_ = true;
7722
7723 @synchronized (self) {
7724     [self setFilter:[=](Package *package) {
7725         if ([query length] == 0)
7726             return false;
7727         if (![package unfiltered])
7728             return false;
7729         if ([[package name] compare:query options:MatchCompareOptions_ range:NSMakeRange(0, [query length])] != NSOrderedSame)
7730             return false;
7731         return true;
7732     }];
7733
7734     [self setSorter:nullptr];
7735 }
7736
7737     [self reloadData];
7738 }
7739
7740 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7741     [self clearData];
7742     [self usePrefix:[search_ text]];
7743 }
7744
7745 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7746     [search_ resignFirstResponder];
7747     [self useSearch];
7748 }
7749
7750 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7751     [search_ setText:@""];
7752     [self searchBarButtonClicked:searchBar];
7753 }
7754
7755 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7756     [self searchBarButtonClicked:searchBar];
7757 }
7758
7759 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7760     [self usePrefix:text];
7761 }
7762
7763 - (bool) shouldYield {
7764     return YES;
7765 }
7766
7767 - (bool) shouldBlock {
7768     return !summary_;
7769 }
7770
7771 - (bool) isSummarized {
7772     return summary_;
7773 }
7774
7775 - (bool) showsSections {
7776     return false;
7777 }
7778
7779 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7780     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH")])) {
7781         search_ = [[[UISearchBar alloc] init] autorelease];
7782         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7783         [search_ setDelegate:self];
7784
7785         UITextField *textField;
7786         if ([search_ respondsToSelector:@selector(searchField)])
7787             textField = [search_ searchField];
7788         else
7789             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7790
7791         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7792         [textField setEnablesReturnKeyAutomatically:NO];
7793         [[self navigationItem] setTitleView:textField];
7794
7795         if (query != nil)
7796             [search_ setText:query];
7797         [self useSearch];
7798     } return self;
7799 }
7800
7801 - (void) viewDidAppear:(BOOL)animated {
7802     [super viewDidAppear:animated];
7803
7804     if (!searchloaded_) {
7805         searchloaded_ = YES;
7806         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7807         [search_ layoutSubviews];
7808     }
7809
7810     if ([self isSummarized])
7811         [search_ becomeFirstResponder];
7812 }
7813
7814 - (void) reloadData {
7815     [self resetCursor];
7816     [super reloadData];
7817 }
7818
7819 - (void) didSelectPackage:(Package *)package {
7820     [search_ resignFirstResponder];
7821     [super didSelectPackage:package];
7822 }
7823
7824 @end
7825 /* }}} */
7826 /* Package Settings Controller {{{ */
7827 @interface PackageSettingsController : CyteViewController <
7828     UITableViewDataSource,
7829     UITableViewDelegate
7830 > {
7831     _transient Database *database_;
7832     _H<NSString> name_;
7833     _H<Package> package_;
7834     _H<UITableView, 2> table_;
7835     _H<UISwitch> subscribedSwitch_;
7836     _H<UISwitch> ignoredSwitch_;
7837     _H<UITableViewCell> subscribedCell_;
7838     _H<UITableViewCell> ignoredCell_;
7839 }
7840
7841 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7842
7843 @end
7844
7845 @implementation PackageSettingsController
7846
7847 - (NSURL *) navigationURL {
7848     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7849 }
7850
7851 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7852     if (package_ == nil)
7853         return 0;
7854
7855     if ([package_ installed] == nil)
7856         return 1;
7857     else
7858         return 2;
7859 }
7860
7861 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7862     if (package_ == nil)
7863         return 0;
7864
7865     // both sections contain just one item right now.
7866     return 1;
7867 }
7868
7869 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7870     return nil;
7871 }
7872
7873 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7874     if (section == 0)
7875         return UCLocalize("SHOW_ALL_CHANGES_EX");
7876     else
7877         return UCLocalize("IGNORE_UPGRADES_EX");
7878 }
7879
7880 - (void) onSubscribed:(id)control {
7881     bool value([control isOn]);
7882     if (package_ == nil)
7883         return;
7884     if ([package_ setSubscribed:value])
7885         [delegate_ updateData];
7886 }
7887
7888 - (void) _updateIgnored {
7889     const char *package([name_ UTF8String]);
7890     bool on([ignoredSwitch_ isOn]);
7891
7892     pid_t pid(ExecFork());
7893     if (pid == 0) {
7894         FILE *dpkg(popen("/usr/libexec/cydo --set-selections", "w"));
7895         fwrite(package, strlen(package), 1, dpkg);
7896
7897         if (on)
7898             fwrite(" hold\n", 6, 1, dpkg);
7899         else
7900             fwrite(" install\n", 9, 1, dpkg);
7901
7902         pclose(dpkg);
7903
7904         exit(0);
7905     } ReapZombie(pid);
7906 }
7907
7908 - (void) onIgnored:(id)control {
7909     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7910     [invocation setTarget:self];
7911     [invocation setSelector:@selector(_updateIgnored)];
7912
7913     [delegate_ reloadDataWithInvocation:invocation];
7914 }
7915
7916 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7917     if (package_ == nil)
7918         return nil;
7919
7920     switch ([indexPath section]) {
7921         case 0: return subscribedCell_;
7922         case 1: return ignoredCell_;
7923
7924         _nodefault
7925     }
7926
7927     return nil;
7928 }
7929
7930 - (void) loadView {
7931     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7932     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7933     [self setView:view];
7934
7935     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7936     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7937     [(UITableView *) table_ setDataSource:self];
7938     [table_ setDelegate:self];
7939     [view addSubview:table_];
7940
7941     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7942     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7943     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7944
7945     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7946     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7947     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7948
7949     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7950     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7951     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7952     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7953
7954     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7955     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7956     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7957     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7958 }
7959
7960 - (void) viewDidLoad {
7961     [super viewDidLoad];
7962
7963     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7964 }
7965
7966 - (void) releaseSubviews {
7967     ignoredCell_ = nil;
7968     subscribedCell_ = nil;
7969     table_ = nil;
7970     ignoredSwitch_ = nil;
7971     subscribedSwitch_ = nil;
7972
7973     [super releaseSubviews];
7974 }
7975
7976 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7977     if ((self = [super init]) != nil) {
7978         database_ = database;
7979         name_ = package;
7980     } return self;
7981 }
7982
7983 - (void) reloadData {
7984     [super reloadData];
7985
7986     package_ = [database_ packageWithName:name_];
7987
7988     if (package_ != nil) {
7989         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7990         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7991     } // XXX: what now, G?
7992
7993     [table_ reloadData];
7994 }
7995
7996 @end
7997 /* }}} */
7998
7999 /* Installed Controller {{{ */
8000 @interface InstalledController : FilteredPackageListController {
8001     bool sectioned_;
8002 }
8003
8004 - (id) initWithDatabase:(Database *)database;
8005 - (void) queueStatusDidChange;
8006
8007 @end
8008
8009 @implementation InstalledController
8010
8011 - (NSURL *) referrerURL {
8012     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
8013 }
8014
8015 - (NSURL *) navigationURL {
8016     return [NSURL URLWithString:@"cydia://installed"];
8017 }
8018
8019 - (void) useRecent {
8020     sectioned_ = false;
8021
8022 @synchronized (self) {
8023     [self setFilter:[](Package *package) {
8024         return ![package uninstalled] && package->role_ < 7;
8025     }];
8026
8027     [self setSorter:[](NSMutableArray *packages) {
8028         [packages radixSortUsingSelector:@selector(recent)];
8029     }];
8030 } }
8031
8032 - (void) useFilter:(UISegmentedControl *)segmented {
8033     NSInteger selected([segmented selectedSegmentIndex]);
8034     if (selected == 2)
8035         return [self useRecent];
8036     bool simple(selected == 0);
8037     sectioned_ = true;
8038
8039 @synchronized (self) {
8040     [self setFilter:[=](Package *package) {
8041         return ![package uninstalled] && package->role_ <= (simple ? 1 : 3);
8042     }];
8043
8044     [self setSorter:nullptr];
8045 } }
8046
8047 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
8048     if (sectioned_)
8049         return [super sectionsForPackages:packages];
8050
8051     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterLongStyle, kCFDateFormatterNoStyle));
8052
8053     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
8054     Section *section(nil);
8055     time_t last(0);
8056
8057     for (size_t offset(0), count([packages count]); offset != count; ++offset) {
8058         Package *package([packages objectAtIndex:offset]);
8059
8060         time_t upgraded([package upgraded]);
8061         if (upgraded < 1168364520)
8062             upgraded = 0;
8063         else
8064             upgraded -= upgraded % (60 * 60 * 24);
8065
8066         if (section == nil || upgraded != last) {
8067             last = upgraded;
8068
8069             NSString *name;
8070             if (upgraded == 0)
8071                 continue; // XXX: name = UCLocalize("...");
8072             else {
8073                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:upgraded]);
8074                 [name autorelease];
8075             }
8076
8077             section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
8078             [sections addObject:section];
8079         }
8080
8081         [section addToCount];
8082     }
8083
8084     CFRelease(formatter);
8085     return sections;
8086 }
8087
8088 - (id) initWithDatabase:(Database *)database {
8089     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED")]) != nil) {
8090         UISegmentedControl *segmented([[[UISegmentedControl alloc] initWithItems:[NSArray arrayWithObjects:UCLocalize("USER"), UCLocalize("EXPERT"), UCLocalize("RECENT"), nil]] autorelease]);
8091         [segmented setSelectedSegmentIndex:0];
8092         [segmented setSegmentedControlStyle:UISegmentedControlStyleBar];
8093         [[self navigationItem] setTitleView:segmented];
8094
8095         [segmented addTarget:self action:@selector(modeChanged:) forEvents:UIControlEventValueChanged];
8096         [self useFilter:segmented];
8097
8098         [self queueStatusDidChange];
8099     } return self;
8100 }
8101
8102 #if !AlwaysReload
8103 - (void) queueButtonClicked {
8104     [delegate_ queue];
8105 }
8106 #endif
8107
8108 - (void) queueStatusDidChange {
8109 #if !AlwaysReload
8110     if (Queuing_) {
8111         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8112             initWithTitle:UCLocalize("QUEUE")
8113             style:UIBarButtonItemStyleDone
8114             target:self
8115             action:@selector(queueButtonClicked)
8116         ] autorelease]];
8117     } else {
8118         [[self navigationItem] setRightBarButtonItem:nil];
8119     }
8120 #endif
8121 }
8122
8123 - (void) modeChanged:(UISegmentedControl *)segmented {
8124     [self useFilter:segmented];
8125     [self reloadData];
8126 }
8127
8128 @end
8129 /* }}} */
8130
8131 /* Source Cell {{{ */
8132 @interface SourceCell : CyteTableViewCell <
8133     CyteTableViewCellDelegate,
8134     SourceDelegate
8135 > {
8136     _H<Source, 1> source_;
8137     _H<NSURL> url_;
8138     _H<UIImage> icon_;
8139     _H<NSString> origin_;
8140     _H<NSString> label_;
8141     _H<UIActivityIndicatorView> indicator_;
8142 }
8143
8144 - (void) setSource:(Source *)source;
8145 - (void) setFetch:(NSNumber *)fetch;
8146
8147 @end
8148
8149 @implementation SourceCell
8150
8151 - (void) _setImage:(NSArray *)data {
8152     if ([url_ isEqual:[data objectAtIndex:0]]) {
8153         icon_ = [data objectAtIndex:1];
8154         [content_ setNeedsDisplay];
8155     }
8156 }
8157
8158 - (void) _setSource:(NSURL *) url {
8159     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8160
8161     if (NSData *data = [NSURLConnection
8162         sendSynchronousRequest:[NSURLRequest
8163             requestWithURL:url
8164             cachePolicy:NSURLRequestUseProtocolCachePolicy
8165             timeoutInterval:10
8166         ]
8167
8168         returningResponse:NULL
8169         error:NULL
8170     ])
8171         if (UIImage *image = [UIImage imageWithData:data])
8172             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8173
8174     [pool release];
8175 }
8176
8177 - (void) setSource:(Source *)source {
8178     source_ = source;
8179     [source_ setDelegate:self];
8180
8181     [self setFetch:[NSNumber numberWithBool:[source_ fetch]]];
8182
8183     icon_ = [UIImage imageNamed:@"unknown.png"];
8184
8185     origin_ = [source name];
8186     label_ = [source rooturi];
8187
8188     [content_ setNeedsDisplay];
8189
8190     url_ = [source iconURL];
8191     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8192 }
8193
8194 - (void) setAllSource {
8195     source_ = nil;
8196     [indicator_ stopAnimating];
8197
8198     icon_ = [UIImage imageNamed:@"folder.png"];
8199     origin_ = UCLocalize("ALL_SOURCES");
8200     label_ = UCLocalize("ALL_SOURCES_EX");
8201     [content_ setNeedsDisplay];
8202 }
8203
8204 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8205     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8206         UIView *content([self contentView]);
8207         CGRect bounds([content bounds]);
8208
8209         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8210         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8211         [content_ setBackgroundColor:[UIColor whiteColor]];
8212         [content addSubview:content_];
8213
8214         [content_ setDelegate:self];
8215         [content_ setOpaque:YES];
8216
8217         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGraySmall] autorelease];
8218         [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleTopMargin];// | UIViewAutoresizingFlexibleBottomMargin];
8219         [content addSubview:indicator_];
8220
8221         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8222     } return self;
8223 }
8224
8225 - (void) layoutSubviews {
8226     [super layoutSubviews];
8227
8228     UIView *content([self contentView]);
8229     CGRect bounds([content bounds]);
8230
8231     CGRect frame([indicator_ frame]);
8232     frame.origin.x = bounds.size.width - frame.size.width;
8233     frame.origin.y = Retina((bounds.size.height - frame.size.height) / 2);
8234
8235     if (kCFCoreFoundationVersionNumber < 800)
8236         frame.origin.x -= 8;
8237     [indicator_ setFrame:frame];
8238 }
8239
8240 - (NSString *) accessibilityLabel {
8241     return origin_;
8242 }
8243
8244 - (void) drawContentRect:(CGRect)rect {
8245     bool highlighted(highlighted_);
8246     float width(rect.size.width);
8247
8248     if (icon_ != nil) {
8249         CGRect rect;
8250         rect.size = [(UIImage *) icon_ size];
8251
8252         while (rect.size.width > 32 || rect.size.height > 32) {
8253             rect.size.width /= 2;
8254             rect.size.height /= 2;
8255         }
8256
8257         rect.origin.x = 26 - rect.size.width / 2;
8258         rect.origin.y = 26 - rect.size.height / 2;
8259
8260         [icon_ drawInRect:Retina(rect)];
8261     }
8262
8263     if (highlighted && kCFCoreFoundationVersionNumber < 800)
8264         UISetColor(White_);
8265
8266     if (!highlighted)
8267         UISetColor(Black_);
8268     [origin_ drawAtPoint:CGPointMake(52, 8) forWidth:(width - 49) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
8269
8270     if (!highlighted)
8271         UISetColor(Gray_);
8272     [label_ drawAtPoint:CGPointMake(52, 29) forWidth:(width - 49) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
8273 }
8274
8275 - (void) setFetch:(NSNumber *)fetch {
8276     if ([fetch boolValue])
8277         [indicator_ startAnimating];
8278     else
8279         [indicator_ stopAnimating];
8280 }
8281
8282 @end
8283 /* }}} */
8284 /* Sources Controller {{{ */
8285 @interface SourcesController : CyteViewController <
8286     UITableViewDataSource,
8287     UITableViewDelegate
8288 > {
8289     _transient Database *database_;
8290     unsigned era_;
8291
8292     _H<UITableView, 2> list_;
8293     _H<NSMutableArray> sources_;
8294     int offset_;
8295
8296     _H<NSString> href_;
8297     _H<UIProgressHUD> hud_;
8298     _H<NSError> error_;
8299
8300     NSURLConnection *trivial_bz2_;
8301     NSURLConnection *trivial_gz_;
8302
8303     BOOL cydia_;
8304 }
8305
8306 - (id) initWithDatabase:(Database *)database;
8307 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8308
8309 @end
8310
8311 @implementation SourcesController
8312
8313 - (void) _releaseConnection:(NSURLConnection *)connection {
8314     if (connection != nil) {
8315         [connection cancel];
8316         //[connection setDelegate:nil];
8317         [connection release];
8318     }
8319 }
8320
8321 - (void) dealloc {
8322     [self _releaseConnection:trivial_gz_];
8323     [self _releaseConnection:trivial_bz2_];
8324
8325     [super dealloc];
8326 }
8327
8328 - (NSURL *) navigationURL {
8329     return [NSURL URLWithString:@"cydia://sources"];
8330 }
8331
8332 - (void) viewDidAppear:(BOOL)animated {
8333     [super viewDidAppear:animated];
8334     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8335 }
8336
8337 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8338     return 2;
8339 }
8340
8341 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8342     if (section == 1)
8343         return UCLocalize("INDIVIDUAL_SOURCES");
8344     return nil;
8345 }
8346
8347 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8348     switch (section) {
8349         case 0: return 1;
8350         case 1: return [sources_ count];
8351         default: return 0;
8352     }
8353 }
8354
8355 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8356 @synchronized (database_) {
8357     if ([database_ era] != era_)
8358         return nil;
8359     if ([indexPath section] != 1)
8360         return nil;
8361     NSUInteger index([indexPath row]);
8362     if (index >= [sources_ count])
8363         return nil;
8364     return [sources_ objectAtIndex:index];
8365 } }
8366
8367 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8368     static NSString *cellIdentifier = @"SourceCell";
8369
8370     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8371     if (cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8372     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8373
8374     Source *source([self sourceAtIndexPath:indexPath]);
8375     if (source == nil)
8376         [cell setAllSource];
8377     else
8378         [cell setSource:source];
8379
8380     return cell;
8381 }
8382
8383 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8384     SectionsController *controller([[[SectionsController alloc]
8385         initWithDatabase:database_
8386         source:[self sourceAtIndexPath:indexPath]
8387     ] autorelease]);
8388
8389     [controller setDelegate:delegate_];
8390     [[self navigationController] pushViewController:controller animated:YES];
8391 }
8392
8393 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8394     if ([indexPath section] != 1)
8395         return false;
8396     Source *source = [self sourceAtIndexPath:indexPath];
8397     return [source record] != nil;
8398 }
8399
8400 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8401     _assert([indexPath section] == 1);
8402     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8403         Source *source = [self sourceAtIndexPath:indexPath];
8404         if (source == nil) return;
8405
8406         [Sources_ removeObjectForKey:[source key]];
8407         Changed_ = true;
8408
8409         [delegate_ _saveConfig];
8410         [delegate_ reloadDataWithInvocation:nil];
8411     }
8412 }
8413
8414 - (void) tableView:(UITableView *)tableView didEndEditingRowAtIndexPath:(NSIndexPath *)indexPath {
8415     [self updateButtonsForEditingStatusAnimated:YES];
8416 }
8417
8418 - (void) complete {
8419     [delegate_ addTrivialSource:href_];
8420     href_ = nil;
8421
8422     [delegate_ syncData];
8423 }
8424
8425 - (NSString *) getWarning {
8426     NSString *href(href_);
8427     NSRange colon([href rangeOfString:@"://"]);
8428     if (colon.location != NSNotFound)
8429         href = [href substringFromIndex:(colon.location + 3)];
8430     href = [href stringByAddingPercentEscapes];
8431     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8432
8433     NSURL *url([NSURL URLWithString:href]);
8434
8435     NSStringEncoding encoding;
8436     NSError *error(nil);
8437
8438     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8439         return [warning length] == 0 ? nil : warning;
8440     return nil;
8441 }
8442
8443 - (void) _endConnection:(NSURLConnection *)connection {
8444     // XXX: the memory management in this method is horribly awkward
8445
8446     NSURLConnection **field = NULL;
8447     if (connection == trivial_bz2_)
8448         field = &trivial_bz2_;
8449     else if (connection == trivial_gz_)
8450         field = &trivial_gz_;
8451     _assert(field != NULL);
8452     [connection release];
8453     *field = nil;
8454
8455     if (
8456         trivial_bz2_ == nil &&
8457         trivial_gz_ == nil
8458     ) {
8459         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8460
8461         [delegate_ releaseNetworkActivityIndicator];
8462
8463         [delegate_ removeProgressHUD:hud_];
8464         hud_ = nil;
8465
8466         if (cydia_) {
8467             if (warning != nil) {
8468                 UIAlertView *alert = [[[UIAlertView alloc]
8469                     initWithTitle:UCLocalize("SOURCE_WARNING")
8470                     message:warning
8471                     delegate:self
8472                     cancelButtonTitle:UCLocalize("CANCEL")
8473                     otherButtonTitles:
8474                         UCLocalize("ADD_ANYWAY"),
8475                     nil
8476                 ] autorelease];
8477
8478                 [alert setContext:@"warning"];
8479                 [alert setNumberOfRows:1];
8480                 [alert show];
8481
8482                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8483                 error_ = nil;
8484                 return;
8485             }
8486
8487             [self complete];
8488         } else if (error_ != nil) {
8489             UIAlertView *alert = [[[UIAlertView alloc]
8490                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8491                 message:[error_ localizedDescription]
8492                 delegate:self
8493                 cancelButtonTitle:UCLocalize("OK")
8494                 otherButtonTitles:nil
8495             ] autorelease];
8496
8497             [alert setContext:@"urlerror"];
8498             [alert show];
8499
8500             href_ = nil;
8501         } else {
8502             UIAlertView *alert = [[[UIAlertView alloc]
8503                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8504                 message:UCLocalize("NOT_REPOSITORY_EX")
8505                 delegate:self
8506                 cancelButtonTitle:UCLocalize("OK")
8507                 otherButtonTitles:nil
8508             ] autorelease];
8509
8510             [alert setContext:@"trivial"];
8511             [alert show];
8512
8513             href_ = nil;
8514         }
8515
8516         error_ = nil;
8517     }
8518 }
8519
8520 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8521     switch ([response statusCode]) {
8522         case 200:
8523             cydia_ = YES;
8524     }
8525 }
8526
8527 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8528     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8529     error_ = error;
8530     [self _endConnection:connection];
8531 }
8532
8533 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8534     [self _endConnection:connection];
8535 }
8536
8537 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8538     NSURL *url([NSURL URLWithString:href]);
8539
8540     NSMutableURLRequest *request = [NSMutableURLRequest
8541         requestWithURL:url
8542         cachePolicy:NSURLRequestUseProtocolCachePolicy
8543         timeoutInterval:10
8544     ];
8545
8546     [request setHTTPMethod:method];
8547
8548     if (Machine_ != NULL)
8549         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8550
8551     if (UniqueID_ != nil)
8552         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8553
8554     if ([url isCydiaSecure]) {
8555         if (UniqueID_ != nil)
8556             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8557     }
8558
8559     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8560 }
8561
8562 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8563     NSString *context([alert context]);
8564
8565     if ([context isEqualToString:@"source"]) {
8566         switch (button) {
8567             case 1: {
8568                 NSString *href = [[alert textField] text];
8569
8570                 static RegEx href_r("(http(s?)://|file:///)[^# ]*");
8571                 if (!href_r(href)) {
8572                     UIAlertView *alert = [[[UIAlertView alloc]
8573                         initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("INVALID_URL")]
8574                         message:UCLocalize("INVALID_URL_EX")
8575                         delegate:self
8576                         cancelButtonTitle:UCLocalize("OK")
8577                         otherButtonTitles:nil
8578                     ] autorelease];
8579
8580                     [alert setContext:@"badurl"];
8581                     [alert show];
8582
8583                     break;
8584                 }
8585
8586                 if (![href hasSuffix:@"/"])
8587                     href_ = [href stringByAppendingString:@"/"];
8588                 else
8589                     href_ = href;
8590
8591                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8592                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8593
8594                 cydia_ = false;
8595
8596                 // XXX: this is stupid
8597                 hud_ = [delegate_ addProgressHUD];
8598                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8599                 [delegate_ retainNetworkActivityIndicator];
8600             } break;
8601
8602             case 0:
8603             break;
8604
8605             _nodefault
8606         }
8607
8608         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8609     } else if ([context isEqualToString:@"trivial"])
8610         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8611     else if ([context isEqualToString:@"urlerror"])
8612         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8613     else if ([context isEqualToString:@"warning"]) {
8614         switch (button) {
8615             case 1:
8616                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8617             break;
8618
8619             case 0:
8620             break;
8621
8622             _nodefault
8623         }
8624
8625         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8626     }
8627 }
8628
8629 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8630     BOOL editing([list_ isEditing]);
8631
8632     if (editing)
8633         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8634             initWithTitle:UCLocalize("ADD")
8635             style:UIBarButtonItemStylePlain
8636             target:self
8637             action:@selector(addButtonClicked)
8638         ] autorelease] animated:animated];
8639     else if ([delegate_ updating])
8640         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8641             initWithTitle:UCLocalize("CANCEL")
8642             style:UIBarButtonItemStyleDone
8643             target:self
8644             action:@selector(cancelButtonClicked)
8645         ] autorelease] animated:animated];
8646     else
8647         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8648             initWithTitle:UCLocalize("REFRESH")
8649             style:UIBarButtonItemStylePlain
8650             target:self
8651             action:@selector(refreshButtonClicked)
8652         ] autorelease] animated:animated];
8653
8654     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8655         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8656         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8657         target:self
8658         action:@selector(editButtonClicked)
8659     ] autorelease] animated:animated];
8660 }
8661
8662 - (void) loadView {
8663     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8664     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8665     [list_ setRowHeight:53];
8666     [(UITableView *) list_ setDataSource:self];
8667     [list_ setDelegate:self];
8668     [self setView:list_];
8669 }
8670
8671 - (void) viewDidLoad {
8672     [super viewDidLoad];
8673
8674     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8675     [self updateButtonsForEditingStatusAnimated:NO];
8676 }
8677
8678 - (void) viewWillAppear:(BOOL)animated {
8679     [super viewWillAppear:animated];
8680
8681     [list_ setEditing:NO];
8682     [self updateButtonsForEditingStatusAnimated:NO];
8683 }
8684
8685 - (void) releaseSubviews {
8686     list_ = nil;
8687
8688     sources_ = nil;
8689
8690     [super releaseSubviews];
8691 }
8692
8693 - (id) initWithDatabase:(Database *)database {
8694     if ((self = [super init]) != nil) {
8695         database_ = database;
8696     } return self;
8697 }
8698
8699 - (void) reloadData {
8700     [super reloadData];
8701     [self updateButtonsForEditingStatusAnimated:YES];
8702
8703 @synchronized (database_) {
8704     era_ = [database_ era];
8705
8706     sources_ = [NSMutableArray arrayWithCapacity:16];
8707     [sources_ addObjectsFromArray:[database_ sources]];
8708     _trace();
8709     [sources_ sortUsingSelector:@selector(compareByName:)];
8710     _trace();
8711
8712     int count([sources_ count]);
8713     offset_ = 0;
8714     for (int i = 0; i != count; i++) {
8715         if ([[sources_ objectAtIndex:i] record] == nil)
8716             break;
8717         offset_++;
8718     }
8719
8720     [list_ reloadData];
8721 } }
8722
8723 - (void) showAddSourcePrompt {
8724     UIAlertView *alert = [[[UIAlertView alloc]
8725         initWithTitle:UCLocalize("ENTER_APT_URL")
8726         message:nil
8727         delegate:self
8728         cancelButtonTitle:UCLocalize("CANCEL")
8729         otherButtonTitles:
8730             UCLocalize("ADD_SOURCE"),
8731         nil
8732     ] autorelease];
8733
8734     [alert setContext:@"source"];
8735
8736     [alert setNumberOfRows:1];
8737     [alert addTextFieldWithValue:@"http://" label:@""];
8738
8739     UITextInputTraits *traits = [[alert textField] textInputTraits];
8740     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8741     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8742     [traits setKeyboardType:UIKeyboardTypeURL];
8743     // XXX: UIReturnKeyDone
8744     [traits setReturnKeyType:UIReturnKeyNext];
8745
8746     [alert show];
8747 }
8748
8749 - (void) addButtonClicked {
8750     [self showAddSourcePrompt];
8751 }
8752
8753 - (void) refreshButtonClicked {
8754     if ([delegate_ requestUpdate])
8755         [self updateButtonsForEditingStatusAnimated:YES];
8756 }
8757
8758 - (void) cancelButtonClicked {
8759     [delegate_ cancelUpdate];
8760 }
8761
8762 - (void) editButtonClicked {
8763     [list_ setEditing:![list_ isEditing] animated:YES];
8764     [self updateButtonsForEditingStatusAnimated:YES];
8765 }
8766
8767 @end
8768 /* }}} */
8769
8770 /* Stash Controller {{{ */
8771 @interface StashController : CyteViewController {
8772     _H<UIActivityIndicatorView> spinner_;
8773     _H<UILabel> status_;
8774     _H<UILabel> caption_;
8775 }
8776
8777 @end
8778
8779 @implementation StashController
8780
8781 - (void) loadView {
8782     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8783     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8784     [self setView:view];
8785
8786     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8787
8788     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8789     CGRect spinrect = [spinner_ frame];
8790     spinrect.origin.x = Retina([[self view] frame].size.width / 2 - spinrect.size.width / 2);
8791     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8792     [spinner_ setFrame:spinrect];
8793     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8794     [view addSubview:spinner_];
8795     [spinner_ startAnimating];
8796
8797     CGRect captrect;
8798     captrect.size.width = [[self view] frame].size.width;
8799     captrect.size.height = 40.0f;
8800     captrect.origin.x = 0;
8801     captrect.origin.y = Retina([[self view] frame].size.height / 2 - captrect.size.height * 2);
8802     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8803     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8804     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8805     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8806     [caption_ setTextColor:[UIColor whiteColor]];
8807     [caption_ setBackgroundColor:[UIColor clearColor]];
8808     [caption_ setShadowColor:[UIColor blackColor]];
8809     [caption_ setTextAlignment:NSTextAlignmentCenter];
8810     [view addSubview:caption_];
8811
8812     CGRect statusrect;
8813     statusrect.size.width = [[self view] frame].size.width;
8814     statusrect.size.height = 30.0f;
8815     statusrect.origin.x = 0;
8816     statusrect.origin.y = Retina([[self view] frame].size.height / 2 - statusrect.size.height);
8817     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8818     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8819     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8820     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8821     [status_ setTextColor:[UIColor whiteColor]];
8822     [status_ setBackgroundColor:[UIColor clearColor]];
8823     [status_ setShadowColor:[UIColor blackColor]];
8824     [status_ setTextAlignment:NSTextAlignmentCenter];
8825     [view addSubview:status_];
8826 }
8827
8828 - (void) releaseSubviews {
8829     spinner_ = nil;
8830     status_ = nil;
8831     caption_ = nil;
8832
8833     [super releaseSubviews];
8834 }
8835
8836 @end
8837 /* }}} */
8838
8839 @interface CYURLCache : SDURLCache {
8840 }
8841
8842 @end
8843
8844 @implementation CYURLCache
8845
8846 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8847 #if !ForRelease
8848     if (false);
8849     else if ([event isEqualToString:@"no-cache"])
8850         event = @"!!!";
8851     else if ([event isEqualToString:@"store"])
8852         event = @">>>";
8853     else if ([event isEqualToString:@"invalid"])
8854         event = @"???";
8855     else if ([event isEqualToString:@"memory"])
8856         event = @"mem";
8857     else if ([event isEqualToString:@"disk"])
8858         event = @"ssd";
8859     else if ([event isEqualToString:@"miss"])
8860         event = @"---";
8861
8862     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8863 #endif
8864 }
8865
8866 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8867     if (NSURLResponse *response = [cached response])
8868         if (NSString *mime = [response MIMEType])
8869             if ([mime isEqualToString:@"text/cache-manifest"]) {
8870                 NSURL *url([response URL]);
8871
8872 #if !ForRelease
8873                 NSLog(@"###: %@", [url absoluteString]);
8874 #endif
8875
8876                 @synchronized (HostConfig_) {
8877                     [CachedURLs_ addObject:url];
8878                 }
8879             }
8880
8881     [super storeCachedResponse:cached forRequest:request];
8882 }
8883
8884 - (void) createDiskCachePath {
8885     [super createDiskCachePath];
8886 }
8887
8888 @end
8889
8890 @interface Cydia : UIApplication <
8891     ConfirmationControllerDelegate,
8892     DatabaseDelegate,
8893     CydiaDelegate
8894 > {
8895     _H<UIWindow> window_;
8896     _H<CydiaTabBarController> tabbar_;
8897     _H<CyteTabBarController> emulated_;
8898     _H<AppCacheController> appcache_;
8899
8900     _H<NSMutableArray> essential_;
8901     _H<NSMutableArray> broken_;
8902
8903     Database *database_;
8904
8905     _H<NSURL> starturl_;
8906
8907     unsigned locked_;
8908     unsigned activity_;
8909
8910     _H<StashController> stash_;
8911
8912     bool loaded_;
8913 }
8914
8915 - (void) loadData;
8916
8917 @end
8918
8919 @implementation Cydia
8920
8921 - (void) lockSuspend {
8922     if (locked_++ == 0) {
8923         if ($SBSSetInterceptsMenuButtonForever != NULL)
8924             (*$SBSSetInterceptsMenuButtonForever)(true);
8925
8926         [self setIdleTimerDisabled:YES];
8927     }
8928 }
8929
8930 - (void) unlockSuspend {
8931     if (--locked_ == 0) {
8932         [self setIdleTimerDisabled:NO];
8933
8934         if ($SBSSetInterceptsMenuButtonForever != NULL)
8935             (*$SBSSetInterceptsMenuButtonForever)(false);
8936     }
8937 }
8938
8939 - (void) beginUpdate {
8940     [tabbar_ beginUpdate];
8941 }
8942
8943 - (void) cancelUpdate {
8944     [tabbar_ cancelUpdate];
8945 }
8946
8947 - (bool) requestUpdate {
8948     if (IsReachable("cydia.saurik.com")) {
8949         [self beginUpdate];
8950         return true;
8951     } else {
8952         UIAlertView *alert = [[[UIAlertView alloc]
8953             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
8954             message:@"Host Unreachable" // XXX: Localize
8955             delegate:self
8956             cancelButtonTitle:UCLocalize("OK")
8957             otherButtonTitles:nil
8958         ] autorelease];
8959
8960         [alert setContext:@"norefresh"];
8961         [alert show];
8962
8963         return false;
8964     }
8965 }
8966
8967 - (BOOL) updating {
8968     return [tabbar_ updating];
8969 }
8970
8971 - (void) _loaded {
8972     if ([broken_ count] != 0) {
8973         int count = [broken_ count];
8974
8975         UIAlertView *alert = [[[UIAlertView alloc]
8976             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8977             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8978             delegate:self
8979             cancelButtonTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("FORCIBLY_CLEAR"), UCLocalize("UNSAFE")]
8980             otherButtonTitles:
8981                 UCLocalize("TEMPORARY_IGNORE"),
8982             nil
8983         ] autorelease];
8984
8985         [alert setContext:@"fixhalf"];
8986         [alert setNumberOfRows:2];
8987         [alert show];
8988     } else if (!Ignored_ && [essential_ count] != 0) {
8989         int count = [essential_ count];
8990
8991         UIAlertView *alert = [[[UIAlertView alloc]
8992             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8993             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8994             delegate:self
8995             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8996             otherButtonTitles:
8997                 UCLocalize("UPGRADE_ESSENTIAL"),
8998                 UCLocalize("COMPLETE_UPGRADE"),
8999             nil
9000         ] autorelease];
9001
9002         [alert setContext:@"upgrade"];
9003         [alert show];
9004     }
9005 }
9006
9007 - (void) returnToCydia {
9008     [self _loaded];
9009 }
9010
9011 - (void) _saveConfig {
9012     @synchronized (database_) {
9013         _trace();
9014         MetaFile_.Sync();
9015         _trace();
9016     }
9017
9018     if (Changed_) {
9019         NSString *error(nil);
9020
9021         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9022             _trace();
9023             NSError *error(nil);
9024             if (!_root([data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error]))
9025                 NSLog(@"failure to save metadata data: %@", error);
9026             _trace();
9027
9028             Changed_ = false;
9029         } else {
9030             NSLog(@"failure to serialize metadata: %@", error);
9031         }
9032     }
9033
9034     CydiaWriteSources();
9035 }
9036
9037 // Navigation controller for the queuing badge.
9038 - (UINavigationController *) queueNavigationController {
9039     NSArray *controllers = [tabbar_ viewControllers];
9040     return [controllers objectAtIndex:3];
9041 }
9042
9043 - (void) unloadData {
9044     [tabbar_ unloadData];
9045 }
9046
9047 - (void) _updateData {
9048     [self _saveConfig];
9049     [self unloadData];
9050
9051     UINavigationController *navigation = [self queueNavigationController];
9052
9053     id queuedelegate = nil;
9054     if ([[navigation viewControllers] count] > 0)
9055         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9056
9057     [queuedelegate queueStatusDidChange];
9058     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9059 }
9060
9061 - (void) _refreshIfPossible:(NSDate *)update {
9062     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9063
9064     bool recently = false;
9065     if (update != nil) {
9066         NSTimeInterval interval([update timeIntervalSinceNow]);
9067         if (interval > -(15*60))
9068             recently = true;
9069     }
9070
9071     // Don't automatic refresh if:
9072     //  - We already refreshed recently.
9073     //  - We already auto-refreshed this launch.
9074     //  - Auto-refresh is disabled.
9075     //  - Cydia's server is not reachable
9076     if (recently || loaded_ || ManualRefresh || !IsReachable("cydia.saurik.com")) {
9077         // If we are cancelling, we need to make sure it knows it's already loaded.
9078         loaded_ = true;
9079
9080         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9081     } else {
9082         // We are going to load, so remember that.
9083         loaded_ = true;
9084
9085         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9086     }
9087
9088     [pool release];
9089 }
9090
9091 - (void) refreshIfPossible {
9092     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9093 }
9094
9095 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9096 _profile(reloadDataWithInvocation)
9097 @synchronized (self) {
9098     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9099     if (hud != nil)
9100         [hud setText:UCLocalize("RELOADING_DATA")];
9101
9102     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9103
9104     size_t changes(0);
9105
9106     [essential_ removeAllObjects];
9107     [broken_ removeAllObjects];
9108
9109     _profile(reloadDataWithInvocation$Essential)
9110     NSArray *packages([database_ packages]);
9111     for (Package *package in packages) {
9112         if ([package half])
9113             [broken_ addObject:package];
9114         if ([package upgradableAndEssential:YES] && ![package ignored]) {
9115             if ([package essential] && [package installed] != nil)
9116                 [essential_ addObject:package];
9117             ++changes;
9118         }
9119     }
9120     _end
9121
9122     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9123     if (changes != 0) {
9124         _trace();
9125         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9126         [changesItem setBadgeValue:badge];
9127         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9128         [self setApplicationIconBadgeNumber:changes];
9129     } else {
9130         _trace();
9131         [changesItem setBadgeValue:nil];
9132         [changesItem setAnimatedBadge:NO];
9133         [self setApplicationIconBadgeNumber:0];
9134     }
9135
9136     Queuing_ = false;
9137     [self _updateData];
9138
9139     if (hud != nil)
9140         [self removeProgressHUD:hud];
9141 }
9142 _end
9143
9144     PrintTimes();
9145 }
9146
9147 - (void) updateData {
9148     [self _updateData];
9149 }
9150
9151 - (void) updateDataAndLoad {
9152     [self _updateData];
9153     if ([database_ progressDelegate] == nil)
9154         [self _loaded];
9155 }
9156
9157 - (void) update_ {
9158     [database_ update];
9159     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9160 }
9161
9162 - (void) disemulate {
9163     if (emulated_ == nil)
9164         return;
9165
9166     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9167         [window_ setRootViewController:tabbar_];
9168     else {
9169         [window_ addSubview:[tabbar_ view]];
9170         [[emulated_ view] removeFromSuperview];
9171     }
9172
9173     emulated_ = nil;
9174     [window_ setUserInteractionEnabled:YES];
9175 }
9176
9177 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9178     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9179
9180     UIViewController *parent;
9181     if (emulated_ == nil)
9182         parent = tabbar_;
9183     else if (!force)
9184         parent = emulated_;
9185     else {
9186         [self disemulate];
9187         parent = tabbar_;
9188     }
9189
9190     if (IsWildcat_)
9191         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9192     [parent presentModalViewController:navigation animated:YES];
9193 }
9194
9195 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9196     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9197
9198     if (navigation != nil)
9199         [navigation pushViewController:progress animated:YES];
9200     else
9201         [self presentModalViewController:progress force:YES];
9202
9203     [progress invoke:invocation withTitle:title];
9204     return progress;
9205 }
9206
9207 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9208     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9209 }
9210
9211 - (void) repairWithInvocation:(NSInvocation *)invocation {
9212     _trace();
9213     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9214     _trace();
9215 }
9216
9217 - (void) repairWithSelector:(SEL)selector {
9218     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9219 }
9220
9221 - (void) reloadData {
9222     [self reloadDataWithInvocation:nil];
9223     if ([database_ progressDelegate] == nil)
9224         [self _loaded];
9225 }
9226
9227 - (void) syncData {
9228     [self _saveConfig];
9229     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9230 }
9231
9232 - (void) addSource:(NSDictionary *) source {
9233     CydiaAddSource(source);
9234 }
9235
9236 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9237     CydiaAddSource(href, distribution, sections);
9238 }
9239
9240 - (void) addTrivialSource:(NSString *)href {
9241     CydiaAddSource(href, @"./");
9242 }
9243
9244 - (void) updateValues {
9245     Changed_ = true;
9246 }
9247
9248 - (void) resolve {
9249     pkgProblemResolver *resolver = [database_ resolver];
9250
9251     resolver->InstallProtect();
9252     if (!resolver->Resolve(true))
9253         _error->Discard();
9254 }
9255
9256 - (bool) perform {
9257     // XXX: this is a really crappy way of doing this.
9258     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9259     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9260     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9261     if ([tabbar_ updating])
9262         [tabbar_ cancelUpdate];
9263
9264     if (![database_ prepare])
9265         return false;
9266
9267     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9268     [page setDelegate:self];
9269     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9270
9271     if (IsWildcat_)
9272         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9273     [tabbar_ presentModalViewController:confirm_ animated:YES];
9274
9275     return true;
9276 }
9277
9278 - (void) queue {
9279     @synchronized (self) {
9280         [self perform];
9281     }
9282 }
9283
9284 - (void) clearPackage:(Package *)package {
9285     @synchronized (self) {
9286         [package clear];
9287         [self resolve];
9288         [self perform];
9289     }
9290 }
9291
9292 - (void) installPackages:(NSArray *)packages {
9293     @synchronized (self) {
9294         for (Package *package in packages)
9295             [package install];
9296         [self resolve];
9297         [self perform];
9298     }
9299 }
9300
9301 - (void) installPackage:(Package *)package {
9302     @synchronized (self) {
9303         [package install];
9304         [self resolve];
9305         [self perform];
9306     }
9307 }
9308
9309 - (void) removePackage:(Package *)package {
9310     @synchronized (self) {
9311         [package remove];
9312         [self resolve];
9313         [self perform];
9314     }
9315 }
9316
9317 - (void) distUpgrade {
9318     @synchronized (self) {
9319         if (![database_ upgrade])
9320             return;
9321         [self perform];
9322     }
9323 }
9324
9325 - (void) _uicache {
9326     _trace();
9327
9328     if (UpgradeCydia_ && Finish_ > 0) {
9329         setreugid(0, 0);
9330         system("su -c /usr/bin/uicache mobile");
9331     } else {
9332         system("/usr/bin/uicache");
9333     }
9334
9335     _trace();
9336 }
9337
9338 - (void) uicache {
9339     UIProgressHUD *hud([self addProgressHUD]);
9340     [hud setText:UCLocalize("LOADING")];
9341     [self yieldToSelector:@selector(_uicache)];
9342     [self removeProgressHUD:hud];
9343 }
9344
9345 - (void) perform_ {
9346     [database_ perform];
9347     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9348     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9349 }
9350
9351 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9352     Queuing_ = false;
9353     [self lockSuspend];
9354     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9355     [self unlockSuspend];
9356 }
9357
9358 - (void) retainNetworkActivityIndicator {
9359     if (activity_++ == 0)
9360         [self setNetworkActivityIndicatorVisible:YES];
9361
9362 #if TraceLogging
9363     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9364 #endif
9365 }
9366
9367 - (void) releaseNetworkActivityIndicator {
9368     if (--activity_ == 0)
9369         [self setNetworkActivityIndicatorVisible:NO];
9370
9371 #if TraceLogging
9372     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9373 #endif
9374
9375 }
9376
9377 - (void) cancelAndClear:(bool)clear {
9378     @synchronized (self) {
9379         if (clear) {
9380             [database_ clear];
9381             Queuing_ = false;
9382         } else {
9383             Queuing_ = true;
9384         }
9385
9386         [self _updateData];
9387     }
9388 }
9389
9390 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9391     NSString *context([alert context]);
9392
9393     if ([context isEqualToString:@"conffile"]) {
9394         FILE *input = [database_ input];
9395         if (button == [alert cancelButtonIndex])
9396             fprintf(input, "N\n");
9397         else if (button == [alert firstOtherButtonIndex])
9398             fprintf(input, "Y\n");
9399         fflush(input);
9400
9401         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9402     } else if ([context isEqualToString:@"fixhalf"]) {
9403         if (button == [alert cancelButtonIndex]) {
9404             @synchronized (self) {
9405                 for (Package *broken in (id) broken_) {
9406                     [broken remove];
9407                     NSString *id = [broken id];
9408
9409                     system([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /bin/rm -f"
9410                         " /var/lib/dpkg/info/%@.prerm"
9411                         " /var/lib/dpkg/info/%@.postrm"
9412                         " /var/lib/dpkg/info/%@.preinst"
9413                         " /var/lib/dpkg/info/%@.postinst"
9414                         " /var/lib/dpkg/info/%@.extrainst_"
9415                     , id, id, id, id, id] UTF8String]);
9416                 }
9417
9418                 [self resolve];
9419                 [self perform];
9420             }
9421         } else if (button == [alert firstOtherButtonIndex]) {
9422             [broken_ removeAllObjects];
9423             [self _loaded];
9424         }
9425
9426         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9427     } else if ([context isEqualToString:@"upgrade"]) {
9428         if (button == [alert firstOtherButtonIndex]) {
9429             @synchronized (self) {
9430                 for (Package *essential in (id) essential_)
9431                     [essential install];
9432
9433                 [self resolve];
9434                 [self perform];
9435             }
9436         } else if (button == [alert firstOtherButtonIndex] + 1) {
9437             [self distUpgrade];
9438         } else if (button == [alert cancelButtonIndex]) {
9439             Ignored_ = YES;
9440         }
9441
9442         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9443     }
9444 }
9445
9446 - (void) system:(NSString *)command {
9447     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9448
9449     _trace();
9450     system([command UTF8String]);
9451     _trace();
9452
9453     [pool release];
9454 }
9455
9456 - (void) applicationWillSuspend {
9457     [database_ clean];
9458     [super applicationWillSuspend];
9459 }
9460
9461 - (BOOL) isSafeToSuspend {
9462     if (locked_ != 0) {
9463 #if !ForRelease
9464         NSLog(@"isSafeToSuspend: locked_ != 0");
9465 #endif
9466         return false;
9467     }
9468
9469     if ([tabbar_ modalViewController] != nil)
9470         return false;
9471
9472     // Use external process status API internally.
9473     // This is probably a really bad idea.
9474     // XXX: what is the point of this? does this solve anything at all?
9475     uint64_t status = 0;
9476     int notify_token;
9477     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9478         notify_get_state(notify_token, &status);
9479         notify_cancel(notify_token);
9480     }
9481
9482     if (status != 0) {
9483 #if !ForRelease
9484         NSLog(@"isSafeToSuspend: status != 0");
9485 #endif
9486         return false;
9487     }
9488
9489 #if !ForRelease
9490     NSLog(@"isSafeToSuspend: -> true");
9491 #endif
9492     return true;
9493 }
9494
9495 - (void) suspendReturningToLastApp:(BOOL)returning {
9496     if ([self isSafeToSuspend])
9497         [super suspendReturningToLastApp:returning];
9498 }
9499
9500 - (void) suspend {
9501     if ([self isSafeToSuspend])
9502         [super suspend];
9503 }
9504
9505 - (void) applicationSuspend {
9506     if ([self isSafeToSuspend])
9507         [super applicationSuspend];
9508 }
9509
9510 - (void) applicationSuspend:(__GSEvent *)event {
9511     if ([self isSafeToSuspend])
9512         [super applicationSuspend:event];
9513 }
9514
9515 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9516     if ([self isSafeToSuspend])
9517         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9518 }
9519
9520 - (void) _setSuspended:(BOOL)value {
9521     if ([self isSafeToSuspend])
9522         [super _setSuspended:value];
9523 }
9524
9525 - (UIProgressHUD *) addProgressHUD {
9526     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9527     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9528
9529     [window_ setUserInteractionEnabled:NO];
9530
9531     UIViewController *target(tabbar_);
9532     if (UIViewController *modal = [target modalViewController])
9533         target = modal;
9534
9535     [hud showInView:[target view]];
9536
9537     [self lockSuspend];
9538     return hud;
9539 }
9540
9541 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9542     [self unlockSuspend];
9543     [hud hide];
9544     [hud removeFromSuperview];
9545     [window_ setUserInteractionEnabled:YES];
9546 }
9547
9548 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9549     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9550 }
9551
9552 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9553     NSString *scheme([[url scheme] lowercaseString]);
9554     if ([[url absoluteString] length] <= [scheme length] + 3)
9555         return nil;
9556     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9557     NSArray *components([path componentsSeparatedByString:@"/"]);
9558
9559     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9560         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9561         if (controller != nil)
9562             [controller setDelegate:self];
9563         return controller;
9564     }
9565
9566     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9567         return nil;
9568
9569     NSString *base([components objectAtIndex:0]);
9570
9571     CyteViewController *controller = nil;
9572
9573     if ([base isEqualToString:@"url"]) {
9574         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9575         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9576         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9577     } else if (!external && [components count] == 1) {
9578         if ([base isEqualToString:@"sources"]) {
9579             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9580         }
9581
9582         if ([base isEqualToString:@"home"]) {
9583             controller = [[[HomeController alloc] init] autorelease];
9584         }
9585
9586         if ([base isEqualToString:@"sections"]) {
9587             controller = [[[SectionsController alloc] initWithDatabase:database_ source:nil] autorelease];
9588         }
9589
9590         if ([base isEqualToString:@"search"]) {
9591             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9592         }
9593
9594         if ([base isEqualToString:@"changes"]) {
9595             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9596         }
9597
9598         if ([base isEqualToString:@"installed"]) {
9599             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9600         }
9601     } else if ([components count] == 2) {
9602         NSString *argument = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9603
9604         if ([base isEqualToString:@"package"]) {
9605             controller = [self pageForPackage:argument withReferrer:referrer];
9606         }
9607
9608         if (!external && [base isEqualToString:@"search"]) {
9609             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9610         }
9611
9612         if (!external && [base isEqualToString:@"sections"]) {
9613             if ([argument isEqualToString:@"all"] || [argument isEqualToString:@"*"])
9614                 argument = nil;
9615             controller = [[[SectionController alloc] initWithDatabase:database_ source:nil section:argument] autorelease];
9616         }
9617
9618         if (!external && [base isEqualToString:@"sources"]) {
9619             if ([argument isEqualToString:@"add"]) {
9620                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9621                 [(SourcesController *)controller showAddSourcePrompt];
9622             } else {
9623                 Source *source([database_ sourceWithKey:argument]);
9624                 controller = [[[SectionsController alloc] initWithDatabase:database_ source:source] autorelease];
9625             }
9626         }
9627
9628         if (!external && [base isEqualToString:@"launch"]) {
9629             [self launchApplicationWithIdentifier:argument suspended:NO];
9630             return nil;
9631         }
9632     } else if (!external && [components count] == 3) {
9633         NSString *arg1 = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9634         NSString *arg2 = [[components objectAtIndex:2] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9635
9636         if ([base isEqualToString:@"package"]) {
9637             if ([arg2 isEqualToString:@"settings"]) {
9638                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9639             } else if ([arg2 isEqualToString:@"files"]) {
9640                 if (Package *package = [database_ packageWithName:arg1]) {
9641                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9642                     [(FileTable *)controller setPackage:package];
9643                 }
9644             }
9645         }
9646
9647         if ([base isEqualToString:@"sections"]) {
9648             Source *source([arg1 isEqualToString:@"*"] ? nil : [database_ sourceWithKey:arg1]);
9649             NSString *section([arg2 isEqualToString:@"*"] ? nil : arg2);
9650             controller = [[[SectionController alloc] initWithDatabase:database_ source:source section:section] autorelease];
9651         }
9652     }
9653
9654     [controller setDelegate:self];
9655     return controller;
9656 }
9657
9658 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9659     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
9660
9661     if (page != nil)
9662         [tabbar_ setUnselectedViewController:page];
9663
9664     return page != nil;
9665 }
9666
9667 - (void) applicationOpenURL:(NSURL *)url {
9668     [super applicationOpenURL:url];
9669
9670     if (!loaded_)
9671         starturl_ = url;
9672     else
9673         [self openCydiaURL:url forExternal:YES];
9674 }
9675
9676 - (void) applicationWillResignActive:(UIApplication *)application {
9677     // Stop refreshing if you get a phone call or lock the device.
9678     if ([tabbar_ updating])
9679         [tabbar_ cancelUpdate];
9680
9681     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9682         [super applicationWillResignActive:application];
9683 }
9684
9685 - (void) saveState {
9686     [[NSDictionary dictionaryWithObjectsAndKeys:
9687         @"InterfaceState", [tabbar_ navigationURLCollection],
9688         @"LastClosed", [NSDate date],
9689         @"InterfaceIndex", [NSNumber numberWithInt:[tabbar_ selectedIndex]],
9690     nil] writeToFile:@ SavedState_ atomically:YES];
9691
9692     [self _saveConfig];
9693 }
9694
9695 - (void) applicationWillTerminate:(UIApplication *)application {
9696     [self saveState];
9697 }
9698
9699 - (void) applicationDidEnterBackground:(UIApplication *)application {
9700     if (kCFCoreFoundationVersionNumber < 1000 && [self isSafeToSuspend])
9701         return [self terminateWithSuccess];
9702     Backgrounded_ = [NSDate date];
9703     [self saveState];
9704 }
9705
9706 - (void) applicationWillEnterForeground:(UIApplication *)application {
9707     if (Backgrounded_ == nil)
9708         return;
9709
9710     NSTimeInterval interval([Backgrounded_ timeIntervalSinceNow]);
9711
9712     if (interval <= -(30*60)) {
9713         [tabbar_ setSelectedIndex:0];
9714         [[[tabbar_ viewControllers] objectAtIndex:0] popToRootViewControllerAnimated:NO];
9715     }
9716
9717     if (interval <= -(15*60)) {
9718         if (IsReachable("cydia.saurik.com")) {
9719             [tabbar_ beginUpdate];
9720             [appcache_ reloadURLWithCache:YES];
9721         }
9722     }
9723 }
9724
9725 - (void) setConfigurationData:(NSString *)data {
9726     static RegEx conffile_r("'(.*)' '(.*)' ([01]) ([01])");
9727
9728     if (!conffile_r(data)) {
9729         lprintf("E:invalid conffile\n");
9730         return;
9731     }
9732
9733     NSString *ofile = conffile_r[1];
9734     //NSString *nfile = conffile_r[2];
9735
9736     UIAlertView *alert = [[[UIAlertView alloc]
9737         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9738         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9739         delegate:self
9740         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9741         otherButtonTitles:
9742             UCLocalize("ACCEPT_NEW_COPY"),
9743             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9744         nil
9745     ] autorelease];
9746
9747     [alert setContext:@"conffile"];
9748     [alert setNumberOfRows:2];
9749     [alert show];
9750 }
9751
9752 - (void) addStashController {
9753     [self lockSuspend];
9754     stash_ = [[[StashController alloc] init] autorelease];
9755     [window_ addSubview:[stash_ view]];
9756 }
9757
9758 - (void) removeStashController {
9759     [[stash_ view] removeFromSuperview];
9760     stash_ = nil;
9761     [self unlockSuspend];
9762 }
9763
9764 - (void) stash {
9765     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9766     UpdateExternalStatus(1);
9767     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/cydo /usr/libexec/cydia/free.sh"];
9768     UpdateExternalStatus(0);
9769
9770     [self removeStashController];
9771
9772     pid_t pid(ExecFork());
9773     if (pid == 0) {
9774         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9775         perror("launchctl stop");
9776
9777         exit(0);
9778     } ReapZombie(pid);
9779 }
9780
9781 - (void) setupViewControllers {
9782     tabbar_ = [[[CydiaTabBarController alloc] initWithDatabase:database_] autorelease];
9783
9784     NSMutableArray *items;
9785     if (kCFCoreFoundationVersionNumber < 800) {
9786         items = [NSMutableArray arrayWithObjects:
9787             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home.png"] tag:0] autorelease],
9788             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install.png"] tag:0] autorelease],
9789             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes.png"] tag:0] autorelease],
9790             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage.png"] tag:0] autorelease],
9791             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search.png"] tag:0] autorelease],
9792         nil];
9793     } else {
9794         items = [NSMutableArray arrayWithObjects:
9795             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home7.png"] selectedImage:[UIImage imageNamed:@"home7s.png"]] autorelease],
9796             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install7.png"] selectedImage:[UIImage imageNamed:@"install7s.png"]] autorelease],
9797             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes7.png"] selectedImage:[UIImage imageNamed:@"changes7s.png"]] autorelease],
9798             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage7.png"] selectedImage:[UIImage imageNamed:@"manage7s.png"]] autorelease],
9799             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search7.png"] selectedImage:[UIImage imageNamed:@"search7s.png"]] autorelease],
9800         nil];
9801     }
9802
9803     NSMutableArray *controllers([NSMutableArray array]);
9804     for (UITabBarItem *item in items) {
9805         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9806         [controller setTabBarItem:item];
9807         [controllers addObject:controller];
9808     }
9809     [tabbar_ setViewControllers:controllers];
9810
9811     [tabbar_ setUpdateDelegate:self];
9812 }
9813
9814 - (void) _sendMemoryWarningNotification {
9815     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
9816         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
9817     else
9818         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9819 }
9820
9821 - (void) _sendMemoryWarningNotifications {
9822     while (true) {
9823         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9824         sleep(2);
9825         //usleep(2000000);
9826     }
9827 }
9828
9829 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
9830     NSLog(@"--");
9831     [[NSURLCache sharedURLCache] removeAllCachedResponses];
9832 }
9833
9834 - (void) applicationDidFinishLaunching:(id)unused {
9835     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9836
9837 _trace();
9838     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9839         [self setApplicationSupportsShakeToEdit:NO];
9840
9841     @synchronized (HostConfig_) {
9842         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9843     }
9844
9845     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9846         initWithMemoryCapacity:524288
9847         diskCapacity:10485760
9848         diskPath:Cache("SDURLCache")
9849     ] autorelease]];
9850
9851     [CydiaWebViewController _initialize];
9852
9853     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9854
9855     // this would disallow http{,s} URLs from accessing this data
9856     //[WebView registerURLSchemeAsLocal:@"cydia"];
9857
9858     Font12_ = [UIFont systemFontOfSize:12];
9859     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9860     Font14_ = [UIFont systemFontOfSize:14];
9861     Font18_ = [UIFont systemFontOfSize:18];
9862     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9863     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9864
9865     essential_ = [NSMutableArray arrayWithCapacity:4];
9866     broken_ = [NSMutableArray arrayWithCapacity:4];
9867
9868     // XXX: I really need this thing... like, seriously... I'm sorry
9869     appcache_ = [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] autorelease];
9870     [appcache_ reloadData];
9871
9872     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9873     [window_ orderFront:self];
9874     [window_ makeKey:self];
9875     [window_ setHidden:NO];
9876
9877     if (false) stash: {
9878         [self addStashController];
9879         // XXX: this would be much cleaner as a yieldToSelector:
9880         // that way the removeStashController could happen right here inline
9881         // we also could no longer require the useless stash_ field anymore
9882         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9883         return;
9884     }
9885
9886     struct stat root;
9887     int error(stat("/", &root));
9888     _assert(error != -1);
9889
9890     #define Stash_(path) do { \
9891         struct stat folder; \
9892         int error(lstat((path), &folder)); \
9893         if (error != -1 && ( \
9894             folder.st_dev == root.st_dev && \
9895             S_ISDIR(folder.st_mode) \
9896         ) || error == -1 && ( \
9897             errno == ENOENT || \
9898             errno == ENOTDIR \
9899         )) goto stash; \
9900     } while (false)
9901
9902     Stash_("/Applications");
9903     Stash_("/Library/Ringtones");
9904     Stash_("/Library/Wallpaper");
9905     //Stash_("/usr/bin");
9906     Stash_("/usr/include");
9907     Stash_("/usr/share");
9908     //Stash_("/var/lib");
9909
9910     database_ = [Database sharedInstance];
9911     [database_ setDelegate:self];
9912
9913     [window_ setUserInteractionEnabled:NO];
9914     [self setupViewControllers];
9915
9916     CydiaLoadingViewController *loading([[[CydiaLoadingViewController alloc] init] autorelease]);
9917     UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
9918     [navigation setViewControllers:[NSArray arrayWithObject:loading]];
9919
9920     emulated_ = [[[CyteTabBarController alloc] init] autorelease];
9921     [emulated_ setViewControllers:[NSArray arrayWithObject:navigation]];
9922     [emulated_ setSelectedIndex:0];
9923
9924     if ([emulated_ respondsToSelector:@selector(concealTabBarSelection)])
9925         [emulated_ concealTabBarSelection];
9926
9927     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9928         [window_ setRootViewController:emulated_];
9929     else
9930         [window_ addSubview:[emulated_ view]];
9931
9932     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9933 _trace();
9934 }
9935
9936 - (NSArray *) defaultStartPages {
9937     NSMutableArray *standard = [NSMutableArray array];
9938     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9939     [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9940     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9941     [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9942     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9943     return standard;
9944 }
9945
9946 - (void) loadData {
9947 _trace();
9948     if ([emulated_ modalViewController] != nil)
9949         [emulated_ dismissModalViewControllerAnimated:YES];
9950     [window_ setUserInteractionEnabled:NO];
9951
9952     [self reloadDataWithInvocation:nil];
9953     [self refreshIfPossible];
9954     [self disemulate];
9955
9956     NSDictionary *state([NSDictionary dictionaryWithContentsOfFile:@ SavedState_]);
9957
9958     int savedIndex = [[state objectForKey:@"InterfaceIndex"] intValue];
9959     NSArray *saved = [[[state objectForKey:@"InterfaceState"] mutableCopy] autorelease];
9960     int standardIndex = 0;
9961     NSArray *standard = [self defaultStartPages];
9962
9963     BOOL valid = YES;
9964
9965     if (saved == nil)
9966         valid = NO;
9967
9968     NSDate *closed = [state objectForKey:@"LastClosed"];
9969     if (valid && closed != nil) {
9970         NSTimeInterval interval([closed timeIntervalSinceNow]);
9971         if (interval <= -(30*60))
9972             valid = NO;
9973     }
9974
9975     if (valid && [saved count] != [standard count])
9976         valid = NO;
9977
9978     if (valid) {
9979         for (unsigned int i = 0; i < [standard count]; i++) {
9980             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9981             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9982             //      but it's good enough for now.
9983             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9984                 valid = NO;
9985                 break;
9986             }
9987         }
9988     }
9989
9990     NSArray *items = nil;
9991     if (valid) {
9992         [tabbar_ setSelectedIndex:savedIndex];
9993         items = saved;
9994     } else {
9995         [tabbar_ setSelectedIndex:standardIndex];
9996         items = standard;
9997     }
9998
9999     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
10000         NSArray *stack = [items objectAtIndex:tab];
10001         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
10002         NSMutableArray *current = [NSMutableArray array];
10003
10004         for (unsigned int nav = 0; nav < [stack count]; nav++) {
10005             NSString *addr = [stack objectAtIndex:nav];
10006             NSURL *url = [NSURL URLWithString:addr];
10007             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
10008             if (page != nil)
10009                 [current addObject:page];
10010         }
10011
10012         [navigation setViewControllers:current];
10013     }
10014
10015     // (Try to) show the startup URL.
10016     if (starturl_ != nil) {
10017         [self openCydiaURL:starturl_ forExternal:YES];
10018         starturl_ = nil;
10019     }
10020 }
10021
10022 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
10023     if (item != nil && IsWildcat_) {
10024         [sheet showFromBarButtonItem:item animated:YES];
10025     } else {
10026         [sheet showInView:window_];
10027     }
10028 }
10029
10030 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
10031     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
10032     [progress setTitle:task];
10033     [progress addProgressEvent:event];
10034 }
10035
10036 - (void) addProgressEventForTask:(NSArray *)data {
10037     CydiaProgressEvent *event([data objectAtIndex:0]);
10038     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10039     [self addProgressEvent:event forTask:task];
10040 }
10041
10042 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10043     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10044 }
10045
10046 @end
10047
10048 /*IMP alloc_;
10049 id Alloc_(id self, SEL selector) {
10050     id object = alloc_(self, selector);
10051     lprintf("[%s]A-%p\n", self->isa->name, object);
10052     return object;
10053 }*/
10054
10055 /*IMP dealloc_;
10056 id Dealloc_(id self, SEL selector) {
10057     id object = dealloc_(self, selector);
10058     lprintf("[%s]D-%p\n", self->isa->name, object);
10059     return object;
10060 }*/
10061
10062 Class $NSURLConnection;
10063
10064 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10065     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
10066
10067     NSURL *url([copy URL]);
10068
10069     NSString *host([url host]);
10070     NSString *scheme([[url scheme] lowercaseString]);
10071
10072     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10073
10074     @synchronized (HostConfig_) {
10075         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10076             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10077                 [copy setHTTPShouldUsePipelining:YES];
10078
10079         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10080             if ([control isEqualToString:@"max-age=0"])
10081                 if ([CachedURLs_ containsObject:url]) {
10082 #if !ForRelease
10083                     NSLog(@"~~~: %@", url);
10084 #endif
10085
10086                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10087
10088                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10089                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10090                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10091                 }
10092     }
10093
10094     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10095     } return self;
10096 }
10097
10098 Class $WAKWindow;
10099
10100 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
10101     CGSize size([[UIScreen mainScreen] bounds].size);
10102     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10103         if ([$WAKWindow hasLandscapeOrientation])
10104             std::swap(size.width, size.height);*/
10105     return size;
10106 }
10107
10108 Class $NSUserDefaults;
10109
10110 MSHook(id, NSUserDefaults$objectForKey$, NSUserDefaults *self, SEL _cmd, NSString *key) {
10111     if ([key respondsToSelector:@selector(isEqualToString:)] && [key isEqualToString:@"WebKitLocalStorageDatabasePathPreferenceKey"])
10112         return Cache("LocalStorage");
10113     return _NSUserDefaults$objectForKey$(self, _cmd, key);
10114 }
10115
10116 int main(int argc, char *argv[]) {
10117     setreugid(501, 501);
10118
10119     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10120
10121     _trace();
10122
10123     UpdateExternalStatus(0);
10124
10125     UIScreen *screen([UIScreen mainScreen]);
10126     if ([screen respondsToSelector:@selector(scale)])
10127         ScreenScale_ = [screen scale];
10128     else
10129         ScreenScale_ = 1;
10130
10131     UIDevice *device([UIDevice currentDevice]);
10132     if ([device respondsToSelector:@selector(userInterfaceIdiom)]) {
10133         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10134         if (idiom == UIUserInterfaceIdiomPad)
10135             IsWildcat_ = true;
10136     }
10137
10138     Idiom_ = IsWildcat_ ? @"ipad" : @"iphone";
10139
10140     RegEx pattern("([0-9]+\\.[0-9]+).*");
10141
10142     if (pattern([device systemVersion]))
10143         Firmware_ = pattern[1];
10144     if (pattern(Cydia_))
10145         Major_ = pattern[1];
10146
10147     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10148
10149     HostConfig_ = [[[NSObject alloc] init] autorelease];
10150     @synchronized (HostConfig_) {
10151         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10152         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10153         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10154         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10155     }
10156
10157     NSString *ui(@"ui/ios");
10158     if (Idiom_ != nil)
10159         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10160     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10161     UI_ = CydiaURL(ui);
10162
10163     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10164
10165     /* Library Hacks {{{ */
10166     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10167
10168     $WAKWindow = objc_getClass("WAKWindow");
10169     if ($WAKWindow != NULL)
10170         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10171             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10172
10173     $NSURLConnection = objc_getClass("NSURLConnection");
10174     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10175     if (NSURLConnection$init$ != NULL) {
10176         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10177         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10178     }
10179
10180     $NSUserDefaults = objc_getClass("NSUserDefaults");
10181     Method NSUserDefaults$objectForKey$(class_getInstanceMethod($NSUserDefaults, @selector(objectForKey:)));
10182     if (NSUserDefaults$objectForKey$ != NULL) {
10183         _NSUserDefaults$objectForKey$ = reinterpret_cast<id (*)(NSUserDefaults *, SEL, NSString *)>(method_getImplementation(NSUserDefaults$objectForKey$));
10184         method_setImplementation(NSUserDefaults$objectForKey$, reinterpret_cast<IMP>(&$NSUserDefaults$objectForKey$));
10185     }
10186     /* }}} */
10187     /* Set Locale {{{ */
10188     Locale_ = CFLocaleCopyCurrent();
10189     Languages_ = [NSLocale preferredLanguages];
10190
10191     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10192     //NSLog(@"%@", [Languages_ description]);
10193
10194     const char *lang;
10195     if (Locale_ != NULL)
10196         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10197     else if (Languages_ != nil && [Languages_ count] != 0)
10198         lang = [[Languages_ objectAtIndex:0] UTF8String];
10199     else
10200         // XXX: consider just setting to C and then falling through?
10201         lang = NULL;
10202
10203     if (lang != NULL) {
10204         RegEx pattern("([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?");
10205         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10206     }
10207
10208     NSLog(@"Setting Language: %s", lang);
10209
10210     if (lang != NULL) {
10211         setenv("LANG", lang, true);
10212         std::setlocale(LC_ALL, lang);
10213     }
10214     /* }}} */
10215     /* Index Collation {{{ */
10216     if (Class $UILocalizedIndexedCollation = objc_getClass("UILocalizedIndexedCollation")) { @try {
10217         NSBundle *bundle([NSBundle bundleForClass:$UILocalizedIndexedCollation]);
10218         NSString *path([bundle pathForResource:@"UITableViewLocalizedSectionIndex" ofType:@"plist"]);
10219         //path = @"/System/Library/Frameworks/UIKit.framework/.lproj/UITableViewLocalizedSectionIndex.plist";
10220         NSDictionary *dictionary([NSDictionary dictionaryWithContentsOfFile:path]);
10221         _H<UILocalizedIndexedCollation> collation([[[$UILocalizedIndexedCollation alloc] initWithDictionary:dictionary] autorelease]);
10222
10223         CollationLocale_ = MSHookIvar<NSLocale *>(collation, "_locale");
10224
10225         if (kCFCoreFoundationVersionNumber >= 800 && [[CollationLocale_ localeIdentifier] isEqualToString:@"zh@collation=stroke"]) {
10226             CollationThumbs_ = [NSArray arrayWithObjects:@"1",@"•",@"4",@"•",@"7",@"•",@"10",@"•",@"13",@"•",@"16",@"•",@"19",@"A",@"•",@"E",@"•",@"I",@"•",@"M",@"•",@"R",@"•",@"V",@"•",@"Z",@"#",nil];
10227             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})
10228                 CollationOffset_.push_back(offset);
10229             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];
10230             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];
10231         } else {
10232
10233         CollationThumbs_ = [collation sectionIndexTitles];
10234         for (size_t index(0), end([CollationThumbs_ count]); index != end; ++index)
10235             CollationOffset_.push_back([collation sectionForSectionIndexTitleAtIndex:index]);
10236
10237         CollationTitles_ = [collation sectionTitles];
10238         CollationStarts_ = MSHookIvar<NSArray *>(collation, "_sectionStartStrings");
10239
10240         NSString *&transform(MSHookIvar<NSString *>(collation, "_transform"));
10241         if (&transform != NULL && transform != nil) {
10242             /*if ([collation respondsToSelector:@selector(transformedCollationStringForString:)])
10243                 CollationModify_ = [=](NSString *value) { return [collation transformedCollationStringForString:value]; };*/
10244             const UChar *uid(reinterpret_cast<const UChar *>([transform cStringUsingEncoding:NSUnicodeStringEncoding]));
10245             UErrorCode code(U_ZERO_ERROR);
10246             CollationTransl_ = utrans_openU(uid, -1, UTRANS_FORWARD, NULL, 0, NULL, &code);
10247             if (!U_SUCCESS(code))
10248                 NSLog(@"%s", u_errorName(code));
10249         }
10250
10251         }
10252     } @catch (NSException *e) {
10253         NSLog(@"%@", e);
10254         goto hard;
10255     } } else hard: {
10256         CollationLocale_ = [[[NSLocale alloc] initWithLocaleIdentifier:@"en@collation=dictionary"] autorelease];
10257
10258         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];
10259         for (NSInteger offset(0); offset != 28; ++offset)
10260             CollationOffset_.push_back(offset);
10261
10262         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];
10263         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];
10264     }
10265     /* }}} */
10266     /* Parse Arguments {{{ */
10267     bool substrate(false);
10268
10269     if (argc != 0) {
10270         char **args(argv);
10271         int arge(1);
10272
10273         for (int argi(1); argi != argc; ++argi)
10274             if (strcmp(argv[argi], "--") == 0) {
10275                 arge = argi;
10276                 argv[argi] = argv[0];
10277                 argv += argi;
10278                 argc -= argi;
10279                 break;
10280             }
10281
10282         for (int argi(1); argi != arge; ++argi)
10283             if (strcmp(args[argi], "--substrate") == 0)
10284                 substrate = true;
10285             else
10286                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10287     }
10288     /* }}} */
10289
10290     App_ = [[NSBundle mainBundle] bundlePath];
10291     Advanced_ = YES;
10292
10293     Cache_ = [[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia", @"/var/mobile"] retain];
10294
10295     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10296     alloc_ = alloc->method_imp;
10297     alloc->method_imp = (IMP) &Alloc_;*/
10298
10299     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10300     dealloc_ = dealloc->method_imp;
10301     dealloc->method_imp = (IMP) &Dealloc_;*/
10302
10303     void *gestalt(dlopen("/usr/lib/libMobileGestalt.dylib", RTLD_GLOBAL | RTLD_LAZY));
10304     $MGCopyAnswer = reinterpret_cast<CFStringRef (*)(CFStringRef)>(dlsym(gestalt, "MGCopyAnswer"));
10305
10306     /* System Information {{{ */
10307     size_t size;
10308
10309     int maxproc;
10310     size = sizeof(maxproc);
10311     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10312         perror("sysctlbyname(\"kern.maxproc\", ?)");
10313     else if (maxproc < 64) {
10314         maxproc = 64;
10315         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10316             perror("sysctlbyname(\"kern.maxproc\", #)");
10317     }
10318
10319     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10320     char *osversion = new char[size];
10321     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10322         perror("sysctlbyname(\"kern.osversion\", ?)");
10323     else
10324         System_ = [NSString stringWithUTF8String:osversion];
10325
10326     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10327     char *machine = new char[size];
10328     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10329         perror("sysctlbyname(\"hw.machine\", ?)");
10330     else
10331         Machine_ = machine;
10332
10333     int64_t usermem(0);
10334     size = sizeof(usermem);
10335     if (sysctlbyname("hw.usermem", &usermem, &size, NULL, 0) == -1)
10336         usermem = 0;
10337
10338     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10339     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10340     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10341
10342     UniqueID_ = UniqueIdentifier(device);
10343
10344     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10345         Product_ = [info objectForKey:@"SafariProductVersion"];
10346         Safari_ = [info objectForKey:@"CFBundleVersion"];
10347     }
10348
10349     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10350
10351     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Safari_))
10352         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[1], agent];
10353     if (RegEx match = RegEx("([0-9]+[A-Z][0-9]+[a-z]?).*", System_))
10354         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[1], agent];
10355     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Product_))
10356         agent = [NSString stringWithFormat:@"Version/%@ %@", match[1], agent];
10357
10358     UserAgent_ = agent;
10359     /* }}} */
10360     /* Load Database {{{ */
10361     _trace();
10362     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10363     _trace();
10364     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10365
10366     if (Metadata_ == NULL)
10367         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10368     else {
10369         Values_ = [Metadata_ objectForKey:@"Values"];
10370         Sections_ = [Metadata_ objectForKey:@"Sections"];
10371         Sources_ = [Metadata_ objectForKey:@"Sources"];
10372
10373         Version_ = [Metadata_ objectForKey:@"Version"];
10374     }
10375
10376     if (Values_ == nil) {
10377         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10378         [Metadata_ setObject:Values_ forKey:@"Values"];
10379     }
10380
10381     if (Sections_ == nil) {
10382         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10383         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10384     }
10385
10386     if (Sources_ == nil) {
10387         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10388         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10389     }
10390
10391     if (Version_ == nil) {
10392         Version_ = [NSNumber numberWithUnsignedInt:0];
10393         [Metadata_ setObject:Version_ forKey:@"Version"];
10394     }
10395
10396     if ([Version_ unsignedIntValue] == 0) {
10397         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10398         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10399         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10400         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10401
10402         Version_ = [NSNumber numberWithUnsignedInt:1];
10403         [Metadata_ setObject:Version_ forKey:@"Version"];
10404
10405         [Metadata_ removeObjectForKey:@"LastUpdate"];
10406
10407         Changed_ = true;
10408     }
10409
10410     _H<NSMutableArray> broken([NSMutableArray array]);
10411     for (NSString *key in (id) Sources_)
10412         if ([key rangeOfCharacterFromSet:[NSCharacterSet characterSetWithCharactersInString:@"# "]].location != NSNotFound)
10413             [broken addObject:key];
10414     if ([broken count] != 0) {
10415         for (NSString *key in (id) broken)
10416             [Sources_ removeObjectForKey:key];
10417         Changed_ = true;
10418     } broken = nil;
10419     /* }}} */
10420
10421     CydiaWriteSources();
10422
10423     _trace();
10424     mkdir("/var/mobile/Library/Cydia", 0755);
10425     MetaFile_.Open("/var/mobile/Library/Cydia/metadata.cb0");
10426     _trace();
10427
10428     if (NSDictionary *packages = [Metadata_ objectForKey:@"Packages"]) {
10429         bool fail(false);
10430         CFDictionaryApplyFunction((CFDictionaryRef) packages, &PackageImport, &fail);
10431         _trace();
10432
10433         if (!fail) {
10434             [Metadata_ removeObjectForKey:@"Packages"];
10435             Changed_ = true;
10436         }
10437     }
10438
10439     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10440
10441 #define MobileSubstrate_(name) \
10442     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10443         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10444         if (handle == NULL) \
10445             NSLog(@"%s", dlerror()); \
10446     }
10447
10448     MobileSubstrate_(Activator)
10449     MobileSubstrate_(libstatusbar)
10450     MobileSubstrate_(SimulatedKeyEvents)
10451     MobileSubstrate_(WinterBoard)
10452
10453     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10454         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10455
10456     if (kCFCoreFoundationVersionNumber > 1000)
10457         system("/usr/libexec/cydia/cydo /usr/libexec/cydia/setnsfpn /var/lib");
10458
10459     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10460
10461     if (access("/User", F_OK) != 0 || version != 6) {
10462         _trace();
10463         system("/usr/libexec/cydia/cydo /usr/libexec/cydia/firmware.sh");
10464         _trace();
10465     }
10466
10467     if (access("/tmp/cydia.chk", F_OK) == 0) {
10468         if (unlink([Cache("pkgcache.bin") UTF8String]) == -1)
10469             _assert(errno == ENOENT);
10470         if (unlink([Cache("srcpkgcache.bin") UTF8String]) == -1)
10471             _assert(errno == ENOENT);
10472     }
10473
10474     /* APT Initialization {{{ */
10475     _assert(pkgInitConfig(*_config));
10476     _assert(pkgInitSystem(*_config, _system));
10477
10478     if (lang != NULL)
10479         _config->Set("APT::Acquire::Translation", lang);
10480
10481     // XXX: this timeout might be important :(
10482     //_config->Set("Acquire::http::Timeout", 15);
10483
10484     _config->Set("Acquire::http::MaxParallel", usermem >= 384 * 1024 * 1024 ? 16 : 3);
10485
10486     mkdir([Cache_ UTF8String], 0755);
10487     mkdir([Cache("archives") UTF8String], 0755);
10488     mkdir([Cache("archives/partial") UTF8String], 0755);
10489     _config->Set("Dir::Cache", [Cache_ UTF8String]);
10490
10491     mkdir([Cache("lists") UTF8String], 0755);
10492     mkdir([Cache("lists/partial") UTF8String], 0755);
10493     mkdir([Cache("periodic") UTF8String], 0755);
10494     _config->Set("Dir::State::Lists", [Cache("lists") UTF8String]);
10495
10496     std::string logs("/var/mobile/Library/Logs/Cydia");
10497     mkdir(logs.c_str(), 0755);
10498     _config->Set("Dir::Log::Terminal", logs + "/apt.log");
10499
10500     _config->Set("Dir::Bin::dpkg", "/usr/libexec/cydia/cydo");
10501     /* }}} */
10502     /* Color Choices {{{ */
10503     space_ = CGColorSpaceCreateDeviceRGB();
10504
10505     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10506     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10507     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10508     Folder_.Set(space_, 0x8e/255.f, 0x8e/255.f, 0x93/255.f, 1.0);
10509     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10510     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10511     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10512     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10513     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10514     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10515
10516     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10517     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10518     /* }}}*/
10519     /* UIKit Configuration {{{ */
10520     // XXX: I have a feeling this was important
10521     //UIKeyboardDisableAutomaticAppearance();
10522     /* }}} */
10523
10524     $SBSSetInterceptsMenuButtonForever = reinterpret_cast<void (*)(bool)>(dlsym(RTLD_DEFAULT, "SBSSetInterceptsMenuButtonForever"));
10525
10526     const char *symbol(kCFCoreFoundationVersionNumber >= 800 ? "MGGetBoolAnswer" : "GSSystemHasCapability");
10527     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, symbol));
10528     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10529
10530     PulseInterval_ = fast ? 50000 : 500000;
10531
10532     Colon_ = UCLocalize("COLON_DELIMITED");
10533     Elision_ = UCLocalize("ELISION");
10534     Error_ = UCLocalize("ERROR");
10535     Warning_ = UCLocalize("WARNING");
10536
10537     _trace();
10538     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10539
10540     CGColorSpaceRelease(space_);
10541     CFRelease(Locale_);
10542
10543     [pool release];
10544     return value;
10545 }