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