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> Token_;
 750 static _H<NSString> UniqueID_;
 751 static _H<NSString> UserAgent_;
 752 static _H<NSString> Product_;
 753 static _H<NSString> Safari_;
 754
 755 static _H<NSLocale> CollationLocale_;
 756 static _H<NSArray> CollationThumbs_;
 757 static std::vector<NSInteger> CollationOffset_;
 758 static _H<NSArray> CollationTitles_;
 759 static _H<NSArray> CollationStarts_;
 760 static UTransliterator *CollationTransl_;
 761 //static Function<NSString *, NSString *> CollationModify_;
 762
 763 typedef std::basic_string<UChar> ustring;
 764 static ustring CollationString_;
 765
 766 #define CUC const ustring &str(*reinterpret_cast<const ustring *>(rep))
 767 #define UC ustring &str(*reinterpret_cast<ustring *>(rep))
 768 static struct UReplaceableCallbacks CollationUCalls_ = {
 769     .length = [](const UReplaceable *rep) -> int32_t { CUC;
 770         return str.size();
 771     },
 772
 773     .charAt = [](const UReplaceable *rep, int32_t offset) -> UChar { CUC;
 774         //fprintf(stderr, "charAt(%d) : %d\n", offset, str.size());
 775         if (offset >= str.size())
 776             return 0xffff;
 777         return str[offset];
 778     },
 779
 780     .char32At = [](const UReplaceable *rep, int32_t offset) -> UChar32 { CUC;
 781         //fprintf(stderr, "char32At(%d) : %d\n", offset, str.size());
 782         if (offset >= str.size())
 783             return 0xffff;
 784         UChar32 c;
 785         U16_GET(str.data(), 0, offset, str.size(), c);
 786         return c;
 787     },
 788
 789     .replace = [](UReplaceable *rep, int32_t start, int32_t limit, const UChar *text, int32_t length) -> void { UC;
 790         //fprintf(stderr, "replace(%d, %d, %d) : %d\n", start, limit, length, str.size());
 791         str.replace(start, limit - start, text, length);
 792     },
 793
 794     .extract = [](UReplaceable *rep, int32_t start, int32_t limit, UChar *dst) -> void { UC;
 795         //fprintf(stderr, "extract(%d, %d) : %d\n", start, limit, str.size());
 796         str.copy(dst, limit - start, start);
 797     },
 798
 799     .copy = [](UReplaceable *rep, int32_t start, int32_t limit, int32_t dest) -> void { UC;
 800         //fprintf(stderr, "copy(%d, %d, %d) : %d\n", start, limit, dest, str.size());
 801         str.replace(dest, 0, str, start, limit - start);
 802     },
 803 };
 804
 805 static CFLocaleRef Locale_;
 806 static NSArray *Languages_;
 807 static CGColorSpaceRef space_;
 808
 809 static NSDictionary *SectionMap_;
 810 static NSMutableDictionary *Metadata_;
 811 static _transient NSMutableDictionary *Settings_;
 812 static _transient NSMutableDictionary *Packages_;
 813 static _transient NSMutableDictionary *Values_;
 814 static _transient NSMutableDictionary *Sections_;
 815 _H<NSMutableDictionary> Sources_;
 816 static _transient NSNumber *Version_;
 817 bool Changed_;
 818 static time_t now_;
 819
 820 bool IsWildcat_;
 821 CGFloat ScreenScale_;
 822 static NSString *Idiom_;
 823 static _H<NSString> Firmware_;
 824 static NSString *Major_;
 825
 826 static _H<NSMutableDictionary> SessionData_;
 827 static _H<NSObject> HostConfig_;
 828 static _H<NSMutableSet> BridgedHosts_;
 829 static _H<NSMutableSet> TokenHosts_;
 830 static _H<NSMutableSet> InsecureHosts_;
 831 static _H<NSMutableSet> PipelinedHosts_;
 832 static _H<NSMutableSet> CachedURLs_;
 833
 834 static NSString *kCydiaProgressEventTypeError = @"Error";
 835 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 836 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 837 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 838 /* }}} */
 839
 840 /* Display Helpers {{{ */
 841 inline float Interpolate(float begin, float end, float fraction) {
 842     return (end - begin) * fraction + begin;
 843 }
 844
 845 static inline double Retina(double value) {
 846     value *= ScreenScale_;
 847     value = round(value);
 848     value /= ScreenScale_;
 849     return value;
 850 }
 851
 852 static inline CGRect Retina(CGRect value) {
 853     value.origin.x *= ScreenScale_;
 854     value.origin.y *= ScreenScale_;
 855     value.size.width *= ScreenScale_;
 856     value.size.height *= ScreenScale_;
 857     value = CGRectIntegral(value);
 858     value.origin.x /= ScreenScale_;
 859     value.origin.y /= ScreenScale_;
 860     value.size.width /= ScreenScale_;
 861     value.size.height /= ScreenScale_;
 862     return value;
 863 }
 864
 865 static _finline const char *StripVersion_(const char *version) {
 866     const char *colon(strchr(version, ':'));
 867     return colon == NULL ? version : colon + 1;
 868 }
 869
 870 NSString *LocalizeSection(NSString *section) {
 871     static RegEx title_r("(.*?) \\((.*)\\)");
 872     if (title_r(section)) {
 873         NSString *parent(title_r[1]);
 874         NSString *child(title_r[2]);
 875
 876         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 877             LocalizeSection(parent),
 878             LocalizeSection(child)
 879         ];
 880     }
 881
 882     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 883 }
 884
 885 NSString *Simplify(NSString *title) {
 886     const char *data = [title UTF8String];
 887     size_t size = [title lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
 888
 889     static RegEx square_r("\\[(.*)\\]");
 890     if (square_r(data, size))
 891         return Simplify(square_r[1]);
 892
 893     static RegEx paren_r("\\((.*)\\)");
 894     if (paren_r(data, size))
 895         return Simplify(paren_r[1]);
 896
 897     static RegEx title_r("(.*?) \\((.*)\\)");
 898     if (title_r(data, size))
 899         return Simplify(title_r[1]);
 900
 901     return title;
 902 }
 903 /* }}} */
 904
 905 NSString *GetLastUpdate() {
 906     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 907
 908     if (update == nil)
 909         return UCLocalize("NEVER_OR_UNKNOWN");
 910
 911     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 912     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 913
 914     CFRelease(formatter);
 915
 916     return [(NSString *) formatted autorelease];
 917 }
 918
 919 bool isSectionVisible(NSString *section) {
 920     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 921     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 922     return hidden == nil || ![hidden boolValue];
 923 }
 924
 925 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 926     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 927     if (entry == MACH_PORT_NULL)
 928         return nil;
 929
 930     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 931     IOObjectRelease(entry);
 932
 933     if (value == NULL)
 934         return nil;
 935     return [(id) value autorelease];
 936 }
 937
 938 static NSString *CYHex(NSData *data, bool reverse = false) {
 939     if (data == nil)
 940         return nil;
 941
 942     size_t length([data length]);
 943     uint8_t bytes[length];
 944     [data getBytes:bytes];
 945
 946     char string[length * 2 + 1];
 947     for (size_t i(0); i != length; ++i)
 948         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 949
 950     return [NSString stringWithUTF8String:string];
 951 }
 952
 953 @class Cydia;
 954
 955 /* Delegate Prototypes {{{ */
 956 @class Package;
 957 @class Source;
 958 @class CydiaProgressEvent;
 959
 960 @protocol DatabaseDelegate
 961 - (void) repairWithSelector:(SEL)selector;
 962 - (void) setConfigurationData:(NSString *)data;
 963 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 964 @end
 965
 966 @class CYPackageController;
 967
 968 @protocol SourceDelegate
 969 - (void) setFetch:(NSNumber *)fetch;
 970 @end
 971
 972 @protocol FetchDelegate
 973 - (bool) isSourceCancelled;
 974 - (void) startSourceFetch:(NSString *)uri;
 975 - (void) stopSourceFetch:(NSString *)uri;
 976 @end
 977
 978 @protocol CydiaDelegate
 979 - (void) returnToCydia;
 980 - (void) saveState;
 981 - (void) retainNetworkActivityIndicator;
 982 - (void) releaseNetworkActivityIndicator;
 983 - (void) clearPackage:(Package *)package;
 984 - (void) installPackage:(Package *)package;
 985 - (void) installPackages:(NSArray *)packages;
 986 - (void) removePackage:(Package *)package;
 987 - (void) beginUpdate;
 988 - (BOOL) updating;
 989 - (bool) requestUpdate;
 990 - (void) distUpgrade;
 991 - (void) loadData;
 992 - (void) updateData;
 993 - (void) _saveConfig;
 994 - (void) syncData;
 995 - (void) addSource:(NSDictionary *)source;
 996 - (void) addTrivialSource:(NSString *)href;
 997 - (UIProgressHUD *) addProgressHUD;
 998 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 999 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1000 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1001 @end
1002 /* }}} */
1003
1004 /* CancelStatus {{{ */
1005 class CancelStatus :
1006     public pkgAcquireStatus
1007 {
1008   private:
1009     bool cancelled_;
1010
1011   public:
1012     CancelStatus() :
1013         cancelled_(false)
1014     {
1015     }
1016
1017     virtual bool MediaChange(std::string media, std::string drive) {
1018         return false;
1019     }
1020
1021     virtual void IMSHit(pkgAcquire::ItemDesc &desc) {
1022         Done(desc);
1023     }
1024
1025     virtual bool Pulse_(pkgAcquire *Owner) = 0;
1026
1027     virtual bool Pulse(pkgAcquire *Owner) {
1028         if (pkgAcquireStatus::Pulse(Owner) && Pulse_(Owner))
1029             return true;
1030         else {
1031             cancelled_ = true;
1032             return false;
1033         }
1034     }
1035
1036     _finline bool WasCancelled() const {
1037         return cancelled_;
1038     }
1039 };
1040 /* }}} */
1041 /* DelegateStatus {{{ */
1042 class CydiaStatus :
1043     public CancelStatus
1044 {
1045   private:
1046     _transient NSObject<ProgressDelegate> *delegate_;
1047
1048   public:
1049     CydiaStatus() :
1050         delegate_(nil)
1051     {
1052     }
1053
1054     void setDelegate(NSObject<ProgressDelegate> *delegate) {
1055         delegate_ = delegate;
1056     }
1057
1058     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1059         NSString *name([NSString stringWithUTF8String:desc.ShortDesc.c_str()]);
1060         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItemDesc:desc]);
1061         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1062     }
1063
1064     virtual void Done(pkgAcquire::ItemDesc &desc) {
1065         NSString *name([NSString stringWithUTF8String:desc.ShortDesc.c_str()]);
1066         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItemDesc:desc]);
1067         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1068     }
1069
1070     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1071         if (
1072             desc.Owner->Status == pkgAcquire::Item::StatIdle ||
1073             desc.Owner->Status == pkgAcquire::Item::StatDone
1074         )
1075             return;
1076
1077         std::string &error(desc.Owner->ErrorText);
1078         if (error.empty())
1079             return;
1080
1081         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItemDesc:desc]);
1082         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1083     }
1084
1085     virtual bool Pulse_(pkgAcquire *Owner) {
1086         double percent(
1087             double(CurrentBytes + CurrentItems) /
1088             double(TotalBytes + TotalItems)
1089         );
1090
1091         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
1092             [NSNumber numberWithDouble:percent], @"Percent",
1093
1094             [NSNumber numberWithDouble:CurrentBytes], @"Current",
1095             [NSNumber numberWithDouble:TotalBytes], @"Total",
1096             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
1097         nil] waitUntilDone:YES];
1098
1099         return ![delegate_ isProgressCancelled];
1100     }
1101
1102     virtual void Start() {
1103         pkgAcquireStatus::Start();
1104         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1105     }
1106
1107     virtual void Stop() {
1108         pkgAcquireStatus::Stop();
1109         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1110         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1111     }
1112 };
1113 /* }}} */
1114 /* Database Interface {{{ */
1115 typedef std::map< unsigned long, _H<Source> > SourceMap;
1116
1117 @interface Database : NSObject {
1118     NSZone *zone_;
1119     CYPool pool_;
1120
1121     unsigned era_;
1122
1123     pkgCacheFile cache_;
1124     pkgDepCache::Policy *policy_;
1125     pkgRecords *records_;
1126     pkgProblemResolver *resolver_;
1127     pkgAcquire *fetcher_;
1128     FileFd *lock_;
1129     SPtr<pkgPackageManager> manager_;
1130     pkgSourceList *list_;
1131
1132     SourceMap sourceMap_;
1133     _H<NSMutableArray> sourceList_;
1134
1135     CFMutableArrayRef packages_;
1136
1137     _transient NSObject<DatabaseDelegate> *delegate_;
1138     _transient NSObject<ProgressDelegate> *progress_;
1139
1140     CydiaStatus status_;
1141
1142     int cydiafd_;
1143     int statusfd_;
1144     FILE *input_;
1145
1146     std::map<const char *, _H<NSString> > sections_;
1147 }
1148
1149 + (Database *) sharedInstance;
1150 - (unsigned) era;
1151
1152 - (void) _readCydia:(NSNumber *)fd;
1153 - (void) _readStatus:(NSNumber *)fd;
1154 - (void) _readOutput:(NSNumber *)fd;
1155
1156 - (FILE *) input;
1157
1158 - (Package *) packageWithName:(NSString *)name;
1159
1160 - (pkgCacheFile &) cache;
1161 - (pkgDepCache::Policy *) policy;
1162 - (pkgRecords *) records;
1163 - (pkgProblemResolver *) resolver;
1164 - (pkgAcquire &) fetcher;
1165 - (pkgSourceList &) list;
1166 - (NSArray *) packages;
1167 - (NSArray *) sources;
1168 - (Source *) sourceWithKey:(NSString *)key;
1169 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1170
1171 - (void) configure;
1172 - (bool) prepare;
1173 - (void) perform;
1174 - (bool) upgrade;
1175 - (void) update;
1176
1177 - (void) updateWithStatus:(CancelStatus &)status;
1178
1179 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1180
1181 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1182 - (NSObject<ProgressDelegate> *) progressDelegate;
1183
1184 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1185 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1186 - (void) resetFetch;
1187
1188 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1189
1190 @end
1191 /* }}} */
1192 /* SourceStatus {{{ */
1193 class SourceStatus :
1194     public CancelStatus
1195 {
1196   private:
1197     _transient NSObject<FetchDelegate> *delegate_;
1198     _transient Database *database_;
1199     std::set<std::string> fetches_;
1200
1201   public:
1202     SourceStatus(NSObject<FetchDelegate> *delegate, Database *database) :
1203         delegate_(delegate),
1204         database_(database)
1205     {
1206     }
1207
1208     void Set(bool fetch, const std::string &uri) {
1209         if (fetch) {
1210             if (!fetches_.insert(uri).second)
1211                 return;
1212         } else {
1213             if (fetches_.erase(uri) == 0)
1214                 return;
1215         }
1216
1217         //printf("Set(%s, %s)\n", fetch ? "true" : "false", uri.c_str());
1218         [database_ setFetch:fetch forURI:uri.c_str()];
1219     }
1220
1221     _finline void Set(bool fetch, pkgAcquire::Item *item) {
1222         /*unsigned long ID(fetch ? 1 : 0);
1223         if (item->ID == ID)
1224             return;
1225         item->ID = ID;*/
1226         Set(fetch, item->DescURI());
1227     }
1228
1229     void Log(const char *tag, pkgAcquire::Item *item) {
1230         //printf("%s(%s) S:%u Q:%u\n", tag, item->DescURI().c_str(), item->Status, item->QueueCounter);
1231     }
1232
1233     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1234         Log("Fetch", desc.Owner);
1235         Set(true, desc.Owner);
1236     }
1237
1238     virtual void Done(pkgAcquire::ItemDesc &desc) {
1239         Log("Done", desc.Owner);
1240         Set(false, desc.Owner);
1241     }
1242
1243     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1244         Log("Fail", desc.Owner);
1245         Set(false, desc.Owner);
1246     }
1247
1248     virtual bool Pulse_(pkgAcquire *Owner) {
1249         std::set<std::string> fetches;
1250         for (pkgAcquire::ItemCIterator item(Owner->ItemsBegin()); item != Owner->ItemsEnd(); ++item) {
1251             bool fetch;
1252             if ((*item)->QueueCounter == 0)
1253                 fetch = false;
1254             else switch ((*item)->Status) {
1255                 case pkgAcquire::Item::StatFetching:
1256                     fetches.insert((*item)->DescURI());
1257                     fetch = true;
1258                 break;
1259
1260                 default:
1261                     fetch = false;
1262                 break;
1263             }
1264
1265             Log(fetch ? "Pulse<true>" : "Pulse<false>", *item);
1266             Set(fetch, *item);
1267         }
1268
1269         std::vector<std::string> stops;
1270         std::set_difference(fetches_.begin(), fetches_.end(), fetches.begin(), fetches.end(), std::back_insert_iterator<std::vector<std::string>>(stops));
1271         for (std::vector<std::string>::const_iterator stop(stops.begin()); stop != stops.end(); ++stop) {
1272             //printf("Stop(%s)\n", stop->c_str());
1273             Set(false, *stop);
1274         }
1275
1276         return ![delegate_ isSourceCancelled];
1277     }
1278
1279     virtual void Stop() {
1280         pkgAcquireStatus::Stop();
1281         [database_ resetFetch];
1282     }
1283 };
1284 /* }}} */
1285 /* ProgressEvent Implementation {{{ */
1286 @implementation CydiaProgressEvent
1287
1288 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1289     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1290 }
1291
1292 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1293     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1294     [event setPackage:package];
1295     return event;
1296 }
1297
1298 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItemDesc:(pkgAcquire::ItemDesc &)desc {
1299     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1300
1301     NSString *description([NSString stringWithUTF8String:desc.Description.c_str()]);
1302     NSArray *fields([description componentsSeparatedByString:@" "]);
1303     [event setItem:fields];
1304
1305     if ([fields count] > 3) {
1306         [event setPackage:[fields objectAtIndex:2]];
1307         [event setVersion:[fields objectAtIndex:3]];
1308     }
1309
1310     [event setURL:[NSString stringWithUTF8String:desc.URI.c_str()]];
1311
1312     return event;
1313 }
1314
1315 + (NSArray *) _attributeKeys {
1316     return [NSArray arrayWithObjects:
1317         @"item",
1318         @"message",
1319         @"package",
1320         @"type",
1321         @"url",
1322         @"version",
1323     nil];
1324 }
1325
1326 - (NSArray *) attributeKeys {
1327     return [[self class] _attributeKeys];
1328 }
1329
1330 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1331     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1332 }
1333
1334 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1335     if ((self = [super init]) != nil) {
1336         message_ = message;
1337         type_ = type;
1338     } return self;
1339 }
1340
1341 - (NSString *) message {
1342     return message_;
1343 }
1344
1345 - (NSString *) type {
1346     return type_;
1347 }
1348
1349 - (NSArray *) item {
1350     return (id) item_ ?: [NSNull null];
1351 }
1352
1353 - (void) setItem:(NSArray *)item {
1354     item_ = item;
1355 }
1356
1357 - (NSString *) package {
1358     return (id) package_ ?: [NSNull null];
1359 }
1360
1361 - (void) setPackage:(NSString *)package {
1362     package_ = package;
1363 }
1364
1365 - (NSString *) url {
1366     return (id) url_ ?: [NSNull null];
1367 }
1368
1369 - (void) setURL:(NSString *)url {
1370     url_ = url;
1371 }
1372
1373 - (void) setVersion:(NSString *)version {
1374     version_ = version;
1375 }
1376
1377 - (NSString *) version {
1378     return (id) version_ ?: [NSNull null];
1379 }
1380
1381 - (NSString *) compound:(NSString *)value {
1382     if (value != nil) {
1383         NSString *mode(nil); {
1384             NSString *type([self type]);
1385             if ([type isEqualToString:kCydiaProgressEventTypeError])
1386                 mode = UCLocalize("ERROR");
1387             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1388                 mode = UCLocalize("WARNING");
1389         }
1390
1391         if (mode != nil)
1392             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1393     }
1394
1395     return value;
1396 }
1397
1398 - (NSString *) compoundMessage {
1399     return [self compound:[self message]];
1400 }
1401
1402 - (NSString *) compoundTitle {
1403     NSString *title;
1404
1405     if (package_ == nil)
1406         title = nil;
1407     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1408         title = [package name];
1409     else
1410         title = package_;
1411
1412     return [self compound:title];
1413 }
1414
1415 @end
1416 /* }}} */
1417
1418 // Cytore Definitions {{{
1419 struct PackageValue :
1420     Cytore::Block
1421 {
1422     Cytore::Offset<PackageValue> next_;
1423
1424     uint32_t index_ : 23;
1425     uint32_t subscribed_ : 1;
1426     uint32_t : 8;
1427
1428     int32_t first_;
1429     int32_t last_;
1430
1431     uint16_t vhash_;
1432     uint16_t nhash_;
1433
1434     char version_[8];
1435     char name_[];
1436 };
1437
1438 struct MetaValue :
1439     Cytore::Block
1440 {
1441     uint32_t active_;
1442     Cytore::Offset<PackageValue> packages_[1 << 16];
1443 };
1444
1445 static Cytore::File<MetaValue> MetaFile_;
1446 // }}}
1447 // Cytore Helper Functions {{{
1448 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1449     SplitHash nhash = { hashlittle(name, length) };
1450
1451     PackageValue *metadata;
1452
1453     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1454     for (;; offset = &metadata->next_) { if (offset->IsNull()) {
1455         *offset = MetaFile_.New<PackageValue>(length + 1);
1456         metadata = &MetaFile_.Get(*offset);
1457
1458         if (metadata == NULL) {
1459             if (fail != NULL)
1460                 *fail = true;
1461
1462             metadata = new PackageValue();
1463             memset(metadata, 0, sizeof(*metadata));
1464         }
1465
1466         memcpy(metadata->name_, name, length);
1467         metadata->name_[length] = '\0';
1468         metadata->nhash_ = nhash.u16[1];
1469     } else {
1470         metadata = &MetaFile_.Get(*offset);
1471         if (metadata->nhash_ != nhash.u16[1])
1472             continue;
1473         if (strncmp(metadata->name_, name, length) != 0)
1474             continue;
1475         if (metadata->name_[length] != '\0')
1476             continue;
1477     } break; }
1478
1479     return metadata;
1480 }
1481
1482 static void PackageImport(const void *key, const void *value, void *context) {
1483     bool &fail(*reinterpret_cast<bool *>(context));
1484
1485     char buffer[1024];
1486     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1487         NSLog(@"failed to import package %@", key);
1488         return;
1489     }
1490
1491     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1492     NSDictionary *package((NSDictionary *) value);
1493
1494     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1495         if ([subscribed boolValue] && !metadata->subscribed_)
1496             metadata->subscribed_ = true;
1497
1498     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1499         time_t time([date timeIntervalSince1970]);
1500         if (metadata->first_ > time || metadata->first_ == 0)
1501             metadata->first_ = time;
1502     }
1503
1504     NSDate *date([package objectForKey:@"LastSeen"]);
1505     NSString *version([package objectForKey:@"LastVersion"]);
1506
1507     if (date != nil && version != nil) {
1508         time_t time([date timeIntervalSince1970]);
1509         if (metadata->last_ < time || metadata->last_ == 0)
1510             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1511                 size_t length(strlen(buffer));
1512                 uint16_t vhash(hashlittle(buffer, length));
1513
1514                 size_t capped(std::min<size_t>(8, length));
1515                 char *latest(buffer + length - capped);
1516
1517                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1518                 metadata->vhash_ = vhash;
1519
1520                 metadata->last_ = time;
1521             }
1522     }
1523 }
1524 // }}}
1525
1526 /* Source Class {{{ */
1527 @interface Source : NSObject {
1528     unsigned era_;
1529     Database *database_;
1530     metaIndex *index_;
1531
1532     CYString depiction_;
1533     CYString description_;
1534     CYString label_;
1535     CYString origin_;
1536     CYString support_;
1537
1538     CYString uri_;
1539     CYString distribution_;
1540     CYString type_;
1541     CYString base_;
1542     CYString version_;
1543
1544     _H<NSString> host_;
1545     _H<NSString> authority_;
1546
1547     CYString defaultIcon_;
1548
1549     _H<NSMutableDictionary> record_;
1550     BOOL trusted_;
1551
1552     std::set<std::string> fetches_;
1553     std::set<std::string> files_;
1554     _transient NSObject<SourceDelegate> *delegate_;
1555 }
1556
1557 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(CYPool *)pool;
1558
1559 - (NSComparisonResult) compareByName:(Source *)source;
1560
1561 - (NSString *) depictionForPackage:(NSString *)package;
1562 - (NSString *) supportForPackage:(NSString *)package;
1563
1564 - (metaIndex *) metaIndex;
1565 - (NSDictionary *) record;
1566 - (BOOL) trusted;
1567
1568 - (NSString *) rooturi;
1569 - (NSString *) distribution;
1570 - (NSString *) type;
1571
1572 - (NSString *) key;
1573 - (NSString *) host;
1574
1575 - (NSString *) name;
1576 - (NSString *) shortDescription;
1577 - (NSString *) label;
1578 - (NSString *) origin;
1579 - (NSString *) version;
1580
1581 - (NSString *) defaultIcon;
1582 - (NSURL *) iconURL;
1583
1584 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1585 - (void) resetFetch;
1586
1587 @end
1588
1589 @implementation Source
1590
1591 + (NSString *) webScriptNameForSelector:(SEL)selector {
1592     if (false);
1593     else if (selector == @selector(addSection:))
1594         return @"addSection";
1595     else if (selector == @selector(getField:))
1596         return @"getField";
1597     else if (selector == @selector(removeSection:))
1598         return @"removeSection";
1599     else if (selector == @selector(remove))
1600         return @"remove";
1601     else
1602         return nil;
1603 }
1604
1605 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1606     return [self webScriptNameForSelector:selector] == nil;
1607 }
1608
1609 + (NSArray *) _attributeKeys {
1610     return [NSArray arrayWithObjects:
1611         @"baseuri",
1612         @"distribution",
1613         @"host",
1614         @"key",
1615         @"iconuri",
1616         @"label",
1617         @"name",
1618         @"origin",
1619         @"rooturi",
1620         @"sections",
1621         @"shortDescription",
1622         @"trusted",
1623         @"type",
1624         @"version",
1625     nil];
1626 }
1627
1628 - (NSArray *) attributeKeys {
1629     return [[self class] _attributeKeys];
1630 }
1631
1632 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1633     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1634 }
1635
1636 - (metaIndex *) metaIndex {
1637     return index_;
1638 }
1639
1640 - (void) setMetaIndex:(metaIndex *)index inPool:(CYPool *)pool {
1641     trusted_ = index->IsTrusted();
1642
1643     uri_.set(pool, index->GetURI());
1644     distribution_.set(pool, index->GetDist());
1645     type_.set(pool, index->GetType());
1646
1647     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1648     if (dindex != NULL) {
1649         std::string file(dindex->MetaIndexURI(""));
1650         base_.set(pool, file);
1651
1652         pkgAcquire acquire;
1653         _profile(Source$setMetaIndex$GetIndexes)
1654         dindex->GetIndexes(&acquire, true);
1655         _end
1656         _profile(Source$setMetaIndex$DescURI)
1657         for (pkgAcquire::ItemIterator item(acquire.ItemsBegin()); item != acquire.ItemsEnd(); item++) {
1658             std::string file((*item)->DescURI());
1659             files_.insert(file);
1660             if (file.length() < sizeof("Packages.bz2") || file.substr(file.length() - sizeof("Packages.bz2")) != "/Packages.bz2")
1661                 continue;
1662             file = file.substr(0, file.length() - 4);
1663             files_.insert(file);
1664             files_.insert(file + ".gz");
1665             files_.insert(file + "Index");
1666         }
1667         _end
1668
1669         FileFd fd;
1670         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1671             _error->Discard();
1672         else {
1673             pkgTagFile tags(&fd);
1674
1675             pkgTagSection section;
1676             tags.Step(section);
1677
1678             struct {
1679                 const char *name_;
1680                 CYString *value_;
1681             } names[] = {
1682                 {"default-icon", &defaultIcon_},
1683                 {"depiction", &depiction_},
1684                 {"description", &description_},
1685                 {"label", &label_},
1686                 {"origin", &origin_},
1687                 {"support", &support_},
1688                 {"version", &version_},
1689             };
1690
1691             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1692                 const char *start, *end;
1693
1694                 if (section.Find(names[i].name_, start, end)) {
1695                     CYString &value(*names[i].value_);
1696                     value.set(pool, start, end - start);
1697                 }
1698             }
1699         }
1700     }
1701
1702     record_ = [Sources_ objectForKey:[self key]];
1703
1704     NSURL *url([NSURL URLWithString:uri_]);
1705
1706     host_ = [url host];
1707     if (host_ != nil)
1708         host_ = [host_ lowercaseString];
1709
1710     if (host_ != nil)
1711         authority_ = host_;
1712     else
1713         authority_ = [url path];
1714 }
1715
1716 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(CYPool *)pool {
1717     if ((self = [super init]) != nil) {
1718         era_ = [database era];
1719         database_ = database;
1720         index_ = index;
1721
1722         _profile(Source$initWithMetaIndex$setMetaIndex)
1723         [self setMetaIndex:index inPool:pool];
1724         _end
1725     } return self;
1726 }
1727
1728 - (NSString *) getField:(NSString *)name {
1729 @synchronized (database_) {
1730     if ([database_ era] != era_ || index_ == NULL)
1731         return nil;
1732
1733     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1734     if (dindex == NULL)
1735         return nil;
1736
1737     FileFd fd;
1738     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1739          _error->Discard();
1740          return nil;
1741     }
1742
1743     pkgTagFile tags(&fd);
1744
1745     pkgTagSection section;
1746     tags.Step(section);
1747
1748     const char *start, *end;
1749     if (!section.Find([name UTF8String], start, end))
1750         return (NSString *) [NSNull null];
1751
1752     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1753 } }
1754
1755 - (NSComparisonResult) compareByName:(Source *)source {
1756     NSString *lhs = [self name];
1757     NSString *rhs = [source name];
1758
1759     if ([lhs length] != 0 && [rhs length] != 0) {
1760         unichar lhc = [lhs characterAtIndex:0];
1761         unichar rhc = [rhs characterAtIndex:0];
1762
1763         if (isalpha(lhc) && !isalpha(rhc))
1764             return NSOrderedAscending;
1765         else if (!isalpha(lhc) && isalpha(rhc))
1766             return NSOrderedDescending;
1767     }
1768
1769     return [lhs compare:rhs options:LaxCompareOptions_];
1770 }
1771
1772 - (NSString *) depictionForPackage:(NSString *)package {
1773     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1774 }
1775
1776 - (NSString *) supportForPackage:(NSString *)package {
1777     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1778 }
1779
1780 - (NSArray *) sections {
1781     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1782 }
1783
1784 - (void) _addSection:(NSString *)section {
1785     if (record_ == nil)
1786         return;
1787     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1788         if (![sections containsObject:section]) {
1789             [sections addObject:section];
1790             Changed_ = true;
1791         }
1792     } else {
1793         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1794         Changed_ = true;
1795     }
1796 }
1797
1798 - (bool) addSection:(NSString *)section {
1799     if (record_ == nil)
1800         return false;
1801
1802     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1803     return true;
1804 }
1805
1806 - (void) _removeSection:(NSString *)section {
1807     if (record_ == nil)
1808         return;
1809
1810     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1811         if ([sections containsObject:section]) {
1812             [sections removeObject:section];
1813             Changed_ = true;
1814         }
1815 }
1816
1817 - (bool) removeSection:(NSString *)section {
1818     if (record_ == nil)
1819         return false;
1820
1821     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1822     return true;
1823 }
1824
1825 - (void) _remove {
1826     [Sources_ removeObjectForKey:[self key]];
1827     Changed_ = true;
1828 }
1829
1830 - (bool) remove {
1831     bool value(record_ != nil);
1832     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1833     return value;
1834 }
1835
1836 - (NSDictionary *) record {
1837     return record_;
1838 }
1839
1840 - (BOOL) trusted {
1841     return trusted_;
1842 }
1843
1844 - (NSString *) rooturi {
1845     return uri_;
1846 }
1847
1848 - (NSString *) distribution {
1849     return distribution_;
1850 }
1851
1852 - (NSString *) type {
1853     return type_;
1854 }
1855
1856 - (NSString *) baseuri {
1857     return base_.empty() ? nil : (id) base_;
1858 }
1859
1860 - (NSString *) iconuri {
1861     if (NSString *base = [self baseuri])
1862         return [base stringByAppendingString:@"CydiaIcon.png"];
1863
1864     return nil;
1865 }
1866
1867 - (NSURL *) iconURL {
1868     if (NSString *uri = [self iconuri])
1869         return [NSURL URLWithString:uri];
1870     return nil;
1871 }
1872
1873 - (NSString *) key {
1874     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1875 }
1876
1877 - (NSString *) host {
1878     return host_;
1879 }
1880
1881 - (NSString *) name {
1882     return origin_.empty() ? (id) authority_ : origin_;
1883 }
1884
1885 - (NSString *) shortDescription {
1886     return description_;
1887 }
1888
1889 - (NSString *) label {
1890     return label_.empty() ? (id) authority_ : label_;
1891 }
1892
1893 - (NSString *) origin {
1894     return origin_;
1895 }
1896
1897 - (NSString *) version {
1898     return version_;
1899 }
1900
1901 - (NSString *) defaultIcon {
1902     return defaultIcon_;
1903 }
1904
1905 - (void) setDelegate:(NSObject<SourceDelegate> *)delegate {
1906     delegate_ = delegate;
1907 }
1908
1909 - (bool) fetch {
1910     return !fetches_.empty();
1911 }
1912
1913 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
1914     if (!fetch) {
1915         if (fetches_.erase(uri) == 0)
1916             return;
1917     } else if (files_.find(uri) == files_.end())
1918         return;
1919     else if (!fetches_.insert(uri).second)
1920         return;
1921
1922     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:[self fetch]] waitUntilDone:NO];
1923 }
1924
1925 - (void) resetFetch {
1926     fetches_.clear();
1927     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:NO];
1928 }
1929
1930 @end
1931 /* }}} */
1932 /* CydiaOperation Class {{{ */
1933 @interface CydiaOperation : NSObject {
1934     _H<NSString> operator_;
1935     _H<NSString> value_;
1936 }
1937
1938 - (NSString *) operator;
1939 - (NSString *) value;
1940
1941 @end
1942
1943 @implementation CydiaOperation
1944
1945 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1946     if ((self = [super init]) != nil) {
1947         operator_ = [NSString stringWithUTF8String:_operator];
1948         value_ = [NSString stringWithUTF8String:value];
1949     } return self;
1950 }
1951
1952 + (NSArray *) _attributeKeys {
1953     return [NSArray arrayWithObjects:
1954         @"operator",
1955         @"value",
1956     nil];
1957 }
1958
1959 - (NSArray *) attributeKeys {
1960     return [[self class] _attributeKeys];
1961 }
1962
1963 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1964     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1965 }
1966
1967 - (NSString *) operator {
1968     return operator_;
1969 }
1970
1971 - (NSString *) value {
1972     return value_;
1973 }
1974
1975 @end
1976 /* }}} */
1977 /* CydiaClause Class {{{ */
1978 @interface CydiaClause : NSObject {
1979     _H<NSString> package_;
1980     _H<CydiaOperation> version_;
1981 }
1982
1983 - (NSString *) package;
1984 - (CydiaOperation *) version;
1985
1986 @end
1987
1988 @implementation CydiaClause
1989
1990 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1991     if ((self = [super init]) != nil) {
1992         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1993
1994         if (const char *version = dep.TargetVer())
1995             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1996         else
1997             version_ = (id) [NSNull null];
1998     } return self;
1999 }
2000
2001 + (NSArray *) _attributeKeys {
2002     return [NSArray arrayWithObjects:
2003         @"package",
2004         @"version",
2005     nil];
2006 }
2007
2008 - (NSArray *) attributeKeys {
2009     return [[self class] _attributeKeys];
2010 }
2011
2012 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2013     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2014 }
2015
2016 - (NSString *) package {
2017     return package_;
2018 }
2019
2020 - (CydiaOperation *) version {
2021     return version_;
2022 }
2023
2024 @end
2025 /* }}} */
2026 /* CydiaRelation Class {{{ */
2027 @interface CydiaRelation : NSObject {
2028     _H<NSString> relationship_;
2029     _H<NSMutableArray> clauses_;
2030 }
2031
2032 - (NSString *) relationship;
2033 - (NSArray *) clauses;
2034
2035 @end
2036
2037 @implementation CydiaRelation
2038
2039 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
2040     if ((self = [super init]) != nil) {
2041         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
2042         clauses_ = [NSMutableArray arrayWithCapacity:8];
2043
2044         pkgCache::DepIterator start;
2045         pkgCache::DepIterator end;
2046         dep.GlobOr(start, end); // ++dep
2047
2048         _forever {
2049             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
2050
2051             // yes, seriously. (wtf?)
2052             if (start == end)
2053                 break;
2054             ++start;
2055         }
2056     } return self;
2057 }
2058
2059 + (NSArray *) _attributeKeys {
2060     return [NSArray arrayWithObjects:
2061         @"clauses",
2062         @"relationship",
2063     nil];
2064 }
2065
2066 - (NSArray *) attributeKeys {
2067     return [[self class] _attributeKeys];
2068 }
2069
2070 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2071     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2072 }
2073
2074 - (NSString *) relationship {
2075     return relationship_;
2076 }
2077
2078 - (NSArray *) clauses {
2079     return clauses_;
2080 }
2081
2082 - (void) addClause:(CydiaClause *)clause {
2083     [clauses_ addObject:clause];
2084 }
2085
2086 @end
2087 /* }}} */
2088 /* Package Class {{{ */
2089 struct ParsedPackage {
2090     CYString md5sum_;
2091     CYString tagline_;
2092
2093     CYString architecture_;
2094     CYString icon_;
2095
2096     CYString depiction_;
2097     CYString homepage_;
2098     CYString author_;
2099
2100     CYString support_;
2101 };
2102
2103 @interface Package : NSObject {
2104     uint32_t era_ : 25;
2105     @public uint32_t role_ : 3;
2106     uint32_t essential_ : 1;
2107     uint32_t obsolete_ : 1;
2108     uint32_t ignored_ : 1;
2109     uint32_t pooled_ : 1;
2110
2111     CYPool *pool_;
2112
2113     uint32_t rank_;
2114
2115     _transient Database *database_;
2116
2117     pkgCache::VerIterator version_;
2118     pkgCache::PkgIterator iterator_;
2119     pkgCache::VerFileIterator file_;
2120
2121     CYString id_;
2122     CYString name_;
2123     CYString transform_;
2124
2125     CYString latest_;
2126     CYString installed_;
2127     time_t upgraded_;
2128
2129     const char *section_;
2130     _transient NSString *section$_;
2131
2132     _H<Source> source_;
2133
2134     PackageValue *metadata_;
2135     ParsedPackage *parsed_;
2136
2137     _H<NSMutableArray> tags_;
2138 }
2139
2140 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database;
2141 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database;
2142
2143 - (pkgCache::PkgIterator) iterator;
2144 - (void) parse;
2145
2146 - (NSString *) section;
2147 - (NSString *) simpleSection;
2148
2149 - (NSString *) longSection;
2150 - (NSString *) shortSection;
2151
2152 - (NSString *) uri;
2153
2154 - (MIMEAddress *) maintainer;
2155 - (size_t) size;
2156 - (NSString *) longDescription;
2157 - (NSString *) shortDescription;
2158 - (unichar) index;
2159
2160 - (PackageValue *) metadata;
2161 - (time_t) seen;
2162
2163 - (bool) subscribed;
2164 - (bool) setSubscribed:(bool)subscribed;
2165
2166 - (BOOL) ignored;
2167
2168 - (NSString *) latest;
2169 - (NSString *) installed;
2170 - (BOOL) uninstalled;
2171
2172 - (BOOL) valid;
2173 - (BOOL) upgradableAndEssential:(BOOL)essential;
2174 - (BOOL) essential;
2175 - (BOOL) broken;
2176 - (BOOL) unfiltered;
2177 - (BOOL) visible;
2178
2179 - (BOOL) half;
2180 - (BOOL) halfConfigured;
2181 - (BOOL) halfInstalled;
2182 - (BOOL) hasMode;
2183 - (NSString *) mode;
2184
2185 - (NSString *) id;
2186 - (NSString *) name;
2187 - (UIImage *) icon;
2188 - (NSString *) homepage;
2189 - (NSString *) depiction;
2190 - (MIMEAddress *) author;
2191
2192 - (NSString *) support;
2193
2194 - (NSArray *) files;
2195 - (NSArray *) warnings;
2196 - (NSArray *) applications;
2197
2198 - (Source *) source;
2199
2200 - (uint32_t) rank;
2201 - (BOOL) matches:(NSArray *)query;
2202
2203 - (BOOL) hasTag:(NSString *)tag;
2204 - (NSString *) primaryPurpose;
2205 - (NSArray *) purposes;
2206 - (bool) isCommercial;
2207
2208 - (void) setIndex:(size_t)index;
2209
2210 - (CYString &) cyname;
2211
2212 - (uint32_t) compareBySection:(NSArray *)sections;
2213
2214 - (void) install;
2215 - (void) remove;
2216
2217 @end
2218
2219 uint32_t PackageChangesRadix(Package *self, void *) {
2220     union {
2221         uint32_t key;
2222
2223         struct {
2224             uint32_t timestamp : 30;
2225             uint32_t ignored : 1;
2226             uint32_t upgradable : 1;
2227         } bits;
2228     } value;
2229
2230     bool upgradable([self upgradableAndEssential:YES]);
2231     value.bits.upgradable = upgradable ? 1 : 0;
2232
2233     if (upgradable) {
2234         value.bits.timestamp = 0;
2235         value.bits.ignored = [self ignored] ? 0 : 1;
2236         value.bits.upgradable = 1;
2237     } else {
2238         value.bits.timestamp = [self seen] >> 2;
2239         value.bits.ignored = 0;
2240         value.bits.upgradable = 0;
2241     }
2242
2243     return _not(uint32_t) - value.key;
2244 }
2245
2246 CYString &(*PackageName)(Package *self, SEL sel);
2247
2248 uint32_t PackagePrefixRadix(Package *self, void *context) {
2249     size_t offset(reinterpret_cast<size_t>(context));
2250     CYString &name(PackageName(self, @selector(cyname)));
2251
2252     size_t size(name.size());
2253     if (size == 0)
2254         return 0;
2255     char *text(name.data());
2256
2257     size_t zeros;
2258     if (!isdigit(text[0]))
2259         zeros = 0;
2260     else {
2261         size_t digits(1);
2262         while (size != digits && isdigit(text[digits]))
2263             if (++digits == 4)
2264                 break;
2265         zeros = 4 - digits;
2266     }
2267
2268     uint8_t data[4];
2269
2270     if (offset == 0 && zeros != 0) {
2271         memset(data, '0', zeros);
2272         memcpy(data + zeros, text, 4 - zeros);
2273     } else {
2274         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2275         if (size <= offset - zeros)
2276             return 0;
2277
2278         text += offset - zeros;
2279         size -= offset - zeros;
2280
2281         if (size >= 4)
2282             memcpy(data, text, 4);
2283         else {
2284             memcpy(data, text, size);
2285             memset(data + size, 0, 4 - size);
2286         }
2287
2288         for (size_t i(0); i != 4; ++i)
2289             if (isalpha(data[i]))
2290                 data[i] |= 0x20;
2291     }
2292
2293     if (offset == 0)
2294         if (data[0] == '@')
2295             data[0] = 0x7f;
2296         else
2297             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2298
2299     /* XXX: ntohl may be more honest */
2300     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2301 }
2302
2303 CFComparisonResult StringNameCompare(CFStringRef lhn, CFStringRef rhn, size_t length) {
2304     _profile(PackageNameCompare)
2305         if (lhn == NULL)
2306             return rhn == NULL ? kCFCompareEqualTo : kCFCompareLessThan;
2307         else if (rhn == NULL)
2308             return kCFCompareGreaterThan;
2309
2310         CFIndex length(CFStringGetLength(lhn));
2311
2312         _profile(PackageNameCompare$NumbersLast)
2313             if (length != 0 && CFStringGetLength(rhn) != 0) {
2314                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2315                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2316                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2317                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2318                     return lha ? kCFCompareLessThan : kCFCompareGreaterThan;
2319             }
2320         _end
2321
2322         _profile(PackageNameCompare$Compare)
2323             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, (CFLocaleRef) (id) CollationLocale_);
2324         _end
2325     _end
2326 }
2327
2328 _finline CFComparisonResult StringNameCompare(NSString *lhn, NSString*rhn, size_t length) {
2329     return StringNameCompare((CFStringRef) lhn, (CFStringRef) rhn, length);
2330 }
2331
2332 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2333     CYString &lhn(PackageName(lhs, @selector(cyname)));
2334     NSString *rhn(PackageName(rhs, @selector(cyname)));
2335     return StringNameCompare(lhn, rhn, lhn.size());
2336 }
2337
2338 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *arg) {
2339     return PackageNameCompare(*lhs, *rhs, arg);
2340 }
2341
2342 struct PackageNameOrdering :
2343     std::binary_function<Package *, Package *, bool>
2344 {
2345     _finline bool operator ()(Package *lhs, Package *rhs) const {
2346         return PackageNameCompare(lhs, rhs, NULL) == kCFCompareLessThan;
2347     }
2348 };
2349
2350 @implementation Package
2351
2352 - (NSString *) description {
2353     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2354 }
2355
2356 - (void) dealloc {
2357     if (!pooled_)
2358         delete pool_;
2359     if (parsed_ != NULL)
2360         delete parsed_;
2361     [super dealloc];
2362 }
2363
2364 + (NSString *) webScriptNameForSelector:(SEL)selector {
2365     if (false);
2366     else if (selector == @selector(clear))
2367         return @"clear";
2368     else if (selector == @selector(getField:))
2369         return @"getField";
2370     else if (selector == @selector(getRecord))
2371         return @"getRecord";
2372     else if (selector == @selector(hasTag:))
2373         return @"hasTag";
2374     else if (selector == @selector(install))
2375         return @"install";
2376     else if (selector == @selector(remove))
2377         return @"remove";
2378     else
2379         return nil;
2380 }
2381
2382 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2383     return [self webScriptNameForSelector:selector] == nil;
2384 }
2385
2386 + (NSArray *) _attributeKeys {
2387     return [NSArray arrayWithObjects:
2388         @"applications",
2389         @"architecture",
2390         @"author",
2391         @"depiction",
2392         @"essential",
2393         @"homepage",
2394         @"icon",
2395         @"id",
2396         @"installed",
2397         @"latest",
2398         @"longDescription",
2399         @"longSection",
2400         @"maintainer",
2401         @"md5sum",
2402         @"mode",
2403         @"name",
2404         @"purposes",
2405         @"relations",
2406         @"section",
2407         @"selection",
2408         @"shortDescription",
2409         @"shortSection",
2410         @"simpleSection",
2411         @"size",
2412         @"source",
2413         @"state",
2414         @"support",
2415         @"tags",
2416         @"upgraded",
2417         @"warnings",
2418     nil];
2419 }
2420
2421 - (NSArray *) attributeKeys {
2422     return [[self class] _attributeKeys];
2423 }
2424
2425 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2426     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2427 }
2428
2429 - (NSArray *) relations {
2430 @synchronized (database_) {
2431     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2432     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2433         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2434     return relations;
2435 } }
2436
2437 - (NSString *) architecture {
2438     [self parse];
2439 @synchronized (database_) {
2440     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2441 } }
2442
2443 - (NSString *) getField:(NSString *)name {
2444 @synchronized (database_) {
2445     if ([database_ era] != era_ || file_.end())
2446         return nil;
2447
2448     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2449
2450     const char *start, *end;
2451     if (!parser.Find([name UTF8String], start, end))
2452         return (NSString *) [NSNull null];
2453
2454     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2455 } }
2456
2457 - (NSString *) getRecord {
2458 @synchronized (database_) {
2459     if ([database_ era] != era_ || file_.end())
2460         return nil;
2461
2462     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2463
2464     const char *start, *end;
2465     parser.GetRec(start, end);
2466
2467     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2468 } }
2469
2470 - (void) parse {
2471     if (parsed_ != NULL)
2472         return;
2473 @synchronized (database_) {
2474     if ([database_ era] != era_ || file_.end())
2475         return;
2476
2477     ParsedPackage *parsed(new ParsedPackage);
2478     parsed_ = parsed;
2479
2480     _profile(Package$parse)
2481         pkgRecords::Parser *parser;
2482
2483         _profile(Package$parse$Lookup)
2484             parser = &[database_ records]->Lookup(file_);
2485         _end
2486
2487         CYString bugs;
2488         CYString website;
2489
2490         _profile(Package$parse$Find)
2491             struct {
2492                 const char *name_;
2493                 CYString *value_;
2494             } names[] = {
2495                 {"architecture", &parsed->architecture_},
2496                 {"icon", &parsed->icon_},
2497                 {"depiction", &parsed->depiction_},
2498                 {"homepage", &parsed->homepage_},
2499                 {"website", &website},
2500                 {"bugs", &bugs},
2501                 {"support", &parsed->support_},
2502                 {"author", &parsed->author_},
2503                 {"md5sum", &parsed->md5sum_},
2504             };
2505
2506             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2507                 const char *start, *end;
2508
2509                 if (parser->Find(names[i].name_, start, end)) {
2510                     CYString &value(*names[i].value_);
2511                     _profile(Package$parse$Value)
2512                         value.set(pool_, start, end - start);
2513                     _end
2514                 }
2515             }
2516         _end
2517
2518         _profile(Package$parse$Tagline)
2519             const char *start, *end;
2520             if (parser->ShortDesc(start, end)) {
2521                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2522                 if (stop == NULL)
2523                     stop = end;
2524                 while (stop != start && stop[-1] == '\r')
2525                     --stop;
2526                 parsed->tagline_.set(pool_, start, stop - start);
2527             }
2528         _end
2529
2530         _profile(Package$parse$Retain)
2531             if (parsed->homepage_.empty())
2532                 parsed->homepage_ = website;
2533             if (parsed->homepage_ == parsed->depiction_)
2534                 parsed->homepage_.clear();
2535             if (parsed->support_.empty())
2536                 parsed->support_ = bugs;
2537         _end
2538     _end
2539 } }
2540
2541 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database {
2542     if ((self = [super init]) != nil) {
2543     _profile(Package$initWithVersion)
2544         if (pool == NULL)
2545             pool_ = new CYPool();
2546         else {
2547             pool_ = pool;
2548             pooled_ = true;
2549         }
2550
2551         database_ = database;
2552         era_ = [database era];
2553
2554         version_ = version;
2555
2556         pkgCache::PkgIterator iterator(version.ParentPkg());
2557         iterator_ = iterator;
2558
2559         _profile(Package$initWithVersion$Version)
2560             if (!version_.end())
2561                 file_ = version_.FileList();
2562             else {
2563                 pkgCache &cache([database_ cache]);
2564                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2565             }
2566         _end
2567
2568         _profile(Package$initWithVersion$Cache)
2569             name_.set(NULL, iterator.Display());
2570
2571             latest_.set(NULL, StripVersion_(version_.VerStr()));
2572
2573             pkgCache::VerIterator current(iterator.CurrentVer());
2574             if (!current.end())
2575                 installed_.set(NULL, StripVersion_(current.VerStr()));
2576         _end
2577
2578         _profile(Package$initWithVersion$Transliterate) do {
2579             if (CollationTransl_ == NULL)
2580                 break;
2581             if (name_.empty())
2582                 break;
2583
2584             _profile(Package$initWithVersion$Transliterate$utf8)
2585             const uint8_t *data(reinterpret_cast<const uint8_t *>(name_.data()));
2586             for (size_t i(0), e(name_.size()); i != e; ++i)
2587                 if (data[i] >= 0x80)
2588                     goto extended;
2589             break; extended:;
2590             _end
2591
2592             UErrorCode code(U_ZERO_ERROR);
2593             int32_t length;
2594
2595             _profile(Package$initWithVersion$Transliterate$u_strFromUTF8WithSub)
2596             CollationString_.resize(name_.size());
2597             u_strFromUTF8WithSub(&CollationString_[0], CollationString_.size(), &length, name_.data(), name_.size(), 0xfffd, NULL, &code);
2598             if (!U_SUCCESS(code))
2599                 break;
2600             CollationString_.resize(length);
2601             _end
2602
2603             _profile(Package$initWithVersion$Transliterate$utrans_trans)
2604             length = CollationString_.size();
2605             utrans_trans(CollationTransl_, reinterpret_cast<UReplaceable *>(&CollationString_), &CollationUCalls_, 0, &length, &code);
2606             if (!U_SUCCESS(code))
2607                 break;
2608             _assert(CollationString_.size() == length);
2609             _end
2610
2611             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$preflight)
2612             u_strToUTF8WithSub(NULL, 0, &length, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2613             if (code == U_BUFFER_OVERFLOW_ERROR)
2614                 code = U_ZERO_ERROR;
2615             else if (!U_SUCCESS(code))
2616                 break;
2617             _end
2618
2619             char *transform;
2620             _profile(Package$initWithVersion$Transliterate$apr_palloc)
2621             transform = pool_->malloc<char>(length);
2622             _end
2623             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$transform)
2624             u_strToUTF8WithSub(transform, length, NULL, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2625             if (!U_SUCCESS(code))
2626                 break;
2627             _end
2628
2629             transform_.set(NULL, transform, length);
2630         } while (false); _end
2631
2632         _profile(Package$initWithVersion$Tags)
2633             pkgCache::TagIterator tag(iterator.TagList());
2634             if (!tag.end()) {
2635                 tags_ = [NSMutableArray arrayWithCapacity:8];
2636
2637                 goto tag; for (; !tag.end(); ++tag) tag: {
2638                     const char *name(tag.Name());
2639                     NSString *string((NSString *) CYStringCreate(name));
2640                     if (string == nil)
2641                         continue;
2642
2643                     [tags_ addObject:[string autorelease]];
2644
2645                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2646                         if (strcmp(name + 6, "enduser") == 0)
2647                             role_ = 1;
2648                         else if (strcmp(name + 6, "hacker") == 0)
2649                             role_ = 2;
2650                         else if (strcmp(name + 6, "developer") == 0)
2651                             role_ = 3;
2652                         else if (strcmp(name + 6, "cydia") == 0)
2653                             role_ = 7;
2654                         else
2655                             role_ = 4;
2656                     }
2657
2658                     if (strncmp(name, "cydia::", 7) == 0) {
2659                         if (strcmp(name + 7, "essential") == 0)
2660                             essential_ = true;
2661                         else if (strcmp(name + 7, "obsolete") == 0)
2662                             obsolete_ = true;
2663                     }
2664                 }
2665             }
2666         _end
2667
2668         _profile(Package$initWithVersion$Metadata)
2669             const char *mixed(iterator.Name());
2670             size_t size(strlen(mixed));
2671             static const size_t prefix(sizeof("/var/lib/dpkg/info/") - 1);
2672             char lower[prefix + size + 5 + 1];
2673
2674             for (size_t i(0); i != size; ++i)
2675                 lower[prefix + i] = mixed[i] | 0x20;
2676
2677             if (!installed_.empty()) {
2678                 memcpy(lower, "/var/lib/dpkg/info/", prefix);
2679                 memcpy(lower + prefix + size, ".list", 6);
2680                 struct stat info;
2681                 if (stat(lower, &info) != -1)
2682                     upgraded_ = info.st_birthtime;
2683             }
2684
2685             PackageValue *metadata(PackageFind(lower + prefix, size));
2686             metadata_ = metadata;
2687
2688             id_.set(NULL, metadata->name_, size);
2689
2690             const char *latest(version_.VerStr());
2691             size_t length(strlen(latest));
2692
2693             uint16_t vhash(hashlittle(latest, length));
2694
2695             size_t capped(std::min<size_t>(8, length));
2696             latest = latest + length - capped;
2697
2698             if (metadata->first_ == 0)
2699                 metadata->first_ = now_;
2700
2701             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2702                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2703                 metadata->vhash_ = vhash;
2704                 metadata->last_ = now_;
2705             } else if (metadata->last_ == 0)
2706                 metadata->last_ = metadata->first_;
2707         _end
2708
2709         _profile(Package$initWithVersion$Section)
2710             section_ = version_.Section();
2711         _end
2712
2713         _profile(Package$initWithVersion$Flags)
2714             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2715             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2716         _end
2717     _end } return self;
2718 }
2719
2720 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database {
2721     pkgCache::VerIterator version;
2722
2723     _profile(Package$packageWithIterator$GetCandidateVer)
2724         version = [database policy]->GetCandidateVer(iterator);
2725     _end
2726
2727     if (version.end())
2728         return nil;
2729
2730     Package *package;
2731
2732     _profile(Package$packageWithIterator$Allocate)
2733         package = [Package allocWithZone:zone];
2734     _end
2735
2736     _profile(Package$packageWithIterator$Initialize)
2737         package = [package
2738             initWithVersion:version
2739             withZone:zone
2740             inPool:pool
2741             database:database
2742         ];
2743     _end
2744
2745     _profile(Package$packageWithIterator$Autorelease)
2746         package = [package autorelease];
2747     _end
2748
2749     return package;
2750 }
2751
2752 - (pkgCache::PkgIterator) iterator {
2753     return iterator_;
2754 }
2755
2756 - (NSString *) section {
2757     if (section$_ == nil) {
2758         if (section_ == NULL)
2759             return nil;
2760
2761         _profile(Package$section$mappedSectionForPointer)
2762             section$_ = [database_ mappedSectionForPointer:section_];
2763         _end
2764     } return section$_;
2765 }
2766
2767 - (NSString *) simpleSection {
2768     if (NSString *section = [self section])
2769         return Simplify(section);
2770     else
2771         return nil;
2772 }
2773
2774 - (NSString *) longSection {
2775     return LocalizeSection([self section]);
2776 }
2777
2778 - (NSString *) shortSection {
2779     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2780 }
2781
2782 - (NSString *) uri {
2783     return nil;
2784 #if 0
2785     pkgIndexFile *index;
2786     pkgCache::PkgFileIterator file(file_.File());
2787     if (![database_ list].FindIndex(file, index))
2788         return nil;
2789     return [NSString stringWithUTF8String:iterator_->Path];
2790     //return [NSString stringWithUTF8String:file.Site()];
2791     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2792 #endif
2793 }
2794
2795 - (MIMEAddress *) maintainer {
2796 @synchronized (database_) {
2797     if ([database_ era] != era_ || file_.end())
2798         return nil;
2799
2800     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2801     const std::string &maintainer(parser->Maintainer());
2802     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2803 } }
2804
2805 - (NSString *) md5sum {
2806     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2807 }
2808
2809 - (size_t) size {
2810 @synchronized (database_) {
2811     if ([database_ era] != era_ || version_.end())
2812         return 0;
2813
2814     return version_->InstalledSize;
2815 } }
2816
2817 - (NSString *) longDescription {
2818 @synchronized (database_) {
2819     if ([database_ era] != era_ || file_.end())
2820         return nil;
2821
2822     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2823     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2824
2825     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2826     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2827     if ([lines count] < 2)
2828         return nil;
2829
2830     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2831     for (size_t i(1), e([lines count]); i != e; ++i) {
2832         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2833         [trimmed addObject:trim];
2834     }
2835
2836     return [trimmed componentsJoinedByString:@"\n"];
2837 } }
2838
2839 - (NSString *) shortDescription {
2840     if (parsed_ != NULL)
2841         return static_cast<NSString *>(parsed_->tagline_);
2842
2843 @synchronized (database_) {
2844     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2845
2846     const char *start, *end;
2847     if (!parser.ShortDesc(start, end))
2848         return nil;
2849
2850     if (end - start > 200)
2851         end = start + 200;
2852
2853     /*
2854     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2855         end = stop;
2856
2857     while (end != start && end[-1] == '\r')
2858         --end;
2859     */
2860
2861     return [(id) CYStringCreate(start, end - start) autorelease];
2862 } }
2863
2864 - (unichar) index {
2865     _profile(Package$index)
2866         CFStringRef name((CFStringRef) [self name]);
2867         if (CFStringGetLength(name) == 0)
2868             return '#';
2869         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2870         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2871             return '#';
2872         return toupper(character);
2873     _end
2874 }
2875
2876 - (PackageValue *) metadata {
2877     return metadata_;
2878 }
2879
2880 - (time_t) seen {
2881     PackageValue *metadata([self metadata]);
2882     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2883 }
2884
2885 - (bool) subscribed {
2886     return [self metadata]->subscribed_;
2887 }
2888
2889 - (bool) setSubscribed:(bool)subscribed {
2890     PackageValue *metadata([self metadata]);
2891     if (metadata->subscribed_ == subscribed)
2892         return false;
2893     metadata->subscribed_ = subscribed;
2894     return true;
2895 }
2896
2897 - (BOOL) ignored {
2898     return ignored_;
2899 }
2900
2901 - (NSString *) latest {
2902     return latest_;
2903 }
2904
2905 - (NSString *) installed {
2906     return installed_;
2907 }
2908
2909 - (BOOL) uninstalled {
2910     return installed_.empty();
2911 }
2912
2913 - (BOOL) valid {
2914     return !version_.end();
2915 }
2916
2917 - (BOOL) upgradableAndEssential:(BOOL)essential {
2918     _profile(Package$upgradableAndEssential)
2919         pkgCache::VerIterator current(iterator_.CurrentVer());
2920         if (current.end())
2921             return essential && essential_;
2922         else
2923             return !version_.end() && version_ != current;
2924     _end
2925 }
2926
2927 - (BOOL) essential {
2928     return essential_;
2929 }
2930
2931 - (BOOL) broken {
2932     return [database_ cache][iterator_].InstBroken();
2933 }
2934
2935 - (BOOL) unfiltered {
2936     _profile(Package$unfiltered$obsolete)
2937         if (_unlikely(obsolete_))
2938             return false;
2939     _end
2940
2941     _profile(Package$unfiltered$role)
2942         if (_unlikely(role_ > 3))
2943             return false;
2944     _end
2945
2946     return true;
2947 }
2948
2949 - (BOOL) visible {
2950     if (![self unfiltered])
2951         return false;
2952
2953     NSString *section;
2954
2955     _profile(Package$visible$section)
2956         section = [self section];
2957     _end
2958
2959     _profile(Package$visible$isSectionVisible)
2960         if (!isSectionVisible(section))
2961             return false;
2962     _end
2963
2964     return true;
2965 }
2966
2967 - (BOOL) half {
2968     unsigned char current(iterator_->CurrentState);
2969     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2970 }
2971
2972 - (BOOL) halfConfigured {
2973     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2974 }
2975
2976 - (BOOL) halfInstalled {
2977     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2978 }
2979
2980 - (BOOL) hasMode {
2981 @synchronized (database_) {
2982     if ([database_ era] != era_ || iterator_.end())
2983         return NO;
2984
2985     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2986     return state.Mode != pkgDepCache::ModeKeep;
2987 } }
2988
2989 - (NSString *) mode {
2990 @synchronized (database_) {
2991     if ([database_ era] != era_ || iterator_.end())
2992         return nil;
2993
2994     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2995
2996     switch (state.Mode) {
2997         case pkgDepCache::ModeDelete:
2998             if ((state.iFlags & pkgDepCache::Purge) != 0)
2999                 return @"PURGE";
3000             else
3001                 return @"REMOVE";
3002         case pkgDepCache::ModeKeep:
3003             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
3004                 return @"REINSTALL";
3005             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
3006                 return nil;*/
3007             else
3008                 return nil;
3009         case pkgDepCache::ModeInstall:
3010             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
3011                 return @"REINSTALL";
3012             else*/ switch (state.Status) {
3013                 case -1:
3014                     return @"DOWNGRADE";
3015                 case 0:
3016                     return @"INSTALL";
3017                 case 1:
3018                     return @"UPGRADE";
3019                 case 2:
3020                     return @"NEW_INSTALL";
3021                 _nodefault
3022             }
3023         _nodefault
3024     }
3025 } }
3026
3027 - (NSString *) id {
3028     return id_;
3029 }
3030
3031 - (NSString *) name {
3032     return name_.empty() ? id_ : name_;
3033 }
3034
3035 - (UIImage *) icon {
3036     NSString *section = [self simpleSection];
3037
3038     UIImage *icon(nil);
3039     if (parsed_ != NULL)
3040         if (NSString *href = parsed_->icon_)
3041             if ([href hasPrefix:@"file:///"])
3042                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3043     if (icon == nil) if (section != nil)
3044         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
3045     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
3046         if ([dicon hasPrefix:@"file:///"])
3047             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3048     if (icon == nil)
3049         icon = [UIImage imageNamed:@"unknown.png"];
3050     return icon;
3051 }
3052
3053 - (NSString *) homepage {
3054     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
3055 }
3056
3057 - (NSString *) depiction {
3058     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
3059 }
3060
3061 - (MIMEAddress *) author {
3062     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
3063 }
3064
3065 - (NSString *) support {
3066     return parsed_ != NULL && !parsed_->support_.empty() ? parsed_->support_ : [[self source] supportForPackage:id_];
3067 }
3068
3069 - (NSArray *) files {
3070     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
3071     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
3072
3073     std::ifstream fin;
3074     fin.open([path UTF8String]);
3075     if (!fin.is_open())
3076         return nil;
3077
3078     std::string line;
3079     while (std::getline(fin, line))
3080         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
3081
3082     return files;
3083 }
3084
3085 - (NSString *) state {
3086 @synchronized (database_) {
3087     if ([database_ era] != era_ || file_.end())
3088         return nil;
3089
3090     switch (iterator_->CurrentState) {
3091         case pkgCache::State::NotInstalled:
3092             return @"NotInstalled";
3093         case pkgCache::State::UnPacked:
3094             return @"UnPacked";
3095         case pkgCache::State::HalfConfigured:
3096             return @"HalfConfigured";
3097         case pkgCache::State::HalfInstalled:
3098             return @"HalfInstalled";
3099         case pkgCache::State::ConfigFiles:
3100             return @"ConfigFiles";
3101         case pkgCache::State::Installed:
3102             return @"Installed";
3103         case pkgCache::State::TriggersAwaited:
3104             return @"TriggersAwaited";
3105         case pkgCache::State::TriggersPending:
3106             return @"TriggersPending";
3107     }
3108
3109     return (NSString *) [NSNull null];
3110 } }
3111
3112 - (NSString *) selection {
3113 @synchronized (database_) {
3114     if ([database_ era] != era_ || file_.end())
3115         return nil;
3116
3117     switch (iterator_->SelectedState) {
3118         case pkgCache::State::Unknown:
3119             return @"Unknown";
3120         case pkgCache::State::Install:
3121             return @"Install";
3122         case pkgCache::State::Hold:
3123             return @"Hold";
3124         case pkgCache::State::DeInstall:
3125             return @"DeInstall";
3126         case pkgCache::State::Purge:
3127             return @"Purge";
3128     }
3129
3130     return (NSString *) [NSNull null];
3131 } }
3132
3133 - (NSArray *) warnings {
3134 @synchronized (database_) {
3135     if ([database_ era] != era_ || file_.end())
3136         return nil;
3137
3138     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
3139     const char *name(iterator_.Name());
3140
3141     size_t length(strlen(name));
3142     if (length < 2) invalid:
3143         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
3144     else for (size_t i(0); i != length; ++i)
3145         if (
3146             /* XXX: technically this is not allowed */
3147             (name[i] < 'A' || name[i] > 'Z') &&
3148             (name[i] < 'a' || name[i] > 'z') &&
3149             (name[i] < '0' || name[i] > '9') &&
3150             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
3151         ) goto invalid;
3152
3153     if (strcmp(name, "cydia") != 0) {
3154         bool cydia = false;
3155         bool user = false;
3156         bool _private = false;
3157         bool stash = false;
3158         bool dbstash = false;
3159         bool dsstore = false;
3160
3161         bool repository = [[self section] isEqualToString:@"Repositories"];
3162
3163         if (NSArray *files = [self files])
3164             for (NSString *file in files)
3165                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
3166                     cydia = true;
3167                 else if (!user && [file isEqualToString:@"/User"])
3168                     user = true;
3169                 else if (!_private && [file isEqualToString:@"/private"])
3170                     _private = true;
3171                 else if (!stash && [file isEqualToString:@"/var/stash"])
3172                     stash = true;
3173                 else if (!dbstash && [file isEqualToString:@"/var/db/stash"])
3174                     dbstash = true;
3175                 else if (!dsstore && [file hasSuffix:@"/.DS_Store"])
3176                     dsstore = true;
3177
3178         /* XXX: this is not sensitive enough. only some folders are valid. */
3179         if (cydia && !repository)
3180             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
3181         if (user)
3182             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
3183         if (_private)
3184             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
3185         if (stash)
3186             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
3187         if (dbstash)
3188             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/db/stash"]];
3189         if (dsstore)
3190             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @".DS_Store"]];
3191     }
3192
3193     return [warnings count] == 0 ? nil : warnings;
3194 } }
3195
3196 - (NSArray *) applications {
3197     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
3198
3199     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
3200
3201     static RegEx application_r("/Applications/(.*)\\.app/Info.plist");
3202     if (NSArray *files = [self files])
3203         for (NSString *file in files)
3204             if (application_r(file)) {
3205                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
3206                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
3207                 if ([id isEqualToString:me])
3208                     continue;
3209
3210                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
3211                 if (display == nil)
3212                     display = application_r[1];
3213
3214                 NSString *bundle([file stringByDeletingLastPathComponent]);
3215                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
3216                 // XXX: maybe this should check if this is really a string, not just for length
3217                 if (icon == nil || ![icon respondsToSelector:@selector(length)] || [icon length] == 0)
3218                     icon = @"icon.png";
3219                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
3220
3221                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
3222                 [applications addObject:application];
3223
3224                 [application addObject:id];
3225                 [application addObject:display];
3226                 [application addObject:url];
3227             }
3228
3229     return [applications count] == 0 ? nil : applications;
3230 }
3231
3232 - (Source *) source {
3233     if (source_ == nil) {
3234         @synchronized (database_) {
3235             if ([database_ era] != era_ || file_.end())
3236                 source_ = (Source *) [NSNull null];
3237             else
3238                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
3239         }
3240     }
3241
3242     return source_ == (Source *) [NSNull null] ? nil : source_;
3243 }
3244
3245 - (time_t) upgraded {
3246     return upgraded_;
3247 }
3248
3249 - (uint32_t) recent {
3250     return std::numeric_limits<uint32_t>::max() - upgraded_;
3251 }
3252
3253 - (uint32_t) rank {
3254     return rank_;
3255 }
3256
3257 - (BOOL) matches:(NSArray *)query {
3258     if (query == nil || [query count] == 0)
3259         return NO;
3260
3261     rank_ = 0;
3262
3263     NSString *string;
3264     NSRange range;
3265     NSUInteger length;
3266
3267     string = [self name];
3268     length = [string length];
3269
3270     if (length != 0)
3271     for (NSString *term in query) {
3272         range = [string rangeOfString:term options:MatchCompareOptions_];
3273         if (range.location != NSNotFound)
3274             rank_ -= 6 * 1000000 / length;
3275     }
3276
3277     if (rank_ == 0) {
3278         string = [self id];
3279         length = [string length];
3280
3281         if (length != 0)
3282         for (NSString *term in query) {
3283             range = [string rangeOfString:term options:MatchCompareOptions_];
3284             if (range.location != NSNotFound)
3285                 rank_ -= 6 * 1000000 / length;
3286         }
3287     }
3288
3289     string = [self shortDescription];
3290     length = [string length];
3291     NSUInteger stop(std::min<NSUInteger>(length, 200));
3292
3293     if (length != 0)
3294     for (NSString *term in query) {
3295         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
3296         if (range.location != NSNotFound)
3297             rank_ -= 2 * 100000;
3298     }
3299
3300     return rank_ != 0;
3301 }
3302
3303 - (NSArray *) tags {
3304     return tags_;
3305 }
3306
3307 - (BOOL) hasTag:(NSString *)tag {
3308     return tags_ == nil ? NO : [tags_ containsObject:tag];
3309 }
3310
3311 - (NSString *) primaryPurpose {
3312     for (NSString *tag in (NSArray *) tags_)
3313         if ([tag hasPrefix:@"purpose::"])
3314             return [tag substringFromIndex:9];
3315     return nil;
3316 }
3317
3318 - (NSArray *) purposes {
3319     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3320     for (NSString *tag in (NSArray *) tags_)
3321         if ([tag hasPrefix:@"purpose::"])
3322             [purposes addObject:[tag substringFromIndex:9]];
3323     return [purposes count] == 0 ? nil : purposes;
3324 }
3325
3326 - (bool) isCommercial {
3327     return [self hasTag:@"cydia::commercial"];
3328 }
3329
3330 - (void) setIndex:(size_t)index {
3331     if (metadata_->index_ != index)
3332         metadata_->index_ = index;
3333 }
3334
3335 - (CYString &) cyname {
3336     return !transform_.empty() ? transform_ : !name_.empty() ? name_ : id_;
3337 }
3338
3339 - (uint32_t) compareBySection:(NSArray *)sections {
3340     NSString *section([self section]);
3341     for (size_t i(0), e([sections count]); i != e; ++i) {
3342         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3343             return i;
3344     }
3345
3346     return _not(uint32_t);
3347 }
3348
3349 - (void) clear {
3350 @synchronized (database_) {
3351     pkgProblemResolver *resolver = [database_ resolver];
3352     resolver->Clear(iterator_);
3353
3354     pkgCacheFile &cache([database_ cache]);
3355     cache->SetReInstall(iterator_, false);
3356     cache->MarkKeep(iterator_, false);
3357 } }
3358
3359 - (void) install {
3360 @synchronized (database_) {
3361     pkgProblemResolver *resolver = [database_ resolver];
3362     resolver->Clear(iterator_);
3363     resolver->Protect(iterator_);
3364
3365     pkgCacheFile &cache([database_ cache]);
3366     cache->SetReInstall(iterator_, false);
3367     cache->MarkInstall(iterator_, false);
3368
3369     pkgDepCache::StateCache &state((*cache)[iterator_]);
3370     if (!state.Install())
3371         cache->SetReInstall(iterator_, true);
3372 } }
3373
3374 - (void) remove {
3375 @synchronized (database_) {
3376     pkgProblemResolver *resolver = [database_ resolver];
3377     resolver->Clear(iterator_);
3378     resolver->Remove(iterator_);
3379     resolver->Protect(iterator_);
3380
3381     pkgCacheFile &cache([database_ cache]);
3382     cache->SetReInstall(iterator_, false);
3383     cache->MarkDelete(iterator_, true);
3384 } }
3385
3386 @end
3387 /* }}} */
3388 /* Section Class {{{ */
3389 @interface Section : NSObject {
3390     _H<NSString> name_;
3391     size_t row_;
3392     size_t count_;
3393     _H<NSString> localized_;
3394 }
3395
3396 - (NSComparisonResult) compareByLocalized:(Section *)section;
3397 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3398 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3399 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3400
3401 - (NSString *) name;
3402 - (void) setName:(NSString *)name;
3403
3404 - (size_t) row;
3405 - (size_t) count;
3406
3407 - (void) addToRow;
3408 - (void) addToCount;
3409
3410 - (void) setCount:(size_t)count;
3411 - (NSString *) localized;
3412
3413 @end
3414
3415 @implementation Section
3416
3417 - (NSComparisonResult) compareByLocalized:(Section *)section {
3418     NSString *lhs(localized_);
3419     NSString *rhs([section localized]);
3420
3421     /*if ([lhs length] != 0 && [rhs length] != 0) {
3422         unichar lhc = [lhs characterAtIndex:0];
3423         unichar rhc = [rhs characterAtIndex:0];
3424
3425         if (isalpha(lhc) && !isalpha(rhc))
3426             return NSOrderedAscending;
3427         else if (!isalpha(lhc) && isalpha(rhc))
3428             return NSOrderedDescending;
3429     }*/
3430
3431     return [lhs compare:rhs options:LaxCompareOptions_];
3432 }
3433
3434 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3435     if ((self = [self initWithName:name localize:NO]) != nil) {
3436         if (localized != nil)
3437             localized_ = localized;
3438     } return self;
3439 }
3440
3441 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3442     return [self initWithName:name row:0 localize:localize];
3443 }
3444
3445 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3446     if ((self = [super init]) != nil) {
3447         name_ = name;
3448         row_ = row;
3449         if (localize)
3450             localized_ = LocalizeSection(name_);
3451     } return self;
3452 }
3453
3454 - (NSString *) name {
3455     return name_;
3456 }
3457
3458 - (void) setName:(NSString *)name {
3459     name_ = name;
3460 }
3461
3462 - (size_t) row {
3463     return row_;
3464 }
3465
3466 - (size_t) count {
3467     return count_;
3468 }
3469
3470 - (void) addToRow {
3471     ++row_;
3472 }
3473
3474 - (void) addToCount {
3475     ++count_;
3476 }
3477
3478 - (void) setCount:(size_t)count {
3479     count_ = count;
3480 }
3481
3482 - (NSString *) localized {
3483     return localized_;
3484 }
3485
3486 @end
3487 /* }}} */
3488
3489 class CydiaLogCleaner :
3490     public pkgArchiveCleaner
3491 {
3492   protected:
3493     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3494         unlink(File);
3495     }
3496 };
3497
3498 /* Database Implementation {{{ */
3499 @implementation Database
3500
3501 + (Database *) sharedInstance {
3502     static _H<Database> instance;
3503     if (instance == nil)
3504         instance = [[[Database alloc] init] autorelease];
3505     return instance;
3506 }
3507
3508 - (unsigned) era {
3509     return era_;
3510 }
3511
3512 - (void) releasePackages {
3513     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3514     CFArrayRemoveAllValues(packages_);
3515 }
3516
3517 - (void) dealloc {
3518     // XXX: actually implement this thing
3519     _assert(false);
3520     [self releasePackages];
3521     NSRecycleZone(zone_);
3522     [super dealloc];
3523 }
3524
3525 - (void) _readCydia:(NSNumber *)fd {
3526     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3527     std::istream is(&ib);
3528     std::string line;
3529
3530     static RegEx finish_r("finish:([^:]*)");
3531
3532     while (std::getline(is, line)) {
3533         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3534
3535         const char *data(line.c_str());
3536         size_t size = line.size();
3537         lprintf("C:%s\n", data);
3538
3539         if (finish_r(data, size)) {
3540             NSString *finish = finish_r[1];
3541             int index = [Finishes_ indexOfObject:finish];
3542             if (index != INT_MAX && index > Finish_)
3543                 Finish_ = index;
3544         }
3545
3546         [pool release];
3547     }
3548
3549     _assume(false);
3550 }
3551
3552 - (void) _readStatus:(NSNumber *)fd {
3553     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3554     std::istream is(&ib);
3555     std::string line;
3556
3557     static RegEx conffile_r("status: [^ ]* : conffile-prompt : (.*?) *");
3558     static RegEx pmstatus_r("([^:]*):([^:]*):([^:]*):(.*)");
3559
3560     while (std::getline(is, line)) {
3561         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3562
3563         const char *data(line.c_str());
3564         size_t size(line.size());
3565         lprintf("S:%s\n", data);
3566
3567         if (conffile_r(data, size)) {
3568             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3569             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3570         } else if (strncmp(data, "status: ", 8) == 0) {
3571             // status: <package>: {unpacked,half-configured,installed}
3572             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3573             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3574         } else if (strncmp(data, "processing: ", 12) == 0) {
3575             // processing: configure: config-test
3576             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3577             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3578         } else if (pmstatus_r(data, size)) {
3579             std::string type([pmstatus_r[1] UTF8String]);
3580
3581             NSString *package = pmstatus_r[2];
3582             if ([package isEqualToString:@"dpkg-exec"])
3583                 package = nil;
3584
3585             float percent([pmstatus_r[3] floatValue]);
3586             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3587
3588             NSString *string = pmstatus_r[4];
3589
3590             if (type == "pmerror") {
3591                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3592                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3593             } else if (type == "pmstatus") {
3594                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3595                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3596             } else if (type == "pmconffile")
3597                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3598             else
3599                 lprintf("E:unknown pmstatus\n");
3600         } else
3601             lprintf("E:unknown status\n");
3602
3603         [pool release];
3604     }
3605
3606     _assume(false);
3607 }
3608
3609 - (void) _readOutput:(NSNumber *)fd {
3610     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3611     std::istream is(&ib);
3612     std::string line;
3613
3614     while (std::getline(is, line)) {
3615         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3616
3617         lprintf("O:%s\n", line.c_str());
3618
3619         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3620         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3621
3622         [pool release];
3623     }
3624
3625     _assume(false);
3626 }
3627
3628 - (FILE *) input {
3629     return input_;
3630 }
3631
3632 - (Package *) packageWithName:(NSString *)name {
3633     if (name == nil)
3634         return nil;
3635 @synchronized (self) {
3636     if (static_cast<pkgDepCache *>(cache_) == NULL)
3637         return nil;
3638     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3639     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3640 } }
3641
3642 - (id) init {
3643     if ((self = [super init]) != nil) {
3644         policy_ = NULL;
3645         records_ = NULL;
3646         resolver_ = NULL;
3647         fetcher_ = NULL;
3648         lock_ = NULL;
3649
3650         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3651
3652         size_t capacity(MetaFile_->active_);
3653         if (capacity == 0)
3654             capacity = 16384;
3655         else
3656             capacity += 1024;
3657
3658         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3659         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3660
3661         int fds[2];
3662
3663         _assert(pipe(fds) != -1);
3664         cydiafd_ = fds[1];
3665
3666         _config->Set("APT::Keep-Fds::", cydiafd_);
3667         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3668
3669         [NSThread
3670             detachNewThreadSelector:@selector(_readCydia:)
3671             toTarget:self
3672             withObject:[NSNumber numberWithInt:fds[0]]
3673         ];
3674
3675         _assert(pipe(fds) != -1);
3676         statusfd_ = fds[1];
3677
3678         [NSThread
3679             detachNewThreadSelector:@selector(_readStatus:)
3680             toTarget:self
3681             withObject:[NSNumber numberWithInt:fds[0]]
3682         ];
3683
3684         _assert(pipe(fds) != -1);
3685         _assert(dup2(fds[0], 0) != -1);
3686         _assert(close(fds[0]) != -1);
3687
3688         input_ = fdopen(fds[1], "a");
3689
3690         _assert(pipe(fds) != -1);
3691         _assert(dup2(fds[1], 1) != -1);
3692         _assert(close(fds[1]) != -1);
3693
3694         [NSThread
3695             detachNewThreadSelector:@selector(_readOutput:)
3696             toTarget:self
3697             withObject:[NSNumber numberWithInt:fds[0]]
3698         ];
3699     } return self;
3700 }
3701
3702 - (pkgCacheFile &) cache {
3703     return cache_;
3704 }
3705
3706 - (pkgDepCache::Policy *) policy {
3707     return policy_;
3708 }
3709
3710 - (pkgRecords *) records {
3711     return records_;
3712 }
3713
3714 - (pkgProblemResolver *) resolver {
3715     return resolver_;
3716 }
3717
3718 - (pkgAcquire &) fetcher {
3719     return *fetcher_;
3720 }
3721
3722 - (pkgSourceList &) list {
3723     return *list_;
3724 }
3725
3726 - (NSArray *) packages {
3727     return (NSArray *) packages_;
3728 }
3729
3730 - (NSArray *) sources {
3731     return sourceList_;
3732 }
3733
3734 - (Source *) sourceWithKey:(NSString *)key {
3735     for (Source *source in [self sources]) {
3736         if ([[source key] isEqualToString:key])
3737             return source;
3738     } return nil;
3739 }
3740
3741 - (bool) popErrorWithTitle:(NSString *)title {
3742     bool fatal(false);
3743
3744     while (!_error->empty()) {
3745         std::string error;
3746         bool warning(!_error->PopMessage(error));
3747         if (!warning)
3748             fatal = true;
3749
3750         for (;;) {
3751             size_t size(error.size());
3752             if (size == 0 || error[size - 1] != '\n')
3753                 break;
3754             error.resize(size - 1);
3755         }
3756
3757         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3758
3759         static RegEx no_pubkey("GPG error:.* NO_PUBKEY .*");
3760         if (warning && no_pubkey(error.c_str()))
3761             continue;
3762
3763         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3764     }
3765
3766     return fatal;
3767 }
3768
3769 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3770     return [self popErrorWithTitle:title] || !success;
3771 }
3772
3773 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3774 @synchronized (self) {
3775     ++era_;
3776
3777     [self releasePackages];
3778
3779     sourceMap_.clear();
3780     [sourceList_ removeAllObjects];
3781
3782     _error->Discard();
3783
3784     delete list_;
3785     list_ = NULL;
3786     manager_ = NULL;
3787     delete lock_;
3788     lock_ = NULL;
3789     delete fetcher_;
3790     fetcher_ = NULL;
3791     delete resolver_;
3792     resolver_ = NULL;
3793     delete records_;
3794     records_ = NULL;
3795     delete policy_;
3796     policy_ = NULL;
3797
3798     cache_.Close();
3799
3800     pool_.~CYPool();
3801     new (&pool_) CYPool();
3802
3803     NSRecycleZone(zone_);
3804     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3805
3806     int chk(creat("/tmp/cydia.chk", 0644));
3807     if (chk != -1)
3808         close(chk);
3809
3810     if (invocation != nil)
3811         [invocation invoke];
3812
3813     NSString *title(UCLocalize("DATABASE"));
3814
3815     list_ = new pkgSourceList();
3816     _profile(reloadDataWithInvocation$ReadMainList)
3817     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3818         return;
3819     _end
3820
3821     _profile(reloadDataWithInvocation$Source$initWithMetaIndex)
3822     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3823         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:&pool_] autorelease]);
3824         [sourceList_ addObject:object];
3825     }
3826     _end
3827
3828     _root(_system->Lock());
3829
3830     _trace();
3831     OpProgress progress;
3832     bool opened;
3833   open:
3834     _profile(reloadDataWithInvocation$pkgCacheFile)
3835         opened = cache_.Open(progress, false);
3836     _end
3837     if (!opened) {
3838         // XXX: what if there are errors, but Open() == true? this should be merged with popError:
3839         while (!_error->empty()) {
3840             std::string error;
3841             bool warning(!_error->PopMessage(error));
3842
3843             lprintf("cache_.Open():[%s]\n", error.c_str());
3844
3845             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3846
3847             SEL repair(NULL);
3848             if (false);
3849             else if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3850                 repair = @selector(configure);
3851             //else if (error == "The package lists or status file could not be parsed or opened.")
3852             //    repair = @selector(update);
3853             // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3854             // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3855             // else if (error == "Malformed Status line")
3856             // else if (error == "The list of sources could not be read.")
3857
3858             if (repair != NULL) {
3859                 _error->Discard();
3860                 [delegate_ repairWithSelector:repair];
3861                 goto open;
3862             }
3863         }
3864
3865         _system->UnLock();
3866         return;
3867     }
3868     _trace();
3869
3870     unlink("/tmp/cydia.chk");
3871
3872     now_ = [[NSDate date] timeIntervalSince1970];
3873
3874     policy_ = new pkgDepCache::Policy();
3875     records_ = new pkgRecords(cache_);
3876     resolver_ = new pkgProblemResolver(cache_);
3877     fetcher_ = new pkgAcquire(&status_);
3878     lock_ = NULL;
3879
3880     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3881         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3882         return;
3883     }
3884
3885     _profile(reloadDataWithInvocation$pkgApplyStatus)
3886     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3887         return;
3888     _end
3889
3890     if (cache_->BrokenCount() != 0) {
3891         _profile(pkgApplyStatus$pkgFixBroken)
3892         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3893             return;
3894         _end
3895
3896         if (cache_->BrokenCount() != 0) {
3897             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3898             return;
3899         }
3900
3901         _profile(pkgApplyStatus$pkgMinimizeUpgrade)
3902         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3903             return;
3904         _end
3905     }
3906
3907     for (Source *object in (id) sourceList_) {
3908         metaIndex *source([object metaIndex]);
3909         std::vector<pkgIndexFile *> *indices = source->GetIndexFiles();
3910         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3911             // XXX: this could be more intelligent
3912             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3913                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3914                 if (!cached.end())
3915                     sourceMap_[cached->ID] = object;
3916             }
3917     }
3918
3919     {
3920         /*std::vector<Package *> packages;
3921         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3922         packages_ = nil;*/
3923
3924         _profile(reloadDataWithInvocation$packageWithIterator)
3925         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3926             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:&pool_ database:self])
3927                 //packages.push_back(package);
3928                 CFArrayAppendValue(packages_, CFRetain(package));
3929         _end
3930
3931
3932         /*if (packages.empty())
3933             packages_ = [[NSArray alloc] init];
3934         else
3935             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3936         _trace();*/
3937
3938         _profile(reloadDataWithInvocation$radix$8)
3939         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(8)];
3940         _end
3941
3942         _profile(reloadDataWithInvocation$radix$4)
3943         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3944         _end
3945
3946         _profile(reloadDataWithInvocation$radix$0)
3947         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3948         _end
3949
3950         _profile(reloadDataWithInvocation$insertion)
3951         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3952         _end
3953
3954         /*_profile(reloadDataWithInvocation$CFQSortArray)
3955         CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);
3956         _end*/
3957
3958         /*_profile(reloadDataWithInvocation$stdsort)
3959         std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3960         _end*/
3961
3962         /*_profile(reloadDataWithInvocation$CFArraySortValues)
3963         CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3964         _end*/
3965
3966         /*_profile(reloadDataWithInvocation$sortUsingFunction)
3967         [packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3968         _end*/
3969
3970
3971         size_t count(CFArrayGetCount(packages_));
3972         MetaFile_->active_ = count;
3973         for (size_t index(0); index != count; ++index)
3974             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3975     }
3976 } }
3977
3978 - (void) clear {
3979 @synchronized (self) {
3980     delete resolver_;
3981     resolver_ = new pkgProblemResolver(cache_);
3982
3983     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3984         if (!cache_[iterator].Keep())
3985             cache_->MarkKeep(iterator, false);
3986         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3987             cache_->SetReInstall(iterator, false);
3988 } }
3989
3990 - (void) configure {
3991     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3992     _trace();
3993     _root(system([dpkg UTF8String]));
3994     _trace();
3995 }
3996
3997 - (bool) clean {
3998 @synchronized (self) {
3999     // XXX: I don't remember this condition
4000     if (lock_ != NULL)
4001         return false;
4002
4003     FileFd Lock;
4004     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4005
4006     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
4007
4008     if ([self popErrorWithTitle:title])
4009         return false;
4010
4011     pkgAcquire fetcher;
4012     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
4013
4014     CydiaLogCleaner cleaner;
4015     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
4016         return false;
4017
4018     return true;
4019 } }
4020
4021 - (bool) prepare {
4022     fetcher_->Shutdown();
4023
4024     pkgRecords records(cache_);
4025
4026     lock_ = new FileFd();
4027     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4028
4029     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
4030
4031     if ([self popErrorWithTitle:title])
4032         return false;
4033
4034     pkgSourceList list;
4035     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
4036         return false;
4037
4038     manager_ = (_system->CreatePM(cache_));
4039     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
4040         return false;
4041
4042     return true;
4043 }
4044
4045 - (void) perform {
4046     bool substrate(RestartSubstrate_);
4047     RestartSubstrate_ = false;
4048
4049     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
4050
4051     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
4052         pkgSourceList list;
4053         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
4054             return;
4055         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4056             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4057     }
4058
4059     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4060
4061     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
4062         _trace();
4063         [self popErrorWithTitle:title];
4064         return;
4065     }
4066
4067     bool failed = false;
4068     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
4069         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
4070             continue;
4071         if ((*item)->Status == pkgAcquire::Item::StatIdle)
4072             continue;
4073
4074         std::string uri = (*item)->DescURI();
4075         std::string error = (*item)->ErrorText;
4076
4077         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
4078         failed = true;
4079
4080         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
4081         [delegate_ addProgressEventOnMainThread:event forTask:title];
4082     }
4083
4084     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4085
4086     if (failed) {
4087         _trace();
4088         return;
4089     }
4090
4091     if (substrate)
4092         RestartSubstrate_ = true;
4093
4094     _system->UnLock();
4095     pkgPackageManager::OrderResult result(_root(manager_->DoInstall(statusfd_)));
4096     if ([self popErrorWithTitle:title])
4097         return;
4098
4099     if (result == pkgPackageManager::Failed) {
4100         _trace();
4101         return;
4102     }
4103
4104     if (result != pkgPackageManager::Completed) {
4105         _trace();
4106         return;
4107     }
4108
4109     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
4110         pkgSourceList list;
4111         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
4112             return;
4113         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4114             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4115     }
4116
4117     if (![before isEqualToArray:after])
4118         [self update];
4119 }
4120
4121 - (bool) upgrade {
4122     NSString *title(UCLocalize("UPGRADE"));
4123     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
4124         return false;
4125     return true;
4126 }
4127
4128 - (void) update {
4129     [self updateWithStatus:status_];
4130 }
4131
4132 - (void) updateWithStatus:(CancelStatus &)status {
4133     NSString *title(UCLocalize("REFRESHING_DATA"));
4134
4135     pkgSourceList list;
4136     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
4137         return;
4138
4139     FileFd lock;
4140     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
4141     if ([self popErrorWithTitle:title])
4142         return;
4143
4144     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4145
4146     bool success(ListUpdate(status, list, PulseInterval_));
4147     if (status.WasCancelled())
4148         _error->Discard();
4149     else {
4150         [self popErrorWithTitle:title forOperation:success];
4151         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
4152         Changed_ = true;
4153     }
4154
4155     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4156 }
4157
4158 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
4159     delegate_ = delegate;
4160 }
4161
4162 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
4163     progress_ = delegate;
4164     status_.setDelegate(delegate);
4165 }
4166
4167 - (NSObject<ProgressDelegate> *) progressDelegate {
4168     return progress_;
4169 }
4170
4171 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
4172     SourceMap::const_iterator i(sourceMap_.find(file->ID));
4173     return i == sourceMap_.end() ? nil : i->second;
4174 }
4175
4176 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
4177     for (Source *source in (id) sourceList_)
4178         [source setFetch:fetch forURI:uri];
4179 }
4180
4181 - (void) resetFetch {
4182     for (Source *source in (id) sourceList_)
4183         [source resetFetch];
4184 }
4185
4186 - (NSString *) mappedSectionForPointer:(const char *)section {
4187     _H<NSString> *mapped;
4188
4189     _profile(Database$mappedSectionForPointer$Cache)
4190         mapped = &sections_[section];
4191     _end
4192
4193     if (*mapped == NULL) {
4194         size_t length(strlen(section));
4195         char spaced[length + 1];
4196
4197         _profile(Database$mappedSectionForPointer$Replace)
4198             for (size_t index(0); index != length; ++index)
4199                 spaced[index] = section[index] == '_' ? ' ' : section[index];
4200             spaced[length] = '\0';
4201         _end
4202
4203         NSString *string;
4204
4205         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
4206             string = [NSString stringWithUTF8String:spaced];
4207         _end
4208
4209         _profile(Database$mappedSectionForPointer$Map)
4210             string = [SectionMap_ objectForKey:string] ?: string;
4211         _end
4212
4213         *mapped = string;
4214     } return *mapped;
4215 }
4216
4217 @end
4218 /* }}} */
4219
4220 static _H<NSMutableSet> Diversions_;
4221
4222 @interface Diversion : NSObject {
4223     RegEx pattern_;
4224     _H<NSString> key_;
4225     _H<NSString> format_;
4226 }
4227
4228 @end
4229
4230 @implementation Diversion
4231
4232 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
4233     if ((self = [super init]) != nil) {
4234         pattern_ = [from UTF8String];
4235         key_ = from;
4236         format_ = to;
4237     } return self;
4238 }
4239
4240 - (NSString *) divert:(NSString *)url {
4241     return !pattern_(url) ? nil : pattern_->*format_;
4242 }
4243
4244 + (NSURL *) divertURL:(NSURL *)url {
4245   divert:
4246     NSString *href([url absoluteString]);
4247
4248     for (Diversion *diversion in (id) Diversions_)
4249         if (NSString *diverted = [diversion divert:href]) {
4250 #if !ForRelease
4251             NSLog(@"div: %@", diverted);
4252 #endif
4253             url = [NSURL URLWithString:diverted];
4254             goto divert;
4255         }
4256
4257     return url;
4258 }
4259
4260 - (NSString *) key {
4261     return key_;
4262 }
4263
4264 - (NSUInteger) hash {
4265     return [key_ hash];
4266 }
4267
4268 - (BOOL) isEqual:(Diversion *)object {
4269     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
4270 }
4271
4272 @end
4273
4274 @interface CydiaObject : NSObject {
4275     _H<CyteWebViewController> indirect_;
4276     _transient id delegate_;
4277 }
4278
4279 - (id) initWithDelegate:(IndirectDelegate *)indirect;
4280
4281 @end
4282
4283 @class CydiaObject;
4284
4285 @interface CydiaWebViewController : CyteWebViewController {
4286     _H<CydiaObject> cydia_;
4287 }
4288
4289 + (void) addDiversion:(Diversion *)diversion;
4290 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
4291 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
4292 - (void) setDelegate:(id)delegate;
4293
4294 @end
4295
4296 /* Web Scripting {{{ */
4297 @implementation CydiaObject
4298
4299 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4300     if ((self = [super init]) != nil) {
4301         indirect_ = (CyteWebViewController *) indirect;
4302     } return self;
4303 }
4304
4305 - (void) setDelegate:(id)delegate {
4306     delegate_ = delegate;
4307 }
4308
4309 + (NSArray *) _attributeKeys {
4310     return [NSArray arrayWithObjects:
4311         @"bbsnum",
4312         @"build",
4313         @"coreFoundationVersionNumber",
4314         @"device",
4315         @"ecid",
4316         @"firmware",
4317         @"hostname",
4318         @"idiom",
4319         @"mcc",
4320         @"mnc",
4321         @"model",
4322         @"operator",
4323         @"role",
4324         @"serial",
4325         @"token",
4326         @"version",
4327     nil];
4328 }
4329
4330 - (NSArray *) attributeKeys {
4331     return [[self class] _attributeKeys];
4332 }
4333
4334 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4335     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4336 }
4337
4338 - (NSString *) version {
4339     return Cydia_;
4340 }
4341
4342 - (NSString *) build {
4343     return System_;
4344 }
4345
4346 - (NSString *) coreFoundationVersionNumber {
4347     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4348 }
4349
4350 - (NSString *) device {
4351     return UniqueIdentifier();
4352 }
4353
4354 - (NSString *) firmware {
4355     return [[UIDevice currentDevice] systemVersion];
4356 }
4357
4358 - (NSString *) hostname {
4359     return [[UIDevice currentDevice] name];
4360 }
4361
4362 - (NSString *) idiom {
4363     return (id) Idiom_ ?: [NSNull null];
4364 }
4365
4366 - (NSString *) mcc {
4367     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4368         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4369     return nil;
4370 }
4371
4372 - (NSString *) mnc {
4373     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4374         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4375     return nil;
4376 }
4377
4378 - (NSString *) operator {
4379     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4380         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4381     return nil;
4382 }
4383
4384 - (NSString *) bbsnum {
4385     return (id) BBSNum_ ?: [NSNull null];
4386 }
4387
4388 - (NSString *) ecid {
4389     return (id) ChipID_ ?: [NSNull null];
4390 }
4391
4392 - (NSString *) serial {
4393     return SerialNumber_;
4394 }
4395
4396 - (NSString *) role {
4397     return (id) [NSNull null];
4398 }
4399
4400 - (NSString *) model {
4401     return [NSString stringWithUTF8String:Machine_];
4402 }
4403
4404 - (NSString *) token {
4405     return (id) Token_ ?: [NSNull null];
4406 }
4407
4408 + (NSString *) webScriptNameForSelector:(SEL)selector {
4409     if (false);
4410     else if (selector == @selector(addBridgedHost:))
4411         return @"addBridgedHost";
4412     else if (selector == @selector(addInsecureHost:))
4413         return @"addInsecureHost";
4414     else if (selector == @selector(addInternalRedirect::))
4415         return @"addInternalRedirect";
4416     else if (selector == @selector(addPipelinedHost:scheme:))
4417         return @"addPipelinedHost";
4418     else if (selector == @selector(addSource:::))
4419         return @"addSource";
4420     else if (selector == @selector(addTokenHost:))
4421         return @"addTokenHost";
4422     else if (selector == @selector(addTrivialSource:))
4423         return @"addTrivialSource";
4424     else if (selector == @selector(close))
4425         return @"close";
4426     else if (selector == @selector(du:))
4427         return @"du";
4428     else if (selector == @selector(stringWithFormat:arguments:))
4429         return @"format";
4430     else if (selector == @selector(getAllSources))
4431         return @"getAllSources";
4432     else if (selector == @selector(getApplicationInfo:value:))
4433         return @"getApplicationInfoValue";
4434     else if (selector == @selector(getKernelNumber:))
4435         return @"getKernelNumber";
4436     else if (selector == @selector(getKernelString:))
4437         return @"getKernelString";
4438     else if (selector == @selector(getInstalledPackages))
4439         return @"getInstalledPackages";
4440     else if (selector == @selector(getIORegistryEntry::))
4441         return @"getIORegistryEntry";
4442     else if (selector == @selector(getLocaleIdentifier))
4443         return @"getLocaleIdentifier";
4444     else if (selector == @selector(getPreferredLanguages))
4445         return @"getPreferredLanguages";
4446     else if (selector == @selector(getPackageById:))
4447         return @"getPackageById";
4448     else if (selector == @selector(getMetadataKeys))
4449         return @"getMetadataKeys";
4450     else if (selector == @selector(getMetadataValue:))
4451         return @"getMetadataValue";
4452     else if (selector == @selector(getSessionValue:))
4453         return @"getSessionValue";
4454     else if (selector == @selector(installPackages:))
4455         return @"installPackages";
4456     else if (selector == @selector(isReachable:))
4457         return @"isReachable";
4458     else if (selector == @selector(localizedStringForKey:value:table:))
4459         return @"localize";
4460     else if (selector == @selector(popViewController:))
4461         return @"popViewController";
4462     else if (selector == @selector(refreshSources))
4463         return @"refreshSources";
4464     else if (selector == @selector(registerFrame:))
4465         return @"registerFrame";
4466     else if (selector == @selector(removeButton))
4467         return @"removeButton";
4468     else if (selector == @selector(saveConfig))
4469         return @"saveConfig";
4470     else if (selector == @selector(setMetadataValue::))
4471         return @"setMetadataValue";
4472     else if (selector == @selector(setSessionValue::))
4473         return @"setSessionValue";
4474     else if (selector == @selector(substitutePackageNames:))
4475         return @"substitutePackageNames";
4476     else if (selector == @selector(scrollToBottom:))
4477         return @"scrollToBottom";
4478     else if (selector == @selector(setAllowsNavigationAction:))
4479         return @"setAllowsNavigationAction";
4480     else if (selector == @selector(setBadgeValue:))
4481         return @"setBadgeValue";
4482     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4483         return @"setButtonImage";
4484     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4485         return @"setButtonTitle";
4486     else if (selector == @selector(setHidesBackButton:))
4487         return @"setHidesBackButton";
4488     else if (selector == @selector(setHidesNavigationBar:))
4489         return @"setHidesNavigationBar";
4490     else if (selector == @selector(setNavigationBarStyle:))
4491         return @"setNavigationBarStyle";
4492     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4493         return @"setNavigationBarTintColor";
4494     else if (selector == @selector(setPasteboardString:))
4495         return @"setPasteboardString";
4496     else if (selector == @selector(setPasteboardURL:))
4497         return @"setPasteboardURL";
4498     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4499         return @"setScrollAlwaysBounceVertical";
4500     else if (selector == @selector(setScrollIndicatorStyle:))
4501         return @"setScrollIndicatorStyle";
4502     else if (selector == @selector(setToken:))
4503         return @"setToken";
4504     else if (selector == @selector(setViewportWidth:))
4505         return @"setViewportWidth";
4506     else if (selector == @selector(statfs:))
4507         return @"statfs";
4508     else if (selector == @selector(supports:))
4509         return @"supports";
4510     else if (selector == @selector(unload))
4511         return @"unload";
4512     else
4513         return nil;
4514 }
4515
4516 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4517     return [self webScriptNameForSelector:selector] == nil;
4518 }
4519
4520 - (BOOL) supports:(NSString *)feature {
4521     return [feature isEqualToString:@"window.open"];
4522 }
4523
4524 - (void) unload {
4525     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4526 }
4527
4528 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4529     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4530 }
4531
4532 - (void) setScrollIndicatorStyle:(NSString *)style {
4533     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4534 }
4535
4536 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4537     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4538 }
4539
4540 - (NSDictionary *) getApplicationInfo:(NSString *)display value:(NSString *)key {
4541     char path[1024];
4542     if (SBBundlePathForDisplayIdentifier(SBSSpringBoardServerPort(), [display UTF8String], path) != 0)
4543         return (id) [NSNull null];
4544     NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:[[NSString stringWithUTF8String:path] stringByAppendingString:@"/Info.plist"]]);
4545     if (info == nil)
4546         return (id) [NSNull null];
4547     return [info objectForKey:key];
4548 }
4549
4550 - (NSNumber *) getKernelNumber:(NSString *)name {
4551     const char *string([name UTF8String]);
4552
4553     size_t size;
4554     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4555         return (id) [NSNull null];
4556
4557     if (size != sizeof(int))
4558         return (id) [NSNull null];
4559
4560     int value;
4561     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4562         return (id) [NSNull null];
4563
4564     return [NSNumber numberWithInt:value];
4565 }
4566
4567 - (NSString *) getKernelString:(NSString *)name {
4568     const char *string([name UTF8String]);
4569
4570     size_t size;
4571     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4572         return (id) [NSNull null];
4573
4574     char value[size + 1];
4575     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4576         return (id) [NSNull null];
4577
4578     // XXX: just in case you request something ludicrous
4579     value[size] = '\0';
4580
4581     return [NSString stringWithCString:value];
4582 }
4583
4584 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4585     NSObject *value(CYIOGetValue([path UTF8String], entry));
4586
4587     if (value != nil)
4588         if ([value isKindOfClass:[NSData class]])
4589             value = CYHex((NSData *) value);
4590
4591     return value;
4592 }
4593
4594 - (NSArray *) getMetadataKeys {
4595 @synchronized (Values_) {
4596     return [Values_ allKeys];
4597 } }
4598
4599 - (void) registerFrame:(DOMHTMLIFrameElement *)iframe {
4600     WebFrame *frame([iframe contentFrame]);
4601     [indirect_ registerFrame:frame];
4602 }
4603
4604 - (id) getMetadataValue:(NSString *)key {
4605 @synchronized (Values_) {
4606     return [Values_ objectForKey:key];
4607 } }
4608
4609 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4610 @synchronized (Values_) {
4611     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4612         [Values_ removeObjectForKey:key];
4613     else
4614         [Values_ setObject:value forKey:key];
4615
4616     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4617 } }
4618
4619 - (id) getSessionValue:(NSString *)key {
4620 @synchronized (SessionData_) {
4621     return [SessionData_ objectForKey:key];
4622 } }
4623
4624 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4625 @synchronized (SessionData_) {
4626     if (value == (id) [WebUndefined undefined])
4627         [SessionData_ removeObjectForKey:key];
4628     else
4629         [SessionData_ setObject:value forKey:key];
4630 } }
4631
4632 - (void) addBridgedHost:(NSString *)host {
4633 @synchronized (HostConfig_) {
4634     [BridgedHosts_ addObject:host];
4635 } }
4636
4637 - (void) addInsecureHost:(NSString *)host {
4638 @synchronized (HostConfig_) {
4639     [InsecureHosts_ addObject:host];
4640 } }
4641
4642 - (void) addTokenHost:(NSString *)host {
4643 @synchronized (HostConfig_) {
4644     [TokenHosts_ addObject:host];
4645 } }
4646
4647 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4648 @synchronized (HostConfig_) {
4649     if (scheme != (id) [WebUndefined undefined])
4650         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4651
4652     [PipelinedHosts_ addObject:host];
4653 } }
4654
4655 - (void) popViewController:(NSNumber *)value {
4656     if (value == (id) [WebUndefined undefined])
4657         value = [NSNumber numberWithBool:YES];
4658     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4659 }
4660
4661 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4662     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4663
4664     for (NSString *section in sections)
4665         [array addObject:section];
4666
4667     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4668         @"deb", @"Type",
4669         href, @"URI",
4670         distribution, @"Distribution",
4671         array, @"Sections",
4672     nil] waitUntilDone:NO];
4673 }
4674
4675 - (void) addTrivialSource:(NSString *)href {
4676     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4677 }
4678
4679 - (void) refreshSources {
4680     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4681 }
4682
4683 - (void) saveConfig {
4684     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4685 }
4686
4687 - (NSArray *) getAllSources {
4688     return [[Database sharedInstance] sources];
4689 }
4690
4691 - (NSArray *) getInstalledPackages {
4692     Database *database([Database sharedInstance]);
4693 @synchronized (database) {
4694     NSArray *packages([database packages]);
4695     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4696     for (Package *package in packages)
4697         if (![package uninstalled])
4698             [installed addObject:package];
4699     return installed;
4700 } }
4701
4702 - (Package *) getPackageById:(NSString *)id {
4703     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4704         [package parse];
4705         return package;
4706     } else
4707         return (Package *) [NSNull null];
4708 }
4709
4710 - (NSString *) getLocaleIdentifier {
4711     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4712 }
4713
4714 - (NSArray *) getPreferredLanguages {
4715     return Languages_;
4716 }
4717
4718 - (NSArray *) statfs:(NSString *)path {
4719     struct statfs stat;
4720
4721     if (path == nil || statfs([path UTF8String], &stat) == -1)
4722         return nil;
4723
4724     return [NSArray arrayWithObjects:
4725         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4726         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4727         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4728     nil];
4729 }
4730
4731 - (NSNumber *) du:(NSString *)path {
4732     NSNumber *value(nil);
4733
4734     int fds[2];
4735     _assert(pipe(fds) != -1);
4736
4737     pid_t pid(ExecFork());
4738     if (pid == 0) {
4739         _assert(dup2(fds[1], 1) != -1);
4740         _assert(close(fds[0]) != -1);
4741         _assert(close(fds[1]) != -1);
4742         /* XXX: this should probably not use du */
4743         _root(execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL));
4744         exit(1);
4745     } else {
4746         _assert(close(fds[1]) != -1);
4747
4748         if (FILE *du = fdopen(fds[0], "r")) {
4749             char line[1024];
4750             while (fgets(line, sizeof(line), du) != NULL) {
4751                 size_t length(strlen(line));
4752                 while (length != 0 && line[length - 1] == '\n')
4753                     line[--length] = '\0';
4754                 if (char *tab = strchr(line, '\t')) {
4755                     *tab = '\0';
4756                     value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4757                 }
4758             }
4759
4760             fclose(du);
4761         } else
4762             _assert(close(fds[0]) != -1);
4763     } ReapZombie(pid);
4764
4765     return value;
4766 }
4767
4768 - (void) close {
4769     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4770 }
4771
4772 - (NSNumber *) isReachable:(NSString *)name {
4773     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4774 }
4775
4776 - (void) installPackages:(NSArray *)packages {
4777     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4778 }
4779
4780 - (NSString *) substitutePackageNames:(NSString *)message {
4781     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4782     for (size_t i(0), e([words count]); i != e; ++i) {
4783         NSString *word([words objectAtIndex:i]);
4784         if (Package *package = [[Database sharedInstance] packageWithName:word])
4785             [words replaceObjectAtIndex:i withObject:[package name]];
4786     }
4787
4788     return [words componentsJoinedByString:@" "];
4789 }
4790
4791 - (void) removeButton {
4792     [indirect_ removeButton];
4793 }
4794
4795 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4796     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4797 }
4798
4799 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4800     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4801 }
4802
4803 - (void) setBadgeValue:(id)value {
4804     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4805 }
4806
4807 - (void) setAllowsNavigationAction:(NSString *)value {
4808     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4809 }
4810
4811 - (void) setHidesBackButton:(NSString *)value {
4812     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4813 }
4814
4815 - (void) setHidesNavigationBar:(NSString *)value {
4816     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4817 }
4818
4819 - (void) setNavigationBarStyle:(NSString *)value {
4820     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4821 }
4822
4823 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4824     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4825     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4826     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4827 }
4828
4829 - (void) setPasteboardString:(NSString *)value {
4830     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4831 }
4832
4833 - (void) setPasteboardURL:(NSString *)value {
4834     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4835 }
4836
4837 - (void) _setToken:(NSString *)token {
4838     Token_ = token;
4839
4840     if (token == nil)
4841         [Metadata_ removeObjectForKey:@"Token"];
4842     else
4843         [Metadata_ setObject:Token_ forKey:@"Token"];
4844
4845     Changed_ = true;
4846 }
4847
4848 - (void) setToken:(NSString *)token {
4849     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4850 }
4851
4852 - (void) scrollToBottom:(NSNumber *)animated {
4853     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4854 }
4855
4856 - (void) setViewportWidth:(float)width {
4857     [indirect_ setViewportWidthOnMainThread:width];
4858 }
4859
4860 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4861     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4862     unsigned count([arguments count]);
4863     id values[count];
4864     for (unsigned i(0); i != count; ++i)
4865         values[i] = [arguments objectAtIndex:i];
4866     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4867 }
4868
4869 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4870     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4871         value = nil;
4872     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4873         table = nil;
4874     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4875 }
4876
4877 @end
4878 /* }}} */
4879
4880 @interface NSURL (CydiaSecure)
4881 @end
4882
4883 @implementation NSURL (CydiaSecure)
4884
4885 - (bool) isCydiaSecure {
4886     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4887         return true;
4888
4889     @synchronized (HostConfig_) {
4890         if ([InsecureHosts_ containsObject:[self host]])
4891             return true;
4892     }
4893
4894     return false;
4895 }
4896
4897 @end
4898
4899 /* Cydia Browser Controller {{{ */
4900 @implementation CydiaWebViewController
4901
4902 - (NSURL *) navigationURL {
4903     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4904 }
4905
4906 + (void) _initialize {
4907     [super _initialize];
4908
4909     Diversions_ = [NSMutableSet setWithCapacity:0];
4910 }
4911
4912 + (void) addDiversion:(Diversion *)diversion {
4913     [Diversions_ addObject:diversion];
4914 }
4915
4916 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4917     [super webView:view didClearWindowObject:window forFrame:frame];
4918     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4919 }
4920
4921 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4922     WebDataSource *source([frame dataSource]);
4923     NSURLResponse *response([source response]);
4924     NSURL *url([response URL]);
4925     NSString *scheme([[url scheme] lowercaseString]);
4926
4927     bool bridged(false);
4928
4929     @synchronized (HostConfig_) {
4930         if ([scheme isEqualToString:@"file"])
4931             bridged = true;
4932         else if ([scheme isEqualToString:@"https"])
4933             if ([BridgedHosts_ containsObject:[url host]])
4934                 bridged = true;
4935     }
4936
4937     if (bridged)
4938         [window setValue:cydia forKey:@"cydia"];
4939 }
4940
4941 - (void) _setupMail:(MFMailComposeViewController *)controller {
4942     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4943
4944     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4945     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4946 }
4947
4948 - (NSURL *) URLWithURL:(NSURL *)url {
4949     return [Diversion divertURL:url];
4950 }
4951
4952 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4953     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4954 }
4955
4956 - (NSURLRequest *) webThreadWebView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4957     return [CydiaWebViewController requestWithHeaders:[super webThreadWebView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4958 }
4959
4960 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4961     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
4962
4963     NSURL *url([copy URL]);
4964     NSString *href([url absoluteString]);
4965     NSString *host([url host]);
4966
4967     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
4968         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
4969             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
4970             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
4971         }
4972
4973         [copy setValue:nil forHTTPHeaderField:@"Referer"];
4974         [copy setValue:nil forHTTPHeaderField:@"Origin"];
4975
4976         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
4977         return copy;
4978     }
4979
4980     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
4981         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
4982     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4983         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4984
4985     bool bridged;
4986     bool token;
4987
4988     @synchronized (HostConfig_) {
4989         bridged = [BridgedHosts_ containsObject:host];
4990         token = [TokenHosts_ containsObject:host];
4991     }
4992
4993     if ([url isCydiaSecure]) {
4994         if (bridged) {
4995             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4996                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4997         } else if (token) {
4998             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4999                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
5000         }
5001     }
5002
5003     return copy;
5004 }
5005
5006 - (void) setDelegate:(id)delegate {
5007     [super setDelegate:delegate];
5008     [cydia_ setDelegate:delegate];
5009 }
5010
5011 - (NSString *) applicationNameForUserAgent {
5012     return UserAgent_;
5013 }
5014
5015 - (id) init {
5016     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
5017         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
5018     } return self;
5019 }
5020
5021 @end
5022
5023 @interface AppCacheController : CydiaWebViewController {
5024 }
5025
5026 @end
5027
5028 @implementation AppCacheController
5029
5030 - (void) didReceiveMemoryWarning {
5031     // XXX: this doesn't work
5032 }
5033
5034 - (bool) retainsNetworkActivityIndicator {
5035     return false;
5036 }
5037
5038 @end
5039 /* }}} */
5040
5041 // CydiaScript {{{
5042 @interface NSObject (CydiaScript)
5043 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
5044 @end
5045
5046 @implementation NSObject (CydiaScript)
5047
5048 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5049     return self;
5050 }
5051
5052 @end
5053
5054 @implementation NSArray (CydiaScript)
5055
5056 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5057     WebScriptObject *object([context evaluateWebScript:@"[]"]);
5058     for (size_t i(0), e([self count]); i != e; ++i)
5059         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
5060     return object;
5061 }
5062
5063 @end
5064
5065 @implementation NSDictionary (CydiaScript)
5066
5067 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5068     WebScriptObject *object([context evaluateWebScript:@"({})"]);
5069     for (id i in self)
5070         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
5071     return object;
5072 }
5073
5074 @end
5075 // }}}
5076
5077 /* Confirmation Controller {{{ */
5078 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
5079     if (!iterator.end())
5080         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
5081             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
5082                 continue;
5083             pkgCache::PkgIterator package(dep.TargetPkg());
5084             if (package.end())
5085                 continue;
5086             if (strcmp(package.Name(), "mobilesubstrate") == 0)
5087                 return true;
5088         }
5089
5090     return false;
5091 }
5092
5093 @protocol ConfirmationControllerDelegate
5094 - (void) cancelAndClear:(bool)clear;
5095 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
5096 - (void) queue;
5097 @end
5098
5099 @interface ConfirmationController : CydiaWebViewController {
5100     _transient Database *database_;
5101
5102     _H<UIAlertView> essential_;
5103
5104     _H<NSDictionary> changes_;
5105     _H<NSMutableArray> issues_;
5106     _H<NSDictionary> sizes_;
5107
5108     BOOL substrate_;
5109 }
5110
5111 - (id) initWithDatabase:(Database *)database;
5112
5113 @end
5114
5115 @implementation ConfirmationController
5116
5117 - (void) complete {
5118     if (substrate_)
5119         RestartSubstrate_ = true;
5120     [delegate_ confirmWithNavigationController:[self navigationController]];
5121 }
5122
5123 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
5124     NSString *context([alert context]);
5125
5126     if ([context isEqualToString:@"remove"]) {
5127         if (button == [alert cancelButtonIndex])
5128             [self _doContinue];
5129         else if (button == [alert firstOtherButtonIndex]) {
5130             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
5131         }
5132
5133         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5134     } else if ([context isEqualToString:@"unable"]) {
5135         [self dismissModalViewControllerAnimated:YES];
5136         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5137     } else {
5138         [super alertView:alert clickedButtonAtIndex:button];
5139     }
5140 }
5141
5142 - (void) _doContinue {
5143     [delegate_ cancelAndClear:NO];
5144     [self dismissModalViewControllerAnimated:YES];
5145 }
5146
5147 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
5148     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
5149     return nil;
5150 }
5151
5152 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5153     [super webView:view didClearWindowObject:window forFrame:frame];
5154
5155     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
5156         (id) changes_, @"changes",
5157         (id) issues_, @"issues",
5158         (id) sizes_, @"sizes",
5159         self, @"queue",
5160     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
5161 }
5162
5163 - (id) initWithDatabase:(Database *)database {
5164     if ((self = [super init]) != nil) {
5165         database_ = database;
5166
5167         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
5168         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
5169         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
5170         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
5171         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
5172
5173         bool remove(false);
5174
5175         pkgCacheFile &cache([database_ cache]);
5176         NSArray *packages([database_ packages]);
5177         pkgDepCache::Policy *policy([database_ policy]);
5178
5179         issues_ = [NSMutableArray arrayWithCapacity:4];
5180
5181         UpgradeCydia_ = false;
5182
5183         for (Package *package in packages) {
5184             pkgCache::PkgIterator iterator([package iterator]);
5185             NSString *name([package id]);
5186
5187             if ([package broken]) {
5188                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
5189
5190                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5191                     name, @"package",
5192                     reasons, @"reasons",
5193                 nil]];
5194
5195                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
5196                 if (ver.end())
5197                     continue;
5198
5199                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
5200                     pkgCache::DepIterator start;
5201                     pkgCache::DepIterator end;
5202                     dep.GlobOr(start, end); // ++dep
5203
5204                     if (!cache->IsImportantDep(end))
5205                         continue;
5206                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
5207                         continue;
5208
5209                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
5210
5211                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5212                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
5213                         clauses, @"clauses",
5214                     nil]];
5215
5216                     _forever {
5217                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
5218
5219                         pkgCache::PkgIterator target(start.TargetPkg());
5220                         if (target->ProvidesList != 0)
5221                             reason = @"missing";
5222                         else {
5223                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
5224                             if (!ver.end()) {
5225                                 reason = @"installed";
5226                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
5227                             } else if (!cache[target].CandidateVerIter(cache).end())
5228                                 reason = @"uninstalled";
5229                             else if (target->ProvidesList == 0)
5230                                 reason = @"uninstallable";
5231                             else
5232                                 reason = @"virtual";
5233                         }
5234
5235                         NSDictionary *version(start.TargetVer() == 0 ? (NSDictionary *) [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
5236                             [NSString stringWithUTF8String:start.CompType()], @"operator",
5237                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
5238                         nil]);
5239
5240                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5241                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
5242                             version, @"version",
5243                             reason, @"reason",
5244                             installed, @"installed",
5245                         nil]];
5246
5247                         // yes, seriously. (wtf?)
5248                         if (start == end)
5249                             break;
5250                         ++start;
5251                     }
5252                 }
5253             }
5254
5255             pkgDepCache::StateCache &state(cache[iterator]);
5256
5257             static RegEx special_r("(firmware|gsc\\..*|cy\\+.*)");
5258
5259             if (state.NewInstall())
5260                 [installs addObject:name];
5261             // XXX: else if (state.Install())
5262             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
5263                 [reinstalls addObject:name];
5264             // XXX: move before previous if
5265             else if (state.Upgrade())
5266                 [upgrades addObject:name];
5267             else if (state.Downgrade())
5268                 [downgrades addObject:name];
5269             else if (!state.Delete())
5270                 // XXX: _assert(state.Keep());
5271                 continue;
5272             else if (special_r(name))
5273                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5274                     [NSNull null], @"package",
5275                     [NSArray arrayWithObjects:
5276                         [NSDictionary dictionaryWithObjectsAndKeys:
5277                             @"Conflicts", @"relationship",
5278                             [NSArray arrayWithObjects:
5279                                 [NSDictionary dictionaryWithObjectsAndKeys:
5280                                     name, @"package",
5281                                     [NSNull null], @"version",
5282                                     @"installed", @"reason",
5283                                 nil],
5284                             nil], @"clauses",
5285                         nil],
5286                     nil], @"reasons",
5287                 nil]];
5288             else {
5289                 if ([package essential])
5290                     remove = true;
5291                 [removes addObject:name];
5292             }
5293
5294             if ([name isEqualToString:@"cydia"])
5295                 UpgradeCydia_ = true;
5296
5297             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
5298             substrate_ |= DepSubstrate(iterator.CurrentVer());
5299         }
5300
5301         if (!remove)
5302             essential_ = nil;
5303         else if (Advanced_) {
5304             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
5305
5306             essential_ = [[[UIAlertView alloc]
5307                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
5308                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
5309                 delegate:self
5310                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
5311                 otherButtonTitles:
5312                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
5313                 nil
5314             ] autorelease];
5315
5316             [essential_ setContext:@"remove"];
5317             [essential_ setNumberOfRows:2];
5318         } else {
5319             essential_ = [[[UIAlertView alloc]
5320                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5321                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5322                 delegate:self
5323                 cancelButtonTitle:UCLocalize("OKAY")
5324                 otherButtonTitles:nil
5325             ] autorelease];
5326
5327             [essential_ setContext:@"unable"];
5328         }
5329
5330         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5331             installs, @"installs",
5332             reinstalls, @"reinstalls",
5333             upgrades, @"upgrades",
5334             downgrades, @"downgrades",
5335             removes, @"removes",
5336         nil];
5337
5338         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5339             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5340             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5341         nil];
5342
5343         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5344     } return self;
5345 }
5346
5347 - (UIBarButtonItem *) leftButton {
5348     return [[[UIBarButtonItem alloc]
5349         initWithTitle:UCLocalize("CANCEL")
5350         style:UIBarButtonItemStylePlain
5351         target:self
5352         action:@selector(cancelButtonClicked)
5353     ] autorelease];
5354 }
5355
5356 #if !AlwaysReload
5357 - (void) applyRightButton {
5358     if ([issues_ count] == 0 && ![self isLoading])
5359         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5360             initWithTitle:UCLocalize("CONFIRM")
5361             style:UIBarButtonItemStyleDone
5362             target:self
5363             action:@selector(confirmButtonClicked)
5364         ] autorelease]];
5365     else
5366         [[self navigationItem] setRightBarButtonItem:nil];
5367 }
5368 #endif
5369
5370 - (void) cancelButtonClicked {
5371     [delegate_ cancelAndClear:YES];
5372     [self dismissModalViewControllerAnimated:YES];
5373 }
5374
5375 #if !AlwaysReload
5376 - (void) confirmButtonClicked {
5377     if (essential_ != nil)
5378         [essential_ show];
5379     else
5380         [self complete];
5381 }
5382 #endif
5383
5384 @end
5385 /* }}} */
5386
5387 /* Progress Data {{{ */
5388 @interface CydiaProgressData : NSObject {
5389     _transient id delegate_;
5390
5391     bool running_;
5392     float percent_;
5393
5394     float current_;
5395     float total_;
5396     float speed_;
5397
5398     _H<NSMutableArray> events_;
5399     _H<NSString> title_;
5400
5401     _H<NSString> status_;
5402     _H<NSString> finish_;
5403 }
5404
5405 @end
5406
5407 @implementation CydiaProgressData
5408
5409 + (NSArray *) _attributeKeys {
5410     return [NSArray arrayWithObjects:
5411         @"current",
5412         @"events",
5413         @"finish",
5414         @"percent",
5415         @"running",
5416         @"speed",
5417         @"title",
5418         @"total",
5419     nil];
5420 }
5421
5422 - (NSArray *) attributeKeys {
5423     return [[self class] _attributeKeys];
5424 }
5425
5426 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5427     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5428 }
5429
5430 - (id) init {
5431     if ((self = [super init]) != nil) {
5432         events_ = [NSMutableArray arrayWithCapacity:32];
5433     } return self;
5434 }
5435
5436 - (id) delegate {
5437     return delegate_;
5438 }
5439
5440 - (void) setDelegate:(id)delegate {
5441     delegate_ = delegate;
5442 }
5443
5444 - (void) setPercent:(float)value {
5445     percent_ = value;
5446 }
5447
5448 - (NSNumber *) percent {
5449     return [NSNumber numberWithFloat:percent_];
5450 }
5451
5452 - (void) setCurrent:(float)value {
5453     current_ = value;
5454 }
5455
5456 - (NSNumber *) current {
5457     return [NSNumber numberWithFloat:current_];
5458 }
5459
5460 - (void) setTotal:(float)value {
5461     total_ = value;
5462 }
5463
5464 - (NSNumber *) total {
5465     return [NSNumber numberWithFloat:total_];
5466 }
5467
5468 - (void) setSpeed:(float)value {
5469     speed_ = value;
5470 }
5471
5472 - (NSNumber *) speed {
5473     return [NSNumber numberWithFloat:speed_];
5474 }
5475
5476 - (NSArray *) events {
5477     return events_;
5478 }
5479
5480 - (void) removeAllEvents {
5481     [events_ removeAllObjects];
5482 }
5483
5484 - (void) addEvent:(CydiaProgressEvent *)event {
5485     [events_ addObject:event];
5486 }
5487
5488 - (void) setTitle:(NSString *)text {
5489     title_ = text;
5490 }
5491
5492 - (NSString *) title {
5493     return title_;
5494 }
5495
5496 - (void) setFinish:(NSString *)text {
5497     finish_ = text;
5498 }
5499
5500 - (NSString *) finish {
5501     return (id) finish_ ?: [NSNull null];
5502 }
5503
5504 - (void) setRunning:(bool)running {
5505     running_ = running;
5506 }
5507
5508 - (NSNumber *) running {
5509     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5510 }
5511
5512 @end
5513 /* }}} */
5514 /* Progress Controller {{{ */
5515 @interface ProgressController : CydiaWebViewController <
5516     ProgressDelegate
5517 > {
5518     _transient Database *database_;
5519     _H<CydiaProgressData, 1> progress_;
5520     unsigned cancel_;
5521 }
5522
5523 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5524
5525 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5526
5527 - (void) setTitle:(NSString *)title;
5528 - (void) setCancellable:(bool)cancellable;
5529
5530 @end
5531
5532 @implementation ProgressController
5533
5534 - (void) dealloc {
5535     [database_ setProgressDelegate:nil];
5536     [super dealloc];
5537 }
5538
5539 - (UIBarButtonItem *) leftButton {
5540     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5541         initWithTitle:UCLocalize("CANCEL")
5542         style:UIBarButtonItemStylePlain
5543         target:self
5544         action:@selector(cancel)
5545     ] autorelease] : nil;
5546 }
5547
5548 - (void) updateCancel {
5549     [super applyLeftButton];
5550 }
5551
5552 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5553     if ((self = [super init]) != nil) {
5554         database_ = database;
5555         delegate_ = delegate;
5556
5557         [database_ setProgressDelegate:self];
5558
5559         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5560         [progress_ setDelegate:self];
5561
5562         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5563
5564         [scroller_ setBackgroundColor:[UIColor blackColor]];
5565
5566         [[self navigationItem] setHidesBackButton:YES];
5567
5568         [self updateCancel];
5569     } return self;
5570 }
5571
5572 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5573     [super webView:view didClearWindowObject:window forFrame:frame];
5574     [window setValue:progress_ forKey:@"cydiaProgress"];
5575 }
5576
5577 - (void) updateProgress {
5578     [self dispatchEvent:@"CydiaProgressUpdate"];
5579 }
5580
5581 - (void) viewWillAppear:(BOOL)animated {
5582     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5583     [super viewWillAppear:animated];
5584 }
5585
5586 - (void) reloadSpringBoard {
5587     if (kCFCoreFoundationVersionNumber > 700) { // XXX: iOS 6.x
5588         system("/bin/launchctl stop com.apple.backboardd");
5589         sleep(15);
5590         system("/usr/bin/killall backboardd SpringBoard sbreload");
5591         return;
5592     }
5593
5594     pid_t pid(ExecFork());
5595     if (pid == 0) {
5596         if (setsid() == -1)
5597             perror("setsid");
5598
5599         pid_t pid(ExecFork());
5600         if (pid == 0) {
5601             _root(execl("/usr/bin/sbreload", "sbreload", NULL));
5602             perror("sbreload");
5603
5604             exit(0);
5605         } ReapZombie(pid);
5606
5607         exit(0);
5608     } ReapZombie(pid);
5609
5610     sleep(15);
5611     system("/usr/bin/killall backboardd SpringBoard sbreload");
5612 }
5613
5614 - (void) close {
5615     UpdateExternalStatus(0);
5616
5617     if (Finish_ > 1)
5618         [delegate_ saveState];
5619
5620     switch (Finish_) {
5621         case 0:
5622             [delegate_ returnToCydia];
5623         break;
5624
5625         case 1:
5626             [delegate_ terminateWithSuccess];
5627             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5628                 [delegate_ suspendWithAnimation:YES];
5629             else
5630                 [delegate_ suspend];*/
5631         break;
5632
5633         case 2:
5634             _trace();
5635             goto reload;
5636
5637         case 3:
5638             _trace();
5639             goto reload;
5640
5641         reload: {
5642             UIProgressHUD *hud([delegate_ addProgressHUD]);
5643             [hud setText:UCLocalize("LOADING")];
5644             [self performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5645             return;
5646         }
5647
5648         case 4:
5649             _trace();
5650             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5651                 SBReboot(SBSSpringBoardServerPort());
5652             else
5653                 reboot2(RB_AUTOBOOT);
5654         break;
5655     }
5656
5657     [super close];
5658 }
5659
5660 - (void) setTitle:(NSString *)title {
5661     [progress_ setTitle:title];
5662     [self updateProgress];
5663 }
5664
5665 - (UIBarButtonItem *) rightButton {
5666     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5667         initWithTitle:UCLocalize("CLOSE")
5668         style:UIBarButtonItemStylePlain
5669         target:self
5670         action:@selector(close)
5671     ] autorelease];
5672 }
5673
5674 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5675     UpdateExternalStatus(1);
5676
5677     [progress_ setRunning:true];
5678     [self setTitle:title];
5679     // implicit updateProgress
5680
5681     SHA1SumValue notifyconf; {
5682         FileFd file;
5683         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5684             _error->Discard();
5685         else {
5686             MMap mmap(file, MMap::ReadOnly);
5687             SHA1Summation sha1;
5688             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5689             notifyconf = sha1.Result();
5690         }
5691     }
5692
5693     SHA1SumValue springlist; {
5694         FileFd file;
5695         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5696             _error->Discard();
5697         else {
5698             MMap mmap(file, MMap::ReadOnly);
5699             SHA1Summation sha1;
5700             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5701             springlist = sha1.Result();
5702         }
5703     }
5704
5705     if (invocation != nil) {
5706         [invocation yieldToSelector:@selector(invoke)];
5707         [self setTitle:@"COMPLETE"];
5708     }
5709
5710     if (Finish_ < 4) {
5711         FileFd file;
5712         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5713             _error->Discard();
5714         else {
5715             MMap mmap(file, MMap::ReadOnly);
5716             SHA1Summation sha1;
5717             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5718             if (!(notifyconf == sha1.Result()))
5719                 Finish_ = 4;
5720         }
5721     }
5722
5723     if (Finish_ < 3) {
5724         FileFd file;
5725         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5726             _error->Discard();
5727         else {
5728             MMap mmap(file, MMap::ReadOnly);
5729             SHA1Summation sha1;
5730             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5731             if (!(springlist == sha1.Result()))
5732                 Finish_ = 3;
5733         }
5734     }
5735
5736     if (Finish_ < 2) {
5737         if (RestartSubstrate_)
5738             Finish_ = 2;
5739     }
5740
5741     RestartSubstrate_ = false;
5742
5743     switch (Finish_) {
5744         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5745         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5746         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5747         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5748         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5749     }
5750
5751     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5752
5753     [progress_ setRunning:false];
5754     [self updateProgress];
5755
5756     [self applyRightButton];
5757 }
5758
5759 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5760     [progress_ addEvent:event];
5761     [self updateProgress];
5762 }
5763
5764 - (bool) isProgressCancelled {
5765     return cancel_ == 2;
5766 }
5767
5768 - (void) cancel {
5769     cancel_ = 2;
5770     [self updateCancel];
5771 }
5772
5773 - (void) setCancellable:(bool)cancellable {
5774     unsigned cancel(cancel_);
5775
5776     if (!cancellable)
5777         cancel_ = 0;
5778     else if (cancel_ == 0)
5779         cancel_ = 1;
5780
5781     if (cancel != cancel_)
5782         [self updateCancel];
5783 }
5784
5785 - (void) setProgressCancellable:(NSNumber *)cancellable {
5786     [self setCancellable:[cancellable boolValue]];
5787 }
5788
5789 - (void) setProgressPercent:(NSNumber *)percent {
5790     [progress_ setPercent:[percent floatValue]];
5791     [self updateProgress];
5792 }
5793
5794 - (void) setProgressStatus:(NSDictionary *)status {
5795     if (status == nil) {
5796         [progress_ setCurrent:0];
5797         [progress_ setTotal:0];
5798         [progress_ setSpeed:0];
5799     } else {
5800         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5801
5802         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5803         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5804         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5805     }
5806
5807     [self updateProgress];
5808 }
5809
5810 @end
5811 /* }}} */
5812
5813 /* Package Cell {{{ */
5814 @interface PackageCell : CyteTableViewCell <
5815     CyteTableViewCellDelegate
5816 > {
5817     _H<UIImage> icon_;
5818     _H<NSString> name_;
5819     _H<NSString> description_;
5820     bool commercial_;
5821     _H<NSString> source_;
5822     _H<UIImage> badge_;
5823     _H<UIImage> placard_;
5824     bool summarized_;
5825 }
5826
5827 - (PackageCell *) init;
5828 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5829
5830 - (void) drawContentRect:(CGRect)rect;
5831
5832 @end
5833
5834 @implementation PackageCell
5835
5836 - (PackageCell *) init {
5837     CGRect frame(CGRectMake(0, 0, 320, 74));
5838     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5839         UIView *content([self contentView]);
5840         CGRect bounds([content bounds]);
5841
5842         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5843         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5844         [content addSubview:content_];
5845
5846         [content_ setDelegate:self];
5847         [content_ setOpaque:YES];
5848     } return self;
5849 }
5850
5851 - (NSString *) accessibilityLabel {
5852     return name_;
5853 }
5854
5855 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5856     summarized_ = summary;
5857
5858     icon_ = nil;
5859     name_ = nil;
5860     description_ = nil;
5861     source_ = nil;
5862     badge_ = nil;
5863     placard_ = nil;
5864
5865     if (package == nil)
5866         [content_ setBackgroundColor:[UIColor whiteColor]];
5867     else {
5868         [package parse];
5869
5870         Source *source = [package source];
5871
5872         icon_ = [package icon];
5873
5874         if (NSString *name = [package name])
5875             name_ = [NSString stringWithString:name];
5876
5877         if (NSString *description = [package shortDescription])
5878             description_ = [NSString stringWithString:description];
5879
5880         commercial_ = [package isCommercial];
5881
5882         NSString *label = nil;
5883         bool trusted = false;
5884
5885         if (source != nil) {
5886             label = [source label];
5887             trusted = [source trusted];
5888         } else if ([[package id] isEqualToString:@"firmware"])
5889             label = UCLocalize("APPLE");
5890         else
5891             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5892
5893         NSString *from(label);
5894
5895         NSString *section = [package simpleSection];
5896         if (section != nil && ![section isEqualToString:label]) {
5897             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5898             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5899         }
5900
5901         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5902
5903         if (NSString *purpose = [package primaryPurpose])
5904             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5905
5906         UIColor *color;
5907         NSString *placard;
5908
5909         if (NSString *mode = [package mode]) {
5910             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5911                 color = RemovingColor_;
5912                 placard = @"removing";
5913             } else {
5914                 color = InstallingColor_;
5915                 placard = @"installing";
5916             }
5917         } else {
5918             color = [UIColor whiteColor];
5919
5920             if ([package installed] != nil)
5921                 placard = @"installed";
5922             else
5923                 placard = nil;
5924         }
5925
5926         [content_ setBackgroundColor:color];
5927
5928         if (placard != nil)
5929             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5930     }
5931
5932     [self setNeedsDisplay];
5933     [content_ setNeedsDisplay];
5934 }
5935
5936 - (void) drawSummaryContentRect:(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 > 16 || rect.size.height > 16) {
5945             rect.size.width /= 2;
5946             rect.size.height /= 2;
5947         }
5948
5949         rect.origin.x = 19 - rect.size.width / 2;
5950         rect.origin.y = 19 - 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 /= 4;
5960         rect.size.height /= 4;
5961
5962         rect.origin.x = 25 - rect.size.width / 2;
5963         rect.origin.y = 25 - 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(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
5974
5975     if (placard_ != nil)
5976         [placard_ drawAtPoint:CGPointMake(width - 52, 11)];
5977 }
5978
5979 - (void) drawNormalContentRect:(CGRect)rect {
5980     bool highlighted(highlighted_);
5981     float width([self bounds].size.width);
5982
5983     if (icon_ != nil) {
5984         CGRect rect;
5985         rect.size = [(UIImage *) icon_ size];
5986
5987         while (rect.size.width > 32 || rect.size.height > 32) {
5988             rect.size.width /= 2;
5989             rect.size.height /= 2;
5990         }
5991
5992         rect.origin.x = 25 - rect.size.width / 2;
5993         rect.origin.y = 25 - rect.size.height / 2;
5994
5995         [icon_ drawInRect:Retina(rect)];
5996     }
5997
5998     if (badge_ != nil) {
5999         CGRect rect;
6000         rect.size = [(UIImage *) badge_ size];
6001
6002         rect.size.width /= 2;
6003         rect.size.height /= 2;
6004
6005         rect.origin.x = 36 - rect.size.width / 2;
6006         rect.origin.y = 36 - rect.size.height / 2;
6007
6008         [badge_ drawInRect:Retina(rect)];
6009     }
6010
6011     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6012         UISetColor(White_);
6013
6014     if (!highlighted)
6015         UISetColor(commercial_ ? Purple_ : Black_);
6016     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
6017     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
6018
6019     if (!highlighted)
6020         UISetColor(commercial_ ? Purplish_ : Gray_);
6021     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:NSLineBreakByTruncatingTail];
6022
6023     if (placard_ != nil)
6024         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
6025 }
6026
6027 - (void) drawContentRect:(CGRect)rect {
6028     if (summarized_)
6029         [self drawSummaryContentRect:rect];
6030     else
6031         [self drawNormalContentRect:rect];
6032 }
6033
6034 @end
6035 /* }}} */
6036 /* Section Cell {{{ */
6037 @interface SectionCell : CyteTableViewCell <
6038     CyteTableViewCellDelegate
6039 > {
6040     _H<NSString> basic_;
6041     _H<NSString> section_;
6042     _H<NSString> name_;
6043     _H<NSString> count_;
6044     _H<UIImage> icon_;
6045     _H<UISwitch> switch_;
6046     BOOL editing_;
6047 }
6048
6049 - (void) setSection:(Section *)section editing:(BOOL)editing;
6050
6051 @end
6052
6053 @implementation SectionCell
6054
6055 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
6056     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
6057         icon_ = [UIImage imageNamed:@"folder.png"];
6058         // XXX: this initial frame is wrong, but is fixed later
6059         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
6060         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
6061
6062         UIView *content([self contentView]);
6063         CGRect bounds([content bounds]);
6064
6065         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
6066         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6067         [content addSubview:content_];
6068         [content_ setBackgroundColor:[UIColor whiteColor]];
6069
6070         [content_ setDelegate:self];
6071     } return self;
6072 }
6073
6074 - (void) onSwitch:(id)sender {
6075     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
6076     if (metadata == nil) {
6077         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
6078         [Sections_ setObject:metadata forKey:basic_];
6079     }
6080
6081     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
6082     Changed_ = true;
6083 }
6084
6085 - (void) setSection:(Section *)section editing:(BOOL)editing {
6086     if (editing != editing_) {
6087         if (editing_)
6088             [switch_ removeFromSuperview];
6089         else
6090             [self addSubview:switch_];
6091         editing_ = editing;
6092     }
6093
6094     basic_ = nil;
6095     section_ = nil;
6096     name_ = nil;
6097     count_ = nil;
6098
6099     if (section == nil) {
6100         name_ = UCLocalize("ALL_PACKAGES");
6101         count_ = nil;
6102     } else {
6103         basic_ = [section name];
6104         section_ = [section localized];
6105
6106         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
6107         count_ = [NSString stringWithFormat:@"%zd", [section count]];
6108
6109         if (editing_)
6110             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
6111     }
6112
6113     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
6114     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
6115
6116     [content_ setNeedsDisplay];
6117 }
6118
6119 - (void) setFrame:(CGRect)frame {
6120     [super setFrame:frame];
6121
6122     CGRect rect([switch_ frame]);
6123     [switch_ setFrame:CGRectMake(frame.size.width - rect.size.width - 9, 9, rect.size.width, rect.size.height)];
6124 }
6125
6126 - (NSString *) accessibilityLabel {
6127     return name_;
6128 }
6129
6130 - (void) drawContentRect:(CGRect)rect {
6131     bool highlighted(highlighted_ && !editing_);
6132
6133     [icon_ drawInRect:CGRectMake(7, 7, 32, 32)];
6134
6135     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6136         UISetColor(White_);
6137
6138     float width(rect.size.width);
6139     if (editing_)
6140         width -= 9 + [switch_ frame].size.width;
6141
6142     if (!highlighted)
6143         UISetColor(Black_);
6144     [name_ drawAtPoint:CGPointMake(48, 12) forWidth:(width - 58) withFont:Font18_ lineBreakMode:NSLineBreakByTruncatingTail];
6145
6146     CGSize size = [count_ sizeWithFont:Font14_];
6147
6148     UISetColor(Folder_);
6149     if (count_ != nil)
6150         [count_ drawAtPoint:CGPointMake(Retina(10 + (30 - size.width) / 2), 18) withFont:Font12Bold_];
6151 }
6152
6153 @end
6154 /* }}} */
6155
6156 /* File Table {{{ */
6157 @interface FileTable : CyteViewController <
6158     UITableViewDataSource,
6159     UITableViewDelegate
6160 > {
6161     _transient Database *database_;
6162     _H<Package> package_;
6163     _H<NSString> name_;
6164     _H<NSMutableArray> files_;
6165     _H<UITableView, 2> list_;
6166 }
6167
6168 - (id) initWithDatabase:(Database *)database;
6169 - (void) setPackage:(Package *)package;
6170
6171 @end
6172
6173 @implementation FileTable
6174
6175 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
6176     return files_ == nil ? 0 : [files_ count];
6177 }
6178
6179 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
6180     return 24.0f;
6181 }*/
6182
6183 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
6184     static NSString *reuseIdentifier = @"Cell";
6185
6186     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
6187     if (cell == nil) {
6188         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
6189         [cell setFont:[UIFont systemFontOfSize:16]];
6190     }
6191     [cell setText:[files_ objectAtIndex:indexPath.row]];
6192     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
6193
6194     return cell;
6195 }
6196
6197 - (NSURL *) navigationURL {
6198     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
6199 }
6200
6201 - (void) loadView {
6202     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
6203     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6204     [list_ setRowHeight:24.0f];
6205     [(UITableView *) list_ setDataSource:self];
6206     [list_ setDelegate:self];
6207     [self setView:list_];
6208 }
6209
6210 - (void) viewDidLoad {
6211     [super viewDidLoad];
6212
6213     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
6214 }
6215
6216 - (void) releaseSubviews {
6217     list_ = nil;
6218
6219     package_ = nil;
6220     files_ = nil;
6221
6222     [super releaseSubviews];
6223 }
6224
6225 - (id) initWithDatabase:(Database *)database {
6226     if ((self = [super init]) != nil) {
6227         database_ = database;
6228     } return self;
6229 }
6230
6231 - (void) setPackage:(Package *)package {
6232     package_ = nil;
6233     name_ = nil;
6234
6235     files_ = [NSMutableArray arrayWithCapacity:32];
6236
6237     if (package != nil) {
6238         package_ = package;
6239         name_ = [package id];
6240
6241         if (NSArray *files = [package files])
6242             [files_ addObjectsFromArray:files];
6243
6244         if ([files_ count] != 0) {
6245             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
6246                 [files_ removeObjectAtIndex:0];
6247             [files_ sortUsingSelector:@selector(compareByPath:)];
6248
6249             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
6250             [stack addObject:@"/"];
6251
6252             for (int i(0), e([files_ count]); i != e; ++i) {
6253                 NSString *file = [files_ objectAtIndex:i];
6254                 while (![file hasPrefix:[stack lastObject]])
6255                     [stack removeLastObject];
6256                 NSString *directory = [stack lastObject];
6257                 [stack addObject:[file stringByAppendingString:@"/"]];
6258                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
6259                     ([stack count] - 2) * 3, "",
6260                     [file substringFromIndex:[directory length]]
6261                 ]];
6262             }
6263         }
6264     }
6265
6266     [list_ reloadData];
6267 }
6268
6269 - (void) reloadData {
6270     [super reloadData];
6271
6272     [self setPackage:[database_ packageWithName:name_]];
6273 }
6274
6275 @end
6276 /* }}} */
6277 /* Package Controller {{{ */
6278 @interface CYPackageController : CydiaWebViewController <
6279     UIActionSheetDelegate
6280 > {
6281     _transient Database *database_;
6282     _H<Package> package_;
6283     _H<NSString> name_;
6284     bool commercial_;
6285     std::vector<std::pair<_H<NSString>, _H<NSString>>> buttons_;
6286     _H<UIBarButtonItem> button_;
6287 }
6288
6289 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
6290
6291 @end
6292
6293 @implementation CYPackageController
6294
6295 - (NSURL *) navigationURL {
6296     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6297 }
6298
6299 - (void) _clickButtonWithName:(NSString *)name {
6300     if ([name isEqualToString:@"CLEAR"])
6301         [delegate_ clearPackage:package_];
6302     else if ([name isEqualToString:@"INSTALL"])
6303         [delegate_ installPackage:package_];
6304     else if ([name isEqualToString:@"REINSTALL"])
6305         [delegate_ installPackage:package_];
6306     else if ([name isEqualToString:@"REMOVE"])
6307         [delegate_ removePackage:package_];
6308     else if ([name isEqualToString:@"UPGRADE"])
6309         [delegate_ installPackage:package_];
6310     else _assert(false);
6311 }
6312
6313 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6314     NSString *context([sheet context]);
6315
6316     if ([context isEqualToString:@"modify"]) {
6317         if (button != [sheet cancelButtonIndex]) {
6318             if (IsWildcat_)
6319                 [self performSelector:@selector(_clickButtonWithName:) withObject:buttons_[button].first afterDelay:0];
6320             else
6321                 [self _clickButtonWithName:buttons_[button].first];
6322         }
6323
6324         [sheet dismissWithClickedButtonIndex:button animated:YES];
6325     }
6326 }
6327
6328 - (bool) _allowJavaScriptPanel {
6329     return commercial_;
6330 }
6331
6332 #if !AlwaysReload
6333 - (void) _customButtonClicked {
6334     size_t count(buttons_.size());
6335     if (count == 0)
6336         return;
6337
6338     if (count == 1)
6339         [self _clickButtonWithName:buttons_[0].first];
6340     else {
6341         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6342         for (const auto &button : buttons_)
6343             [buttons addObject:button.second];
6344
6345         UIActionSheet *sheet = [[[UIActionSheet alloc]
6346             initWithTitle:nil
6347             delegate:self
6348             cancelButtonTitle:nil
6349             destructiveButtonTitle:nil
6350             otherButtonTitles:nil
6351         ] autorelease];
6352
6353         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6354         if (!IsWildcat_) {
6355            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6356            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6357         }
6358         [sheet setContext:@"modify"];
6359
6360         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6361     }
6362 }
6363
6364 - (void) reloadButtonClicked {
6365     if (commercial_ && function_ == nil && [package_ uninstalled])
6366         return;
6367     [self customButtonClicked];
6368 }
6369
6370 - (void) applyLoadingTitle {
6371     // Don't show "Loading" as the title. Ever.
6372 }
6373
6374 - (UIBarButtonItem *) rightButton {
6375     return button_;
6376 }
6377 #endif
6378
6379 - (void) setPageColor:(UIColor *)color {
6380     return [super setPageColor:nil];
6381 }
6382
6383 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6384     if ((self = [super init]) != nil) {
6385         database_ = database;
6386         name_ = name == nil ? @"" : [NSString stringWithString:name];
6387         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6388     } return self;
6389 }
6390
6391 - (void) reloadData {
6392     [super reloadData];
6393
6394     package_ = [database_ packageWithName:name_];
6395
6396     buttons_.clear();
6397
6398     if (package_ != nil) {
6399         [(Package *) package_ parse];
6400
6401         commercial_ = [package_ isCommercial];
6402
6403         if ([package_ mode] != nil)
6404             buttons_.push_back(std::make_pair(@"CLEAR", UCLocalize("CLEAR")));
6405         if ([package_ source] == nil);
6406         else if ([package_ upgradableAndEssential:NO])
6407             buttons_.push_back(std::make_pair(@"UPGRADE", UCLocalize("UPGRADE")));
6408         else if ([package_ uninstalled])
6409             buttons_.push_back(std::make_pair(@"INSTALL", UCLocalize("INSTALL")));
6410         else
6411             buttons_.push_back(std::make_pair(@"REINSTALL", UCLocalize("REINSTALL")));
6412         if (![package_ uninstalled])
6413             buttons_.push_back(std::make_pair(@"REMOVE", UCLocalize("REMOVE")));
6414     }
6415
6416     NSString *title;
6417     switch (buttons_.size()) {
6418         case 0: title = nil; break;
6419         case 1: title = buttons_[0].second; break;
6420         default: title = UCLocalize("MODIFY"); break;
6421     }
6422
6423     button_ = [[[UIBarButtonItem alloc]
6424         initWithTitle:title
6425         style:UIBarButtonItemStylePlain
6426         target:self
6427         action:@selector(customButtonClicked)
6428     ] autorelease];
6429 }
6430
6431 - (bool) isLoading {
6432     return commercial_ ? [super isLoading] : false;
6433 }
6434
6435 @end
6436 /* }}} */
6437
6438 /* Package List Controller {{{ */
6439 @interface PackageListController : CyteViewController <
6440     UITableViewDataSource,
6441     UITableViewDelegate
6442 > {
6443     _transient Database *database_;
6444     unsigned era_;
6445     _H<NSArray> packages_;
6446     _H<NSArray> sections_;
6447     _H<UITableView, 2> list_;
6448
6449     _H<NSArray> thumbs_;
6450     std::vector<NSInteger> offset_;
6451
6452     _H<NSString> title_;
6453     unsigned reloading_;
6454 }
6455
6456 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6457 - (void) setDelegate:(id)delegate;
6458 - (void) resetCursor;
6459 - (void) clearData;
6460
6461 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages;
6462
6463 @end
6464
6465 @implementation PackageListController
6466
6467 - (NSURL *) referrerURL {
6468     return [self navigationURL];
6469 }
6470
6471 - (bool) isSummarized {
6472     return false;
6473 }
6474
6475 - (bool) showsSections {
6476     return true;
6477 }
6478
6479 - (void) deselectWithAnimation:(BOOL)animated {
6480     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6481 }
6482
6483 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6484     CGRect base = [[self view] bounds];
6485     base.size.height -= bounds.size.height;
6486     base.origin = [list_ frame].origin;
6487
6488     [UIView beginAnimations:nil context:NULL];
6489     [UIView setAnimationBeginsFromCurrentState:YES];
6490     [UIView setAnimationCurve:curve];
6491     [UIView setAnimationDuration:duration];
6492     [list_ setFrame:base];
6493     [UIView commitAnimations];
6494 }
6495
6496 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6497     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6498 }
6499
6500 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6501     [self resizeForKeyboardBounds:bounds duration:0];
6502 }
6503
6504 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6505     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6506         *curve = UIViewAnimationCurveEaseInOut;
6507     else
6508         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6509
6510     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6511         *duration = 0.3;
6512     else
6513         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6514 }
6515
6516 - (void) keyboardWillShow:(NSNotification *)notification {
6517     CGRect bounds;
6518     CGPoint center;
6519     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6520     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6521
6522     NSTimeInterval duration;
6523     UIViewAnimationCurve curve;
6524     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6525
6526     CGRect kbframe = CGRectMake(Retina(center.x - bounds.size.width / 2), Retina(center.y - bounds.size.height / 2), bounds.size.width, bounds.size.height);
6527     UIViewController *base = self;
6528     while ([base parentOrPresentingViewController] != nil)
6529         base = [base parentOrPresentingViewController];
6530     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6531     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6532
6533     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6534         intersection.size.height += CYStatusBarHeight();
6535
6536     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6537 }
6538
6539 - (void) keyboardWillHide:(NSNotification *)notification {
6540     NSTimeInterval duration;
6541     UIViewAnimationCurve curve;
6542     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6543
6544     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6545 }
6546
6547 - (void) viewWillAppear:(BOOL)animated {
6548     [super viewWillAppear:animated];
6549
6550     [self resizeForKeyboardBounds:CGRectZero];
6551     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6552     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6553 }
6554
6555 - (void) viewWillDisappear:(BOOL)animated {
6556     [super viewWillDisappear:animated];
6557
6558     [self resizeForKeyboardBounds:CGRectZero];
6559     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6560     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6561 }
6562
6563 - (void) viewDidAppear:(BOOL)animated {
6564     [super viewDidAppear:animated];
6565     [self deselectWithAnimation:animated];
6566 }
6567
6568 - (void) didSelectPackage:(Package *)package {
6569     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6570     [view setDelegate:delegate_];
6571     [[self navigationController] pushViewController:view animated:YES];
6572 }
6573
6574 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6575     NSInteger count([sections_ count]);
6576     return count == 0 ? 1 : count;
6577 }
6578
6579 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6580     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6581         return nil;
6582     return [[sections_ objectAtIndex:section] name];
6583 }
6584
6585 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6586     if ([sections_ count] == 0)
6587         return 0;
6588     return [[sections_ objectAtIndex:section] count];
6589 }
6590
6591 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6592 @synchronized (database_) {
6593     if ([database_ era] != era_)
6594         return nil;
6595
6596     Section *section([sections_ objectAtIndex:[path section]]);
6597     NSInteger row([path row]);
6598     Package *package([packages_ objectAtIndex:([section row] + row)]);
6599     return [[package retain] autorelease];
6600 } }
6601
6602 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6603     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6604     if (cell == nil)
6605         cell = [[[PackageCell alloc] init] autorelease];
6606
6607     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6608     [cell setPackage:package asSummary:[self isSummarized]];
6609     return cell;
6610 }
6611
6612 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6613     Package *package([self packageAtIndexPath:path]);
6614     package = [database_ packageWithName:[package id]];
6615     [self didSelectPackage:package];
6616 }
6617
6618 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6619     return thumbs_;
6620 }
6621
6622 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6623     return offset_[index];
6624 }
6625
6626 - (void) updateHeight {
6627     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6628 }
6629
6630 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6631     if ((self = [super init]) != nil) {
6632         database_ = database;
6633         title_ = [title copy];
6634         [[self navigationItem] setTitle:title_];
6635     } return self;
6636 }
6637
6638 - (void) loadView {
6639     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6640     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6641     [self setView:view];
6642
6643     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6644     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6645     [view addSubview:list_];
6646
6647     // XXX: is 20 the most optimal number here?
6648     [list_ setSectionIndexMinimumDisplayRowCount:20];
6649
6650     [(UITableView *) list_ setDataSource:self];
6651     [list_ setDelegate:self];
6652
6653     [self updateHeight];
6654 }
6655
6656 - (void) releaseSubviews {
6657     list_ = nil;
6658
6659     packages_ = nil;
6660     sections_ = nil;
6661
6662     thumbs_ = nil;
6663     offset_.clear();
6664
6665     [super releaseSubviews];
6666 }
6667
6668 - (void) setDelegate:(id)delegate {
6669     delegate_ = delegate;
6670 }
6671
6672 - (bool) shouldYield {
6673     return false;
6674 }
6675
6676 - (bool) shouldBlock {
6677     return false;
6678 }
6679
6680 - (NSMutableArray *) _reloadPackages {
6681 @synchronized (database_) {
6682     era_ = [database_ era];
6683     NSArray *packages([database_ packages]);
6684
6685     return [NSMutableArray arrayWithArray:packages];
6686 } }
6687
6688 - (void) _reloadData {
6689     if (reloading_ != 0) {
6690         reloading_ = 2;
6691         return;
6692     }
6693
6694     NSMutableArray *packages;
6695
6696   reload:
6697     if ([self shouldYield]) {
6698         do {
6699             UIProgressHUD *hud;
6700
6701             if (![self shouldBlock])
6702                 hud = nil;
6703             else {
6704                 hud = [delegate_ addProgressHUD];
6705                 [hud setText:UCLocalize("LOADING")];
6706             }
6707
6708             reloading_ = 1;
6709             packages = [self yieldToSelector:@selector(_reloadPackages)];
6710
6711             if (hud != nil)
6712                 [delegate_ removeProgressHUD:hud];
6713         } while (reloading_ == 2);
6714     } else {
6715         packages = [self _reloadPackages];
6716     }
6717
6718 @synchronized (database_) {
6719     if (era_ != [database_ era])
6720         goto reload;
6721     reloading_ = 0;
6722
6723     thumbs_ = nil;
6724     offset_.clear();
6725
6726     packages_ = packages;
6727
6728     if ([self showsSections])
6729         sections_ = [self sectionsForPackages:packages];
6730     else {
6731         Section *section([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6732         [section setCount:[packages_ count]];
6733         sections_ = [NSArray arrayWithObject:section];
6734     }
6735
6736     [self updateHeight];
6737
6738     _profile(PackageTable$reloadData$List)
6739         [(UITableView *) list_ setDataSource:self];
6740         [list_ reloadData];
6741     _end
6742 }
6743
6744     PrintTimes();
6745 }
6746
6747 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
6748     Section *prefix([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6749     size_t end([packages count]);
6750
6751     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
6752     Section *section(prefix);
6753
6754     thumbs_ = CollationThumbs_;
6755     offset_ = CollationOffset_;
6756
6757     size_t offset(0);
6758     size_t offsets([CollationStarts_ count]);
6759
6760     NSString *start([CollationStarts_ objectAtIndex:offset]);
6761     size_t length([start length]);
6762
6763     for (size_t index(0); index != end; ++index) {
6764         if (start != nil) {
6765             Package *package([packages objectAtIndex:index]);
6766             NSString *name(PackageName(package, @selector(cyname)));
6767
6768             //while ([start compare:name options:NSNumericSearch range:NSMakeRange(0, length) locale:CollationLocale_] != NSOrderedDescending) {
6769             while (StringNameCompare(start, name, length) != kCFCompareGreaterThan) {
6770                 NSString *title([CollationTitles_ objectAtIndex:offset]);
6771                 section = [[[Section alloc] initWithName:title row:index localize:NO] autorelease];
6772                 [sections addObject:section];
6773
6774                 start = ++offset == offsets ? nil : [CollationStarts_ objectAtIndex:offset];
6775                 if (start == nil)
6776                     break;
6777                 length = [start length];
6778             }
6779         }
6780
6781         [section addToCount];
6782     }
6783
6784     for (; offset != offsets; ++offset) {
6785         NSString *title([CollationTitles_ objectAtIndex:offset]);
6786         Section *section([[[Section alloc] initWithName:title row:end localize:NO] autorelease]);
6787         [sections addObject:section];
6788     }
6789
6790     if ([prefix count] != 0) {
6791         Section *suffix([sections lastObject]);
6792         [prefix setName:[suffix name]];
6793         [suffix setName:nil];
6794         [sections insertObject:prefix atIndex:(offsets - 1)];
6795     }
6796
6797     return sections;
6798 }
6799
6800 - (void) reloadData {
6801     [super reloadData];
6802
6803     if ([self shouldYield])
6804         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6805     else
6806         [self _reloadData];
6807 }
6808
6809 - (void) resetCursor {
6810     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6811 }
6812
6813 - (void) clearData {
6814     [self updateHeight];
6815
6816     [list_ setDataSource:nil];
6817     [list_ reloadData];
6818
6819     [self resetCursor];
6820 }
6821
6822 @end
6823 /* }}} */
6824 /* Filtered Package List Controller {{{ */
6825 typedef Function<bool, Package *> PackageFilter;
6826 typedef Function<void, NSMutableArray *> PackageSorter;
6827 @interface FilteredPackageListController : PackageListController {
6828     PackageFilter filter_;
6829     PackageSorter sorter_;
6830 }
6831
6832 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter;
6833
6834 - (void) setFilter:(PackageFilter)filter;
6835 - (void) setSorter:(PackageSorter)sorter;
6836
6837 @end
6838
6839 @implementation FilteredPackageListController
6840
6841 - (void) setFilter:(PackageFilter)filter {
6842 @synchronized (self) {
6843     filter_ = filter;
6844 } }
6845
6846 - (void) setSorter:(PackageSorter)sorter {
6847 @synchronized (self) {
6848     sorter_ = sorter;
6849 } }
6850
6851 - (NSMutableArray *) _reloadPackages {
6852 @synchronized (database_) {
6853     era_ = [database_ era];
6854
6855     NSArray *packages([database_ packages]);
6856     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6857
6858     PackageFilter filter;
6859     PackageSorter sorter;
6860
6861     @synchronized (self) {
6862         filter = filter_;
6863         sorter = sorter_;
6864     }
6865
6866     _profile(PackageTable$reloadData$Filter)
6867         for (Package *package in packages)
6868             if ([package valid] && filter(package))
6869                 [filtered addObject:package];
6870     _end
6871
6872     if (sorter)
6873         sorter(filtered);
6874     return filtered;
6875 } }
6876
6877 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter {
6878     if ((self = [super initWithDatabase:database title:title]) != nil) {
6879         [self setFilter:filter];
6880     } return self;
6881 }
6882
6883 @end
6884 /* }}} */
6885
6886 /* Home Controller {{{ */
6887 @interface HomeController : CydiaWebViewController {
6888     CFRunLoopRef runloop_;
6889     SCNetworkReachabilityRef reachability_;
6890 }
6891
6892 @end
6893
6894 @implementation HomeController
6895
6896 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6897     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6898 }
6899
6900 - (id) init {
6901     if ((self = [super init]) != nil) {
6902         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6903         [self reloadData];
6904
6905         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6906         if (reachability_ != NULL) {
6907             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6908             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6909
6910             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6911             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6912                 runloop_ = runloop;
6913         }
6914     } return self;
6915 }
6916
6917 - (void) dealloc {
6918     if (reachability_ != NULL && runloop_ != NULL)
6919         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6920     [super dealloc];
6921 }
6922
6923 - (NSURL *) navigationURL {
6924     return [NSURL URLWithString:@"cydia://home"];
6925 }
6926
6927 - (void) aboutButtonClicked {
6928     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6929
6930     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6931     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6932     [alert setCancelButtonIndex:0];
6933
6934     [alert setMessage:
6935         @"Copyright \u00a9 2008-2014\n"
6936         "SaurikIT, LLC\n"
6937         "\n"
6938         "Jay Freeman (saurik)\n"
6939         "saurik@saurik.com\n"
6940         "http://www.saurik.com/"
6941     ];
6942
6943     [alert show];
6944 }
6945
6946 - (UIBarButtonItem *) leftButton {
6947     return [[[UIBarButtonItem alloc]
6948         initWithTitle:UCLocalize("ABOUT")
6949         style:UIBarButtonItemStylePlain
6950         target:self
6951         action:@selector(aboutButtonClicked)
6952     ] autorelease];
6953 }
6954
6955 @end
6956 /* }}} */
6957
6958 /* Cydia Navigation Controller Interface {{{ */
6959 @interface UINavigationController (Cydia)
6960
6961 - (NSArray *) navigationURLCollection;
6962 - (void) unloadData;
6963
6964 @end
6965 /* }}} */
6966
6967 /* Cydia Tab Bar Controller {{{ */
6968 @interface CydiaTabBarController : CyteTabBarController <
6969     UITabBarControllerDelegate,
6970     FetchDelegate
6971 > {
6972     _transient Database *database_;
6973
6974     _H<UIActivityIndicatorView> indicator_;
6975
6976     bool updating_;
6977     // XXX: ok, "updatedelegate_"?...
6978     _transient NSObject<CydiaDelegate> *updatedelegate_;
6979 }
6980
6981 - (NSArray *) navigationURLCollection;
6982 - (void) beginUpdate;
6983 - (BOOL) updating;
6984
6985 @end
6986
6987 @implementation CydiaTabBarController
6988
6989 - (NSArray *) navigationURLCollection {
6990     NSMutableArray *items([NSMutableArray array]);
6991
6992     // XXX: Should this deal with transient view controllers?
6993     for (id navigation in [self viewControllers]) {
6994         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6995         if (stack != nil)
6996             [items addObject:stack];
6997     }
6998
6999     return items;
7000 }
7001
7002 - (id) initWithDatabase:(Database *)database {
7003     if ((self = [super init]) != nil) {
7004         database_ = database;
7005         [self setDelegate:self];
7006
7007         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteTiny] autorelease];
7008         [indicator_ setOrigin:CGPointMake(kCFCoreFoundationVersionNumber >= 800 ? 2 : 4, 2)];
7009
7010         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7011     } return self;
7012 }
7013
7014 - (void) setUpdate:(NSDate *)date {
7015     [self beginUpdate];
7016 }
7017
7018 - (void) beginUpdate {
7019     if (updating_)
7020         return;
7021
7022     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7023     UITabBarItem *item([controller tabBarItem]);
7024
7025     [item setBadgeValue:@""];
7026     UIView *badge(MSHookIvar<UIView *>([item view], "_badge"));
7027
7028     [indicator_ startAnimating];
7029     [badge addSubview:indicator_];
7030
7031     [updatedelegate_ retainNetworkActivityIndicator];
7032     updating_ = true;
7033
7034     [NSThread
7035         detachNewThreadSelector:@selector(performUpdate)
7036         toTarget:self
7037         withObject:nil
7038     ];
7039 }
7040
7041 - (void) performUpdate {
7042     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
7043
7044     SourceStatus status(self, database_);
7045     [database_ updateWithStatus:status];
7046
7047     [self
7048         performSelectorOnMainThread:@selector(completeUpdate)
7049         withObject:nil
7050         waitUntilDone:NO
7051     ];
7052
7053     [pool release];
7054 }
7055
7056 - (void) stopUpdateWithSelector:(SEL)selector {
7057     updating_ = false;
7058     [updatedelegate_ releaseNetworkActivityIndicator];
7059
7060     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7061     [[controller tabBarItem] setBadgeValue:nil];
7062
7063     [indicator_ removeFromSuperview];
7064     [indicator_ stopAnimating];
7065
7066     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
7067 }
7068
7069 - (void) completeUpdate {
7070     if (!updating_)
7071         return;
7072     [self stopUpdateWithSelector:@selector(reloadData)];
7073 }
7074
7075 - (void) cancelUpdate {
7076     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
7077 }
7078
7079 - (void) cancelPressed {
7080     [self cancelUpdate];
7081 }
7082
7083 - (BOOL) updating {
7084     return updating_;
7085 }
7086
7087 - (bool) isSourceCancelled {
7088     return !updating_;
7089 }
7090
7091 - (void) startSourceFetch:(NSString *)uri {
7092 }
7093
7094 - (void) stopSourceFetch:(NSString *)uri {
7095 }
7096
7097 - (void) setUpdateDelegate:(id)delegate {
7098     updatedelegate_ = delegate;
7099 }
7100
7101 @end
7102 /* }}} */
7103
7104 /* Cydia Navigation Controller Implementation {{{ */
7105 @implementation UINavigationController (Cydia)
7106
7107 - (NSArray *) navigationURLCollection {
7108     NSMutableArray *stack([NSMutableArray array]);
7109
7110     for (CyteViewController *controller in [self viewControllers]) {
7111         NSString *url = [[controller navigationURL] absoluteString];
7112         if (url != nil)
7113             [stack addObject:url];
7114     }
7115
7116     return stack;
7117 }
7118
7119 - (void) reloadData {
7120     [super reloadData];
7121
7122     UIViewController *visible([self visibleViewController]);
7123     if (visible != nil)
7124         [visible reloadData];
7125
7126     // on the iPad, this view controller is ALSO visible. :(
7127     if (IsWildcat_)
7128         if (UIViewController *modal = [self modalViewController])
7129             if ([modal modalPresentationStyle] == UIModalPresentationFormSheet)
7130                 if (UIViewController *top = [self topViewController])
7131                     if (top != visible)
7132                         [top reloadData];
7133 }
7134
7135 - (void) unloadData {
7136     for (CyteViewController *page in [self viewControllers])
7137         [page unloadData];
7138
7139     [super unloadData];
7140 }
7141
7142 @end
7143 /* }}} */
7144
7145 /* Cydia:// Protocol {{{ */
7146 @interface CydiaURLProtocol : NSURLProtocol {
7147 }
7148
7149 @end
7150
7151 @implementation CydiaURLProtocol
7152
7153 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7154     NSURL *url([request URL]);
7155     if (url == nil)
7156         return NO;
7157
7158     NSString *scheme([[url scheme] lowercaseString]);
7159     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7160         return YES;
7161     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7162         return YES;
7163
7164     return NO;
7165 }
7166
7167 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7168     return request;
7169 }
7170
7171 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7172     id<NSURLProtocolClient> client([self client]);
7173     if (icon == nil)
7174         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7175     else {
7176         NSData *data(UIImagePNGRepresentation(icon));
7177
7178         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7179         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7180         [client URLProtocol:self didLoadData:data];
7181         [client URLProtocolDidFinishLoading:self];
7182     }
7183 }
7184
7185 - (void) startLoading {
7186     id<NSURLProtocolClient> client([self client]);
7187     NSURLRequest *request([self request]);
7188
7189     NSURL *url([request URL]);
7190     NSString *href([url absoluteString]);
7191     NSString *scheme([[url scheme] lowercaseString]);
7192
7193     NSString *path;
7194
7195     if ([scheme isEqualToString:@"cydia"])
7196         path = [href substringFromIndex:8];
7197     else if ([scheme isEqualToString:@"about"])
7198         path = [href substringFromIndex:12];
7199     else _assert(false);
7200
7201     NSRange slash([path rangeOfString:@"/"]);
7202
7203     NSString *command;
7204     if (slash.location == NSNotFound) {
7205         command = path;
7206         path = nil;
7207     } else {
7208         command = [path substringToIndex:slash.location];
7209         path = [path substringFromIndex:(slash.location + 1)];
7210     }
7211
7212     Database *database([Database sharedInstance]);
7213
7214     if ([command isEqualToString:@"package-icon"]) {
7215         if (path == nil)
7216             goto fail;
7217         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7218         Package *package([database packageWithName:path]);
7219         if (package == nil)
7220             goto fail;
7221         [package parse];
7222         UIImage *icon([package icon]);
7223         [self _returnPNGWithImage:icon forRequest:request];
7224     } else if ([command isEqualToString:@"uikit-image"]) {
7225         if (path == nil)
7226             goto fail;
7227         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7228         UIImage *icon(_UIImageWithName(path));
7229         [self _returnPNGWithImage:icon forRequest:request];
7230     } else if ([command isEqualToString:@"section-icon"]) {
7231         if (path == nil)
7232             goto fail;
7233         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7234         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7235         if (icon == nil)
7236             icon = [UIImage imageNamed:@"unknown.png"];
7237         [self _returnPNGWithImage:icon forRequest:request];
7238     } else fail: {
7239         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7240     }
7241 }
7242
7243 - (void) stopLoading {
7244 }
7245
7246 @end
7247 /* }}} */
7248
7249 /* Section Controller {{{ */
7250 @interface SectionController : FilteredPackageListController {
7251     _H<NSString> key_;
7252     _H<NSString> section_;
7253 }
7254
7255 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section;
7256
7257 @end
7258
7259 @implementation SectionController
7260
7261 - (NSURL *) referrerURL {
7262     NSString *name(section_);
7263     name = name ?: @"*";
7264     NSString *key(key_);
7265     key = key ?: @"*";
7266     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@/%@", UI_, [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7267 }
7268
7269 - (NSURL *) navigationURL {
7270     NSString *name(section_);
7271     name = name ?: @"*";
7272     NSString *key(key_);
7273     key = key ?: @"*";
7274     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@/%@", [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7275 }
7276
7277 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section {
7278     NSString *title;
7279     if (section == nil)
7280         title = UCLocalize("ALL_PACKAGES");
7281     else if (![section isEqual:@""])
7282         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(section) value:nil table:@"Sections"];
7283     else
7284         title = UCLocalize("NO_SECTION");
7285
7286     if ((self = [super initWithDatabase:database title:title]) != nil) {
7287         key_ = [source key];
7288         section_ = section;
7289     } return self;
7290 }
7291
7292 - (void) reloadData {
7293     Source *source([database_ sourceWithKey:key_]);
7294     _H<NSString> name(section_);
7295
7296     [self setFilter:[=](Package *package) {
7297         NSString *section([package section]);
7298
7299         return (
7300             name == nil ||
7301             section == nil && [name length] == 0 ||
7302             [name isEqualToString:section]
7303         ) && (
7304             source == nil ||
7305             [package source] == source
7306         ) && [package visible];
7307     }];
7308
7309     [super reloadData];
7310 }
7311
7312 @end
7313 /* }}} */
7314 /* Sections Controller {{{ */
7315 @interface SectionsController : CyteViewController <
7316     UITableViewDataSource,
7317     UITableViewDelegate
7318 > {
7319     _transient Database *database_;
7320     _H<NSString> key_;
7321     _H<NSMutableArray> sections_;
7322     _H<NSMutableArray> filtered_;
7323     _H<UITableView, 2> list_;
7324 }
7325
7326 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7327 - (void) editButtonClicked;
7328
7329 @end
7330
7331 @implementation SectionsController
7332
7333 - (NSURL *) navigationURL {
7334     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
7335 }
7336
7337 - (Source *) source {
7338     if (key_ == nil)
7339         return nil;
7340     return [database_ sourceWithKey:key_];
7341 }
7342
7343 - (void) updateNavigationItem {
7344     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7345     if ([sections_ count] == 0) {
7346         [[self navigationItem] setRightBarButtonItem:nil];
7347     } else {
7348         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7349             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7350             target:self
7351             action:@selector(editButtonClicked)
7352         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7353     }
7354 }
7355
7356 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7357     [super setEditing:editing animated:animated];
7358
7359     if (editing)
7360         [list_ reloadData];
7361     else
7362         [delegate_ updateData];
7363
7364     [self updateNavigationItem];
7365 }
7366
7367 - (void) viewDidAppear:(BOOL)animated {
7368     [super viewDidAppear:animated];
7369     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7370 }
7371
7372 - (void) viewWillDisappear:(BOOL)animated {
7373     [super viewWillDisappear:animated];
7374     [self setEditing:NO];
7375 }
7376
7377 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7378     Section *section = nil;
7379     int index = [indexPath row];
7380     if (![self isEditing]) {
7381         index -= 1;
7382         if (index >= 0)
7383             section = [filtered_ objectAtIndex:index];
7384     } else {
7385         section = [sections_ objectAtIndex:index];
7386     }
7387     return section;
7388 }
7389
7390 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7391     if ([self isEditing])
7392         return [sections_ count];
7393     else
7394         return [filtered_ count] + 1;
7395 }
7396
7397 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7398     return 45.0f;
7399 }*/
7400
7401 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7402     static NSString *reuseIdentifier = @"SectionCell";
7403
7404     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7405     if (cell == nil)
7406         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7407
7408     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7409
7410     return cell;
7411 }
7412
7413 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7414     if ([self isEditing])
7415         return;
7416
7417     Section *section = [self sectionAtIndexPath:indexPath];
7418
7419     SectionController *controller = [[[SectionController alloc]
7420         initWithDatabase:database_
7421         source:[self source]
7422         section:[section name]
7423     ] autorelease];
7424     [controller setDelegate:delegate_];
7425
7426     [[self navigationController] pushViewController:controller animated:YES];
7427 }
7428
7429 - (void) loadView {
7430     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7431     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7432     [list_ setRowHeight:46];
7433     [(UITableView *) list_ setDataSource:self];
7434     [list_ setDelegate:self];
7435     [self setView:list_];
7436 }
7437
7438 - (void) viewDidLoad {
7439     [super viewDidLoad];
7440
7441     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7442 }
7443
7444 - (void) releaseSubviews {
7445     list_ = nil;
7446
7447     sections_ = nil;
7448     filtered_ = nil;
7449
7450     [super releaseSubviews];
7451 }
7452
7453 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7454     if ((self = [super init]) != nil) {
7455         database_ = database;
7456         key_ = [source key];
7457     } return self;
7458 }
7459
7460 - (void) reloadData {
7461     [super reloadData];
7462
7463     NSArray *packages = [database_ packages];
7464
7465     sections_ = [NSMutableArray arrayWithCapacity:16];
7466     filtered_ = [NSMutableArray arrayWithCapacity:16];
7467
7468     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7469
7470     Source *source([self source]);
7471
7472     _trace();
7473     for (Package *package in packages) {
7474         if (source != nil && [package source] != source)
7475             continue;
7476
7477         NSString *name([package section]);
7478         NSString *key(name == nil ? @"" : name);
7479
7480         Section *section;
7481
7482         _profile(SectionsView$reloadData$Section)
7483             section = [sections objectForKey:key];
7484             if (section == nil) {
7485                 _profile(SectionsView$reloadData$Section$Allocate)
7486                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7487                     [sections setObject:section forKey:key];
7488                 _end
7489             }
7490         _end
7491
7492         [section addToCount];
7493
7494         _profile(SectionsView$reloadData$Filter)
7495             if (![package valid] || ![package visible])
7496                 continue;
7497         _end
7498
7499         [section addToRow];
7500     }
7501     _trace();
7502
7503     [sections_ addObjectsFromArray:[sections allValues]];
7504
7505     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7506
7507     for (Section *section in (id) sections_) {
7508         size_t count([section row]);
7509         if (count == 0)
7510             continue;
7511
7512         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7513         [section setCount:count];
7514         [filtered_ addObject:section];
7515     }
7516
7517     [self updateNavigationItem];
7518     [list_ reloadData];
7519     _trace();
7520 }
7521
7522 - (void) editButtonClicked {
7523     [self setEditing:![self isEditing] animated:YES];
7524 }
7525
7526 @end
7527 /* }}} */
7528
7529 /* Changes Controller {{{ */
7530 @interface ChangesController : FilteredPackageListController {
7531     unsigned upgrades_;
7532 }
7533
7534 - (id) initWithDatabase:(Database *)database;
7535
7536 @end
7537
7538 @implementation ChangesController
7539
7540 - (NSURL *) referrerURL {
7541     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/changes/", UI_]];
7542 }
7543
7544 - (NSURL *) navigationURL {
7545     return [NSURL URLWithString:@"cydia://changes"];
7546 }
7547
7548 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7549 @synchronized (database_) {
7550     if ([database_ era] != era_)
7551         return nil;
7552
7553     NSUInteger sectionIndex([path section]);
7554     if (sectionIndex >= [sections_ count])
7555         return nil;
7556     Section *section([sections_ objectAtIndex:sectionIndex]);
7557     NSInteger row([path row]);
7558     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7559 } }
7560
7561 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7562     NSString *context([alert context]);
7563
7564     if ([context isEqualToString:@"norefresh"])
7565         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7566 }
7567
7568 - (void) setLeftBarButtonItem {
7569     if ([delegate_ updating])
7570         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7571             initWithTitle:UCLocalize("CANCEL")
7572             style:UIBarButtonItemStyleDone
7573             target:self
7574             action:@selector(cancelButtonClicked)
7575         ] autorelease] animated:YES];
7576     else
7577         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7578             initWithTitle:UCLocalize("REFRESH")
7579             style:UIBarButtonItemStylePlain
7580             target:self
7581             action:@selector(refreshButtonClicked)
7582         ] autorelease] animated:YES];
7583 }
7584
7585 - (void) refreshButtonClicked {
7586     if ([delegate_ requestUpdate])
7587         [self setLeftBarButtonItem];
7588 }
7589
7590 - (void) cancelButtonClicked {
7591     [delegate_ cancelUpdate];
7592 }
7593
7594 - (void) upgradeButtonClicked {
7595     [delegate_ distUpgrade];
7596     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7597 }
7598
7599 - (bool) shouldYield {
7600     return true;
7601 }
7602
7603 - (bool) shouldBlock {
7604     return true;
7605 }
7606
7607 - (void) useFilter {
7608 @synchronized (self) {
7609     [self setFilter:[](Package *package) {
7610         return [package upgradableAndEssential:YES] || [package visible];
7611     }];
7612
7613     [self setSorter:[](NSMutableArray *packages) {
7614         [packages radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7615     }];
7616 } }
7617
7618 - (id) initWithDatabase:(Database *)database {
7619     if ((self = [super initWithDatabase:database title:UCLocalize("CHANGES")]) != nil) {
7620         [self useFilter];
7621     } return self;
7622 }
7623
7624 - (void) viewDidLoad {
7625     [super viewDidLoad];
7626     [self setLeftBarButtonItem];
7627 }
7628
7629 - (void) viewWillAppear:(BOOL)animated {
7630     [super viewWillAppear:animated];
7631     [self setLeftBarButtonItem];
7632 }
7633
7634 - (void) reloadData {
7635     [self setLeftBarButtonItem];
7636     [super reloadData];
7637 }
7638
7639 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
7640     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
7641
7642     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7643     Section *ignored = nil;
7644     Section *section = nil;
7645     time_t last = 0;
7646
7647     upgrades_ = 0;
7648     bool unseens = false;
7649
7650     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7651
7652     for (size_t offset = 0, count = [packages count]; offset != count; ++offset) {
7653         Package *package = [packages objectAtIndex:offset];
7654
7655         BOOL uae = [package upgradableAndEssential:YES];
7656
7657         if (!uae) {
7658             unseens = true;
7659             time_t seen([package seen]);
7660
7661             if (section == nil || last != seen) {
7662                 last = seen;
7663
7664                 NSString *name;
7665                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7666                 [name autorelease];
7667
7668                 _profile(ChangesController$reloadData$Allocate)
7669                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7670                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7671                     [sections addObject:section];
7672                 _end
7673             }
7674
7675             [section addToCount];
7676         } else if ([package ignored]) {
7677             if (ignored == nil) {
7678                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7679             }
7680             [ignored addToCount];
7681         } else {
7682             ++upgrades_;
7683             [upgradable addToCount];
7684         }
7685     }
7686     _trace();
7687
7688     CFRelease(formatter);
7689
7690     if (unseens) {
7691         Section *last = [sections lastObject];
7692         size_t count = [last count];
7693         [packages removeObjectsInRange:NSMakeRange([packages count] - count, count)];
7694         [sections removeLastObject];
7695     }
7696
7697     if ([ignored count] != 0)
7698         [sections insertObject:ignored atIndex:0];
7699     if (upgrades_ != 0)
7700         [sections insertObject:upgradable atIndex:0];
7701
7702     [list_ reloadData];
7703
7704     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7705         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7706         style:UIBarButtonItemStylePlain
7707         target:self
7708         action:@selector(upgradeButtonClicked)
7709     ] autorelease]) animated:YES];
7710
7711     return sections;
7712 }
7713
7714 @end
7715 /* }}} */
7716 /* Search Controller {{{ */
7717 @interface SearchController : FilteredPackageListController <
7718     UISearchBarDelegate
7719 > {
7720     _H<UISearchBar, 1> search_;
7721     BOOL searchloaded_;
7722     bool summary_;
7723 }
7724
7725 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7726 - (void) reloadData;
7727
7728 @end
7729
7730 @implementation SearchController
7731
7732 - (NSURL *) referrerURL {
7733     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
7734 }
7735
7736 - (NSURL *) navigationURL {
7737     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7738         return [NSURL URLWithString:@"cydia://search"];
7739     else
7740         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
7741 }
7742
7743 - (NSArray *) termsForQuery:(NSString *)query {
7744     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
7745     for (NSString *component in [query componentsSeparatedByString:@" "])
7746         if ([component length] != 0)
7747             [terms addObject:component];
7748
7749     return terms;
7750 }
7751
7752 - (void) useSearch {
7753     _H<NSArray> query([self termsForQuery:[search_ text]]);
7754     summary_ = false;
7755
7756 @synchronized (self) {
7757     [self setFilter:[=](Package *package) {
7758         if (![package unfiltered])
7759             return false;
7760         if (![package matches:query])
7761             return false;
7762         return true;
7763     }];
7764
7765     [self setSorter:[](NSMutableArray *packages) {
7766         [packages radixSortUsingSelector:@selector(rank)];
7767     }];
7768 }
7769
7770     [self clearData];
7771     [self reloadData];
7772 }
7773
7774 - (void) usePrefix:(NSString *)prefix {
7775     _H<NSString> query(prefix);
7776     summary_ = true;
7777
7778 @synchronized (self) {
7779     [self setFilter:[=](Package *package) {
7780         if ([query length] == 0)
7781             return false;
7782         if (![package unfiltered])
7783             return false;
7784         if ([[package name] compare:query options:MatchCompareOptions_ range:NSMakeRange(0, [query length])] != NSOrderedSame)
7785             return false;
7786         return true;
7787     }];
7788
7789     [self setSorter:nullptr];
7790 }
7791
7792     [self reloadData];
7793 }
7794
7795 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7796     [self clearData];
7797     [self usePrefix:[search_ text]];
7798 }
7799
7800 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7801     [search_ resignFirstResponder];
7802     [self useSearch];
7803 }
7804
7805 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7806     [search_ setText:@""];
7807     [self searchBarButtonClicked:searchBar];
7808 }
7809
7810 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7811     [self searchBarButtonClicked:searchBar];
7812 }
7813
7814 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7815     [self usePrefix:text];
7816 }
7817
7818 - (bool) shouldYield {
7819     return YES;
7820 }
7821
7822 - (bool) shouldBlock {
7823     return !summary_;
7824 }
7825
7826 - (bool) isSummarized {
7827     return summary_;
7828 }
7829
7830 - (bool) showsSections {
7831     return false;
7832 }
7833
7834 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7835     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH")])) {
7836         search_ = [[[UISearchBar alloc] init] autorelease];
7837         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7838         [search_ setDelegate:self];
7839
7840         UITextField *textField;
7841         if ([search_ respondsToSelector:@selector(searchField)])
7842             textField = [search_ searchField];
7843         else
7844             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7845
7846         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7847         [textField setEnablesReturnKeyAutomatically:NO];
7848         [[self navigationItem] setTitleView:textField];
7849
7850         if (query != nil)
7851             [search_ setText:query];
7852         [self useSearch];
7853     } return self;
7854 }
7855
7856 - (void) viewDidAppear:(BOOL)animated {
7857     [super viewDidAppear:animated];
7858
7859     if (!searchloaded_) {
7860         searchloaded_ = YES;
7861         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7862         [search_ layoutSubviews];
7863     }
7864
7865     if ([self isSummarized])
7866         [search_ becomeFirstResponder];
7867 }
7868
7869 - (void) reloadData {
7870     [self resetCursor];
7871     [super reloadData];
7872 }
7873
7874 - (void) didSelectPackage:(Package *)package {
7875     [search_ resignFirstResponder];
7876     [super didSelectPackage:package];
7877 }
7878
7879 @end
7880 /* }}} */
7881 /* Package Settings Controller {{{ */
7882 @interface PackageSettingsController : CyteViewController <
7883     UITableViewDataSource,
7884     UITableViewDelegate
7885 > {
7886     _transient Database *database_;
7887     _H<NSString> name_;
7888     _H<Package> package_;
7889     _H<UITableView, 2> table_;
7890     _H<UISwitch> subscribedSwitch_;
7891     _H<UISwitch> ignoredSwitch_;
7892     _H<UITableViewCell> subscribedCell_;
7893     _H<UITableViewCell> ignoredCell_;
7894 }
7895
7896 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7897
7898 @end
7899
7900 @implementation PackageSettingsController
7901
7902 - (NSURL *) navigationURL {
7903     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7904 }
7905
7906 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7907     if (package_ == nil)
7908         return 0;
7909
7910     if ([package_ installed] == nil)
7911         return 1;
7912     else
7913         return 2;
7914 }
7915
7916 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7917     if (package_ == nil)
7918         return 0;
7919
7920     // both sections contain just one item right now.
7921     return 1;
7922 }
7923
7924 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7925     return nil;
7926 }
7927
7928 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7929     if (section == 0)
7930         return UCLocalize("SHOW_ALL_CHANGES_EX");
7931     else
7932         return UCLocalize("IGNORE_UPGRADES_EX");
7933 }
7934
7935 - (void) onSubscribed:(id)control {
7936     bool value([control isOn]);
7937     if (package_ == nil)
7938         return;
7939     if ([package_ setSubscribed:value])
7940         [delegate_ updateData];
7941 }
7942
7943 - (void) _updateIgnored {
7944     const char *package([name_ UTF8String]);
7945     bool on([ignoredSwitch_ isOn]);
7946
7947     pid_t pid(ExecFork());
7948     if (pid == 0) {
7949         FILE *dpkg(_root(popen("dpkg --set-selections", "w")));
7950         fwrite(package, strlen(package), 1, dpkg);
7951
7952         if (on)
7953             fwrite(" hold\n", 6, 1, dpkg);
7954         else
7955             fwrite(" install\n", 9, 1, dpkg);
7956
7957         pclose(dpkg);
7958
7959         exit(0);
7960     } ReapZombie(pid);
7961 }
7962
7963 - (void) onIgnored:(id)control {
7964     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7965     [invocation setTarget:self];
7966     [invocation setSelector:@selector(_updateIgnored)];
7967
7968     [delegate_ reloadDataWithInvocation:invocation];
7969 }
7970
7971 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7972     if (package_ == nil)
7973         return nil;
7974
7975     switch ([indexPath section]) {
7976         case 0: return subscribedCell_;
7977         case 1: return ignoredCell_;
7978
7979         _nodefault
7980     }
7981
7982     return nil;
7983 }
7984
7985 - (void) loadView {
7986     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7987     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7988     [self setView:view];
7989
7990     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7991     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7992     [(UITableView *) table_ setDataSource:self];
7993     [table_ setDelegate:self];
7994     [view addSubview:table_];
7995
7996     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7997     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7998     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7999
8000     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8001     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8002     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
8003
8004     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
8005     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
8006     [subscribedCell_ setAccessoryView:subscribedSwitch_];
8007     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8008
8009     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
8010     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
8011     [ignoredCell_ setAccessoryView:ignoredSwitch_];
8012     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8013 }
8014
8015 - (void) viewDidLoad {
8016     [super viewDidLoad];
8017
8018     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
8019 }
8020
8021 - (void) releaseSubviews {
8022     ignoredCell_ = nil;
8023     subscribedCell_ = nil;
8024     table_ = nil;
8025     ignoredSwitch_ = nil;
8026     subscribedSwitch_ = nil;
8027
8028     [super releaseSubviews];
8029 }
8030
8031 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8032     if ((self = [super init]) != nil) {
8033         database_ = database;
8034         name_ = package;
8035     } return self;
8036 }
8037
8038 - (void) reloadData {
8039     [super reloadData];
8040
8041     package_ = [database_ packageWithName:name_];
8042
8043     if (package_ != nil) {
8044         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8045         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8046     } // XXX: what now, G?
8047
8048     [table_ reloadData];
8049 }
8050
8051 @end
8052 /* }}} */
8053
8054 /* Installed Controller {{{ */
8055 @interface InstalledController : FilteredPackageListController {
8056     bool sectioned_;
8057 }
8058
8059 - (id) initWithDatabase:(Database *)database;
8060 - (void) queueStatusDidChange;
8061
8062 @end
8063
8064 @implementation InstalledController
8065
8066 - (NSURL *) referrerURL {
8067     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
8068 }
8069
8070 - (NSURL *) navigationURL {
8071     return [NSURL URLWithString:@"cydia://installed"];
8072 }
8073
8074 - (void) useRecent {
8075     sectioned_ = false;
8076
8077 @synchronized (self) {
8078     [self setFilter:[](Package *package) {
8079         return ![package uninstalled] && package->role_ < 7;
8080     }];
8081
8082     [self setSorter:[](NSMutableArray *packages) {
8083         [packages radixSortUsingSelector:@selector(recent)];
8084     }];
8085 } }
8086
8087 - (void) useFilter:(UISegmentedControl *)segmented {
8088     NSInteger selected([segmented selectedSegmentIndex]);
8089     if (selected == 2)
8090         return [self useRecent];
8091     bool simple(selected == 0);
8092     sectioned_ = true;
8093
8094 @synchronized (self) {
8095     [self setFilter:[=](Package *package) {
8096         return ![package uninstalled] && package->role_ <= (simple ? 1 : 3);
8097     }];
8098
8099     [self setSorter:nullptr];
8100 } }
8101
8102 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
8103     if (sectioned_)
8104         return [super sectionsForPackages:packages];
8105
8106     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterLongStyle, kCFDateFormatterNoStyle));
8107
8108     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
8109     Section *section(nil);
8110     time_t last(0);
8111
8112     for (size_t offset(0), count([packages count]); offset != count; ++offset) {
8113         Package *package([packages objectAtIndex:offset]);
8114
8115         time_t upgraded([package upgraded]);
8116         if (upgraded < 1168364520)
8117             upgraded = 0;
8118         else
8119             upgraded -= upgraded % (60 * 60 * 24);
8120
8121         if (section == nil || upgraded != last) {
8122             last = upgraded;
8123
8124             NSString *name;
8125             if (upgraded == 0)
8126                 continue; // XXX: name = UCLocalize("...");
8127             else {
8128                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:upgraded]);
8129                 [name autorelease];
8130             }
8131
8132             section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
8133             [sections addObject:section];
8134         }
8135
8136         [section addToCount];
8137     }
8138
8139     CFRelease(formatter);
8140     return sections;
8141 }
8142
8143 - (id) initWithDatabase:(Database *)database {
8144     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED")]) != nil) {
8145         UISegmentedControl *segmented([[[UISegmentedControl alloc] initWithItems:[NSArray arrayWithObjects:UCLocalize("USER"), UCLocalize("EXPERT"), UCLocalize("RECENT"), nil]] autorelease]);
8146         [segmented setSelectedSegmentIndex:0];
8147         [segmented setSegmentedControlStyle:UISegmentedControlStyleBar];
8148         [[self navigationItem] setTitleView:segmented];
8149
8150         [segmented addTarget:self action:@selector(modeChanged:) forEvents:UIControlEventValueChanged];
8151         [self useFilter:segmented];
8152
8153         [self queueStatusDidChange];
8154     } return self;
8155 }
8156
8157 #if !AlwaysReload
8158 - (void) queueButtonClicked {
8159     [delegate_ queue];
8160 }
8161 #endif
8162
8163 - (void) queueStatusDidChange {
8164 #if !AlwaysReload
8165     if (Queuing_) {
8166         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8167             initWithTitle:UCLocalize("QUEUE")
8168             style:UIBarButtonItemStyleDone
8169             target:self
8170             action:@selector(queueButtonClicked)
8171         ] autorelease]];
8172     } else {
8173         [[self navigationItem] setRightBarButtonItem:nil];
8174     }
8175 #endif
8176 }
8177
8178 - (void) modeChanged:(UISegmentedControl *)segmented {
8179     [self useFilter:segmented];
8180     [self reloadData];
8181 }
8182
8183 @end
8184 /* }}} */
8185
8186 /* Source Cell {{{ */
8187 @interface SourceCell : CyteTableViewCell <
8188     CyteTableViewCellDelegate,
8189     SourceDelegate
8190 > {
8191     _H<Source, 1> source_;
8192     _H<NSURL> url_;
8193     _H<UIImage> icon_;
8194     _H<NSString> origin_;
8195     _H<NSString> label_;
8196     _H<UIActivityIndicatorView> indicator_;
8197 }
8198
8199 - (void) setSource:(Source *)source;
8200 - (void) setFetch:(NSNumber *)fetch;
8201
8202 @end
8203
8204 @implementation SourceCell
8205
8206 - (void) _setImage:(NSArray *)data {
8207     if ([url_ isEqual:[data objectAtIndex:0]]) {
8208         icon_ = [data objectAtIndex:1];
8209         [content_ setNeedsDisplay];
8210     }
8211 }
8212
8213 - (void) _setSource:(NSURL *) url {
8214     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8215
8216     if (NSData *data = [NSURLConnection
8217         sendSynchronousRequest:[NSURLRequest
8218             requestWithURL:url
8219             cachePolicy:NSURLRequestUseProtocolCachePolicy
8220             timeoutInterval:10
8221         ]
8222
8223         returningResponse:NULL
8224         error:NULL
8225     ])
8226         if (UIImage *image = [UIImage imageWithData:data])
8227             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8228
8229     [pool release];
8230 }
8231
8232 - (void) setSource:(Source *)source {
8233     source_ = source;
8234     [source_ setDelegate:self];
8235
8236     [self setFetch:[NSNumber numberWithBool:[source_ fetch]]];
8237
8238     icon_ = [UIImage imageNamed:@"unknown.png"];
8239
8240     origin_ = [source name];
8241     label_ = [source rooturi];
8242
8243     [content_ setNeedsDisplay];
8244
8245     url_ = [source iconURL];
8246     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8247 }
8248
8249 - (void) setAllSource {
8250     source_ = nil;
8251     [indicator_ stopAnimating];
8252
8253     icon_ = [UIImage imageNamed:@"folder.png"];
8254     origin_ = UCLocalize("ALL_SOURCES");
8255     label_ = UCLocalize("ALL_SOURCES_EX");
8256     [content_ setNeedsDisplay];
8257 }
8258
8259 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8260     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8261         UIView *content([self contentView]);
8262         CGRect bounds([content bounds]);
8263
8264         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8265         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8266         [content_ setBackgroundColor:[UIColor whiteColor]];
8267         [content addSubview:content_];
8268
8269         [content_ setDelegate:self];
8270         [content_ setOpaque:YES];
8271
8272         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGraySmall] autorelease];
8273         [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleTopMargin];// | UIViewAutoresizingFlexibleBottomMargin];
8274         [content addSubview:indicator_];
8275
8276         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8277     } return self;
8278 }
8279
8280 - (void) layoutSubviews {
8281     [super layoutSubviews];
8282
8283     UIView *content([self contentView]);
8284     CGRect bounds([content bounds]);
8285
8286     CGRect frame([indicator_ frame]);
8287     frame.origin.x = bounds.size.width - frame.size.width;
8288     frame.origin.y = Retina((bounds.size.height - frame.size.height) / 2);
8289
8290     if (kCFCoreFoundationVersionNumber < 800)
8291         frame.origin.x -= 8;
8292     [indicator_ setFrame:frame];
8293 }
8294
8295 - (NSString *) accessibilityLabel {
8296     return origin_;
8297 }
8298
8299 - (void) drawContentRect:(CGRect)rect {
8300     bool highlighted(highlighted_);
8301     float width(rect.size.width);
8302
8303     if (icon_ != nil) {
8304         CGRect rect;
8305         rect.size = [(UIImage *) icon_ size];
8306
8307         while (rect.size.width > 32 || rect.size.height > 32) {
8308             rect.size.width /= 2;
8309             rect.size.height /= 2;
8310         }
8311
8312         rect.origin.x = 26 - rect.size.width / 2;
8313         rect.origin.y = 26 - rect.size.height / 2;
8314
8315         [icon_ drawInRect:Retina(rect)];
8316     }
8317
8318     if (highlighted && kCFCoreFoundationVersionNumber < 800)
8319         UISetColor(White_);
8320
8321     if (!highlighted)
8322         UISetColor(Black_);
8323     [origin_ drawAtPoint:CGPointMake(52, 8) forWidth:(width - 49) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
8324
8325     if (!highlighted)
8326         UISetColor(Gray_);
8327     [label_ drawAtPoint:CGPointMake(52, 29) forWidth:(width - 49) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
8328 }
8329
8330 - (void) setFetch:(NSNumber *)fetch {
8331     if ([fetch boolValue])
8332         [indicator_ startAnimating];
8333     else
8334         [indicator_ stopAnimating];
8335 }
8336
8337 @end
8338 /* }}} */
8339 /* Sources Controller {{{ */
8340 @interface SourcesController : CyteViewController <
8341     UITableViewDataSource,
8342     UITableViewDelegate
8343 > {
8344     _transient Database *database_;
8345     unsigned era_;
8346
8347     _H<UITableView, 2> list_;
8348     _H<NSMutableArray> sources_;
8349     int offset_;
8350
8351     _H<NSString> href_;
8352     _H<UIProgressHUD> hud_;
8353     _H<NSError> error_;
8354
8355     NSURLConnection *trivial_bz2_;
8356     NSURLConnection *trivial_gz_;
8357
8358     BOOL cydia_;
8359 }
8360
8361 - (id) initWithDatabase:(Database *)database;
8362 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8363
8364 @end
8365
8366 @implementation SourcesController
8367
8368 - (void) _releaseConnection:(NSURLConnection *)connection {
8369     if (connection != nil) {
8370         [connection cancel];
8371         //[connection setDelegate:nil];
8372         [connection release];
8373     }
8374 }
8375
8376 - (void) dealloc {
8377     [self _releaseConnection:trivial_gz_];
8378     [self _releaseConnection:trivial_bz2_];
8379
8380     [super dealloc];
8381 }
8382
8383 - (NSURL *) navigationURL {
8384     return [NSURL URLWithString:@"cydia://sources"];
8385 }
8386
8387 - (void) viewDidAppear:(BOOL)animated {
8388     [super viewDidAppear:animated];
8389     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8390 }
8391
8392 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8393     return 2;
8394 }
8395
8396 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8397     if (section == 1)
8398         return UCLocalize("INDIVIDUAL_SOURCES");
8399     return nil;
8400 }
8401
8402 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8403     switch (section) {
8404         case 0: return 1;
8405         case 1: return [sources_ count];
8406         default: return 0;
8407     }
8408 }
8409
8410 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8411 @synchronized (database_) {
8412     if ([database_ era] != era_)
8413         return nil;
8414     if ([indexPath section] != 1)
8415         return nil;
8416     NSUInteger index([indexPath row]);
8417     if (index >= [sources_ count])
8418         return nil;
8419     return [sources_ objectAtIndex:index];
8420 } }
8421
8422 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8423     static NSString *cellIdentifier = @"SourceCell";
8424
8425     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8426     if (cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8427     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8428
8429     Source *source([self sourceAtIndexPath:indexPath]);
8430     if (source == nil)
8431         [cell setAllSource];
8432     else
8433         [cell setSource:source];
8434
8435     return cell;
8436 }
8437
8438 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8439     SectionsController *controller([[[SectionsController alloc]
8440         initWithDatabase:database_
8441         source:[self sourceAtIndexPath:indexPath]
8442     ] autorelease]);
8443
8444     [controller setDelegate:delegate_];
8445     [[self navigationController] pushViewController:controller animated:YES];
8446 }
8447
8448 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8449     if ([indexPath section] != 1)
8450         return false;
8451     Source *source = [self sourceAtIndexPath:indexPath];
8452     return [source record] != nil;
8453 }
8454
8455 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8456     _assert([indexPath section] == 1);
8457     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8458         Source *source = [self sourceAtIndexPath:indexPath];
8459         if (source == nil) return;
8460
8461         [Sources_ removeObjectForKey:[source key]];
8462         Changed_ = true;
8463
8464         [delegate_ _saveConfig];
8465         [delegate_ reloadDataWithInvocation:nil];
8466     }
8467 }
8468
8469 - (void) tableView:(UITableView *)tableView didEndEditingRowAtIndexPath:(NSIndexPath *)indexPath {
8470     [self updateButtonsForEditingStatusAnimated:YES];
8471 }
8472
8473 - (void) complete {
8474     [delegate_ addTrivialSource:href_];
8475     href_ = nil;
8476
8477     [delegate_ syncData];
8478 }
8479
8480 - (NSString *) getWarning {
8481     NSString *href(href_);
8482     NSRange colon([href rangeOfString:@"://"]);
8483     if (colon.location != NSNotFound)
8484         href = [href substringFromIndex:(colon.location + 3)];
8485     href = [href stringByAddingPercentEscapes];
8486     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8487
8488     NSURL *url([NSURL URLWithString:href]);
8489
8490     NSStringEncoding encoding;
8491     NSError *error(nil);
8492
8493     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8494         return [warning length] == 0 ? nil : warning;
8495     return nil;
8496 }
8497
8498 - (void) _endConnection:(NSURLConnection *)connection {
8499     // XXX: the memory management in this method is horribly awkward
8500
8501     NSURLConnection **field = NULL;
8502     if (connection == trivial_bz2_)
8503         field = &trivial_bz2_;
8504     else if (connection == trivial_gz_)
8505         field = &trivial_gz_;
8506     _assert(field != NULL);
8507     [connection release];
8508     *field = nil;
8509
8510     if (
8511         trivial_bz2_ == nil &&
8512         trivial_gz_ == nil
8513     ) {
8514         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8515
8516         [delegate_ releaseNetworkActivityIndicator];
8517
8518         [delegate_ removeProgressHUD:hud_];
8519         hud_ = nil;
8520
8521         if (cydia_) {
8522             if (warning != nil) {
8523                 UIAlertView *alert = [[[UIAlertView alloc]
8524                     initWithTitle:UCLocalize("SOURCE_WARNING")
8525                     message:warning
8526                     delegate:self
8527                     cancelButtonTitle:UCLocalize("CANCEL")
8528                     otherButtonTitles:
8529                         UCLocalize("ADD_ANYWAY"),
8530                     nil
8531                 ] autorelease];
8532
8533                 [alert setContext:@"warning"];
8534                 [alert setNumberOfRows:1];
8535                 [alert show];
8536
8537                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8538                 error_ = nil;
8539                 return;
8540             }
8541
8542             [self complete];
8543         } else if (error_ != nil) {
8544             UIAlertView *alert = [[[UIAlertView alloc]
8545                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8546                 message:[error_ localizedDescription]
8547                 delegate:self
8548                 cancelButtonTitle:UCLocalize("OK")
8549                 otherButtonTitles:nil
8550             ] autorelease];
8551
8552             [alert setContext:@"urlerror"];
8553             [alert show];
8554
8555             href_ = nil;
8556         } else {
8557             UIAlertView *alert = [[[UIAlertView alloc]
8558                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8559                 message:UCLocalize("NOT_REPOSITORY_EX")
8560                 delegate:self
8561                 cancelButtonTitle:UCLocalize("OK")
8562                 otherButtonTitles:nil
8563             ] autorelease];
8564
8565             [alert setContext:@"trivial"];
8566             [alert show];
8567
8568             href_ = nil;
8569         }
8570
8571         error_ = nil;
8572     }
8573 }
8574
8575 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8576     switch ([response statusCode]) {
8577         case 200:
8578             cydia_ = YES;
8579     }
8580 }
8581
8582 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8583     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8584     error_ = error;
8585     [self _endConnection:connection];
8586 }
8587
8588 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8589     [self _endConnection:connection];
8590 }
8591
8592 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8593     NSURL *url([NSURL URLWithString:href]);
8594
8595     NSMutableURLRequest *request = [NSMutableURLRequest
8596         requestWithURL:url
8597         cachePolicy:NSURLRequestUseProtocolCachePolicy
8598         timeoutInterval:10
8599     ];
8600
8601     [request setHTTPMethod:method];
8602
8603     if (Machine_ != NULL)
8604         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8605
8606     if (UniqueID_ != nil)
8607         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8608
8609     if ([url isCydiaSecure]) {
8610         if (UniqueID_ != nil)
8611             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8612     }
8613
8614     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8615 }
8616
8617 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8618     NSString *context([alert context]);
8619
8620     if ([context isEqualToString:@"source"]) {
8621         switch (button) {
8622             case 1: {
8623                 NSString *href = [[alert textField] text];
8624
8625                 static RegEx href_r("(http(s?)://|file:///)[^# ]*");
8626                 if (!href_r(href)) {
8627                     UIAlertView *alert = [[[UIAlertView alloc]
8628                         initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("INVALID_URL")]
8629                         message:UCLocalize("INVALID_URL_EX")
8630                         delegate:self
8631                         cancelButtonTitle:UCLocalize("OK")
8632                         otherButtonTitles:nil
8633                     ] autorelease];
8634
8635                     [alert setContext:@"badurl"];
8636                     [alert show];
8637
8638                     break;
8639                 }
8640
8641                 if (![href hasSuffix:@"/"])
8642                     href_ = [href stringByAppendingString:@"/"];
8643                 else
8644                     href_ = href;
8645
8646                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8647                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8648
8649                 cydia_ = false;
8650
8651                 // XXX: this is stupid
8652                 hud_ = [delegate_ addProgressHUD];
8653                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8654                 [delegate_ retainNetworkActivityIndicator];
8655             } break;
8656
8657             case 0:
8658             break;
8659
8660             _nodefault
8661         }
8662
8663         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8664     } else if ([context isEqualToString:@"trivial"])
8665         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8666     else if ([context isEqualToString:@"urlerror"])
8667         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8668     else if ([context isEqualToString:@"warning"]) {
8669         switch (button) {
8670             case 1:
8671                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8672             break;
8673
8674             case 0:
8675             break;
8676
8677             _nodefault
8678         }
8679
8680         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8681     }
8682 }
8683
8684 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8685     BOOL editing([list_ isEditing]);
8686
8687     if (editing)
8688         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8689             initWithTitle:UCLocalize("ADD")
8690             style:UIBarButtonItemStylePlain
8691             target:self
8692             action:@selector(addButtonClicked)
8693         ] autorelease] animated:animated];
8694     else if ([delegate_ updating])
8695         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8696             initWithTitle:UCLocalize("CANCEL")
8697             style:UIBarButtonItemStyleDone
8698             target:self
8699             action:@selector(cancelButtonClicked)
8700         ] autorelease] animated:animated];
8701     else
8702         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8703             initWithTitle:UCLocalize("REFRESH")
8704             style:UIBarButtonItemStylePlain
8705             target:self
8706             action:@selector(refreshButtonClicked)
8707         ] autorelease] animated:animated];
8708
8709     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8710         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8711         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8712         target:self
8713         action:@selector(editButtonClicked)
8714     ] autorelease] animated:animated];
8715 }
8716
8717 - (void) loadView {
8718     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8719     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8720     [list_ setRowHeight:53];
8721     [(UITableView *) list_ setDataSource:self];
8722     [list_ setDelegate:self];
8723     [self setView:list_];
8724 }
8725
8726 - (void) viewDidLoad {
8727     [super viewDidLoad];
8728
8729     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8730     [self updateButtonsForEditingStatusAnimated:NO];
8731 }
8732
8733 - (void) viewWillAppear:(BOOL)animated {
8734     [super viewWillAppear:animated];
8735
8736     [list_ setEditing:NO];
8737     [self updateButtonsForEditingStatusAnimated:NO];
8738 }
8739
8740 - (void) releaseSubviews {
8741     list_ = nil;
8742
8743     sources_ = nil;
8744
8745     [super releaseSubviews];
8746 }
8747
8748 - (id) initWithDatabase:(Database *)database {
8749     if ((self = [super init]) != nil) {
8750         database_ = database;
8751     } return self;
8752 }
8753
8754 - (void) reloadData {
8755     [super reloadData];
8756     [self updateButtonsForEditingStatusAnimated:YES];
8757
8758 @synchronized (database_) {
8759     era_ = [database_ era];
8760
8761     sources_ = [NSMutableArray arrayWithCapacity:16];
8762     [sources_ addObjectsFromArray:[database_ sources]];
8763     _trace();
8764     [sources_ sortUsingSelector:@selector(compareByName:)];
8765     _trace();
8766
8767     int count([sources_ count]);
8768     offset_ = 0;
8769     for (int i = 0; i != count; i++) {
8770         if ([[sources_ objectAtIndex:i] record] == nil)
8771             break;
8772         offset_++;
8773     }
8774
8775     [list_ reloadData];
8776 } }
8777
8778 - (void) showAddSourcePrompt {
8779     UIAlertView *alert = [[[UIAlertView alloc]
8780         initWithTitle:UCLocalize("ENTER_APT_URL")
8781         message:nil
8782         delegate:self
8783         cancelButtonTitle:UCLocalize("CANCEL")
8784         otherButtonTitles:
8785             UCLocalize("ADD_SOURCE"),
8786         nil
8787     ] autorelease];
8788
8789     [alert setContext:@"source"];
8790
8791     [alert setNumberOfRows:1];
8792     [alert addTextFieldWithValue:@"http://" label:@""];
8793
8794     UITextInputTraits *traits = [[alert textField] textInputTraits];
8795     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8796     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8797     [traits setKeyboardType:UIKeyboardTypeURL];
8798     // XXX: UIReturnKeyDone
8799     [traits setReturnKeyType:UIReturnKeyNext];
8800
8801     [alert show];
8802 }
8803
8804 - (void) addButtonClicked {
8805     [self showAddSourcePrompt];
8806 }
8807
8808 - (void) refreshButtonClicked {
8809     if ([delegate_ requestUpdate])
8810         [self updateButtonsForEditingStatusAnimated:YES];
8811 }
8812
8813 - (void) cancelButtonClicked {
8814     [delegate_ cancelUpdate];
8815 }
8816
8817 - (void) editButtonClicked {
8818     [list_ setEditing:![list_ isEditing] animated:YES];
8819     [self updateButtonsForEditingStatusAnimated:YES];
8820 }
8821
8822 @end
8823 /* }}} */
8824
8825 /* Stash Controller {{{ */
8826 @interface StashController : CyteViewController {
8827     _H<UIActivityIndicatorView> spinner_;
8828     _H<UILabel> status_;
8829     _H<UILabel> caption_;
8830 }
8831
8832 @end
8833
8834 @implementation StashController
8835
8836 - (void) loadView {
8837     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8838     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8839     [self setView:view];
8840
8841     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8842
8843     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8844     CGRect spinrect = [spinner_ frame];
8845     spinrect.origin.x = Retina([[self view] frame].size.width / 2 - spinrect.size.width / 2);
8846     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8847     [spinner_ setFrame:spinrect];
8848     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8849     [view addSubview:spinner_];
8850     [spinner_ startAnimating];
8851
8852     CGRect captrect;
8853     captrect.size.width = [[self view] frame].size.width;
8854     captrect.size.height = 40.0f;
8855     captrect.origin.x = 0;
8856     captrect.origin.y = Retina([[self view] frame].size.height / 2 - captrect.size.height * 2);
8857     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8858     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8859     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8860     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8861     [caption_ setTextColor:[UIColor whiteColor]];
8862     [caption_ setBackgroundColor:[UIColor clearColor]];
8863     [caption_ setShadowColor:[UIColor blackColor]];
8864     [caption_ setTextAlignment:NSTextAlignmentCenter];
8865     [view addSubview:caption_];
8866
8867     CGRect statusrect;
8868     statusrect.size.width = [[self view] frame].size.width;
8869     statusrect.size.height = 30.0f;
8870     statusrect.origin.x = 0;
8871     statusrect.origin.y = Retina([[self view] frame].size.height / 2 - statusrect.size.height);
8872     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8873     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8874     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8875     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8876     [status_ setTextColor:[UIColor whiteColor]];
8877     [status_ setBackgroundColor:[UIColor clearColor]];
8878     [status_ setShadowColor:[UIColor blackColor]];
8879     [status_ setTextAlignment:NSTextAlignmentCenter];
8880     [view addSubview:status_];
8881 }
8882
8883 - (void) releaseSubviews {
8884     spinner_ = nil;
8885     status_ = nil;
8886     caption_ = nil;
8887
8888     [super releaseSubviews];
8889 }
8890
8891 @end
8892 /* }}} */
8893
8894 @interface CYURLCache : SDURLCache {
8895 }
8896
8897 @end
8898
8899 @implementation CYURLCache
8900
8901 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8902 #if !ForRelease
8903     if (false);
8904     else if ([event isEqualToString:@"no-cache"])
8905         event = @"!!!";
8906     else if ([event isEqualToString:@"store"])
8907         event = @">>>";
8908     else if ([event isEqualToString:@"invalid"])
8909         event = @"???";
8910     else if ([event isEqualToString:@"memory"])
8911         event = @"mem";
8912     else if ([event isEqualToString:@"disk"])
8913         event = @"ssd";
8914     else if ([event isEqualToString:@"miss"])
8915         event = @"---";
8916
8917     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8918 #endif
8919 }
8920
8921 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8922     if (NSURLResponse *response = [cached response])
8923         if (NSString *mime = [response MIMEType])
8924             if ([mime isEqualToString:@"text/cache-manifest"]) {
8925                 NSURL *url([response URL]);
8926
8927 #if !ForRelease
8928                 NSLog(@"###: %@", [url absoluteString]);
8929 #endif
8930
8931                 @synchronized (HostConfig_) {
8932                     [CachedURLs_ addObject:url];
8933                 }
8934             }
8935
8936     [super storeCachedResponse:cached forRequest:request];
8937 }
8938
8939 - (void) createDiskCachePath {
8940     [super createDiskCachePath];
8941     _root(chown([[self diskCachePath] UTF8String], 501, 501));
8942 }
8943
8944 @end
8945
8946 @interface Cydia : UIApplication <
8947     ConfirmationControllerDelegate,
8948     DatabaseDelegate,
8949     CydiaDelegate
8950 > {
8951     _H<UIWindow> window_;
8952     _H<CydiaTabBarController> tabbar_;
8953     _H<CyteTabBarController> emulated_;
8954     _H<AppCacheController> appcache_;
8955
8956     _H<NSMutableArray> essential_;
8957     _H<NSMutableArray> broken_;
8958
8959     Database *database_;
8960
8961     _H<NSURL> starturl_;
8962
8963     unsigned locked_;
8964     unsigned activity_;
8965
8966     _H<StashController> stash_;
8967
8968     bool loaded_;
8969 }
8970
8971 - (void) loadData;
8972
8973 @end
8974
8975 @implementation Cydia
8976
8977 - (void) lockSuspend {
8978     if (locked_++ == 0) {
8979         if ($SBSSetInterceptsMenuButtonForever != NULL)
8980             (*$SBSSetInterceptsMenuButtonForever)(true);
8981
8982         [self setIdleTimerDisabled:YES];
8983     }
8984 }
8985
8986 - (void) unlockSuspend {
8987     if (--locked_ == 0) {
8988         [self setIdleTimerDisabled:NO];
8989
8990         if ($SBSSetInterceptsMenuButtonForever != NULL)
8991             (*$SBSSetInterceptsMenuButtonForever)(false);
8992     }
8993 }
8994
8995 - (void) beginUpdate {
8996     [tabbar_ beginUpdate];
8997 }
8998
8999 - (void) cancelUpdate {
9000     [tabbar_ cancelUpdate];
9001 }
9002
9003 - (bool) requestUpdate {
9004     if (IsReachable("cydia.saurik.com")) {
9005         [self beginUpdate];
9006         return true;
9007     } else {
9008         UIAlertView *alert = [[[UIAlertView alloc]
9009             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
9010             message:@"Host Unreachable" // XXX: Localize
9011             delegate:self
9012             cancelButtonTitle:UCLocalize("OK")
9013             otherButtonTitles:nil
9014         ] autorelease];
9015
9016         [alert setContext:@"norefresh"];
9017         [alert show];
9018
9019         return false;
9020     }
9021 }
9022
9023 - (BOOL) updating {
9024     return [tabbar_ updating];
9025 }
9026
9027 - (void) _loaded {
9028     if ([broken_ count] != 0) {
9029         int count = [broken_ count];
9030
9031         UIAlertView *alert = [[[UIAlertView alloc]
9032             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9033             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9034             delegate:self
9035             cancelButtonTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("FORCIBLY_CLEAR"), UCLocalize("UNSAFE")]
9036             otherButtonTitles:
9037                 UCLocalize("TEMPORARY_IGNORE"),
9038             nil
9039         ] autorelease];
9040
9041         [alert setContext:@"fixhalf"];
9042         [alert setNumberOfRows:2];
9043         [alert show];
9044     } else if (!Ignored_ && [essential_ count] != 0) {
9045         int count = [essential_ count];
9046
9047         UIAlertView *alert = [[[UIAlertView alloc]
9048             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9049             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9050             delegate:self
9051             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9052             otherButtonTitles:
9053                 UCLocalize("UPGRADE_ESSENTIAL"),
9054                 UCLocalize("COMPLETE_UPGRADE"),
9055             nil
9056         ] autorelease];
9057
9058         [alert setContext:@"upgrade"];
9059         [alert show];
9060     }
9061 }
9062
9063 - (void) returnToCydia {
9064     [self _loaded];
9065 }
9066
9067 - (void) _saveConfig {
9068     @synchronized (database_) {
9069         _trace();
9070         MetaFile_.Sync();
9071         _trace();
9072     }
9073
9074     if (Changed_) {
9075         NSString *error(nil);
9076
9077         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9078             _trace();
9079             NSError *error(nil);
9080             if (!_root([data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error]))
9081                 NSLog(@"failure to save metadata data: %@", error);
9082             _trace();
9083
9084             Changed_ = false;
9085         } else {
9086             NSLog(@"failure to serialize metadata: %@", error);
9087         }
9088     }
9089
9090     _root(CydiaWriteSources());
9091 }
9092
9093 // Navigation controller for the queuing badge.
9094 - (UINavigationController *) queueNavigationController {
9095     NSArray *controllers = [tabbar_ viewControllers];
9096     return [controllers objectAtIndex:3];
9097 }
9098
9099 - (void) unloadData {
9100     [tabbar_ unloadData];
9101 }
9102
9103 - (void) _updateData {
9104     [self _saveConfig];
9105     [self unloadData];
9106
9107     UINavigationController *navigation = [self queueNavigationController];
9108
9109     id queuedelegate = nil;
9110     if ([[navigation viewControllers] count] > 0)
9111         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9112
9113     [queuedelegate queueStatusDidChange];
9114     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9115 }
9116
9117 - (void) _refreshIfPossible:(NSDate *)update {
9118     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9119
9120     bool recently = false;
9121     if (update != nil) {
9122         NSTimeInterval interval([update timeIntervalSinceNow]);
9123         if (interval > -(15*60))
9124             recently = true;
9125     }
9126
9127     // Don't automatic refresh if:
9128     //  - We already refreshed recently.
9129     //  - We already auto-refreshed this launch.
9130     //  - Auto-refresh is disabled.
9131     //  - Cydia's server is not reachable
9132     if (recently || loaded_ || ManualRefresh || !IsReachable("cydia.saurik.com")) {
9133         // If we are cancelling, we need to make sure it knows it's already loaded.
9134         loaded_ = true;
9135
9136         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9137     } else {
9138         // We are going to load, so remember that.
9139         loaded_ = true;
9140
9141         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9142     }
9143
9144     [pool release];
9145 }
9146
9147 - (void) refreshIfPossible {
9148     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9149 }
9150
9151 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9152 _profile(reloadDataWithInvocation)
9153 @synchronized (self) {
9154     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9155     if (hud != nil)
9156         [hud setText:UCLocalize("RELOADING_DATA")];
9157
9158     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9159
9160     size_t changes(0);
9161
9162     [essential_ removeAllObjects];
9163     [broken_ removeAllObjects];
9164
9165     _profile(reloadDataWithInvocation$Essential)
9166     NSArray *packages([database_ packages]);
9167     for (Package *package in packages) {
9168         if ([package half])
9169             [broken_ addObject:package];
9170         if ([package upgradableAndEssential:YES] && ![package ignored]) {
9171             if ([package essential] && [package installed] != nil)
9172                 [essential_ addObject:package];
9173             ++changes;
9174         }
9175     }
9176     _end
9177
9178     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9179     if (changes != 0) {
9180         _trace();
9181         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9182         [changesItem setBadgeValue:badge];
9183         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9184         [self setApplicationIconBadgeNumber:changes];
9185     } else {
9186         _trace();
9187         [changesItem setBadgeValue:nil];
9188         [changesItem setAnimatedBadge:NO];
9189         [self setApplicationIconBadgeNumber:0];
9190     }
9191
9192     Queuing_ = false;
9193     [self _updateData];
9194
9195     if (hud != nil)
9196         [self removeProgressHUD:hud];
9197 }
9198 _end
9199
9200     PrintTimes();
9201 }
9202
9203 - (void) updateData {
9204     [self _updateData];
9205 }
9206
9207 - (void) updateDataAndLoad {
9208     [self _updateData];
9209     if ([database_ progressDelegate] == nil)
9210         [self _loaded];
9211 }
9212
9213 - (void) update_ {
9214     [database_ update];
9215     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9216 }
9217
9218 - (void) disemulate {
9219     if (emulated_ == nil)
9220         return;
9221
9222     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9223         [window_ setRootViewController:tabbar_];
9224     else {
9225         [window_ addSubview:[tabbar_ view]];
9226         [[emulated_ view] removeFromSuperview];
9227     }
9228
9229     emulated_ = nil;
9230     [window_ setUserInteractionEnabled:YES];
9231 }
9232
9233 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9234     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9235
9236     UIViewController *parent;
9237     if (emulated_ == nil)
9238         parent = tabbar_;
9239     else if (!force)
9240         parent = emulated_;
9241     else {
9242         [self disemulate];
9243         parent = tabbar_;
9244     }
9245
9246     if (IsWildcat_)
9247         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9248     [parent presentModalViewController:navigation animated:YES];
9249 }
9250
9251 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9252     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9253
9254     if (navigation != nil)
9255         [navigation pushViewController:progress animated:YES];
9256     else
9257         [self presentModalViewController:progress force:YES];
9258
9259     [progress invoke:invocation withTitle:title];
9260     return progress;
9261 }
9262
9263 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9264     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9265 }
9266
9267 - (void) repairWithInvocation:(NSInvocation *)invocation {
9268     _trace();
9269     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9270     _trace();
9271 }
9272
9273 - (void) repairWithSelector:(SEL)selector {
9274     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9275 }
9276
9277 - (void) reloadData {
9278     [self reloadDataWithInvocation:nil];
9279     if ([database_ progressDelegate] == nil)
9280         [self _loaded];
9281 }
9282
9283 - (void) syncData {
9284     [self _saveConfig];
9285     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9286 }
9287
9288 - (void) addSource:(NSDictionary *) source {
9289     CydiaAddSource(source);
9290 }
9291
9292 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9293     CydiaAddSource(href, distribution, sections);
9294 }
9295
9296 - (void) addTrivialSource:(NSString *)href {
9297     CydiaAddSource(href, @"./");
9298 }
9299
9300 - (void) updateValues {
9301     Changed_ = true;
9302 }
9303
9304 - (void) resolve {
9305     pkgProblemResolver *resolver = [database_ resolver];
9306
9307     resolver->InstallProtect();
9308     if (!resolver->Resolve(true))
9309         _error->Discard();
9310 }
9311
9312 - (bool) perform {
9313     // XXX: this is a really crappy way of doing this.
9314     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9315     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9316     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9317     if ([tabbar_ updating])
9318         [tabbar_ cancelUpdate];
9319
9320     if (![database_ prepare])
9321         return false;
9322
9323     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9324     [page setDelegate:self];
9325     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9326
9327     if (IsWildcat_)
9328         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9329     [tabbar_ presentModalViewController:confirm_ animated:YES];
9330
9331     return true;
9332 }
9333
9334 - (void) queue {
9335     @synchronized (self) {
9336         [self perform];
9337     }
9338 }
9339
9340 - (void) clearPackage:(Package *)package {
9341     @synchronized (self) {
9342         [package clear];
9343         [self resolve];
9344         [self perform];
9345     }
9346 }
9347
9348 - (void) installPackages:(NSArray *)packages {
9349     @synchronized (self) {
9350         for (Package *package in packages)
9351             [package install];
9352         [self resolve];
9353         [self perform];
9354     }
9355 }
9356
9357 - (void) installPackage:(Package *)package {
9358     @synchronized (self) {
9359         [package install];
9360         [self resolve];
9361         [self perform];
9362     }
9363 }
9364
9365 - (void) removePackage:(Package *)package {
9366     @synchronized (self) {
9367         [package remove];
9368         [self resolve];
9369         [self perform];
9370     }
9371 }
9372
9373 - (void) distUpgrade {
9374     @synchronized (self) {
9375         if (![database_ upgrade])
9376             return;
9377         [self perform];
9378     }
9379 }
9380
9381 - (void) _uicache {
9382     _trace();
9383
9384     if (UpgradeCydia_ && Finish_ > 0) {
9385         setreugid(0, 0);
9386         system("su -c /usr/bin/uicache mobile");
9387     } else {
9388         system("/usr/bin/uicache");
9389     }
9390
9391     _trace();
9392 }
9393
9394 - (void) uicache {
9395     UIProgressHUD *hud([self addProgressHUD]);
9396     [hud setText:UCLocalize("LOADING")];
9397     [self yieldToSelector:@selector(_uicache)];
9398     [self removeProgressHUD:hud];
9399 }
9400
9401 - (void) perform_ {
9402     [database_ perform];
9403     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9404     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9405 }
9406
9407 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9408     Queuing_ = false;
9409     [self lockSuspend];
9410     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9411     [self unlockSuspend];
9412 }
9413
9414 - (void) retainNetworkActivityIndicator {
9415     if (activity_++ == 0)
9416         [self setNetworkActivityIndicatorVisible:YES];
9417
9418 #if TraceLogging
9419     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9420 #endif
9421 }
9422
9423 - (void) releaseNetworkActivityIndicator {
9424     if (--activity_ == 0)
9425         [self setNetworkActivityIndicatorVisible:NO];
9426
9427 #if TraceLogging
9428     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9429 #endif
9430
9431 }
9432
9433 - (void) cancelAndClear:(bool)clear {
9434     @synchronized (self) {
9435         if (clear) {
9436             [database_ clear];
9437             Queuing_ = false;
9438         } else {
9439             Queuing_ = true;
9440         }
9441
9442         [self _updateData];
9443     }
9444 }
9445
9446 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9447     NSString *context([alert context]);
9448
9449     if ([context isEqualToString:@"conffile"]) {
9450         FILE *input = [database_ input];
9451         if (button == [alert cancelButtonIndex])
9452             fprintf(input, "N\n");
9453         else if (button == [alert firstOtherButtonIndex])
9454             fprintf(input, "Y\n");
9455         fflush(input);
9456
9457         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9458     } else if ([context isEqualToString:@"fixhalf"]) {
9459         if (button == [alert cancelButtonIndex]) {
9460             @synchronized (self) {
9461                 for (Package *broken in (id) broken_) {
9462                     [broken remove];
9463                     NSString *id = [broken id];
9464
9465                     _root({
9466                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9467                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9468                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9469                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9470                     });
9471                 }
9472
9473                 [self resolve];
9474                 [self perform];
9475             }
9476         } else if (button == [alert firstOtherButtonIndex]) {
9477             [broken_ removeAllObjects];
9478             [self _loaded];
9479         }
9480
9481         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9482     } else if ([context isEqualToString:@"upgrade"]) {
9483         if (button == [alert firstOtherButtonIndex]) {
9484             @synchronized (self) {
9485                 for (Package *essential in (id) essential_)
9486                     [essential install];
9487
9488                 [self resolve];
9489                 [self perform];
9490             }
9491         } else if (button == [alert firstOtherButtonIndex] + 1) {
9492             [self distUpgrade];
9493         } else if (button == [alert cancelButtonIndex]) {
9494             Ignored_ = YES;
9495         }
9496
9497         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9498     }
9499 }
9500
9501 - (void) system:(NSString *)command {
9502     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9503
9504     _trace();
9505     _root(system([command UTF8String]));
9506     _trace();
9507
9508     [pool release];
9509 }
9510
9511 - (void) applicationWillSuspend {
9512     [database_ clean];
9513     [super applicationWillSuspend];
9514 }
9515
9516 - (BOOL) isSafeToSuspend {
9517     if (locked_ != 0) {
9518 #if !ForRelease
9519         NSLog(@"isSafeToSuspend: locked_ != 0");
9520 #endif
9521         return false;
9522     }
9523
9524     if ([tabbar_ modalViewController] != nil)
9525         return false;
9526
9527     // Use external process status API internally.
9528     // This is probably a really bad idea.
9529     // XXX: what is the point of this? does this solve anything at all?
9530     uint64_t status = 0;
9531     int notify_token;
9532     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9533         notify_get_state(notify_token, &status);
9534         notify_cancel(notify_token);
9535     }
9536
9537     if (status != 0) {
9538 #if !ForRelease
9539         NSLog(@"isSafeToSuspend: status != 0");
9540 #endif
9541         return false;
9542     }
9543
9544 #if !ForRelease
9545     NSLog(@"isSafeToSuspend: -> true");
9546 #endif
9547     return true;
9548 }
9549
9550 - (void) suspendReturningToLastApp:(BOOL)returning {
9551     if ([self isSafeToSuspend])
9552         [super suspendReturningToLastApp:returning];
9553 }
9554
9555 - (void) suspend {
9556     if ([self isSafeToSuspend])
9557         [super suspend];
9558 }
9559
9560 - (void) applicationSuspend {
9561     if ([self isSafeToSuspend])
9562         [super applicationSuspend];
9563 }
9564
9565 - (void) applicationSuspend:(__GSEvent *)event {
9566     if ([self isSafeToSuspend])
9567         [super applicationSuspend:event];
9568 }
9569
9570 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9571     if ([self isSafeToSuspend])
9572         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9573 }
9574
9575 - (void) _setSuspended:(BOOL)value {
9576     if ([self isSafeToSuspend])
9577         [super _setSuspended:value];
9578 }
9579
9580 - (UIProgressHUD *) addProgressHUD {
9581     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9582     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9583
9584     [window_ setUserInteractionEnabled:NO];
9585
9586     UIViewController *target(tabbar_);
9587     if (UIViewController *modal = [target modalViewController])
9588         target = modal;
9589
9590     [hud showInView:[target view]];
9591
9592     [self lockSuspend];
9593     return hud;
9594 }
9595
9596 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9597     [self unlockSuspend];
9598     [hud hide];
9599     [hud removeFromSuperview];
9600     [window_ setUserInteractionEnabled:YES];
9601 }
9602
9603 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9604     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9605 }
9606
9607 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9608     NSString *scheme([[url scheme] lowercaseString]);
9609     if ([[url absoluteString] length] <= [scheme length] + 3)
9610         return nil;
9611     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9612     NSArray *components([path componentsSeparatedByString:@"/"]);
9613
9614     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9615         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9616         if (controller != nil)
9617             [controller setDelegate:self];
9618         return controller;
9619     }
9620
9621     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9622         return nil;
9623
9624     NSString *base([components objectAtIndex:0]);
9625
9626     CyteViewController *controller = nil;
9627
9628     if ([base isEqualToString:@"url"]) {
9629         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9630         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9631         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9632     } else if (!external && [components count] == 1) {
9633         if ([base isEqualToString:@"sources"]) {
9634             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9635         }
9636
9637         if ([base isEqualToString:@"home"]) {
9638             controller = [[[HomeController alloc] init] autorelease];
9639         }
9640
9641         if ([base isEqualToString:@"sections"]) {
9642             controller = [[[SectionsController alloc] initWithDatabase:database_ source:nil] autorelease];
9643         }
9644
9645         if ([base isEqualToString:@"search"]) {
9646             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9647         }
9648
9649         if ([base isEqualToString:@"changes"]) {
9650             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9651         }
9652
9653         if ([base isEqualToString:@"installed"]) {
9654             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9655         }
9656     } else if ([components count] == 2) {
9657         NSString *argument = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9658
9659         if ([base isEqualToString:@"package"]) {
9660             controller = [self pageForPackage:argument withReferrer:referrer];
9661         }
9662
9663         if (!external && [base isEqualToString:@"search"]) {
9664             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9665         }
9666
9667         if (!external && [base isEqualToString:@"sections"]) {
9668             if ([argument isEqualToString:@"all"] || [argument isEqualToString:@"*"])
9669                 argument = nil;
9670             controller = [[[SectionController alloc] initWithDatabase:database_ source:nil section:argument] autorelease];
9671         }
9672
9673         if (!external && [base isEqualToString:@"sources"]) {
9674             if ([argument isEqualToString:@"add"]) {
9675                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9676                 [(SourcesController *)controller showAddSourcePrompt];
9677             } else {
9678                 Source *source([database_ sourceWithKey:argument]);
9679                 controller = [[[SectionsController alloc] initWithDatabase:database_ source:source] autorelease];
9680             }
9681         }
9682
9683         if (!external && [base isEqualToString:@"launch"]) {
9684             [self launchApplicationWithIdentifier:argument suspended:NO];
9685             return nil;
9686         }
9687     } else if (!external && [components count] == 3) {
9688         NSString *arg1 = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9689         NSString *arg2 = [[components objectAtIndex:2] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9690
9691         if ([base isEqualToString:@"package"]) {
9692             if ([arg2 isEqualToString:@"settings"]) {
9693                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9694             } else if ([arg2 isEqualToString:@"files"]) {
9695                 if (Package *package = [database_ packageWithName:arg1]) {
9696                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9697                     [(FileTable *)controller setPackage:package];
9698                 }
9699             }
9700         }
9701
9702         if ([base isEqualToString:@"sections"]) {
9703             Source *source([arg1 isEqualToString:@"*"] ? nil : [database_ sourceWithKey:arg1]);
9704             NSString *section([arg2 isEqualToString:@"*"] ? nil : arg2);
9705             controller = [[[SectionController alloc] initWithDatabase:database_ source:source section:section] autorelease];
9706         }
9707     }
9708
9709     [controller setDelegate:self];
9710     return controller;
9711 }
9712
9713 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9714     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
9715
9716     if (page != nil)
9717         [tabbar_ setUnselectedViewController:page];
9718
9719     return page != nil;
9720 }
9721
9722 - (void) applicationOpenURL:(NSURL *)url {
9723     [super applicationOpenURL:url];
9724
9725     if (!loaded_)
9726         starturl_ = url;
9727     else
9728         [self openCydiaURL:url forExternal:YES];
9729 }
9730
9731 - (void) applicationWillResignActive:(UIApplication *)application {
9732     // Stop refreshing if you get a phone call or lock the device.
9733     if ([tabbar_ updating])
9734         [tabbar_ cancelUpdate];
9735
9736     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9737         [super applicationWillResignActive:application];
9738 }
9739
9740 - (void) saveState {
9741     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9742     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9743     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9744     Changed_ = true;
9745
9746     [self _saveConfig];
9747 }
9748
9749 - (void) applicationWillTerminate:(UIApplication *)application {
9750     [self saveState];
9751 }
9752
9753 - (void) applicationDidEnterBackground:(UIApplication *)application {
9754     if (kCFCoreFoundationVersionNumber < 1000 && [self isSafeToSuspend])
9755         return [self terminateWithSuccess];
9756     [self saveState];
9757 }
9758
9759 - (void) applicationWillEnterForeground:(UIApplication *)application {
9760     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9761     if (closed == nil)
9762         return;
9763
9764     NSTimeInterval interval([closed timeIntervalSinceNow]);
9765
9766     if (interval <= -(30*60)) {
9767         [tabbar_ setSelectedIndex:0];
9768         [[[tabbar_ viewControllers] objectAtIndex:0] popToRootViewControllerAnimated:NO];
9769     }
9770
9771     if (interval <= -(15*60)) {
9772         if (IsReachable("cydia.saurik.com")) {
9773             [tabbar_ beginUpdate];
9774             [appcache_ reloadURLWithCache:YES];
9775         }
9776     }
9777 }
9778
9779 - (void) setConfigurationData:(NSString *)data {
9780     static RegEx conffile_r("'(.*)' '(.*)' ([01]) ([01])");
9781
9782     if (!conffile_r(data)) {
9783         lprintf("E:invalid conffile\n");
9784         return;
9785     }
9786
9787     NSString *ofile = conffile_r[1];
9788     //NSString *nfile = conffile_r[2];
9789
9790     UIAlertView *alert = [[[UIAlertView alloc]
9791         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9792         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9793         delegate:self
9794         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9795         otherButtonTitles:
9796             UCLocalize("ACCEPT_NEW_COPY"),
9797             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9798         nil
9799     ] autorelease];
9800
9801     [alert setContext:@"conffile"];
9802     [alert setNumberOfRows:2];
9803     [alert show];
9804 }
9805
9806 - (void) addStashController {
9807     [self lockSuspend];
9808     stash_ = [[[StashController alloc] init] autorelease];
9809     [window_ addSubview:[stash_ view]];
9810 }
9811
9812 - (void) removeStashController {
9813     [[stash_ view] removeFromSuperview];
9814     stash_ = nil;
9815     [self unlockSuspend];
9816 }
9817
9818 - (void) stash {
9819     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9820     UpdateExternalStatus(1);
9821     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9822     UpdateExternalStatus(0);
9823
9824     [self removeStashController];
9825
9826     pid_t pid(ExecFork());
9827     if (pid == 0) {
9828         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9829         perror("launchctl stop");
9830
9831         exit(0);
9832     } ReapZombie(pid);
9833 }
9834
9835 - (void) setupViewControllers {
9836     tabbar_ = [[[CydiaTabBarController alloc] initWithDatabase:database_] autorelease];
9837
9838     NSMutableArray *items;
9839     if (kCFCoreFoundationVersionNumber < 800) {
9840         items = [NSMutableArray arrayWithObjects:
9841             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home.png"] tag:0] autorelease],
9842             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install.png"] tag:0] autorelease],
9843             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes.png"] tag:0] autorelease],
9844             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage.png"] tag:0] autorelease],
9845             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search.png"] tag:0] autorelease],
9846         nil];
9847     } else {
9848         items = [NSMutableArray arrayWithObjects:
9849             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home7.png"] selectedImage:[UIImage imageNamed:@"home7s.png"]] autorelease],
9850             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install7.png"] selectedImage:[UIImage imageNamed:@"install7s.png"]] autorelease],
9851             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes7.png"] selectedImage:[UIImage imageNamed:@"changes7s.png"]] autorelease],
9852             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage7.png"] selectedImage:[UIImage imageNamed:@"manage7s.png"]] autorelease],
9853             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search7.png"] selectedImage:[UIImage imageNamed:@"search7s.png"]] autorelease],
9854         nil];
9855     }
9856
9857     NSMutableArray *controllers([NSMutableArray array]);
9858     for (UITabBarItem *item in items) {
9859         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9860         [controller setTabBarItem:item];
9861         [controllers addObject:controller];
9862     }
9863     [tabbar_ setViewControllers:controllers];
9864
9865     [tabbar_ setUpdateDelegate:self];
9866 }
9867
9868 - (void) _sendMemoryWarningNotification {
9869     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
9870         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
9871     else
9872         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9873 }
9874
9875 - (void) _sendMemoryWarningNotifications {
9876     while (true) {
9877         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9878         sleep(2);
9879         //usleep(2000000);
9880     }
9881 }
9882
9883 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
9884     NSLog(@"--");
9885     [[NSURLCache sharedURLCache] removeAllCachedResponses];
9886 }
9887
9888 - (void) applicationDidFinishLaunching:(id)unused {
9889     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9890
9891 _trace();
9892     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9893         [self setApplicationSupportsShakeToEdit:NO];
9894
9895     @synchronized (HostConfig_) {
9896         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9897     }
9898
9899     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9900         initWithMemoryCapacity:524288
9901         diskCapacity:10485760
9902         diskPath:Cache("SDURLCache")
9903     ] autorelease]];
9904
9905     [CydiaWebViewController _initialize];
9906
9907     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9908
9909     // this would disallow http{,s} URLs from accessing this data
9910     //[WebView registerURLSchemeAsLocal:@"cydia"];
9911
9912     Font12_ = [UIFont systemFontOfSize:12];
9913     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9914     Font14_ = [UIFont systemFontOfSize:14];
9915     Font18_ = [UIFont systemFontOfSize:18];
9916     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9917     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9918
9919     essential_ = [NSMutableArray arrayWithCapacity:4];
9920     broken_ = [NSMutableArray arrayWithCapacity:4];
9921
9922     // XXX: I really need this thing... like, seriously... I'm sorry
9923     appcache_ = [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] autorelease];
9924     [appcache_ reloadData];
9925
9926     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9927     [window_ orderFront:self];
9928     [window_ makeKey:self];
9929     [window_ setHidden:NO];
9930
9931     if (false) stash: {
9932         [self addStashController];
9933         // XXX: this would be much cleaner as a yieldToSelector:
9934         // that way the removeStashController could happen right here inline
9935         // we also could no longer require the useless stash_ field anymore
9936         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9937         return;
9938     }
9939
9940     struct stat root;
9941     int error(stat("/", &root));
9942     _assert(error != -1);
9943
9944     #define Stash_(path) do { \
9945         struct stat folder; \
9946         int error(lstat((path), &folder)); \
9947         if (error != -1 && ( \
9948             folder.st_dev == root.st_dev && \
9949             S_ISDIR(folder.st_mode) \
9950         ) || error == -1 && ( \
9951             errno == ENOENT || \
9952             errno == ENOTDIR \
9953         )) goto stash; \
9954     } while (false)
9955
9956     Stash_("/Applications");
9957     Stash_("/Library/Ringtones");
9958     Stash_("/Library/Wallpaper");
9959     //Stash_("/usr/bin");
9960     Stash_("/usr/include");
9961     Stash_("/usr/share");
9962     //Stash_("/var/lib");
9963
9964     database_ = [Database sharedInstance];
9965     [database_ setDelegate:self];
9966
9967     [window_ setUserInteractionEnabled:NO];
9968     [self setupViewControllers];
9969
9970     CydiaLoadingViewController *loading([[[CydiaLoadingViewController alloc] init] autorelease]);
9971     UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
9972     [navigation setViewControllers:[NSArray arrayWithObject:loading]];
9973
9974     emulated_ = [[[CyteTabBarController alloc] init] autorelease];
9975     [emulated_ setViewControllers:[NSArray arrayWithObject:navigation]];
9976     [emulated_ setSelectedIndex:0];
9977
9978     if ([emulated_ respondsToSelector:@selector(concealTabBarSelection)])
9979         [emulated_ concealTabBarSelection];
9980
9981     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9982         [window_ setRootViewController:emulated_];
9983     else
9984         [window_ addSubview:[emulated_ view]];
9985
9986     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9987 _trace();
9988 }
9989
9990 - (NSArray *) defaultStartPages {
9991     NSMutableArray *standard = [NSMutableArray array];
9992     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9993     [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9994     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9995     [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9996     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9997     return standard;
9998 }
9999
10000 - (void) loadData {
10001 _trace();
10002     if ([emulated_ modalViewController] != nil)
10003         [emulated_ dismissModalViewControllerAnimated:YES];
10004     [window_ setUserInteractionEnabled:NO];
10005
10006     [self reloadDataWithInvocation:nil];
10007     [self refreshIfPossible];
10008     [self disemulate];
10009
10010     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
10011     NSArray *saved = [[[Metadata_ objectForKey:@"InterfaceState"] mutableCopy] autorelease];
10012     int standardIndex = 0;
10013     NSArray *standard = [self defaultStartPages];
10014
10015     BOOL valid = YES;
10016
10017     if (saved == nil)
10018         valid = NO;
10019
10020     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
10021     if (valid && closed != nil) {
10022         NSTimeInterval interval([closed timeIntervalSinceNow]);
10023         if (interval <= -(30*60))
10024             valid = NO;
10025     }
10026
10027     if (valid && [saved count] != [standard count])
10028         valid = NO;
10029
10030     if (valid) {
10031         for (unsigned int i = 0; i < [standard count]; i++) {
10032             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
10033             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
10034             //      but it's good enough for now.
10035             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
10036                 valid = NO;
10037                 break;
10038             }
10039         }
10040     }
10041
10042     NSArray *items = nil;
10043     if (valid) {
10044         [tabbar_ setSelectedIndex:savedIndex];
10045         items = saved;
10046     } else {
10047         [tabbar_ setSelectedIndex:standardIndex];
10048         items = standard;
10049     }
10050
10051     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
10052         NSArray *stack = [items objectAtIndex:tab];
10053         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
10054         NSMutableArray *current = [NSMutableArray array];
10055
10056         for (unsigned int nav = 0; nav < [stack count]; nav++) {
10057             NSString *addr = [stack objectAtIndex:nav];
10058             NSURL *url = [NSURL URLWithString:addr];
10059             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
10060             if (page != nil)
10061                 [current addObject:page];
10062         }
10063
10064         [navigation setViewControllers:current];
10065     }
10066
10067     // (Try to) show the startup URL.
10068     if (starturl_ != nil) {
10069         [self openCydiaURL:starturl_ forExternal:YES];
10070         starturl_ = nil;
10071     }
10072 }
10073
10074 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
10075     if (item != nil && IsWildcat_) {
10076         [sheet showFromBarButtonItem:item animated:YES];
10077     } else {
10078         [sheet showInView:window_];
10079     }
10080 }
10081
10082 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
10083     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
10084     [progress setTitle:task];
10085     [progress addProgressEvent:event];
10086 }
10087
10088 - (void) addProgressEventForTask:(NSArray *)data {
10089     CydiaProgressEvent *event([data objectAtIndex:0]);
10090     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10091     [self addProgressEvent:event forTask:task];
10092 }
10093
10094 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10095     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10096 }
10097
10098 @end
10099
10100 /*IMP alloc_;
10101 id Alloc_(id self, SEL selector) {
10102     id object = alloc_(self, selector);
10103     lprintf("[%s]A-%p\n", self->isa->name, object);
10104     return object;
10105 }*/
10106
10107 /*IMP dealloc_;
10108 id Dealloc_(id self, SEL selector) {
10109     id object = dealloc_(self, selector);
10110     lprintf("[%s]D-%p\n", self->isa->name, object);
10111     return object;
10112 }*/
10113
10114 Class $NSURLConnection;
10115
10116 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10117     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
10118
10119     NSURL *url([copy URL]);
10120
10121     NSString *host([url host]);
10122     NSString *scheme([[url scheme] lowercaseString]);
10123
10124     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10125
10126     @synchronized (HostConfig_) {
10127         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10128             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10129                 [copy setHTTPShouldUsePipelining:YES];
10130
10131         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10132             if ([control isEqualToString:@"max-age=0"])
10133                 if ([CachedURLs_ containsObject:url]) {
10134 #if !ForRelease
10135                     NSLog(@"~~~: %@", url);
10136 #endif
10137
10138                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10139
10140                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10141                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10142                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10143                 }
10144     }
10145
10146     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10147     } return self;
10148 }
10149
10150 Class $WAKWindow;
10151
10152 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
10153     CGSize size([[UIScreen mainScreen] bounds].size);
10154     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10155         if ([$WAKWindow hasLandscapeOrientation])
10156             std::swap(size.width, size.height);*/
10157     return size;
10158 }
10159
10160 Class $NSUserDefaults;
10161
10162 MSHook(id, NSUserDefaults$objectForKey$, NSUserDefaults *self, SEL _cmd, NSString *key) {
10163     if ([key respondsToSelector:@selector(isEqualToString:)] && [key isEqualToString:@"WebKitLocalStorageDatabasePathPreferenceKey"])
10164         return Cache("LocalStorage");
10165     return _NSUserDefaults$objectForKey$(self, _cmd, key);
10166 }
10167
10168 int main(int argc, char *argv[]) {
10169     setreugid(501, 501);
10170
10171     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10172
10173     _trace();
10174
10175     UpdateExternalStatus(0);
10176
10177     UIScreen *screen([UIScreen mainScreen]);
10178     if ([screen respondsToSelector:@selector(scale)])
10179         ScreenScale_ = [screen scale];
10180     else
10181         ScreenScale_ = 1;
10182
10183     UIDevice *device([UIDevice currentDevice]);
10184     if ([device respondsToSelector:@selector(userInterfaceIdiom)]) {
10185         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10186         if (idiom == UIUserInterfaceIdiomPad)
10187             IsWildcat_ = true;
10188     }
10189
10190     Idiom_ = IsWildcat_ ? @"ipad" : @"iphone";
10191
10192     RegEx pattern("([0-9]+\\.[0-9]+).*");
10193
10194     if (pattern([device systemVersion]))
10195         Firmware_ = pattern[1];
10196     if (pattern(Cydia_))
10197         Major_ = pattern[1];
10198
10199     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10200
10201     HostConfig_ = [[[NSObject alloc] init] autorelease];
10202     @synchronized (HostConfig_) {
10203         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10204         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10205         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10206         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10207         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10208     }
10209
10210     NSString *ui(@"ui/ios");
10211     if (Idiom_ != nil)
10212         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10213     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10214     UI_ = CydiaURL(ui);
10215
10216     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10217
10218     /* Library Hacks {{{ */
10219     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10220
10221     $WAKWindow = objc_getClass("WAKWindow");
10222     if ($WAKWindow != NULL)
10223         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10224             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10225
10226     $NSURLConnection = objc_getClass("NSURLConnection");
10227     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10228     if (NSURLConnection$init$ != NULL) {
10229         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10230         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10231     }
10232
10233     $NSUserDefaults = objc_getClass("NSUserDefaults");
10234     Method NSUserDefaults$objectForKey$(class_getInstanceMethod($NSUserDefaults, @selector(objectForKey:)));
10235     if (NSUserDefaults$objectForKey$ != NULL) {
10236         _NSUserDefaults$objectForKey$ = reinterpret_cast<id (*)(NSUserDefaults *, SEL, NSString *)>(method_getImplementation(NSUserDefaults$objectForKey$));
10237         method_setImplementation(NSUserDefaults$objectForKey$, reinterpret_cast<IMP>(&$NSUserDefaults$objectForKey$));
10238     }
10239     /* }}} */
10240     /* Set Locale {{{ */
10241     Locale_ = CFLocaleCopyCurrent();
10242     Languages_ = [NSLocale preferredLanguages];
10243
10244     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10245     //NSLog(@"%@", [Languages_ description]);
10246
10247     const char *lang;
10248     if (Locale_ != NULL)
10249         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10250     else if (Languages_ != nil && [Languages_ count] != 0)
10251         lang = [[Languages_ objectAtIndex:0] UTF8String];
10252     else
10253         // XXX: consider just setting to C and then falling through?
10254         lang = NULL;
10255
10256     if (lang != NULL) {
10257         RegEx pattern("([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?");
10258         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10259     }
10260
10261     NSLog(@"Setting Language: %s", lang);
10262
10263     if (lang != NULL) {
10264         setenv("LANG", lang, true);
10265         std::setlocale(LC_ALL, lang);
10266     }
10267     /* }}} */
10268     /* Index Collation {{{ */
10269     if (Class $UILocalizedIndexedCollation = objc_getClass("UILocalizedIndexedCollation")) { @try {
10270         NSBundle *bundle([NSBundle bundleForClass:$UILocalizedIndexedCollation]);
10271         NSString *path([bundle pathForResource:@"UITableViewLocalizedSectionIndex" ofType:@"plist"]);
10272         //path = @"/System/Library/Frameworks/UIKit.framework/.lproj/UITableViewLocalizedSectionIndex.plist";
10273         NSDictionary *dictionary([NSDictionary dictionaryWithContentsOfFile:path]);
10274         _H<UILocalizedIndexedCollation> collation([[[$UILocalizedIndexedCollation alloc] initWithDictionary:dictionary] autorelease]);
10275
10276         CollationLocale_ = MSHookIvar<NSLocale *>(collation, "_locale");
10277
10278         if (kCFCoreFoundationVersionNumber >= 800 && [[CollationLocale_ localeIdentifier] isEqualToString:@"zh@collation=stroke"]) {
10279             CollationThumbs_ = [NSArray arrayWithObjects:@"1",@"•",@"4",@"•",@"7",@"•",@"10",@"•",@"13",@"•",@"16",@"•",@"19",@"A",@"•",@"E",@"•",@"I",@"•",@"M",@"•",@"R",@"•",@"V",@"•",@"Z",@"#",nil];
10280             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})
10281                 CollationOffset_.push_back(offset);
10282             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];
10283             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];
10284         } else {
10285
10286         CollationThumbs_ = [collation sectionIndexTitles];
10287         for (size_t index(0), end([CollationThumbs_ count]); index != end; ++index)
10288             CollationOffset_.push_back([collation sectionForSectionIndexTitleAtIndex:index]);
10289
10290         CollationTitles_ = [collation sectionTitles];
10291         CollationStarts_ = MSHookIvar<NSArray *>(collation, "_sectionStartStrings");
10292
10293         NSString *&transform(MSHookIvar<NSString *>(collation, "_transform"));
10294         if (&transform != NULL && transform != nil) {
10295             /*if ([collation respondsToSelector:@selector(transformedCollationStringForString:)])
10296                 CollationModify_ = [=](NSString *value) { return [collation transformedCollationStringForString:value]; };*/
10297             const UChar *uid(reinterpret_cast<const UChar *>([transform cStringUsingEncoding:NSUnicodeStringEncoding]));
10298             UErrorCode code(U_ZERO_ERROR);
10299             CollationTransl_ = utrans_openU(uid, -1, UTRANS_FORWARD, NULL, 0, NULL, &code);
10300             if (!U_SUCCESS(code))
10301                 NSLog(@"%s", u_errorName(code));
10302         }
10303
10304         }
10305     } @catch (NSException *e) {
10306         NSLog(@"%@", e);
10307         goto hard;
10308     } } else hard: {
10309         CollationLocale_ = [[[NSLocale alloc] initWithLocaleIdentifier:@"en@collation=dictionary"] autorelease];
10310
10311         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];
10312         for (NSInteger offset(0); offset != 28; ++offset)
10313             CollationOffset_.push_back(offset);
10314
10315         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];
10316         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];
10317     }
10318     /* }}} */
10319     /* Parse Arguments {{{ */
10320     bool substrate(false);
10321
10322     if (argc != 0) {
10323         char **args(argv);
10324         int arge(1);
10325
10326         for (int argi(1); argi != argc; ++argi)
10327             if (strcmp(argv[argi], "--") == 0) {
10328                 arge = argi;
10329                 argv[argi] = argv[0];
10330                 argv += argi;
10331                 argc -= argi;
10332                 break;
10333             }
10334
10335         for (int argi(1); argi != arge; ++argi)
10336             if (strcmp(args[argi], "--substrate") == 0)
10337                 substrate = true;
10338             else
10339                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10340     }
10341     /* }}} */
10342
10343     App_ = [[NSBundle mainBundle] bundlePath];
10344     Advanced_ = YES;
10345
10346     Cache_ = [[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia", @"/var/mobile"] retain];
10347
10348     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10349     alloc_ = alloc->method_imp;
10350     alloc->method_imp = (IMP) &Alloc_;*/
10351
10352     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10353     dealloc_ = dealloc->method_imp;
10354     dealloc->method_imp = (IMP) &Dealloc_;*/
10355
10356     void *gestalt(dlopen("/usr/lib/libMobileGestalt.dylib", RTLD_GLOBAL | RTLD_LAZY));
10357     $MGCopyAnswer = reinterpret_cast<CFStringRef (*)(CFStringRef)>(dlsym(gestalt, "MGCopyAnswer"));
10358
10359     /* System Information {{{ */
10360     size_t size;
10361
10362     int maxproc;
10363     size = sizeof(maxproc);
10364     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10365         perror("sysctlbyname(\"kern.maxproc\", ?)");
10366     else if (maxproc < 64) {
10367         maxproc = 64;
10368         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10369             perror("sysctlbyname(\"kern.maxproc\", #)");
10370     }
10371
10372     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10373     char *osversion = new char[size];
10374     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10375         perror("sysctlbyname(\"kern.osversion\", ?)");
10376     else
10377         System_ = [NSString stringWithUTF8String:osversion];
10378
10379     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10380     char *machine = new char[size];
10381     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10382         perror("sysctlbyname(\"hw.machine\", ?)");
10383     else
10384         Machine_ = machine;
10385
10386     int64_t usermem(0);
10387     size = sizeof(usermem);
10388     if (sysctlbyname("hw.usermem", &usermem, &size, NULL, 0) == -1)
10389         usermem = 0;
10390
10391     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10392     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10393     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10394
10395     UniqueID_ = UniqueIdentifier(device);
10396
10397     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10398         Product_ = [info objectForKey:@"SafariProductVersion"];
10399         Safari_ = [info objectForKey:@"CFBundleVersion"];
10400     }
10401
10402     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10403
10404     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Safari_))
10405         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[1], agent];
10406     if (RegEx match = RegEx("([0-9]+[A-Z][0-9]+[a-z]?).*", System_))
10407         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[1], agent];
10408     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Product_))
10409         agent = [NSString stringWithFormat:@"Version/%@ %@", match[1], agent];
10410
10411     UserAgent_ = agent;
10412     /* }}} */
10413     /* Load Database {{{ */
10414     _trace();
10415     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10416     _trace();
10417     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10418
10419     if (Metadata_ == NULL)
10420         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10421     else {
10422         Settings_ = [Metadata_ objectForKey:@"Settings"];
10423
10424         Packages_ = [Metadata_ objectForKey:@"Packages"];
10425
10426         Values_ = [Metadata_ objectForKey:@"Values"];
10427         Sections_ = [Metadata_ objectForKey:@"Sections"];
10428         Sources_ = [Metadata_ objectForKey:@"Sources"];
10429
10430         Token_ = [Metadata_ objectForKey:@"Token"];
10431
10432         Version_ = [Metadata_ objectForKey:@"Version"];
10433     }
10434
10435     if (Values_ == nil) {
10436         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10437         [Metadata_ setObject:Values_ forKey:@"Values"];
10438     }
10439
10440     if (Sections_ == nil) {
10441         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10442         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10443     }
10444
10445     if (Sources_ == nil) {
10446         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10447         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10448     }
10449
10450     if (Version_ == nil) {
10451         Version_ = [NSNumber numberWithUnsignedInt:0];
10452         [Metadata_ setObject:Version_ forKey:@"Version"];
10453     }
10454
10455     if ([Version_ unsignedIntValue] == 0) {
10456         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10457         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10458         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10459         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10460
10461         Version_ = [NSNumber numberWithUnsignedInt:1];
10462         [Metadata_ setObject:Version_ forKey:@"Version"];
10463
10464         [Metadata_ removeObjectForKey:@"LastUpdate"];
10465
10466         Changed_ = true;
10467     }
10468
10469     _H<NSMutableArray> broken([NSMutableArray array]);
10470     for (NSString *key in (id) Sources_)
10471         if ([key rangeOfCharacterFromSet:[NSCharacterSet characterSetWithCharactersInString:@"# "]].location != NSNotFound)
10472             [broken addObject:key];
10473     if ([broken count] != 0) {
10474         for (NSString *key in (id) broken)
10475             [Sources_ removeObjectForKey:key];
10476         Changed_ = true;
10477     } broken = nil;
10478     /* }}} */
10479
10480     _root(CydiaWriteSources());
10481
10482     _trace();
10483     mkdir("/var/mobile/Library/Cydia", 0755);
10484     MetaFile_.Open("/var/mobile/Library/Cydia/metadata.cb0");
10485     _trace();
10486
10487     if (Packages_ != nil) {
10488         bool fail(false);
10489         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10490         _trace();
10491
10492         if (!fail) {
10493             [Metadata_ removeObjectForKey:@"Packages"];
10494             Packages_ = nil;
10495             Changed_ = true;
10496         }
10497     }
10498
10499     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10500
10501 #define MobileSubstrate_(name) \
10502     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10503         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10504         if (handle == NULL) \
10505             NSLog(@"%s", dlerror()); \
10506     }
10507
10508     MobileSubstrate_(Activator)
10509     MobileSubstrate_(libstatusbar)
10510     MobileSubstrate_(SimulatedKeyEvents)
10511     MobileSubstrate_(WinterBoard)
10512
10513     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10514         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10515
10516     if (kCFCoreFoundationVersionNumber > 1000)
10517         _root(system([[NSString stringWithFormat:@"/usr/libexec/cydia/setnsfpn /var/lib"] UTF8String]));
10518
10519     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10520
10521     if (access("/User", F_OK) != 0 || version != 6) {
10522         _trace();
10523         _root(system("/usr/libexec/cydia/firmware.sh"));
10524         _trace();
10525     }
10526
10527     if (access("/tmp/cydia.chk", F_OK) == 0) {
10528         if (unlink([Cache("pkgcache.bin") UTF8String]) == -1)
10529             _assert(errno == ENOENT);
10530         if (unlink([Cache("srcpkgcache.bin") UTF8String]) == -1)
10531             _assert(errno == ENOENT);
10532     }
10533
10534     /* APT Initialization {{{ */
10535     _assert(pkgInitConfig(*_config));
10536     _assert(pkgInitSystem(*_config, _system));
10537
10538     if (lang != NULL)
10539         _config->Set("APT::Acquire::Translation", lang);
10540
10541     // XXX: this timeout might be important :(
10542     //_config->Set("Acquire::http::Timeout", 15);
10543
10544     _config->Set("Acquire::http::MaxParallel", usermem >= 384 * 1024 * 1024 ? 16 : 3);
10545
10546     mkdir([Cache_ UTF8String], 0755);
10547     mkdir([Cache("archives") UTF8String], 0755);
10548     mkdir([Cache("archives/partial") UTF8String], 0755);
10549     _config->Set("Dir::Cache", [Cache_ UTF8String]);
10550
10551     mkdir([Cache("lists") UTF8String], 0755);
10552     mkdir([Cache("lists/partial") UTF8String], 0755);
10553     mkdir([Cache("periodic") UTF8String], 0755);
10554     _config->Set("Dir::State::Lists", [Cache("lists") UTF8String]);
10555     /* }}} */
10556     /* Color Choices {{{ */
10557     space_ = CGColorSpaceCreateDeviceRGB();
10558
10559     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10560     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10561     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10562     Folder_.Set(space_, 0x8e/255.f, 0x8e/255.f, 0x93/255.f, 1.0);
10563     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10564     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10565     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10566     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10567     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10568     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10569
10570     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10571     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10572     /* }}}*/
10573     /* UIKit Configuration {{{ */
10574     // XXX: I have a feeling this was important
10575     //UIKeyboardDisableAutomaticAppearance();
10576     /* }}} */
10577
10578     _root({
10579         chown([Cache("ApplicationCache.db") UTF8String], 501, 501);
10580         chown([Cache("Cache.db") UTF8String], 501, 501);
10581         chown([Cache("Cache.db-shm") UTF8String], 501, 501);
10582         chown([Cache("Cache.db-wal") UTF8String], 501, 501);
10583     });
10584
10585     $SBSSetInterceptsMenuButtonForever = reinterpret_cast<void (*)(bool)>(dlsym(RTLD_DEFAULT, "SBSSetInterceptsMenuButtonForever"));
10586
10587     const char *symbol(kCFCoreFoundationVersionNumber >= 800 ? "MGGetBoolAnswer" : "GSSystemHasCapability");
10588     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, symbol));
10589     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10590
10591     PulseInterval_ = fast ? 50000 : 500000;
10592
10593     Colon_ = UCLocalize("COLON_DELIMITED");
10594     Elision_ = UCLocalize("ELISION");
10595     Error_ = UCLocalize("ERROR");
10596     Warning_ = UCLocalize("WARNING");
10597
10598     _trace();
10599     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10600
10601     CGColorSpaceRelease(space_);
10602     CFRelease(Locale_);
10603
10604     [pool release];
10605     return value;
10606 }