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 <apr-1/apr_pools.h>
  87
  88 #include <sys/types.h>
  89 #include <sys/stat.h>
  90 #include <sys/sysctl.h>
  91 #include <sys/param.h>
  92 #include <sys/mount.h>
  93 #include <sys/reboot.h>
  94
  95 #include <fcntl.h>
  96 #include <notify.h>
  97 #include <dlfcn.h>
  98
  99 extern "C" {
 100 #include <mach-o/nlist.h>
 101 }
 102
 103 #include <cstdio>
 104 #include <cstdlib>
 105 #include <cstring>
 106
 107 #include <errno.h>
 108
 109 #include <Cytore.hpp>
 110 #include "Sources.h"
 111
 112 #include <CydiaSubstrate/CydiaSubstrate.h>
 113 #include "Menes/Menes.h"
 114
 115 #include "CyteKit/IndirectDelegate.h"
 116 #include "CyteKit/PerlCompatibleRegEx.hpp"
 117 #include "CyteKit/TableViewCell.h"
 118 #include "CyteKit/TabBarController.h"
 119 #include "CyteKit/WebScriptObject-Cyte.h"
 120 #include "CyteKit/WebViewController.h"
 121 #include "CyteKit/WebViewTableViewCell.h"
 122 #include "CyteKit/stringWithUTF8Bytes.h"
 123
 124 #include "Cydia/MIMEAddress.h"
 125 #include "Cydia/LoadingViewController.h"
 126 #include "Cydia/ProgressEvent.h"
 127
 128 #include "SDURLCache/SDURLCache.h"
 129 /* }}} */
 130
 131 /* Profiler {{{ */
 132 struct timeval _ltv;
 133 bool _itv;
 134
 135 #define _timestamp ({ \
 136     struct timeval tv; \
 137     gettimeofday(&tv, NULL); \
 138     tv.tv_sec * 1000000 + tv.tv_usec; \
 139 })
 140
 141 typedef std::vector<class ProfileTime *> TimeList;
 142 TimeList times_;
 143
 144 class ProfileTime {
 145   private:
 146     const char *name_;
 147     uint64_t total_;
 148     uint64_t count_;
 149
 150   public:
 151     ProfileTime(const char *name) :
 152         name_(name),
 153         total_(0)
 154     {
 155         times_.push_back(this);
 156     }
 157
 158     void AddTime(uint64_t time) {
 159         total_ += time;
 160         ++count_;
 161     }
 162
 163     void Print() {
 164         if (total_ != 0)
 165             std::cerr << std::setw(7) << count_ << ", " << std::setw(8) << total_ << " : " << name_ << std::endl;
 166         total_ = 0;
 167         count_ = 0;
 168     }
 169 };
 170
 171 class ProfileTimer {
 172   private:
 173     ProfileTime &time_;
 174     uint64_t start_;
 175
 176   public:
 177     ProfileTimer(ProfileTime &time) :
 178         time_(time),
 179         start_(_timestamp)
 180     {
 181     }
 182
 183     ~ProfileTimer() {
 184         time_.AddTime(_timestamp - start_);
 185     }
 186 };
 187
 188 void PrintTimes() {
 189     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 190         (*i)->Print();
 191     std::cerr << "========" << std::endl;
 192 }
 193
 194 #define _profile(name) { \
 195     static ProfileTime name(#name); \
 196     ProfileTimer _ ## name(name);
 197
 198 #define _end }
 199 /* }}} */
 200
 201 // XXX: I hate clang. Apple: please get over your petty hatred of GPL and fix your gcc fork
 202 #define synchronized(lock) \
 203     synchronized(static_cast<NSObject *>(lock))
 204
 205 extern NSString *Cydia_;
 206
 207 #define lprintf(args...) fprintf(stderr, args)
 208
 209 #define ForRelease 1
 210 #define TraceLogging (1 && !ForRelease)
 211 #define HistogramInsertionSort (0 && !ForRelease)
 212 #define ProfileTimes (0 && !ForRelease)
 213 #define ForSaurik (0 && !ForRelease)
 214 #define LogBrowser (0 && !ForRelease)
 215 #define TrackResize (0 && !ForRelease)
 216 #define ManualRefresh (1 && !ForRelease)
 217 #define ShowInternals (0 && !ForRelease)
 218 #define AlwaysReload (0 && !ForRelease)
 219
 220 #if !TraceLogging
 221 #undef _trace
 222 #define _trace(args...)
 223 #endif
 224
 225 #if !ProfileTimes
 226 #undef _profile
 227 #define _profile(name) {
 228 #undef _end
 229 #define _end }
 230 #define PrintTimes() do {} while (false)
 231 #endif
 232
 233 // Hash Functions/Structures {{{
 234 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 235
 236 union SplitHash {
 237     uint32_t u32;
 238     uint16_t u16[2];
 239 };
 240 // }}}
 241
 242 static void setreugid(uid_t uid, gid_t gid) {
 243     _assert(setreuid(uid, uid) != -1);
 244     _assert(setregid(gid, gid) != -1);
 245 }
 246
 247 static void setreguid(gid_t gid, uid_t uid) {
 248     _assert(setregid(gid, gid) != -1);
 249     _assert(setreuid(uid, uid) != -1);
 250 }
 251
 252 struct Root {
 253     Root() {
 254         _trace();
 255         setreugid(0, 0);
 256         _assert(pthread_setugid_np(0, 0) != -1);
 257         setreguid(501, 501);
 258     }
 259
 260     ~Root() {
 261         _trace();
 262         setreugid(0, 0);
 263         _assert(pthread_setugid_np(KAUTH_UID_NONE, KAUTH_GID_NONE) != -1);
 264         setreguid(501, 501);
 265     }
 266 };
 267
 268 #define _root(code) \
 269     ({ Root _root; code; })
 270
 271 static NSString *Colon_;
 272 NSString *Elision_;
 273 static NSString *Error_;
 274 static NSString *Warning_;
 275
 276 static NSString *Cache_;
 277 #define Cache(file) \
 278     [NSString stringWithFormat:@"%@/%s", Cache_, file]
 279
 280 static void (*$SBSSetInterceptsMenuButtonForever)(bool);
 281
 282 static CFStringRef (*$MGCopyAnswer)(CFStringRef);
 283
 284 static NSString *UniqueIdentifier(UIDevice *device = nil) {
 285     if (kCFCoreFoundationVersionNumber < 800) // iOS 7.x
 286         return [device ?: [UIDevice currentDevice] uniqueIdentifier];
 287     else
 288         return [(id)$MGCopyAnswer(CFSTR("UniqueDeviceID")) autorelease];
 289 }
 290
 291 static bool IsReachable(const char *name) {
 292     SCNetworkReachabilityFlags flags; {
 293         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, name));
 294         SCNetworkReachabilityGetFlags(reachability, &flags);
 295         CFRelease(reachability);
 296     }
 297
 298     // XXX: this elaborate mess is what Apple is using to determine this? :(
 299     // XXX: do we care if the user has to intervene? maybe that's ok?
 300     return
 301         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
 302             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
 303                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
 304                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
 305             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
 306             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
 307         )
 308     ;
 309 }
 310
 311 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 312
 313 static _finline NSString *CydiaURL(NSString *path) {
 314     char page[26];
 315     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 316     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 317     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 318     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 319     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 320     page[25] = '\0';
 321     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 322 }
 323
 324 static void ReapZombie(pid_t pid) {
 325     int status;
 326   wait:
 327     if (waitpid(pid, &status, 0) == -1)
 328         if (errno == EINTR)
 329             goto wait;
 330         else _assert(false);
 331 }
 332
 333 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 334     int notify_token;
 335     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 336         notify_set_state(notify_token, newStatus);
 337         notify_cancel(notify_token);
 338     }
 339     notify_post("com.saurik.Cydia.status");
 340 }
 341
 342 static CGFloat CYStatusBarHeight() {
 343     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 344     return UIInterfaceOrientationIsPortrait([[UIApplication sharedApplication] statusBarOrientation]) ? size.height : size.width;
 345 }
 346
 347 /* NSForcedOrderingSearch doesn't work on the iPhone */
 348 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 349 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 350 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 351
 352 /* Insertion Sort {{{ */
 353
 354 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 355     const char *ptr = (const char *)list;
 356     while (0 < count) {
 357         CFIndex half = count / 2;
 358         const char *probe = ptr + elementSize * half;
 359         CFComparisonResult cr = comparator(element, probe, context);
 360     if (0 == cr) return (probe - (const char *)list) / elementSize;
 361         ptr = (cr < 0) ? ptr : probe + elementSize;
 362         count = (cr < 0) ? half : (half + (count & 1) - 1);
 363     }
 364     return (ptr - (const char *)list) / elementSize;
 365 }
 366
 367 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 368     const char *ptr = (const char *)list;
 369     while (0 < count) {
 370         CFIndex half = count / 2;
 371         const char *probe = ptr + elementSize * half;
 372         CFComparisonResult cr = comparator(element, probe, context);
 373     if (0 == cr) return (probe - (const char *)list) / elementSize;
 374         ptr = (cr < 0) ? ptr : probe + elementSize;
 375         count = (cr < 0) ? half : (half + (count & 1) - 1);
 376     }
 377     return (ptr - (const char *)list) / elementSize;
 378 }
 379
 380 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 381     if (range.length == 0)
 382         return;
 383     const void **values(new const void *[range.length]);
 384     CFArrayGetValues(array, range, values);
 385
 386 #if HistogramInsertionSort > 0
 387     uint32_t total(0), *offsets(new uint32_t[range.length]);
 388 #endif
 389
 390     for (CFIndex index(1); index != range.length; ++index) {
 391         const void *value(values[index]);
 392         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 393         CFIndex correct(index);
 394         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 395 #if HistogramInsertionSort > 1
 396             NSLog(@"%@ < %@", value, values[correct - 1]);
 397 #endif
 398             if (--correct == 0)
 399                 break;
 400         }
 401         if (correct != index) {
 402             size_t offset(index - correct);
 403 #if HistogramInsertionSort
 404             total += offset;
 405             ++offsets[offset];
 406             if (offset > 10)
 407                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 408 #endif
 409             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 410             values[correct] = value;
 411         }
 412     }
 413
 414     CFArrayReplaceValues(array, range, values, range.length);
 415     delete [] values;
 416
 417 #if HistogramInsertionSort > 0
 418     for (CFIndex index(0); index != range.length; ++index)
 419         if (offsets[index] != 0)
 420             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 421     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 422     delete [] offsets;
 423 #endif
 424 }
 425
 426 /* }}} */
 427
 428 /* Apple Bug Fixes {{{ */
 429 @implementation UIWebDocumentView (Cydia)
 430
 431 - (void) _setScrollerOffset:(CGPoint)offset {
 432     UIScroller *scroller([self _scroller]);
 433
 434     CGSize size([scroller contentSize]);
 435     CGSize bounds([scroller bounds].size);
 436
 437     CGPoint max;
 438     max.x = size.width - bounds.width;
 439     max.y = size.height - bounds.height;
 440
 441     // wtf Apple?!
 442     if (max.x < 0)
 443         max.x = 0;
 444     if (max.y < 0)
 445         max.y = 0;
 446
 447     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 448     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 449
 450     [scroller setOffset:offset];
 451 }
 452
 453 @end
 454 /* }}} */
 455
 456 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 457     size_t length([self length] - state->state);
 458     if (length <= 0)
 459         return 0;
 460     else if (length > count)
 461         length = count;
 462     for (size_t i(0); i != length; ++i)
 463         objects[i] = [self item:state->state++];
 464     state->itemsPtr = objects;
 465     state->mutationsPtr = (unsigned long *) self;
 466     return length;
 467 }
 468
 469 /* Cydia NSString Additions {{{ */
 470 @interface NSString (Cydia)
 471 - (NSComparisonResult) compareByPath:(NSString *)other;
 472 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 473 @end
 474
 475 @implementation NSString (Cydia)
 476
 477 - (NSComparisonResult) compareByPath:(NSString *)other {
 478     NSString *prefix = [self commonPrefixWithString:other options:0];
 479     size_t length = [prefix length];
 480
 481     NSRange lrange = NSMakeRange(length, [self length] - length);
 482     NSRange rrange = NSMakeRange(length, [other length] - length);
 483
 484     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 485     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 486
 487     NSComparisonResult value;
 488
 489     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 490         value = NSOrderedSame;
 491     else if (lrange.location == NSNotFound)
 492         value = NSOrderedAscending;
 493     else if (rrange.location == NSNotFound)
 494         value = NSOrderedDescending;
 495     else
 496         value = NSOrderedSame;
 497
 498     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 499         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 500     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 501         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 502
 503     NSComparisonResult result = [lpath compare:rpath];
 504     return result == NSOrderedSame ? value : result;
 505 }
 506
 507 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 508     return [(id)CFURLCreateStringByAddingPercentEscapes(
 509         kCFAllocatorDefault,
 510         (CFStringRef) self,
 511         NULL,
 512         CFSTR(";/?:@&=+$,"),
 513         kCFStringEncodingUTF8
 514     ) autorelease];
 515 }
 516
 517 @end
 518 /* }}} */
 519
 520 /* C++ NSString Wrapper Cache {{{ */
 521 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 522     return size == 0 ? NULL :
 523         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 524         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 525 }
 526
 527 static _finline CFStringRef CYStringCreate(const char *data) {
 528     return CYStringCreate(data, strlen(data));
 529 }
 530
 531 class CYString {
 532   private:
 533     char *data_;
 534     size_t size_;
 535     CFStringRef cache_;
 536
 537     _finline void clear_() {
 538         if (cache_ != NULL) {
 539             CFRelease(cache_);
 540             cache_ = NULL;
 541         }
 542     }
 543
 544   public:
 545     _finline bool empty() const {
 546         return size_ == 0;
 547     }
 548
 549     _finline size_t size() const {
 550         return size_;
 551     }
 552
 553     _finline char *data() const {
 554         return data_;
 555     }
 556
 557     _finline void clear() {
 558         size_ = 0;
 559         clear_();
 560     }
 561
 562     _finline CYString() :
 563         data_(0),
 564         size_(0),
 565         cache_(NULL)
 566     {
 567     }
 568
 569     _finline ~CYString() {
 570         clear_();
 571     }
 572
 573     void operator =(const CYString &rhs) {
 574         data_ = rhs.data_;
 575         size_ = rhs.size_;
 576
 577         if (rhs.cache_ == nil)
 578             cache_ = NULL;
 579         else
 580             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 581     }
 582
 583     void copy(apr_pool_t *pool) {
 584         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 585         memcpy(temp, data_, size_);
 586         temp[size_] = '\0';
 587         data_ = temp;
 588     }
 589
 590     void set(apr_pool_t *pool, const char *data, size_t size) {
 591         if (size == 0)
 592             clear();
 593         else {
 594             clear_();
 595
 596             data_ = const_cast<char *>(data);
 597             size_ = size;
 598
 599             if (pool != NULL)
 600                 copy(pool);
 601         }
 602     }
 603
 604     _finline void set(apr_pool_t *pool, const char *data) {
 605         set(pool, data, data == NULL ? 0 : strlen(data));
 606     }
 607
 608     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 609         set(pool, rhs.data(), rhs.size());
 610     }
 611
 612     bool operator ==(const CYString &rhs) const {
 613         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 614     }
 615
 616     _finline operator CFStringRef() {
 617         if (cache_ == NULL)
 618             cache_ = CYStringCreate(data_, size_);
 619         return cache_;
 620     }
 621
 622     _finline operator id() {
 623         return (NSString *) static_cast<CFStringRef>(*this);
 624     }
 625
 626     _finline operator const char *() {
 627         return reinterpret_cast<const char *>(data_);
 628     }
 629 };
 630 /* }}} */
 631 /* C++ NSString Algorithm Adapters {{{ */
 632 extern "C" {
 633     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 634 }
 635
 636 struct NSStringMapHash :
 637     std::unary_function<NSString *, size_t>
 638 {
 639     _finline size_t operator ()(NSString *value) const {
 640         return CFStringHashNSString((CFStringRef) value);
 641     }
 642 };
 643
 644 struct NSStringMapLess :
 645     std::binary_function<NSString *, NSString *, bool>
 646 {
 647     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 648         return [lhs compare:rhs] == NSOrderedAscending;
 649     }
 650 };
 651
 652 struct NSStringMapEqual :
 653     std::binary_function<NSString *, NSString *, bool>
 654 {
 655     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 656         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 657         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 658         //[lhs isEqualToString:rhs];
 659     }
 660 };
 661 /* }}} */
 662
 663 /* CoreGraphics Primitives {{{ */
 664 class CYColor {
 665   private:
 666     CGColorRef color_;
 667
 668     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 669         CGFloat color[] = {red, green, blue, alpha};
 670         return CGColorCreate(space, color);
 671     }
 672
 673   public:
 674     CYColor() :
 675         color_(NULL)
 676     {
 677     }
 678
 679     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 680         color_(Create_(space, red, green, blue, alpha))
 681     {
 682         Set(space, red, green, blue, alpha);
 683     }
 684
 685     void Clear() {
 686         if (color_ != NULL)
 687             CGColorRelease(color_);
 688     }
 689
 690     ~CYColor() {
 691         Clear();
 692     }
 693
 694     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 695         Clear();
 696         color_ = Create_(space, red, green, blue, alpha);
 697     }
 698
 699     operator CGColorRef() {
 700         return color_;
 701     }
 702 };
 703 /* }}} */
 704
 705 /* Random Global Variables {{{ */
 706 static int PulseInterval_ = 500000;
 707
 708 static const NSString *UI_;
 709
 710 static int Finish_;
 711 static bool RestartSubstrate_;
 712 static bool UpgradeCydia_;
 713 static NSArray *Finishes_;
 714
 715 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 716 #define NotifyConfig_ "/etc/notify.conf"
 717
 718 static bool Queuing_;
 719
 720 static CYColor Blue_;
 721 static CYColor Blueish_;
 722 static CYColor Black_;
 723 static CYColor Folder_;
 724 static CYColor Off_;
 725 static CYColor White_;
 726 static CYColor Gray_;
 727 static CYColor Green_;
 728 static CYColor Purple_;
 729 static CYColor Purplish_;
 730
 731 static UIColor *InstallingColor_;
 732 static UIColor *RemovingColor_;
 733
 734 static NSString *App_;
 735
 736 static BOOL Advanced_;
 737 static BOOL Ignored_;
 738
 739 static _H<UIFont> Font12_;
 740 static _H<UIFont> Font12Bold_;
 741 static _H<UIFont> Font14_;
 742 static _H<UIFont> Font18_;
 743 static _H<UIFont> Font18Bold_;
 744 static _H<UIFont> Font22Bold_;
 745
 746 static const char *Machine_ = NULL;
 747 static _H<NSString> System_;
 748 static NSString *SerialNumber_ = nil;
 749 static NSString *ChipID_ = nil;
 750 static NSString *BBSNum_ = nil;
 751 static _H<NSString> Token_;
 752 static _H<NSString> UniqueID_;
 753 static _H<NSString> UserAgent_;
 754 static _H<NSString> Product_;
 755 static _H<NSString> Safari_;
 756
 757 static _H<NSLocale> CollationLocale_;
 758 static _H<NSArray> CollationThumbs_;
 759 static std::vector<NSInteger> CollationOffset_;
 760 static _H<NSArray> CollationTitles_;
 761 static _H<NSArray> CollationStarts_;
 762 static UTransliterator *CollationTransl_;
 763 //static Function<NSString *, NSString *> CollationModify_;
 764
 765 typedef std::basic_string<UChar> ustring;
 766 static ustring CollationString_;
 767
 768 #define CUC const ustring &str(*reinterpret_cast<const ustring *>(rep))
 769 #define UC ustring &str(*reinterpret_cast<ustring *>(rep))
 770 static struct UReplaceableCallbacks CollationUCalls_ = {
 771     .length = [](const UReplaceable *rep) -> int32_t { CUC;
 772         return str.size();
 773     },
 774
 775     .charAt = [](const UReplaceable *rep, int32_t offset) -> UChar { CUC;
 776         //fprintf(stderr, "charAt(%d) : %d\n", offset, str.size());
 777         if (offset >= str.size())
 778             return 0xffff;
 779         return str[offset];
 780     },
 781
 782     .char32At = [](const UReplaceable *rep, int32_t offset) -> UChar32 { CUC;
 783         //fprintf(stderr, "char32At(%d) : %d\n", offset, str.size());
 784         if (offset >= str.size())
 785             return 0xffff;
 786         UChar32 c;
 787         U16_GET(str.data(), 0, offset, str.size(), c);
 788         return c;
 789     },
 790
 791     .replace = [](UReplaceable *rep, int32_t start, int32_t limit, const UChar *text, int32_t length) -> void { UC;
 792         //fprintf(stderr, "replace(%d, %d, %d) : %d\n", start, limit, length, str.size());
 793         str.replace(start, limit - start, text, length);
 794     },
 795
 796     .extract = [](UReplaceable *rep, int32_t start, int32_t limit, UChar *dst) -> void { UC;
 797         //fprintf(stderr, "extract(%d, %d) : %d\n", start, limit, str.size());
 798         str.copy(dst, limit - start, start);
 799     },
 800
 801     .copy = [](UReplaceable *rep, int32_t start, int32_t limit, int32_t dest) -> void { UC;
 802         //fprintf(stderr, "copy(%d, %d, %d) : %d\n", start, limit, dest, str.size());
 803         str.replace(dest, 0, str, start, limit - start);
 804     },
 805 };
 806
 807 static CFLocaleRef Locale_;
 808 static NSArray *Languages_;
 809 static CGColorSpaceRef space_;
 810
 811 static NSDictionary *SectionMap_;
 812 static NSMutableDictionary *Metadata_;
 813 static _transient NSMutableDictionary *Settings_;
 814 static _transient NSMutableDictionary *Packages_;
 815 static _transient NSMutableDictionary *Values_;
 816 static _transient NSMutableDictionary *Sections_;
 817 _H<NSMutableDictionary> Sources_;
 818 static _transient NSNumber *Version_;
 819 bool Changed_;
 820 static time_t now_;
 821
 822 bool IsWildcat_;
 823 CGFloat ScreenScale_;
 824 static NSString *Idiom_;
 825 static _H<NSString> Firmware_;
 826 static NSString *Major_;
 827
 828 static _H<NSMutableDictionary> SessionData_;
 829 static _H<NSObject> HostConfig_;
 830 static _H<NSMutableSet> BridgedHosts_;
 831 static _H<NSMutableSet> TokenHosts_;
 832 static _H<NSMutableSet> InsecureHosts_;
 833 static _H<NSMutableSet> PipelinedHosts_;
 834 static _H<NSMutableSet> CachedURLs_;
 835
 836 static NSString *kCydiaProgressEventTypeError = @"Error";
 837 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 838 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 839 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 840 /* }}} */
 841
 842 /* Display Helpers {{{ */
 843 inline float Interpolate(float begin, float end, float fraction) {
 844     return (end - begin) * fraction + begin;
 845 }
 846
 847 static inline double Retina(double value) {
 848     value *= ScreenScale_;
 849     value = round(value);
 850     value /= ScreenScale_;
 851     return value;
 852 }
 853
 854 static inline CGRect Retina(CGRect value) {
 855     value.origin.x *= ScreenScale_;
 856     value.origin.y *= ScreenScale_;
 857     value.size.width *= ScreenScale_;
 858     value.size.height *= ScreenScale_;
 859     value = CGRectIntegral(value);
 860     value.origin.x /= ScreenScale_;
 861     value.origin.y /= ScreenScale_;
 862     value.size.width /= ScreenScale_;
 863     value.size.height /= ScreenScale_;
 864     return value;
 865 }
 866
 867 static _finline const char *StripVersion_(const char *version) {
 868     const char *colon(strchr(version, ':'));
 869     return colon == NULL ? version : colon + 1;
 870 }
 871
 872 NSString *LocalizeSection(NSString *section) {
 873     static Pcre title_r("^(.*?) \\((.*)\\)$");
 874     if (title_r(section)) {
 875         NSString *parent(title_r[1]);
 876         NSString *child(title_r[2]);
 877
 878         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 879             LocalizeSection(parent),
 880             LocalizeSection(child)
 881         ];
 882     }
 883
 884     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 885 }
 886
 887 NSString *Simplify(NSString *title) {
 888     const char *data = [title UTF8String];
 889     size_t size = [title lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
 890
 891     static Pcre square_r("^\\[(.*)\\]$");
 892     if (square_r(data, size))
 893         return Simplify(square_r[1]);
 894
 895     static Pcre paren_r("^\\((.*)\\)$");
 896     if (paren_r(data, size))
 897         return Simplify(paren_r[1]);
 898
 899     static Pcre title_r("^(.*?) \\((.*)\\)$");
 900     if (title_r(data, size))
 901         return Simplify(title_r[1]);
 902
 903     return title;
 904 }
 905 /* }}} */
 906
 907 NSString *GetLastUpdate() {
 908     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 909
 910     if (update == nil)
 911         return UCLocalize("NEVER_OR_UNKNOWN");
 912
 913     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 914     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 915
 916     CFRelease(formatter);
 917
 918     return [(NSString *) formatted autorelease];
 919 }
 920
 921 bool isSectionVisible(NSString *section) {
 922     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 923     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 924     return hidden == nil || ![hidden boolValue];
 925 }
 926
 927 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 928     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 929     if (entry == MACH_PORT_NULL)
 930         return nil;
 931
 932     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 933     IOObjectRelease(entry);
 934
 935     if (value == NULL)
 936         return nil;
 937     return [(id) value autorelease];
 938 }
 939
 940 static NSString *CYHex(NSData *data, bool reverse = false) {
 941     if (data == nil)
 942         return nil;
 943
 944     size_t length([data length]);
 945     uint8_t bytes[length];
 946     [data getBytes:bytes];
 947
 948     char string[length * 2 + 1];
 949     for (size_t i(0); i != length; ++i)
 950         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 951
 952     return [NSString stringWithUTF8String:string];
 953 }
 954
 955 @class Cydia;
 956
 957 /* Delegate Prototypes {{{ */
 958 @class Package;
 959 @class Source;
 960 @class CydiaProgressEvent;
 961
 962 @protocol DatabaseDelegate
 963 - (void) repairWithSelector:(SEL)selector;
 964 - (void) setConfigurationData:(NSString *)data;
 965 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 966 @end
 967
 968 @class CYPackageController;
 969
 970 @protocol SourceDelegate
 971 - (void) setFetch:(NSNumber *)fetch;
 972 @end
 973
 974 @protocol FetchDelegate
 975 - (bool) isSourceCancelled;
 976 - (void) startSourceFetch:(NSString *)uri;
 977 - (void) stopSourceFetch:(NSString *)uri;
 978 @end
 979
 980 @protocol CydiaDelegate
 981 - (void) returnToCydia;
 982 - (void) saveState;
 983 - (void) retainNetworkActivityIndicator;
 984 - (void) releaseNetworkActivityIndicator;
 985 - (void) clearPackage:(Package *)package;
 986 - (void) installPackage:(Package *)package;
 987 - (void) installPackages:(NSArray *)packages;
 988 - (void) removePackage:(Package *)package;
 989 - (void) beginUpdate;
 990 - (BOOL) updating;
 991 - (bool) requestUpdate;
 992 - (void) distUpgrade;
 993 - (void) loadData;
 994 - (void) updateData;
 995 - (void) _saveConfig;
 996 - (void) syncData;
 997 - (void) addSource:(NSDictionary *)source;
 998 - (void) addTrivialSource:(NSString *)href;
 999 - (UIProgressHUD *) addProgressHUD;
1000 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1001 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1002 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1003 @end
1004 /* }}} */
1005
1006 /* CancelStatus {{{ */
1007 class CancelStatus :
1008     public pkgAcquireStatus
1009 {
1010   private:
1011     bool cancelled_;
1012
1013   public:
1014     CancelStatus() :
1015         cancelled_(false)
1016     {
1017     }
1018
1019     virtual bool MediaChange(std::string media, std::string drive) {
1020         return false;
1021     }
1022
1023     virtual void IMSHit(pkgAcquire::ItemDesc &desc) {
1024         Done(desc);
1025     }
1026
1027     virtual bool Pulse_(pkgAcquire *Owner) = 0;
1028
1029     virtual bool Pulse(pkgAcquire *Owner) {
1030         if (pkgAcquireStatus::Pulse(Owner) && Pulse_(Owner))
1031             return true;
1032         else {
1033             cancelled_ = true;
1034             return false;
1035         }
1036     }
1037
1038     _finline bool WasCancelled() const {
1039         return cancelled_;
1040     }
1041 };
1042 /* }}} */
1043 /* DelegateStatus {{{ */
1044 class CydiaStatus :
1045     public CancelStatus
1046 {
1047   private:
1048     _transient NSObject<ProgressDelegate> *delegate_;
1049
1050   public:
1051     CydiaStatus() :
1052         delegate_(nil)
1053     {
1054     }
1055
1056     void setDelegate(NSObject<ProgressDelegate> *delegate) {
1057         delegate_ = delegate;
1058     }
1059
1060     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1061         NSString *name([NSString stringWithUTF8String:desc.ShortDesc.c_str()]);
1062         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItemDesc:desc]);
1063         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1064     }
1065
1066     virtual void Done(pkgAcquire::ItemDesc &desc) {
1067         NSString *name([NSString stringWithUTF8String:desc.ShortDesc.c_str()]);
1068         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItemDesc:desc]);
1069         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1070     }
1071
1072     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1073         if (
1074             desc.Owner->Status == pkgAcquire::Item::StatIdle ||
1075             desc.Owner->Status == pkgAcquire::Item::StatDone
1076         )
1077             return;
1078
1079         std::string &error(desc.Owner->ErrorText);
1080         if (error.empty())
1081             return;
1082
1083         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItemDesc:desc]);
1084         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1085     }
1086
1087     virtual bool Pulse_(pkgAcquire *Owner) {
1088         double percent(
1089             double(CurrentBytes + CurrentItems) /
1090             double(TotalBytes + TotalItems)
1091         );
1092
1093         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
1094             [NSNumber numberWithDouble:percent], @"Percent",
1095
1096             [NSNumber numberWithDouble:CurrentBytes], @"Current",
1097             [NSNumber numberWithDouble:TotalBytes], @"Total",
1098             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
1099         nil] waitUntilDone:YES];
1100
1101         return ![delegate_ isProgressCancelled];
1102     }
1103
1104     virtual void Start() {
1105         pkgAcquireStatus::Start();
1106         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1107     }
1108
1109     virtual void Stop() {
1110         pkgAcquireStatus::Stop();
1111         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1112         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1113     }
1114 };
1115 /* }}} */
1116 /* Database Interface {{{ */
1117 typedef std::map< unsigned long, _H<Source> > SourceMap;
1118
1119 @interface Database : NSObject {
1120     NSZone *zone_;
1121     apr_pool_t *pool_;
1122
1123     unsigned era_;
1124
1125     pkgCacheFile cache_;
1126     pkgDepCache::Policy *policy_;
1127     pkgRecords *records_;
1128     pkgProblemResolver *resolver_;
1129     pkgAcquire *fetcher_;
1130     FileFd *lock_;
1131     SPtr<pkgPackageManager> manager_;
1132     pkgSourceList *list_;
1133
1134     SourceMap sourceMap_;
1135     _H<NSMutableArray> sourceList_;
1136
1137     CFMutableArrayRef packages_;
1138
1139     _transient NSObject<DatabaseDelegate> *delegate_;
1140     _transient NSObject<ProgressDelegate> *progress_;
1141
1142     CydiaStatus status_;
1143
1144     int cydiafd_;
1145     int statusfd_;
1146     FILE *input_;
1147
1148     std::map<const char *, _H<NSString> > sections_;
1149 }
1150
1151 + (Database *) sharedInstance;
1152 - (unsigned) era;
1153
1154 - (void) _readCydia:(NSNumber *)fd;
1155 - (void) _readStatus:(NSNumber *)fd;
1156 - (void) _readOutput:(NSNumber *)fd;
1157
1158 - (FILE *) input;
1159
1160 - (Package *) packageWithName:(NSString *)name;
1161
1162 - (pkgCacheFile &) cache;
1163 - (pkgDepCache::Policy *) policy;
1164 - (pkgRecords *) records;
1165 - (pkgProblemResolver *) resolver;
1166 - (pkgAcquire &) fetcher;
1167 - (pkgSourceList &) list;
1168 - (NSArray *) packages;
1169 - (NSArray *) sources;
1170 - (Source *) sourceWithKey:(NSString *)key;
1171 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1172
1173 - (void) configure;
1174 - (bool) prepare;
1175 - (void) perform;
1176 - (bool) upgrade;
1177 - (void) update;
1178
1179 - (void) updateWithStatus:(CancelStatus &)status;
1180
1181 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1182
1183 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1184 - (NSObject<ProgressDelegate> *) progressDelegate;
1185
1186 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1187 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1188 - (void) resetFetch;
1189
1190 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1191
1192 @end
1193 /* }}} */
1194 /* SourceStatus {{{ */
1195 class SourceStatus :
1196     public CancelStatus
1197 {
1198   private:
1199     _transient NSObject<FetchDelegate> *delegate_;
1200     _transient Database *database_;
1201     std::set<std::string> fetches_;
1202
1203   public:
1204     SourceStatus(NSObject<FetchDelegate> *delegate, Database *database) :
1205         delegate_(delegate),
1206         database_(database)
1207     {
1208     }
1209
1210     void Set(bool fetch, const std::string &uri) {
1211         if (fetch) {
1212             if (!fetches_.insert(uri).second)
1213                 return;
1214         } else {
1215             if (fetches_.erase(uri) == 0)
1216                 return;
1217         }
1218
1219         //printf("Set(%s, %s)\n", fetch ? "true" : "false", uri.c_str());
1220         [database_ setFetch:fetch forURI:uri.c_str()];
1221     }
1222
1223     _finline void Set(bool fetch, pkgAcquire::Item *item) {
1224         /*unsigned long ID(fetch ? 1 : 0);
1225         if (item->ID == ID)
1226             return;
1227         item->ID = ID;*/
1228         Set(fetch, item->DescURI());
1229     }
1230
1231     void Log(const char *tag, pkgAcquire::Item *item) {
1232         //printf("%s(%s) S:%u Q:%u\n", tag, item->DescURI().c_str(), item->Status, item->QueueCounter);
1233     }
1234
1235     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1236         Log("Fetch", desc.Owner);
1237         Set(true, desc.Owner);
1238     }
1239
1240     virtual void Done(pkgAcquire::ItemDesc &desc) {
1241         Log("Done", desc.Owner);
1242         Set(false, desc.Owner);
1243     }
1244
1245     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1246         Log("Fail", desc.Owner);
1247         Set(false, desc.Owner);
1248     }
1249
1250     virtual bool Pulse_(pkgAcquire *Owner) {
1251         std::set<std::string> fetches;
1252         for (pkgAcquire::ItemCIterator item(Owner->ItemsBegin()); item != Owner->ItemsEnd(); ++item) {
1253             bool fetch;
1254             if ((*item)->QueueCounter == 0)
1255                 fetch = false;
1256             else switch ((*item)->Status) {
1257                 case pkgAcquire::Item::StatFetching:
1258                     fetches.insert((*item)->DescURI());
1259                     fetch = true;
1260                 break;
1261
1262                 default:
1263                     fetch = false;
1264                 break;
1265             }
1266
1267             Log(fetch ? "Pulse<true>" : "Pulse<false>", *item);
1268             Set(fetch, *item);
1269         }
1270
1271         std::vector<std::string> stops;
1272         std::set_difference(fetches_.begin(), fetches_.end(), fetches.begin(), fetches.end(), std::back_insert_iterator<std::vector<std::string>>(stops));
1273         for (std::vector<std::string>::const_iterator stop(stops.begin()); stop != stops.end(); ++stop) {
1274             //printf("Stop(%s)\n", stop->c_str());
1275             Set(false, *stop);
1276         }
1277
1278         return ![delegate_ isSourceCancelled];
1279     }
1280
1281     virtual void Stop() {
1282         pkgAcquireStatus::Stop();
1283         [database_ resetFetch];
1284     }
1285 };
1286 /* }}} */
1287 /* ProgressEvent Implementation {{{ */
1288 @implementation CydiaProgressEvent
1289
1290 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1291     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1292 }
1293
1294 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1295     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1296     [event setPackage:package];
1297     return event;
1298 }
1299
1300 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItemDesc:(pkgAcquire::ItemDesc &)desc {
1301     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1302
1303     NSString *description([NSString stringWithUTF8String:desc.Description.c_str()]);
1304     NSArray *fields([description componentsSeparatedByString:@" "]);
1305     [event setItem:fields];
1306
1307     if ([fields count] > 3) {
1308         [event setPackage:[fields objectAtIndex:2]];
1309         [event setVersion:[fields objectAtIndex:3]];
1310     }
1311
1312     [event setURL:[NSString stringWithUTF8String:desc.URI.c_str()]];
1313
1314     return event;
1315 }
1316
1317 + (NSArray *) _attributeKeys {
1318     return [NSArray arrayWithObjects:
1319         @"item",
1320         @"message",
1321         @"package",
1322         @"type",
1323         @"url",
1324         @"version",
1325     nil];
1326 }
1327
1328 - (NSArray *) attributeKeys {
1329     return [[self class] _attributeKeys];
1330 }
1331
1332 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1333     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1334 }
1335
1336 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1337     if ((self = [super init]) != nil) {
1338         message_ = message;
1339         type_ = type;
1340     } return self;
1341 }
1342
1343 - (NSString *) message {
1344     return message_;
1345 }
1346
1347 - (NSString *) type {
1348     return type_;
1349 }
1350
1351 - (NSArray *) item {
1352     return (id) item_ ?: [NSNull null];
1353 }
1354
1355 - (void) setItem:(NSArray *)item {
1356     item_ = item;
1357 }
1358
1359 - (NSString *) package {
1360     return (id) package_ ?: [NSNull null];
1361 }
1362
1363 - (void) setPackage:(NSString *)package {
1364     package_ = package;
1365 }
1366
1367 - (NSString *) url {
1368     return (id) url_ ?: [NSNull null];
1369 }
1370
1371 - (void) setURL:(NSString *)url {
1372     url_ = url;
1373 }
1374
1375 - (void) setVersion:(NSString *)version {
1376     version_ = version;
1377 }
1378
1379 - (NSString *) version {
1380     return (id) version_ ?: [NSNull null];
1381 }
1382
1383 - (NSString *) compound:(NSString *)value {
1384     if (value != nil) {
1385         NSString *mode(nil); {
1386             NSString *type([self type]);
1387             if ([type isEqualToString:kCydiaProgressEventTypeError])
1388                 mode = UCLocalize("ERROR");
1389             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1390                 mode = UCLocalize("WARNING");
1391         }
1392
1393         if (mode != nil)
1394             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1395     }
1396
1397     return value;
1398 }
1399
1400 - (NSString *) compoundMessage {
1401     return [self compound:[self message]];
1402 }
1403
1404 - (NSString *) compoundTitle {
1405     NSString *title;
1406
1407     if (package_ == nil)
1408         title = nil;
1409     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1410         title = [package name];
1411     else
1412         title = package_;
1413
1414     return [self compound:title];
1415 }
1416
1417 @end
1418 /* }}} */
1419
1420 // Cytore Definitions {{{
1421 struct PackageValue :
1422     Cytore::Block
1423 {
1424     Cytore::Offset<PackageValue> next_;
1425
1426     uint32_t index_ : 23;
1427     uint32_t subscribed_ : 1;
1428     uint32_t : 8;
1429
1430     int32_t first_;
1431     int32_t last_;
1432
1433     uint16_t vhash_;
1434     uint16_t nhash_;
1435
1436     char version_[8];
1437     char name_[];
1438 };
1439
1440 struct MetaValue :
1441     Cytore::Block
1442 {
1443     uint32_t active_;
1444     Cytore::Offset<PackageValue> packages_[1 << 16];
1445 };
1446
1447 static Cytore::File<MetaValue> MetaFile_;
1448 // }}}
1449 // Cytore Helper Functions {{{
1450 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1451     SplitHash nhash = { hashlittle(name, length) };
1452
1453     PackageValue *metadata;
1454
1455     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1456     for (;; offset = &metadata->next_) { if (offset->IsNull()) {
1457         *offset = MetaFile_.New<PackageValue>(length + 1);
1458         metadata = &MetaFile_.Get(*offset);
1459
1460         if (metadata == NULL) {
1461             if (fail != NULL)
1462                 *fail = true;
1463
1464             metadata = new PackageValue();
1465             memset(metadata, 0, sizeof(*metadata));
1466         }
1467
1468         memcpy(metadata->name_, name, length);
1469         metadata->name_[length] = '\0';
1470         metadata->nhash_ = nhash.u16[1];
1471     } else {
1472         metadata = &MetaFile_.Get(*offset);
1473         if (metadata->nhash_ != nhash.u16[1])
1474             continue;
1475         if (strncmp(metadata->name_, name, length) != 0)
1476             continue;
1477         if (metadata->name_[length] != '\0')
1478             continue;
1479     } break; }
1480
1481     return metadata;
1482 }
1483
1484 static void PackageImport(const void *key, const void *value, void *context) {
1485     bool &fail(*reinterpret_cast<bool *>(context));
1486
1487     char buffer[1024];
1488     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1489         NSLog(@"failed to import package %@", key);
1490         return;
1491     }
1492
1493     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1494     NSDictionary *package((NSDictionary *) value);
1495
1496     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1497         if ([subscribed boolValue] && !metadata->subscribed_)
1498             metadata->subscribed_ = true;
1499
1500     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1501         time_t time([date timeIntervalSince1970]);
1502         if (metadata->first_ > time || metadata->first_ == 0)
1503             metadata->first_ = time;
1504     }
1505
1506     NSDate *date([package objectForKey:@"LastSeen"]);
1507     NSString *version([package objectForKey:@"LastVersion"]);
1508
1509     if (date != nil && version != nil) {
1510         time_t time([date timeIntervalSince1970]);
1511         if (metadata->last_ < time || metadata->last_ == 0)
1512             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1513                 size_t length(strlen(buffer));
1514                 uint16_t vhash(hashlittle(buffer, length));
1515
1516                 size_t capped(std::min<size_t>(8, length));
1517                 char *latest(buffer + length - capped);
1518
1519                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1520                 metadata->vhash_ = vhash;
1521
1522                 metadata->last_ = time;
1523             }
1524     }
1525 }
1526 // }}}
1527
1528 /* Source Class {{{ */
1529 @interface Source : NSObject {
1530     unsigned era_;
1531     Database *database_;
1532     metaIndex *index_;
1533
1534     CYString depiction_;
1535     CYString description_;
1536     CYString label_;
1537     CYString origin_;
1538     CYString support_;
1539
1540     CYString uri_;
1541     CYString distribution_;
1542     CYString type_;
1543     CYString base_;
1544     CYString version_;
1545
1546     _H<NSString> host_;
1547     _H<NSString> authority_;
1548
1549     CYString defaultIcon_;
1550
1551     _H<NSMutableDictionary> record_;
1552     BOOL trusted_;
1553
1554     std::set<std::string> fetches_;
1555     std::set<std::string> files_;
1556     _transient NSObject<SourceDelegate> *delegate_;
1557 }
1558
1559 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool;
1560
1561 - (NSComparisonResult) compareByName:(Source *)source;
1562
1563 - (NSString *) depictionForPackage:(NSString *)package;
1564 - (NSString *) supportForPackage:(NSString *)package;
1565
1566 - (metaIndex *) metaIndex;
1567 - (NSDictionary *) record;
1568 - (BOOL) trusted;
1569
1570 - (NSString *) rooturi;
1571 - (NSString *) distribution;
1572 - (NSString *) type;
1573
1574 - (NSString *) key;
1575 - (NSString *) host;
1576
1577 - (NSString *) name;
1578 - (NSString *) shortDescription;
1579 - (NSString *) label;
1580 - (NSString *) origin;
1581 - (NSString *) version;
1582
1583 - (NSString *) defaultIcon;
1584 - (NSURL *) iconURL;
1585
1586 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1587 - (void) resetFetch;
1588
1589 @end
1590
1591 @implementation Source
1592
1593 + (NSString *) webScriptNameForSelector:(SEL)selector {
1594     if (false);
1595     else if (selector == @selector(addSection:))
1596         return @"addSection";
1597     else if (selector == @selector(getField:))
1598         return @"getField";
1599     else if (selector == @selector(removeSection:))
1600         return @"removeSection";
1601     else if (selector == @selector(remove))
1602         return @"remove";
1603     else
1604         return nil;
1605 }
1606
1607 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1608     return [self webScriptNameForSelector:selector] == nil;
1609 }
1610
1611 + (NSArray *) _attributeKeys {
1612     return [NSArray arrayWithObjects:
1613         @"baseuri",
1614         @"distribution",
1615         @"host",
1616         @"key",
1617         @"iconuri",
1618         @"label",
1619         @"name",
1620         @"origin",
1621         @"rooturi",
1622         @"sections",
1623         @"shortDescription",
1624         @"trusted",
1625         @"type",
1626         @"version",
1627     nil];
1628 }
1629
1630 - (NSArray *) attributeKeys {
1631     return [[self class] _attributeKeys];
1632 }
1633
1634 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1635     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1636 }
1637
1638 - (metaIndex *) metaIndex {
1639     return index_;
1640 }
1641
1642 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1643     trusted_ = index->IsTrusted();
1644
1645     uri_.set(pool, index->GetURI());
1646     distribution_.set(pool, index->GetDist());
1647     type_.set(pool, index->GetType());
1648
1649     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1650     if (dindex != NULL) {
1651         std::string file(dindex->MetaIndexURI(""));
1652         base_.set(pool, file);
1653
1654         pkgAcquire acquire;
1655         _profile(Source$setMetaIndex$GetIndexes)
1656         dindex->GetIndexes(&acquire, true);
1657         _end
1658         _profile(Source$setMetaIndex$DescURI)
1659         for (pkgAcquire::ItemIterator item(acquire.ItemsBegin()); item != acquire.ItemsEnd(); item++) {
1660             std::string file((*item)->DescURI());
1661             files_.insert(file);
1662             if (file.length() < sizeof("Packages.bz2") || file.substr(file.length() - sizeof("Packages.bz2")) != "/Packages.bz2")
1663                 continue;
1664             file = file.substr(0, file.length() - 4);
1665             files_.insert(file);
1666             files_.insert(file + ".gz");
1667             files_.insert(file + "Index");
1668         }
1669         _end
1670
1671         FileFd fd;
1672         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1673             _error->Discard();
1674         else {
1675             pkgTagFile tags(&fd);
1676
1677             pkgTagSection section;
1678             tags.Step(section);
1679
1680             struct {
1681                 const char *name_;
1682                 CYString *value_;
1683             } names[] = {
1684                 {"default-icon", &defaultIcon_},
1685                 {"depiction", &depiction_},
1686                 {"description", &description_},
1687                 {"label", &label_},
1688                 {"origin", &origin_},
1689                 {"support", &support_},
1690                 {"version", &version_},
1691             };
1692
1693             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1694                 const char *start, *end;
1695
1696                 if (section.Find(names[i].name_, start, end)) {
1697                     CYString &value(*names[i].value_);
1698                     value.set(pool, start, end - start);
1699                 }
1700             }
1701         }
1702     }
1703
1704     record_ = [Sources_ objectForKey:[self key]];
1705
1706     NSURL *url([NSURL URLWithString:uri_]);
1707
1708     host_ = [url host];
1709     if (host_ != nil)
1710         host_ = [host_ lowercaseString];
1711
1712     if (host_ != nil)
1713         authority_ = host_;
1714     else
1715         authority_ = [url path];
1716 }
1717
1718 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1719     if ((self = [super init]) != nil) {
1720         era_ = [database era];
1721         database_ = database;
1722         index_ = index;
1723
1724         _profile(Source$initWithMetaIndex$setMetaIndex)
1725         [self setMetaIndex:index inPool:pool];
1726         _end
1727     } return self;
1728 }
1729
1730 - (NSString *) getField:(NSString *)name {
1731 @synchronized (database_) {
1732     if ([database_ era] != era_ || index_ == NULL)
1733         return nil;
1734
1735     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1736     if (dindex == NULL)
1737         return nil;
1738
1739     FileFd fd;
1740     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1741          _error->Discard();
1742          return nil;
1743     }
1744
1745     pkgTagFile tags(&fd);
1746
1747     pkgTagSection section;
1748     tags.Step(section);
1749
1750     const char *start, *end;
1751     if (!section.Find([name UTF8String], start, end))
1752         return (NSString *) [NSNull null];
1753
1754     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1755 } }
1756
1757 - (NSComparisonResult) compareByName:(Source *)source {
1758     NSString *lhs = [self name];
1759     NSString *rhs = [source name];
1760
1761     if ([lhs length] != 0 && [rhs length] != 0) {
1762         unichar lhc = [lhs characterAtIndex:0];
1763         unichar rhc = [rhs characterAtIndex:0];
1764
1765         if (isalpha(lhc) && !isalpha(rhc))
1766             return NSOrderedAscending;
1767         else if (!isalpha(lhc) && isalpha(rhc))
1768             return NSOrderedDescending;
1769     }
1770
1771     return [lhs compare:rhs options:LaxCompareOptions_];
1772 }
1773
1774 - (NSString *) depictionForPackage:(NSString *)package {
1775     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1776 }
1777
1778 - (NSString *) supportForPackage:(NSString *)package {
1779     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1780 }
1781
1782 - (NSArray *) sections {
1783     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1784 }
1785
1786 - (void) _addSection:(NSString *)section {
1787     if (record_ == nil)
1788         return;
1789     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1790         if (![sections containsObject:section]) {
1791             [sections addObject:section];
1792             Changed_ = true;
1793         }
1794     } else {
1795         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1796         Changed_ = true;
1797     }
1798 }
1799
1800 - (bool) addSection:(NSString *)section {
1801     if (record_ == nil)
1802         return false;
1803
1804     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1805     return true;
1806 }
1807
1808 - (void) _removeSection:(NSString *)section {
1809     if (record_ == nil)
1810         return;
1811
1812     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1813         if ([sections containsObject:section]) {
1814             [sections removeObject:section];
1815             Changed_ = true;
1816         }
1817 }
1818
1819 - (bool) removeSection:(NSString *)section {
1820     if (record_ == nil)
1821         return false;
1822
1823     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1824     return true;
1825 }
1826
1827 - (void) _remove {
1828     [Sources_ removeObjectForKey:[self key]];
1829     Changed_ = true;
1830 }
1831
1832 - (bool) remove {
1833     bool value(record_ != nil);
1834     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1835     return value;
1836 }
1837
1838 - (NSDictionary *) record {
1839     return record_;
1840 }
1841
1842 - (BOOL) trusted {
1843     return trusted_;
1844 }
1845
1846 - (NSString *) rooturi {
1847     return uri_;
1848 }
1849
1850 - (NSString *) distribution {
1851     return distribution_;
1852 }
1853
1854 - (NSString *) type {
1855     return type_;
1856 }
1857
1858 - (NSString *) baseuri {
1859     return base_.empty() ? nil : (id) base_;
1860 }
1861
1862 - (NSString *) iconuri {
1863     if (NSString *base = [self baseuri])
1864         return [base stringByAppendingString:@"CydiaIcon.png"];
1865
1866     return nil;
1867 }
1868
1869 - (NSURL *) iconURL {
1870     if (NSString *uri = [self iconuri])
1871         return [NSURL URLWithString:uri];
1872     return nil;
1873 }
1874
1875 - (NSString *) key {
1876     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1877 }
1878
1879 - (NSString *) host {
1880     return host_;
1881 }
1882
1883 - (NSString *) name {
1884     return origin_.empty() ? (id) authority_ : origin_;
1885 }
1886
1887 - (NSString *) shortDescription {
1888     return description_;
1889 }
1890
1891 - (NSString *) label {
1892     return label_.empty() ? (id) authority_ : label_;
1893 }
1894
1895 - (NSString *) origin {
1896     return origin_;
1897 }
1898
1899 - (NSString *) version {
1900     return version_;
1901 }
1902
1903 - (NSString *) defaultIcon {
1904     return defaultIcon_;
1905 }
1906
1907 - (void) setDelegate:(NSObject<SourceDelegate> *)delegate {
1908     delegate_ = delegate;
1909 }
1910
1911 - (bool) fetch {
1912     return !fetches_.empty();
1913 }
1914
1915 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
1916     if (!fetch) {
1917         if (fetches_.erase(uri) == 0)
1918             return;
1919     } else if (files_.find(uri) == files_.end())
1920         return;
1921     else if (!fetches_.insert(uri).second)
1922         return;
1923
1924     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:[self fetch]] waitUntilDone:NO];
1925 }
1926
1927 - (void) resetFetch {
1928     fetches_.clear();
1929     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:NO];
1930 }
1931
1932 @end
1933 /* }}} */
1934 /* CydiaOperation Class {{{ */
1935 @interface CydiaOperation : NSObject {
1936     _H<NSString> operator_;
1937     _H<NSString> value_;
1938 }
1939
1940 - (NSString *) operator;
1941 - (NSString *) value;
1942
1943 @end
1944
1945 @implementation CydiaOperation
1946
1947 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1948     if ((self = [super init]) != nil) {
1949         operator_ = [NSString stringWithUTF8String:_operator];
1950         value_ = [NSString stringWithUTF8String:value];
1951     } return self;
1952 }
1953
1954 + (NSArray *) _attributeKeys {
1955     return [NSArray arrayWithObjects:
1956         @"operator",
1957         @"value",
1958     nil];
1959 }
1960
1961 - (NSArray *) attributeKeys {
1962     return [[self class] _attributeKeys];
1963 }
1964
1965 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1966     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1967 }
1968
1969 - (NSString *) operator {
1970     return operator_;
1971 }
1972
1973 - (NSString *) value {
1974     return value_;
1975 }
1976
1977 @end
1978 /* }}} */
1979 /* CydiaClause Class {{{ */
1980 @interface CydiaClause : NSObject {
1981     _H<NSString> package_;
1982     _H<CydiaOperation> version_;
1983 }
1984
1985 - (NSString *) package;
1986 - (CydiaOperation *) version;
1987
1988 @end
1989
1990 @implementation CydiaClause
1991
1992 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1993     if ((self = [super init]) != nil) {
1994         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1995
1996         if (const char *version = dep.TargetVer())
1997             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1998         else
1999             version_ = (id) [NSNull null];
2000     } return self;
2001 }
2002
2003 + (NSArray *) _attributeKeys {
2004     return [NSArray arrayWithObjects:
2005         @"package",
2006         @"version",
2007     nil];
2008 }
2009
2010 - (NSArray *) attributeKeys {
2011     return [[self class] _attributeKeys];
2012 }
2013
2014 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2015     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2016 }
2017
2018 - (NSString *) package {
2019     return package_;
2020 }
2021
2022 - (CydiaOperation *) version {
2023     return version_;
2024 }
2025
2026 @end
2027 /* }}} */
2028 /* CydiaRelation Class {{{ */
2029 @interface CydiaRelation : NSObject {
2030     _H<NSString> relationship_;
2031     _H<NSMutableArray> clauses_;
2032 }
2033
2034 - (NSString *) relationship;
2035 - (NSArray *) clauses;
2036
2037 @end
2038
2039 @implementation CydiaRelation
2040
2041 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
2042     if ((self = [super init]) != nil) {
2043         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
2044         clauses_ = [NSMutableArray arrayWithCapacity:8];
2045
2046         pkgCache::DepIterator start;
2047         pkgCache::DepIterator end;
2048         dep.GlobOr(start, end); // ++dep
2049
2050         _forever {
2051             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
2052
2053             // yes, seriously. (wtf?)
2054             if (start == end)
2055                 break;
2056             ++start;
2057         }
2058     } return self;
2059 }
2060
2061 + (NSArray *) _attributeKeys {
2062     return [NSArray arrayWithObjects:
2063         @"clauses",
2064         @"relationship",
2065     nil];
2066 }
2067
2068 - (NSArray *) attributeKeys {
2069     return [[self class] _attributeKeys];
2070 }
2071
2072 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2073     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2074 }
2075
2076 - (NSString *) relationship {
2077     return relationship_;
2078 }
2079
2080 - (NSArray *) clauses {
2081     return clauses_;
2082 }
2083
2084 - (void) addClause:(CydiaClause *)clause {
2085     [clauses_ addObject:clause];
2086 }
2087
2088 @end
2089 /* }}} */
2090 /* Package Class {{{ */
2091 struct ParsedPackage {
2092     CYString md5sum_;
2093     CYString tagline_;
2094
2095     CYString architecture_;
2096     CYString icon_;
2097
2098     CYString depiction_;
2099     CYString homepage_;
2100     CYString author_;
2101
2102     CYString support_;
2103 };
2104
2105 @interface Package : NSObject {
2106     uint32_t era_ : 25;
2107     @public uint32_t role_ : 3;
2108     uint32_t essential_ : 1;
2109     uint32_t obsolete_ : 1;
2110     uint32_t ignored_ : 1;
2111     uint32_t pooled_ : 1;
2112
2113     apr_pool_t *pool_;
2114
2115     uint32_t rank_;
2116
2117     _transient Database *database_;
2118
2119     pkgCache::VerIterator version_;
2120     pkgCache::PkgIterator iterator_;
2121     pkgCache::VerFileIterator file_;
2122
2123     CYString id_;
2124     CYString name_;
2125     CYString transform_;
2126
2127     CYString latest_;
2128     CYString installed_;
2129     time_t upgraded_;
2130
2131     const char *section_;
2132     _transient NSString *section$_;
2133
2134     _H<Source> source_;
2135
2136     PackageValue *metadata_;
2137     ParsedPackage *parsed_;
2138
2139     _H<NSMutableArray> tags_;
2140 }
2141
2142 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
2143 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
2144
2145 - (pkgCache::PkgIterator) iterator;
2146 - (void) parse;
2147
2148 - (NSString *) section;
2149 - (NSString *) simpleSection;
2150
2151 - (NSString *) longSection;
2152 - (NSString *) shortSection;
2153
2154 - (NSString *) uri;
2155
2156 - (MIMEAddress *) maintainer;
2157 - (size_t) size;
2158 - (NSString *) longDescription;
2159 - (NSString *) shortDescription;
2160 - (unichar) index;
2161
2162 - (PackageValue *) metadata;
2163 - (time_t) seen;
2164
2165 - (bool) subscribed;
2166 - (bool) setSubscribed:(bool)subscribed;
2167
2168 - (BOOL) ignored;
2169
2170 - (NSString *) latest;
2171 - (NSString *) installed;
2172 - (BOOL) uninstalled;
2173
2174 - (BOOL) valid;
2175 - (BOOL) upgradableAndEssential:(BOOL)essential;
2176 - (BOOL) essential;
2177 - (BOOL) broken;
2178 - (BOOL) unfiltered;
2179 - (BOOL) visible;
2180
2181 - (BOOL) half;
2182 - (BOOL) halfConfigured;
2183 - (BOOL) halfInstalled;
2184 - (BOOL) hasMode;
2185 - (NSString *) mode;
2186
2187 - (NSString *) id;
2188 - (NSString *) name;
2189 - (UIImage *) icon;
2190 - (NSString *) homepage;
2191 - (NSString *) depiction;
2192 - (MIMEAddress *) author;
2193
2194 - (NSString *) support;
2195
2196 - (NSArray *) files;
2197 - (NSArray *) warnings;
2198 - (NSArray *) applications;
2199
2200 - (Source *) source;
2201
2202 - (uint32_t) rank;
2203 - (BOOL) matches:(NSArray *)query;
2204
2205 - (BOOL) hasTag:(NSString *)tag;
2206 - (NSString *) primaryPurpose;
2207 - (NSArray *) purposes;
2208 - (bool) isCommercial;
2209
2210 - (void) setIndex:(size_t)index;
2211
2212 - (CYString &) cyname;
2213
2214 - (uint32_t) compareBySection:(NSArray *)sections;
2215
2216 - (void) install;
2217 - (void) remove;
2218
2219 @end
2220
2221 uint32_t PackageChangesRadix(Package *self, void *) {
2222     union {
2223         uint32_t key;
2224
2225         struct {
2226             uint32_t timestamp : 30;
2227             uint32_t ignored : 1;
2228             uint32_t upgradable : 1;
2229         } bits;
2230     } value;
2231
2232     bool upgradable([self upgradableAndEssential:YES]);
2233     value.bits.upgradable = upgradable ? 1 : 0;
2234
2235     if (upgradable) {
2236         value.bits.timestamp = 0;
2237         value.bits.ignored = [self ignored] ? 0 : 1;
2238         value.bits.upgradable = 1;
2239     } else {
2240         value.bits.timestamp = [self seen] >> 2;
2241         value.bits.ignored = 0;
2242         value.bits.upgradable = 0;
2243     }
2244
2245     return _not(uint32_t) - value.key;
2246 }
2247
2248 CYString &(*PackageName)(Package *self, SEL sel);
2249
2250 uint32_t PackagePrefixRadix(Package *self, void *context) {
2251     size_t offset(reinterpret_cast<size_t>(context));
2252     CYString &name(PackageName(self, @selector(cyname)));
2253
2254     size_t size(name.size());
2255     if (size == 0)
2256         return 0;
2257     char *text(name.data());
2258
2259     size_t zeros;
2260     if (!isdigit(text[0]))
2261         zeros = 0;
2262     else {
2263         size_t digits(1);
2264         while (size != digits && isdigit(text[digits]))
2265             if (++digits == 4)
2266                 break;
2267         zeros = 4 - digits;
2268     }
2269
2270     uint8_t data[4];
2271
2272     if (offset == 0 && zeros != 0) {
2273         memset(data, '0', zeros);
2274         memcpy(data + zeros, text, 4 - zeros);
2275     } else {
2276         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2277         if (size <= offset - zeros)
2278             return 0;
2279
2280         text += offset - zeros;
2281         size -= offset - zeros;
2282
2283         if (size >= 4)
2284             memcpy(data, text, 4);
2285         else {
2286             memcpy(data, text, size);
2287             memset(data + size, 0, 4 - size);
2288         }
2289
2290         for (size_t i(0); i != 4; ++i)
2291             if (isalpha(data[i]))
2292                 data[i] |= 0x20;
2293     }
2294
2295     if (offset == 0)
2296         if (data[0] == '@')
2297             data[0] = 0x7f;
2298         else
2299             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2300
2301     /* XXX: ntohl may be more honest */
2302     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2303 }
2304
2305 CFComparisonResult StringNameCompare(CFStringRef lhn, CFStringRef rhn, size_t length) {
2306     _profile(PackageNameCompare)
2307         if (lhn == NULL)
2308             return rhn == NULL ? kCFCompareEqualTo : kCFCompareLessThan;
2309         else if (rhn == NULL)
2310             return kCFCompareGreaterThan;
2311
2312         CFIndex length(CFStringGetLength(lhn));
2313
2314         _profile(PackageNameCompare$NumbersLast)
2315             if (length != 0 && CFStringGetLength(rhn) != 0) {
2316                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2317                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2318                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2319                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2320                     return lha ? kCFCompareLessThan : kCFCompareGreaterThan;
2321             }
2322         _end
2323
2324         _profile(PackageNameCompare$Compare)
2325             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, (CFLocaleRef) (id) CollationLocale_);
2326         _end
2327     _end
2328 }
2329
2330 _finline CFComparisonResult StringNameCompare(NSString *lhn, NSString*rhn, size_t length) {
2331     return StringNameCompare((CFStringRef) lhn, (CFStringRef) rhn, length);
2332 }
2333
2334 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2335     CYString &lhn(PackageName(lhs, @selector(cyname)));
2336     NSString *rhn(PackageName(rhs, @selector(cyname)));
2337     return StringNameCompare(lhn, rhn, lhn.size());
2338 }
2339
2340 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *arg) {
2341     return PackageNameCompare(*lhs, *rhs, arg);
2342 }
2343
2344 struct PackageNameOrdering :
2345     std::binary_function<Package *, Package *, bool>
2346 {
2347     _finline bool operator ()(Package *lhs, Package *rhs) const {
2348         return PackageNameCompare(lhs, rhs, NULL) == kCFCompareLessThan;
2349     }
2350 };
2351
2352 @implementation Package
2353
2354 - (NSString *) description {
2355     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2356 }
2357
2358 - (void) dealloc {
2359     if (!pooled_)
2360         apr_pool_destroy(pool_);
2361     if (parsed_ != NULL)
2362         delete parsed_;
2363     [super dealloc];
2364 }
2365
2366 + (NSString *) webScriptNameForSelector:(SEL)selector {
2367     if (false);
2368     else if (selector == @selector(clear))
2369         return @"clear";
2370     else if (selector == @selector(getField:))
2371         return @"getField";
2372     else if (selector == @selector(getRecord))
2373         return @"getRecord";
2374     else if (selector == @selector(hasTag:))
2375         return @"hasTag";
2376     else if (selector == @selector(install))
2377         return @"install";
2378     else if (selector == @selector(remove))
2379         return @"remove";
2380     else
2381         return nil;
2382 }
2383
2384 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2385     return [self webScriptNameForSelector:selector] == nil;
2386 }
2387
2388 + (NSArray *) _attributeKeys {
2389     return [NSArray arrayWithObjects:
2390         @"applications",
2391         @"architecture",
2392         @"author",
2393         @"depiction",
2394         @"essential",
2395         @"homepage",
2396         @"icon",
2397         @"id",
2398         @"installed",
2399         @"latest",
2400         @"longDescription",
2401         @"longSection",
2402         @"maintainer",
2403         @"md5sum",
2404         @"mode",
2405         @"name",
2406         @"purposes",
2407         @"relations",
2408         @"section",
2409         @"selection",
2410         @"shortDescription",
2411         @"shortSection",
2412         @"simpleSection",
2413         @"size",
2414         @"source",
2415         @"state",
2416         @"support",
2417         @"tags",
2418         @"upgraded",
2419         @"warnings",
2420     nil];
2421 }
2422
2423 - (NSArray *) attributeKeys {
2424     return [[self class] _attributeKeys];
2425 }
2426
2427 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2428     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2429 }
2430
2431 - (NSArray *) relations {
2432 @synchronized (database_) {
2433     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2434     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2435         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2436     return relations;
2437 } }
2438
2439 - (NSString *) architecture {
2440     [self parse];
2441 @synchronized (database_) {
2442     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2443 } }
2444
2445 - (NSString *) getField:(NSString *)name {
2446 @synchronized (database_) {
2447     if ([database_ era] != era_ || file_.end())
2448         return nil;
2449
2450     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2451
2452     const char *start, *end;
2453     if (!parser.Find([name UTF8String], start, end))
2454         return (NSString *) [NSNull null];
2455
2456     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2457 } }
2458
2459 - (NSString *) getRecord {
2460 @synchronized (database_) {
2461     if ([database_ era] != era_ || file_.end())
2462         return nil;
2463
2464     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2465
2466     const char *start, *end;
2467     parser.GetRec(start, end);
2468
2469     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2470 } }
2471
2472 - (void) parse {
2473     if (parsed_ != NULL)
2474         return;
2475 @synchronized (database_) {
2476     if ([database_ era] != era_ || file_.end())
2477         return;
2478
2479     ParsedPackage *parsed(new ParsedPackage);
2480     parsed_ = parsed;
2481
2482     _profile(Package$parse)
2483         pkgRecords::Parser *parser;
2484
2485         _profile(Package$parse$Lookup)
2486             parser = &[database_ records]->Lookup(file_);
2487         _end
2488
2489         CYString bugs;
2490         CYString website;
2491
2492         _profile(Package$parse$Find)
2493             struct {
2494                 const char *name_;
2495                 CYString *value_;
2496             } names[] = {
2497                 {"architecture", &parsed->architecture_},
2498                 {"icon", &parsed->icon_},
2499                 {"depiction", &parsed->depiction_},
2500                 {"homepage", &parsed->homepage_},
2501                 {"website", &website},
2502                 {"bugs", &bugs},
2503                 {"support", &parsed->support_},
2504                 {"author", &parsed->author_},
2505                 {"md5sum", &parsed->md5sum_},
2506             };
2507
2508             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2509                 const char *start, *end;
2510
2511                 if (parser->Find(names[i].name_, start, end)) {
2512                     CYString &value(*names[i].value_);
2513                     _profile(Package$parse$Value)
2514                         value.set(pool_, start, end - start);
2515                     _end
2516                 }
2517             }
2518         _end
2519
2520         _profile(Package$parse$Tagline)
2521             const char *start, *end;
2522             if (parser->ShortDesc(start, end)) {
2523                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2524                 if (stop == NULL)
2525                     stop = end;
2526                 while (stop != start && stop[-1] == '\r')
2527                     --stop;
2528                 parsed->tagline_.set(pool_, start, stop - start);
2529             }
2530         _end
2531
2532         _profile(Package$parse$Retain)
2533             if (parsed->homepage_.empty())
2534                 parsed->homepage_ = website;
2535             if (parsed->homepage_ == parsed->depiction_)
2536                 parsed->homepage_.clear();
2537             if (parsed->support_.empty())
2538                 parsed->support_ = bugs;
2539         _end
2540     _end
2541 } }
2542
2543 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2544     if ((self = [super init]) != nil) {
2545     _profile(Package$initWithVersion)
2546         if (pool == NULL)
2547             apr_pool_create(&pool_, NULL);
2548         else {
2549             pool_ = pool;
2550             pooled_ = true;
2551         }
2552
2553         database_ = database;
2554         era_ = [database era];
2555
2556         version_ = version;
2557
2558         pkgCache::PkgIterator iterator(version.ParentPkg());
2559         iterator_ = iterator;
2560
2561         _profile(Package$initWithVersion$Version)
2562             if (!version_.end())
2563                 file_ = version_.FileList();
2564             else {
2565                 pkgCache &cache([database_ cache]);
2566                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2567             }
2568         _end
2569
2570         _profile(Package$initWithVersion$Cache)
2571             name_.set(NULL, iterator.Display());
2572
2573             latest_.set(NULL, StripVersion_(version_.VerStr()));
2574
2575             pkgCache::VerIterator current(iterator.CurrentVer());
2576             if (!current.end())
2577                 installed_.set(NULL, StripVersion_(current.VerStr()));
2578         _end
2579
2580         _profile(Package$initWithVersion$Transliterate) do {
2581             if (CollationTransl_ == NULL)
2582                 break;
2583             if (name_.empty())
2584                 break;
2585
2586             _profile(Package$initWithVersion$Transliterate$utf8)
2587             const uint8_t *data(reinterpret_cast<const uint8_t *>(name_.data()));
2588             for (size_t i(0), e(name_.size()); i != e; ++i)
2589                 if (data[i] >= 0x80)
2590                     goto extended;
2591             break; extended:;
2592             _end
2593
2594             UErrorCode code(U_ZERO_ERROR);
2595             int32_t length;
2596
2597             _profile(Package$initWithVersion$Transliterate$u_strFromUTF8WithSub)
2598             CollationString_.resize(name_.size());
2599             u_strFromUTF8WithSub(&CollationString_[0], CollationString_.size(), &length, name_.data(), name_.size(), 0xfffd, NULL, &code);
2600             if (!U_SUCCESS(code))
2601                 break;
2602             CollationString_.resize(length);
2603             _end
2604
2605             _profile(Package$initWithVersion$Transliterate$utrans_trans)
2606             length = CollationString_.size();
2607             utrans_trans(CollationTransl_, reinterpret_cast<UReplaceable *>(&CollationString_), &CollationUCalls_, 0, &length, &code);
2608             if (!U_SUCCESS(code))
2609                 break;
2610             _assert(CollationString_.size() == length);
2611             _end
2612
2613             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$preflight)
2614             u_strToUTF8WithSub(NULL, 0, &length, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2615             if (code == U_BUFFER_OVERFLOW_ERROR)
2616                 code = U_ZERO_ERROR;
2617             else if (!U_SUCCESS(code))
2618                 break;
2619             _end
2620
2621             char *transform;
2622             _profile(Package$initWithVersion$Transliterate$apr_palloc)
2623             transform = static_cast<char *>(apr_palloc(pool_, length));
2624             _end
2625             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$transform)
2626             u_strToUTF8WithSub(transform, length, NULL, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2627             if (!U_SUCCESS(code))
2628                 break;
2629             _end
2630
2631             transform_.set(NULL, transform, length);
2632         } while (false); _end
2633
2634         _profile(Package$initWithVersion$Tags)
2635             pkgCache::TagIterator tag(iterator.TagList());
2636             if (!tag.end()) {
2637                 tags_ = [NSMutableArray arrayWithCapacity:8];
2638
2639                 goto tag; for (; !tag.end(); ++tag) tag: {
2640                     const char *name(tag.Name());
2641                     NSString *string((NSString *) CYStringCreate(name));
2642                     if (string == nil)
2643                         continue;
2644
2645                     [tags_ addObject:[string autorelease]];
2646
2647                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2648                         if (strcmp(name + 6, "enduser") == 0)
2649                             role_ = 1;
2650                         else if (strcmp(name + 6, "hacker") == 0)
2651                             role_ = 2;
2652                         else if (strcmp(name + 6, "developer") == 0)
2653                             role_ = 3;
2654                         else if (strcmp(name + 6, "cydia") == 0)
2655                             role_ = 7;
2656                         else
2657                             role_ = 4;
2658                     }
2659
2660                     if (strncmp(name, "cydia::", 7) == 0) {
2661                         if (strcmp(name + 7, "essential") == 0)
2662                             essential_ = true;
2663                         else if (strcmp(name + 7, "obsolete") == 0)
2664                             obsolete_ = true;
2665                     }
2666                 }
2667             }
2668         _end
2669
2670         _profile(Package$initWithVersion$Metadata)
2671             const char *mixed(iterator.Name());
2672             size_t size(strlen(mixed));
2673             static const size_t prefix(sizeof("/var/lib/dpkg/info/") - 1);
2674             char lower[prefix + size + 5 + 1];
2675
2676             for (size_t i(0); i != size; ++i)
2677                 lower[prefix + i] = mixed[i] | 0x20;
2678
2679             if (!installed_.empty()) {
2680                 memcpy(lower, "/var/lib/dpkg/info/", prefix);
2681                 memcpy(lower + prefix + size, ".list", 6);
2682                 struct stat info;
2683                 if (stat(lower, &info) != -1)
2684                     upgraded_ = info.st_birthtime;
2685             }
2686
2687             PackageValue *metadata(PackageFind(lower + prefix, size));
2688             metadata_ = metadata;
2689
2690             id_.set(NULL, metadata->name_, size);
2691
2692             const char *latest(version_.VerStr());
2693             size_t length(strlen(latest));
2694
2695             uint16_t vhash(hashlittle(latest, length));
2696
2697             size_t capped(std::min<size_t>(8, length));
2698             latest = latest + length - capped;
2699
2700             if (metadata->first_ == 0)
2701                 metadata->first_ = now_;
2702
2703             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2704                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2705                 metadata->vhash_ = vhash;
2706                 metadata->last_ = now_;
2707             } else if (metadata->last_ == 0)
2708                 metadata->last_ = metadata->first_;
2709         _end
2710
2711         _profile(Package$initWithVersion$Section)
2712             section_ = version_.Section();
2713         _end
2714
2715         _profile(Package$initWithVersion$Flags)
2716             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2717             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2718         _end
2719     _end } return self;
2720 }
2721
2722 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2723     pkgCache::VerIterator version;
2724
2725     _profile(Package$packageWithIterator$GetCandidateVer)
2726         version = [database policy]->GetCandidateVer(iterator);
2727     _end
2728
2729     if (version.end())
2730         return nil;
2731
2732     Package *package;
2733
2734     _profile(Package$packageWithIterator$Allocate)
2735         package = [Package allocWithZone:zone];
2736     _end
2737
2738     _profile(Package$packageWithIterator$Initialize)
2739         package = [package
2740             initWithVersion:version
2741             withZone:zone
2742             inPool:pool
2743             database:database
2744         ];
2745     _end
2746
2747     _profile(Package$packageWithIterator$Autorelease)
2748         package = [package autorelease];
2749     _end
2750
2751     return package;
2752 }
2753
2754 - (pkgCache::PkgIterator) iterator {
2755     return iterator_;
2756 }
2757
2758 - (NSString *) section {
2759     if (section$_ == nil) {
2760         if (section_ == NULL)
2761             return nil;
2762
2763         _profile(Package$section$mappedSectionForPointer)
2764             section$_ = [database_ mappedSectionForPointer:section_];
2765         _end
2766     } return section$_;
2767 }
2768
2769 - (NSString *) simpleSection {
2770     if (NSString *section = [self section])
2771         return Simplify(section);
2772     else
2773         return nil;
2774 }
2775
2776 - (NSString *) longSection {
2777     return LocalizeSection([self section]);
2778 }
2779
2780 - (NSString *) shortSection {
2781     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2782 }
2783
2784 - (NSString *) uri {
2785     return nil;
2786 #if 0
2787     pkgIndexFile *index;
2788     pkgCache::PkgFileIterator file(file_.File());
2789     if (![database_ list].FindIndex(file, index))
2790         return nil;
2791     return [NSString stringWithUTF8String:iterator_->Path];
2792     //return [NSString stringWithUTF8String:file.Site()];
2793     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2794 #endif
2795 }
2796
2797 - (MIMEAddress *) maintainer {
2798 @synchronized (database_) {
2799     if ([database_ era] != era_ || file_.end())
2800         return nil;
2801
2802     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2803     const std::string &maintainer(parser->Maintainer());
2804     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2805 } }
2806
2807 - (NSString *) md5sum {
2808     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2809 }
2810
2811 - (size_t) size {
2812 @synchronized (database_) {
2813     if ([database_ era] != era_ || version_.end())
2814         return 0;
2815
2816     return version_->InstalledSize;
2817 } }
2818
2819 - (NSString *) longDescription {
2820 @synchronized (database_) {
2821     if ([database_ era] != era_ || file_.end())
2822         return nil;
2823
2824     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2825     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2826
2827     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2828     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2829     if ([lines count] < 2)
2830         return nil;
2831
2832     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2833     for (size_t i(1), e([lines count]); i != e; ++i) {
2834         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2835         [trimmed addObject:trim];
2836     }
2837
2838     return [trimmed componentsJoinedByString:@"\n"];
2839 } }
2840
2841 - (NSString *) shortDescription {
2842     if (parsed_ != NULL)
2843         return static_cast<NSString *>(parsed_->tagline_);
2844
2845 @synchronized (database_) {
2846     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2847
2848     const char *start, *end;
2849     if (!parser.ShortDesc(start, end))
2850         return nil;
2851
2852     if (end - start > 200)
2853         end = start + 200;
2854
2855     /*
2856     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2857         end = stop;
2858
2859     while (end != start && end[-1] == '\r')
2860         --end;
2861     */
2862
2863     return [(id) CYStringCreate(start, end - start) autorelease];
2864 } }
2865
2866 - (unichar) index {
2867     _profile(Package$index)
2868         CFStringRef name((CFStringRef) [self name]);
2869         if (CFStringGetLength(name) == 0)
2870             return '#';
2871         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2872         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2873             return '#';
2874         return toupper(character);
2875     _end
2876 }
2877
2878 - (PackageValue *) metadata {
2879     return metadata_;
2880 }
2881
2882 - (time_t) seen {
2883     PackageValue *metadata([self metadata]);
2884     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2885 }
2886
2887 - (bool) subscribed {
2888     return [self metadata]->subscribed_;
2889 }
2890
2891 - (bool) setSubscribed:(bool)subscribed {
2892     PackageValue *metadata([self metadata]);
2893     if (metadata->subscribed_ == subscribed)
2894         return false;
2895     metadata->subscribed_ = subscribed;
2896     return true;
2897 }
2898
2899 - (BOOL) ignored {
2900     return ignored_;
2901 }
2902
2903 - (NSString *) latest {
2904     return latest_;
2905 }
2906
2907 - (NSString *) installed {
2908     return installed_;
2909 }
2910
2911 - (BOOL) uninstalled {
2912     return installed_.empty();
2913 }
2914
2915 - (BOOL) valid {
2916     return !version_.end();
2917 }
2918
2919 - (BOOL) upgradableAndEssential:(BOOL)essential {
2920     _profile(Package$upgradableAndEssential)
2921         pkgCache::VerIterator current(iterator_.CurrentVer());
2922         if (current.end())
2923             return essential && essential_;
2924         else
2925             return !version_.end() && version_ != current;
2926     _end
2927 }
2928
2929 - (BOOL) essential {
2930     return essential_;
2931 }
2932
2933 - (BOOL) broken {
2934     return [database_ cache][iterator_].InstBroken();
2935 }
2936
2937 - (BOOL) unfiltered {
2938     _profile(Package$unfiltered$obsolete)
2939         if (_unlikely(obsolete_))
2940             return false;
2941     _end
2942
2943     _profile(Package$unfiltered$role)
2944         if (_unlikely(role_ > 3))
2945             return false;
2946     _end
2947
2948     return true;
2949 }
2950
2951 - (BOOL) visible {
2952     if (![self unfiltered])
2953         return false;
2954
2955     NSString *section;
2956
2957     _profile(Package$visible$section)
2958         section = [self section];
2959     _end
2960
2961     _profile(Package$visible$isSectionVisible)
2962         if (!isSectionVisible(section))
2963             return false;
2964     _end
2965
2966     return true;
2967 }
2968
2969 - (BOOL) half {
2970     unsigned char current(iterator_->CurrentState);
2971     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2972 }
2973
2974 - (BOOL) halfConfigured {
2975     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2976 }
2977
2978 - (BOOL) halfInstalled {
2979     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2980 }
2981
2982 - (BOOL) hasMode {
2983 @synchronized (database_) {
2984     if ([database_ era] != era_ || iterator_.end())
2985         return NO;
2986
2987     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2988     return state.Mode != pkgDepCache::ModeKeep;
2989 } }
2990
2991 - (NSString *) mode {
2992 @synchronized (database_) {
2993     if ([database_ era] != era_ || iterator_.end())
2994         return nil;
2995
2996     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2997
2998     switch (state.Mode) {
2999         case pkgDepCache::ModeDelete:
3000             if ((state.iFlags & pkgDepCache::Purge) != 0)
3001                 return @"PURGE";
3002             else
3003                 return @"REMOVE";
3004         case pkgDepCache::ModeKeep:
3005             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
3006                 return @"REINSTALL";
3007             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
3008                 return nil;*/
3009             else
3010                 return nil;
3011         case pkgDepCache::ModeInstall:
3012             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
3013                 return @"REINSTALL";
3014             else*/ switch (state.Status) {
3015                 case -1:
3016                     return @"DOWNGRADE";
3017                 case 0:
3018                     return @"INSTALL";
3019                 case 1:
3020                     return @"UPGRADE";
3021                 case 2:
3022                     return @"NEW_INSTALL";
3023                 _nodefault
3024             }
3025         _nodefault
3026     }
3027 } }
3028
3029 - (NSString *) id {
3030     return id_;
3031 }
3032
3033 - (NSString *) name {
3034     return name_.empty() ? id_ : name_;
3035 }
3036
3037 - (UIImage *) icon {
3038     NSString *section = [self simpleSection];
3039
3040     UIImage *icon(nil);
3041     if (parsed_ != NULL)
3042         if (NSString *href = parsed_->icon_)
3043             if ([href hasPrefix:@"file:///"])
3044                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3045     if (icon == nil) if (section != nil)
3046         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
3047     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
3048         if ([dicon hasPrefix:@"file:///"])
3049             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3050     if (icon == nil)
3051         icon = [UIImage imageNamed:@"unknown.png"];
3052     return icon;
3053 }
3054
3055 - (NSString *) homepage {
3056     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
3057 }
3058
3059 - (NSString *) depiction {
3060     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
3061 }
3062
3063 - (MIMEAddress *) author {
3064     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
3065 }
3066
3067 - (NSString *) support {
3068     return parsed_ != NULL && !parsed_->support_.empty() ? parsed_->support_ : [[self source] supportForPackage:id_];
3069 }
3070
3071 - (NSArray *) files {
3072     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
3073     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
3074
3075     std::ifstream fin;
3076     fin.open([path UTF8String]);
3077     if (!fin.is_open())
3078         return nil;
3079
3080     std::string line;
3081     while (std::getline(fin, line))
3082         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
3083
3084     return files;
3085 }
3086
3087 - (NSString *) state {
3088 @synchronized (database_) {
3089     if ([database_ era] != era_ || file_.end())
3090         return nil;
3091
3092     switch (iterator_->CurrentState) {
3093         case pkgCache::State::NotInstalled:
3094             return @"NotInstalled";
3095         case pkgCache::State::UnPacked:
3096             return @"UnPacked";
3097         case pkgCache::State::HalfConfigured:
3098             return @"HalfConfigured";
3099         case pkgCache::State::HalfInstalled:
3100             return @"HalfInstalled";
3101         case pkgCache::State::ConfigFiles:
3102             return @"ConfigFiles";
3103         case pkgCache::State::Installed:
3104             return @"Installed";
3105         case pkgCache::State::TriggersAwaited:
3106             return @"TriggersAwaited";
3107         case pkgCache::State::TriggersPending:
3108             return @"TriggersPending";
3109     }
3110
3111     return (NSString *) [NSNull null];
3112 } }
3113
3114 - (NSString *) selection {
3115 @synchronized (database_) {
3116     if ([database_ era] != era_ || file_.end())
3117         return nil;
3118
3119     switch (iterator_->SelectedState) {
3120         case pkgCache::State::Unknown:
3121             return @"Unknown";
3122         case pkgCache::State::Install:
3123             return @"Install";
3124         case pkgCache::State::Hold:
3125             return @"Hold";
3126         case pkgCache::State::DeInstall:
3127             return @"DeInstall";
3128         case pkgCache::State::Purge:
3129             return @"Purge";
3130     }
3131
3132     return (NSString *) [NSNull null];
3133 } }
3134
3135 - (NSArray *) warnings {
3136 @synchronized (database_) {
3137     if ([database_ era] != era_ || file_.end())
3138         return nil;
3139
3140     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
3141     const char *name(iterator_.Name());
3142
3143     size_t length(strlen(name));
3144     if (length < 2) invalid:
3145         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
3146     else for (size_t i(0); i != length; ++i)
3147         if (
3148             /* XXX: technically this is not allowed */
3149             (name[i] < 'A' || name[i] > 'Z') &&
3150             (name[i] < 'a' || name[i] > 'z') &&
3151             (name[i] < '0' || name[i] > '9') &&
3152             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
3153         ) goto invalid;
3154
3155     if (strcmp(name, "cydia") != 0) {
3156         bool cydia = false;
3157         bool user = false;
3158         bool _private = false;
3159         bool stash = false;
3160         bool dsstore = false;
3161
3162         bool repository = [[self section] isEqualToString:@"Repositories"];
3163
3164         if (NSArray *files = [self files])
3165             for (NSString *file in files)
3166                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
3167                     cydia = true;
3168                 else if (!user && [file isEqualToString:@"/User"])
3169                     user = true;
3170                 else if (!_private && [file isEqualToString:@"/private"])
3171                     _private = true;
3172                 else if (!stash && [file isEqualToString:@"/var/stash"])
3173                     stash = true;
3174                 else if (!dsstore && [file hasSuffix:@"/.DS_Store"])
3175                     dsstore = true;
3176
3177         /* XXX: this is not sensitive enough. only some folders are valid. */
3178         if (cydia && !repository)
3179             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
3180         if (user)
3181             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
3182         if (_private)
3183             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
3184         if (stash)
3185             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
3186         if (dsstore)
3187             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @".DS_Store"]];
3188     }
3189
3190     return [warnings count] == 0 ? nil : warnings;
3191 } }
3192
3193 - (NSArray *) applications {
3194     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
3195
3196     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
3197
3198     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
3199     if (NSArray *files = [self files])
3200         for (NSString *file in files)
3201             if (application_r(file)) {
3202                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
3203                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
3204                 if ([id isEqualToString:me])
3205                     continue;
3206
3207                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
3208                 if (display == nil)
3209                     display = application_r[1];
3210
3211                 NSString *bundle([file stringByDeletingLastPathComponent]);
3212                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
3213                 // XXX: maybe this should check if this is really a string, not just for length
3214                 if (icon == nil || ![icon respondsToSelector:@selector(length)] || [icon length] == 0)
3215                     icon = @"icon.png";
3216                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
3217
3218                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
3219                 [applications addObject:application];
3220
3221                 [application addObject:id];
3222                 [application addObject:display];
3223                 [application addObject:url];
3224             }
3225
3226     return [applications count] == 0 ? nil : applications;
3227 }
3228
3229 - (Source *) source {
3230     if (source_ == nil) {
3231         @synchronized (database_) {
3232             if ([database_ era] != era_ || file_.end())
3233                 source_ = (Source *) [NSNull null];
3234             else
3235                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
3236         }
3237     }
3238
3239     return source_ == (Source *) [NSNull null] ? nil : source_;
3240 }
3241
3242 - (time_t) upgraded {
3243     return upgraded_;
3244 }
3245
3246 - (uint32_t) recent {
3247     return std::numeric_limits<uint32_t>::max() - upgraded_;
3248 }
3249
3250 - (uint32_t) rank {
3251     return rank_;
3252 }
3253
3254 - (BOOL) matches:(NSArray *)query {
3255     if (query == nil || [query count] == 0)
3256         return NO;
3257
3258     rank_ = 0;
3259
3260     NSString *string;
3261     NSRange range;
3262     NSUInteger length;
3263
3264     string = [self name];
3265     length = [string length];
3266
3267     if (length != 0)
3268     for (NSString *term in query) {
3269         range = [string rangeOfString:term options:MatchCompareOptions_];
3270         if (range.location != NSNotFound)
3271             rank_ -= 6 * 1000000 / length;
3272     }
3273
3274     if (rank_ == 0) {
3275         string = [self id];
3276         length = [string length];
3277
3278         if (length != 0)
3279         for (NSString *term in query) {
3280             range = [string rangeOfString:term options:MatchCompareOptions_];
3281             if (range.location != NSNotFound)
3282                 rank_ -= 6 * 1000000 / length;
3283         }
3284     }
3285
3286     string = [self shortDescription];
3287     length = [string length];
3288     NSUInteger stop(std::min<NSUInteger>(length, 200));
3289
3290     if (length != 0)
3291     for (NSString *term in query) {
3292         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
3293         if (range.location != NSNotFound)
3294             rank_ -= 2 * 100000;
3295     }
3296
3297     return rank_ != 0;
3298 }
3299
3300 - (NSArray *) tags {
3301     return tags_;
3302 }
3303
3304 - (BOOL) hasTag:(NSString *)tag {
3305     return tags_ == nil ? NO : [tags_ containsObject:tag];
3306 }
3307
3308 - (NSString *) primaryPurpose {
3309     for (NSString *tag in (NSArray *) tags_)
3310         if ([tag hasPrefix:@"purpose::"])
3311             return [tag substringFromIndex:9];
3312     return nil;
3313 }
3314
3315 - (NSArray *) purposes {
3316     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3317     for (NSString *tag in (NSArray *) tags_)
3318         if ([tag hasPrefix:@"purpose::"])
3319             [purposes addObject:[tag substringFromIndex:9]];
3320     return [purposes count] == 0 ? nil : purposes;
3321 }
3322
3323 - (bool) isCommercial {
3324     return [self hasTag:@"cydia::commercial"];
3325 }
3326
3327 - (void) setIndex:(size_t)index {
3328     if (metadata_->index_ != index)
3329         metadata_->index_ = index;
3330 }
3331
3332 - (CYString &) cyname {
3333     return !transform_.empty() ? transform_ : !name_.empty() ? name_ : id_;
3334 }
3335
3336 - (uint32_t) compareBySection:(NSArray *)sections {
3337     NSString *section([self section]);
3338     for (size_t i(0), e([sections count]); i != e; ++i) {
3339         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3340             return i;
3341     }
3342
3343     return _not(uint32_t);
3344 }
3345
3346 - (void) clear {
3347 @synchronized (database_) {
3348     pkgProblemResolver *resolver = [database_ resolver];
3349     resolver->Clear(iterator_);
3350
3351     pkgCacheFile &cache([database_ cache]);
3352     cache->SetReInstall(iterator_, false);
3353     cache->MarkKeep(iterator_, false);
3354 } }
3355
3356 - (void) install {
3357 @synchronized (database_) {
3358     pkgProblemResolver *resolver = [database_ resolver];
3359     resolver->Clear(iterator_);
3360     resolver->Protect(iterator_);
3361
3362     pkgCacheFile &cache([database_ cache]);
3363     cache->SetReInstall(iterator_, false);
3364     cache->MarkInstall(iterator_, false);
3365
3366     pkgDepCache::StateCache &state((*cache)[iterator_]);
3367     if (!state.Install())
3368         cache->SetReInstall(iterator_, true);
3369 } }
3370
3371 - (void) remove {
3372 @synchronized (database_) {
3373     pkgProblemResolver *resolver = [database_ resolver];
3374     resolver->Clear(iterator_);
3375     resolver->Remove(iterator_);
3376     resolver->Protect(iterator_);
3377
3378     pkgCacheFile &cache([database_ cache]);
3379     cache->SetReInstall(iterator_, false);
3380     cache->MarkDelete(iterator_, true);
3381 } }
3382
3383 @end
3384 /* }}} */
3385 /* Section Class {{{ */
3386 @interface Section : NSObject {
3387     _H<NSString> name_;
3388     size_t row_;
3389     size_t count_;
3390     _H<NSString> localized_;
3391 }
3392
3393 - (NSComparisonResult) compareByLocalized:(Section *)section;
3394 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3395 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3396 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3397
3398 - (NSString *) name;
3399 - (void) setName:(NSString *)name;
3400
3401 - (size_t) row;
3402 - (size_t) count;
3403
3404 - (void) addToRow;
3405 - (void) addToCount;
3406
3407 - (void) setCount:(size_t)count;
3408 - (NSString *) localized;
3409
3410 @end
3411
3412 @implementation Section
3413
3414 - (NSComparisonResult) compareByLocalized:(Section *)section {
3415     NSString *lhs(localized_);
3416     NSString *rhs([section localized]);
3417
3418     /*if ([lhs length] != 0 && [rhs length] != 0) {
3419         unichar lhc = [lhs characterAtIndex:0];
3420         unichar rhc = [rhs characterAtIndex:0];
3421
3422         if (isalpha(lhc) && !isalpha(rhc))
3423             return NSOrderedAscending;
3424         else if (!isalpha(lhc) && isalpha(rhc))
3425             return NSOrderedDescending;
3426     }*/
3427
3428     return [lhs compare:rhs options:LaxCompareOptions_];
3429 }
3430
3431 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3432     if ((self = [self initWithName:name localize:NO]) != nil) {
3433         if (localized != nil)
3434             localized_ = localized;
3435     } return self;
3436 }
3437
3438 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3439     return [self initWithName:name row:0 localize:localize];
3440 }
3441
3442 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3443     if ((self = [super init]) != nil) {
3444         name_ = name;
3445         row_ = row;
3446         if (localize)
3447             localized_ = LocalizeSection(name_);
3448     } return self;
3449 }
3450
3451 - (NSString *) name {
3452     return name_;
3453 }
3454
3455 - (void) setName:(NSString *)name {
3456     name_ = name;
3457 }
3458
3459 - (size_t) row {
3460     return row_;
3461 }
3462
3463 - (size_t) count {
3464     return count_;
3465 }
3466
3467 - (void) addToRow {
3468     ++row_;
3469 }
3470
3471 - (void) addToCount {
3472     ++count_;
3473 }
3474
3475 - (void) setCount:(size_t)count {
3476     count_ = count;
3477 }
3478
3479 - (NSString *) localized {
3480     return localized_;
3481 }
3482
3483 @end
3484 /* }}} */
3485
3486 class CydiaLogCleaner :
3487     public pkgArchiveCleaner
3488 {
3489   protected:
3490     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3491         unlink(File);
3492     }
3493 };
3494
3495 /* Database Implementation {{{ */
3496 @implementation Database
3497
3498 + (Database *) sharedInstance {
3499     static _H<Database> instance;
3500     if (instance == nil)
3501         instance = [[[Database alloc] init] autorelease];
3502     return instance;
3503 }
3504
3505 - (unsigned) era {
3506     return era_;
3507 }
3508
3509 - (void) releasePackages {
3510     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3511     CFArrayRemoveAllValues(packages_);
3512 }
3513
3514 - (void) dealloc {
3515     // XXX: actually implement this thing
3516     _assert(false);
3517     [self releasePackages];
3518     apr_pool_destroy(pool_);
3519     NSRecycleZone(zone_);
3520     [super dealloc];
3521 }
3522
3523 - (void) _readCydia:(NSNumber *)fd {
3524     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3525     std::istream is(&ib);
3526     std::string line;
3527
3528     static Pcre finish_r("^finish:([^:]*)$");
3529
3530     while (std::getline(is, line)) {
3531         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3532
3533         const char *data(line.c_str());
3534         size_t size = line.size();
3535         lprintf("C:%s\n", data);
3536
3537         if (finish_r(data, size)) {
3538             NSString *finish = finish_r[1];
3539             int index = [Finishes_ indexOfObject:finish];
3540             if (index != INT_MAX && index > Finish_)
3541                 Finish_ = index;
3542         }
3543
3544         [pool release];
3545     }
3546
3547     _assume(false);
3548 }
3549
3550 - (void) _readStatus:(NSNumber *)fd {
3551     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3552     std::istream is(&ib);
3553     std::string line;
3554
3555     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3556     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3557
3558     while (std::getline(is, line)) {
3559         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3560
3561         const char *data(line.c_str());
3562         size_t size(line.size());
3563         lprintf("S:%s\n", data);
3564
3565         if (conffile_r(data, size)) {
3566             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3567             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3568         } else if (strncmp(data, "status: ", 8) == 0) {
3569             // status: <package>: {unpacked,half-configured,installed}
3570             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3571             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3572         } else if (strncmp(data, "processing: ", 12) == 0) {
3573             // processing: configure: config-test
3574             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3575             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3576         } else if (pmstatus_r(data, size)) {
3577             std::string type([pmstatus_r[1] UTF8String]);
3578
3579             NSString *package = pmstatus_r[2];
3580             if ([package isEqualToString:@"dpkg-exec"])
3581                 package = nil;
3582
3583             float percent([pmstatus_r[3] floatValue]);
3584             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3585
3586             NSString *string = pmstatus_r[4];
3587
3588             if (type == "pmerror") {
3589                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3590                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3591             } else if (type == "pmstatus") {
3592                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3593                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3594             } else if (type == "pmconffile")
3595                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3596             else
3597                 lprintf("E:unknown pmstatus\n");
3598         } else
3599             lprintf("E:unknown status\n");
3600
3601         [pool release];
3602     }
3603
3604     _assume(false);
3605 }
3606
3607 - (void) _readOutput:(NSNumber *)fd {
3608     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3609     std::istream is(&ib);
3610     std::string line;
3611
3612     while (std::getline(is, line)) {
3613         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3614
3615         lprintf("O:%s\n", line.c_str());
3616
3617         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3618         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3619
3620         [pool release];
3621     }
3622
3623     _assume(false);
3624 }
3625
3626 - (FILE *) input {
3627     return input_;
3628 }
3629
3630 - (Package *) packageWithName:(NSString *)name {
3631     if (name == nil)
3632         return nil;
3633 @synchronized (self) {
3634     if (static_cast<pkgDepCache *>(cache_) == NULL)
3635         return nil;
3636     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3637     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3638 } }
3639
3640 - (id) init {
3641     if ((self = [super init]) != nil) {
3642         policy_ = NULL;
3643         records_ = NULL;
3644         resolver_ = NULL;
3645         fetcher_ = NULL;
3646         lock_ = NULL;
3647
3648         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3649         apr_pool_create(&pool_, NULL);
3650
3651         size_t capacity(MetaFile_->active_);
3652         if (capacity == 0)
3653             capacity = 16384;
3654         else
3655             capacity += 1024;
3656
3657         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3658         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3659
3660         int fds[2];
3661
3662         _assert(pipe(fds) != -1);
3663         cydiafd_ = fds[1];
3664
3665         _config->Set("APT::Keep-Fds::", cydiafd_);
3666         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3667
3668         [NSThread
3669             detachNewThreadSelector:@selector(_readCydia:)
3670             toTarget:self
3671             withObject:[NSNumber numberWithInt:fds[0]]
3672         ];
3673
3674         _assert(pipe(fds) != -1);
3675         statusfd_ = fds[1];
3676
3677         [NSThread
3678             detachNewThreadSelector:@selector(_readStatus:)
3679             toTarget:self
3680             withObject:[NSNumber numberWithInt:fds[0]]
3681         ];
3682
3683         _assert(pipe(fds) != -1);
3684         _assert(dup2(fds[0], 0) != -1);
3685         _assert(close(fds[0]) != -1);
3686
3687         input_ = fdopen(fds[1], "a");
3688
3689         _assert(pipe(fds) != -1);
3690         _assert(dup2(fds[1], 1) != -1);
3691         _assert(close(fds[1]) != -1);
3692
3693         [NSThread
3694             detachNewThreadSelector:@selector(_readOutput:)
3695             toTarget:self
3696             withObject:[NSNumber numberWithInt:fds[0]]
3697         ];
3698     } return self;
3699 }
3700
3701 - (pkgCacheFile &) cache {
3702     return cache_;
3703 }
3704
3705 - (pkgDepCache::Policy *) policy {
3706     return policy_;
3707 }
3708
3709 - (pkgRecords *) records {
3710     return records_;
3711 }
3712
3713 - (pkgProblemResolver *) resolver {
3714     return resolver_;
3715 }
3716
3717 - (pkgAcquire &) fetcher {
3718     return *fetcher_;
3719 }
3720
3721 - (pkgSourceList &) list {
3722     return *list_;
3723 }
3724
3725 - (NSArray *) packages {
3726     return (NSArray *) packages_;
3727 }
3728
3729 - (NSArray *) sources {
3730     return sourceList_;
3731 }
3732
3733 - (Source *) sourceWithKey:(NSString *)key {
3734     for (Source *source in [self sources]) {
3735         if ([[source key] isEqualToString:key])
3736             return source;
3737     } return nil;
3738 }
3739
3740 - (bool) popErrorWithTitle:(NSString *)title {
3741     bool fatal(false);
3742
3743     while (!_error->empty()) {
3744         std::string error;
3745         bool warning(!_error->PopMessage(error));
3746         if (!warning)
3747             fatal = true;
3748
3749         for (;;) {
3750             size_t size(error.size());
3751             if (size == 0 || error[size - 1] != '\n')
3752                 break;
3753             error.resize(size - 1);
3754         }
3755
3756         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3757
3758         static Pcre no_pubkey("^GPG error:.* NO_PUBKEY .*$");
3759         if (warning && no_pubkey(error.c_str()))
3760             continue;
3761
3762         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3763     }
3764
3765     return fatal;
3766 }
3767
3768 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3769     return [self popErrorWithTitle:title] || !success;
3770 }
3771
3772 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3773 @synchronized (self) {
3774     ++era_;
3775
3776     [self releasePackages];
3777
3778     sourceMap_.clear();
3779     [sourceList_ removeAllObjects];
3780
3781     _error->Discard();
3782
3783     delete list_;
3784     list_ = NULL;
3785     manager_ = NULL;
3786     delete lock_;
3787     lock_ = NULL;
3788     delete fetcher_;
3789     fetcher_ = NULL;
3790     delete resolver_;
3791     resolver_ = NULL;
3792     delete records_;
3793     records_ = NULL;
3794     delete policy_;
3795     policy_ = NULL;
3796
3797     cache_.Close();
3798
3799     apr_pool_clear(pool_);
3800
3801     NSRecycleZone(zone_);
3802     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3803
3804     int chk(creat("/tmp/cydia.chk", 0644));
3805     if (chk != -1)
3806         close(chk);
3807
3808     if (invocation != nil)
3809         [invocation invoke];
3810
3811     NSString *title(UCLocalize("DATABASE"));
3812
3813     list_ = new pkgSourceList();
3814     _profile(reloadDataWithInvocation$ReadMainList)
3815     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3816         return;
3817     _end
3818
3819     _profile(reloadDataWithInvocation$Source$initWithMetaIndex)
3820     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3821         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3822         [sourceList_ addObject:object];
3823     }
3824     _end
3825
3826     _root(_system->Lock());
3827
3828     _trace();
3829     OpProgress progress;
3830     bool opened;
3831   open:
3832     _profile(reloadDataWithInvocation$pkgCacheFile)
3833         opened = cache_.Open(progress, false);
3834     _end
3835     if (!opened) {
3836         // XXX: what if there are errors, but Open() == true? this should be merged with popError:
3837         while (!_error->empty()) {
3838             std::string error;
3839             bool warning(!_error->PopMessage(error));
3840
3841             lprintf("cache_.Open():[%s]\n", error.c_str());
3842
3843             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3844
3845             SEL repair(NULL);
3846             if (false);
3847             else if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3848                 repair = @selector(configure);
3849             //else if (error == "The package lists or status file could not be parsed or opened.")
3850             //    repair = @selector(update);
3851             // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3852             // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3853             // else if (error == "Malformed Status line")
3854             // else if (error == "The list of sources could not be read.")
3855
3856             if (repair != NULL) {
3857                 _error->Discard();
3858                 [delegate_ repairWithSelector:repair];
3859                 goto open;
3860             }
3861         }
3862
3863         _system->UnLock();
3864         return;
3865     }
3866     _trace();
3867
3868     unlink("/tmp/cydia.chk");
3869
3870     now_ = [[NSDate date] timeIntervalSince1970];
3871
3872     policy_ = new pkgDepCache::Policy();
3873     records_ = new pkgRecords(cache_);
3874     resolver_ = new pkgProblemResolver(cache_);
3875     fetcher_ = new pkgAcquire(&status_);
3876     lock_ = NULL;
3877
3878     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3879         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3880         return;
3881     }
3882
3883     _profile(reloadDataWithInvocation$pkgApplyStatus)
3884     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3885         return;
3886     _end
3887
3888     if (cache_->BrokenCount() != 0) {
3889         _profile(pkgApplyStatus$pkgFixBroken)
3890         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3891             return;
3892         _end
3893
3894         if (cache_->BrokenCount() != 0) {
3895             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3896             return;
3897         }
3898
3899         _profile(pkgApplyStatus$pkgMinimizeUpgrade)
3900         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3901             return;
3902         _end
3903     }
3904
3905     for (Source *object in (id) sourceList_) {
3906         metaIndex *source([object metaIndex]);
3907         std::vector<pkgIndexFile *> *indices = source->GetIndexFiles();
3908         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3909             // XXX: this could be more intelligent
3910             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3911                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3912                 if (!cached.end())
3913                     sourceMap_[cached->ID] = object;
3914             }
3915     }
3916
3917     {
3918         /*std::vector<Package *> packages;
3919         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3920         packages_ = nil;*/
3921
3922         _profile(reloadDataWithInvocation$packageWithIterator)
3923         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3924             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3925                 //packages.push_back(package);
3926                 CFArrayAppendValue(packages_, CFRetain(package));
3927         _end
3928
3929
3930         /*if (packages.empty())
3931             packages_ = [[NSArray alloc] init];
3932         else
3933             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3934         _trace();*/
3935
3936         _profile(reloadDataWithInvocation$radix$8)
3937         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(8)];
3938         _end
3939
3940         _profile(reloadDataWithInvocation$radix$4)
3941         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3942         _end
3943
3944         _profile(reloadDataWithInvocation$radix$0)
3945         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3946         _end
3947
3948         _profile(reloadDataWithInvocation$insertion)
3949         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3950         _end
3951
3952         /*_profile(reloadDataWithInvocation$CFQSortArray)
3953         CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);
3954         _end*/
3955
3956         /*_profile(reloadDataWithInvocation$stdsort)
3957         std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3958         _end*/
3959
3960         /*_profile(reloadDataWithInvocation$CFArraySortValues)
3961         CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3962         _end*/
3963
3964         /*_profile(reloadDataWithInvocation$sortUsingFunction)
3965         [packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3966         _end*/
3967
3968
3969         size_t count(CFArrayGetCount(packages_));
3970         MetaFile_->active_ = count;
3971         for (size_t index(0); index != count; ++index)
3972             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3973     }
3974 } }
3975
3976 - (void) clear {
3977 @synchronized (self) {
3978     delete resolver_;
3979     resolver_ = new pkgProblemResolver(cache_);
3980
3981     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3982         if (!cache_[iterator].Keep())
3983             cache_->MarkKeep(iterator, false);
3984         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3985             cache_->SetReInstall(iterator, false);
3986 } }
3987
3988 - (void) configure {
3989     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3990     _trace();
3991     _root(system([dpkg UTF8String]));
3992     _trace();
3993 }
3994
3995 - (bool) clean {
3996 @synchronized (self) {
3997     // XXX: I don't remember this condition
3998     if (lock_ != NULL)
3999         return false;
4000
4001     FileFd Lock;
4002     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4003
4004     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
4005
4006     if ([self popErrorWithTitle:title])
4007         return false;
4008
4009     pkgAcquire fetcher;
4010     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
4011
4012     CydiaLogCleaner cleaner;
4013     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
4014         return false;
4015
4016     return true;
4017 } }
4018
4019 - (bool) prepare {
4020     fetcher_->Shutdown();
4021
4022     pkgRecords records(cache_);
4023
4024     lock_ = new FileFd();
4025     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4026
4027     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
4028
4029     if ([self popErrorWithTitle:title])
4030         return false;
4031
4032     pkgSourceList list;
4033     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
4034         return false;
4035
4036     manager_ = (_system->CreatePM(cache_));
4037     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
4038         return false;
4039
4040     return true;
4041 }
4042
4043 - (void) perform {
4044     bool substrate(RestartSubstrate_);
4045     RestartSubstrate_ = false;
4046
4047     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
4048
4049     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
4050         pkgSourceList list;
4051         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
4052             return;
4053         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4054             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4055     }
4056
4057     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4058
4059     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
4060         _trace();
4061         [self popErrorWithTitle:title];
4062         return;
4063     }
4064
4065     bool failed = false;
4066     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
4067         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
4068             continue;
4069         if ((*item)->Status == pkgAcquire::Item::StatIdle)
4070             continue;
4071
4072         std::string uri = (*item)->DescURI();
4073         std::string error = (*item)->ErrorText;
4074
4075         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
4076         failed = true;
4077
4078         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
4079         [delegate_ addProgressEventOnMainThread:event forTask:title];
4080     }
4081
4082     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4083
4084     if (failed) {
4085         _trace();
4086         return;
4087     }
4088
4089     if (substrate)
4090         RestartSubstrate_ = true;
4091
4092     _system->UnLock();
4093     pkgPackageManager::OrderResult result(_root(manager_->DoInstall(statusfd_)));
4094     if ([self popErrorWithTitle:title])
4095         return;
4096
4097     if (result == pkgPackageManager::Failed) {
4098         _trace();
4099         return;
4100     }
4101
4102     if (result != pkgPackageManager::Completed) {
4103         _trace();
4104         return;
4105     }
4106
4107     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
4108         pkgSourceList list;
4109         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
4110             return;
4111         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4112             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4113     }
4114
4115     if (![before isEqualToArray:after])
4116         [self update];
4117 }
4118
4119 - (bool) upgrade {
4120     NSString *title(UCLocalize("UPGRADE"));
4121     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
4122         return false;
4123     return true;
4124 }
4125
4126 - (void) update {
4127     [self updateWithStatus:status_];
4128 }
4129
4130 - (void) updateWithStatus:(CancelStatus &)status {
4131     NSString *title(UCLocalize("REFRESHING_DATA"));
4132
4133     pkgSourceList list;
4134     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
4135         return;
4136
4137     FileFd lock;
4138     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
4139     if ([self popErrorWithTitle:title])
4140         return;
4141
4142     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4143
4144     bool success(ListUpdate(status, list, PulseInterval_));
4145     if (status.WasCancelled())
4146         _error->Discard();
4147     else {
4148         [self popErrorWithTitle:title forOperation:success];
4149         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
4150         Changed_ = true;
4151     }
4152
4153     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4154 }
4155
4156 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
4157     delegate_ = delegate;
4158 }
4159
4160 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
4161     progress_ = delegate;
4162     status_.setDelegate(delegate);
4163 }
4164
4165 - (NSObject<ProgressDelegate> *) progressDelegate {
4166     return progress_;
4167 }
4168
4169 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
4170     SourceMap::const_iterator i(sourceMap_.find(file->ID));
4171     return i == sourceMap_.end() ? nil : i->second;
4172 }
4173
4174 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
4175     for (Source *source in (id) sourceList_)
4176         [source setFetch:fetch forURI:uri];
4177 }
4178
4179 - (void) resetFetch {
4180     for (Source *source in (id) sourceList_)
4181         [source resetFetch];
4182 }
4183
4184 - (NSString *) mappedSectionForPointer:(const char *)section {
4185     _H<NSString> *mapped;
4186
4187     _profile(Database$mappedSectionForPointer$Cache)
4188         mapped = &sections_[section];
4189     _end
4190
4191     if (*mapped == NULL) {
4192         size_t length(strlen(section));
4193         char spaced[length + 1];
4194
4195         _profile(Database$mappedSectionForPointer$Replace)
4196             for (size_t index(0); index != length; ++index)
4197                 spaced[index] = section[index] == '_' ? ' ' : section[index];
4198             spaced[length] = '\0';
4199         _end
4200
4201         NSString *string;
4202
4203         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
4204             string = [NSString stringWithUTF8String:spaced];
4205         _end
4206
4207         _profile(Database$mappedSectionForPointer$Map)
4208             string = [SectionMap_ objectForKey:string] ?: string;
4209         _end
4210
4211         *mapped = string;
4212     } return *mapped;
4213 }
4214
4215 @end
4216 /* }}} */
4217
4218 static _H<NSMutableSet> Diversions_;
4219
4220 @interface Diversion : NSObject {
4221     Pcre pattern_;
4222     _H<NSString> key_;
4223     _H<NSString> format_;
4224 }
4225
4226 @end
4227
4228 @implementation Diversion
4229
4230 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
4231     if ((self = [super init]) != nil) {
4232         pattern_ = [from UTF8String];
4233         key_ = from;
4234         format_ = to;
4235     } return self;
4236 }
4237
4238 - (NSString *) divert:(NSString *)url {
4239     return !pattern_(url) ? nil : pattern_->*format_;
4240 }
4241
4242 + (NSURL *) divertURL:(NSURL *)url {
4243   divert:
4244     NSString *href([url absoluteString]);
4245
4246     for (Diversion *diversion in (id) Diversions_)
4247         if (NSString *diverted = [diversion divert:href]) {
4248 #if !ForRelease
4249             NSLog(@"div: %@", diverted);
4250 #endif
4251             url = [NSURL URLWithString:diverted];
4252             goto divert;
4253         }
4254
4255     return url;
4256 }
4257
4258 - (NSString *) key {
4259     return key_;
4260 }
4261
4262 - (NSUInteger) hash {
4263     return [key_ hash];
4264 }
4265
4266 - (BOOL) isEqual:(Diversion *)object {
4267     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
4268 }
4269
4270 @end
4271
4272 @interface CydiaObject : NSObject {
4273     _H<CyteWebViewController> indirect_;
4274     _transient id delegate_;
4275 }
4276
4277 - (id) initWithDelegate:(IndirectDelegate *)indirect;
4278
4279 @end
4280
4281 @class CydiaObject;
4282
4283 @interface CydiaWebViewController : CyteWebViewController {
4284     _H<CydiaObject> cydia_;
4285 }
4286
4287 + (void) addDiversion:(Diversion *)diversion;
4288 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
4289 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
4290 - (void) setDelegate:(id)delegate;
4291
4292 @end
4293
4294 /* Web Scripting {{{ */
4295 @implementation CydiaObject
4296
4297 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4298     if ((self = [super init]) != nil) {
4299         indirect_ = (CyteWebViewController *) indirect;
4300     } return self;
4301 }
4302
4303 - (void) setDelegate:(id)delegate {
4304     delegate_ = delegate;
4305 }
4306
4307 + (NSArray *) _attributeKeys {
4308     return [NSArray arrayWithObjects:
4309         @"bbsnum",
4310         @"build",
4311         @"coreFoundationVersionNumber",
4312         @"device",
4313         @"ecid",
4314         @"firmware",
4315         @"hostname",
4316         @"idiom",
4317         @"mcc",
4318         @"mnc",
4319         @"model",
4320         @"operator",
4321         @"role",
4322         @"serial",
4323         @"token",
4324         @"version",
4325     nil];
4326 }
4327
4328 - (NSArray *) attributeKeys {
4329     return [[self class] _attributeKeys];
4330 }
4331
4332 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4333     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4334 }
4335
4336 - (NSString *) version {
4337     return Cydia_;
4338 }
4339
4340 - (NSString *) build {
4341     return System_;
4342 }
4343
4344 - (NSString *) coreFoundationVersionNumber {
4345     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4346 }
4347
4348 - (NSString *) device {
4349     return UniqueIdentifier();
4350 }
4351
4352 - (NSString *) firmware {
4353     return [[UIDevice currentDevice] systemVersion];
4354 }
4355
4356 - (NSString *) hostname {
4357     return [[UIDevice currentDevice] name];
4358 }
4359
4360 - (NSString *) idiom {
4361     return (id) Idiom_ ?: [NSNull null];
4362 }
4363
4364 - (NSString *) mcc {
4365     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4366         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4367     return nil;
4368 }
4369
4370 - (NSString *) mnc {
4371     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4372         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4373     return nil;
4374 }
4375
4376 - (NSString *) operator {
4377     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4378         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4379     return nil;
4380 }
4381
4382 - (NSString *) bbsnum {
4383     return (id) BBSNum_ ?: [NSNull null];
4384 }
4385
4386 - (NSString *) ecid {
4387     return (id) ChipID_ ?: [NSNull null];
4388 }
4389
4390 - (NSString *) serial {
4391     return SerialNumber_;
4392 }
4393
4394 - (NSString *) role {
4395     return (id) [NSNull null];
4396 }
4397
4398 - (NSString *) model {
4399     return [NSString stringWithUTF8String:Machine_];
4400 }
4401
4402 - (NSString *) token {
4403     return (id) Token_ ?: [NSNull null];
4404 }
4405
4406 + (NSString *) webScriptNameForSelector:(SEL)selector {
4407     if (false);
4408     else if (selector == @selector(addBridgedHost:))
4409         return @"addBridgedHost";
4410     else if (selector == @selector(addInsecureHost:))
4411         return @"addInsecureHost";
4412     else if (selector == @selector(addInternalRedirect::))
4413         return @"addInternalRedirect";
4414     else if (selector == @selector(addPipelinedHost:scheme:))
4415         return @"addPipelinedHost";
4416     else if (selector == @selector(addSource:::))
4417         return @"addSource";
4418     else if (selector == @selector(addTokenHost:))
4419         return @"addTokenHost";
4420     else if (selector == @selector(addTrivialSource:))
4421         return @"addTrivialSource";
4422     else if (selector == @selector(close))
4423         return @"close";
4424     else if (selector == @selector(du:))
4425         return @"du";
4426     else if (selector == @selector(stringWithFormat:arguments:))
4427         return @"format";
4428     else if (selector == @selector(getAllSources))
4429         return @"getAllSources";
4430     else if (selector == @selector(getApplicationInfo:value:))
4431         return @"getApplicationInfoValue";
4432     else if (selector == @selector(getKernelNumber:))
4433         return @"getKernelNumber";
4434     else if (selector == @selector(getKernelString:))
4435         return @"getKernelString";
4436     else if (selector == @selector(getInstalledPackages))
4437         return @"getInstalledPackages";
4438     else if (selector == @selector(getIORegistryEntry::))
4439         return @"getIORegistryEntry";
4440     else if (selector == @selector(getLocaleIdentifier))
4441         return @"getLocaleIdentifier";
4442     else if (selector == @selector(getPreferredLanguages))
4443         return @"getPreferredLanguages";
4444     else if (selector == @selector(getPackageById:))
4445         return @"getPackageById";
4446     else if (selector == @selector(getMetadataKeys))
4447         return @"getMetadataKeys";
4448     else if (selector == @selector(getMetadataValue:))
4449         return @"getMetadataValue";
4450     else if (selector == @selector(getSessionValue:))
4451         return @"getSessionValue";
4452     else if (selector == @selector(installPackages:))
4453         return @"installPackages";
4454     else if (selector == @selector(isReachable:))
4455         return @"isReachable";
4456     else if (selector == @selector(localizedStringForKey:value:table:))
4457         return @"localize";
4458     else if (selector == @selector(popViewController:))
4459         return @"popViewController";
4460     else if (selector == @selector(refreshSources))
4461         return @"refreshSources";
4462     else if (selector == @selector(registerFrame:))
4463         return @"registerFrame";
4464     else if (selector == @selector(removeButton))
4465         return @"removeButton";
4466     else if (selector == @selector(saveConfig))
4467         return @"saveConfig";
4468     else if (selector == @selector(setMetadataValue::))
4469         return @"setMetadataValue";
4470     else if (selector == @selector(setSessionValue::))
4471         return @"setSessionValue";
4472     else if (selector == @selector(substitutePackageNames:))
4473         return @"substitutePackageNames";
4474     else if (selector == @selector(scrollToBottom:))
4475         return @"scrollToBottom";
4476     else if (selector == @selector(setAllowsNavigationAction:))
4477         return @"setAllowsNavigationAction";
4478     else if (selector == @selector(setBadgeValue:))
4479         return @"setBadgeValue";
4480     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4481         return @"setButtonImage";
4482     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4483         return @"setButtonTitle";
4484     else if (selector == @selector(setHidesBackButton:))
4485         return @"setHidesBackButton";
4486     else if (selector == @selector(setHidesNavigationBar:))
4487         return @"setHidesNavigationBar";
4488     else if (selector == @selector(setNavigationBarStyle:))
4489         return @"setNavigationBarStyle";
4490     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4491         return @"setNavigationBarTintColor";
4492     else if (selector == @selector(setPasteboardString:))
4493         return @"setPasteboardString";
4494     else if (selector == @selector(setPasteboardURL:))
4495         return @"setPasteboardURL";
4496     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4497         return @"setScrollAlwaysBounceVertical";
4498     else if (selector == @selector(setScrollIndicatorStyle:))
4499         return @"setScrollIndicatorStyle";
4500     else if (selector == @selector(setToken:))
4501         return @"setToken";
4502     else if (selector == @selector(setViewportWidth:))
4503         return @"setViewportWidth";
4504     else if (selector == @selector(statfs:))
4505         return @"statfs";
4506     else if (selector == @selector(supports:))
4507         return @"supports";
4508     else if (selector == @selector(unload))
4509         return @"unload";
4510     else
4511         return nil;
4512 }
4513
4514 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4515     return [self webScriptNameForSelector:selector] == nil;
4516 }
4517
4518 - (BOOL) supports:(NSString *)feature {
4519     return [feature isEqualToString:@"window.open"];
4520 }
4521
4522 - (void) unload {
4523     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4524 }
4525
4526 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4527     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4528 }
4529
4530 - (void) setScrollIndicatorStyle:(NSString *)style {
4531     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4532 }
4533
4534 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4535     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4536 }
4537
4538 - (NSDictionary *) getApplicationInfo:(NSString *)display value:(NSString *)key {
4539     char path[1024];
4540     if (SBBundlePathForDisplayIdentifier(SBSSpringBoardServerPort(), [display UTF8String], path) != 0)
4541         return (id) [NSNull null];
4542     NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:[[NSString stringWithUTF8String:path] stringByAppendingString:@"/Info.plist"]]);
4543     if (info == nil)
4544         return (id) [NSNull null];
4545     return [info objectForKey:key];
4546 }
4547
4548 - (NSNumber *) getKernelNumber:(NSString *)name {
4549     const char *string([name UTF8String]);
4550
4551     size_t size;
4552     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4553         return (id) [NSNull null];
4554
4555     if (size != sizeof(int))
4556         return (id) [NSNull null];
4557
4558     int value;
4559     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4560         return (id) [NSNull null];
4561
4562     return [NSNumber numberWithInt:value];
4563 }
4564
4565 - (NSString *) getKernelString:(NSString *)name {
4566     const char *string([name UTF8String]);
4567
4568     size_t size;
4569     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4570         return (id) [NSNull null];
4571
4572     char value[size + 1];
4573     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4574         return (id) [NSNull null];
4575
4576     // XXX: just in case you request something ludicrous
4577     value[size] = '\0';
4578
4579     return [NSString stringWithCString:value];
4580 }
4581
4582 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4583     NSObject *value(CYIOGetValue([path UTF8String], entry));
4584
4585     if (value != nil)
4586         if ([value isKindOfClass:[NSData class]])
4587             value = CYHex((NSData *) value);
4588
4589     return value;
4590 }
4591
4592 - (NSArray *) getMetadataKeys {
4593 @synchronized (Values_) {
4594     return [Values_ allKeys];
4595 } }
4596
4597 - (void) registerFrame:(DOMHTMLIFrameElement *)iframe {
4598     WebFrame *frame([iframe contentFrame]);
4599     [indirect_ registerFrame:frame];
4600 }
4601
4602 - (id) getMetadataValue:(NSString *)key {
4603 @synchronized (Values_) {
4604     return [Values_ objectForKey:key];
4605 } }
4606
4607 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4608 @synchronized (Values_) {
4609     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4610         [Values_ removeObjectForKey:key];
4611     else
4612         [Values_ setObject:value forKey:key];
4613
4614     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4615 } }
4616
4617 - (id) getSessionValue:(NSString *)key {
4618 @synchronized (SessionData_) {
4619     return [SessionData_ objectForKey:key];
4620 } }
4621
4622 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4623 @synchronized (SessionData_) {
4624     if (value == (id) [WebUndefined undefined])
4625         [SessionData_ removeObjectForKey:key];
4626     else
4627         [SessionData_ setObject:value forKey:key];
4628 } }
4629
4630 - (void) addBridgedHost:(NSString *)host {
4631 @synchronized (HostConfig_) {
4632     [BridgedHosts_ addObject:host];
4633 } }
4634
4635 - (void) addInsecureHost:(NSString *)host {
4636 @synchronized (HostConfig_) {
4637     [InsecureHosts_ addObject:host];
4638 } }
4639
4640 - (void) addTokenHost:(NSString *)host {
4641 @synchronized (HostConfig_) {
4642     [TokenHosts_ addObject:host];
4643 } }
4644
4645 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4646 @synchronized (HostConfig_) {
4647     if (scheme != (id) [WebUndefined undefined])
4648         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4649
4650     [PipelinedHosts_ addObject:host];
4651 } }
4652
4653 - (void) popViewController:(NSNumber *)value {
4654     if (value == (id) [WebUndefined undefined])
4655         value = [NSNumber numberWithBool:YES];
4656     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4657 }
4658
4659 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4660     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4661
4662     for (NSString *section in sections)
4663         [array addObject:section];
4664
4665     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4666         @"deb", @"Type",
4667         href, @"URI",
4668         distribution, @"Distribution",
4669         array, @"Sections",
4670     nil] waitUntilDone:NO];
4671 }
4672
4673 - (void) addTrivialSource:(NSString *)href {
4674     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4675 }
4676
4677 - (void) refreshSources {
4678     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4679 }
4680
4681 - (void) saveConfig {
4682     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4683 }
4684
4685 - (NSArray *) getAllSources {
4686     return [[Database sharedInstance] sources];
4687 }
4688
4689 - (NSArray *) getInstalledPackages {
4690     Database *database([Database sharedInstance]);
4691 @synchronized (database) {
4692     NSArray *packages([database packages]);
4693     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4694     for (Package *package in packages)
4695         if (![package uninstalled])
4696             [installed addObject:package];
4697     return installed;
4698 } }
4699
4700 - (Package *) getPackageById:(NSString *)id {
4701     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4702         [package parse];
4703         return package;
4704     } else
4705         return (Package *) [NSNull null];
4706 }
4707
4708 - (NSString *) getLocaleIdentifier {
4709     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4710 }
4711
4712 - (NSArray *) getPreferredLanguages {
4713     return Languages_;
4714 }
4715
4716 - (NSArray *) statfs:(NSString *)path {
4717     struct statfs stat;
4718
4719     if (path == nil || statfs([path UTF8String], &stat) == -1)
4720         return nil;
4721
4722     return [NSArray arrayWithObjects:
4723         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4724         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4725         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4726     nil];
4727 }
4728
4729 - (NSNumber *) du:(NSString *)path {
4730     NSNumber *value(nil);
4731
4732     int fds[2];
4733     _assert(pipe(fds) != -1);
4734
4735     pid_t pid(ExecFork());
4736     if (pid == 0) {
4737         _assert(dup2(fds[1], 1) != -1);
4738         _assert(close(fds[0]) != -1);
4739         _assert(close(fds[1]) != -1);
4740         /* XXX: this should probably not use du */
4741         _root(execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL));
4742         exit(1);
4743     } else {
4744         _assert(close(fds[1]) != -1);
4745
4746         if (FILE *du = fdopen(fds[0], "r")) {
4747             char line[1024];
4748             while (fgets(line, sizeof(line), du) != NULL) {
4749                 size_t length(strlen(line));
4750                 while (length != 0 && line[length - 1] == '\n')
4751                     line[--length] = '\0';
4752                 if (char *tab = strchr(line, '\t')) {
4753                     *tab = '\0';
4754                     value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4755                 }
4756             }
4757
4758             fclose(du);
4759         } else
4760             _assert(close(fds[0]) != -1);
4761     } ReapZombie(pid);
4762
4763     return value;
4764 }
4765
4766 - (void) close {
4767     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4768 }
4769
4770 - (NSNumber *) isReachable:(NSString *)name {
4771     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4772 }
4773
4774 - (void) installPackages:(NSArray *)packages {
4775     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4776 }
4777
4778 - (NSString *) substitutePackageNames:(NSString *)message {
4779     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4780     for (size_t i(0), e([words count]); i != e; ++i) {
4781         NSString *word([words objectAtIndex:i]);
4782         if (Package *package = [[Database sharedInstance] packageWithName:word])
4783             [words replaceObjectAtIndex:i withObject:[package name]];
4784     }
4785
4786     return [words componentsJoinedByString:@" "];
4787 }
4788
4789 - (void) removeButton {
4790     [indirect_ removeButton];
4791 }
4792
4793 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4794     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4795 }
4796
4797 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4798     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4799 }
4800
4801 - (void) setBadgeValue:(id)value {
4802     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4803 }
4804
4805 - (void) setAllowsNavigationAction:(NSString *)value {
4806     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4807 }
4808
4809 - (void) setHidesBackButton:(NSString *)value {
4810     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4811 }
4812
4813 - (void) setHidesNavigationBar:(NSString *)value {
4814     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4815 }
4816
4817 - (void) setNavigationBarStyle:(NSString *)value {
4818     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4819 }
4820
4821 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4822     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4823     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4824     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4825 }
4826
4827 - (void) setPasteboardString:(NSString *)value {
4828     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4829 }
4830
4831 - (void) setPasteboardURL:(NSString *)value {
4832     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4833 }
4834
4835 - (void) _setToken:(NSString *)token {
4836     Token_ = token;
4837
4838     if (token == nil)
4839         [Metadata_ removeObjectForKey:@"Token"];
4840     else
4841         [Metadata_ setObject:Token_ forKey:@"Token"];
4842
4843     Changed_ = true;
4844 }
4845
4846 - (void) setToken:(NSString *)token {
4847     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4848 }
4849
4850 - (void) scrollToBottom:(NSNumber *)animated {
4851     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4852 }
4853
4854 - (void) setViewportWidth:(float)width {
4855     [indirect_ setViewportWidthOnMainThread:width];
4856 }
4857
4858 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4859     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4860     unsigned count([arguments count]);
4861     id values[count];
4862     for (unsigned i(0); i != count; ++i)
4863         values[i] = [arguments objectAtIndex:i];
4864     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4865 }
4866
4867 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4868     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4869         value = nil;
4870     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4871         table = nil;
4872     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4873 }
4874
4875 @end
4876 /* }}} */
4877
4878 @interface NSURL (CydiaSecure)
4879 @end
4880
4881 @implementation NSURL (CydiaSecure)
4882
4883 - (bool) isCydiaSecure {
4884     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4885         return true;
4886
4887     @synchronized (HostConfig_) {
4888         if ([InsecureHosts_ containsObject:[self host]])
4889             return true;
4890     }
4891
4892     return false;
4893 }
4894
4895 @end
4896
4897 /* Cydia Browser Controller {{{ */
4898 @implementation CydiaWebViewController
4899
4900 - (NSURL *) navigationURL {
4901     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4902 }
4903
4904 + (void) _initialize {
4905     [super _initialize];
4906
4907     Diversions_ = [NSMutableSet setWithCapacity:0];
4908 }
4909
4910 + (void) addDiversion:(Diversion *)diversion {
4911     [Diversions_ addObject:diversion];
4912 }
4913
4914 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4915     [super webView:view didClearWindowObject:window forFrame:frame];
4916     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4917 }
4918
4919 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4920     WebDataSource *source([frame dataSource]);
4921     NSURLResponse *response([source response]);
4922     NSURL *url([response URL]);
4923     NSString *scheme([[url scheme] lowercaseString]);
4924
4925     bool bridged(false);
4926
4927     @synchronized (HostConfig_) {
4928         if ([scheme isEqualToString:@"file"])
4929             bridged = true;
4930         else if ([scheme isEqualToString:@"https"])
4931             if ([BridgedHosts_ containsObject:[url host]])
4932                 bridged = true;
4933     }
4934
4935     if (bridged)
4936         [window setValue:cydia forKey:@"cydia"];
4937 }
4938
4939 - (void) _setupMail:(MFMailComposeViewController *)controller {
4940     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4941
4942     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4943     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4944 }
4945
4946 - (NSURL *) URLWithURL:(NSURL *)url {
4947     return [Diversion divertURL:url];
4948 }
4949
4950 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4951     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4952 }
4953
4954 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4955     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
4956
4957     NSURL *url([copy URL]);
4958     NSString *href([url absoluteString]);
4959     NSString *host([url host]);
4960
4961     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
4962         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
4963             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
4964             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
4965         }
4966
4967         [copy setValue:nil forHTTPHeaderField:@"Referer"];
4968         [copy setValue:nil forHTTPHeaderField:@"Origin"];
4969
4970         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
4971         return copy;
4972     }
4973
4974     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
4975         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
4976     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4977         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4978
4979     bool bridged;
4980     bool token;
4981
4982     @synchronized (HostConfig_) {
4983         bridged = [BridgedHosts_ containsObject:host];
4984         token = [TokenHosts_ containsObject:host];
4985     }
4986
4987     if ([url isCydiaSecure]) {
4988         if (bridged) {
4989             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4990                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4991         } else if (token) {
4992             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4993                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4994         }
4995     }
4996
4997     return copy;
4998 }
4999
5000 - (void) setDelegate:(id)delegate {
5001     [super setDelegate:delegate];
5002     [cydia_ setDelegate:delegate];
5003 }
5004
5005 - (NSString *) applicationNameForUserAgent {
5006     return UserAgent_;
5007 }
5008
5009 - (id) init {
5010     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
5011         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
5012     } return self;
5013 }
5014
5015 @end
5016
5017 @interface AppCacheController : CydiaWebViewController {
5018 }
5019
5020 @end
5021
5022 @implementation AppCacheController
5023
5024 - (void) didReceiveMemoryWarning {
5025     // XXX: this doesn't work
5026 }
5027
5028 - (bool) retainsNetworkActivityIndicator {
5029     return false;
5030 }
5031
5032 @end
5033 /* }}} */
5034
5035 // CydiaScript {{{
5036 @interface NSObject (CydiaScript)
5037 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
5038 @end
5039
5040 @implementation NSObject (CydiaScript)
5041
5042 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5043     return self;
5044 }
5045
5046 @end
5047
5048 @implementation NSArray (CydiaScript)
5049
5050 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5051     WebScriptObject *object([context evaluateWebScript:@"[]"]);
5052     for (size_t i(0), e([self count]); i != e; ++i)
5053         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
5054     return object;
5055 }
5056
5057 @end
5058
5059 @implementation NSDictionary (CydiaScript)
5060
5061 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5062     WebScriptObject *object([context evaluateWebScript:@"({})"]);
5063     for (id i in self)
5064         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
5065     return object;
5066 }
5067
5068 @end
5069 // }}}
5070
5071 /* Confirmation Controller {{{ */
5072 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
5073     if (!iterator.end())
5074         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
5075             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
5076                 continue;
5077             pkgCache::PkgIterator package(dep.TargetPkg());
5078             if (package.end())
5079                 continue;
5080             if (strcmp(package.Name(), "mobilesubstrate") == 0)
5081                 return true;
5082         }
5083
5084     return false;
5085 }
5086
5087 @protocol ConfirmationControllerDelegate
5088 - (void) cancelAndClear:(bool)clear;
5089 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
5090 - (void) queue;
5091 @end
5092
5093 @interface ConfirmationController : CydiaWebViewController {
5094     _transient Database *database_;
5095
5096     _H<UIAlertView> essential_;
5097
5098     _H<NSDictionary> changes_;
5099     _H<NSMutableArray> issues_;
5100     _H<NSDictionary> sizes_;
5101
5102     BOOL substrate_;
5103 }
5104
5105 - (id) initWithDatabase:(Database *)database;
5106
5107 @end
5108
5109 @implementation ConfirmationController
5110
5111 - (void) complete {
5112     if (substrate_)
5113         RestartSubstrate_ = true;
5114     [delegate_ confirmWithNavigationController:[self navigationController]];
5115 }
5116
5117 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
5118     NSString *context([alert context]);
5119
5120     if ([context isEqualToString:@"remove"]) {
5121         if (button == [alert cancelButtonIndex])
5122             [self _doContinue];
5123         else if (button == [alert firstOtherButtonIndex]) {
5124             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
5125         }
5126
5127         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5128     } else if ([context isEqualToString:@"unable"]) {
5129         [self dismissModalViewControllerAnimated:YES];
5130         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5131     } else {
5132         [super alertView:alert clickedButtonAtIndex:button];
5133     }
5134 }
5135
5136 - (void) _doContinue {
5137     [delegate_ cancelAndClear:NO];
5138     [self dismissModalViewControllerAnimated:YES];
5139 }
5140
5141 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
5142     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
5143     return nil;
5144 }
5145
5146 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5147     [super webView:view didClearWindowObject:window forFrame:frame];
5148
5149     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
5150         (id) changes_, @"changes",
5151         (id) issues_, @"issues",
5152         (id) sizes_, @"sizes",
5153         self, @"queue",
5154     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
5155 }
5156
5157 - (id) initWithDatabase:(Database *)database {
5158     if ((self = [super init]) != nil) {
5159         database_ = database;
5160
5161         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
5162         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
5163         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
5164         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
5165         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
5166
5167         bool remove(false);
5168
5169         pkgCacheFile &cache([database_ cache]);
5170         NSArray *packages([database_ packages]);
5171         pkgDepCache::Policy *policy([database_ policy]);
5172
5173         issues_ = [NSMutableArray arrayWithCapacity:4];
5174
5175         UpgradeCydia_ = false;
5176
5177         for (Package *package in packages) {
5178             pkgCache::PkgIterator iterator([package iterator]);
5179             NSString *name([package id]);
5180
5181             if ([package broken]) {
5182                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
5183
5184                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5185                     name, @"package",
5186                     reasons, @"reasons",
5187                 nil]];
5188
5189                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
5190                 if (ver.end())
5191                     continue;
5192
5193                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
5194                     pkgCache::DepIterator start;
5195                     pkgCache::DepIterator end;
5196                     dep.GlobOr(start, end); // ++dep
5197
5198                     if (!cache->IsImportantDep(end))
5199                         continue;
5200                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
5201                         continue;
5202
5203                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
5204
5205                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5206                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
5207                         clauses, @"clauses",
5208                     nil]];
5209
5210                     _forever {
5211                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
5212
5213                         pkgCache::PkgIterator target(start.TargetPkg());
5214                         if (target->ProvidesList != 0)
5215                             reason = @"missing";
5216                         else {
5217                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
5218                             if (!ver.end()) {
5219                                 reason = @"installed";
5220                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
5221                             } else if (!cache[target].CandidateVerIter(cache).end())
5222                                 reason = @"uninstalled";
5223                             else if (target->ProvidesList == 0)
5224                                 reason = @"uninstallable";
5225                             else
5226                                 reason = @"virtual";
5227                         }
5228
5229                         NSDictionary *version(start.TargetVer() == 0 ? (NSDictionary *) [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
5230                             [NSString stringWithUTF8String:start.CompType()], @"operator",
5231                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
5232                         nil]);
5233
5234                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5235                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
5236                             version, @"version",
5237                             reason, @"reason",
5238                             installed, @"installed",
5239                         nil]];
5240
5241                         // yes, seriously. (wtf?)
5242                         if (start == end)
5243                             break;
5244                         ++start;
5245                     }
5246                 }
5247             }
5248
5249             pkgDepCache::StateCache &state(cache[iterator]);
5250
5251             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
5252
5253             if (state.NewInstall())
5254                 [installs addObject:name];
5255             // XXX: else if (state.Install())
5256             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
5257                 [reinstalls addObject:name];
5258             // XXX: move before previous if
5259             else if (state.Upgrade())
5260                 [upgrades addObject:name];
5261             else if (state.Downgrade())
5262                 [downgrades addObject:name];
5263             else if (!state.Delete())
5264                 // XXX: _assert(state.Keep());
5265                 continue;
5266             else if (special_r(name))
5267                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5268                     [NSNull null], @"package",
5269                     [NSArray arrayWithObjects:
5270                         [NSDictionary dictionaryWithObjectsAndKeys:
5271                             @"Conflicts", @"relationship",
5272                             [NSArray arrayWithObjects:
5273                                 [NSDictionary dictionaryWithObjectsAndKeys:
5274                                     name, @"package",
5275                                     [NSNull null], @"version",
5276                                     @"installed", @"reason",
5277                                 nil],
5278                             nil], @"clauses",
5279                         nil],
5280                     nil], @"reasons",
5281                 nil]];
5282             else {
5283                 if ([package essential])
5284                     remove = true;
5285                 [removes addObject:name];
5286             }
5287
5288             if ([name isEqualToString:@"cydia"])
5289                 UpgradeCydia_ = true;
5290
5291             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
5292             substrate_ |= DepSubstrate(iterator.CurrentVer());
5293         }
5294
5295         if (!remove)
5296             essential_ = nil;
5297         else if (Advanced_) {
5298             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
5299
5300             essential_ = [[[UIAlertView alloc]
5301                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
5302                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
5303                 delegate:self
5304                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
5305                 otherButtonTitles:
5306                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
5307                 nil
5308             ] autorelease];
5309
5310             [essential_ setContext:@"remove"];
5311             [essential_ setNumberOfRows:2];
5312         } else {
5313             essential_ = [[[UIAlertView alloc]
5314                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5315                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5316                 delegate:self
5317                 cancelButtonTitle:UCLocalize("OKAY")
5318                 otherButtonTitles:nil
5319             ] autorelease];
5320
5321             [essential_ setContext:@"unable"];
5322         }
5323
5324         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5325             installs, @"installs",
5326             reinstalls, @"reinstalls",
5327             upgrades, @"upgrades",
5328             downgrades, @"downgrades",
5329             removes, @"removes",
5330         nil];
5331
5332         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5333             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5334             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5335         nil];
5336
5337         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5338     } return self;
5339 }
5340
5341 - (UIBarButtonItem *) leftButton {
5342     return [[[UIBarButtonItem alloc]
5343         initWithTitle:UCLocalize("CANCEL")
5344         style:UIBarButtonItemStylePlain
5345         target:self
5346         action:@selector(cancelButtonClicked)
5347     ] autorelease];
5348 }
5349
5350 #if !AlwaysReload
5351 - (void) applyRightButton {
5352     if ([issues_ count] == 0 && ![self isLoading])
5353         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5354             initWithTitle:UCLocalize("CONFIRM")
5355             style:UIBarButtonItemStyleDone
5356             target:self
5357             action:@selector(confirmButtonClicked)
5358         ] autorelease]];
5359     else
5360         [[self navigationItem] setRightBarButtonItem:nil];
5361 }
5362 #endif
5363
5364 - (void) cancelButtonClicked {
5365     [delegate_ cancelAndClear:YES];
5366     [self dismissModalViewControllerAnimated:YES];
5367 }
5368
5369 #if !AlwaysReload
5370 - (void) confirmButtonClicked {
5371     if (essential_ != nil)
5372         [essential_ show];
5373     else
5374         [self complete];
5375 }
5376 #endif
5377
5378 @end
5379 /* }}} */
5380
5381 /* Progress Data {{{ */
5382 @interface CydiaProgressData : NSObject {
5383     _transient id delegate_;
5384
5385     bool running_;
5386     float percent_;
5387
5388     float current_;
5389     float total_;
5390     float speed_;
5391
5392     _H<NSMutableArray> events_;
5393     _H<NSString> title_;
5394
5395     _H<NSString> status_;
5396     _H<NSString> finish_;
5397 }
5398
5399 @end
5400
5401 @implementation CydiaProgressData
5402
5403 + (NSArray *) _attributeKeys {
5404     return [NSArray arrayWithObjects:
5405         @"current",
5406         @"events",
5407         @"finish",
5408         @"percent",
5409         @"running",
5410         @"speed",
5411         @"title",
5412         @"total",
5413     nil];
5414 }
5415
5416 - (NSArray *) attributeKeys {
5417     return [[self class] _attributeKeys];
5418 }
5419
5420 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5421     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5422 }
5423
5424 - (id) init {
5425     if ((self = [super init]) != nil) {
5426         events_ = [NSMutableArray arrayWithCapacity:32];
5427     } return self;
5428 }
5429
5430 - (id) delegate {
5431     return delegate_;
5432 }
5433
5434 - (void) setDelegate:(id)delegate {
5435     delegate_ = delegate;
5436 }
5437
5438 - (void) setPercent:(float)value {
5439     percent_ = value;
5440 }
5441
5442 - (NSNumber *) percent {
5443     return [NSNumber numberWithFloat:percent_];
5444 }
5445
5446 - (void) setCurrent:(float)value {
5447     current_ = value;
5448 }
5449
5450 - (NSNumber *) current {
5451     return [NSNumber numberWithFloat:current_];
5452 }
5453
5454 - (void) setTotal:(float)value {
5455     total_ = value;
5456 }
5457
5458 - (NSNumber *) total {
5459     return [NSNumber numberWithFloat:total_];
5460 }
5461
5462 - (void) setSpeed:(float)value {
5463     speed_ = value;
5464 }
5465
5466 - (NSNumber *) speed {
5467     return [NSNumber numberWithFloat:speed_];
5468 }
5469
5470 - (NSArray *) events {
5471     return events_;
5472 }
5473
5474 - (void) removeAllEvents {
5475     [events_ removeAllObjects];
5476 }
5477
5478 - (void) addEvent:(CydiaProgressEvent *)event {
5479     [events_ addObject:event];
5480 }
5481
5482 - (void) setTitle:(NSString *)text {
5483     title_ = text;
5484 }
5485
5486 - (NSString *) title {
5487     return title_;
5488 }
5489
5490 - (void) setFinish:(NSString *)text {
5491     finish_ = text;
5492 }
5493
5494 - (NSString *) finish {
5495     return (id) finish_ ?: [NSNull null];
5496 }
5497
5498 - (void) setRunning:(bool)running {
5499     running_ = running;
5500 }
5501
5502 - (NSNumber *) running {
5503     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5504 }
5505
5506 @end
5507 /* }}} */
5508 /* Progress Controller {{{ */
5509 @interface ProgressController : CydiaWebViewController <
5510     ProgressDelegate
5511 > {
5512     _transient Database *database_;
5513     _H<CydiaProgressData, 1> progress_;
5514     unsigned cancel_;
5515 }
5516
5517 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5518
5519 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5520
5521 - (void) setTitle:(NSString *)title;
5522 - (void) setCancellable:(bool)cancellable;
5523
5524 @end
5525
5526 @implementation ProgressController
5527
5528 - (void) dealloc {
5529     [database_ setProgressDelegate:nil];
5530     [super dealloc];
5531 }
5532
5533 - (UIBarButtonItem *) leftButton {
5534     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5535         initWithTitle:UCLocalize("CANCEL")
5536         style:UIBarButtonItemStylePlain
5537         target:self
5538         action:@selector(cancel)
5539     ] autorelease] : nil;
5540 }
5541
5542 - (void) updateCancel {
5543     [super applyLeftButton];
5544 }
5545
5546 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5547     if ((self = [super init]) != nil) {
5548         database_ = database;
5549         delegate_ = delegate;
5550
5551         [database_ setProgressDelegate:self];
5552
5553         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5554         [progress_ setDelegate:self];
5555
5556         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5557
5558         [scroller_ setBackgroundColor:[UIColor blackColor]];
5559
5560         [[self navigationItem] setHidesBackButton:YES];
5561
5562         [self updateCancel];
5563     } return self;
5564 }
5565
5566 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5567     [super webView:view didClearWindowObject:window forFrame:frame];
5568     [window setValue:progress_ forKey:@"cydiaProgress"];
5569 }
5570
5571 - (void) updateProgress {
5572     [self dispatchEvent:@"CydiaProgressUpdate"];
5573 }
5574
5575 - (void) viewWillAppear:(BOOL)animated {
5576     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5577     [super viewWillAppear:animated];
5578 }
5579
5580 - (void) reloadSpringBoard {
5581     if (kCFCoreFoundationVersionNumber > 700) { // XXX: iOS 6.x
5582         system("/bin/launchctl stop com.apple.backboardd");
5583         sleep(15);
5584         system("/usr/bin/killall backboardd SpringBoard sbreload");
5585         return;
5586     }
5587
5588     pid_t pid(ExecFork());
5589     if (pid == 0) {
5590         if (setsid() == -1)
5591             perror("setsid");
5592
5593         pid_t pid(ExecFork());
5594         if (pid == 0) {
5595             _root(execl("/usr/bin/sbreload", "sbreload", NULL));
5596             perror("sbreload");
5597
5598             exit(0);
5599         } ReapZombie(pid);
5600
5601         exit(0);
5602     } ReapZombie(pid);
5603
5604     sleep(15);
5605     system("/usr/bin/killall backboardd SpringBoard sbreload");
5606 }
5607
5608 - (void) close {
5609     UpdateExternalStatus(0);
5610
5611     if (Finish_ > 1)
5612         [delegate_ saveState];
5613
5614     switch (Finish_) {
5615         case 0:
5616             [delegate_ returnToCydia];
5617         break;
5618
5619         case 1:
5620             [delegate_ terminateWithSuccess];
5621             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5622                 [delegate_ suspendWithAnimation:YES];
5623             else
5624                 [delegate_ suspend];*/
5625         break;
5626
5627         case 2:
5628             _trace();
5629             goto reload;
5630
5631         case 3:
5632             _trace();
5633             goto reload;
5634
5635         reload: {
5636             UIProgressHUD *hud([delegate_ addProgressHUD]);
5637             [hud setText:UCLocalize("LOADING")];
5638             [self performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5639             return;
5640         }
5641
5642         case 4:
5643             _trace();
5644             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5645                 SBReboot(SBSSpringBoardServerPort());
5646             else
5647                 reboot2(RB_AUTOBOOT);
5648         break;
5649     }
5650
5651     [super close];
5652 }
5653
5654 - (void) setTitle:(NSString *)title {
5655     [progress_ setTitle:title];
5656     [self updateProgress];
5657 }
5658
5659 - (UIBarButtonItem *) rightButton {
5660     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5661         initWithTitle:UCLocalize("CLOSE")
5662         style:UIBarButtonItemStylePlain
5663         target:self
5664         action:@selector(close)
5665     ] autorelease];
5666 }
5667
5668 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5669     UpdateExternalStatus(1);
5670
5671     [progress_ setRunning:true];
5672     [self setTitle:title];
5673     // implicit updateProgress
5674
5675     SHA1SumValue notifyconf; {
5676         FileFd file;
5677         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5678             _error->Discard();
5679         else {
5680             MMap mmap(file, MMap::ReadOnly);
5681             SHA1Summation sha1;
5682             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5683             notifyconf = sha1.Result();
5684         }
5685     }
5686
5687     SHA1SumValue springlist; {
5688         FileFd file;
5689         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5690             _error->Discard();
5691         else {
5692             MMap mmap(file, MMap::ReadOnly);
5693             SHA1Summation sha1;
5694             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5695             springlist = sha1.Result();
5696         }
5697     }
5698
5699     if (invocation != nil) {
5700         [invocation yieldToSelector:@selector(invoke)];
5701         [self setTitle:@"COMPLETE"];
5702     }
5703
5704     if (Finish_ < 4) {
5705         FileFd file;
5706         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5707             _error->Discard();
5708         else {
5709             MMap mmap(file, MMap::ReadOnly);
5710             SHA1Summation sha1;
5711             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5712             if (!(notifyconf == sha1.Result()))
5713                 Finish_ = 4;
5714         }
5715     }
5716
5717     if (Finish_ < 3) {
5718         FileFd file;
5719         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5720             _error->Discard();
5721         else {
5722             MMap mmap(file, MMap::ReadOnly);
5723             SHA1Summation sha1;
5724             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5725             if (!(springlist == sha1.Result()))
5726                 Finish_ = 3;
5727         }
5728     }
5729
5730     if (Finish_ < 2) {
5731         if (RestartSubstrate_)
5732             Finish_ = 2;
5733     }
5734
5735     RestartSubstrate_ = false;
5736
5737     switch (Finish_) {
5738         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5739         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5740         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5741         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5742         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5743     }
5744
5745     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5746
5747     [progress_ setRunning:false];
5748     [self updateProgress];
5749
5750     [self applyRightButton];
5751 }
5752
5753 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5754     [progress_ addEvent:event];
5755     [self updateProgress];
5756 }
5757
5758 - (bool) isProgressCancelled {
5759     return cancel_ == 2;
5760 }
5761
5762 - (void) cancel {
5763     cancel_ = 2;
5764     [self updateCancel];
5765 }
5766
5767 - (void) setCancellable:(bool)cancellable {
5768     unsigned cancel(cancel_);
5769
5770     if (!cancellable)
5771         cancel_ = 0;
5772     else if (cancel_ == 0)
5773         cancel_ = 1;
5774
5775     if (cancel != cancel_)
5776         [self updateCancel];
5777 }
5778
5779 - (void) setProgressCancellable:(NSNumber *)cancellable {
5780     [self setCancellable:[cancellable boolValue]];
5781 }
5782
5783 - (void) setProgressPercent:(NSNumber *)percent {
5784     [progress_ setPercent:[percent floatValue]];
5785     [self updateProgress];
5786 }
5787
5788 - (void) setProgressStatus:(NSDictionary *)status {
5789     if (status == nil) {
5790         [progress_ setCurrent:0];
5791         [progress_ setTotal:0];
5792         [progress_ setSpeed:0];
5793     } else {
5794         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5795
5796         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5797         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5798         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5799     }
5800
5801     [self updateProgress];
5802 }
5803
5804 @end
5805 /* }}} */
5806
5807 /* Package Cell {{{ */
5808 @interface PackageCell : CyteTableViewCell <
5809     CyteTableViewCellDelegate
5810 > {
5811     _H<UIImage> icon_;
5812     _H<NSString> name_;
5813     _H<NSString> description_;
5814     bool commercial_;
5815     _H<NSString> source_;
5816     _H<UIImage> badge_;
5817     _H<UIImage> placard_;
5818     bool summarized_;
5819 }
5820
5821 - (PackageCell *) init;
5822 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5823
5824 - (void) drawContentRect:(CGRect)rect;
5825
5826 @end
5827
5828 @implementation PackageCell
5829
5830 - (PackageCell *) init {
5831     CGRect frame(CGRectMake(0, 0, 320, 74));
5832     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5833         UIView *content([self contentView]);
5834         CGRect bounds([content bounds]);
5835
5836         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5837         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5838         [content addSubview:content_];
5839
5840         [content_ setDelegate:self];
5841         [content_ setOpaque:YES];
5842     } return self;
5843 }
5844
5845 - (NSString *) accessibilityLabel {
5846     return name_;
5847 }
5848
5849 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5850     summarized_ = summary;
5851
5852     icon_ = nil;
5853     name_ = nil;
5854     description_ = nil;
5855     source_ = nil;
5856     badge_ = nil;
5857     placard_ = nil;
5858
5859     if (package == nil)
5860         [content_ setBackgroundColor:[UIColor whiteColor]];
5861     else {
5862         [package parse];
5863
5864         Source *source = [package source];
5865
5866         icon_ = [package icon];
5867
5868         if (NSString *name = [package name])
5869             name_ = [NSString stringWithString:name];
5870
5871         if (NSString *description = [package shortDescription])
5872             description_ = [NSString stringWithString:description];
5873
5874         commercial_ = [package isCommercial];
5875
5876         NSString *label = nil;
5877         bool trusted = false;
5878
5879         if (source != nil) {
5880             label = [source label];
5881             trusted = [source trusted];
5882         } else if ([[package id] isEqualToString:@"firmware"])
5883             label = UCLocalize("APPLE");
5884         else
5885             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5886
5887         NSString *from(label);
5888
5889         NSString *section = [package simpleSection];
5890         if (section != nil && ![section isEqualToString:label]) {
5891             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5892             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5893         }
5894
5895         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5896
5897         if (NSString *purpose = [package primaryPurpose])
5898             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5899
5900         UIColor *color;
5901         NSString *placard;
5902
5903         if (NSString *mode = [package mode]) {
5904             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5905                 color = RemovingColor_;
5906                 placard = @"removing";
5907             } else {
5908                 color = InstallingColor_;
5909                 placard = @"installing";
5910             }
5911         } else {
5912             color = [UIColor whiteColor];
5913
5914             if ([package installed] != nil)
5915                 placard = @"installed";
5916             else
5917                 placard = nil;
5918         }
5919
5920         [content_ setBackgroundColor:color];
5921
5922         if (placard != nil)
5923             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5924     }
5925
5926     [self setNeedsDisplay];
5927     [content_ setNeedsDisplay];
5928 }
5929
5930 - (void) drawSummaryContentRect:(CGRect)rect {
5931     bool highlighted(highlighted_);
5932     float width([self bounds].size.width);
5933
5934     if (icon_ != nil) {
5935         CGRect rect;
5936         rect.size = [(UIImage *) icon_ size];
5937
5938         while (rect.size.width > 16 || rect.size.height > 16) {
5939             rect.size.width /= 2;
5940             rect.size.height /= 2;
5941         }
5942
5943         rect.origin.x = 19 - rect.size.width / 2;
5944         rect.origin.y = 19 - rect.size.height / 2;
5945
5946         [icon_ drawInRect:Retina(rect)];
5947     }
5948
5949     if (badge_ != nil) {
5950         CGRect rect;
5951         rect.size = [(UIImage *) badge_ size];
5952
5953         rect.size.width /= 4;
5954         rect.size.height /= 4;
5955
5956         rect.origin.x = 25 - rect.size.width / 2;
5957         rect.origin.y = 25 - rect.size.height / 2;
5958
5959         [badge_ drawInRect:Retina(rect)];
5960     }
5961
5962     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5963         UISetColor(White_);
5964
5965     if (!highlighted)
5966         UISetColor(commercial_ ? Purple_ : Black_);
5967     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
5968
5969     if (placard_ != nil)
5970         [placard_ drawAtPoint:CGPointMake(width - 52, 11)];
5971 }
5972
5973 - (void) drawNormalContentRect:(CGRect)rect {
5974     bool highlighted(highlighted_);
5975     float width([self bounds].size.width);
5976
5977     if (icon_ != nil) {
5978         CGRect rect;
5979         rect.size = [(UIImage *) icon_ size];
5980
5981         while (rect.size.width > 32 || rect.size.height > 32) {
5982             rect.size.width /= 2;
5983             rect.size.height /= 2;
5984         }
5985
5986         rect.origin.x = 25 - rect.size.width / 2;
5987         rect.origin.y = 25 - rect.size.height / 2;
5988
5989         [icon_ drawInRect:Retina(rect)];
5990     }
5991
5992     if (badge_ != nil) {
5993         CGRect rect;
5994         rect.size = [(UIImage *) badge_ size];
5995
5996         rect.size.width /= 2;
5997         rect.size.height /= 2;
5998
5999         rect.origin.x = 36 - rect.size.width / 2;
6000         rect.origin.y = 36 - rect.size.height / 2;
6001
6002         [badge_ drawInRect:Retina(rect)];
6003     }
6004
6005     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6006         UISetColor(White_);
6007
6008     if (!highlighted)
6009         UISetColor(commercial_ ? Purple_ : Black_);
6010     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
6011     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
6012
6013     if (!highlighted)
6014         UISetColor(commercial_ ? Purplish_ : Gray_);
6015     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:NSLineBreakByTruncatingTail];
6016
6017     if (placard_ != nil)
6018         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
6019 }
6020
6021 - (void) drawContentRect:(CGRect)rect {
6022     if (summarized_)
6023         [self drawSummaryContentRect:rect];
6024     else
6025         [self drawNormalContentRect:rect];
6026 }
6027
6028 @end
6029 /* }}} */
6030 /* Section Cell {{{ */
6031 @interface SectionCell : CyteTableViewCell <
6032     CyteTableViewCellDelegate
6033 > {
6034     _H<NSString> basic_;
6035     _H<NSString> section_;
6036     _H<NSString> name_;
6037     _H<NSString> count_;
6038     _H<UIImage> icon_;
6039     _H<UISwitch> switch_;
6040     BOOL editing_;
6041 }
6042
6043 - (void) setSection:(Section *)section editing:(BOOL)editing;
6044
6045 @end
6046
6047 @implementation SectionCell
6048
6049 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
6050     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
6051         icon_ = [UIImage imageNamed:@"folder.png"];
6052         // XXX: this initial frame is wrong, but is fixed later
6053         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
6054         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
6055
6056         UIView *content([self contentView]);
6057         CGRect bounds([content bounds]);
6058
6059         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
6060         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6061         [content addSubview:content_];
6062         [content_ setBackgroundColor:[UIColor whiteColor]];
6063
6064         [content_ setDelegate:self];
6065     } return self;
6066 }
6067
6068 - (void) onSwitch:(id)sender {
6069     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
6070     if (metadata == nil) {
6071         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
6072         [Sections_ setObject:metadata forKey:basic_];
6073     }
6074
6075     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
6076     Changed_ = true;
6077 }
6078
6079 - (void) setSection:(Section *)section editing:(BOOL)editing {
6080     if (editing != editing_) {
6081         if (editing_)
6082             [switch_ removeFromSuperview];
6083         else
6084             [self addSubview:switch_];
6085         editing_ = editing;
6086     }
6087
6088     basic_ = nil;
6089     section_ = nil;
6090     name_ = nil;
6091     count_ = nil;
6092
6093     if (section == nil) {
6094         name_ = UCLocalize("ALL_PACKAGES");
6095         count_ = nil;
6096     } else {
6097         basic_ = [section name];
6098         section_ = [section localized];
6099
6100         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
6101         count_ = [NSString stringWithFormat:@"%zd", [section count]];
6102
6103         if (editing_)
6104             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
6105     }
6106
6107     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
6108     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
6109
6110     [content_ setNeedsDisplay];
6111 }
6112
6113 - (void) setFrame:(CGRect)frame {
6114     [super setFrame:frame];
6115
6116     CGRect rect([switch_ frame]);
6117     [switch_ setFrame:CGRectMake(frame.size.width - rect.size.width - 9, 9, rect.size.width, rect.size.height)];
6118 }
6119
6120 - (NSString *) accessibilityLabel {
6121     return name_;
6122 }
6123
6124 - (void) drawContentRect:(CGRect)rect {
6125     bool highlighted(highlighted_ && !editing_);
6126
6127     [icon_ drawInRect:CGRectMake(7, 7, 32, 32)];
6128
6129     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6130         UISetColor(White_);
6131
6132     float width(rect.size.width);
6133     if (editing_)
6134         width -= 9 + [switch_ frame].size.width;
6135
6136     if (!highlighted)
6137         UISetColor(Black_);
6138     [name_ drawAtPoint:CGPointMake(48, 12) forWidth:(width - 58) withFont:Font18_ lineBreakMode:NSLineBreakByTruncatingTail];
6139
6140     CGSize size = [count_ sizeWithFont:Font14_];
6141
6142     UISetColor(Folder_);
6143     if (count_ != nil)
6144         [count_ drawAtPoint:CGPointMake(Retina(10 + (30 - size.width) / 2), 18) withFont:Font12Bold_];
6145 }
6146
6147 @end
6148 /* }}} */
6149
6150 /* File Table {{{ */
6151 @interface FileTable : CyteViewController <
6152     UITableViewDataSource,
6153     UITableViewDelegate
6154 > {
6155     _transient Database *database_;
6156     _H<Package> package_;
6157     _H<NSString> name_;
6158     _H<NSMutableArray> files_;
6159     _H<UITableView, 2> list_;
6160 }
6161
6162 - (id) initWithDatabase:(Database *)database;
6163 - (void) setPackage:(Package *)package;
6164
6165 @end
6166
6167 @implementation FileTable
6168
6169 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
6170     return files_ == nil ? 0 : [files_ count];
6171 }
6172
6173 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
6174     return 24.0f;
6175 }*/
6176
6177 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
6178     static NSString *reuseIdentifier = @"Cell";
6179
6180     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
6181     if (cell == nil) {
6182         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
6183         [cell setFont:[UIFont systemFontOfSize:16]];
6184     }
6185     [cell setText:[files_ objectAtIndex:indexPath.row]];
6186     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
6187
6188     return cell;
6189 }
6190
6191 - (NSURL *) navigationURL {
6192     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
6193 }
6194
6195 - (void) loadView {
6196     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
6197     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6198     [list_ setRowHeight:24.0f];
6199     [(UITableView *) list_ setDataSource:self];
6200     [list_ setDelegate:self];
6201     [self setView:list_];
6202 }
6203
6204 - (void) viewDidLoad {
6205     [super viewDidLoad];
6206
6207     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
6208 }
6209
6210 - (void) releaseSubviews {
6211     list_ = nil;
6212
6213     package_ = nil;
6214     files_ = nil;
6215
6216     [super releaseSubviews];
6217 }
6218
6219 - (id) initWithDatabase:(Database *)database {
6220     if ((self = [super init]) != nil) {
6221         database_ = database;
6222     } return self;
6223 }
6224
6225 - (void) setPackage:(Package *)package {
6226     package_ = nil;
6227     name_ = nil;
6228
6229     files_ = [NSMutableArray arrayWithCapacity:32];
6230
6231     if (package != nil) {
6232         package_ = package;
6233         name_ = [package id];
6234
6235         if (NSArray *files = [package files])
6236             [files_ addObjectsFromArray:files];
6237
6238         if ([files_ count] != 0) {
6239             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
6240                 [files_ removeObjectAtIndex:0];
6241             [files_ sortUsingSelector:@selector(compareByPath:)];
6242
6243             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
6244             [stack addObject:@"/"];
6245
6246             for (int i(0), e([files_ count]); i != e; ++i) {
6247                 NSString *file = [files_ objectAtIndex:i];
6248                 while (![file hasPrefix:[stack lastObject]])
6249                     [stack removeLastObject];
6250                 NSString *directory = [stack lastObject];
6251                 [stack addObject:[file stringByAppendingString:@"/"]];
6252                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
6253                     ([stack count] - 2) * 3, "",
6254                     [file substringFromIndex:[directory length]]
6255                 ]];
6256             }
6257         }
6258     }
6259
6260     [list_ reloadData];
6261 }
6262
6263 - (void) reloadData {
6264     [super reloadData];
6265
6266     [self setPackage:[database_ packageWithName:name_]];
6267 }
6268
6269 @end
6270 /* }}} */
6271 /* Package Controller {{{ */
6272 @interface CYPackageController : CydiaWebViewController <
6273     UIActionSheetDelegate
6274 > {
6275     _transient Database *database_;
6276     _H<Package> package_;
6277     _H<NSString> name_;
6278     bool commercial_;
6279     std::vector<std::pair<_H<NSString>, _H<NSString>>> buttons_;
6280     _H<UIBarButtonItem> button_;
6281 }
6282
6283 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
6284
6285 @end
6286
6287 @implementation CYPackageController
6288
6289 - (NSURL *) navigationURL {
6290     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6291 }
6292
6293 - (void) _clickButtonWithName:(NSString *)name {
6294     if ([name isEqualToString:@"CLEAR"])
6295         [delegate_ clearPackage:package_];
6296     else if ([name isEqualToString:@"INSTALL"])
6297         [delegate_ installPackage:package_];
6298     else if ([name isEqualToString:@"REINSTALL"])
6299         [delegate_ installPackage:package_];
6300     else if ([name isEqualToString:@"REMOVE"])
6301         [delegate_ removePackage:package_];
6302     else if ([name isEqualToString:@"UPGRADE"])
6303         [delegate_ installPackage:package_];
6304     else _assert(false);
6305 }
6306
6307 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6308     NSString *context([sheet context]);
6309
6310     if ([context isEqualToString:@"modify"]) {
6311         if (button != [sheet cancelButtonIndex]) {
6312             if (IsWildcat_)
6313                 [self performSelector:@selector(_clickButtonWithName:) withObject:buttons_[button].first afterDelay:0];
6314             else
6315                 [self _clickButtonWithName:buttons_[button].first];
6316         }
6317
6318         [sheet dismissWithClickedButtonIndex:button animated:YES];
6319     }
6320 }
6321
6322 - (bool) _allowJavaScriptPanel {
6323     return commercial_;
6324 }
6325
6326 #if !AlwaysReload
6327 - (void) _customButtonClicked {
6328     size_t count(buttons_.size());
6329     if (count == 0)
6330         return;
6331
6332     if (count == 1)
6333         [self _clickButtonWithName:buttons_[0].first];
6334     else {
6335         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6336         for (const auto &button : buttons_)
6337             [buttons addObject:button.second];
6338
6339         UIActionSheet *sheet = [[[UIActionSheet alloc]
6340             initWithTitle:nil
6341             delegate:self
6342             cancelButtonTitle:nil
6343             destructiveButtonTitle:nil
6344             otherButtonTitles:nil
6345         ] autorelease];
6346
6347         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6348         if (!IsWildcat_) {
6349            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6350            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6351         }
6352         [sheet setContext:@"modify"];
6353
6354         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6355     }
6356 }
6357
6358 - (void) reloadButtonClicked {
6359     if (commercial_ && function_ == nil && [package_ uninstalled])
6360         return;
6361     [self customButtonClicked];
6362 }
6363
6364 - (void) applyLoadingTitle {
6365     // Don't show "Loading" as the title. Ever.
6366 }
6367
6368 - (UIBarButtonItem *) rightButton {
6369     return button_;
6370 }
6371 #endif
6372
6373 - (void) setPageColor:(UIColor *)color {
6374     return [super setPageColor:nil];
6375 }
6376
6377 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6378     if ((self = [super init]) != nil) {
6379         database_ = database;
6380         name_ = name == nil ? @"" : [NSString stringWithString:name];
6381         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6382     } return self;
6383 }
6384
6385 - (void) reloadData {
6386     [super reloadData];
6387
6388     package_ = [database_ packageWithName:name_];
6389
6390     buttons_.clear();
6391
6392     if (package_ != nil) {
6393         [(Package *) package_ parse];
6394
6395         commercial_ = [package_ isCommercial];
6396
6397         if ([package_ mode] != nil)
6398             buttons_.push_back(std::make_pair(@"CLEAR", UCLocalize("CLEAR")));
6399         if ([package_ source] == nil);
6400         else if ([package_ upgradableAndEssential:NO])
6401             buttons_.push_back(std::make_pair(@"UPGRADE", UCLocalize("UPGRADE")));
6402         else if ([package_ uninstalled])
6403             buttons_.push_back(std::make_pair(@"INSTALL", UCLocalize("INSTALL")));
6404         else
6405             buttons_.push_back(std::make_pair(@"REINSTALL", UCLocalize("REINSTALL")));
6406         if (![package_ uninstalled])
6407             buttons_.push_back(std::make_pair(@"REMOVE", UCLocalize("REMOVE")));
6408     }
6409
6410     NSString *title;
6411     switch (buttons_.size()) {
6412         case 0: title = nil; break;
6413         case 1: title = buttons_[0].second; break;
6414         default: title = UCLocalize("MODIFY"); break;
6415     }
6416
6417     button_ = [[[UIBarButtonItem alloc]
6418         initWithTitle:title
6419         style:UIBarButtonItemStylePlain
6420         target:self
6421         action:@selector(customButtonClicked)
6422     ] autorelease];
6423 }
6424
6425 - (bool) isLoading {
6426     return commercial_ ? [super isLoading] : false;
6427 }
6428
6429 @end
6430 /* }}} */
6431
6432 /* Package List Controller {{{ */
6433 @interface PackageListController : CyteViewController <
6434     UITableViewDataSource,
6435     UITableViewDelegate
6436 > {
6437     _transient Database *database_;
6438     unsigned era_;
6439     _H<NSArray> packages_;
6440     _H<NSArray> sections_;
6441     _H<UITableView, 2> list_;
6442
6443     _H<NSArray> thumbs_;
6444     std::vector<NSInteger> offset_;
6445
6446     _H<NSString> title_;
6447     unsigned reloading_;
6448 }
6449
6450 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6451 - (void) setDelegate:(id)delegate;
6452 - (void) resetCursor;
6453 - (void) clearData;
6454
6455 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages;
6456
6457 @end
6458
6459 @implementation PackageListController
6460
6461 - (NSURL *) referrerURL {
6462     return [self navigationURL];
6463 }
6464
6465 - (bool) isSummarized {
6466     return false;
6467 }
6468
6469 - (bool) showsSections {
6470     return true;
6471 }
6472
6473 - (void) deselectWithAnimation:(BOOL)animated {
6474     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6475 }
6476
6477 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6478     CGRect base = [[self view] bounds];
6479     base.size.height -= bounds.size.height;
6480     base.origin = [list_ frame].origin;
6481
6482     [UIView beginAnimations:nil context:NULL];
6483     [UIView setAnimationBeginsFromCurrentState:YES];
6484     [UIView setAnimationCurve:curve];
6485     [UIView setAnimationDuration:duration];
6486     [list_ setFrame:base];
6487     [UIView commitAnimations];
6488 }
6489
6490 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6491     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6492 }
6493
6494 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6495     [self resizeForKeyboardBounds:bounds duration:0];
6496 }
6497
6498 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6499     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6500         *curve = UIViewAnimationCurveEaseInOut;
6501     else
6502         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6503
6504     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6505         *duration = 0.3;
6506     else
6507         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6508 }
6509
6510 - (void) keyboardWillShow:(NSNotification *)notification {
6511     CGRect bounds;
6512     CGPoint center;
6513     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6514     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6515
6516     NSTimeInterval duration;
6517     UIViewAnimationCurve curve;
6518     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6519
6520     CGRect kbframe = CGRectMake(Retina(center.x - bounds.size.width / 2), Retina(center.y - bounds.size.height / 2), bounds.size.width, bounds.size.height);
6521     UIViewController *base = self;
6522     while ([base parentOrPresentingViewController] != nil)
6523         base = [base parentOrPresentingViewController];
6524     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6525     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6526
6527     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6528         intersection.size.height += CYStatusBarHeight();
6529
6530     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6531 }
6532
6533 - (void) keyboardWillHide:(NSNotification *)notification {
6534     NSTimeInterval duration;
6535     UIViewAnimationCurve curve;
6536     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6537
6538     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6539 }
6540
6541 - (void) viewWillAppear:(BOOL)animated {
6542     [super viewWillAppear:animated];
6543
6544     [self resizeForKeyboardBounds:CGRectZero];
6545     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6546     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6547 }
6548
6549 - (void) viewWillDisappear:(BOOL)animated {
6550     [super viewWillDisappear:animated];
6551
6552     [self resizeForKeyboardBounds:CGRectZero];
6553     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6554     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6555 }
6556
6557 - (void) viewDidAppear:(BOOL)animated {
6558     [super viewDidAppear:animated];
6559     [self deselectWithAnimation:animated];
6560 }
6561
6562 - (void) didSelectPackage:(Package *)package {
6563     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6564     [view setDelegate:delegate_];
6565     [[self navigationController] pushViewController:view animated:YES];
6566 }
6567
6568 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6569     NSInteger count([sections_ count]);
6570     return count == 0 ? 1 : count;
6571 }
6572
6573 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6574     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6575         return nil;
6576     return [[sections_ objectAtIndex:section] name];
6577 }
6578
6579 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6580     if ([sections_ count] == 0)
6581         return 0;
6582     return [[sections_ objectAtIndex:section] count];
6583 }
6584
6585 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6586 @synchronized (database_) {
6587     if ([database_ era] != era_)
6588         return nil;
6589
6590     Section *section([sections_ objectAtIndex:[path section]]);
6591     NSInteger row([path row]);
6592     Package *package([packages_ objectAtIndex:([section row] + row)]);
6593     return [[package retain] autorelease];
6594 } }
6595
6596 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6597     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6598     if (cell == nil)
6599         cell = [[[PackageCell alloc] init] autorelease];
6600
6601     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6602     [cell setPackage:package asSummary:[self isSummarized]];
6603     return cell;
6604 }
6605
6606 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6607     Package *package([self packageAtIndexPath:path]);
6608     package = [database_ packageWithName:[package id]];
6609     [self didSelectPackage:package];
6610 }
6611
6612 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6613     return thumbs_;
6614 }
6615
6616 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6617     return offset_[index];
6618 }
6619
6620 - (void) updateHeight {
6621     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6622 }
6623
6624 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6625     if ((self = [super init]) != nil) {
6626         database_ = database;
6627         title_ = [title copy];
6628         [[self navigationItem] setTitle:title_];
6629     } return self;
6630 }
6631
6632 - (void) loadView {
6633     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6634     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6635     [self setView:view];
6636
6637     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6638     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6639     [view addSubview:list_];
6640
6641     // XXX: is 20 the most optimal number here?
6642     [list_ setSectionIndexMinimumDisplayRowCount:20];
6643
6644     [(UITableView *) list_ setDataSource:self];
6645     [list_ setDelegate:self];
6646
6647     [self updateHeight];
6648 }
6649
6650 - (void) releaseSubviews {
6651     list_ = nil;
6652
6653     packages_ = nil;
6654     sections_ = nil;
6655
6656     thumbs_ = nil;
6657     offset_.clear();
6658
6659     [super releaseSubviews];
6660 }
6661
6662 - (void) setDelegate:(id)delegate {
6663     delegate_ = delegate;
6664 }
6665
6666 - (bool) shouldYield {
6667     return false;
6668 }
6669
6670 - (bool) shouldBlock {
6671     return false;
6672 }
6673
6674 - (NSMutableArray *) _reloadPackages {
6675 @synchronized (database_) {
6676     era_ = [database_ era];
6677     NSArray *packages([database_ packages]);
6678
6679     return [NSMutableArray arrayWithArray:packages];
6680 } }
6681
6682 - (void) _reloadData {
6683     if (reloading_ != 0) {
6684         reloading_ = 2;
6685         return;
6686     }
6687
6688     NSMutableArray *packages;
6689
6690   reload:
6691     if ([self shouldYield]) {
6692         do {
6693             UIProgressHUD *hud;
6694
6695             if (![self shouldBlock])
6696                 hud = nil;
6697             else {
6698                 hud = [delegate_ addProgressHUD];
6699                 [hud setText:UCLocalize("LOADING")];
6700             }
6701
6702             reloading_ = 1;
6703             packages = [self yieldToSelector:@selector(_reloadPackages)];
6704
6705             if (hud != nil)
6706                 [delegate_ removeProgressHUD:hud];
6707         } while (reloading_ == 2);
6708     } else {
6709         packages = [self _reloadPackages];
6710     }
6711
6712 @synchronized (database_) {
6713     if (era_ != [database_ era])
6714         goto reload;
6715     reloading_ = 0;
6716
6717     thumbs_ = nil;
6718     offset_.clear();
6719
6720     packages_ = packages;
6721
6722     if ([self showsSections])
6723         sections_ = [self sectionsForPackages:packages];
6724     else {
6725         Section *section([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6726         [section setCount:[packages_ count]];
6727         sections_ = [NSArray arrayWithObject:section];
6728     }
6729
6730     [self updateHeight];
6731
6732     _profile(PackageTable$reloadData$List)
6733         [(UITableView *) list_ setDataSource:self];
6734         [list_ reloadData];
6735     _end
6736 }
6737
6738     PrintTimes();
6739 }
6740
6741 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
6742     Section *prefix([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6743     size_t end([packages count]);
6744
6745     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
6746     Section *section(prefix);
6747
6748     thumbs_ = CollationThumbs_;
6749     offset_ = CollationOffset_;
6750
6751     size_t offset(0);
6752     size_t offsets([CollationStarts_ count]);
6753
6754     NSString *start([CollationStarts_ objectAtIndex:offset]);
6755     size_t length([start length]);
6756
6757     for (size_t index(0); index != end; ++index) {
6758         if (start != nil) {
6759             Package *package([packages objectAtIndex:index]);
6760             NSString *name(PackageName(package, @selector(cyname)));
6761
6762             //while ([start compare:name options:NSNumericSearch range:NSMakeRange(0, length) locale:CollationLocale_] != NSOrderedDescending) {
6763             while (StringNameCompare(start, name, length) != kCFCompareGreaterThan) {
6764                 NSString *title([CollationTitles_ objectAtIndex:offset]);
6765                 section = [[[Section alloc] initWithName:title row:index localize:NO] autorelease];
6766                 [sections addObject:section];
6767
6768                 start = ++offset == offsets ? nil : [CollationStarts_ objectAtIndex:offset];
6769                 if (start == nil)
6770                     break;
6771                 length = [start length];
6772             }
6773         }
6774
6775         [section addToCount];
6776     }
6777
6778     for (; offset != offsets; ++offset) {
6779         NSString *title([CollationTitles_ objectAtIndex:offset]);
6780         Section *section([[[Section alloc] initWithName:title row:end localize:NO] autorelease]);
6781         [sections addObject:section];
6782     }
6783
6784     if ([prefix count] != 0) {
6785         Section *suffix([sections lastObject]);
6786         [prefix setName:[suffix name]];
6787         [suffix setName:nil];
6788         [sections insertObject:prefix atIndex:(offsets - 1)];
6789     }
6790
6791     return sections;
6792 }
6793
6794 - (void) reloadData {
6795     [super reloadData];
6796
6797     if ([self shouldYield])
6798         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6799     else
6800         [self _reloadData];
6801 }
6802
6803 - (void) resetCursor {
6804     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6805 }
6806
6807 - (void) clearData {
6808     [self updateHeight];
6809
6810     [list_ setDataSource:nil];
6811     [list_ reloadData];
6812
6813     [self resetCursor];
6814 }
6815
6816 @end
6817 /* }}} */
6818 /* Filtered Package List Controller {{{ */
6819 typedef Function<bool, Package *> PackageFilter;
6820 typedef Function<void, NSMutableArray *> PackageSorter;
6821 @interface FilteredPackageListController : PackageListController {
6822     PackageFilter filter_;
6823     PackageSorter sorter_;
6824 }
6825
6826 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter;
6827
6828 - (void) setFilter:(PackageFilter)filter;
6829 - (void) setSorter:(PackageSorter)sorter;
6830
6831 @end
6832
6833 @implementation FilteredPackageListController
6834
6835 - (void) setFilter:(PackageFilter)filter {
6836 @synchronized (self) {
6837     filter_ = filter;
6838 } }
6839
6840 - (void) setSorter:(PackageSorter)sorter {
6841 @synchronized (self) {
6842     sorter_ = sorter;
6843 } }
6844
6845 - (NSMutableArray *) _reloadPackages {
6846 @synchronized (database_) {
6847     era_ = [database_ era];
6848
6849     NSArray *packages([database_ packages]);
6850     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6851
6852     PackageFilter filter;
6853     PackageSorter sorter;
6854
6855     @synchronized (self) {
6856         filter = filter_;
6857         sorter = sorter_;
6858     }
6859
6860     _profile(PackageTable$reloadData$Filter)
6861         for (Package *package in packages)
6862             if ([package valid] && filter(package))
6863                 [filtered addObject:package];
6864     _end
6865
6866     if (sorter)
6867         sorter(filtered);
6868     return filtered;
6869 } }
6870
6871 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter {
6872     if ((self = [super initWithDatabase:database title:title]) != nil) {
6873         [self setFilter:filter];
6874     } return self;
6875 }
6876
6877 @end
6878 /* }}} */
6879
6880 /* Home Controller {{{ */
6881 @interface HomeController : CydiaWebViewController {
6882     CFRunLoopRef runloop_;
6883     SCNetworkReachabilityRef reachability_;
6884 }
6885
6886 @end
6887
6888 @implementation HomeController
6889
6890 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6891     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6892 }
6893
6894 - (id) init {
6895     if ((self = [super init]) != nil) {
6896         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6897         [self reloadData];
6898
6899         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6900         if (reachability_ != NULL) {
6901             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6902             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6903
6904             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6905             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6906                 runloop_ = runloop;
6907         }
6908     } return self;
6909 }
6910
6911 - (void) dealloc {
6912     if (reachability_ != NULL && runloop_ != NULL)
6913         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6914     [super dealloc];
6915 }
6916
6917 - (NSURL *) navigationURL {
6918     return [NSURL URLWithString:@"cydia://home"];
6919 }
6920
6921 - (void) aboutButtonClicked {
6922     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6923
6924     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6925     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6926     [alert setCancelButtonIndex:0];
6927
6928     [alert setMessage:
6929         @"Copyright \u00a9 2008-2014\n"
6930         "SaurikIT, LLC\n"
6931         "\n"
6932         "Jay Freeman (saurik)\n"
6933         "saurik@saurik.com\n"
6934         "http://www.saurik.com/"
6935     ];
6936
6937     [alert show];
6938 }
6939
6940 - (UIBarButtonItem *) leftButton {
6941     return [[[UIBarButtonItem alloc]
6942         initWithTitle:UCLocalize("ABOUT")
6943         style:UIBarButtonItemStylePlain
6944         target:self
6945         action:@selector(aboutButtonClicked)
6946     ] autorelease];
6947 }
6948
6949 @end
6950 /* }}} */
6951
6952 /* Cydia Navigation Controller Interface {{{ */
6953 @interface UINavigationController (Cydia)
6954
6955 - (NSArray *) navigationURLCollection;
6956 - (void) unloadData;
6957
6958 @end
6959 /* }}} */
6960
6961 /* Cydia Tab Bar Controller {{{ */
6962 @interface CydiaTabBarController : CyteTabBarController <
6963     UITabBarControllerDelegate,
6964     FetchDelegate
6965 > {
6966     _transient Database *database_;
6967
6968     _H<UIActivityIndicatorView> indicator_;
6969
6970     bool updating_;
6971     // XXX: ok, "updatedelegate_"?...
6972     _transient NSObject<CydiaDelegate> *updatedelegate_;
6973 }
6974
6975 - (NSArray *) navigationURLCollection;
6976 - (void) beginUpdate;
6977 - (BOOL) updating;
6978
6979 @end
6980
6981 @implementation CydiaTabBarController
6982
6983 - (NSArray *) navigationURLCollection {
6984     NSMutableArray *items([NSMutableArray array]);
6985
6986     // XXX: Should this deal with transient view controllers?
6987     for (id navigation in [self viewControllers]) {
6988         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6989         if (stack != nil)
6990             [items addObject:stack];
6991     }
6992
6993     return items;
6994 }
6995
6996 - (id) initWithDatabase:(Database *)database {
6997     if ((self = [super init]) != nil) {
6998         database_ = database;
6999         [self setDelegate:self];
7000
7001         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteTiny] autorelease];
7002         [indicator_ setOrigin:CGPointMake(kCFCoreFoundationVersionNumber >= 800 ? 2 : 4, 2)];
7003
7004         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7005     } return self;
7006 }
7007
7008 - (void) setUpdate:(NSDate *)date {
7009     [self beginUpdate];
7010 }
7011
7012 - (void) beginUpdate {
7013     if (updating_)
7014         return;
7015
7016     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7017     UITabBarItem *item([controller tabBarItem]);
7018
7019     [item setBadgeValue:@""];
7020     UIView *badge(MSHookIvar<UIView *>([item view], "_badge"));
7021
7022     [indicator_ startAnimating];
7023     [badge addSubview:indicator_];
7024
7025     [updatedelegate_ retainNetworkActivityIndicator];
7026     updating_ = true;
7027
7028     [NSThread
7029         detachNewThreadSelector:@selector(performUpdate)
7030         toTarget:self
7031         withObject:nil
7032     ];
7033 }
7034
7035 - (void) performUpdate {
7036     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
7037
7038     SourceStatus status(self, database_);
7039     [database_ updateWithStatus:status];
7040
7041     [self
7042         performSelectorOnMainThread:@selector(completeUpdate)
7043         withObject:nil
7044         waitUntilDone:NO
7045     ];
7046
7047     [pool release];
7048 }
7049
7050 - (void) stopUpdateWithSelector:(SEL)selector {
7051     updating_ = false;
7052     [updatedelegate_ releaseNetworkActivityIndicator];
7053
7054     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7055     [[controller tabBarItem] setBadgeValue:nil];
7056
7057     [indicator_ removeFromSuperview];
7058     [indicator_ stopAnimating];
7059
7060     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
7061 }
7062
7063 - (void) completeUpdate {
7064     if (!updating_)
7065         return;
7066     [self stopUpdateWithSelector:@selector(reloadData)];
7067 }
7068
7069 - (void) cancelUpdate {
7070     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
7071 }
7072
7073 - (void) cancelPressed {
7074     [self cancelUpdate];
7075 }
7076
7077 - (BOOL) updating {
7078     return updating_;
7079 }
7080
7081 - (bool) isSourceCancelled {
7082     return !updating_;
7083 }
7084
7085 - (void) startSourceFetch:(NSString *)uri {
7086 }
7087
7088 - (void) stopSourceFetch:(NSString *)uri {
7089 }
7090
7091 - (void) setUpdateDelegate:(id)delegate {
7092     updatedelegate_ = delegate;
7093 }
7094
7095 @end
7096 /* }}} */
7097
7098 /* Cydia Navigation Controller Implementation {{{ */
7099 @implementation UINavigationController (Cydia)
7100
7101 - (NSArray *) navigationURLCollection {
7102     NSMutableArray *stack([NSMutableArray array]);
7103
7104     for (CyteViewController *controller in [self viewControllers]) {
7105         NSString *url = [[controller navigationURL] absoluteString];
7106         if (url != nil)
7107             [stack addObject:url];
7108     }
7109
7110     return stack;
7111 }
7112
7113 - (void) reloadData {
7114     [super reloadData];
7115
7116     UIViewController *visible([self visibleViewController]);
7117     if (visible != nil)
7118         [visible reloadData];
7119
7120     // on the iPad, this view controller is ALSO visible. :(
7121     if (IsWildcat_)
7122         if (UIViewController *top = [self topViewController])
7123             if (top != visible)
7124                 [top reloadData];
7125 }
7126
7127 - (void) unloadData {
7128     for (CyteViewController *page in [self viewControllers])
7129         [page unloadData];
7130
7131     [super unloadData];
7132 }
7133
7134 @end
7135 /* }}} */
7136
7137 /* Cydia:// Protocol {{{ */
7138 @interface CydiaURLProtocol : NSURLProtocol {
7139 }
7140
7141 @end
7142
7143 @implementation CydiaURLProtocol
7144
7145 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7146     NSURL *url([request URL]);
7147     if (url == nil)
7148         return NO;
7149
7150     NSString *scheme([[url scheme] lowercaseString]);
7151     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7152         return YES;
7153     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7154         return YES;
7155
7156     return NO;
7157 }
7158
7159 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7160     return request;
7161 }
7162
7163 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7164     id<NSURLProtocolClient> client([self client]);
7165     if (icon == nil)
7166         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7167     else {
7168         NSData *data(UIImagePNGRepresentation(icon));
7169
7170         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7171         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7172         [client URLProtocol:self didLoadData:data];
7173         [client URLProtocolDidFinishLoading:self];
7174     }
7175 }
7176
7177 - (void) startLoading {
7178     id<NSURLProtocolClient> client([self client]);
7179     NSURLRequest *request([self request]);
7180
7181     NSURL *url([request URL]);
7182     NSString *href([url absoluteString]);
7183     NSString *scheme([[url scheme] lowercaseString]);
7184
7185     NSString *path;
7186
7187     if ([scheme isEqualToString:@"cydia"])
7188         path = [href substringFromIndex:8];
7189     else if ([scheme isEqualToString:@"about"])
7190         path = [href substringFromIndex:12];
7191     else _assert(false);
7192
7193     NSRange slash([path rangeOfString:@"/"]);
7194
7195     NSString *command;
7196     if (slash.location == NSNotFound) {
7197         command = path;
7198         path = nil;
7199     } else {
7200         command = [path substringToIndex:slash.location];
7201         path = [path substringFromIndex:(slash.location + 1)];
7202     }
7203
7204     Database *database([Database sharedInstance]);
7205
7206     if ([command isEqualToString:@"package-icon"]) {
7207         if (path == nil)
7208             goto fail;
7209         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7210         Package *package([database packageWithName:path]);
7211         if (package == nil)
7212             goto fail;
7213         [package parse];
7214         UIImage *icon([package icon]);
7215         [self _returnPNGWithImage:icon forRequest:request];
7216     } else if ([command isEqualToString:@"uikit-image"]) {
7217         if (path == nil)
7218             goto fail;
7219         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7220         UIImage *icon(_UIImageWithName(path));
7221         [self _returnPNGWithImage:icon forRequest:request];
7222     } else if ([command isEqualToString:@"section-icon"]) {
7223         if (path == nil)
7224             goto fail;
7225         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7226         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7227         if (icon == nil)
7228             icon = [UIImage imageNamed:@"unknown.png"];
7229         [self _returnPNGWithImage:icon forRequest:request];
7230     } else fail: {
7231         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7232     }
7233 }
7234
7235 - (void) stopLoading {
7236 }
7237
7238 @end
7239 /* }}} */
7240
7241 /* Section Controller {{{ */
7242 @interface SectionController : FilteredPackageListController {
7243     _H<NSString> key_;
7244     _H<NSString> section_;
7245 }
7246
7247 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section;
7248
7249 @end
7250
7251 @implementation SectionController
7252
7253 - (NSURL *) referrerURL {
7254     NSString *name(section_);
7255     name = name ?: @"*";
7256     NSString *key(key_);
7257     key = key ?: @"*";
7258     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@/%@", UI_, [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7259 }
7260
7261 - (NSURL *) navigationURL {
7262     NSString *name(section_);
7263     name = name ?: @"*";
7264     NSString *key(key_);
7265     key = key ?: @"*";
7266     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@/%@", [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7267 }
7268
7269 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section {
7270     NSString *title;
7271     if (section == nil)
7272         title = UCLocalize("ALL_PACKAGES");
7273     else if (![section isEqual:@""])
7274         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(section) value:nil table:@"Sections"];
7275     else
7276         title = UCLocalize("NO_SECTION");
7277
7278     if ((self = [super initWithDatabase:database title:title]) != nil) {
7279         key_ = [source key];
7280         section_ = section;
7281     } return self;
7282 }
7283
7284 - (void) reloadData {
7285     Source *source([database_ sourceWithKey:key_]);
7286     _H<NSString> name(section_);
7287
7288     [self setFilter:[=](Package *package) {
7289         NSString *section([package section]);
7290
7291         return (
7292             name == nil ||
7293             section == nil && [name length] == 0 ||
7294             [name isEqualToString:section]
7295         ) && (
7296             source == nil ||
7297             [package source] == source
7298         ) && [package visible];
7299     }];
7300
7301     [super reloadData];
7302 }
7303
7304 @end
7305 /* }}} */
7306 /* Sections Controller {{{ */
7307 @interface SectionsController : CyteViewController <
7308     UITableViewDataSource,
7309     UITableViewDelegate
7310 > {
7311     _transient Database *database_;
7312     _H<NSString> key_;
7313     _H<NSMutableArray> sections_;
7314     _H<NSMutableArray> filtered_;
7315     _H<UITableView, 2> list_;
7316 }
7317
7318 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7319 - (void) editButtonClicked;
7320
7321 @end
7322
7323 @implementation SectionsController
7324
7325 - (NSURL *) navigationURL {
7326     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
7327 }
7328
7329 - (Source *) source {
7330     if (key_ == nil)
7331         return nil;
7332     return [database_ sourceWithKey:key_];
7333 }
7334
7335 - (void) updateNavigationItem {
7336     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7337     if ([sections_ count] == 0) {
7338         [[self navigationItem] setRightBarButtonItem:nil];
7339     } else {
7340         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7341             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7342             target:self
7343             action:@selector(editButtonClicked)
7344         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7345     }
7346 }
7347
7348 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7349     [super setEditing:editing animated:animated];
7350
7351     if (editing)
7352         [list_ reloadData];
7353     else
7354         [delegate_ updateData];
7355
7356     [self updateNavigationItem];
7357 }
7358
7359 - (void) viewDidAppear:(BOOL)animated {
7360     [super viewDidAppear:animated];
7361     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7362 }
7363
7364 - (void) viewWillDisappear:(BOOL)animated {
7365     [super viewWillDisappear:animated];
7366     [self setEditing:NO];
7367 }
7368
7369 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7370     Section *section = nil;
7371     int index = [indexPath row];
7372     if (![self isEditing]) {
7373         index -= 1;
7374         if (index >= 0)
7375             section = [filtered_ objectAtIndex:index];
7376     } else {
7377         section = [sections_ objectAtIndex:index];
7378     }
7379     return section;
7380 }
7381
7382 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7383     if ([self isEditing])
7384         return [sections_ count];
7385     else
7386         return [filtered_ count] + 1;
7387 }
7388
7389 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7390     return 45.0f;
7391 }*/
7392
7393 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7394     static NSString *reuseIdentifier = @"SectionCell";
7395
7396     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7397     if (cell == nil)
7398         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7399
7400     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7401
7402     return cell;
7403 }
7404
7405 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7406     if ([self isEditing])
7407         return;
7408
7409     Section *section = [self sectionAtIndexPath:indexPath];
7410
7411     SectionController *controller = [[[SectionController alloc]
7412         initWithDatabase:database_
7413         source:[self source]
7414         section:[section name]
7415     ] autorelease];
7416     [controller setDelegate:delegate_];
7417
7418     [[self navigationController] pushViewController:controller animated:YES];
7419 }
7420
7421 - (void) loadView {
7422     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7423     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7424     [list_ setRowHeight:46];
7425     [(UITableView *) list_ setDataSource:self];
7426     [list_ setDelegate:self];
7427     [self setView:list_];
7428 }
7429
7430 - (void) viewDidLoad {
7431     [super viewDidLoad];
7432
7433     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7434 }
7435
7436 - (void) releaseSubviews {
7437     list_ = nil;
7438
7439     sections_ = nil;
7440     filtered_ = nil;
7441
7442     [super releaseSubviews];
7443 }
7444
7445 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7446     if ((self = [super init]) != nil) {
7447         database_ = database;
7448         key_ = [source key];
7449     } return self;
7450 }
7451
7452 - (void) reloadData {
7453     [super reloadData];
7454
7455     NSArray *packages = [database_ packages];
7456
7457     sections_ = [NSMutableArray arrayWithCapacity:16];
7458     filtered_ = [NSMutableArray arrayWithCapacity:16];
7459
7460     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7461
7462     Source *source([self source]);
7463
7464     _trace();
7465     for (Package *package in packages) {
7466         if (source != nil && [package source] != source)
7467             continue;
7468
7469         NSString *name([package section]);
7470         NSString *key(name == nil ? @"" : name);
7471
7472         Section *section;
7473
7474         _profile(SectionsView$reloadData$Section)
7475             section = [sections objectForKey:key];
7476             if (section == nil) {
7477                 _profile(SectionsView$reloadData$Section$Allocate)
7478                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7479                     [sections setObject:section forKey:key];
7480                 _end
7481             }
7482         _end
7483
7484         [section addToCount];
7485
7486         _profile(SectionsView$reloadData$Filter)
7487             if (![package valid] || ![package visible])
7488                 continue;
7489         _end
7490
7491         [section addToRow];
7492     }
7493     _trace();
7494
7495     [sections_ addObjectsFromArray:[sections allValues]];
7496
7497     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7498
7499     for (Section *section in (id) sections_) {
7500         size_t count([section row]);
7501         if (count == 0)
7502             continue;
7503
7504         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7505         [section setCount:count];
7506         [filtered_ addObject:section];
7507     }
7508
7509     [self updateNavigationItem];
7510     [list_ reloadData];
7511     _trace();
7512 }
7513
7514 - (void) editButtonClicked {
7515     [self setEditing:![self isEditing] animated:YES];
7516 }
7517
7518 @end
7519 /* }}} */
7520
7521 /* Changes Controller {{{ */
7522 @interface ChangesController : FilteredPackageListController {
7523     unsigned upgrades_;
7524 }
7525
7526 - (id) initWithDatabase:(Database *)database;
7527
7528 @end
7529
7530 @implementation ChangesController
7531
7532 - (NSURL *) referrerURL {
7533     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/changes/", UI_]];
7534 }
7535
7536 - (NSURL *) navigationURL {
7537     return [NSURL URLWithString:@"cydia://changes"];
7538 }
7539
7540 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7541 @synchronized (database_) {
7542     if ([database_ era] != era_)
7543         return nil;
7544
7545     NSUInteger sectionIndex([path section]);
7546     if (sectionIndex >= [sections_ count])
7547         return nil;
7548     Section *section([sections_ objectAtIndex:sectionIndex]);
7549     NSInteger row([path row]);
7550     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7551 } }
7552
7553 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7554     NSString *context([alert context]);
7555
7556     if ([context isEqualToString:@"norefresh"])
7557         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7558 }
7559
7560 - (void) setLeftBarButtonItem {
7561     if ([delegate_ updating])
7562         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7563             initWithTitle:UCLocalize("CANCEL")
7564             style:UIBarButtonItemStyleDone
7565             target:self
7566             action:@selector(cancelButtonClicked)
7567         ] autorelease] animated:YES];
7568     else
7569         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7570             initWithTitle:UCLocalize("REFRESH")
7571             style:UIBarButtonItemStylePlain
7572             target:self
7573             action:@selector(refreshButtonClicked)
7574         ] autorelease] animated:YES];
7575 }
7576
7577 - (void) refreshButtonClicked {
7578     if ([delegate_ requestUpdate])
7579         [self setLeftBarButtonItem];
7580 }
7581
7582 - (void) cancelButtonClicked {
7583     [delegate_ cancelUpdate];
7584 }
7585
7586 - (void) upgradeButtonClicked {
7587     [delegate_ distUpgrade];
7588     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7589 }
7590
7591 - (bool) shouldYield {
7592     return true;
7593 }
7594
7595 - (bool) shouldBlock {
7596     return true;
7597 }
7598
7599 - (void) useFilter {
7600 @synchronized (self) {
7601     [self setFilter:[](Package *package) {
7602         return [package upgradableAndEssential:YES] || [package visible];
7603     }];
7604
7605     [self setSorter:[](NSMutableArray *packages) {
7606         [packages radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7607     }];
7608 } }
7609
7610 - (id) initWithDatabase:(Database *)database {
7611     if ((self = [super initWithDatabase:database title:UCLocalize("CHANGES")]) != nil) {
7612         [self useFilter];
7613     } return self;
7614 }
7615
7616 - (void) viewDidLoad {
7617     [super viewDidLoad];
7618     [self setLeftBarButtonItem];
7619 }
7620
7621 - (void) viewWillAppear:(BOOL)animated {
7622     [super viewWillAppear:animated];
7623     [self setLeftBarButtonItem];
7624 }
7625
7626 - (void) reloadData {
7627     [self setLeftBarButtonItem];
7628     [super reloadData];
7629 }
7630
7631 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
7632     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
7633
7634     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7635     Section *ignored = nil;
7636     Section *section = nil;
7637     time_t last = 0;
7638
7639     upgrades_ = 0;
7640     bool unseens = false;
7641
7642     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7643
7644     for (size_t offset = 0, count = [packages count]; offset != count; ++offset) {
7645         Package *package = [packages objectAtIndex:offset];
7646
7647         BOOL uae = [package upgradableAndEssential:YES];
7648
7649         if (!uae) {
7650             unseens = true;
7651             time_t seen([package seen]);
7652
7653             if (section == nil || last != seen) {
7654                 last = seen;
7655
7656                 NSString *name;
7657                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7658                 [name autorelease];
7659
7660                 _profile(ChangesController$reloadData$Allocate)
7661                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7662                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7663                     [sections addObject:section];
7664                 _end
7665             }
7666
7667             [section addToCount];
7668         } else if ([package ignored]) {
7669             if (ignored == nil) {
7670                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7671             }
7672             [ignored addToCount];
7673         } else {
7674             ++upgrades_;
7675             [upgradable addToCount];
7676         }
7677     }
7678     _trace();
7679
7680     CFRelease(formatter);
7681
7682     if (unseens) {
7683         Section *last = [sections lastObject];
7684         size_t count = [last count];
7685         [packages removeObjectsInRange:NSMakeRange([packages count] - count, count)];
7686         [sections removeLastObject];
7687     }
7688
7689     if ([ignored count] != 0)
7690         [sections insertObject:ignored atIndex:0];
7691     if (upgrades_ != 0)
7692         [sections insertObject:upgradable atIndex:0];
7693
7694     [list_ reloadData];
7695
7696     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7697         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7698         style:UIBarButtonItemStylePlain
7699         target:self
7700         action:@selector(upgradeButtonClicked)
7701     ] autorelease]) animated:YES];
7702
7703     return sections;
7704 }
7705
7706 @end
7707 /* }}} */
7708 /* Search Controller {{{ */
7709 @interface SearchController : FilteredPackageListController <
7710     UISearchBarDelegate
7711 > {
7712     _H<UISearchBar, 1> search_;
7713     BOOL searchloaded_;
7714     bool summary_;
7715 }
7716
7717 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7718 - (void) reloadData;
7719
7720 @end
7721
7722 @implementation SearchController
7723
7724 - (NSURL *) referrerURL {
7725     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
7726 }
7727
7728 - (NSURL *) navigationURL {
7729     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7730         return [NSURL URLWithString:@"cydia://search"];
7731     else
7732         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
7733 }
7734
7735 - (NSArray *) termsForQuery:(NSString *)query {
7736     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
7737     for (NSString *component in [query componentsSeparatedByString:@" "])
7738         if ([component length] != 0)
7739             [terms addObject:component];
7740
7741     return terms;
7742 }
7743
7744 - (void) useSearch {
7745     _H<NSArray> query([self termsForQuery:[search_ text]]);
7746     summary_ = false;
7747
7748 @synchronized (self) {
7749     [self setFilter:[=](Package *package) {
7750         if (![package unfiltered])
7751             return false;
7752         if (![package matches:query])
7753             return false;
7754         return true;
7755     }];
7756
7757     [self setSorter:[](NSMutableArray *packages) {
7758         [packages radixSortUsingSelector:@selector(rank)];
7759     }];
7760 }
7761
7762     [self clearData];
7763     [self reloadData];
7764 }
7765
7766 - (void) usePrefix:(NSString *)prefix {
7767     _H<NSString> query(prefix);
7768     summary_ = true;
7769
7770 @synchronized (self) {
7771     [self setFilter:[=](Package *package) {
7772         if ([query length] == 0)
7773             return false;
7774         if (![package unfiltered])
7775             return false;
7776         if ([[package name] compare:query options:MatchCompareOptions_ range:NSMakeRange(0, [query length])] != NSOrderedSame)
7777             return false;
7778         return true;
7779     }];
7780
7781     [self setSorter:nullptr];
7782 }
7783
7784     [self reloadData];
7785 }
7786
7787 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7788     [self clearData];
7789     [self usePrefix:[search_ text]];
7790 }
7791
7792 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7793     [search_ resignFirstResponder];
7794     [self useSearch];
7795 }
7796
7797 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7798     [search_ setText:@""];
7799     [self searchBarButtonClicked:searchBar];
7800 }
7801
7802 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7803     [self searchBarButtonClicked:searchBar];
7804 }
7805
7806 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7807     [self usePrefix:text];
7808 }
7809
7810 - (bool) shouldYield {
7811     return YES;
7812 }
7813
7814 - (bool) shouldBlock {
7815     return !summary_;
7816 }
7817
7818 - (bool) isSummarized {
7819     return summary_;
7820 }
7821
7822 - (bool) showsSections {
7823     return false;
7824 }
7825
7826 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7827     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH")])) {
7828         search_ = [[[UISearchBar alloc] init] autorelease];
7829         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7830         [search_ setDelegate:self];
7831
7832         UITextField *textField;
7833         if ([search_ respondsToSelector:@selector(searchField)])
7834             textField = [search_ searchField];
7835         else
7836             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7837
7838         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7839         [textField setEnablesReturnKeyAutomatically:NO];
7840         [[self navigationItem] setTitleView:textField];
7841
7842         if (query != nil)
7843             [search_ setText:query];
7844         [self useSearch];
7845     } return self;
7846 }
7847
7848 - (void) viewDidAppear:(BOOL)animated {
7849     [super viewDidAppear:animated];
7850
7851     if (!searchloaded_) {
7852         searchloaded_ = YES;
7853         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7854         [search_ layoutSubviews];
7855     }
7856
7857     if ([self isSummarized])
7858         [search_ becomeFirstResponder];
7859 }
7860
7861 - (void) reloadData {
7862     [self resetCursor];
7863     [super reloadData];
7864 }
7865
7866 - (void) didSelectPackage:(Package *)package {
7867     [search_ resignFirstResponder];
7868     [super didSelectPackage:package];
7869 }
7870
7871 @end
7872 /* }}} */
7873 /* Package Settings Controller {{{ */
7874 @interface PackageSettingsController : CyteViewController <
7875     UITableViewDataSource,
7876     UITableViewDelegate
7877 > {
7878     _transient Database *database_;
7879     _H<NSString> name_;
7880     _H<Package> package_;
7881     _H<UITableView, 2> table_;
7882     _H<UISwitch> subscribedSwitch_;
7883     _H<UISwitch> ignoredSwitch_;
7884     _H<UITableViewCell> subscribedCell_;
7885     _H<UITableViewCell> ignoredCell_;
7886 }
7887
7888 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7889
7890 @end
7891
7892 @implementation PackageSettingsController
7893
7894 - (NSURL *) navigationURL {
7895     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7896 }
7897
7898 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7899     if (package_ == nil)
7900         return 0;
7901
7902     if ([package_ installed] == nil)
7903         return 1;
7904     else
7905         return 2;
7906 }
7907
7908 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7909     if (package_ == nil)
7910         return 0;
7911
7912     // both sections contain just one item right now.
7913     return 1;
7914 }
7915
7916 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7917     return nil;
7918 }
7919
7920 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7921     if (section == 0)
7922         return UCLocalize("SHOW_ALL_CHANGES_EX");
7923     else
7924         return UCLocalize("IGNORE_UPGRADES_EX");
7925 }
7926
7927 - (void) onSubscribed:(id)control {
7928     bool value([control isOn]);
7929     if (package_ == nil)
7930         return;
7931     if ([package_ setSubscribed:value])
7932         [delegate_ updateData];
7933 }
7934
7935 - (void) _updateIgnored {
7936     const char *package([name_ UTF8String]);
7937     bool on([ignoredSwitch_ isOn]);
7938
7939     pid_t pid(ExecFork());
7940     if (pid == 0) {
7941         FILE *dpkg(_root(popen("dpkg --set-selections", "w")));
7942         fwrite(package, strlen(package), 1, dpkg);
7943
7944         if (on)
7945             fwrite(" hold\n", 6, 1, dpkg);
7946         else
7947             fwrite(" install\n", 9, 1, dpkg);
7948
7949         pclose(dpkg);
7950
7951         exit(0);
7952     } ReapZombie(pid);
7953 }
7954
7955 - (void) onIgnored:(id)control {
7956     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7957     [invocation setTarget:self];
7958     [invocation setSelector:@selector(_updateIgnored)];
7959
7960     [delegate_ reloadDataWithInvocation:invocation];
7961 }
7962
7963 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7964     if (package_ == nil)
7965         return nil;
7966
7967     switch ([indexPath section]) {
7968         case 0: return subscribedCell_;
7969         case 1: return ignoredCell_;
7970
7971         _nodefault
7972     }
7973
7974     return nil;
7975 }
7976
7977 - (void) loadView {
7978     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7979     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7980     [self setView:view];
7981
7982     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7983     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7984     [(UITableView *) table_ setDataSource:self];
7985     [table_ setDelegate:self];
7986     [view addSubview:table_];
7987
7988     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7989     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7990     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7991
7992     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7993     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7994     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7995
7996     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7997     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7998     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7999     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8000
8001     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
8002     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
8003     [ignoredCell_ setAccessoryView:ignoredSwitch_];
8004     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8005 }
8006
8007 - (void) viewDidLoad {
8008     [super viewDidLoad];
8009
8010     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
8011 }
8012
8013 - (void) releaseSubviews {
8014     ignoredCell_ = nil;
8015     subscribedCell_ = nil;
8016     table_ = nil;
8017     ignoredSwitch_ = nil;
8018     subscribedSwitch_ = nil;
8019
8020     [super releaseSubviews];
8021 }
8022
8023 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8024     if ((self = [super init]) != nil) {
8025         database_ = database;
8026         name_ = package;
8027     } return self;
8028 }
8029
8030 - (void) reloadData {
8031     [super reloadData];
8032
8033     package_ = [database_ packageWithName:name_];
8034
8035     if (package_ != nil) {
8036         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8037         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8038     } // XXX: what now, G?
8039
8040     [table_ reloadData];
8041 }
8042
8043 @end
8044 /* }}} */
8045
8046 /* Installed Controller {{{ */
8047 @interface InstalledController : FilteredPackageListController {
8048     bool sectioned_;
8049 }
8050
8051 - (id) initWithDatabase:(Database *)database;
8052 - (void) queueStatusDidChange;
8053
8054 @end
8055
8056 @implementation InstalledController
8057
8058 - (NSURL *) referrerURL {
8059     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
8060 }
8061
8062 - (NSURL *) navigationURL {
8063     return [NSURL URLWithString:@"cydia://installed"];
8064 }
8065
8066 - (void) useRecent {
8067     sectioned_ = false;
8068
8069 @synchronized (self) {
8070     [self setFilter:[](Package *package) {
8071         return ![package uninstalled] && package->role_ < 7;
8072     }];
8073
8074     [self setSorter:[](NSMutableArray *packages) {
8075         [packages radixSortUsingSelector:@selector(recent)];
8076     }];
8077 } }
8078
8079 - (void) useFilter:(UISegmentedControl *)segmented {
8080     NSInteger selected([segmented selectedSegmentIndex]);
8081     if (selected == 2)
8082         return [self useRecent];
8083     bool simple(selected == 0);
8084     sectioned_ = true;
8085
8086 @synchronized (self) {
8087     [self setFilter:[=](Package *package) {
8088         return ![package uninstalled] && package->role_ <= (simple ? 1 : 3);
8089     }];
8090
8091     [self setSorter:nullptr];
8092 } }
8093
8094 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
8095     if (sectioned_)
8096         return [super sectionsForPackages:packages];
8097
8098     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterLongStyle, kCFDateFormatterNoStyle));
8099
8100     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
8101     Section *section(nil);
8102     time_t last(0);
8103
8104     for (size_t offset(0), count([packages count]); offset != count; ++offset) {
8105         Package *package([packages objectAtIndex:offset]);
8106
8107         time_t upgraded([package upgraded]);
8108         if (upgraded < 1168364520)
8109             upgraded = 0;
8110         else
8111             upgraded -= upgraded % (60 * 60 * 24);
8112
8113         if (section == nil || upgraded != last) {
8114             last = upgraded;
8115
8116             NSString *name;
8117             if (upgraded == 0)
8118                 continue; // XXX: name = UCLocalize("...");
8119             else {
8120                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:upgraded]);
8121                 [name autorelease];
8122             }
8123
8124             section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
8125             [sections addObject:section];
8126         }
8127
8128         [section addToCount];
8129     }
8130
8131     CFRelease(formatter);
8132     return sections;
8133 }
8134
8135 - (id) initWithDatabase:(Database *)database {
8136     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED")]) != nil) {
8137         UISegmentedControl *segmented([[[UISegmentedControl alloc] initWithItems:[NSArray arrayWithObjects:UCLocalize("USER"), UCLocalize("EXPERT"), UCLocalize("RECENT"), nil]] autorelease]);
8138         [segmented setSelectedSegmentIndex:0];
8139         [segmented setSegmentedControlStyle:UISegmentedControlStyleBar];
8140         [[self navigationItem] setTitleView:segmented];
8141
8142         [segmented addTarget:self action:@selector(modeChanged:) forEvents:UIControlEventValueChanged];
8143         [self useFilter:segmented];
8144
8145         [self queueStatusDidChange];
8146     } return self;
8147 }
8148
8149 #if !AlwaysReload
8150 - (void) queueButtonClicked {
8151     [delegate_ queue];
8152 }
8153 #endif
8154
8155 - (void) queueStatusDidChange {
8156 #if !AlwaysReload
8157     if (Queuing_) {
8158         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8159             initWithTitle:UCLocalize("QUEUE")
8160             style:UIBarButtonItemStyleDone
8161             target:self
8162             action:@selector(queueButtonClicked)
8163         ] autorelease]];
8164     } else {
8165         [[self navigationItem] setRightBarButtonItem:nil];
8166     }
8167 #endif
8168 }
8169
8170 - (void) modeChanged:(UISegmentedControl *)segmented {
8171     [self useFilter:segmented];
8172     [self reloadData];
8173 }
8174
8175 @end
8176 /* }}} */
8177
8178 /* Source Cell {{{ */
8179 @interface SourceCell : CyteTableViewCell <
8180     CyteTableViewCellDelegate,
8181     SourceDelegate
8182 > {
8183     _H<Source, 1> source_;
8184     _H<NSURL> url_;
8185     _H<UIImage> icon_;
8186     _H<NSString> origin_;
8187     _H<NSString> label_;
8188     _H<UIActivityIndicatorView> indicator_;
8189 }
8190
8191 - (void) setSource:(Source *)source;
8192 - (void) setFetch:(NSNumber *)fetch;
8193
8194 @end
8195
8196 @implementation SourceCell
8197
8198 - (void) _setImage:(NSArray *)data {
8199     if ([url_ isEqual:[data objectAtIndex:0]]) {
8200         icon_ = [data objectAtIndex:1];
8201         [content_ setNeedsDisplay];
8202     }
8203 }
8204
8205 - (void) _setSource:(NSURL *) url {
8206     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8207
8208     if (NSData *data = [NSURLConnection
8209         sendSynchronousRequest:[NSURLRequest
8210             requestWithURL:url
8211             cachePolicy:NSURLRequestUseProtocolCachePolicy
8212             timeoutInterval:10
8213         ]
8214
8215         returningResponse:NULL
8216         error:NULL
8217     ])
8218         if (UIImage *image = [UIImage imageWithData:data])
8219             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8220
8221     [pool release];
8222 }
8223
8224 - (void) setSource:(Source *)source {
8225     source_ = source;
8226     [source_ setDelegate:self];
8227
8228     [self setFetch:[NSNumber numberWithBool:[source_ fetch]]];
8229
8230     icon_ = [UIImage imageNamed:@"unknown.png"];
8231
8232     origin_ = [source name];
8233     label_ = [source rooturi];
8234
8235     [content_ setNeedsDisplay];
8236
8237     url_ = [source iconURL];
8238     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8239 }
8240
8241 - (void) setAllSource {
8242     source_ = nil;
8243     [indicator_ stopAnimating];
8244
8245     icon_ = [UIImage imageNamed:@"folder.png"];
8246     origin_ = UCLocalize("ALL_SOURCES");
8247     label_ = UCLocalize("ALL_SOURCES_EX");
8248     [content_ setNeedsDisplay];
8249 }
8250
8251 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8252     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8253         UIView *content([self contentView]);
8254         CGRect bounds([content bounds]);
8255
8256         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8257         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8258         [content_ setBackgroundColor:[UIColor whiteColor]];
8259         [content addSubview:content_];
8260
8261         [content_ setDelegate:self];
8262         [content_ setOpaque:YES];
8263
8264         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGraySmall] autorelease];
8265         [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleTopMargin];// | UIViewAutoresizingFlexibleBottomMargin];
8266         [content addSubview:indicator_];
8267
8268         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8269     } return self;
8270 }
8271
8272 - (void) layoutSubviews {
8273     [super layoutSubviews];
8274
8275     UIView *content([self contentView]);
8276     CGRect bounds([content bounds]);
8277
8278     CGRect frame([indicator_ frame]);
8279     frame.origin.x = bounds.size.width - frame.size.width;
8280     frame.origin.y = Retina((bounds.size.height - frame.size.height) / 2);
8281
8282     if (kCFCoreFoundationVersionNumber < 800)
8283         frame.origin.x -= 8;
8284     [indicator_ setFrame:frame];
8285 }
8286
8287 - (NSString *) accessibilityLabel {
8288     return origin_;
8289 }
8290
8291 - (void) drawContentRect:(CGRect)rect {
8292     bool highlighted(highlighted_);
8293     float width(rect.size.width);
8294
8295     if (icon_ != nil) {
8296         CGRect rect;
8297         rect.size = [(UIImage *) icon_ size];
8298
8299         while (rect.size.width > 32 || rect.size.height > 32) {
8300             rect.size.width /= 2;
8301             rect.size.height /= 2;
8302         }
8303
8304         rect.origin.x = 26 - rect.size.width / 2;
8305         rect.origin.y = 26 - rect.size.height / 2;
8306
8307         [icon_ drawInRect:Retina(rect)];
8308     }
8309
8310     if (highlighted && kCFCoreFoundationVersionNumber < 800)
8311         UISetColor(White_);
8312
8313     if (!highlighted)
8314         UISetColor(Black_);
8315     [origin_ drawAtPoint:CGPointMake(52, 8) forWidth:(width - 49) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
8316
8317     if (!highlighted)
8318         UISetColor(Gray_);
8319     [label_ drawAtPoint:CGPointMake(52, 29) forWidth:(width - 49) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
8320 }
8321
8322 - (void) setFetch:(NSNumber *)fetch {
8323     if ([fetch boolValue])
8324         [indicator_ startAnimating];
8325     else
8326         [indicator_ stopAnimating];
8327 }
8328
8329 @end
8330 /* }}} */
8331 /* Sources Controller {{{ */
8332 @interface SourcesController : CyteViewController <
8333     UITableViewDataSource,
8334     UITableViewDelegate
8335 > {
8336     _transient Database *database_;
8337     unsigned era_;
8338
8339     _H<UITableView, 2> list_;
8340     _H<NSMutableArray> sources_;
8341     int offset_;
8342
8343     _H<NSString> href_;
8344     _H<UIProgressHUD> hud_;
8345     _H<NSError> error_;
8346
8347     NSURLConnection *trivial_bz2_;
8348     NSURLConnection *trivial_gz_;
8349
8350     BOOL cydia_;
8351 }
8352
8353 - (id) initWithDatabase:(Database *)database;
8354 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8355
8356 @end
8357
8358 @implementation SourcesController
8359
8360 - (void) _releaseConnection:(NSURLConnection *)connection {
8361     if (connection != nil) {
8362         [connection cancel];
8363         //[connection setDelegate:nil];
8364         [connection release];
8365     }
8366 }
8367
8368 - (void) dealloc {
8369     [self _releaseConnection:trivial_gz_];
8370     [self _releaseConnection:trivial_bz2_];
8371
8372     [super dealloc];
8373 }
8374
8375 - (NSURL *) navigationURL {
8376     return [NSURL URLWithString:@"cydia://sources"];
8377 }
8378
8379 - (void) viewDidAppear:(BOOL)animated {
8380     [super viewDidAppear:animated];
8381     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8382 }
8383
8384 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8385     return 2;
8386 }
8387
8388 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8389     if (section == 1)
8390         return UCLocalize("INDIVIDUAL_SOURCES");
8391     return nil;
8392 }
8393
8394 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8395     switch (section) {
8396         case 0: return 1;
8397         case 1: return [sources_ count];
8398         default: return 0;
8399     }
8400 }
8401
8402 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8403 @synchronized (database_) {
8404     if ([database_ era] != era_)
8405         return nil;
8406     if ([indexPath section] != 1)
8407         return nil;
8408     NSUInteger index([indexPath row]);
8409     if (index >= [sources_ count])
8410         return nil;
8411     return [sources_ objectAtIndex:index];
8412 } }
8413
8414 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8415     static NSString *cellIdentifier = @"SourceCell";
8416
8417     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8418     if (cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8419     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8420
8421     Source *source([self sourceAtIndexPath:indexPath]);
8422     if (source == nil)
8423         [cell setAllSource];
8424     else
8425         [cell setSource:source];
8426
8427     return cell;
8428 }
8429
8430 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8431     SectionsController *controller([[[SectionsController alloc]
8432         initWithDatabase:database_
8433         source:[self sourceAtIndexPath:indexPath]
8434     ] autorelease]);
8435
8436     [controller setDelegate:delegate_];
8437     [[self navigationController] pushViewController:controller animated:YES];
8438 }
8439
8440 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8441     if ([indexPath section] != 1)
8442         return false;
8443     Source *source = [self sourceAtIndexPath:indexPath];
8444     return [source record] != nil;
8445 }
8446
8447 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8448     _assert([indexPath section] == 1);
8449     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8450         Source *source = [self sourceAtIndexPath:indexPath];
8451         if (source == nil) return;
8452
8453         [Sources_ removeObjectForKey:[source key]];
8454         Changed_ = true;
8455
8456         [delegate_ _saveConfig];
8457         [delegate_ reloadDataWithInvocation:nil];
8458     }
8459 }
8460
8461 - (void) tableView:(UITableView *)tableView didEndEditingRowAtIndexPath:(NSIndexPath *)indexPath {
8462     [self updateButtonsForEditingStatusAnimated:YES];
8463 }
8464
8465 - (void) complete {
8466     [delegate_ addTrivialSource:href_];
8467     href_ = nil;
8468
8469     [delegate_ syncData];
8470 }
8471
8472 - (NSString *) getWarning {
8473     NSString *href(href_);
8474     NSRange colon([href rangeOfString:@"://"]);
8475     if (colon.location != NSNotFound)
8476         href = [href substringFromIndex:(colon.location + 3)];
8477     href = [href stringByAddingPercentEscapes];
8478     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8479
8480     NSURL *url([NSURL URLWithString:href]);
8481
8482     NSStringEncoding encoding;
8483     NSError *error(nil);
8484
8485     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8486         return [warning length] == 0 ? nil : warning;
8487     return nil;
8488 }
8489
8490 - (void) _endConnection:(NSURLConnection *)connection {
8491     // XXX: the memory management in this method is horribly awkward
8492
8493     NSURLConnection **field = NULL;
8494     if (connection == trivial_bz2_)
8495         field = &trivial_bz2_;
8496     else if (connection == trivial_gz_)
8497         field = &trivial_gz_;
8498     _assert(field != NULL);
8499     [connection release];
8500     *field = nil;
8501
8502     if (
8503         trivial_bz2_ == nil &&
8504         trivial_gz_ == nil
8505     ) {
8506         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8507
8508         [delegate_ releaseNetworkActivityIndicator];
8509
8510         [delegate_ removeProgressHUD:hud_];
8511         hud_ = nil;
8512
8513         if (cydia_) {
8514             if (warning != nil) {
8515                 UIAlertView *alert = [[[UIAlertView alloc]
8516                     initWithTitle:UCLocalize("SOURCE_WARNING")
8517                     message:warning
8518                     delegate:self
8519                     cancelButtonTitle:UCLocalize("CANCEL")
8520                     otherButtonTitles:
8521                         UCLocalize("ADD_ANYWAY"),
8522                     nil
8523                 ] autorelease];
8524
8525                 [alert setContext:@"warning"];
8526                 [alert setNumberOfRows:1];
8527                 [alert show];
8528
8529                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8530                 error_ = nil;
8531                 return;
8532             }
8533
8534             [self complete];
8535         } else if (error_ != nil) {
8536             UIAlertView *alert = [[[UIAlertView alloc]
8537                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8538                 message:[error_ localizedDescription]
8539                 delegate:self
8540                 cancelButtonTitle:UCLocalize("OK")
8541                 otherButtonTitles:nil
8542             ] autorelease];
8543
8544             [alert setContext:@"urlerror"];
8545             [alert show];
8546
8547             href_ = nil;
8548         } else {
8549             UIAlertView *alert = [[[UIAlertView alloc]
8550                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8551                 message:UCLocalize("NOT_REPOSITORY_EX")
8552                 delegate:self
8553                 cancelButtonTitle:UCLocalize("OK")
8554                 otherButtonTitles:nil
8555             ] autorelease];
8556
8557             [alert setContext:@"trivial"];
8558             [alert show];
8559
8560             href_ = nil;
8561         }
8562
8563         error_ = nil;
8564     }
8565 }
8566
8567 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8568     switch ([response statusCode]) {
8569         case 200:
8570             cydia_ = YES;
8571     }
8572 }
8573
8574 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8575     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8576     error_ = error;
8577     [self _endConnection:connection];
8578 }
8579
8580 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8581     [self _endConnection:connection];
8582 }
8583
8584 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8585     NSURL *url([NSURL URLWithString:href]);
8586
8587     NSMutableURLRequest *request = [NSMutableURLRequest
8588         requestWithURL:url
8589         cachePolicy:NSURLRequestUseProtocolCachePolicy
8590         timeoutInterval:10
8591     ];
8592
8593     [request setHTTPMethod:method];
8594
8595     if (Machine_ != NULL)
8596         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8597
8598     if (UniqueID_ != nil)
8599         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8600
8601     if ([url isCydiaSecure]) {
8602         if (UniqueID_ != nil)
8603             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8604     }
8605
8606     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8607 }
8608
8609 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8610     NSString *context([alert context]);
8611
8612     if ([context isEqualToString:@"source"]) {
8613         switch (button) {
8614             case 1: {
8615                 NSString *href = [[alert textField] text];
8616
8617                 static Pcre href_r("^http(s?)://[^# ]*$");
8618                 if (!href_r(href)) {
8619                     UIAlertView *alert = [[[UIAlertView alloc]
8620                         initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("INVALID_URL")]
8621                         message:UCLocalize("INVALID_URL_EX")
8622                         delegate:self
8623                         cancelButtonTitle:UCLocalize("OK")
8624                         otherButtonTitles:nil
8625                     ] autorelease];
8626
8627                     [alert setContext:@"badurl"];
8628                     [alert show];
8629
8630                     break;
8631                 }
8632
8633                 if (![href hasSuffix:@"/"])
8634                     href_ = [href stringByAppendingString:@"/"];
8635                 else
8636                     href_ = href;
8637
8638                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8639                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8640
8641                 cydia_ = false;
8642
8643                 // XXX: this is stupid
8644                 hud_ = [delegate_ addProgressHUD];
8645                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8646                 [delegate_ retainNetworkActivityIndicator];
8647             } break;
8648
8649             case 0:
8650             break;
8651
8652             _nodefault
8653         }
8654
8655         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8656     } else if ([context isEqualToString:@"trivial"])
8657         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8658     else if ([context isEqualToString:@"urlerror"])
8659         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8660     else if ([context isEqualToString:@"warning"]) {
8661         switch (button) {
8662             case 1:
8663                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8664             break;
8665
8666             case 0:
8667             break;
8668
8669             _nodefault
8670         }
8671
8672         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8673     }
8674 }
8675
8676 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8677     BOOL editing([list_ isEditing]);
8678
8679     if (editing)
8680         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8681             initWithTitle:UCLocalize("ADD")
8682             style:UIBarButtonItemStylePlain
8683             target:self
8684             action:@selector(addButtonClicked)
8685         ] autorelease] animated:animated];
8686     else if ([delegate_ updating])
8687         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8688             initWithTitle:UCLocalize("CANCEL")
8689             style:UIBarButtonItemStyleDone
8690             target:self
8691             action:@selector(cancelButtonClicked)
8692         ] autorelease] animated:animated];
8693     else
8694         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8695             initWithTitle:UCLocalize("REFRESH")
8696             style:UIBarButtonItemStylePlain
8697             target:self
8698             action:@selector(refreshButtonClicked)
8699         ] autorelease] animated:animated];
8700
8701     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8702         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8703         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8704         target:self
8705         action:@selector(editButtonClicked)
8706     ] autorelease] animated:animated];
8707 }
8708
8709 - (void) loadView {
8710     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8711     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8712     [list_ setRowHeight:53];
8713     [(UITableView *) list_ setDataSource:self];
8714     [list_ setDelegate:self];
8715     [self setView:list_];
8716 }
8717
8718 - (void) viewDidLoad {
8719     [super viewDidLoad];
8720
8721     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8722     [self updateButtonsForEditingStatusAnimated:NO];
8723 }
8724
8725 - (void) viewWillAppear:(BOOL)animated {
8726     [super viewWillAppear:animated];
8727
8728     [list_ setEditing:NO];
8729     [self updateButtonsForEditingStatusAnimated:NO];
8730 }
8731
8732 - (void) releaseSubviews {
8733     list_ = nil;
8734
8735     sources_ = nil;
8736
8737     [super releaseSubviews];
8738 }
8739
8740 - (id) initWithDatabase:(Database *)database {
8741     if ((self = [super init]) != nil) {
8742         database_ = database;
8743     } return self;
8744 }
8745
8746 - (void) reloadData {
8747     [super reloadData];
8748     [self updateButtonsForEditingStatusAnimated:YES];
8749
8750 @synchronized (database_) {
8751     era_ = [database_ era];
8752
8753     sources_ = [NSMutableArray arrayWithCapacity:16];
8754     [sources_ addObjectsFromArray:[database_ sources]];
8755     _trace();
8756     [sources_ sortUsingSelector:@selector(compareByName:)];
8757     _trace();
8758
8759     int count([sources_ count]);
8760     offset_ = 0;
8761     for (int i = 0; i != count; i++) {
8762         if ([[sources_ objectAtIndex:i] record] == nil)
8763             break;
8764         offset_++;
8765     }
8766
8767     [list_ reloadData];
8768 } }
8769
8770 - (void) showAddSourcePrompt {
8771     UIAlertView *alert = [[[UIAlertView alloc]
8772         initWithTitle:UCLocalize("ENTER_APT_URL")
8773         message:nil
8774         delegate:self
8775         cancelButtonTitle:UCLocalize("CANCEL")
8776         otherButtonTitles:
8777             UCLocalize("ADD_SOURCE"),
8778         nil
8779     ] autorelease];
8780
8781     [alert setContext:@"source"];
8782
8783     [alert setNumberOfRows:1];
8784     [alert addTextFieldWithValue:@"http://" label:@""];
8785
8786     UITextInputTraits *traits = [[alert textField] textInputTraits];
8787     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8788     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8789     [traits setKeyboardType:UIKeyboardTypeURL];
8790     // XXX: UIReturnKeyDone
8791     [traits setReturnKeyType:UIReturnKeyNext];
8792
8793     [alert show];
8794 }
8795
8796 - (void) addButtonClicked {
8797     [self showAddSourcePrompt];
8798 }
8799
8800 - (void) refreshButtonClicked {
8801     if ([delegate_ requestUpdate])
8802         [self updateButtonsForEditingStatusAnimated:YES];
8803 }
8804
8805 - (void) cancelButtonClicked {
8806     [delegate_ cancelUpdate];
8807 }
8808
8809 - (void) editButtonClicked {
8810     [list_ setEditing:![list_ isEditing] animated:YES];
8811     [self updateButtonsForEditingStatusAnimated:YES];
8812 }
8813
8814 @end
8815 /* }}} */
8816
8817 /* Stash Controller {{{ */
8818 @interface StashController : CyteViewController {
8819     _H<UIActivityIndicatorView> spinner_;
8820     _H<UILabel> status_;
8821     _H<UILabel> caption_;
8822 }
8823
8824 @end
8825
8826 @implementation StashController
8827
8828 - (void) loadView {
8829     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8830     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8831     [self setView:view];
8832
8833     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8834
8835     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8836     CGRect spinrect = [spinner_ frame];
8837     spinrect.origin.x = Retina([[self view] frame].size.width / 2 - spinrect.size.width / 2);
8838     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8839     [spinner_ setFrame:spinrect];
8840     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8841     [view addSubview:spinner_];
8842     [spinner_ startAnimating];
8843
8844     CGRect captrect;
8845     captrect.size.width = [[self view] frame].size.width;
8846     captrect.size.height = 40.0f;
8847     captrect.origin.x = 0;
8848     captrect.origin.y = Retina([[self view] frame].size.height / 2 - captrect.size.height * 2);
8849     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8850     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8851     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8852     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8853     [caption_ setTextColor:[UIColor whiteColor]];
8854     [caption_ setBackgroundColor:[UIColor clearColor]];
8855     [caption_ setShadowColor:[UIColor blackColor]];
8856     [caption_ setTextAlignment:NSTextAlignmentCenter];
8857     [view addSubview:caption_];
8858
8859     CGRect statusrect;
8860     statusrect.size.width = [[self view] frame].size.width;
8861     statusrect.size.height = 30.0f;
8862     statusrect.origin.x = 0;
8863     statusrect.origin.y = Retina([[self view] frame].size.height / 2 - statusrect.size.height);
8864     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8865     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8866     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8867     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8868     [status_ setTextColor:[UIColor whiteColor]];
8869     [status_ setBackgroundColor:[UIColor clearColor]];
8870     [status_ setShadowColor:[UIColor blackColor]];
8871     [status_ setTextAlignment:NSTextAlignmentCenter];
8872     [view addSubview:status_];
8873 }
8874
8875 - (void) releaseSubviews {
8876     spinner_ = nil;
8877     status_ = nil;
8878     caption_ = nil;
8879
8880     [super releaseSubviews];
8881 }
8882
8883 @end
8884 /* }}} */
8885
8886 @interface CYURLCache : SDURLCache {
8887 }
8888
8889 @end
8890
8891 @implementation CYURLCache
8892
8893 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8894 #if !ForRelease
8895     if (false);
8896     else if ([event isEqualToString:@"no-cache"])
8897         event = @"!!!";
8898     else if ([event isEqualToString:@"store"])
8899         event = @">>>";
8900     else if ([event isEqualToString:@"invalid"])
8901         event = @"???";
8902     else if ([event isEqualToString:@"memory"])
8903         event = @"mem";
8904     else if ([event isEqualToString:@"disk"])
8905         event = @"ssd";
8906     else if ([event isEqualToString:@"miss"])
8907         event = @"---";
8908
8909     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8910 #endif
8911 }
8912
8913 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8914     if (NSURLResponse *response = [cached response])
8915         if (NSString *mime = [response MIMEType])
8916             if ([mime isEqualToString:@"text/cache-manifest"]) {
8917                 NSURL *url([response URL]);
8918
8919 #if !ForRelease
8920                 NSLog(@"###: %@", [url absoluteString]);
8921 #endif
8922
8923                 @synchronized (HostConfig_) {
8924                     [CachedURLs_ addObject:url];
8925                 }
8926             }
8927
8928     [super storeCachedResponse:cached forRequest:request];
8929 }
8930
8931 - (void) createDiskCachePath {
8932     [super createDiskCachePath];
8933     _root(chown([[self diskCachePath] UTF8String], 501, 501));
8934 }
8935
8936 @end
8937
8938 @interface Cydia : UIApplication <
8939     ConfirmationControllerDelegate,
8940     DatabaseDelegate,
8941     CydiaDelegate
8942 > {
8943     _H<UIWindow> window_;
8944     _H<CydiaTabBarController> tabbar_;
8945     _H<CyteTabBarController> emulated_;
8946     _H<AppCacheController> appcache_;
8947
8948     _H<NSMutableArray> essential_;
8949     _H<NSMutableArray> broken_;
8950
8951     Database *database_;
8952
8953     _H<NSURL> starturl_;
8954
8955     unsigned locked_;
8956     unsigned activity_;
8957
8958     _H<StashController> stash_;
8959
8960     bool loaded_;
8961 }
8962
8963 - (void) loadData;
8964
8965 @end
8966
8967 @implementation Cydia
8968
8969 - (void) lockSuspend {
8970     if (locked_++ == 0) {
8971         if ($SBSSetInterceptsMenuButtonForever != NULL)
8972             (*$SBSSetInterceptsMenuButtonForever)(true);
8973
8974         [self setIdleTimerDisabled:YES];
8975     }
8976 }
8977
8978 - (void) unlockSuspend {
8979     if (--locked_ == 0) {
8980         [self setIdleTimerDisabled:NO];
8981
8982         if ($SBSSetInterceptsMenuButtonForever != NULL)
8983             (*$SBSSetInterceptsMenuButtonForever)(false);
8984     }
8985 }
8986
8987 - (void) beginUpdate {
8988     [tabbar_ beginUpdate];
8989 }
8990
8991 - (void) cancelUpdate {
8992     [tabbar_ cancelUpdate];
8993 }
8994
8995 - (bool) requestUpdate {
8996     if (IsReachable("cydia.saurik.com")) {
8997         [self beginUpdate];
8998         return true;
8999     } else {
9000         UIAlertView *alert = [[[UIAlertView alloc]
9001             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
9002             message:@"Host Unreachable" // XXX: Localize
9003             delegate:self
9004             cancelButtonTitle:UCLocalize("OK")
9005             otherButtonTitles:nil
9006         ] autorelease];
9007
9008         [alert setContext:@"norefresh"];
9009         [alert show];
9010
9011         return false;
9012     }
9013 }
9014
9015 - (BOOL) updating {
9016     return [tabbar_ updating];
9017 }
9018
9019 - (void) _loaded {
9020     if ([broken_ count] != 0) {
9021         int count = [broken_ count];
9022
9023         UIAlertView *alert = [[[UIAlertView alloc]
9024             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9025             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9026             delegate:self
9027             cancelButtonTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("FORCIBLY_CLEAR"), UCLocalize("UNSAFE")]
9028             otherButtonTitles:
9029                 UCLocalize("TEMPORARY_IGNORE"),
9030             nil
9031         ] autorelease];
9032
9033         [alert setContext:@"fixhalf"];
9034         [alert setNumberOfRows:2];
9035         [alert show];
9036     } else if (!Ignored_ && [essential_ count] != 0) {
9037         int count = [essential_ count];
9038
9039         UIAlertView *alert = [[[UIAlertView alloc]
9040             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9041             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9042             delegate:self
9043             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9044             otherButtonTitles:
9045                 UCLocalize("UPGRADE_ESSENTIAL"),
9046                 UCLocalize("COMPLETE_UPGRADE"),
9047             nil
9048         ] autorelease];
9049
9050         [alert setContext:@"upgrade"];
9051         [alert show];
9052     }
9053 }
9054
9055 - (void) returnToCydia {
9056     [self _loaded];
9057 }
9058
9059 - (void) _saveConfig {
9060     @synchronized (database_) {
9061         _trace();
9062         MetaFile_.Sync();
9063         _trace();
9064     }
9065
9066     if (Changed_) {
9067         NSString *error(nil);
9068
9069         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9070             _trace();
9071             NSError *error(nil);
9072             if (!_root([data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error]))
9073                 NSLog(@"failure to save metadata data: %@", error);
9074             _trace();
9075
9076             Changed_ = false;
9077         } else {
9078             NSLog(@"failure to serialize metadata: %@", error);
9079         }
9080     }
9081
9082     _root(CydiaWriteSources());
9083 }
9084
9085 // Navigation controller for the queuing badge.
9086 - (UINavigationController *) queueNavigationController {
9087     NSArray *controllers = [tabbar_ viewControllers];
9088     return [controllers objectAtIndex:3];
9089 }
9090
9091 - (void) unloadData {
9092     [tabbar_ unloadData];
9093 }
9094
9095 - (void) _updateData {
9096     [self _saveConfig];
9097     [self unloadData];
9098
9099     UINavigationController *navigation = [self queueNavigationController];
9100
9101     id queuedelegate = nil;
9102     if ([[navigation viewControllers] count] > 0)
9103         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9104
9105     [queuedelegate queueStatusDidChange];
9106     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9107 }
9108
9109 - (void) _refreshIfPossible:(NSDate *)update {
9110     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9111
9112     bool recently = false;
9113     if (update != nil) {
9114         NSTimeInterval interval([update timeIntervalSinceNow]);
9115         if (interval > -(15*60))
9116             recently = true;
9117     }
9118
9119     // Don't automatic refresh if:
9120     //  - We already refreshed recently.
9121     //  - We already auto-refreshed this launch.
9122     //  - Auto-refresh is disabled.
9123     //  - Cydia's server is not reachable
9124     if (recently || loaded_ || ManualRefresh || !IsReachable("cydia.saurik.com")) {
9125         // If we are cancelling, we need to make sure it knows it's already loaded.
9126         loaded_ = true;
9127
9128         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9129     } else {
9130         // We are going to load, so remember that.
9131         loaded_ = true;
9132
9133         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9134     }
9135
9136     [pool release];
9137 }
9138
9139 - (void) refreshIfPossible {
9140     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9141 }
9142
9143 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9144 _profile(reloadDataWithInvocation)
9145 @synchronized (self) {
9146     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9147     if (hud != nil)
9148         [hud setText:UCLocalize("RELOADING_DATA")];
9149
9150     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9151
9152     size_t changes(0);
9153
9154     [essential_ removeAllObjects];
9155     [broken_ removeAllObjects];
9156
9157     _profile(reloadDataWithInvocation$Essential)
9158     NSArray *packages([database_ packages]);
9159     for (Package *package in packages) {
9160         if ([package half])
9161             [broken_ addObject:package];
9162         if ([package upgradableAndEssential:YES] && ![package ignored]) {
9163             if ([package essential] && [package installed] != nil)
9164                 [essential_ addObject:package];
9165             ++changes;
9166         }
9167     }
9168     _end
9169
9170     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9171     if (changes != 0) {
9172         _trace();
9173         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9174         [changesItem setBadgeValue:badge];
9175         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9176         [self setApplicationIconBadgeNumber:changes];
9177     } else {
9178         _trace();
9179         [changesItem setBadgeValue:nil];
9180         [changesItem setAnimatedBadge:NO];
9181         [self setApplicationIconBadgeNumber:0];
9182     }
9183
9184     Queuing_ = false;
9185     [self _updateData];
9186
9187     if (hud != nil)
9188         [self removeProgressHUD:hud];
9189 }
9190 _end
9191
9192     PrintTimes();
9193 }
9194
9195 - (void) updateData {
9196     [self _updateData];
9197 }
9198
9199 - (void) updateDataAndLoad {
9200     [self _updateData];
9201     if ([database_ progressDelegate] == nil)
9202         [self _loaded];
9203 }
9204
9205 - (void) update_ {
9206     [database_ update];
9207     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9208 }
9209
9210 - (void) disemulate {
9211     if (emulated_ == nil)
9212         return;
9213
9214     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9215         [window_ setRootViewController:tabbar_];
9216     else {
9217         [window_ addSubview:[tabbar_ view]];
9218         [[emulated_ view] removeFromSuperview];
9219     }
9220
9221     emulated_ = nil;
9222     [window_ setUserInteractionEnabled:YES];
9223 }
9224
9225 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9226     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9227     if (IsWildcat_)
9228         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9229
9230     UIViewController *parent;
9231     if (emulated_ == nil)
9232         parent = tabbar_;
9233     else if (!force)
9234         parent = emulated_;
9235     else {
9236         [self disemulate];
9237         parent = tabbar_;
9238     }
9239
9240     [parent presentModalViewController:navigation animated:YES];
9241 }
9242
9243 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9244     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9245
9246     if (navigation != nil)
9247         [navigation pushViewController:progress animated:YES];
9248     else
9249         [self presentModalViewController:progress force:YES];
9250
9251     [progress invoke:invocation withTitle:title];
9252     return progress;
9253 }
9254
9255 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9256     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9257 }
9258
9259 - (void) repairWithInvocation:(NSInvocation *)invocation {
9260     _trace();
9261     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9262     _trace();
9263 }
9264
9265 - (void) repairWithSelector:(SEL)selector {
9266     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9267 }
9268
9269 - (void) reloadData {
9270     [self reloadDataWithInvocation:nil];
9271     if ([database_ progressDelegate] == nil)
9272         [self _loaded];
9273 }
9274
9275 - (void) syncData {
9276     [self _saveConfig];
9277     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9278 }
9279
9280 - (void) addSource:(NSDictionary *) source {
9281     CydiaAddSource(source);
9282 }
9283
9284 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9285     CydiaAddSource(href, distribution, sections);
9286 }
9287
9288 - (void) addTrivialSource:(NSString *)href {
9289     CydiaAddSource(href, @"./");
9290 }
9291
9292 - (void) updateValues {
9293     Changed_ = true;
9294 }
9295
9296 - (void) resolve {
9297     pkgProblemResolver *resolver = [database_ resolver];
9298
9299     resolver->InstallProtect();
9300     if (!resolver->Resolve(true))
9301         _error->Discard();
9302 }
9303
9304 - (bool) perform {
9305     // XXX: this is a really crappy way of doing this.
9306     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9307     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9308     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9309     if ([tabbar_ updating])
9310         [tabbar_ cancelUpdate];
9311
9312     if (![database_ prepare])
9313         return false;
9314
9315     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9316     [page setDelegate:self];
9317     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9318
9319     if (IsWildcat_)
9320         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9321     [tabbar_ presentModalViewController:confirm_ animated:YES];
9322
9323     return true;
9324 }
9325
9326 - (void) queue {
9327     @synchronized (self) {
9328         [self perform];
9329     }
9330 }
9331
9332 - (void) clearPackage:(Package *)package {
9333     @synchronized (self) {
9334         [package clear];
9335         [self resolve];
9336         [self perform];
9337     }
9338 }
9339
9340 - (void) installPackages:(NSArray *)packages {
9341     @synchronized (self) {
9342         for (Package *package in packages)
9343             [package install];
9344         [self resolve];
9345         [self perform];
9346     }
9347 }
9348
9349 - (void) installPackage:(Package *)package {
9350     @synchronized (self) {
9351         [package install];
9352         [self resolve];
9353         [self perform];
9354     }
9355 }
9356
9357 - (void) removePackage:(Package *)package {
9358     @synchronized (self) {
9359         [package remove];
9360         [self resolve];
9361         [self perform];
9362     }
9363 }
9364
9365 - (void) distUpgrade {
9366     @synchronized (self) {
9367         if (![database_ upgrade])
9368             return;
9369         [self perform];
9370     }
9371 }
9372
9373 - (void) _uicache {
9374     _trace();
9375
9376     if (UpgradeCydia_ && Finish_ > 0) {
9377         setreugid(0, 0);
9378         system("su -c /usr/bin/uicache mobile");
9379     } else {
9380         system("/usr/bin/uicache");
9381     }
9382
9383     _trace();
9384 }
9385
9386 - (void) uicache {
9387     UIProgressHUD *hud([self addProgressHUD]);
9388     [hud setText:UCLocalize("LOADING")];
9389     [self yieldToSelector:@selector(_uicache)];
9390     [self removeProgressHUD:hud];
9391 }
9392
9393 - (void) perform_ {
9394     [database_ perform];
9395     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9396     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9397 }
9398
9399 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9400     Queuing_ = false;
9401     [self lockSuspend];
9402     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9403     [self unlockSuspend];
9404 }
9405
9406 - (void) retainNetworkActivityIndicator {
9407     if (activity_++ == 0)
9408         [self setNetworkActivityIndicatorVisible:YES];
9409
9410 #if TraceLogging
9411     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9412 #endif
9413 }
9414
9415 - (void) releaseNetworkActivityIndicator {
9416     if (--activity_ == 0)
9417         [self setNetworkActivityIndicatorVisible:NO];
9418
9419 #if TraceLogging
9420     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9421 #endif
9422
9423 }
9424
9425 - (void) cancelAndClear:(bool)clear {
9426     @synchronized (self) {
9427         if (clear) {
9428             [database_ clear];
9429             Queuing_ = false;
9430         } else {
9431             Queuing_ = true;
9432         }
9433
9434         [self _updateData];
9435     }
9436 }
9437
9438 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9439     NSString *context([alert context]);
9440
9441     if ([context isEqualToString:@"conffile"]) {
9442         FILE *input = [database_ input];
9443         if (button == [alert cancelButtonIndex])
9444             fprintf(input, "N\n");
9445         else if (button == [alert firstOtherButtonIndex])
9446             fprintf(input, "Y\n");
9447         fflush(input);
9448
9449         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9450     } else if ([context isEqualToString:@"fixhalf"]) {
9451         if (button == [alert cancelButtonIndex]) {
9452             @synchronized (self) {
9453                 for (Package *broken in (id) broken_) {
9454                     [broken remove];
9455                     NSString *id = [broken id];
9456
9457                     _root({
9458                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9459                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9460                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9461                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9462                     });
9463                 }
9464
9465                 [self resolve];
9466                 [self perform];
9467             }
9468         } else if (button == [alert firstOtherButtonIndex]) {
9469             [broken_ removeAllObjects];
9470             [self _loaded];
9471         }
9472
9473         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9474     } else if ([context isEqualToString:@"upgrade"]) {
9475         if (button == [alert firstOtherButtonIndex]) {
9476             @synchronized (self) {
9477                 for (Package *essential in (id) essential_)
9478                     [essential install];
9479
9480                 [self resolve];
9481                 [self perform];
9482             }
9483         } else if (button == [alert firstOtherButtonIndex] + 1) {
9484             [self distUpgrade];
9485         } else if (button == [alert cancelButtonIndex]) {
9486             Ignored_ = YES;
9487         }
9488
9489         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9490     }
9491 }
9492
9493 - (void) system:(NSString *)command {
9494     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9495
9496     _trace();
9497     _root(system([command UTF8String]));
9498     _trace();
9499
9500     [pool release];
9501 }
9502
9503 - (void) applicationWillSuspend {
9504     [database_ clean];
9505     [super applicationWillSuspend];
9506 }
9507
9508 - (BOOL) isSafeToSuspend {
9509     if (locked_ != 0) {
9510 #if !ForRelease
9511         NSLog(@"isSafeToSuspend: locked_ != 0");
9512 #endif
9513         return false;
9514     }
9515
9516     if ([tabbar_ modalViewController] != nil)
9517         return false;
9518
9519     // Use external process status API internally.
9520     // This is probably a really bad idea.
9521     // XXX: what is the point of this? does this solve anything at all?
9522     uint64_t status = 0;
9523     int notify_token;
9524     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9525         notify_get_state(notify_token, &status);
9526         notify_cancel(notify_token);
9527     }
9528
9529     if (status != 0) {
9530 #if !ForRelease
9531         NSLog(@"isSafeToSuspend: status != 0");
9532 #endif
9533         return false;
9534     }
9535
9536 #if !ForRelease
9537     NSLog(@"isSafeToSuspend: -> true");
9538 #endif
9539     return true;
9540 }
9541
9542 - (void) suspendReturningToLastApp:(BOOL)returning {
9543     if ([self isSafeToSuspend])
9544         [super suspendReturningToLastApp:returning];
9545 }
9546
9547 - (void) suspend {
9548     if ([self isSafeToSuspend])
9549         [super suspend];
9550 }
9551
9552 - (void) applicationSuspend {
9553     if ([self isSafeToSuspend])
9554         [super applicationSuspend];
9555 }
9556
9557 - (void) applicationSuspend:(__GSEvent *)event {
9558     if ([self isSafeToSuspend])
9559         [super applicationSuspend:event];
9560 }
9561
9562 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9563     if ([self isSafeToSuspend])
9564         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9565 }
9566
9567 - (void) _setSuspended:(BOOL)value {
9568     if ([self isSafeToSuspend])
9569         [super _setSuspended:value];
9570 }
9571
9572 - (UIProgressHUD *) addProgressHUD {
9573     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9574     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9575
9576     [window_ setUserInteractionEnabled:NO];
9577
9578     UIViewController *target(tabbar_);
9579     if (UIViewController *modal = [target modalViewController])
9580         target = modal;
9581
9582     [hud showInView:[target view]];
9583
9584     [self lockSuspend];
9585     return hud;
9586 }
9587
9588 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9589     [self unlockSuspend];
9590     [hud hide];
9591     [hud removeFromSuperview];
9592     [window_ setUserInteractionEnabled:YES];
9593 }
9594
9595 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9596     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9597 }
9598
9599 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9600     NSString *scheme([[url scheme] lowercaseString]);
9601     if ([[url absoluteString] length] <= [scheme length] + 3)
9602         return nil;
9603     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9604     NSArray *components([path componentsSeparatedByString:@"/"]);
9605
9606     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9607         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9608         if (controller != nil)
9609             [controller setDelegate:self];
9610         return controller;
9611     }
9612
9613     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9614         return nil;
9615
9616     NSString *base([components objectAtIndex:0]);
9617
9618     CyteViewController *controller = nil;
9619
9620     if ([base isEqualToString:@"url"]) {
9621         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9622         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9623         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9624     } else if (!external && [components count] == 1) {
9625         if ([base isEqualToString:@"sources"]) {
9626             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9627         }
9628
9629         if ([base isEqualToString:@"home"]) {
9630             controller = [[[HomeController alloc] init] autorelease];
9631         }
9632
9633         if ([base isEqualToString:@"sections"]) {
9634             controller = [[[SectionsController alloc] initWithDatabase:database_ source:nil] autorelease];
9635         }
9636
9637         if ([base isEqualToString:@"search"]) {
9638             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9639         }
9640
9641         if ([base isEqualToString:@"changes"]) {
9642             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9643         }
9644
9645         if ([base isEqualToString:@"installed"]) {
9646             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9647         }
9648     } else if ([components count] == 2) {
9649         NSString *argument = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9650
9651         if ([base isEqualToString:@"package"]) {
9652             controller = [self pageForPackage:argument withReferrer:referrer];
9653         }
9654
9655         if (!external && [base isEqualToString:@"search"]) {
9656             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9657         }
9658
9659         if (!external && [base isEqualToString:@"sections"]) {
9660             if ([argument isEqualToString:@"all"] || [argument isEqualToString:@"*"])
9661                 argument = nil;
9662             controller = [[[SectionController alloc] initWithDatabase:database_ source:nil section:argument] autorelease];
9663         }
9664
9665         if (!external && [base isEqualToString:@"sources"]) {
9666             if ([argument isEqualToString:@"add"]) {
9667                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9668                 [(SourcesController *)controller showAddSourcePrompt];
9669             } else {
9670                 Source *source([database_ sourceWithKey:argument]);
9671                 controller = [[[SectionsController alloc] initWithDatabase:database_ source:source] autorelease];
9672             }
9673         }
9674
9675         if (!external && [base isEqualToString:@"launch"]) {
9676             [self launchApplicationWithIdentifier:argument suspended:NO];
9677             return nil;
9678         }
9679     } else if (!external && [components count] == 3) {
9680         NSString *arg1 = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9681         NSString *arg2 = [[components objectAtIndex:2] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9682
9683         if ([base isEqualToString:@"package"]) {
9684             if ([arg2 isEqualToString:@"settings"]) {
9685                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9686             } else if ([arg2 isEqualToString:@"files"]) {
9687                 if (Package *package = [database_ packageWithName:arg1]) {
9688                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9689                     [(FileTable *)controller setPackage:package];
9690                 }
9691             }
9692         }
9693
9694         if ([base isEqualToString:@"sections"]) {
9695             Source *source([arg1 isEqualToString:@"*"] ? nil : [database_ sourceWithKey:arg1]);
9696             NSString *section([arg2 isEqualToString:@"*"] ? nil : arg2);
9697             controller = [[[SectionController alloc] initWithDatabase:database_ source:source section:section] autorelease];
9698         }
9699     }
9700
9701     [controller setDelegate:self];
9702     return controller;
9703 }
9704
9705 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9706     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
9707
9708     if (page != nil)
9709         [tabbar_ setUnselectedViewController:page];
9710
9711     return page != nil;
9712 }
9713
9714 - (void) applicationOpenURL:(NSURL *)url {
9715     [super applicationOpenURL:url];
9716
9717     if (!loaded_)
9718         starturl_ = url;
9719     else
9720         [self openCydiaURL:url forExternal:YES];
9721 }
9722
9723 - (void) applicationWillResignActive:(UIApplication *)application {
9724     // Stop refreshing if you get a phone call or lock the device.
9725     if ([tabbar_ updating])
9726         [tabbar_ cancelUpdate];
9727
9728     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9729         [super applicationWillResignActive:application];
9730 }
9731
9732 - (void) saveState {
9733     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9734     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9735     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9736     Changed_ = true;
9737
9738     [self _saveConfig];
9739 }
9740
9741 - (void) applicationWillTerminate:(UIApplication *)application {
9742     [self saveState];
9743 }
9744
9745 - (void) applicationDidEnterBackground:(UIApplication *)application {
9746     if (kCFCoreFoundationVersionNumber < 1000 && [self isSafeToSuspend])
9747         return [self terminateWithSuccess];
9748     [self saveState];
9749 }
9750
9751 - (void) applicationWillEnterForeground:(UIApplication *)application {
9752     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9753     if (closed == nil)
9754         return;
9755
9756     NSTimeInterval interval([closed timeIntervalSinceNow]);
9757
9758     if (interval <= -(30)) {
9759         [tabbar_ setSelectedIndex:0];
9760         [[[tabbar_ viewControllers] objectAtIndex:0] popToRootViewControllerAnimated:NO];
9761     }
9762
9763     if (interval <= -(15)) {
9764         if (IsReachable("cydia.saurik.com")) {
9765             [tabbar_ beginUpdate];
9766             [appcache_ reloadURLWithCache:YES];
9767         }
9768     }
9769 }
9770
9771 - (void) setConfigurationData:(NSString *)data {
9772     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9773
9774     if (!conffile_r(data)) {
9775         lprintf("E:invalid conffile\n");
9776         return;
9777     }
9778
9779     NSString *ofile = conffile_r[1];
9780     //NSString *nfile = conffile_r[2];
9781
9782     UIAlertView *alert = [[[UIAlertView alloc]
9783         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9784         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9785         delegate:self
9786         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9787         otherButtonTitles:
9788             UCLocalize("ACCEPT_NEW_COPY"),
9789             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9790         nil
9791     ] autorelease];
9792
9793     [alert setContext:@"conffile"];
9794     [alert setNumberOfRows:2];
9795     [alert show];
9796 }
9797
9798 - (void) addStashController {
9799     [self lockSuspend];
9800     stash_ = [[[StashController alloc] init] autorelease];
9801     [window_ addSubview:[stash_ view]];
9802 }
9803
9804 - (void) removeStashController {
9805     [[stash_ view] removeFromSuperview];
9806     stash_ = nil;
9807     [self unlockSuspend];
9808 }
9809
9810 - (void) stash {
9811     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9812     UpdateExternalStatus(1);
9813     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9814     UpdateExternalStatus(0);
9815
9816     [self removeStashController];
9817
9818     pid_t pid(ExecFork());
9819     if (pid == 0) {
9820         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9821         perror("launchctl stop");
9822
9823         exit(0);
9824     } ReapZombie(pid);
9825 }
9826
9827 - (void) setupViewControllers {
9828     tabbar_ = [[[CydiaTabBarController alloc] initWithDatabase:database_] autorelease];
9829
9830     NSMutableArray *items;
9831     if (kCFCoreFoundationVersionNumber < 800) {
9832         items = [NSMutableArray arrayWithObjects:
9833             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home.png"] tag:0] autorelease],
9834             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install.png"] tag:0] autorelease],
9835             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes.png"] tag:0] autorelease],
9836             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage.png"] tag:0] autorelease],
9837             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search.png"] tag:0] autorelease],
9838         nil];
9839     } else {
9840         items = [NSMutableArray arrayWithObjects:
9841             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home7.png"] selectedImage:[UIImage imageNamed:@"home7s.png"]] autorelease],
9842             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install7.png"] selectedImage:[UIImage imageNamed:@"install7s.png"]] autorelease],
9843             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes7.png"] selectedImage:[UIImage imageNamed:@"changes7s.png"]] autorelease],
9844             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage7.png"] selectedImage:[UIImage imageNamed:@"manage7s.png"]] autorelease],
9845             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search7.png"] selectedImage:[UIImage imageNamed:@"search7s.png"]] autorelease],
9846         nil];
9847     }
9848
9849     NSMutableArray *controllers([NSMutableArray array]);
9850     for (UITabBarItem *item in items) {
9851         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9852         [controller setTabBarItem:item];
9853         [controllers addObject:controller];
9854     }
9855     [tabbar_ setViewControllers:controllers];
9856
9857     [tabbar_ setUpdateDelegate:self];
9858 }
9859
9860 - (void) _sendMemoryWarningNotification {
9861     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
9862         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
9863     else
9864         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9865 }
9866
9867 - (void) _sendMemoryWarningNotifications {
9868     while (true) {
9869         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9870         sleep(2);
9871         //usleep(2000000);
9872     }
9873 }
9874
9875 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
9876     NSLog(@"--");
9877     [[NSURLCache sharedURLCache] removeAllCachedResponses];
9878 }
9879
9880 - (void) applicationDidFinishLaunching:(id)unused {
9881     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9882
9883 _trace();
9884     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9885         [self setApplicationSupportsShakeToEdit:NO];
9886
9887     @synchronized (HostConfig_) {
9888         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9889     }
9890
9891     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9892         initWithMemoryCapacity:524288
9893         diskCapacity:10485760
9894         diskPath:Cache("SDURLCache")
9895     ] autorelease]];
9896
9897     [CydiaWebViewController _initialize];
9898
9899     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9900
9901     // this would disallow http{,s} URLs from accessing this data
9902     //[WebView registerURLSchemeAsLocal:@"cydia"];
9903
9904     Font12_ = [UIFont systemFontOfSize:12];
9905     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9906     Font14_ = [UIFont systemFontOfSize:14];
9907     Font18_ = [UIFont systemFontOfSize:18];
9908     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9909     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9910
9911     essential_ = [NSMutableArray arrayWithCapacity:4];
9912     broken_ = [NSMutableArray arrayWithCapacity:4];
9913
9914     // XXX: I really need this thing... like, seriously... I'm sorry
9915     appcache_ = [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] autorelease];
9916     [appcache_ reloadData];
9917
9918     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9919     [window_ orderFront:self];
9920     [window_ makeKey:self];
9921     [window_ setHidden:NO];
9922
9923     if (false) stash: {
9924         [self addStashController];
9925         // XXX: this would be much cleaner as a yieldToSelector:
9926         // that way the removeStashController could happen right here inline
9927         // we also could no longer require the useless stash_ field anymore
9928         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9929         return;
9930     }
9931
9932     struct stat root;
9933     int error(stat("/", &root));
9934     _assert(error != -1);
9935
9936     #define Stash_(path) do { \
9937         struct stat folder; \
9938         int error(lstat((path), &folder)); \
9939         if (error != -1 && ( \
9940             folder.st_dev == root.st_dev && \
9941             S_ISDIR(folder.st_mode) \
9942         ) || error == -1 && ( \
9943             errno == ENOENT || \
9944             errno == ENOTDIR \
9945         )) goto stash; \
9946     } while (false)
9947
9948     Stash_("/Applications");
9949     Stash_("/Library/Ringtones");
9950     Stash_("/Library/Wallpaper");
9951     //Stash_("/usr/bin");
9952     Stash_("/usr/include");
9953     Stash_("/usr/lib/pam");
9954     Stash_("/usr/share");
9955     //Stash_("/var/lib");
9956
9957     database_ = [Database sharedInstance];
9958     [database_ setDelegate:self];
9959
9960     [window_ setUserInteractionEnabled:NO];
9961     [self setupViewControllers];
9962
9963     CydiaLoadingViewController *loading([[[CydiaLoadingViewController alloc] init] autorelease]);
9964     UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
9965     [navigation setViewControllers:[NSArray arrayWithObject:loading]];
9966
9967     emulated_ = [[[CyteTabBarController alloc] init] autorelease];
9968     [emulated_ setViewControllers:[NSArray arrayWithObject:navigation]];
9969     [emulated_ setSelectedIndex:0];
9970
9971     if ([emulated_ respondsToSelector:@selector(concealTabBarSelection)])
9972         [emulated_ concealTabBarSelection];
9973
9974     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9975         [window_ setRootViewController:emulated_];
9976     else
9977         [window_ addSubview:[emulated_ view]];
9978
9979     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9980 _trace();
9981 }
9982
9983 - (NSArray *) defaultStartPages {
9984     NSMutableArray *standard = [NSMutableArray array];
9985     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9986     [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9987     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9988     [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9989     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9990     return standard;
9991 }
9992
9993 - (void) loadData {
9994 _trace();
9995     if ([emulated_ modalViewController] != nil)
9996         [emulated_ dismissModalViewControllerAnimated:YES];
9997     [window_ setUserInteractionEnabled:NO];
9998
9999     [self reloadDataWithInvocation:nil];
10000     [self refreshIfPossible];
10001     [self disemulate];
10002
10003     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
10004     NSArray *saved = [[[Metadata_ objectForKey:@"InterfaceState"] mutableCopy] autorelease];
10005     int standardIndex = 0;
10006     NSArray *standard = [self defaultStartPages];
10007
10008     BOOL valid = YES;
10009
10010     if (saved == nil)
10011         valid = NO;
10012
10013     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
10014     if (valid && closed != nil) {
10015         NSTimeInterval interval([closed timeIntervalSinceNow]);
10016         if (interval <= -(30*60))
10017             valid = NO;
10018     }
10019
10020     if (valid && [saved count] != [standard count])
10021         valid = NO;
10022
10023     if (valid) {
10024         for (unsigned int i = 0; i < [standard count]; i++) {
10025             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
10026             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
10027             //      but it's good enough for now.
10028             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
10029                 valid = NO;
10030                 break;
10031             }
10032         }
10033     }
10034
10035     NSArray *items = nil;
10036     if (valid) {
10037         [tabbar_ setSelectedIndex:savedIndex];
10038         items = saved;
10039     } else {
10040         [tabbar_ setSelectedIndex:standardIndex];
10041         items = standard;
10042     }
10043
10044     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
10045         NSArray *stack = [items objectAtIndex:tab];
10046         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
10047         NSMutableArray *current = [NSMutableArray array];
10048
10049         for (unsigned int nav = 0; nav < [stack count]; nav++) {
10050             NSString *addr = [stack objectAtIndex:nav];
10051             NSURL *url = [NSURL URLWithString:addr];
10052             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
10053             if (page != nil)
10054                 [current addObject:page];
10055         }
10056
10057         [navigation setViewControllers:current];
10058     }
10059
10060     // (Try to) show the startup URL.
10061     if (starturl_ != nil) {
10062         [self openCydiaURL:starturl_ forExternal:YES];
10063         starturl_ = nil;
10064     }
10065 }
10066
10067 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
10068     if (item != nil && IsWildcat_) {
10069         [sheet showFromBarButtonItem:item animated:YES];
10070     } else {
10071         [sheet showInView:window_];
10072     }
10073 }
10074
10075 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
10076     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
10077     [progress setTitle:task];
10078     [progress addProgressEvent:event];
10079 }
10080
10081 - (void) addProgressEventForTask:(NSArray *)data {
10082     CydiaProgressEvent *event([data objectAtIndex:0]);
10083     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10084     [self addProgressEvent:event forTask:task];
10085 }
10086
10087 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10088     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10089 }
10090
10091 @end
10092
10093 /*IMP alloc_;
10094 id Alloc_(id self, SEL selector) {
10095     id object = alloc_(self, selector);
10096     lprintf("[%s]A-%p\n", self->isa->name, object);
10097     return object;
10098 }*/
10099
10100 /*IMP dealloc_;
10101 id Dealloc_(id self, SEL selector) {
10102     id object = dealloc_(self, selector);
10103     lprintf("[%s]D-%p\n", self->isa->name, object);
10104     return object;
10105 }*/
10106
10107 Class $NSURLConnection;
10108
10109 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10110     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
10111
10112     NSURL *url([copy URL]);
10113
10114     NSString *host([url host]);
10115     NSString *scheme([[url scheme] lowercaseString]);
10116
10117     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10118
10119     @synchronized (HostConfig_) {
10120         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10121             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10122                 [copy setHTTPShouldUsePipelining:YES];
10123
10124         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10125             if ([control isEqualToString:@"max-age=0"])
10126                 if ([CachedURLs_ containsObject:url]) {
10127 #if !ForRelease
10128                     NSLog(@"~~~: %@", url);
10129 #endif
10130
10131                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10132
10133                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10134                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10135                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10136                 }
10137     }
10138
10139     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10140     } return self;
10141 }
10142
10143 Class $WAKWindow;
10144
10145 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
10146     CGSize size([[UIScreen mainScreen] bounds].size);
10147     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10148         if ([$WAKWindow hasLandscapeOrientation])
10149             std::swap(size.width, size.height);*/
10150     return size;
10151 }
10152
10153 Class $NSUserDefaults;
10154
10155 MSHook(id, NSUserDefaults$objectForKey$, NSUserDefaults *self, SEL _cmd, NSString *key) {
10156     if ([key respondsToSelector:@selector(isEqualToString:)] && [key isEqualToString:@"WebKitLocalStorageDatabasePathPreferenceKey"])
10157         return Cache("LocalStorage");
10158     return _NSUserDefaults$objectForKey$(self, _cmd, key);
10159 }
10160
10161 int main(int argc, char *argv[]) {
10162     setreugid(501, 501);
10163
10164     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10165
10166     _trace();
10167
10168     UpdateExternalStatus(0);
10169
10170     UIScreen *screen([UIScreen mainScreen]);
10171     if ([screen respondsToSelector:@selector(scale)])
10172         ScreenScale_ = [screen scale];
10173     else
10174         ScreenScale_ = 1;
10175
10176     UIDevice *device([UIDevice currentDevice]);
10177     if ([device respondsToSelector:@selector(userInterfaceIdiom)]) {
10178         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10179         if (idiom == UIUserInterfaceIdiomPad)
10180             IsWildcat_ = true;
10181     }
10182
10183     Idiom_ = IsWildcat_ ? @"ipad" : @"iphone";
10184
10185     Pcre pattern("^([0-9]+\\.[0-9]+)");
10186
10187     if (pattern([device systemVersion]))
10188         Firmware_ = pattern[1];
10189     if (pattern(Cydia_))
10190         Major_ = pattern[1];
10191
10192     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10193
10194     HostConfig_ = [[[NSObject alloc] init] autorelease];
10195     @synchronized (HostConfig_) {
10196         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10197         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10198         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10199         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10200         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10201     }
10202
10203     NSString *ui(@"ui/ios");
10204     if (Idiom_ != nil)
10205         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10206     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10207     UI_ = CydiaURL(ui);
10208
10209     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10210
10211     /* Library Hacks {{{ */
10212     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10213
10214     $WAKWindow = objc_getClass("WAKWindow");
10215     if ($WAKWindow != NULL)
10216         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10217             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10218
10219     $NSURLConnection = objc_getClass("NSURLConnection");
10220     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10221     if (NSURLConnection$init$ != NULL) {
10222         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10223         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10224     }
10225
10226     $NSUserDefaults = objc_getClass("NSUserDefaults");
10227     Method NSUserDefaults$objectForKey$(class_getInstanceMethod($NSUserDefaults, @selector(objectForKey:)));
10228     if (NSUserDefaults$objectForKey$ != NULL) {
10229         _NSUserDefaults$objectForKey$ = reinterpret_cast<id (*)(NSUserDefaults *, SEL, NSString *)>(method_getImplementation(NSUserDefaults$objectForKey$));
10230         method_setImplementation(NSUserDefaults$objectForKey$, reinterpret_cast<IMP>(&$NSUserDefaults$objectForKey$));
10231     }
10232     /* }}} */
10233     /* Set Locale {{{ */
10234     Locale_ = CFLocaleCopyCurrent();
10235     Languages_ = [NSLocale preferredLanguages];
10236
10237     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10238     //NSLog(@"%@", [Languages_ description]);
10239
10240     const char *lang;
10241     if (Locale_ != NULL)
10242         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10243     else if (Languages_ != nil && [Languages_ count] != 0)
10244         lang = [[Languages_ objectAtIndex:0] UTF8String];
10245     else
10246         // XXX: consider just setting to C and then falling through?
10247         lang = NULL;
10248
10249     if (lang != NULL) {
10250         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10251         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10252     }
10253
10254     NSLog(@"Setting Language: %s", lang);
10255
10256     if (lang != NULL) {
10257         setenv("LANG", lang, true);
10258         std::setlocale(LC_ALL, lang);
10259     }
10260     /* }}} */
10261     /* Index Collation {{{ */
10262     if (Class $UILocalizedIndexedCollation = objc_getClass("UILocalizedIndexedCollation")) { @try {
10263         NSBundle *bundle([NSBundle bundleForClass:$UILocalizedIndexedCollation]);
10264         NSString *path([bundle pathForResource:@"UITableViewLocalizedSectionIndex" ofType:@"plist"]);
10265         //path = @"/System/Library/Frameworks/UIKit.framework/.lproj/UITableViewLocalizedSectionIndex.plist";
10266         NSDictionary *dictionary([NSDictionary dictionaryWithContentsOfFile:path]);
10267         _H<UILocalizedIndexedCollation> collation([[[$UILocalizedIndexedCollation alloc] initWithDictionary:dictionary] autorelease]);
10268
10269         CollationLocale_ = MSHookIvar<NSLocale *>(collation, "_locale");
10270
10271         if (kCFCoreFoundationVersionNumber >= 800 && [[CollationLocale_ localeIdentifier] isEqualToString:@"zh@collation=stroke"]) {
10272             CollationThumbs_ = [NSArray arrayWithObjects:@"1",@"•",@"4",@"•",@"7",@"•",@"10",@"•",@"13",@"•",@"16",@"•",@"19",@"A",@"•",@"E",@"•",@"I",@"•",@"M",@"•",@"R",@"•",@"V",@"•",@"Z",@"#",nil];
10273             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})
10274                 CollationOffset_.push_back(offset);
10275             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];
10276             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];
10277         } else {
10278
10279         CollationThumbs_ = [collation sectionIndexTitles];
10280         for (size_t index(0), end([CollationThumbs_ count]); index != end; ++index)
10281             CollationOffset_.push_back([collation sectionForSectionIndexTitleAtIndex:index]);
10282
10283         CollationTitles_ = [collation sectionTitles];
10284         CollationStarts_ = MSHookIvar<NSArray *>(collation, "_sectionStartStrings");
10285
10286         NSString *&transform(MSHookIvar<NSString *>(collation, "_transform"));
10287         if (&transform != NULL && transform != nil) {
10288             /*if ([collation respondsToSelector:@selector(transformedCollationStringForString:)])
10289                 CollationModify_ = [=](NSString *value) { return [collation transformedCollationStringForString:value]; };*/
10290             const UChar *uid(reinterpret_cast<const UChar *>([transform cStringUsingEncoding:NSUnicodeStringEncoding]));
10291             UErrorCode code(U_ZERO_ERROR);
10292             CollationTransl_ = utrans_openU(uid, -1, UTRANS_FORWARD, NULL, 0, NULL, &code);
10293             if (!U_SUCCESS(code))
10294                 NSLog(@"%s", u_errorName(code));
10295         }
10296
10297         }
10298     } @catch (NSException *e) {
10299         NSLog(@"%@", e);
10300         goto hard;
10301     } } else hard: {
10302         CollationLocale_ = [[[NSLocale alloc] initWithLocaleIdentifier:@"en@collation=dictionary"] autorelease];
10303
10304         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];
10305         for (NSInteger offset(0); offset != 28; ++offset)
10306             CollationOffset_.push_back(offset);
10307
10308         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];
10309         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];
10310     }
10311     /* }}} */
10312
10313     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10314
10315     /* Parse Arguments {{{ */
10316     bool substrate(false);
10317
10318     if (argc != 0) {
10319         char **args(argv);
10320         int arge(1);
10321
10322         for (int argi(1); argi != argc; ++argi)
10323             if (strcmp(argv[argi], "--") == 0) {
10324                 arge = argi;
10325                 argv[argi] = argv[0];
10326                 argv += argi;
10327                 argc -= argi;
10328                 break;
10329             }
10330
10331         for (int argi(1); argi != arge; ++argi)
10332             if (strcmp(args[argi], "--substrate") == 0)
10333                 substrate = true;
10334             else
10335                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10336     }
10337     /* }}} */
10338
10339     App_ = [[NSBundle mainBundle] bundlePath];
10340     Advanced_ = YES;
10341
10342     Cache_ = [[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia", @"/var/mobile"] retain];
10343
10344     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10345     alloc_ = alloc->method_imp;
10346     alloc->method_imp = (IMP) &Alloc_;*/
10347
10348     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10349     dealloc_ = dealloc->method_imp;
10350     dealloc->method_imp = (IMP) &Dealloc_;*/
10351
10352     void *gestalt(dlopen("/usr/lib/libMobileGestalt.dylib", RTLD_GLOBAL | RTLD_LAZY));
10353     $MGCopyAnswer = reinterpret_cast<CFStringRef (*)(CFStringRef)>(dlsym(gestalt, "MGCopyAnswer"));
10354
10355     /* System Information {{{ */
10356     size_t size;
10357
10358     int maxproc;
10359     size = sizeof(maxproc);
10360     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10361         perror("sysctlbyname(\"kern.maxproc\", ?)");
10362     else if (maxproc < 64) {
10363         maxproc = 64;
10364         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10365             perror("sysctlbyname(\"kern.maxproc\", #)");
10366     }
10367
10368     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10369     char *osversion = new char[size];
10370     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10371         perror("sysctlbyname(\"kern.osversion\", ?)");
10372     else
10373         System_ = [NSString stringWithUTF8String:osversion];
10374
10375     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10376     char *machine = new char[size];
10377     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10378         perror("sysctlbyname(\"hw.machine\", ?)");
10379     else
10380         Machine_ = machine;
10381
10382     int64_t usermem(0);
10383     size = sizeof(usermem);
10384     if (sysctlbyname("hw.usermem", &usermem, &size, NULL, 0) == -1)
10385         usermem = 0;
10386
10387     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10388     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10389     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10390
10391     UniqueID_ = UniqueIdentifier(device);
10392
10393     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10394         Product_ = [info objectForKey:@"SafariProductVersion"];
10395         Safari_ = [info objectForKey:@"CFBundleVersion"];
10396     }
10397
10398     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10399
10400     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Safari_))
10401         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[0], agent];
10402     if (Pcre match = Pcre("^[0-9]+[A-Z][0-9]+[a-z]?", System_))
10403         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[0], agent];
10404     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Product_))
10405         agent = [NSString stringWithFormat:@"Version/%@ %@", match[0], agent];
10406
10407     UserAgent_ = agent;
10408     /* }}} */
10409     /* Load Database {{{ */
10410     _trace();
10411     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10412     _trace();
10413     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10414
10415     if (Metadata_ == NULL)
10416         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10417     else {
10418         Settings_ = [Metadata_ objectForKey:@"Settings"];
10419
10420         Packages_ = [Metadata_ objectForKey:@"Packages"];
10421
10422         Values_ = [Metadata_ objectForKey:@"Values"];
10423         Sections_ = [Metadata_ objectForKey:@"Sections"];
10424         Sources_ = [Metadata_ objectForKey:@"Sources"];
10425
10426         Token_ = [Metadata_ objectForKey:@"Token"];
10427
10428         Version_ = [Metadata_ objectForKey:@"Version"];
10429     }
10430
10431     if (Values_ == nil) {
10432         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10433         [Metadata_ setObject:Values_ forKey:@"Values"];
10434     }
10435
10436     if (Sections_ == nil) {
10437         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10438         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10439     }
10440
10441     if (Sources_ == nil) {
10442         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10443         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10444     }
10445
10446     if (Version_ == nil) {
10447         Version_ = [NSNumber numberWithUnsignedInt:0];
10448         [Metadata_ setObject:Version_ forKey:@"Version"];
10449     }
10450
10451     if ([Version_ unsignedIntValue] == 0) {
10452         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10453         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10454         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10455         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10456
10457         Version_ = [NSNumber numberWithUnsignedInt:1];
10458         [Metadata_ setObject:Version_ forKey:@"Version"];
10459
10460         [Metadata_ removeObjectForKey:@"LastUpdate"];
10461
10462         Changed_ = true;
10463     }
10464
10465     _H<NSMutableArray> broken([NSMutableArray array]);
10466     for (NSString *key in (id) Sources_)
10467         if ([key rangeOfCharacterFromSet:[NSCharacterSet characterSetWithCharactersInString:@"# "]].location != NSNotFound)
10468             [broken addObject:key];
10469     if ([broken count] != 0) {
10470         for (NSString *key in (id) broken)
10471             [Sources_ removeObjectForKey:key];
10472         Changed_ = true;
10473     } broken = nil;
10474     /* }}} */
10475
10476     _root(CydiaWriteSources());
10477
10478     _trace();
10479     mkdir("/var/mobile/Library/Cydia", 0755);
10480     MetaFile_.Open("/var/mobile/Library/Cydia/metadata.cb0");
10481     _trace();
10482
10483     if (Packages_ != nil) {
10484         bool fail(false);
10485         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10486         _trace();
10487
10488         if (!fail) {
10489             [Metadata_ removeObjectForKey:@"Packages"];
10490             Packages_ = nil;
10491             Changed_ = true;
10492         }
10493     }
10494
10495     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10496
10497 #define MobileSubstrate_(name) \
10498     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10499         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10500         if (handle == NULL) \
10501             NSLog(@"%s", dlerror()); \
10502     }
10503
10504     MobileSubstrate_(Activator)
10505     MobileSubstrate_(libstatusbar)
10506     MobileSubstrate_(SimulatedKeyEvents)
10507     MobileSubstrate_(WinterBoard)
10508
10509     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10510         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10511
10512     if (kCFCoreFoundationVersionNumber > 1000)
10513         for (const char *path : (const char *[]) {"/var/lib", "/var/cache"})
10514             _root(system([[NSString stringWithFormat:@"/usr/libexec/cydia/setnsfpn %s", path] UTF8String]));
10515
10516     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10517
10518     if (access("/User", F_OK) != 0 || version != 6) {
10519         _trace();
10520         _root(system("/usr/libexec/cydia/firmware.sh"));
10521         _trace();
10522     }
10523
10524     if (access("/tmp/cydia.chk", F_OK) == 0) {
10525         if (unlink([Cache("pkgcache.bin") UTF8String]) == -1)
10526             _assert(errno == ENOENT);
10527         if (unlink([Cache("srcpkgcache.bin") UTF8String]) == -1)
10528             _assert(errno == ENOENT);
10529     }
10530
10531     /* APT Initialization {{{ */
10532     _assert(pkgInitConfig(*_config));
10533     _assert(pkgInitSystem(*_config, _system));
10534
10535     if (lang != NULL)
10536         _config->Set("APT::Acquire::Translation", lang);
10537
10538     // XXX: this timeout might be important :(
10539     //_config->Set("Acquire::http::Timeout", 15);
10540
10541     _config->Set("Acquire::http::MaxParallel", usermem >= 384 * 1024 * 1024 ? 16 : 3);
10542
10543     mkdir([Cache_ UTF8String], 0755);
10544     mkdir([Cache("archives") UTF8String], 0755);
10545     mkdir([Cache("archives/partial") UTF8String], 0755);
10546     _config->Set("Dir::Cache", [Cache_ UTF8String]);
10547
10548     mkdir([Cache("lists") UTF8String], 0755);
10549     mkdir([Cache("lists/partial") UTF8String], 0755);
10550     mkdir([Cache("periodic") UTF8String], 0755);
10551     _config->Set("Dir::State::Lists", [Cache("lists") UTF8String]);
10552     /* }}} */
10553     /* Color Choices {{{ */
10554     space_ = CGColorSpaceCreateDeviceRGB();
10555
10556     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10557     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10558     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10559     Folder_.Set(space_, 0x8e/255.f, 0x8e/255.f, 0x93/255.f, 1.0);
10560     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10561     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10562     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10563     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10564     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10565     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10566
10567     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10568     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10569     /* }}}*/
10570     /* UIKit Configuration {{{ */
10571     // XXX: I have a feeling this was important
10572     //UIKeyboardDisableAutomaticAppearance();
10573     /* }}} */
10574
10575     _root({
10576         chown([Cache("ApplicationCache.db") UTF8String], 501, 501);
10577         chown([Cache("Cache.db") UTF8String], 501, 501);
10578         chown([Cache("Cache.db-shm") UTF8String], 501, 501);
10579         chown([Cache("Cache.db-wal") UTF8String], 501, 501);
10580     });
10581
10582     $SBSSetInterceptsMenuButtonForever = reinterpret_cast<void (*)(bool)>(dlsym(RTLD_DEFAULT, "SBSSetInterceptsMenuButtonForever"));
10583
10584     const char *symbol(kCFCoreFoundationVersionNumber >= 800 ? "MGGetBoolAnswer" : "GSSystemHasCapability");
10585     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, symbol));
10586     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10587
10588     PulseInterval_ = fast ? 50000 : 500000;
10589
10590     Colon_ = UCLocalize("COLON_DELIMITED");
10591     Elision_ = UCLocalize("ELISION");
10592     Error_ = UCLocalize("ERROR");
10593     Warning_ = UCLocalize("WARNING");
10594
10595     _trace();
10596     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10597
10598     CGColorSpaceRelease(space_);
10599     CFRelease(Locale_);
10600
10601     [pool release];
10602     return value;
10603 }