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     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
3137     const char *name(iterator_.Name());
3138
3139     size_t length(strlen(name));
3140     if (length < 2) invalid:
3141         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
3142     else for (size_t i(0); i != length; ++i)
3143         if (
3144             /* XXX: technically this is not allowed */
3145             (name[i] < 'A' || name[i] > 'Z') &&
3146             (name[i] < 'a' || name[i] > 'z') &&
3147             (name[i] < '0' || name[i] > '9') &&
3148             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
3149         ) goto invalid;
3150
3151     if (strcmp(name, "cydia") != 0) {
3152         bool cydia = false;
3153         bool user = false;
3154         bool _private = false;
3155         bool stash = false;
3156         bool dsstore = false;
3157
3158         bool repository = [[self section] isEqualToString:@"Repositories"];
3159
3160         if (NSArray *files = [self files])
3161             for (NSString *file in files)
3162                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
3163                     cydia = true;
3164                 else if (!user && [file isEqualToString:@"/User"])
3165                     user = true;
3166                 else if (!_private && [file isEqualToString:@"/private"])
3167                     _private = true;
3168                 else if (!stash && [file isEqualToString:@"/var/stash"])
3169                     stash = true;
3170                 else if (!dsstore && [file hasSuffix:@"/.DS_Store"])
3171                     dsstore = true;
3172
3173         /* XXX: this is not sensitive enough. only some folders are valid. */
3174         if (cydia && !repository)
3175             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
3176         if (user)
3177             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
3178         if (_private)
3179             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
3180         if (stash)
3181             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
3182         if (dsstore)
3183             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @".DS_Store"]];
3184     }
3185
3186     return [warnings count] == 0 ? nil : warnings;
3187 }
3188
3189 - (NSArray *) applications {
3190     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
3191
3192     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
3193
3194     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
3195     if (NSArray *files = [self files])
3196         for (NSString *file in files)
3197             if (application_r(file)) {
3198                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
3199                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
3200                 if ([id isEqualToString:me])
3201                     continue;
3202
3203                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
3204                 if (display == nil)
3205                     display = application_r[1];
3206
3207                 NSString *bundle([file stringByDeletingLastPathComponent]);
3208                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
3209                 // XXX: maybe this should check if this is really a string, not just for length
3210                 if (icon == nil || ![icon respondsToSelector:@selector(length)] || [icon length] == 0)
3211                     icon = @"icon.png";
3212                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
3213
3214                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
3215                 [applications addObject:application];
3216
3217                 [application addObject:id];
3218                 [application addObject:display];
3219                 [application addObject:url];
3220             }
3221
3222     return [applications count] == 0 ? nil : applications;
3223 }
3224
3225 - (Source *) source {
3226     if (source_ == nil) {
3227         @synchronized (database_) {
3228             if ([database_ era] != era_ || file_.end())
3229                 source_ = (Source *) [NSNull null];
3230             else
3231                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
3232         }
3233     }
3234
3235     return source_ == (Source *) [NSNull null] ? nil : source_;
3236 }
3237
3238 - (time_t) upgraded {
3239     return upgraded_;
3240 }
3241
3242 - (uint32_t) recent {
3243     return std::numeric_limits<uint32_t>::max() - upgraded_;
3244 }
3245
3246 - (uint32_t) rank {
3247     return rank_;
3248 }
3249
3250 - (BOOL) matches:(NSArray *)query {
3251     if (query == nil || [query count] == 0)
3252         return NO;
3253
3254     rank_ = 0;
3255
3256     NSString *string;
3257     NSRange range;
3258     NSUInteger length;
3259
3260     string = [self name];
3261     length = [string length];
3262
3263     if (length != 0)
3264     for (NSString *term in query) {
3265         range = [string rangeOfString:term options:MatchCompareOptions_];
3266         if (range.location != NSNotFound)
3267             rank_ -= 6 * 1000000 / length;
3268     }
3269
3270     if (rank_ == 0) {
3271         string = [self id];
3272         length = [string length];
3273
3274         if (length != 0)
3275         for (NSString *term in query) {
3276             range = [string rangeOfString:term options:MatchCompareOptions_];
3277             if (range.location != NSNotFound)
3278                 rank_ -= 6 * 1000000 / length;
3279         }
3280     }
3281
3282     string = [self shortDescription];
3283     length = [string length];
3284     NSUInteger stop(std::min<NSUInteger>(length, 200));
3285
3286     if (length != 0)
3287     for (NSString *term in query) {
3288         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
3289         if (range.location != NSNotFound)
3290             rank_ -= 2 * 100000;
3291     }
3292
3293     return rank_ != 0;
3294 }
3295
3296 - (NSArray *) tags {
3297     return tags_;
3298 }
3299
3300 - (BOOL) hasTag:(NSString *)tag {
3301     return tags_ == nil ? NO : [tags_ containsObject:tag];
3302 }
3303
3304 - (NSString *) primaryPurpose {
3305     for (NSString *tag in (NSArray *) tags_)
3306         if ([tag hasPrefix:@"purpose::"])
3307             return [tag substringFromIndex:9];
3308     return nil;
3309 }
3310
3311 - (NSArray *) purposes {
3312     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3313     for (NSString *tag in (NSArray *) tags_)
3314         if ([tag hasPrefix:@"purpose::"])
3315             [purposes addObject:[tag substringFromIndex:9]];
3316     return [purposes count] == 0 ? nil : purposes;
3317 }
3318
3319 - (bool) isCommercial {
3320     return [self hasTag:@"cydia::commercial"];
3321 }
3322
3323 - (void) setIndex:(size_t)index {
3324     if (metadata_->index_ != index)
3325         metadata_->index_ = index;
3326 }
3327
3328 - (CYString &) cyname {
3329     return !transform_.empty() ? transform_ : !name_.empty() ? name_ : id_;
3330 }
3331
3332 - (uint32_t) compareBySection:(NSArray *)sections {
3333     NSString *section([self section]);
3334     for (size_t i(0), e([sections count]); i != e; ++i) {
3335         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3336             return i;
3337     }
3338
3339     return _not(uint32_t);
3340 }
3341
3342 - (void) clear {
3343 @synchronized (database_) {
3344     pkgProblemResolver *resolver = [database_ resolver];
3345     resolver->Clear(iterator_);
3346
3347     pkgCacheFile &cache([database_ cache]);
3348     cache->SetReInstall(iterator_, false);
3349     cache->MarkKeep(iterator_, false);
3350 } }
3351
3352 - (void) install {
3353 @synchronized (database_) {
3354     pkgProblemResolver *resolver = [database_ resolver];
3355     resolver->Clear(iterator_);
3356     resolver->Protect(iterator_);
3357
3358     pkgCacheFile &cache([database_ cache]);
3359     cache->SetReInstall(iterator_, false);
3360     cache->MarkInstall(iterator_, false);
3361
3362     pkgDepCache::StateCache &state((*cache)[iterator_]);
3363     if (!state.Install())
3364         cache->SetReInstall(iterator_, true);
3365 } }
3366
3367 - (void) remove {
3368 @synchronized (database_) {
3369     pkgProblemResolver *resolver = [database_ resolver];
3370     resolver->Clear(iterator_);
3371     resolver->Remove(iterator_);
3372     resolver->Protect(iterator_);
3373
3374     pkgCacheFile &cache([database_ cache]);
3375     cache->SetReInstall(iterator_, false);
3376     cache->MarkDelete(iterator_, true);
3377 } }
3378
3379 @end
3380 /* }}} */
3381 /* Section Class {{{ */
3382 @interface Section : NSObject {
3383     _H<NSString> name_;
3384     size_t row_;
3385     size_t count_;
3386     _H<NSString> localized_;
3387 }
3388
3389 - (NSComparisonResult) compareByLocalized:(Section *)section;
3390 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3391 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3392 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3393
3394 - (NSString *) name;
3395 - (void) setName:(NSString *)name;
3396
3397 - (size_t) row;
3398 - (size_t) count;
3399
3400 - (void) addToRow;
3401 - (void) addToCount;
3402
3403 - (void) setCount:(size_t)count;
3404 - (NSString *) localized;
3405
3406 @end
3407
3408 @implementation Section
3409
3410 - (NSComparisonResult) compareByLocalized:(Section *)section {
3411     NSString *lhs(localized_);
3412     NSString *rhs([section localized]);
3413
3414     /*if ([lhs length] != 0 && [rhs length] != 0) {
3415         unichar lhc = [lhs characterAtIndex:0];
3416         unichar rhc = [rhs characterAtIndex:0];
3417
3418         if (isalpha(lhc) && !isalpha(rhc))
3419             return NSOrderedAscending;
3420         else if (!isalpha(lhc) && isalpha(rhc))
3421             return NSOrderedDescending;
3422     }*/
3423
3424     return [lhs compare:rhs options:LaxCompareOptions_];
3425 }
3426
3427 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3428     if ((self = [self initWithName:name localize:NO]) != nil) {
3429         if (localized != nil)
3430             localized_ = localized;
3431     } return self;
3432 }
3433
3434 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3435     return [self initWithName:name row:0 localize:localize];
3436 }
3437
3438 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3439     if ((self = [super init]) != nil) {
3440         name_ = name;
3441         row_ = row;
3442         if (localize)
3443             localized_ = LocalizeSection(name_);
3444     } return self;
3445 }
3446
3447 - (NSString *) name {
3448     return name_;
3449 }
3450
3451 - (void) setName:(NSString *)name {
3452     name_ = name;
3453 }
3454
3455 - (size_t) row {
3456     return row_;
3457 }
3458
3459 - (size_t) count {
3460     return count_;
3461 }
3462
3463 - (void) addToRow {
3464     ++row_;
3465 }
3466
3467 - (void) addToCount {
3468     ++count_;
3469 }
3470
3471 - (void) setCount:(size_t)count {
3472     count_ = count;
3473 }
3474
3475 - (NSString *) localized {
3476     return localized_;
3477 }
3478
3479 @end
3480 /* }}} */
3481
3482 class CydiaLogCleaner :
3483     public pkgArchiveCleaner
3484 {
3485   protected:
3486     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3487         unlink(File);
3488     }
3489 };
3490
3491 /* Database Implementation {{{ */
3492 @implementation Database
3493
3494 + (Database *) sharedInstance {
3495     static _H<Database> instance;
3496     if (instance == nil)
3497         instance = [[[Database alloc] init] autorelease];
3498     return instance;
3499 }
3500
3501 - (unsigned) era {
3502     return era_;
3503 }
3504
3505 - (void) releasePackages {
3506     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3507     CFArrayRemoveAllValues(packages_);
3508 }
3509
3510 - (void) dealloc {
3511     // XXX: actually implement this thing
3512     _assert(false);
3513     [self releasePackages];
3514     apr_pool_destroy(pool_);
3515     NSRecycleZone(zone_);
3516     [super dealloc];
3517 }
3518
3519 - (void) _readCydia:(NSNumber *)fd {
3520     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3521     std::istream is(&ib);
3522     std::string line;
3523
3524     static Pcre finish_r("^finish:([^:]*)$");
3525
3526     while (std::getline(is, line)) {
3527         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3528
3529         const char *data(line.c_str());
3530         size_t size = line.size();
3531         lprintf("C:%s\n", data);
3532
3533         if (finish_r(data, size)) {
3534             NSString *finish = finish_r[1];
3535             int index = [Finishes_ indexOfObject:finish];
3536             if (index != INT_MAX && index > Finish_)
3537                 Finish_ = index;
3538         }
3539
3540         [pool release];
3541     }
3542
3543     _assume(false);
3544 }
3545
3546 - (void) _readStatus:(NSNumber *)fd {
3547     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3548     std::istream is(&ib);
3549     std::string line;
3550
3551     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3552     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3553
3554     while (std::getline(is, line)) {
3555         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3556
3557         const char *data(line.c_str());
3558         size_t size(line.size());
3559         lprintf("S:%s\n", data);
3560
3561         if (conffile_r(data, size)) {
3562             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3563             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3564         } else if (strncmp(data, "status: ", 8) == 0) {
3565             // status: <package>: {unpacked,half-configured,installed}
3566             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3567             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3568         } else if (strncmp(data, "processing: ", 12) == 0) {
3569             // processing: configure: config-test
3570             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3571             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3572         } else if (pmstatus_r(data, size)) {
3573             std::string type([pmstatus_r[1] UTF8String]);
3574
3575             NSString *package = pmstatus_r[2];
3576             if ([package isEqualToString:@"dpkg-exec"])
3577                 package = nil;
3578
3579             float percent([pmstatus_r[3] floatValue]);
3580             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3581
3582             NSString *string = pmstatus_r[4];
3583
3584             if (type == "pmerror") {
3585                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3586                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3587             } else if (type == "pmstatus") {
3588                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3589                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3590             } else if (type == "pmconffile")
3591                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3592             else
3593                 lprintf("E:unknown pmstatus\n");
3594         } else
3595             lprintf("E:unknown status\n");
3596
3597         [pool release];
3598     }
3599
3600     _assume(false);
3601 }
3602
3603 - (void) _readOutput:(NSNumber *)fd {
3604     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3605     std::istream is(&ib);
3606     std::string line;
3607
3608     while (std::getline(is, line)) {
3609         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3610
3611         lprintf("O:%s\n", line.c_str());
3612
3613         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3614         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3615
3616         [pool release];
3617     }
3618
3619     _assume(false);
3620 }
3621
3622 - (FILE *) input {
3623     return input_;
3624 }
3625
3626 - (Package *) packageWithName:(NSString *)name {
3627     if (name == nil)
3628         return nil;
3629 @synchronized (self) {
3630     if (static_cast<pkgDepCache *>(cache_) == NULL)
3631         return nil;
3632     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3633     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3634 } }
3635
3636 - (id) init {
3637     if ((self = [super init]) != nil) {
3638         policy_ = NULL;
3639         records_ = NULL;
3640         resolver_ = NULL;
3641         fetcher_ = NULL;
3642         lock_ = NULL;
3643
3644         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3645         apr_pool_create(&pool_, NULL);
3646
3647         size_t capacity(MetaFile_->active_);
3648         if (capacity == 0)
3649             capacity = 16384;
3650         else
3651             capacity += 1024;
3652
3653         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3654         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3655
3656         int fds[2];
3657
3658         _assert(pipe(fds) != -1);
3659         cydiafd_ = fds[1];
3660
3661         _config->Set("APT::Keep-Fds::", cydiafd_);
3662         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3663
3664         [NSThread
3665             detachNewThreadSelector:@selector(_readCydia:)
3666             toTarget:self
3667             withObject:[NSNumber numberWithInt:fds[0]]
3668         ];
3669
3670         _assert(pipe(fds) != -1);
3671         statusfd_ = fds[1];
3672
3673         [NSThread
3674             detachNewThreadSelector:@selector(_readStatus:)
3675             toTarget:self
3676             withObject:[NSNumber numberWithInt:fds[0]]
3677         ];
3678
3679         _assert(pipe(fds) != -1);
3680         _assert(dup2(fds[0], 0) != -1);
3681         _assert(close(fds[0]) != -1);
3682
3683         input_ = fdopen(fds[1], "a");
3684
3685         _assert(pipe(fds) != -1);
3686         _assert(dup2(fds[1], 1) != -1);
3687         _assert(close(fds[1]) != -1);
3688
3689         [NSThread
3690             detachNewThreadSelector:@selector(_readOutput:)
3691             toTarget:self
3692             withObject:[NSNumber numberWithInt:fds[0]]
3693         ];
3694     } return self;
3695 }
3696
3697 - (pkgCacheFile &) cache {
3698     return cache_;
3699 }
3700
3701 - (pkgDepCache::Policy *) policy {
3702     return policy_;
3703 }
3704
3705 - (pkgRecords *) records {
3706     return records_;
3707 }
3708
3709 - (pkgProblemResolver *) resolver {
3710     return resolver_;
3711 }
3712
3713 - (pkgAcquire &) fetcher {
3714     return *fetcher_;
3715 }
3716
3717 - (pkgSourceList &) list {
3718     return *list_;
3719 }
3720
3721 - (NSArray *) packages {
3722     return (NSArray *) packages_;
3723 }
3724
3725 - (NSArray *) sources {
3726     return sourceList_;
3727 }
3728
3729 - (Source *) sourceWithKey:(NSString *)key {
3730     for (Source *source in [self sources]) {
3731         if ([[source key] isEqualToString:key])
3732             return source;
3733     } return nil;
3734 }
3735
3736 - (bool) popErrorWithTitle:(NSString *)title {
3737     bool fatal(false);
3738
3739     while (!_error->empty()) {
3740         std::string error;
3741         bool warning(!_error->PopMessage(error));
3742         if (!warning)
3743             fatal = true;
3744
3745         for (;;) {
3746             size_t size(error.size());
3747             if (size == 0 || error[size - 1] != '\n')
3748                 break;
3749             error.resize(size - 1);
3750         }
3751
3752         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3753
3754         static Pcre no_pubkey("^GPG error:.* NO_PUBKEY .*$");
3755         if (warning && no_pubkey(error.c_str()))
3756             continue;
3757
3758         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3759     }
3760
3761     return fatal;
3762 }
3763
3764 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3765     return [self popErrorWithTitle:title] || !success;
3766 }
3767
3768 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3769 @synchronized (self) {
3770     ++era_;
3771
3772     [self releasePackages];
3773
3774     sourceMap_.clear();
3775     [sourceList_ removeAllObjects];
3776
3777     _error->Discard();
3778
3779     delete list_;
3780     list_ = NULL;
3781     manager_ = NULL;
3782     delete lock_;
3783     lock_ = NULL;
3784     delete fetcher_;
3785     fetcher_ = NULL;
3786     delete resolver_;
3787     resolver_ = NULL;
3788     delete records_;
3789     records_ = NULL;
3790     delete policy_;
3791     policy_ = NULL;
3792
3793     cache_.Close();
3794
3795     apr_pool_clear(pool_);
3796
3797     NSRecycleZone(zone_);
3798     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3799
3800     int chk(creat("/tmp/cydia.chk", 0644));
3801     if (chk != -1)
3802         close(chk);
3803
3804     if (invocation != nil)
3805         [invocation invoke];
3806
3807     NSString *title(UCLocalize("DATABASE"));
3808
3809     list_ = new pkgSourceList();
3810     _profile(reloadDataWithInvocation$ReadMainList)
3811     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3812         return;
3813     _end
3814
3815     _profile(reloadDataWithInvocation$Source$initWithMetaIndex)
3816     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3817         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3818         [sourceList_ addObject:object];
3819     }
3820     _end
3821
3822     _root(_system->Lock());
3823
3824     _trace();
3825     OpProgress progress;
3826     bool opened;
3827   open:
3828     _profile(reloadDataWithInvocation$pkgCacheFile)
3829         opened = cache_.Open(progress, false);
3830     _end
3831     if (!opened) {
3832         // XXX: what if there are errors, but Open() == true? this should be merged with popError:
3833         while (!_error->empty()) {
3834             std::string error;
3835             bool warning(!_error->PopMessage(error));
3836
3837             lprintf("cache_.Open():[%s]\n", error.c_str());
3838
3839             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3840
3841             SEL repair(NULL);
3842             if (false);
3843             else if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3844                 repair = @selector(configure);
3845             //else if (error == "The package lists or status file could not be parsed or opened.")
3846             //    repair = @selector(update);
3847             // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3848             // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3849             // else if (error == "Malformed Status line")
3850             // else if (error == "The list of sources could not be read.")
3851
3852             if (repair != NULL) {
3853                 _error->Discard();
3854                 [delegate_ repairWithSelector:repair];
3855                 goto open;
3856             }
3857         }
3858
3859         _system->UnLock();
3860         return;
3861     }
3862     _trace();
3863
3864     unlink("/tmp/cydia.chk");
3865
3866     now_ = [[NSDate date] timeIntervalSince1970];
3867
3868     policy_ = new pkgDepCache::Policy();
3869     records_ = new pkgRecords(cache_);
3870     resolver_ = new pkgProblemResolver(cache_);
3871     fetcher_ = new pkgAcquire(&status_);
3872     lock_ = NULL;
3873
3874     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3875         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3876         return;
3877     }
3878
3879     _profile(reloadDataWithInvocation$pkgApplyStatus)
3880     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3881         return;
3882     _end
3883
3884     if (cache_->BrokenCount() != 0) {
3885         _profile(pkgApplyStatus$pkgFixBroken)
3886         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3887             return;
3888         _end
3889
3890         if (cache_->BrokenCount() != 0) {
3891             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3892             return;
3893         }
3894
3895         _profile(pkgApplyStatus$pkgMinimizeUpgrade)
3896         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3897             return;
3898         _end
3899     }
3900
3901     for (Source *object in (id) sourceList_) {
3902         metaIndex *source([object metaIndex]);
3903         std::vector<pkgIndexFile *> *indices = source->GetIndexFiles();
3904         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3905             // XXX: this could be more intelligent
3906             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3907                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3908                 if (!cached.end())
3909                     sourceMap_[cached->ID] = object;
3910             }
3911     }
3912
3913     {
3914         /*std::vector<Package *> packages;
3915         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3916         packages_ = nil;*/
3917
3918         _profile(reloadDataWithInvocation$packageWithIterator)
3919         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3920             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3921                 //packages.push_back(package);
3922                 CFArrayAppendValue(packages_, CFRetain(package));
3923         _end
3924
3925
3926         /*if (packages.empty())
3927             packages_ = [[NSArray alloc] init];
3928         else
3929             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3930         _trace();*/
3931
3932         _profile(reloadDataWithInvocation$radix$8)
3933         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(8)];
3934         _end
3935
3936         _profile(reloadDataWithInvocation$radix$4)
3937         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3938         _end
3939
3940         _profile(reloadDataWithInvocation$radix$0)
3941         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3942         _end
3943
3944         _profile(reloadDataWithInvocation$insertion)
3945         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3946         _end
3947
3948         /*_profile(reloadDataWithInvocation$CFQSortArray)
3949         CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);
3950         _end*/
3951
3952         /*_profile(reloadDataWithInvocation$stdsort)
3953         std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3954         _end*/
3955
3956         /*_profile(reloadDataWithInvocation$CFArraySortValues)
3957         CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3958         _end*/
3959
3960         /*_profile(reloadDataWithInvocation$sortUsingFunction)
3961         [packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3962         _end*/
3963
3964
3965         size_t count(CFArrayGetCount(packages_));
3966         MetaFile_->active_ = count;
3967         for (size_t index(0); index != count; ++index)
3968             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3969     }
3970 } }
3971
3972 - (void) clear {
3973 @synchronized (self) {
3974     delete resolver_;
3975     resolver_ = new pkgProblemResolver(cache_);
3976
3977     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3978         if (!cache_[iterator].Keep())
3979             cache_->MarkKeep(iterator, false);
3980         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3981             cache_->SetReInstall(iterator, false);
3982 } }
3983
3984 - (void) configure {
3985     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3986     _trace();
3987     _root(system([dpkg UTF8String]));
3988     _trace();
3989 }
3990
3991 - (bool) clean {
3992 @synchronized (self) {
3993     // XXX: I don't remember this condition
3994     if (lock_ != NULL)
3995         return false;
3996
3997     FileFd Lock;
3998     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3999
4000     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
4001
4002     if ([self popErrorWithTitle:title])
4003         return false;
4004
4005     pkgAcquire fetcher;
4006     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
4007
4008     CydiaLogCleaner cleaner;
4009     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
4010         return false;
4011
4012     return true;
4013 } }
4014
4015 - (bool) prepare {
4016     fetcher_->Shutdown();
4017
4018     pkgRecords records(cache_);
4019
4020     lock_ = new FileFd();
4021     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4022
4023     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
4024
4025     if ([self popErrorWithTitle:title])
4026         return false;
4027
4028     pkgSourceList list;
4029     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
4030         return false;
4031
4032     manager_ = (_system->CreatePM(cache_));
4033     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
4034         return false;
4035
4036     return true;
4037 }
4038
4039 - (void) perform {
4040     bool substrate(RestartSubstrate_);
4041     RestartSubstrate_ = false;
4042
4043     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
4044
4045     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
4046         pkgSourceList list;
4047         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
4048             return;
4049         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4050             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4051     }
4052
4053     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4054
4055     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
4056         _trace();
4057         [self popErrorWithTitle:title];
4058         return;
4059     }
4060
4061     bool failed = false;
4062     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
4063         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
4064             continue;
4065         if ((*item)->Status == pkgAcquire::Item::StatIdle)
4066             continue;
4067
4068         std::string uri = (*item)->DescURI();
4069         std::string error = (*item)->ErrorText;
4070
4071         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
4072         failed = true;
4073
4074         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
4075         [delegate_ addProgressEventOnMainThread:event forTask:title];
4076     }
4077
4078     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4079
4080     if (failed) {
4081         _trace();
4082         return;
4083     }
4084
4085     if (substrate)
4086         RestartSubstrate_ = true;
4087
4088     _system->UnLock();
4089     pkgPackageManager::OrderResult result(_root(manager_->DoInstall(statusfd_)));
4090     if ([self popErrorWithTitle:title])
4091         return;
4092
4093     if (result == pkgPackageManager::Failed) {
4094         _trace();
4095         return;
4096     }
4097
4098     if (result != pkgPackageManager::Completed) {
4099         _trace();
4100         return;
4101     }
4102
4103     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
4104         pkgSourceList list;
4105         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
4106             return;
4107         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4108             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4109     }
4110
4111     if (![before isEqualToArray:after])
4112         [self update];
4113 }
4114
4115 - (bool) upgrade {
4116     NSString *title(UCLocalize("UPGRADE"));
4117     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
4118         return false;
4119     return true;
4120 }
4121
4122 - (void) update {
4123     [self updateWithStatus:status_];
4124 }
4125
4126 - (void) updateWithStatus:(CancelStatus &)status {
4127     NSString *title(UCLocalize("REFRESHING_DATA"));
4128
4129     pkgSourceList list;
4130     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
4131         return;
4132
4133     FileFd lock;
4134     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
4135     if ([self popErrorWithTitle:title])
4136         return;
4137
4138     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4139
4140     bool success(ListUpdate(status, list, PulseInterval_));
4141     if (status.WasCancelled())
4142         _error->Discard();
4143     else {
4144         [self popErrorWithTitle:title forOperation:success];
4145         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
4146         Changed_ = true;
4147     }
4148
4149     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4150 }
4151
4152 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
4153     delegate_ = delegate;
4154 }
4155
4156 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
4157     progress_ = delegate;
4158     status_.setDelegate(delegate);
4159 }
4160
4161 - (NSObject<ProgressDelegate> *) progressDelegate {
4162     return progress_;
4163 }
4164
4165 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
4166     SourceMap::const_iterator i(sourceMap_.find(file->ID));
4167     return i == sourceMap_.end() ? nil : i->second;
4168 }
4169
4170 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
4171     for (Source *source in (id) sourceList_)
4172         [source setFetch:fetch forURI:uri];
4173 }
4174
4175 - (void) resetFetch {
4176     for (Source *source in (id) sourceList_)
4177         [source resetFetch];
4178 }
4179
4180 - (NSString *) mappedSectionForPointer:(const char *)section {
4181     _H<NSString> *mapped;
4182
4183     _profile(Database$mappedSectionForPointer$Cache)
4184         mapped = &sections_[section];
4185     _end
4186
4187     if (*mapped == NULL) {
4188         size_t length(strlen(section));
4189         char spaced[length + 1];
4190
4191         _profile(Database$mappedSectionForPointer$Replace)
4192             for (size_t index(0); index != length; ++index)
4193                 spaced[index] = section[index] == '_' ? ' ' : section[index];
4194             spaced[length] = '\0';
4195         _end
4196
4197         NSString *string;
4198
4199         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
4200             string = [NSString stringWithUTF8String:spaced];
4201         _end
4202
4203         _profile(Database$mappedSectionForPointer$Map)
4204             string = [SectionMap_ objectForKey:string] ?: string;
4205         _end
4206
4207         *mapped = string;
4208     } return *mapped;
4209 }
4210
4211 @end
4212 /* }}} */
4213
4214 static _H<NSMutableSet> Diversions_;
4215
4216 @interface Diversion : NSObject {
4217     Pcre pattern_;
4218     _H<NSString> key_;
4219     _H<NSString> format_;
4220 }
4221
4222 @end
4223
4224 @implementation Diversion
4225
4226 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
4227     if ((self = [super init]) != nil) {
4228         pattern_ = [from UTF8String];
4229         key_ = from;
4230         format_ = to;
4231     } return self;
4232 }
4233
4234 - (NSString *) divert:(NSString *)url {
4235     return !pattern_(url) ? nil : pattern_->*format_;
4236 }
4237
4238 + (NSURL *) divertURL:(NSURL *)url {
4239   divert:
4240     NSString *href([url absoluteString]);
4241
4242     for (Diversion *diversion in (id) Diversions_)
4243         if (NSString *diverted = [diversion divert:href]) {
4244 #if !ForRelease
4245             NSLog(@"div: %@", diverted);
4246 #endif
4247             url = [NSURL URLWithString:diverted];
4248             goto divert;
4249         }
4250
4251     return url;
4252 }
4253
4254 - (NSString *) key {
4255     return key_;
4256 }
4257
4258 - (NSUInteger) hash {
4259     return [key_ hash];
4260 }
4261
4262 - (BOOL) isEqual:(Diversion *)object {
4263     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
4264 }
4265
4266 @end
4267
4268 @interface CydiaObject : NSObject {
4269     _H<CyteWebViewController> indirect_;
4270     _transient id delegate_;
4271 }
4272
4273 - (id) initWithDelegate:(IndirectDelegate *)indirect;
4274
4275 @end
4276
4277 @class CydiaObject;
4278
4279 @interface CydiaWebViewController : CyteWebViewController {
4280     _H<CydiaObject> cydia_;
4281 }
4282
4283 + (void) addDiversion:(Diversion *)diversion;
4284 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
4285 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
4286 - (void) setDelegate:(id)delegate;
4287
4288 @end
4289
4290 /* Web Scripting {{{ */
4291 @implementation CydiaObject
4292
4293 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4294     if ((self = [super init]) != nil) {
4295         indirect_ = (CyteWebViewController *) indirect;
4296     } return self;
4297 }
4298
4299 - (void) setDelegate:(id)delegate {
4300     delegate_ = delegate;
4301 }
4302
4303 + (NSArray *) _attributeKeys {
4304     return [NSArray arrayWithObjects:
4305         @"bbsnum",
4306         @"build",
4307         @"coreFoundationVersionNumber",
4308         @"device",
4309         @"ecid",
4310         @"firmware",
4311         @"hostname",
4312         @"idiom",
4313         @"mcc",
4314         @"mnc",
4315         @"model",
4316         @"operator",
4317         @"role",
4318         @"serial",
4319         @"token",
4320         @"version",
4321     nil];
4322 }
4323
4324 - (NSArray *) attributeKeys {
4325     return [[self class] _attributeKeys];
4326 }
4327
4328 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4329     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4330 }
4331
4332 - (NSString *) version {
4333     return Cydia_;
4334 }
4335
4336 - (NSString *) build {
4337     return System_;
4338 }
4339
4340 - (NSString *) coreFoundationVersionNumber {
4341     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4342 }
4343
4344 - (NSString *) device {
4345     return UniqueIdentifier();
4346 }
4347
4348 - (NSString *) firmware {
4349     return [[UIDevice currentDevice] systemVersion];
4350 }
4351
4352 - (NSString *) hostname {
4353     return [[UIDevice currentDevice] name];
4354 }
4355
4356 - (NSString *) idiom {
4357     return (id) Idiom_ ?: [NSNull null];
4358 }
4359
4360 - (NSString *) mcc {
4361     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4362         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4363     return nil;
4364 }
4365
4366 - (NSString *) mnc {
4367     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4368         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4369     return nil;
4370 }
4371
4372 - (NSString *) operator {
4373     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4374         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4375     return nil;
4376 }
4377
4378 - (NSString *) bbsnum {
4379     return (id) BBSNum_ ?: [NSNull null];
4380 }
4381
4382 - (NSString *) ecid {
4383     return (id) ChipID_ ?: [NSNull null];
4384 }
4385
4386 - (NSString *) serial {
4387     return SerialNumber_;
4388 }
4389
4390 - (NSString *) role {
4391     return (id) [NSNull null];
4392 }
4393
4394 - (NSString *) model {
4395     return [NSString stringWithUTF8String:Machine_];
4396 }
4397
4398 - (NSString *) token {
4399     return (id) Token_ ?: [NSNull null];
4400 }
4401
4402 + (NSString *) webScriptNameForSelector:(SEL)selector {
4403     if (false);
4404     else if (selector == @selector(addBridgedHost:))
4405         return @"addBridgedHost";
4406     else if (selector == @selector(addInsecureHost:))
4407         return @"addInsecureHost";
4408     else if (selector == @selector(addInternalRedirect::))
4409         return @"addInternalRedirect";
4410     else if (selector == @selector(addPipelinedHost:scheme:))
4411         return @"addPipelinedHost";
4412     else if (selector == @selector(addSource:::))
4413         return @"addSource";
4414     else if (selector == @selector(addTokenHost:))
4415         return @"addTokenHost";
4416     else if (selector == @selector(addTrivialSource:))
4417         return @"addTrivialSource";
4418     else if (selector == @selector(close))
4419         return @"close";
4420     else if (selector == @selector(du:))
4421         return @"du";
4422     else if (selector == @selector(stringWithFormat:arguments:))
4423         return @"format";
4424     else if (selector == @selector(getAllSources))
4425         return @"getAllSources";
4426     else if (selector == @selector(getApplicationInfo:value:))
4427         return @"getApplicationInfoValue";
4428     else if (selector == @selector(getKernelNumber:))
4429         return @"getKernelNumber";
4430     else if (selector == @selector(getKernelString:))
4431         return @"getKernelString";
4432     else if (selector == @selector(getInstalledPackages))
4433         return @"getInstalledPackages";
4434     else if (selector == @selector(getIORegistryEntry::))
4435         return @"getIORegistryEntry";
4436     else if (selector == @selector(getLocaleIdentifier))
4437         return @"getLocaleIdentifier";
4438     else if (selector == @selector(getPreferredLanguages))
4439         return @"getPreferredLanguages";
4440     else if (selector == @selector(getPackageById:))
4441         return @"getPackageById";
4442     else if (selector == @selector(getMetadataKeys))
4443         return @"getMetadataKeys";
4444     else if (selector == @selector(getMetadataValue:))
4445         return @"getMetadataValue";
4446     else if (selector == @selector(getSessionValue:))
4447         return @"getSessionValue";
4448     else if (selector == @selector(installPackages:))
4449         return @"installPackages";
4450     else if (selector == @selector(isReachable:))
4451         return @"isReachable";
4452     else if (selector == @selector(localizedStringForKey:value:table:))
4453         return @"localize";
4454     else if (selector == @selector(popViewController:))
4455         return @"popViewController";
4456     else if (selector == @selector(refreshSources))
4457         return @"refreshSources";
4458     else if (selector == @selector(registerFrame:))
4459         return @"registerFrame";
4460     else if (selector == @selector(removeButton))
4461         return @"removeButton";
4462     else if (selector == @selector(saveConfig))
4463         return @"saveConfig";
4464     else if (selector == @selector(setMetadataValue::))
4465         return @"setMetadataValue";
4466     else if (selector == @selector(setSessionValue::))
4467         return @"setSessionValue";
4468     else if (selector == @selector(substitutePackageNames:))
4469         return @"substitutePackageNames";
4470     else if (selector == @selector(scrollToBottom:))
4471         return @"scrollToBottom";
4472     else if (selector == @selector(setAllowsNavigationAction:))
4473         return @"setAllowsNavigationAction";
4474     else if (selector == @selector(setBadgeValue:))
4475         return @"setBadgeValue";
4476     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4477         return @"setButtonImage";
4478     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4479         return @"setButtonTitle";
4480     else if (selector == @selector(setHidesBackButton:))
4481         return @"setHidesBackButton";
4482     else if (selector == @selector(setHidesNavigationBar:))
4483         return @"setHidesNavigationBar";
4484     else if (selector == @selector(setNavigationBarStyle:))
4485         return @"setNavigationBarStyle";
4486     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4487         return @"setNavigationBarTintColor";
4488     else if (selector == @selector(setPasteboardString:))
4489         return @"setPasteboardString";
4490     else if (selector == @selector(setPasteboardURL:))
4491         return @"setPasteboardURL";
4492     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4493         return @"setScrollAlwaysBounceVertical";
4494     else if (selector == @selector(setScrollIndicatorStyle:))
4495         return @"setScrollIndicatorStyle";
4496     else if (selector == @selector(setToken:))
4497         return @"setToken";
4498     else if (selector == @selector(setViewportWidth:))
4499         return @"setViewportWidth";
4500     else if (selector == @selector(statfs:))
4501         return @"statfs";
4502     else if (selector == @selector(supports:))
4503         return @"supports";
4504     else if (selector == @selector(unload))
4505         return @"unload";
4506     else
4507         return nil;
4508 }
4509
4510 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4511     return [self webScriptNameForSelector:selector] == nil;
4512 }
4513
4514 - (BOOL) supports:(NSString *)feature {
4515     return [feature isEqualToString:@"window.open"];
4516 }
4517
4518 - (void) unload {
4519     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4520 }
4521
4522 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4523     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4524 }
4525
4526 - (void) setScrollIndicatorStyle:(NSString *)style {
4527     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4528 }
4529
4530 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4531     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4532 }
4533
4534 - (NSDictionary *) getApplicationInfo:(NSString *)display value:(NSString *)key {
4535     char path[1024];
4536     if (SBBundlePathForDisplayIdentifier(SBSSpringBoardServerPort(), [display UTF8String], path) != 0)
4537         return (id) [NSNull null];
4538     NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:[[NSString stringWithUTF8String:path] stringByAppendingString:@"/Info.plist"]]);
4539     if (info == nil)
4540         return (id) [NSNull null];
4541     return [info objectForKey:key];
4542 }
4543
4544 - (NSNumber *) getKernelNumber:(NSString *)name {
4545     const char *string([name UTF8String]);
4546
4547     size_t size;
4548     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4549         return (id) [NSNull null];
4550
4551     if (size != sizeof(int))
4552         return (id) [NSNull null];
4553
4554     int value;
4555     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4556         return (id) [NSNull null];
4557
4558     return [NSNumber numberWithInt:value];
4559 }
4560
4561 - (NSString *) getKernelString:(NSString *)name {
4562     const char *string([name UTF8String]);
4563
4564     size_t size;
4565     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4566         return (id) [NSNull null];
4567
4568     char value[size + 1];
4569     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4570         return (id) [NSNull null];
4571
4572     // XXX: just in case you request something ludicrous
4573     value[size] = '\0';
4574
4575     return [NSString stringWithCString:value];
4576 }
4577
4578 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4579     NSObject *value(CYIOGetValue([path UTF8String], entry));
4580
4581     if (value != nil)
4582         if ([value isKindOfClass:[NSData class]])
4583             value = CYHex((NSData *) value);
4584
4585     return value;
4586 }
4587
4588 - (NSArray *) getMetadataKeys {
4589 @synchronized (Values_) {
4590     return [Values_ allKeys];
4591 } }
4592
4593 - (void) registerFrame:(DOMHTMLIFrameElement *)iframe {
4594     WebFrame *frame([iframe contentFrame]);
4595     [indirect_ registerFrame:frame];
4596 }
4597
4598 - (id) getMetadataValue:(NSString *)key {
4599 @synchronized (Values_) {
4600     return [Values_ objectForKey:key];
4601 } }
4602
4603 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4604 @synchronized (Values_) {
4605     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4606         [Values_ removeObjectForKey:key];
4607     else
4608         [Values_ setObject:value forKey:key];
4609
4610     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4611 } }
4612
4613 - (id) getSessionValue:(NSString *)key {
4614 @synchronized (SessionData_) {
4615     return [SessionData_ objectForKey:key];
4616 } }
4617
4618 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4619 @synchronized (SessionData_) {
4620     if (value == (id) [WebUndefined undefined])
4621         [SessionData_ removeObjectForKey:key];
4622     else
4623         [SessionData_ setObject:value forKey:key];
4624 } }
4625
4626 - (void) addBridgedHost:(NSString *)host {
4627 @synchronized (HostConfig_) {
4628     [BridgedHosts_ addObject:host];
4629 } }
4630
4631 - (void) addInsecureHost:(NSString *)host {
4632 @synchronized (HostConfig_) {
4633     [InsecureHosts_ addObject:host];
4634 } }
4635
4636 - (void) addTokenHost:(NSString *)host {
4637 @synchronized (HostConfig_) {
4638     [TokenHosts_ addObject:host];
4639 } }
4640
4641 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4642 @synchronized (HostConfig_) {
4643     if (scheme != (id) [WebUndefined undefined])
4644         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4645
4646     [PipelinedHosts_ addObject:host];
4647 } }
4648
4649 - (void) popViewController:(NSNumber *)value {
4650     if (value == (id) [WebUndefined undefined])
4651         value = [NSNumber numberWithBool:YES];
4652     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4653 }
4654
4655 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4656     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4657
4658     for (NSString *section in sections)
4659         [array addObject:section];
4660
4661     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4662         @"deb", @"Type",
4663         href, @"URI",
4664         distribution, @"Distribution",
4665         array, @"Sections",
4666     nil] waitUntilDone:NO];
4667 }
4668
4669 - (void) addTrivialSource:(NSString *)href {
4670     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4671 }
4672
4673 - (void) refreshSources {
4674     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4675 }
4676
4677 - (void) saveConfig {
4678     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4679 }
4680
4681 - (NSArray *) getAllSources {
4682     return [[Database sharedInstance] sources];
4683 }
4684
4685 - (NSArray *) getInstalledPackages {
4686     Database *database([Database sharedInstance]);
4687 @synchronized (database) {
4688     NSArray *packages([database packages]);
4689     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4690     for (Package *package in packages)
4691         if (![package uninstalled])
4692             [installed addObject:package];
4693     return installed;
4694 } }
4695
4696 - (Package *) getPackageById:(NSString *)id {
4697     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4698         [package parse];
4699         return package;
4700     } else
4701         return (Package *) [NSNull null];
4702 }
4703
4704 - (NSString *) getLocaleIdentifier {
4705     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4706 }
4707
4708 - (NSArray *) getPreferredLanguages {
4709     return Languages_;
4710 }
4711
4712 - (NSArray *) statfs:(NSString *)path {
4713     struct statfs stat;
4714
4715     if (path == nil || statfs([path UTF8String], &stat) == -1)
4716         return nil;
4717
4718     return [NSArray arrayWithObjects:
4719         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4720         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4721         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4722     nil];
4723 }
4724
4725 - (NSNumber *) du:(NSString *)path {
4726     NSNumber *value(nil);
4727
4728     int fds[2];
4729     _assert(pipe(fds) != -1);
4730
4731     pid_t pid(ExecFork());
4732     if (pid == 0) {
4733         _assert(dup2(fds[1], 1) != -1);
4734         _assert(close(fds[0]) != -1);
4735         _assert(close(fds[1]) != -1);
4736         /* XXX: this should probably not use du */
4737         _root(execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL));
4738         exit(1);
4739     } else {
4740         _assert(close(fds[1]) != -1);
4741
4742         if (FILE *du = fdopen(fds[0], "r")) {
4743             char line[1024];
4744             while (fgets(line, sizeof(line), du) != NULL) {
4745                 size_t length(strlen(line));
4746                 while (length != 0 && line[length - 1] == '\n')
4747                     line[--length] = '\0';
4748                 if (char *tab = strchr(line, '\t')) {
4749                     *tab = '\0';
4750                     value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4751                 }
4752             }
4753
4754             fclose(du);
4755         } else
4756             _assert(close(fds[0]) != -1);
4757     } ReapZombie(pid);
4758
4759     return value;
4760 }
4761
4762 - (void) close {
4763     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4764 }
4765
4766 - (NSNumber *) isReachable:(NSString *)name {
4767     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4768 }
4769
4770 - (void) installPackages:(NSArray *)packages {
4771     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4772 }
4773
4774 - (NSString *) substitutePackageNames:(NSString *)message {
4775     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4776     for (size_t i(0), e([words count]); i != e; ++i) {
4777         NSString *word([words objectAtIndex:i]);
4778         if (Package *package = [[Database sharedInstance] packageWithName:word])
4779             [words replaceObjectAtIndex:i withObject:[package name]];
4780     }
4781
4782     return [words componentsJoinedByString:@" "];
4783 }
4784
4785 - (void) removeButton {
4786     [indirect_ removeButton];
4787 }
4788
4789 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4790     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4791 }
4792
4793 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4794     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4795 }
4796
4797 - (void) setBadgeValue:(id)value {
4798     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4799 }
4800
4801 - (void) setAllowsNavigationAction:(NSString *)value {
4802     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4803 }
4804
4805 - (void) setHidesBackButton:(NSString *)value {
4806     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4807 }
4808
4809 - (void) setHidesNavigationBar:(NSString *)value {
4810     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4811 }
4812
4813 - (void) setNavigationBarStyle:(NSString *)value {
4814     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4815 }
4816
4817 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4818     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4819     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4820     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4821 }
4822
4823 - (void) setPasteboardString:(NSString *)value {
4824     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4825 }
4826
4827 - (void) setPasteboardURL:(NSString *)value {
4828     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4829 }
4830
4831 - (void) _setToken:(NSString *)token {
4832     Token_ = token;
4833
4834     if (token == nil)
4835         [Metadata_ removeObjectForKey:@"Token"];
4836     else
4837         [Metadata_ setObject:Token_ forKey:@"Token"];
4838
4839     Changed_ = true;
4840 }
4841
4842 - (void) setToken:(NSString *)token {
4843     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4844 }
4845
4846 - (void) scrollToBottom:(NSNumber *)animated {
4847     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4848 }
4849
4850 - (void) setViewportWidth:(float)width {
4851     [indirect_ setViewportWidthOnMainThread:width];
4852 }
4853
4854 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4855     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4856     unsigned count([arguments count]);
4857     id values[count];
4858     for (unsigned i(0); i != count; ++i)
4859         values[i] = [arguments objectAtIndex:i];
4860     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4861 }
4862
4863 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4864     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4865         value = nil;
4866     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4867         table = nil;
4868     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4869 }
4870
4871 @end
4872 /* }}} */
4873
4874 @interface NSURL (CydiaSecure)
4875 @end
4876
4877 @implementation NSURL (CydiaSecure)
4878
4879 - (bool) isCydiaSecure {
4880     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4881         return true;
4882
4883     @synchronized (HostConfig_) {
4884         if ([InsecureHosts_ containsObject:[self host]])
4885             return true;
4886     }
4887
4888     return false;
4889 }
4890
4891 @end
4892
4893 /* Cydia Browser Controller {{{ */
4894 @implementation CydiaWebViewController
4895
4896 - (NSURL *) navigationURL {
4897     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4898 }
4899
4900 + (void) _initialize {
4901     [super _initialize];
4902
4903     Diversions_ = [NSMutableSet setWithCapacity:0];
4904 }
4905
4906 + (void) addDiversion:(Diversion *)diversion {
4907     [Diversions_ addObject:diversion];
4908 }
4909
4910 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4911     [super webView:view didClearWindowObject:window forFrame:frame];
4912     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4913 }
4914
4915 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4916     WebDataSource *source([frame dataSource]);
4917     NSURLResponse *response([source response]);
4918     NSURL *url([response URL]);
4919     NSString *scheme([[url scheme] lowercaseString]);
4920
4921     bool bridged(false);
4922
4923     @synchronized (HostConfig_) {
4924         if ([scheme isEqualToString:@"file"])
4925             bridged = true;
4926         else if ([scheme isEqualToString:@"https"])
4927             if ([BridgedHosts_ containsObject:[url host]])
4928                 bridged = true;
4929     }
4930
4931     if (bridged)
4932         [window setValue:cydia forKey:@"cydia"];
4933 }
4934
4935 - (void) _setupMail:(MFMailComposeViewController *)controller {
4936     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4937
4938     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4939     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4940 }
4941
4942 - (NSURL *) URLWithURL:(NSURL *)url {
4943     return [Diversion divertURL:url];
4944 }
4945
4946 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4947     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4948 }
4949
4950 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4951     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
4952
4953     NSURL *url([copy URL]);
4954     NSString *href([url absoluteString]);
4955     NSString *host([url host]);
4956
4957     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
4958         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
4959             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
4960             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
4961         }
4962
4963         [copy setValue:nil forHTTPHeaderField:@"Referer"];
4964         [copy setValue:nil forHTTPHeaderField:@"Origin"];
4965
4966         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
4967         return copy;
4968     }
4969
4970     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
4971         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
4972     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4973         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4974
4975     bool bridged;
4976     bool token;
4977
4978     @synchronized (HostConfig_) {
4979         bridged = [BridgedHosts_ containsObject:host];
4980         token = [TokenHosts_ containsObject:host];
4981     }
4982
4983     if ([url isCydiaSecure]) {
4984         if (bridged) {
4985             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4986                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4987         } else if (token) {
4988             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4989                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4990         }
4991     }
4992
4993     return copy;
4994 }
4995
4996 - (void) setDelegate:(id)delegate {
4997     [super setDelegate:delegate];
4998     [cydia_ setDelegate:delegate];
4999 }
5000
5001 - (NSString *) applicationNameForUserAgent {
5002     return UserAgent_;
5003 }
5004
5005 - (id) init {
5006     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
5007         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
5008     } return self;
5009 }
5010
5011 @end
5012
5013 @interface AppCacheController : CydiaWebViewController {
5014 }
5015
5016 @end
5017
5018 @implementation AppCacheController
5019
5020 - (void) didReceiveMemoryWarning {
5021     // XXX: this doesn't work
5022 }
5023
5024 - (bool) retainsNetworkActivityIndicator {
5025     return false;
5026 }
5027
5028 @end
5029 /* }}} */
5030
5031 // CydiaScript {{{
5032 @interface NSObject (CydiaScript)
5033 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
5034 @end
5035
5036 @implementation NSObject (CydiaScript)
5037
5038 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5039     return self;
5040 }
5041
5042 @end
5043
5044 @implementation NSArray (CydiaScript)
5045
5046 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5047     WebScriptObject *object([context evaluateWebScript:@"[]"]);
5048     for (size_t i(0), e([self count]); i != e; ++i)
5049         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
5050     return object;
5051 }
5052
5053 @end
5054
5055 @implementation NSDictionary (CydiaScript)
5056
5057 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5058     WebScriptObject *object([context evaluateWebScript:@"({})"]);
5059     for (id i in self)
5060         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
5061     return object;
5062 }
5063
5064 @end
5065 // }}}
5066
5067 /* Confirmation Controller {{{ */
5068 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
5069     if (!iterator.end())
5070         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
5071             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
5072                 continue;
5073             pkgCache::PkgIterator package(dep.TargetPkg());
5074             if (package.end())
5075                 continue;
5076             if (strcmp(package.Name(), "mobilesubstrate") == 0)
5077                 return true;
5078         }
5079
5080     return false;
5081 }
5082
5083 @protocol ConfirmationControllerDelegate
5084 - (void) cancelAndClear:(bool)clear;
5085 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
5086 - (void) queue;
5087 @end
5088
5089 @interface ConfirmationController : CydiaWebViewController {
5090     _transient Database *database_;
5091
5092     _H<UIAlertView> essential_;
5093
5094     _H<NSDictionary> changes_;
5095     _H<NSMutableArray> issues_;
5096     _H<NSDictionary> sizes_;
5097
5098     BOOL substrate_;
5099 }
5100
5101 - (id) initWithDatabase:(Database *)database;
5102
5103 @end
5104
5105 @implementation ConfirmationController
5106
5107 - (void) complete {
5108     if (substrate_)
5109         RestartSubstrate_ = true;
5110     [delegate_ confirmWithNavigationController:[self navigationController]];
5111 }
5112
5113 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
5114     NSString *context([alert context]);
5115
5116     if ([context isEqualToString:@"remove"]) {
5117         if (button == [alert cancelButtonIndex])
5118             [self _doContinue];
5119         else if (button == [alert firstOtherButtonIndex]) {
5120             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
5121         }
5122
5123         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5124     } else if ([context isEqualToString:@"unable"]) {
5125         [self dismissModalViewControllerAnimated:YES];
5126         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5127     } else {
5128         [super alertView:alert clickedButtonAtIndex:button];
5129     }
5130 }
5131
5132 - (void) _doContinue {
5133     [delegate_ cancelAndClear:NO];
5134     [self dismissModalViewControllerAnimated:YES];
5135 }
5136
5137 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
5138     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
5139     return nil;
5140 }
5141
5142 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5143     [super webView:view didClearWindowObject:window forFrame:frame];
5144
5145     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
5146         (id) changes_, @"changes",
5147         (id) issues_, @"issues",
5148         (id) sizes_, @"sizes",
5149         self, @"queue",
5150     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
5151 }
5152
5153 - (id) initWithDatabase:(Database *)database {
5154     if ((self = [super init]) != nil) {
5155         database_ = database;
5156
5157         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
5158         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
5159         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
5160         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
5161         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
5162
5163         bool remove(false);
5164
5165         pkgCacheFile &cache([database_ cache]);
5166         NSArray *packages([database_ packages]);
5167         pkgDepCache::Policy *policy([database_ policy]);
5168
5169         issues_ = [NSMutableArray arrayWithCapacity:4];
5170
5171         UpgradeCydia_ = false;
5172
5173         for (Package *package in packages) {
5174             pkgCache::PkgIterator iterator([package iterator]);
5175             NSString *name([package id]);
5176
5177             if ([package broken]) {
5178                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
5179
5180                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5181                     name, @"package",
5182                     reasons, @"reasons",
5183                 nil]];
5184
5185                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
5186                 if (ver.end())
5187                     continue;
5188
5189                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
5190                     pkgCache::DepIterator start;
5191                     pkgCache::DepIterator end;
5192                     dep.GlobOr(start, end); // ++dep
5193
5194                     if (!cache->IsImportantDep(end))
5195                         continue;
5196                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
5197                         continue;
5198
5199                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
5200
5201                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5202                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
5203                         clauses, @"clauses",
5204                     nil]];
5205
5206                     _forever {
5207                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
5208
5209                         pkgCache::PkgIterator target(start.TargetPkg());
5210                         if (target->ProvidesList != 0)
5211                             reason = @"missing";
5212                         else {
5213                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
5214                             if (!ver.end()) {
5215                                 reason = @"installed";
5216                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
5217                             } else if (!cache[target].CandidateVerIter(cache).end())
5218                                 reason = @"uninstalled";
5219                             else if (target->ProvidesList == 0)
5220                                 reason = @"uninstallable";
5221                             else
5222                                 reason = @"virtual";
5223                         }
5224
5225                         NSDictionary *version(start.TargetVer() == 0 ? (NSDictionary *) [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
5226                             [NSString stringWithUTF8String:start.CompType()], @"operator",
5227                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
5228                         nil]);
5229
5230                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5231                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
5232                             version, @"version",
5233                             reason, @"reason",
5234                             installed, @"installed",
5235                         nil]];
5236
5237                         // yes, seriously. (wtf?)
5238                         if (start == end)
5239                             break;
5240                         ++start;
5241                     }
5242                 }
5243             }
5244
5245             pkgDepCache::StateCache &state(cache[iterator]);
5246
5247             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
5248
5249             if (state.NewInstall())
5250                 [installs addObject:name];
5251             // XXX: else if (state.Install())
5252             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
5253                 [reinstalls addObject:name];
5254             // XXX: move before previous if
5255             else if (state.Upgrade())
5256                 [upgrades addObject:name];
5257             else if (state.Downgrade())
5258                 [downgrades addObject:name];
5259             else if (!state.Delete())
5260                 // XXX: _assert(state.Keep());
5261                 continue;
5262             else if (special_r(name))
5263                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5264                     [NSNull null], @"package",
5265                     [NSArray arrayWithObjects:
5266                         [NSDictionary dictionaryWithObjectsAndKeys:
5267                             @"Conflicts", @"relationship",
5268                             [NSArray arrayWithObjects:
5269                                 [NSDictionary dictionaryWithObjectsAndKeys:
5270                                     name, @"package",
5271                                     [NSNull null], @"version",
5272                                     @"installed", @"reason",
5273                                 nil],
5274                             nil], @"clauses",
5275                         nil],
5276                     nil], @"reasons",
5277                 nil]];
5278             else {
5279                 if ([package essential])
5280                     remove = true;
5281                 [removes addObject:name];
5282             }
5283
5284             if ([name isEqualToString:@"cydia"])
5285                 UpgradeCydia_ = true;
5286
5287             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
5288             substrate_ |= DepSubstrate(iterator.CurrentVer());
5289         }
5290
5291         if (!remove)
5292             essential_ = nil;
5293         else if (Advanced_) {
5294             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
5295
5296             essential_ = [[[UIAlertView alloc]
5297                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
5298                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
5299                 delegate:self
5300                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
5301                 otherButtonTitles:
5302                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
5303                 nil
5304             ] autorelease];
5305
5306             [essential_ setContext:@"remove"];
5307             [essential_ setNumberOfRows:2];
5308         } else {
5309             essential_ = [[[UIAlertView alloc]
5310                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5311                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5312                 delegate:self
5313                 cancelButtonTitle:UCLocalize("OKAY")
5314                 otherButtonTitles:nil
5315             ] autorelease];
5316
5317             [essential_ setContext:@"unable"];
5318         }
5319
5320         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5321             installs, @"installs",
5322             reinstalls, @"reinstalls",
5323             upgrades, @"upgrades",
5324             downgrades, @"downgrades",
5325             removes, @"removes",
5326         nil];
5327
5328         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5329             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5330             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5331         nil];
5332
5333         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5334     } return self;
5335 }
5336
5337 - (UIBarButtonItem *) leftButton {
5338     return [[[UIBarButtonItem alloc]
5339         initWithTitle:UCLocalize("CANCEL")
5340         style:UIBarButtonItemStylePlain
5341         target:self
5342         action:@selector(cancelButtonClicked)
5343     ] autorelease];
5344 }
5345
5346 #if !AlwaysReload
5347 - (void) applyRightButton {
5348     if ([issues_ count] == 0 && ![self isLoading])
5349         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5350             initWithTitle:UCLocalize("CONFIRM")
5351             style:UIBarButtonItemStyleDone
5352             target:self
5353             action:@selector(confirmButtonClicked)
5354         ] autorelease]];
5355     else
5356         [[self navigationItem] setRightBarButtonItem:nil];
5357 }
5358 #endif
5359
5360 - (void) cancelButtonClicked {
5361     [delegate_ cancelAndClear:YES];
5362     [self dismissModalViewControllerAnimated:YES];
5363 }
5364
5365 #if !AlwaysReload
5366 - (void) confirmButtonClicked {
5367     if (essential_ != nil)
5368         [essential_ show];
5369     else
5370         [self complete];
5371 }
5372 #endif
5373
5374 @end
5375 /* }}} */
5376
5377 /* Progress Data {{{ */
5378 @interface CydiaProgressData : NSObject {
5379     _transient id delegate_;
5380
5381     bool running_;
5382     float percent_;
5383
5384     float current_;
5385     float total_;
5386     float speed_;
5387
5388     _H<NSMutableArray> events_;
5389     _H<NSString> title_;
5390
5391     _H<NSString> status_;
5392     _H<NSString> finish_;
5393 }
5394
5395 @end
5396
5397 @implementation CydiaProgressData
5398
5399 + (NSArray *) _attributeKeys {
5400     return [NSArray arrayWithObjects:
5401         @"current",
5402         @"events",
5403         @"finish",
5404         @"percent",
5405         @"running",
5406         @"speed",
5407         @"title",
5408         @"total",
5409     nil];
5410 }
5411
5412 - (NSArray *) attributeKeys {
5413     return [[self class] _attributeKeys];
5414 }
5415
5416 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5417     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5418 }
5419
5420 - (id) init {
5421     if ((self = [super init]) != nil) {
5422         events_ = [NSMutableArray arrayWithCapacity:32];
5423     } return self;
5424 }
5425
5426 - (id) delegate {
5427     return delegate_;
5428 }
5429
5430 - (void) setDelegate:(id)delegate {
5431     delegate_ = delegate;
5432 }
5433
5434 - (void) setPercent:(float)value {
5435     percent_ = value;
5436 }
5437
5438 - (NSNumber *) percent {
5439     return [NSNumber numberWithFloat:percent_];
5440 }
5441
5442 - (void) setCurrent:(float)value {
5443     current_ = value;
5444 }
5445
5446 - (NSNumber *) current {
5447     return [NSNumber numberWithFloat:current_];
5448 }
5449
5450 - (void) setTotal:(float)value {
5451     total_ = value;
5452 }
5453
5454 - (NSNumber *) total {
5455     return [NSNumber numberWithFloat:total_];
5456 }
5457
5458 - (void) setSpeed:(float)value {
5459     speed_ = value;
5460 }
5461
5462 - (NSNumber *) speed {
5463     return [NSNumber numberWithFloat:speed_];
5464 }
5465
5466 - (NSArray *) events {
5467     return events_;
5468 }
5469
5470 - (void) removeAllEvents {
5471     [events_ removeAllObjects];
5472 }
5473
5474 - (void) addEvent:(CydiaProgressEvent *)event {
5475     [events_ addObject:event];
5476 }
5477
5478 - (void) setTitle:(NSString *)text {
5479     title_ = text;
5480 }
5481
5482 - (NSString *) title {
5483     return title_;
5484 }
5485
5486 - (void) setFinish:(NSString *)text {
5487     finish_ = text;
5488 }
5489
5490 - (NSString *) finish {
5491     return (id) finish_ ?: [NSNull null];
5492 }
5493
5494 - (void) setRunning:(bool)running {
5495     running_ = running;
5496 }
5497
5498 - (NSNumber *) running {
5499     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5500 }
5501
5502 @end
5503 /* }}} */
5504 /* Progress Controller {{{ */
5505 @interface ProgressController : CydiaWebViewController <
5506     ProgressDelegate
5507 > {
5508     _transient Database *database_;
5509     _H<CydiaProgressData, 1> progress_;
5510     unsigned cancel_;
5511 }
5512
5513 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5514
5515 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5516
5517 - (void) setTitle:(NSString *)title;
5518 - (void) setCancellable:(bool)cancellable;
5519
5520 @end
5521
5522 @implementation ProgressController
5523
5524 - (void) dealloc {
5525     [database_ setProgressDelegate:nil];
5526     [super dealloc];
5527 }
5528
5529 - (UIBarButtonItem *) leftButton {
5530     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5531         initWithTitle:UCLocalize("CANCEL")
5532         style:UIBarButtonItemStylePlain
5533         target:self
5534         action:@selector(cancel)
5535     ] autorelease] : nil;
5536 }
5537
5538 - (void) updateCancel {
5539     [super applyLeftButton];
5540 }
5541
5542 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5543     if ((self = [super init]) != nil) {
5544         database_ = database;
5545         delegate_ = delegate;
5546
5547         [database_ setProgressDelegate:self];
5548
5549         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5550         [progress_ setDelegate:self];
5551
5552         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5553
5554         [scroller_ setBackgroundColor:[UIColor blackColor]];
5555
5556         [[self navigationItem] setHidesBackButton:YES];
5557
5558         [self updateCancel];
5559     } return self;
5560 }
5561
5562 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5563     [super webView:view didClearWindowObject:window forFrame:frame];
5564     [window setValue:progress_ forKey:@"cydiaProgress"];
5565 }
5566
5567 - (void) updateProgress {
5568     [self dispatchEvent:@"CydiaProgressUpdate"];
5569 }
5570
5571 - (void) viewWillAppear:(BOOL)animated {
5572     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5573     [super viewWillAppear:animated];
5574 }
5575
5576 - (void) reloadSpringBoard {
5577     if (kCFCoreFoundationVersionNumber > 700) { // XXX: iOS 6.x
5578         system("/bin/launchctl stop com.apple.backboardd");
5579         sleep(15);
5580         system("/usr/bin/killall backboardd SpringBoard sbreload");
5581         return;
5582     }
5583
5584     pid_t pid(ExecFork());
5585     if (pid == 0) {
5586         if (setsid() == -1)
5587             perror("setsid");
5588
5589         pid_t pid(ExecFork());
5590         if (pid == 0) {
5591             _root(execl("/usr/bin/sbreload", "sbreload", NULL));
5592             perror("sbreload");
5593
5594             exit(0);
5595         } ReapZombie(pid);
5596
5597         exit(0);
5598     } ReapZombie(pid);
5599
5600     sleep(15);
5601     system("/usr/bin/killall backboardd SpringBoard sbreload");
5602 }
5603
5604 - (void) close {
5605     UpdateExternalStatus(0);
5606
5607     if (Finish_ > 1)
5608         [delegate_ saveState];
5609
5610     switch (Finish_) {
5611         case 0:
5612             [delegate_ returnToCydia];
5613         break;
5614
5615         case 1:
5616             [delegate_ terminateWithSuccess];
5617             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5618                 [delegate_ suspendWithAnimation:YES];
5619             else
5620                 [delegate_ suspend];*/
5621         break;
5622
5623         case 2:
5624             _trace();
5625             goto reload;
5626
5627         case 3:
5628             _trace();
5629             goto reload;
5630
5631         reload: {
5632             UIProgressHUD *hud([delegate_ addProgressHUD]);
5633             [hud setText:UCLocalize("LOADING")];
5634             [self performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5635             return;
5636         }
5637
5638         case 4:
5639             _trace();
5640             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5641                 SBReboot(SBSSpringBoardServerPort());
5642             else
5643                 reboot2(RB_AUTOBOOT);
5644         break;
5645     }
5646
5647     [super close];
5648 }
5649
5650 - (void) setTitle:(NSString *)title {
5651     [progress_ setTitle:title];
5652     [self updateProgress];
5653 }
5654
5655 - (UIBarButtonItem *) rightButton {
5656     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5657         initWithTitle:UCLocalize("CLOSE")
5658         style:UIBarButtonItemStylePlain
5659         target:self
5660         action:@selector(close)
5661     ] autorelease];
5662 }
5663
5664 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5665     UpdateExternalStatus(1);
5666
5667     [progress_ setRunning:true];
5668     [self setTitle:title];
5669     // implicit updateProgress
5670
5671     SHA1SumValue notifyconf; {
5672         FileFd file;
5673         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5674             _error->Discard();
5675         else {
5676             MMap mmap(file, MMap::ReadOnly);
5677             SHA1Summation sha1;
5678             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5679             notifyconf = sha1.Result();
5680         }
5681     }
5682
5683     SHA1SumValue springlist; {
5684         FileFd file;
5685         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5686             _error->Discard();
5687         else {
5688             MMap mmap(file, MMap::ReadOnly);
5689             SHA1Summation sha1;
5690             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5691             springlist = sha1.Result();
5692         }
5693     }
5694
5695     if (invocation != nil) {
5696         [invocation yieldToSelector:@selector(invoke)];
5697         [self setTitle:@"COMPLETE"];
5698     }
5699
5700     if (Finish_ < 4) {
5701         FileFd file;
5702         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5703             _error->Discard();
5704         else {
5705             MMap mmap(file, MMap::ReadOnly);
5706             SHA1Summation sha1;
5707             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5708             if (!(notifyconf == sha1.Result()))
5709                 Finish_ = 4;
5710         }
5711     }
5712
5713     if (Finish_ < 3) {
5714         FileFd file;
5715         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5716             _error->Discard();
5717         else {
5718             MMap mmap(file, MMap::ReadOnly);
5719             SHA1Summation sha1;
5720             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5721             if (!(springlist == sha1.Result()))
5722                 Finish_ = 3;
5723         }
5724     }
5725
5726     if (Finish_ < 2) {
5727         if (RestartSubstrate_)
5728             Finish_ = 2;
5729     }
5730
5731     RestartSubstrate_ = false;
5732
5733     switch (Finish_) {
5734         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5735         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5736         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5737         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5738         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5739     }
5740
5741     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5742
5743     [progress_ setRunning:false];
5744     [self updateProgress];
5745
5746     [self applyRightButton];
5747 }
5748
5749 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5750     [progress_ addEvent:event];
5751     [self updateProgress];
5752 }
5753
5754 - (bool) isProgressCancelled {
5755     return cancel_ == 2;
5756 }
5757
5758 - (void) cancel {
5759     cancel_ = 2;
5760     [self updateCancel];
5761 }
5762
5763 - (void) setCancellable:(bool)cancellable {
5764     unsigned cancel(cancel_);
5765
5766     if (!cancellable)
5767         cancel_ = 0;
5768     else if (cancel_ == 0)
5769         cancel_ = 1;
5770
5771     if (cancel != cancel_)
5772         [self updateCancel];
5773 }
5774
5775 - (void) setProgressCancellable:(NSNumber *)cancellable {
5776     [self setCancellable:[cancellable boolValue]];
5777 }
5778
5779 - (void) setProgressPercent:(NSNumber *)percent {
5780     [progress_ setPercent:[percent floatValue]];
5781     [self updateProgress];
5782 }
5783
5784 - (void) setProgressStatus:(NSDictionary *)status {
5785     if (status == nil) {
5786         [progress_ setCurrent:0];
5787         [progress_ setTotal:0];
5788         [progress_ setSpeed:0];
5789     } else {
5790         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5791
5792         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5793         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5794         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5795     }
5796
5797     [self updateProgress];
5798 }
5799
5800 @end
5801 /* }}} */
5802
5803 /* Package Cell {{{ */
5804 @interface PackageCell : CyteTableViewCell <
5805     CyteTableViewCellDelegate
5806 > {
5807     _H<UIImage> icon_;
5808     _H<NSString> name_;
5809     _H<NSString> description_;
5810     bool commercial_;
5811     _H<NSString> source_;
5812     _H<UIImage> badge_;
5813     _H<UIImage> placard_;
5814     bool summarized_;
5815 }
5816
5817 - (PackageCell *) init;
5818 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5819
5820 - (void) drawContentRect:(CGRect)rect;
5821
5822 @end
5823
5824 @implementation PackageCell
5825
5826 - (PackageCell *) init {
5827     CGRect frame(CGRectMake(0, 0, 320, 74));
5828     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5829         UIView *content([self contentView]);
5830         CGRect bounds([content bounds]);
5831
5832         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5833         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5834         [content addSubview:content_];
5835
5836         [content_ setDelegate:self];
5837         [content_ setOpaque:YES];
5838     } return self;
5839 }
5840
5841 - (NSString *) accessibilityLabel {
5842     return name_;
5843 }
5844
5845 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5846     summarized_ = summary;
5847
5848     icon_ = nil;
5849     name_ = nil;
5850     description_ = nil;
5851     source_ = nil;
5852     badge_ = nil;
5853     placard_ = nil;
5854
5855     if (package == nil)
5856         [content_ setBackgroundColor:[UIColor whiteColor]];
5857     else {
5858         [package parse];
5859
5860         Source *source = [package source];
5861
5862         icon_ = [package icon];
5863
5864         if (NSString *name = [package name])
5865             name_ = [NSString stringWithString:name];
5866
5867         if (NSString *description = [package shortDescription])
5868             description_ = [NSString stringWithString:description];
5869
5870         commercial_ = [package isCommercial];
5871
5872         NSString *label = nil;
5873         bool trusted = false;
5874
5875         if (source != nil) {
5876             label = [source label];
5877             trusted = [source trusted];
5878         } else if ([[package id] isEqualToString:@"firmware"])
5879             label = UCLocalize("APPLE");
5880         else
5881             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5882
5883         NSString *from(label);
5884
5885         NSString *section = [package simpleSection];
5886         if (section != nil && ![section isEqualToString:label]) {
5887             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5888             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5889         }
5890
5891         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5892
5893         if (NSString *purpose = [package primaryPurpose])
5894             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5895
5896         UIColor *color;
5897         NSString *placard;
5898
5899         if (NSString *mode = [package mode]) {
5900             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5901                 color = RemovingColor_;
5902                 placard = @"removing";
5903             } else {
5904                 color = InstallingColor_;
5905                 placard = @"installing";
5906             }
5907         } else {
5908             color = [UIColor whiteColor];
5909
5910             if ([package installed] != nil)
5911                 placard = @"installed";
5912             else
5913                 placard = nil;
5914         }
5915
5916         [content_ setBackgroundColor:color];
5917
5918         if (placard != nil)
5919             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5920     }
5921
5922     [self setNeedsDisplay];
5923     [content_ setNeedsDisplay];
5924 }
5925
5926 - (void) drawSummaryContentRect:(CGRect)rect {
5927     bool highlighted(highlighted_);
5928     float width([self bounds].size.width);
5929
5930     if (icon_ != nil) {
5931         CGRect rect;
5932         rect.size = [(UIImage *) icon_ size];
5933
5934         while (rect.size.width > 16 || rect.size.height > 16) {
5935             rect.size.width /= 2;
5936             rect.size.height /= 2;
5937         }
5938
5939         rect.origin.x = 19 - rect.size.width / 2;
5940         rect.origin.y = 19 - rect.size.height / 2;
5941
5942         [icon_ drawInRect:Retina(rect)];
5943     }
5944
5945     if (badge_ != nil) {
5946         CGRect rect;
5947         rect.size = [(UIImage *) badge_ size];
5948
5949         rect.size.width /= 4;
5950         rect.size.height /= 4;
5951
5952         rect.origin.x = 25 - rect.size.width / 2;
5953         rect.origin.y = 25 - rect.size.height / 2;
5954
5955         [badge_ drawInRect:Retina(rect)];
5956     }
5957
5958     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5959         UISetColor(White_);
5960
5961     if (!highlighted)
5962         UISetColor(commercial_ ? Purple_ : Black_);
5963     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
5964
5965     if (placard_ != nil)
5966         [placard_ drawAtPoint:CGPointMake(width - 52, 11)];
5967 }
5968
5969 - (void) drawNormalContentRect:(CGRect)rect {
5970     bool highlighted(highlighted_);
5971     float width([self bounds].size.width);
5972
5973     if (icon_ != nil) {
5974         CGRect rect;
5975         rect.size = [(UIImage *) icon_ size];
5976
5977         while (rect.size.width > 32 || rect.size.height > 32) {
5978             rect.size.width /= 2;
5979             rect.size.height /= 2;
5980         }
5981
5982         rect.origin.x = 25 - rect.size.width / 2;
5983         rect.origin.y = 25 - rect.size.height / 2;
5984
5985         [icon_ drawInRect:Retina(rect)];
5986     }
5987
5988     if (badge_ != nil) {
5989         CGRect rect;
5990         rect.size = [(UIImage *) badge_ size];
5991
5992         rect.size.width /= 2;
5993         rect.size.height /= 2;
5994
5995         rect.origin.x = 36 - rect.size.width / 2;
5996         rect.origin.y = 36 - rect.size.height / 2;
5997
5998         [badge_ drawInRect:Retina(rect)];
5999     }
6000
6001     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6002         UISetColor(White_);
6003
6004     if (!highlighted)
6005         UISetColor(commercial_ ? Purple_ : Black_);
6006     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
6007     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
6008
6009     if (!highlighted)
6010         UISetColor(commercial_ ? Purplish_ : Gray_);
6011     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:NSLineBreakByTruncatingTail];
6012
6013     if (placard_ != nil)
6014         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
6015 }
6016
6017 - (void) drawContentRect:(CGRect)rect {
6018     if (summarized_)
6019         [self drawSummaryContentRect:rect];
6020     else
6021         [self drawNormalContentRect:rect];
6022 }
6023
6024 @end
6025 /* }}} */
6026 /* Section Cell {{{ */
6027 @interface SectionCell : CyteTableViewCell <
6028     CyteTableViewCellDelegate
6029 > {
6030     _H<NSString> basic_;
6031     _H<NSString> section_;
6032     _H<NSString> name_;
6033     _H<NSString> count_;
6034     _H<UIImage> icon_;
6035     _H<UISwitch> switch_;
6036     BOOL editing_;
6037 }
6038
6039 - (void) setSection:(Section *)section editing:(BOOL)editing;
6040
6041 @end
6042
6043 @implementation SectionCell
6044
6045 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
6046     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
6047         icon_ = [UIImage imageNamed:@"folder.png"];
6048         // XXX: this initial frame is wrong, but is fixed later
6049         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
6050         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
6051
6052         UIView *content([self contentView]);
6053         CGRect bounds([content bounds]);
6054
6055         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
6056         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6057         [content addSubview:content_];
6058         [content_ setBackgroundColor:[UIColor whiteColor]];
6059
6060         [content_ setDelegate:self];
6061     } return self;
6062 }
6063
6064 - (void) onSwitch:(id)sender {
6065     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
6066     if (metadata == nil) {
6067         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
6068         [Sections_ setObject:metadata forKey:basic_];
6069     }
6070
6071     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
6072     Changed_ = true;
6073 }
6074
6075 - (void) setSection:(Section *)section editing:(BOOL)editing {
6076     if (editing != editing_) {
6077         if (editing_)
6078             [switch_ removeFromSuperview];
6079         else
6080             [self addSubview:switch_];
6081         editing_ = editing;
6082     }
6083
6084     basic_ = nil;
6085     section_ = nil;
6086     name_ = nil;
6087     count_ = nil;
6088
6089     if (section == nil) {
6090         name_ = UCLocalize("ALL_PACKAGES");
6091         count_ = nil;
6092     } else {
6093         basic_ = [section name];
6094         section_ = [section localized];
6095
6096         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
6097         count_ = [NSString stringWithFormat:@"%zd", [section count]];
6098
6099         if (editing_)
6100             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
6101     }
6102
6103     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
6104     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
6105
6106     [content_ setNeedsDisplay];
6107 }
6108
6109 - (void) setFrame:(CGRect)frame {
6110     [super setFrame:frame];
6111
6112     CGRect rect([switch_ frame]);
6113     [switch_ setFrame:CGRectMake(frame.size.width - rect.size.width - 9, 9, rect.size.width, rect.size.height)];
6114 }
6115
6116 - (NSString *) accessibilityLabel {
6117     return name_;
6118 }
6119
6120 - (void) drawContentRect:(CGRect)rect {
6121     bool highlighted(highlighted_ && !editing_);
6122
6123     [icon_ drawInRect:CGRectMake(7, 7, 32, 32)];
6124
6125     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6126         UISetColor(White_);
6127
6128     float width(rect.size.width);
6129     if (editing_)
6130         width -= 9 + [switch_ frame].size.width;
6131
6132     if (!highlighted)
6133         UISetColor(Black_);
6134     [name_ drawAtPoint:CGPointMake(48, 12) forWidth:(width - 58) withFont:Font18_ lineBreakMode:NSLineBreakByTruncatingTail];
6135
6136     CGSize size = [count_ sizeWithFont:Font14_];
6137
6138     UISetColor(Folder_);
6139     if (count_ != nil)
6140         [count_ drawAtPoint:CGPointMake(Retina(10 + (30 - size.width) / 2), 18) withFont:Font12Bold_];
6141 }
6142
6143 @end
6144 /* }}} */
6145
6146 /* File Table {{{ */
6147 @interface FileTable : CyteViewController <
6148     UITableViewDataSource,
6149     UITableViewDelegate
6150 > {
6151     _transient Database *database_;
6152     _H<Package> package_;
6153     _H<NSString> name_;
6154     _H<NSMutableArray> files_;
6155     _H<UITableView, 2> list_;
6156 }
6157
6158 - (id) initWithDatabase:(Database *)database;
6159 - (void) setPackage:(Package *)package;
6160
6161 @end
6162
6163 @implementation FileTable
6164
6165 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
6166     return files_ == nil ? 0 : [files_ count];
6167 }
6168
6169 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
6170     return 24.0f;
6171 }*/
6172
6173 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
6174     static NSString *reuseIdentifier = @"Cell";
6175
6176     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
6177     if (cell == nil) {
6178         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
6179         [cell setFont:[UIFont systemFontOfSize:16]];
6180     }
6181     [cell setText:[files_ objectAtIndex:indexPath.row]];
6182     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
6183
6184     return cell;
6185 }
6186
6187 - (NSURL *) navigationURL {
6188     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
6189 }
6190
6191 - (void) loadView {
6192     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
6193     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6194     [list_ setRowHeight:24.0f];
6195     [(UITableView *) list_ setDataSource:self];
6196     [list_ setDelegate:self];
6197     [self setView:list_];
6198 }
6199
6200 - (void) viewDidLoad {
6201     [super viewDidLoad];
6202
6203     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
6204 }
6205
6206 - (void) releaseSubviews {
6207     list_ = nil;
6208
6209     package_ = nil;
6210     files_ = nil;
6211
6212     [super releaseSubviews];
6213 }
6214
6215 - (id) initWithDatabase:(Database *)database {
6216     if ((self = [super init]) != nil) {
6217         database_ = database;
6218     } return self;
6219 }
6220
6221 - (void) setPackage:(Package *)package {
6222     package_ = nil;
6223     name_ = nil;
6224
6225     files_ = [NSMutableArray arrayWithCapacity:32];
6226
6227     if (package != nil) {
6228         package_ = package;
6229         name_ = [package id];
6230
6231         if (NSArray *files = [package files])
6232             [files_ addObjectsFromArray:files];
6233
6234         if ([files_ count] != 0) {
6235             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
6236                 [files_ removeObjectAtIndex:0];
6237             [files_ sortUsingSelector:@selector(compareByPath:)];
6238
6239             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
6240             [stack addObject:@"/"];
6241
6242             for (int i(0), e([files_ count]); i != e; ++i) {
6243                 NSString *file = [files_ objectAtIndex:i];
6244                 while (![file hasPrefix:[stack lastObject]])
6245                     [stack removeLastObject];
6246                 NSString *directory = [stack lastObject];
6247                 [stack addObject:[file stringByAppendingString:@"/"]];
6248                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
6249                     ([stack count] - 2) * 3, "",
6250                     [file substringFromIndex:[directory length]]
6251                 ]];
6252             }
6253         }
6254     }
6255
6256     [list_ reloadData];
6257 }
6258
6259 - (void) reloadData {
6260     [super reloadData];
6261
6262     [self setPackage:[database_ packageWithName:name_]];
6263 }
6264
6265 @end
6266 /* }}} */
6267 /* Package Controller {{{ */
6268 @interface CYPackageController : CydiaWebViewController <
6269     UIActionSheetDelegate
6270 > {
6271     _transient Database *database_;
6272     _H<Package> package_;
6273     _H<NSString> name_;
6274     bool commercial_;
6275     std::vector<std::pair<_H<NSString>, _H<NSString>>> buttons_;
6276     _H<UIBarButtonItem> button_;
6277 }
6278
6279 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
6280
6281 @end
6282
6283 @implementation CYPackageController
6284
6285 - (NSURL *) navigationURL {
6286     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6287 }
6288
6289 - (void) _clickButtonWithName:(NSString *)name {
6290     if ([name isEqualToString:@"CLEAR"])
6291         [delegate_ clearPackage:package_];
6292     else if ([name isEqualToString:@"INSTALL"])
6293         [delegate_ installPackage:package_];
6294     else if ([name isEqualToString:@"REINSTALL"])
6295         [delegate_ installPackage:package_];
6296     else if ([name isEqualToString:@"REMOVE"])
6297         [delegate_ removePackage:package_];
6298     else if ([name isEqualToString:@"UPGRADE"])
6299         [delegate_ installPackage:package_];
6300     else _assert(false);
6301 }
6302
6303 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6304     NSString *context([sheet context]);
6305
6306     if ([context isEqualToString:@"modify"]) {
6307         if (button != [sheet cancelButtonIndex]) {
6308             if (IsWildcat_)
6309                 [self performSelector:@selector(_clickButtonWithName:) withObject:buttons_[button].first afterDelay:0];
6310             else
6311                 [self _clickButtonWithName:buttons_[button].first];
6312         }
6313
6314         [sheet dismissWithClickedButtonIndex:button animated:YES];
6315     }
6316 }
6317
6318 - (bool) _allowJavaScriptPanel {
6319     return commercial_;
6320 }
6321
6322 #if !AlwaysReload
6323 - (void) _customButtonClicked {
6324     size_t count(buttons_.size());
6325     if (count == 0)
6326         return;
6327
6328     if (count == 1)
6329         [self _clickButtonWithName:buttons_[0].first];
6330     else {
6331         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6332         for (const auto &button : buttons_)
6333             [buttons addObject:button.second];
6334
6335         UIActionSheet *sheet = [[[UIActionSheet alloc]
6336             initWithTitle:nil
6337             delegate:self
6338             cancelButtonTitle:nil
6339             destructiveButtonTitle:nil
6340             otherButtonTitles:nil
6341         ] autorelease];
6342
6343         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6344         if (!IsWildcat_) {
6345            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6346            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6347         }
6348         [sheet setContext:@"modify"];
6349
6350         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6351     }
6352 }
6353
6354 - (void) reloadButtonClicked {
6355     if (commercial_ && function_ == nil && [package_ uninstalled])
6356         return;
6357     [self customButtonClicked];
6358 }
6359
6360 - (void) applyLoadingTitle {
6361     // Don't show "Loading" as the title. Ever.
6362 }
6363
6364 - (UIBarButtonItem *) rightButton {
6365     return button_;
6366 }
6367 #endif
6368
6369 - (void) setPageColor:(UIColor *)color {
6370     return [super setPageColor:nil];
6371 }
6372
6373 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6374     if ((self = [super init]) != nil) {
6375         database_ = database;
6376         name_ = name == nil ? @"" : [NSString stringWithString:name];
6377         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6378     } return self;
6379 }
6380
6381 - (void) reloadData {
6382     [super reloadData];
6383
6384     package_ = [database_ packageWithName:name_];
6385
6386     buttons_.clear();
6387
6388     if (package_ != nil) {
6389         [(Package *) package_ parse];
6390
6391         commercial_ = [package_ isCommercial];
6392
6393         if ([package_ mode] != nil)
6394             buttons_.push_back(std::make_pair(@"CLEAR", UCLocalize("CLEAR")));
6395         if ([package_ source] == nil);
6396         else if ([package_ upgradableAndEssential:NO])
6397             buttons_.push_back(std::make_pair(@"UPGRADE", UCLocalize("UPGRADE")));
6398         else if ([package_ uninstalled])
6399             buttons_.push_back(std::make_pair(@"INSTALL", UCLocalize("INSTALL")));
6400         else
6401             buttons_.push_back(std::make_pair(@"REINSTALL", UCLocalize("REINSTALL")));
6402         if (![package_ uninstalled])
6403             buttons_.push_back(std::make_pair(@"REMOVE", UCLocalize("REMOVE")));
6404     }
6405
6406     NSString *title;
6407     switch (buttons_.size()) {
6408         case 0: title = nil; break;
6409         case 1: title = buttons_[0].second; break;
6410         default: title = UCLocalize("MODIFY"); break;
6411     }
6412
6413     button_ = [[[UIBarButtonItem alloc]
6414         initWithTitle:title
6415         style:UIBarButtonItemStylePlain
6416         target:self
6417         action:@selector(customButtonClicked)
6418     ] autorelease];
6419 }
6420
6421 - (bool) isLoading {
6422     return commercial_ ? [super isLoading] : false;
6423 }
6424
6425 @end
6426 /* }}} */
6427
6428 /* Package List Controller {{{ */
6429 @interface PackageListController : CyteViewController <
6430     UITableViewDataSource,
6431     UITableViewDelegate
6432 > {
6433     _transient Database *database_;
6434     unsigned era_;
6435     _H<NSArray> packages_;
6436     _H<NSArray> sections_;
6437     _H<UITableView, 2> list_;
6438
6439     _H<NSArray> thumbs_;
6440     std::vector<NSInteger> offset_;
6441
6442     _H<NSString> title_;
6443     unsigned reloading_;
6444 }
6445
6446 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6447 - (void) setDelegate:(id)delegate;
6448 - (void) resetCursor;
6449 - (void) clearData;
6450
6451 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages;
6452
6453 @end
6454
6455 @implementation PackageListController
6456
6457 - (NSURL *) referrerURL {
6458     return [self navigationURL];
6459 }
6460
6461 - (bool) isSummarized {
6462     return false;
6463 }
6464
6465 - (bool) showsSections {
6466     return true;
6467 }
6468
6469 - (void) deselectWithAnimation:(BOOL)animated {
6470     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6471 }
6472
6473 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6474     CGRect base = [[self view] bounds];
6475     base.size.height -= bounds.size.height;
6476     base.origin = [list_ frame].origin;
6477
6478     [UIView beginAnimations:nil context:NULL];
6479     [UIView setAnimationBeginsFromCurrentState:YES];
6480     [UIView setAnimationCurve:curve];
6481     [UIView setAnimationDuration:duration];
6482     [list_ setFrame:base];
6483     [UIView commitAnimations];
6484 }
6485
6486 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6487     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6488 }
6489
6490 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6491     [self resizeForKeyboardBounds:bounds duration:0];
6492 }
6493
6494 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6495     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6496         *curve = UIViewAnimationCurveEaseInOut;
6497     else
6498         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6499
6500     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6501         *duration = 0.3;
6502     else
6503         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6504 }
6505
6506 - (void) keyboardWillShow:(NSNotification *)notification {
6507     CGRect bounds;
6508     CGPoint center;
6509     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6510     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6511
6512     NSTimeInterval duration;
6513     UIViewAnimationCurve curve;
6514     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6515
6516     CGRect kbframe = CGRectMake(Retina(center.x - bounds.size.width / 2), Retina(center.y - bounds.size.height / 2), bounds.size.width, bounds.size.height);
6517     UIViewController *base = self;
6518     while ([base parentOrPresentingViewController] != nil)
6519         base = [base parentOrPresentingViewController];
6520     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6521     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6522
6523     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6524         intersection.size.height += CYStatusBarHeight();
6525
6526     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6527 }
6528
6529 - (void) keyboardWillHide:(NSNotification *)notification {
6530     NSTimeInterval duration;
6531     UIViewAnimationCurve curve;
6532     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6533
6534     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6535 }
6536
6537 - (void) viewWillAppear:(BOOL)animated {
6538     [super viewWillAppear:animated];
6539
6540     [self resizeForKeyboardBounds:CGRectZero];
6541     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6542     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6543 }
6544
6545 - (void) viewWillDisappear:(BOOL)animated {
6546     [super viewWillDisappear:animated];
6547
6548     [self resizeForKeyboardBounds:CGRectZero];
6549     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6550     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6551 }
6552
6553 - (void) viewDidAppear:(BOOL)animated {
6554     [super viewDidAppear:animated];
6555     [self deselectWithAnimation:animated];
6556 }
6557
6558 - (void) didSelectPackage:(Package *)package {
6559     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6560     [view setDelegate:delegate_];
6561     [[self navigationController] pushViewController:view animated:YES];
6562 }
6563
6564 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6565     NSInteger count([sections_ count]);
6566     return count == 0 ? 1 : count;
6567 }
6568
6569 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6570     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6571         return nil;
6572     return [[sections_ objectAtIndex:section] name];
6573 }
6574
6575 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6576     if ([sections_ count] == 0)
6577         return 0;
6578     return [[sections_ objectAtIndex:section] count];
6579 }
6580
6581 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6582 @synchronized (database_) {
6583     if ([database_ era] != era_)
6584         return nil;
6585
6586     Section *section([sections_ objectAtIndex:[path section]]);
6587     NSInteger row([path row]);
6588     Package *package([packages_ objectAtIndex:([section row] + row)]);
6589     return [[package retain] autorelease];
6590 } }
6591
6592 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6593     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6594     if (cell == nil)
6595         cell = [[[PackageCell alloc] init] autorelease];
6596
6597     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6598     [cell setPackage:package asSummary:[self isSummarized]];
6599     return cell;
6600 }
6601
6602 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6603     Package *package([self packageAtIndexPath:path]);
6604     package = [database_ packageWithName:[package id]];
6605     [self didSelectPackage:package];
6606 }
6607
6608 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6609     return thumbs_;
6610 }
6611
6612 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6613     return offset_[index];
6614 }
6615
6616 - (void) updateHeight {
6617     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6618 }
6619
6620 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6621     if ((self = [super init]) != nil) {
6622         database_ = database;
6623         title_ = [title copy];
6624         [[self navigationItem] setTitle:title_];
6625     } return self;
6626 }
6627
6628 - (void) loadView {
6629     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6630     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6631     [self setView:view];
6632
6633     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6634     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6635     [view addSubview:list_];
6636
6637     // XXX: is 20 the most optimal number here?
6638     [list_ setSectionIndexMinimumDisplayRowCount:20];
6639
6640     [(UITableView *) list_ setDataSource:self];
6641     [list_ setDelegate:self];
6642
6643     [self updateHeight];
6644 }
6645
6646 - (void) releaseSubviews {
6647     list_ = nil;
6648
6649     packages_ = nil;
6650     sections_ = nil;
6651
6652     thumbs_ = nil;
6653     offset_.clear();
6654
6655     [super releaseSubviews];
6656 }
6657
6658 - (void) setDelegate:(id)delegate {
6659     delegate_ = delegate;
6660 }
6661
6662 - (bool) shouldYield {
6663     return false;
6664 }
6665
6666 - (bool) shouldBlock {
6667     return false;
6668 }
6669
6670 - (NSMutableArray *) _reloadPackages {
6671 @synchronized (database_) {
6672     era_ = [database_ era];
6673     NSArray *packages([database_ packages]);
6674
6675     return [NSMutableArray arrayWithArray:packages];
6676 } }
6677
6678 - (void) _reloadData {
6679     if (reloading_ != 0) {
6680         reloading_ = 2;
6681         return;
6682     }
6683
6684     NSMutableArray *packages;
6685
6686   reload:
6687     if ([self shouldYield]) {
6688         do {
6689             UIProgressHUD *hud;
6690
6691             if (![self shouldBlock])
6692                 hud = nil;
6693             else {
6694                 hud = [delegate_ addProgressHUD];
6695                 [hud setText:UCLocalize("LOADING")];
6696             }
6697
6698             reloading_ = 1;
6699             packages = [self yieldToSelector:@selector(_reloadPackages)];
6700
6701             if (hud != nil)
6702                 [delegate_ removeProgressHUD:hud];
6703         } while (reloading_ == 2);
6704     } else {
6705         packages = [self _reloadPackages];
6706     }
6707
6708 @synchronized (database_) {
6709     if (era_ != [database_ era])
6710         goto reload;
6711     reloading_ = 0;
6712
6713     thumbs_ = nil;
6714     offset_.clear();
6715
6716     packages_ = packages;
6717
6718     if ([self showsSections])
6719         sections_ = [self sectionsForPackages:packages];
6720     else {
6721         Section *section([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6722         [section setCount:[packages_ count]];
6723         sections_ = [NSArray arrayWithObject:section];
6724     }
6725
6726     [self updateHeight];
6727
6728     _profile(PackageTable$reloadData$List)
6729         [(UITableView *) list_ setDataSource:self];
6730         [list_ reloadData];
6731     _end
6732 }
6733
6734     PrintTimes();
6735 }
6736
6737 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
6738     Section *prefix([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6739     size_t end([packages count]);
6740
6741     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
6742     Section *section(prefix);
6743
6744     thumbs_ = CollationThumbs_;
6745     offset_ = CollationOffset_;
6746
6747     size_t offset(0);
6748     size_t offsets([CollationStarts_ count]);
6749
6750     NSString *start([CollationStarts_ objectAtIndex:offset]);
6751     size_t length([start length]);
6752
6753     for (size_t index(0); index != end; ++index) {
6754         if (start != nil) {
6755             Package *package([packages objectAtIndex:index]);
6756             NSString *name(PackageName(package, @selector(cyname)));
6757
6758             //while ([start compare:name options:NSNumericSearch range:NSMakeRange(0, length) locale:CollationLocale_] != NSOrderedDescending) {
6759             while (StringNameCompare(start, name, length) != kCFCompareGreaterThan) {
6760                 NSString *title([CollationTitles_ objectAtIndex:offset]);
6761                 section = [[[Section alloc] initWithName:title row:index localize:NO] autorelease];
6762                 [sections addObject:section];
6763
6764                 start = ++offset == offsets ? nil : [CollationStarts_ objectAtIndex:offset];
6765                 if (start == nil)
6766                     break;
6767                 length = [start length];
6768             }
6769         }
6770
6771         [section addToCount];
6772     }
6773
6774     for (; offset != offsets; ++offset) {
6775         NSString *title([CollationTitles_ objectAtIndex:offset]);
6776         Section *section([[[Section alloc] initWithName:title row:end localize:NO] autorelease]);
6777         [sections addObject:section];
6778     }
6779
6780     if ([prefix count] != 0) {
6781         Section *suffix([sections lastObject]);
6782         [prefix setName:[suffix name]];
6783         [suffix setName:nil];
6784         [sections insertObject:prefix atIndex:(offsets - 1)];
6785     }
6786
6787     return sections;
6788 }
6789
6790 - (void) reloadData {
6791     [super reloadData];
6792
6793     if ([self shouldYield])
6794         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6795     else
6796         [self _reloadData];
6797 }
6798
6799 - (void) resetCursor {
6800     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6801 }
6802
6803 - (void) clearData {
6804     [self updateHeight];
6805
6806     [list_ setDataSource:nil];
6807     [list_ reloadData];
6808
6809     [self resetCursor];
6810 }
6811
6812 @end
6813 /* }}} */
6814 /* Filtered Package List Controller {{{ */
6815 typedef Function<bool, Package *> PackageFilter;
6816 typedef Function<void, NSMutableArray *> PackageSorter;
6817 @interface FilteredPackageListController : PackageListController {
6818     PackageFilter filter_;
6819     PackageSorter sorter_;
6820 }
6821
6822 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter;
6823
6824 - (void) setFilter:(PackageFilter)filter;
6825 - (void) setSorter:(PackageSorter)sorter;
6826
6827 @end
6828
6829 @implementation FilteredPackageListController
6830
6831 - (void) setFilter:(PackageFilter)filter {
6832 @synchronized (self) {
6833     filter_ = filter;
6834 } }
6835
6836 - (void) setSorter:(PackageSorter)sorter {
6837 @synchronized (self) {
6838     sorter_ = sorter;
6839 } }
6840
6841 - (NSMutableArray *) _reloadPackages {
6842 @synchronized (database_) {
6843     era_ = [database_ era];
6844
6845     NSArray *packages([database_ packages]);
6846     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6847
6848     PackageFilter filter;
6849     PackageSorter sorter;
6850
6851     @synchronized (self) {
6852         filter = filter_;
6853         sorter = sorter_;
6854     }
6855
6856     _profile(PackageTable$reloadData$Filter)
6857         for (Package *package in packages)
6858             if ([package valid] && filter(package))
6859                 [filtered addObject:package];
6860     _end
6861
6862     if (sorter)
6863         sorter(filtered);
6864     return filtered;
6865 } }
6866
6867 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter {
6868     if ((self = [super initWithDatabase:database title:title]) != nil) {
6869         [self setFilter:filter];
6870     } return self;
6871 }
6872
6873 @end
6874 /* }}} */
6875
6876 /* Home Controller {{{ */
6877 @interface HomeController : CydiaWebViewController {
6878     CFRunLoopRef runloop_;
6879     SCNetworkReachabilityRef reachability_;
6880 }
6881
6882 @end
6883
6884 @implementation HomeController
6885
6886 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6887     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6888 }
6889
6890 - (id) init {
6891     if ((self = [super init]) != nil) {
6892         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6893         [self reloadData];
6894
6895         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6896         if (reachability_ != NULL) {
6897             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6898             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6899
6900             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6901             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6902                 runloop_ = runloop;
6903         }
6904     } return self;
6905 }
6906
6907 - (void) dealloc {
6908     if (reachability_ != NULL && runloop_ != NULL)
6909         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6910     [super dealloc];
6911 }
6912
6913 - (NSURL *) navigationURL {
6914     return [NSURL URLWithString:@"cydia://home"];
6915 }
6916
6917 - (void) aboutButtonClicked {
6918     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6919
6920     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6921     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6922     [alert setCancelButtonIndex:0];
6923
6924     [alert setMessage:
6925         @"Copyright \u00a9 2008-2014\n"
6926         "SaurikIT, LLC\n"
6927         "\n"
6928         "Jay Freeman (saurik)\n"
6929         "saurik@saurik.com\n"
6930         "http://www.saurik.com/"
6931     ];
6932
6933     [alert show];
6934 }
6935
6936 - (UIBarButtonItem *) leftButton {
6937     return [[[UIBarButtonItem alloc]
6938         initWithTitle:UCLocalize("ABOUT")
6939         style:UIBarButtonItemStylePlain
6940         target:self
6941         action:@selector(aboutButtonClicked)
6942     ] autorelease];
6943 }
6944
6945 @end
6946 /* }}} */
6947
6948 /* Cydia Navigation Controller Interface {{{ */
6949 @interface UINavigationController (Cydia)
6950
6951 - (NSArray *) navigationURLCollection;
6952 - (void) unloadData;
6953
6954 @end
6955 /* }}} */
6956
6957 /* Cydia Tab Bar Controller {{{ */
6958 @interface CydiaTabBarController : CyteTabBarController <
6959     UITabBarControllerDelegate,
6960     FetchDelegate
6961 > {
6962     _transient Database *database_;
6963
6964     _H<UIActivityIndicatorView> indicator_;
6965
6966     bool updating_;
6967     // XXX: ok, "updatedelegate_"?...
6968     _transient NSObject<CydiaDelegate> *updatedelegate_;
6969 }
6970
6971 - (NSArray *) navigationURLCollection;
6972 - (void) beginUpdate;
6973 - (BOOL) updating;
6974
6975 @end
6976
6977 @implementation CydiaTabBarController
6978
6979 - (NSArray *) navigationURLCollection {
6980     NSMutableArray *items([NSMutableArray array]);
6981
6982     // XXX: Should this deal with transient view controllers?
6983     for (id navigation in [self viewControllers]) {
6984         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6985         if (stack != nil)
6986             [items addObject:stack];
6987     }
6988
6989     return items;
6990 }
6991
6992 - (id) initWithDatabase:(Database *)database {
6993     if ((self = [super init]) != nil) {
6994         database_ = database;
6995         [self setDelegate:self];
6996
6997         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteTiny] autorelease];
6998         [indicator_ setOrigin:CGPointMake(kCFCoreFoundationVersionNumber >= 800 ? 2 : 4, 2)];
6999
7000         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7001     } return self;
7002 }
7003
7004 - (void) setUpdate:(NSDate *)date {
7005     [self beginUpdate];
7006 }
7007
7008 - (void) beginUpdate {
7009     if (updating_)
7010         return;
7011
7012     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7013     UITabBarItem *item([controller tabBarItem]);
7014
7015     [item setBadgeValue:@""];
7016     UIView *badge(MSHookIvar<UIView *>([item view], "_badge"));
7017
7018     [indicator_ startAnimating];
7019     [badge addSubview:indicator_];
7020
7021     [updatedelegate_ retainNetworkActivityIndicator];
7022     updating_ = true;
7023
7024     [NSThread
7025         detachNewThreadSelector:@selector(performUpdate)
7026         toTarget:self
7027         withObject:nil
7028     ];
7029 }
7030
7031 - (void) performUpdate {
7032     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
7033
7034     SourceStatus status(self, database_);
7035     [database_ updateWithStatus:status];
7036
7037     [self
7038         performSelectorOnMainThread:@selector(completeUpdate)
7039         withObject:nil
7040         waitUntilDone:NO
7041     ];
7042
7043     [pool release];
7044 }
7045
7046 - (void) stopUpdateWithSelector:(SEL)selector {
7047     updating_ = false;
7048     [updatedelegate_ releaseNetworkActivityIndicator];
7049
7050     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7051     [[controller tabBarItem] setBadgeValue:nil];
7052
7053     [indicator_ removeFromSuperview];
7054     [indicator_ stopAnimating];
7055
7056     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
7057 }
7058
7059 - (void) completeUpdate {
7060     if (!updating_)
7061         return;
7062     [self stopUpdateWithSelector:@selector(reloadData)];
7063 }
7064
7065 - (void) cancelUpdate {
7066     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
7067 }
7068
7069 - (void) cancelPressed {
7070     [self cancelUpdate];
7071 }
7072
7073 - (BOOL) updating {
7074     return updating_;
7075 }
7076
7077 - (bool) isSourceCancelled {
7078     return !updating_;
7079 }
7080
7081 - (void) startSourceFetch:(NSString *)uri {
7082 }
7083
7084 - (void) stopSourceFetch:(NSString *)uri {
7085 }
7086
7087 - (void) setUpdateDelegate:(id)delegate {
7088     updatedelegate_ = delegate;
7089 }
7090
7091 @end
7092 /* }}} */
7093
7094 /* Cydia Navigation Controller Implementation {{{ */
7095 @implementation UINavigationController (Cydia)
7096
7097 - (NSArray *) navigationURLCollection {
7098     NSMutableArray *stack([NSMutableArray array]);
7099
7100     for (CyteViewController *controller in [self viewControllers]) {
7101         NSString *url = [[controller navigationURL] absoluteString];
7102         if (url != nil)
7103             [stack addObject:url];
7104     }
7105
7106     return stack;
7107 }
7108
7109 - (void) reloadData {
7110     [super reloadData];
7111
7112     UIViewController *visible([self visibleViewController]);
7113     if (visible != nil)
7114         [visible reloadData];
7115
7116     // on the iPad, this view controller is ALSO visible. :(
7117     if (IsWildcat_)
7118         if (UIViewController *top = [self topViewController])
7119             if (top != visible)
7120                 [top reloadData];
7121 }
7122
7123 - (void) unloadData {
7124     for (CyteViewController *page in [self viewControllers])
7125         [page unloadData];
7126
7127     [super unloadData];
7128 }
7129
7130 @end
7131 /* }}} */
7132
7133 /* Cydia:// Protocol {{{ */
7134 @interface CydiaURLProtocol : NSURLProtocol {
7135 }
7136
7137 @end
7138
7139 @implementation CydiaURLProtocol
7140
7141 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7142     NSURL *url([request URL]);
7143     if (url == nil)
7144         return NO;
7145
7146     NSString *scheme([[url scheme] lowercaseString]);
7147     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7148         return YES;
7149     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7150         return YES;
7151
7152     return NO;
7153 }
7154
7155 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7156     return request;
7157 }
7158
7159 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7160     id<NSURLProtocolClient> client([self client]);
7161     if (icon == nil)
7162         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7163     else {
7164         NSData *data(UIImagePNGRepresentation(icon));
7165
7166         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7167         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7168         [client URLProtocol:self didLoadData:data];
7169         [client URLProtocolDidFinishLoading:self];
7170     }
7171 }
7172
7173 - (void) startLoading {
7174     id<NSURLProtocolClient> client([self client]);
7175     NSURLRequest *request([self request]);
7176
7177     NSURL *url([request URL]);
7178     NSString *href([url absoluteString]);
7179     NSString *scheme([[url scheme] lowercaseString]);
7180
7181     NSString *path;
7182
7183     if ([scheme isEqualToString:@"cydia"])
7184         path = [href substringFromIndex:8];
7185     else if ([scheme isEqualToString:@"about"])
7186         path = [href substringFromIndex:12];
7187     else _assert(false);
7188
7189     NSRange slash([path rangeOfString:@"/"]);
7190
7191     NSString *command;
7192     if (slash.location == NSNotFound) {
7193         command = path;
7194         path = nil;
7195     } else {
7196         command = [path substringToIndex:slash.location];
7197         path = [path substringFromIndex:(slash.location + 1)];
7198     }
7199
7200     Database *database([Database sharedInstance]);
7201
7202     if ([command isEqualToString:@"package-icon"]) {
7203         if (path == nil)
7204             goto fail;
7205         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7206         Package *package([database packageWithName:path]);
7207         if (package == nil)
7208             goto fail;
7209         [package parse];
7210         UIImage *icon([package icon]);
7211         [self _returnPNGWithImage:icon forRequest:request];
7212     } else if ([command isEqualToString:@"uikit-image"]) {
7213         if (path == nil)
7214             goto fail;
7215         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7216         UIImage *icon(_UIImageWithName(path));
7217         [self _returnPNGWithImage:icon forRequest:request];
7218     } else if ([command isEqualToString:@"section-icon"]) {
7219         if (path == nil)
7220             goto fail;
7221         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7222         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7223         if (icon == nil)
7224             icon = [UIImage imageNamed:@"unknown.png"];
7225         [self _returnPNGWithImage:icon forRequest:request];
7226     } else fail: {
7227         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7228     }
7229 }
7230
7231 - (void) stopLoading {
7232 }
7233
7234 @end
7235 /* }}} */
7236
7237 /* Section Controller {{{ */
7238 @interface SectionController : FilteredPackageListController {
7239     _H<NSString> key_;
7240     _H<NSString> section_;
7241 }
7242
7243 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section;
7244
7245 @end
7246
7247 @implementation SectionController
7248
7249 - (NSURL *) referrerURL {
7250     NSString *name(section_);
7251     name = name ?: @"*";
7252     NSString *key(key_);
7253     key = key ?: @"*";
7254     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@/%@", UI_, [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7255 }
7256
7257 - (NSURL *) navigationURL {
7258     NSString *name(section_);
7259     name = name ?: @"*";
7260     NSString *key(key_);
7261     key = key ?: @"*";
7262     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@/%@", [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7263 }
7264
7265 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section {
7266     NSString *title;
7267     if (section == nil)
7268         title = UCLocalize("ALL_PACKAGES");
7269     else if (![section isEqual:@""])
7270         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(section) value:nil table:@"Sections"];
7271     else
7272         title = UCLocalize("NO_SECTION");
7273
7274     if ((self = [super initWithDatabase:database title:title]) != nil) {
7275         key_ = [source key];
7276         section_ = section;
7277     } return self;
7278 }
7279
7280 - (void) reloadData {
7281     Source *source([database_ sourceWithKey:key_]);
7282     _H<NSString> name(section_);
7283
7284     [self setFilter:[=](Package *package) {
7285         NSString *section([package section]);
7286
7287         return (
7288             name == nil ||
7289             section == nil && [name length] == 0 ||
7290             [name isEqualToString:section]
7291         ) && (
7292             source == nil ||
7293             [package source] == source
7294         ) && [package visible];
7295     }];
7296
7297     [super reloadData];
7298 }
7299
7300 @end
7301 /* }}} */
7302 /* Sections Controller {{{ */
7303 @interface SectionsController : CyteViewController <
7304     UITableViewDataSource,
7305     UITableViewDelegate
7306 > {
7307     _transient Database *database_;
7308     _H<NSString> key_;
7309     _H<NSMutableArray> sections_;
7310     _H<NSMutableArray> filtered_;
7311     _H<UITableView, 2> list_;
7312 }
7313
7314 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7315 - (void) editButtonClicked;
7316
7317 @end
7318
7319 @implementation SectionsController
7320
7321 - (NSURL *) navigationURL {
7322     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
7323 }
7324
7325 - (Source *) source {
7326     if (key_ == nil)
7327         return nil;
7328     return [database_ sourceWithKey:key_];
7329 }
7330
7331 - (void) updateNavigationItem {
7332     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7333     if ([sections_ count] == 0) {
7334         [[self navigationItem] setRightBarButtonItem:nil];
7335     } else {
7336         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7337             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7338             target:self
7339             action:@selector(editButtonClicked)
7340         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7341     }
7342 }
7343
7344 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7345     [super setEditing:editing animated:animated];
7346
7347     if (editing)
7348         [list_ reloadData];
7349     else
7350         [delegate_ updateData];
7351
7352     [self updateNavigationItem];
7353 }
7354
7355 - (void) viewDidAppear:(BOOL)animated {
7356     [super viewDidAppear:animated];
7357     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7358 }
7359
7360 - (void) viewWillDisappear:(BOOL)animated {
7361     [super viewWillDisappear:animated];
7362     [self setEditing:NO];
7363 }
7364
7365 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7366     Section *section = nil;
7367     int index = [indexPath row];
7368     if (![self isEditing]) {
7369         index -= 1;
7370         if (index >= 0)
7371             section = [filtered_ objectAtIndex:index];
7372     } else {
7373         section = [sections_ objectAtIndex:index];
7374     }
7375     return section;
7376 }
7377
7378 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7379     if ([self isEditing])
7380         return [sections_ count];
7381     else
7382         return [filtered_ count] + 1;
7383 }
7384
7385 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7386     return 45.0f;
7387 }*/
7388
7389 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7390     static NSString *reuseIdentifier = @"SectionCell";
7391
7392     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7393     if (cell == nil)
7394         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7395
7396     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7397
7398     return cell;
7399 }
7400
7401 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7402     if ([self isEditing])
7403         return;
7404
7405     Section *section = [self sectionAtIndexPath:indexPath];
7406
7407     SectionController *controller = [[[SectionController alloc]
7408         initWithDatabase:database_
7409         source:[self source]
7410         section:[section name]
7411     ] autorelease];
7412     [controller setDelegate:delegate_];
7413
7414     [[self navigationController] pushViewController:controller animated:YES];
7415 }
7416
7417 - (void) loadView {
7418     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7419     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7420     [list_ setRowHeight:46];
7421     [(UITableView *) list_ setDataSource:self];
7422     [list_ setDelegate:self];
7423     [self setView:list_];
7424 }
7425
7426 - (void) viewDidLoad {
7427     [super viewDidLoad];
7428
7429     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7430 }
7431
7432 - (void) releaseSubviews {
7433     list_ = nil;
7434
7435     sections_ = nil;
7436     filtered_ = nil;
7437
7438     [super releaseSubviews];
7439 }
7440
7441 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7442     if ((self = [super init]) != nil) {
7443         database_ = database;
7444         key_ = [source key];
7445     } return self;
7446 }
7447
7448 - (void) reloadData {
7449     [super reloadData];
7450
7451     NSArray *packages = [database_ packages];
7452
7453     sections_ = [NSMutableArray arrayWithCapacity:16];
7454     filtered_ = [NSMutableArray arrayWithCapacity:16];
7455
7456     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7457
7458     Source *source([self source]);
7459
7460     _trace();
7461     for (Package *package in packages) {
7462         if (source != nil && [package source] != source)
7463             continue;
7464
7465         NSString *name([package section]);
7466         NSString *key(name == nil ? @"" : name);
7467
7468         Section *section;
7469
7470         _profile(SectionsView$reloadData$Section)
7471             section = [sections objectForKey:key];
7472             if (section == nil) {
7473                 _profile(SectionsView$reloadData$Section$Allocate)
7474                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7475                     [sections setObject:section forKey:key];
7476                 _end
7477             }
7478         _end
7479
7480         [section addToCount];
7481
7482         _profile(SectionsView$reloadData$Filter)
7483             if (![package valid] || ![package visible])
7484                 continue;
7485         _end
7486
7487         [section addToRow];
7488     }
7489     _trace();
7490
7491     [sections_ addObjectsFromArray:[sections allValues]];
7492
7493     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7494
7495     for (Section *section in (id) sections_) {
7496         size_t count([section row]);
7497         if (count == 0)
7498             continue;
7499
7500         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7501         [section setCount:count];
7502         [filtered_ addObject:section];
7503     }
7504
7505     [self updateNavigationItem];
7506     [list_ reloadData];
7507     _trace();
7508 }
7509
7510 - (void) editButtonClicked {
7511     [self setEditing:![self isEditing] animated:YES];
7512 }
7513
7514 @end
7515 /* }}} */
7516
7517 /* Changes Controller {{{ */
7518 @interface ChangesController : FilteredPackageListController {
7519     unsigned upgrades_;
7520 }
7521
7522 - (id) initWithDatabase:(Database *)database;
7523
7524 @end
7525
7526 @implementation ChangesController
7527
7528 - (NSURL *) referrerURL {
7529     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/changes/", UI_]];
7530 }
7531
7532 - (NSURL *) navigationURL {
7533     return [NSURL URLWithString:@"cydia://changes"];
7534 }
7535
7536 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7537 @synchronized (database_) {
7538     if ([database_ era] != era_)
7539         return nil;
7540
7541     NSUInteger sectionIndex([path section]);
7542     if (sectionIndex >= [sections_ count])
7543         return nil;
7544     Section *section([sections_ objectAtIndex:sectionIndex]);
7545     NSInteger row([path row]);
7546     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7547 } }
7548
7549 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7550     NSString *context([alert context]);
7551
7552     if ([context isEqualToString:@"norefresh"])
7553         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7554 }
7555
7556 - (void) setLeftBarButtonItem {
7557     if ([delegate_ updating])
7558         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7559             initWithTitle:UCLocalize("CANCEL")
7560             style:UIBarButtonItemStyleDone
7561             target:self
7562             action:@selector(cancelButtonClicked)
7563         ] autorelease] animated:YES];
7564     else
7565         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7566             initWithTitle:UCLocalize("REFRESH")
7567             style:UIBarButtonItemStylePlain
7568             target:self
7569             action:@selector(refreshButtonClicked)
7570         ] autorelease] animated:YES];
7571 }
7572
7573 - (void) refreshButtonClicked {
7574     if ([delegate_ requestUpdate])
7575         [self setLeftBarButtonItem];
7576 }
7577
7578 - (void) cancelButtonClicked {
7579     [delegate_ cancelUpdate];
7580 }
7581
7582 - (void) upgradeButtonClicked {
7583     [delegate_ distUpgrade];
7584     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7585 }
7586
7587 - (bool) shouldYield {
7588     return true;
7589 }
7590
7591 - (bool) shouldBlock {
7592     return true;
7593 }
7594
7595 - (void) useFilter {
7596 @synchronized (self) {
7597     [self setFilter:[](Package *package) {
7598         return [package upgradableAndEssential:YES] || [package visible];
7599     }];
7600
7601     [self setSorter:[](NSMutableArray *packages) {
7602         [packages radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7603     }];
7604 } }
7605
7606 - (id) initWithDatabase:(Database *)database {
7607     if ((self = [super initWithDatabase:database title:UCLocalize("CHANGES")]) != nil) {
7608         [self useFilter];
7609     } return self;
7610 }
7611
7612 - (void) viewDidLoad {
7613     [super viewDidLoad];
7614     [self setLeftBarButtonItem];
7615 }
7616
7617 - (void) viewWillAppear:(BOOL)animated {
7618     [super viewWillAppear:animated];
7619     [self setLeftBarButtonItem];
7620 }
7621
7622 - (void) reloadData {
7623     [self setLeftBarButtonItem];
7624     [super reloadData];
7625 }
7626
7627 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
7628     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
7629
7630     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7631     Section *ignored = nil;
7632     Section *section = nil;
7633     time_t last = 0;
7634
7635     upgrades_ = 0;
7636     bool unseens = false;
7637
7638     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7639
7640     for (size_t offset = 0, count = [packages count]; offset != count; ++offset) {
7641         Package *package = [packages objectAtIndex:offset];
7642
7643         BOOL uae = [package upgradableAndEssential:YES];
7644
7645         if (!uae) {
7646             unseens = true;
7647             time_t seen([package seen]);
7648
7649             if (section == nil || last != seen) {
7650                 last = seen;
7651
7652                 NSString *name;
7653                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7654                 [name autorelease];
7655
7656                 _profile(ChangesController$reloadData$Allocate)
7657                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7658                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7659                     [sections addObject:section];
7660                 _end
7661             }
7662
7663             [section addToCount];
7664         } else if ([package ignored]) {
7665             if (ignored == nil) {
7666                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7667             }
7668             [ignored addToCount];
7669         } else {
7670             ++upgrades_;
7671             [upgradable addToCount];
7672         }
7673     }
7674     _trace();
7675
7676     CFRelease(formatter);
7677
7678     if (unseens) {
7679         Section *last = [sections lastObject];
7680         size_t count = [last count];
7681         [packages removeObjectsInRange:NSMakeRange([packages count] - count, count)];
7682         [sections removeLastObject];
7683     }
7684
7685     if ([ignored count] != 0)
7686         [sections insertObject:ignored atIndex:0];
7687     if (upgrades_ != 0)
7688         [sections insertObject:upgradable atIndex:0];
7689
7690     [list_ reloadData];
7691
7692     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7693         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7694         style:UIBarButtonItemStylePlain
7695         target:self
7696         action:@selector(upgradeButtonClicked)
7697     ] autorelease]) animated:YES];
7698
7699     return sections;
7700 }
7701
7702 @end
7703 /* }}} */
7704 /* Search Controller {{{ */
7705 @interface SearchController : FilteredPackageListController <
7706     UISearchBarDelegate
7707 > {
7708     _H<UISearchBar, 1> search_;
7709     BOOL searchloaded_;
7710     bool summary_;
7711 }
7712
7713 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7714 - (void) reloadData;
7715
7716 @end
7717
7718 @implementation SearchController
7719
7720 - (NSURL *) referrerURL {
7721     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
7722 }
7723
7724 - (NSURL *) navigationURL {
7725     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7726         return [NSURL URLWithString:@"cydia://search"];
7727     else
7728         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
7729 }
7730
7731 - (NSArray *) termsForQuery:(NSString *)query {
7732     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
7733     for (NSString *component in [query componentsSeparatedByString:@" "])
7734         if ([component length] != 0)
7735             [terms addObject:component];
7736
7737     return terms;
7738 }
7739
7740 - (void) useSearch {
7741     _H<NSArray> query([self termsForQuery:[search_ text]]);
7742     summary_ = false;
7743
7744 @synchronized (self) {
7745     [self setFilter:[=](Package *package) {
7746         if (![package unfiltered])
7747             return false;
7748         if (![package matches:query])
7749             return false;
7750         return true;
7751     }];
7752
7753     [self setSorter:[](NSMutableArray *packages) {
7754         [packages radixSortUsingSelector:@selector(rank)];
7755     }];
7756 }
7757
7758     [self clearData];
7759     [self reloadData];
7760 }
7761
7762 - (void) usePrefix:(NSString *)prefix {
7763     _H<NSString> query(prefix);
7764     summary_ = true;
7765
7766 @synchronized (self) {
7767     [self setFilter:[=](Package *package) {
7768         if ([query length] == 0)
7769             return false;
7770         if (![package unfiltered])
7771             return false;
7772         if ([[package name] compare:query options:MatchCompareOptions_ range:NSMakeRange(0, [query length])] != NSOrderedSame)
7773             return false;
7774         return true;
7775     }];
7776
7777     [self setSorter:nullptr];
7778 }
7779
7780     [self reloadData];
7781 }
7782
7783 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7784     [self clearData];
7785     [self usePrefix:[search_ text]];
7786 }
7787
7788 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7789     [search_ resignFirstResponder];
7790     [self useSearch];
7791 }
7792
7793 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7794     [search_ setText:@""];
7795     [self searchBarButtonClicked:searchBar];
7796 }
7797
7798 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7799     [self searchBarButtonClicked:searchBar];
7800 }
7801
7802 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7803     [self usePrefix:text];
7804 }
7805
7806 - (bool) shouldYield {
7807     return YES;
7808 }
7809
7810 - (bool) shouldBlock {
7811     return !summary_;
7812 }
7813
7814 - (bool) isSummarized {
7815     return summary_;
7816 }
7817
7818 - (bool) showsSections {
7819     return false;
7820 }
7821
7822 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7823     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH")])) {
7824         search_ = [[[UISearchBar alloc] init] autorelease];
7825         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7826         [search_ setDelegate:self];
7827
7828         UITextField *textField;
7829         if ([search_ respondsToSelector:@selector(searchField)])
7830             textField = [search_ searchField];
7831         else
7832             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7833
7834         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7835         [textField setEnablesReturnKeyAutomatically:NO];
7836         [[self navigationItem] setTitleView:textField];
7837
7838         if (query != nil)
7839             [search_ setText:query];
7840         [self useSearch];
7841     } return self;
7842 }
7843
7844 - (void) viewDidAppear:(BOOL)animated {
7845     [super viewDidAppear:animated];
7846
7847     if (!searchloaded_) {
7848         searchloaded_ = YES;
7849         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7850         [search_ layoutSubviews];
7851     }
7852
7853     if ([self isSummarized])
7854         [search_ becomeFirstResponder];
7855 }
7856
7857 - (void) reloadData {
7858     [self resetCursor];
7859     [super reloadData];
7860 }
7861
7862 - (void) didSelectPackage:(Package *)package {
7863     [search_ resignFirstResponder];
7864     [super didSelectPackage:package];
7865 }
7866
7867 @end
7868 /* }}} */
7869 /* Package Settings Controller {{{ */
7870 @interface PackageSettingsController : CyteViewController <
7871     UITableViewDataSource,
7872     UITableViewDelegate
7873 > {
7874     _transient Database *database_;
7875     _H<NSString> name_;
7876     _H<Package> package_;
7877     _H<UITableView, 2> table_;
7878     _H<UISwitch> subscribedSwitch_;
7879     _H<UISwitch> ignoredSwitch_;
7880     _H<UITableViewCell> subscribedCell_;
7881     _H<UITableViewCell> ignoredCell_;
7882 }
7883
7884 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7885
7886 @end
7887
7888 @implementation PackageSettingsController
7889
7890 - (NSURL *) navigationURL {
7891     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7892 }
7893
7894 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7895     if (package_ == nil)
7896         return 0;
7897
7898     if ([package_ installed] == nil)
7899         return 1;
7900     else
7901         return 2;
7902 }
7903
7904 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7905     if (package_ == nil)
7906         return 0;
7907
7908     // both sections contain just one item right now.
7909     return 1;
7910 }
7911
7912 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7913     return nil;
7914 }
7915
7916 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7917     if (section == 0)
7918         return UCLocalize("SHOW_ALL_CHANGES_EX");
7919     else
7920         return UCLocalize("IGNORE_UPGRADES_EX");
7921 }
7922
7923 - (void) onSubscribed:(id)control {
7924     bool value([control isOn]);
7925     if (package_ == nil)
7926         return;
7927     if ([package_ setSubscribed:value])
7928         [delegate_ updateData];
7929 }
7930
7931 - (void) _updateIgnored {
7932     const char *package([name_ UTF8String]);
7933     bool on([ignoredSwitch_ isOn]);
7934
7935     pid_t pid(ExecFork());
7936     if (pid == 0) {
7937         FILE *dpkg(_root(popen("dpkg --set-selections", "w")));
7938         fwrite(package, strlen(package), 1, dpkg);
7939
7940         if (on)
7941             fwrite(" hold\n", 6, 1, dpkg);
7942         else
7943             fwrite(" install\n", 9, 1, dpkg);
7944
7945         pclose(dpkg);
7946
7947         exit(0);
7948     } ReapZombie(pid);
7949 }
7950
7951 - (void) onIgnored:(id)control {
7952     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7953     [invocation setTarget:self];
7954     [invocation setSelector:@selector(_updateIgnored)];
7955
7956     [delegate_ reloadDataWithInvocation:invocation];
7957 }
7958
7959 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7960     if (package_ == nil)
7961         return nil;
7962
7963     switch ([indexPath section]) {
7964         case 0: return subscribedCell_;
7965         case 1: return ignoredCell_;
7966
7967         _nodefault
7968     }
7969
7970     return nil;
7971 }
7972
7973 - (void) loadView {
7974     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7975     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7976     [self setView:view];
7977
7978     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7979     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7980     [(UITableView *) table_ setDataSource:self];
7981     [table_ setDelegate:self];
7982     [view addSubview:table_];
7983
7984     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7985     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7986     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7987
7988     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7989     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7990     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7991
7992     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7993     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7994     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7995     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7996
7997     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7998     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7999     [ignoredCell_ setAccessoryView:ignoredSwitch_];
8000     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8001 }
8002
8003 - (void) viewDidLoad {
8004     [super viewDidLoad];
8005
8006     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
8007 }
8008
8009 - (void) releaseSubviews {
8010     ignoredCell_ = nil;
8011     subscribedCell_ = nil;
8012     table_ = nil;
8013     ignoredSwitch_ = nil;
8014     subscribedSwitch_ = nil;
8015
8016     [super releaseSubviews];
8017 }
8018
8019 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8020     if ((self = [super init]) != nil) {
8021         database_ = database;
8022         name_ = package;
8023     } return self;
8024 }
8025
8026 - (void) reloadData {
8027     [super reloadData];
8028
8029     package_ = [database_ packageWithName:name_];
8030
8031     if (package_ != nil) {
8032         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8033         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8034     } // XXX: what now, G?
8035
8036     [table_ reloadData];
8037 }
8038
8039 @end
8040 /* }}} */
8041
8042 /* Installed Controller {{{ */
8043 @interface InstalledController : FilteredPackageListController {
8044     bool sectioned_;
8045 }
8046
8047 - (id) initWithDatabase:(Database *)database;
8048 - (void) queueStatusDidChange;
8049
8050 @end
8051
8052 @implementation InstalledController
8053
8054 - (NSURL *) referrerURL {
8055     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
8056 }
8057
8058 - (NSURL *) navigationURL {
8059     return [NSURL URLWithString:@"cydia://installed"];
8060 }
8061
8062 - (void) useRecent {
8063     sectioned_ = false;
8064
8065 @synchronized (self) {
8066     [self setFilter:[](Package *package) {
8067         return ![package uninstalled] && package->role_ < 7;
8068     }];
8069
8070     [self setSorter:[](NSMutableArray *packages) {
8071         [packages radixSortUsingSelector:@selector(recent)];
8072     }];
8073 } }
8074
8075 - (void) useFilter:(UISegmentedControl *)segmented {
8076     NSInteger selected([segmented selectedSegmentIndex]);
8077     if (selected == 2)
8078         return [self useRecent];
8079     bool simple(selected == 0);
8080     sectioned_ = true;
8081
8082 @synchronized (self) {
8083     [self setFilter:[=](Package *package) {
8084         return ![package uninstalled] && package->role_ <= (simple ? 1 : 3);
8085     }];
8086
8087     [self setSorter:nullptr];
8088 } }
8089
8090 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
8091     if (sectioned_)
8092         return [super sectionsForPackages:packages];
8093
8094     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterLongStyle, kCFDateFormatterNoStyle));
8095
8096     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
8097     Section *section(nil);
8098     time_t last(0);
8099
8100     for (size_t offset(0), count([packages count]); offset != count; ++offset) {
8101         Package *package([packages objectAtIndex:offset]);
8102
8103         time_t upgraded([package upgraded]);
8104         if (upgraded < 1168364520)
8105             upgraded = 0;
8106         else
8107             upgraded -= upgraded % (60 * 60 * 24);
8108
8109         if (section == nil || upgraded != last) {
8110             last = upgraded;
8111
8112             NSString *name;
8113             if (upgraded == 0)
8114                 continue; // XXX: name = UCLocalize("...");
8115             else {
8116                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:upgraded]);
8117                 [name autorelease];
8118             }
8119
8120             section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
8121             [sections addObject:section];
8122         }
8123
8124         [section addToCount];
8125     }
8126
8127     CFRelease(formatter);
8128     return sections;
8129 }
8130
8131 - (id) initWithDatabase:(Database *)database {
8132     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED")]) != nil) {
8133         UISegmentedControl *segmented([[[UISegmentedControl alloc] initWithItems:[NSArray arrayWithObjects:UCLocalize("USER"), UCLocalize("EXPERT"), UCLocalize("RECENT"), nil]] autorelease]);
8134         [segmented setSelectedSegmentIndex:0];
8135         [segmented setSegmentedControlStyle:UISegmentedControlStyleBar];
8136         [[self navigationItem] setTitleView:segmented];
8137
8138         [segmented addTarget:self action:@selector(modeChanged:) forEvents:UIControlEventValueChanged];
8139         [self useFilter:segmented];
8140
8141         [self queueStatusDidChange];
8142     } return self;
8143 }
8144
8145 #if !AlwaysReload
8146 - (void) queueButtonClicked {
8147     [delegate_ queue];
8148 }
8149 #endif
8150
8151 - (void) queueStatusDidChange {
8152 #if !AlwaysReload
8153     if (Queuing_) {
8154         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8155             initWithTitle:UCLocalize("QUEUE")
8156             style:UIBarButtonItemStyleDone
8157             target:self
8158             action:@selector(queueButtonClicked)
8159         ] autorelease]];
8160     } else {
8161         [[self navigationItem] setRightBarButtonItem:nil];
8162     }
8163 #endif
8164 }
8165
8166 - (void) modeChanged:(UISegmentedControl *)segmented {
8167     [self useFilter:segmented];
8168     [self reloadData];
8169 }
8170
8171 @end
8172 /* }}} */
8173
8174 /* Source Cell {{{ */
8175 @interface SourceCell : CyteTableViewCell <
8176     CyteTableViewCellDelegate,
8177     SourceDelegate
8178 > {
8179     _H<Source, 1> source_;
8180     _H<NSURL> url_;
8181     _H<UIImage> icon_;
8182     _H<NSString> origin_;
8183     _H<NSString> label_;
8184     _H<UIActivityIndicatorView> indicator_;
8185 }
8186
8187 - (void) setSource:(Source *)source;
8188 - (void) setFetch:(NSNumber *)fetch;
8189
8190 @end
8191
8192 @implementation SourceCell
8193
8194 - (void) _setImage:(NSArray *)data {
8195     if ([url_ isEqual:[data objectAtIndex:0]]) {
8196         icon_ = [data objectAtIndex:1];
8197         [content_ setNeedsDisplay];
8198     }
8199 }
8200
8201 - (void) _setSource:(NSURL *) url {
8202     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8203
8204     if (NSData *data = [NSURLConnection
8205         sendSynchronousRequest:[NSURLRequest
8206             requestWithURL:url
8207             cachePolicy:NSURLRequestUseProtocolCachePolicy
8208             timeoutInterval:10
8209         ]
8210
8211         returningResponse:NULL
8212         error:NULL
8213     ])
8214         if (UIImage *image = [UIImage imageWithData:data])
8215             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8216
8217     [pool release];
8218 }
8219
8220 - (void) setSource:(Source *)source {
8221     source_ = source;
8222     [source_ setDelegate:self];
8223
8224     [self setFetch:[NSNumber numberWithBool:[source_ fetch]]];
8225
8226     icon_ = [UIImage imageNamed:@"unknown.png"];
8227
8228     origin_ = [source name];
8229     label_ = [source rooturi];
8230
8231     [content_ setNeedsDisplay];
8232
8233     url_ = [source iconURL];
8234     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8235 }
8236
8237 - (void) setAllSource {
8238     source_ = nil;
8239     [indicator_ stopAnimating];
8240
8241     icon_ = [UIImage imageNamed:@"folder.png"];
8242     origin_ = UCLocalize("ALL_SOURCES");
8243     label_ = UCLocalize("ALL_SOURCES_EX");
8244     [content_ setNeedsDisplay];
8245 }
8246
8247 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8248     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8249         UIView *content([self contentView]);
8250         CGRect bounds([content bounds]);
8251
8252         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8253         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8254         [content_ setBackgroundColor:[UIColor whiteColor]];
8255         [content addSubview:content_];
8256
8257         [content_ setDelegate:self];
8258         [content_ setOpaque:YES];
8259
8260         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGraySmall] autorelease];
8261         [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleTopMargin];// | UIViewAutoresizingFlexibleBottomMargin];
8262         [content addSubview:indicator_];
8263
8264         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8265     } return self;
8266 }
8267
8268 - (void) layoutSubviews {
8269     [super layoutSubviews];
8270
8271     UIView *content([self contentView]);
8272     CGRect bounds([content bounds]);
8273
8274     CGRect frame([indicator_ frame]);
8275     frame.origin.x = bounds.size.width - frame.size.width;
8276     frame.origin.y = Retina((bounds.size.height - frame.size.height) / 2);
8277
8278     if (kCFCoreFoundationVersionNumber < 800)
8279         frame.origin.x -= 8;
8280     [indicator_ setFrame:frame];
8281 }
8282
8283 - (NSString *) accessibilityLabel {
8284     return origin_;
8285 }
8286
8287 - (void) drawContentRect:(CGRect)rect {
8288     bool highlighted(highlighted_);
8289     float width(rect.size.width);
8290
8291     if (icon_ != nil) {
8292         CGRect rect;
8293         rect.size = [(UIImage *) icon_ size];
8294
8295         while (rect.size.width > 32 || rect.size.height > 32) {
8296             rect.size.width /= 2;
8297             rect.size.height /= 2;
8298         }
8299
8300         rect.origin.x = 26 - rect.size.width / 2;
8301         rect.origin.y = 26 - rect.size.height / 2;
8302
8303         [icon_ drawInRect:Retina(rect)];
8304     }
8305
8306     if (highlighted && kCFCoreFoundationVersionNumber < 800)
8307         UISetColor(White_);
8308
8309     if (!highlighted)
8310         UISetColor(Black_);
8311     [origin_ drawAtPoint:CGPointMake(52, 8) forWidth:(width - 49) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
8312
8313     if (!highlighted)
8314         UISetColor(Gray_);
8315     [label_ drawAtPoint:CGPointMake(52, 29) forWidth:(width - 49) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
8316 }
8317
8318 - (void) setFetch:(NSNumber *)fetch {
8319     if ([fetch boolValue])
8320         [indicator_ startAnimating];
8321     else
8322         [indicator_ stopAnimating];
8323 }
8324
8325 @end
8326 /* }}} */
8327 /* Sources Controller {{{ */
8328 @interface SourcesController : CyteViewController <
8329     UITableViewDataSource,
8330     UITableViewDelegate
8331 > {
8332     _transient Database *database_;
8333     unsigned era_;
8334
8335     _H<UITableView, 2> list_;
8336     _H<NSMutableArray> sources_;
8337     int offset_;
8338
8339     _H<NSString> href_;
8340     _H<UIProgressHUD> hud_;
8341     _H<NSError> error_;
8342
8343     NSURLConnection *trivial_bz2_;
8344     NSURLConnection *trivial_gz_;
8345
8346     BOOL cydia_;
8347 }
8348
8349 - (id) initWithDatabase:(Database *)database;
8350 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8351
8352 @end
8353
8354 @implementation SourcesController
8355
8356 - (void) _releaseConnection:(NSURLConnection *)connection {
8357     if (connection != nil) {
8358         [connection cancel];
8359         //[connection setDelegate:nil];
8360         [connection release];
8361     }
8362 }
8363
8364 - (void) dealloc {
8365     [self _releaseConnection:trivial_gz_];
8366     [self _releaseConnection:trivial_bz2_];
8367
8368     [super dealloc];
8369 }
8370
8371 - (NSURL *) navigationURL {
8372     return [NSURL URLWithString:@"cydia://sources"];
8373 }
8374
8375 - (void) viewDidAppear:(BOOL)animated {
8376     [super viewDidAppear:animated];
8377     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8378 }
8379
8380 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8381     return 2;
8382 }
8383
8384 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8385     if (section == 1)
8386         return UCLocalize("INDIVIDUAL_SOURCES");
8387     return nil;
8388 }
8389
8390 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8391     switch (section) {
8392         case 0: return 1;
8393         case 1: return [sources_ count];
8394         default: return 0;
8395     }
8396 }
8397
8398 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8399 @synchronized (database_) {
8400     if ([database_ era] != era_)
8401         return nil;
8402     if ([indexPath section] != 1)
8403         return nil;
8404     NSUInteger index([indexPath row]);
8405     if (index >= [sources_ count])
8406         return nil;
8407     return [sources_ objectAtIndex:index];
8408 } }
8409
8410 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8411     static NSString *cellIdentifier = @"SourceCell";
8412
8413     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8414     if (cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8415     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8416
8417     Source *source([self sourceAtIndexPath:indexPath]);
8418     if (source == nil)
8419         [cell setAllSource];
8420     else
8421         [cell setSource:source];
8422
8423     return cell;
8424 }
8425
8426 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8427     SectionsController *controller([[[SectionsController alloc]
8428         initWithDatabase:database_
8429         source:[self sourceAtIndexPath:indexPath]
8430     ] autorelease]);
8431
8432     [controller setDelegate:delegate_];
8433     [[self navigationController] pushViewController:controller animated:YES];
8434 }
8435
8436 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8437     if ([indexPath section] != 1)
8438         return false;
8439     Source *source = [self sourceAtIndexPath:indexPath];
8440     return [source record] != nil;
8441 }
8442
8443 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8444     _assert([indexPath section] == 1);
8445     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8446         Source *source = [self sourceAtIndexPath:indexPath];
8447         if (source == nil) return;
8448
8449         [Sources_ removeObjectForKey:[source key]];
8450         Changed_ = true;
8451
8452         [delegate_ _saveConfig];
8453         [delegate_ reloadDataWithInvocation:nil];
8454     }
8455 }
8456
8457 - (void) tableView:(UITableView *)tableView didEndEditingRowAtIndexPath:(NSIndexPath *)indexPath {
8458     [self updateButtonsForEditingStatusAnimated:YES];
8459 }
8460
8461 - (void) complete {
8462     [delegate_ addTrivialSource:href_];
8463     href_ = nil;
8464
8465     [delegate_ syncData];
8466 }
8467
8468 - (NSString *) getWarning {
8469     NSString *href(href_);
8470     NSRange colon([href rangeOfString:@"://"]);
8471     if (colon.location != NSNotFound)
8472         href = [href substringFromIndex:(colon.location + 3)];
8473     href = [href stringByAddingPercentEscapes];
8474     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8475
8476     NSURL *url([NSURL URLWithString:href]);
8477
8478     NSStringEncoding encoding;
8479     NSError *error(nil);
8480
8481     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8482         return [warning length] == 0 ? nil : warning;
8483     return nil;
8484 }
8485
8486 - (void) _endConnection:(NSURLConnection *)connection {
8487     // XXX: the memory management in this method is horribly awkward
8488
8489     NSURLConnection **field = NULL;
8490     if (connection == trivial_bz2_)
8491         field = &trivial_bz2_;
8492     else if (connection == trivial_gz_)
8493         field = &trivial_gz_;
8494     _assert(field != NULL);
8495     [connection release];
8496     *field = nil;
8497
8498     if (
8499         trivial_bz2_ == nil &&
8500         trivial_gz_ == nil
8501     ) {
8502         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8503
8504         [delegate_ releaseNetworkActivityIndicator];
8505
8506         [delegate_ removeProgressHUD:hud_];
8507         hud_ = nil;
8508
8509         if (cydia_) {
8510             if (warning != nil) {
8511                 UIAlertView *alert = [[[UIAlertView alloc]
8512                     initWithTitle:UCLocalize("SOURCE_WARNING")
8513                     message:warning
8514                     delegate:self
8515                     cancelButtonTitle:UCLocalize("CANCEL")
8516                     otherButtonTitles:
8517                         UCLocalize("ADD_ANYWAY"),
8518                     nil
8519                 ] autorelease];
8520
8521                 [alert setContext:@"warning"];
8522                 [alert setNumberOfRows:1];
8523                 [alert show];
8524
8525                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8526                 error_ = nil;
8527                 return;
8528             }
8529
8530             [self complete];
8531         } else if (error_ != nil) {
8532             UIAlertView *alert = [[[UIAlertView alloc]
8533                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8534                 message:[error_ localizedDescription]
8535                 delegate:self
8536                 cancelButtonTitle:UCLocalize("OK")
8537                 otherButtonTitles:nil
8538             ] autorelease];
8539
8540             [alert setContext:@"urlerror"];
8541             [alert show];
8542
8543             href_ = nil;
8544         } else {
8545             UIAlertView *alert = [[[UIAlertView alloc]
8546                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8547                 message:UCLocalize("NOT_REPOSITORY_EX")
8548                 delegate:self
8549                 cancelButtonTitle:UCLocalize("OK")
8550                 otherButtonTitles:nil
8551             ] autorelease];
8552
8553             [alert setContext:@"trivial"];
8554             [alert show];
8555
8556             href_ = nil;
8557         }
8558
8559         error_ = nil;
8560     }
8561 }
8562
8563 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8564     switch ([response statusCode]) {
8565         case 200:
8566             cydia_ = YES;
8567     }
8568 }
8569
8570 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8571     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8572     error_ = error;
8573     [self _endConnection:connection];
8574 }
8575
8576 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8577     [self _endConnection:connection];
8578 }
8579
8580 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8581     NSURL *url([NSURL URLWithString:href]);
8582
8583     NSMutableURLRequest *request = [NSMutableURLRequest
8584         requestWithURL:url
8585         cachePolicy:NSURLRequestUseProtocolCachePolicy
8586         timeoutInterval:10
8587     ];
8588
8589     [request setHTTPMethod:method];
8590
8591     if (Machine_ != NULL)
8592         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8593
8594     if (UniqueID_ != nil)
8595         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8596
8597     if ([url isCydiaSecure]) {
8598         if (UniqueID_ != nil)
8599             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8600     }
8601
8602     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8603 }
8604
8605 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8606     NSString *context([alert context]);
8607
8608     if ([context isEqualToString:@"source"]) {
8609         switch (button) {
8610             case 1: {
8611                 NSString *href = [[alert textField] text];
8612
8613                 static Pcre href_r("^http(s?)://[^# ]*$");
8614                 if (!href_r(href)) {
8615                     UIAlertView *alert = [[[UIAlertView alloc]
8616                         initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("INVALID_URL")]
8617                         message:UCLocalize("INVALID_URL_EX")
8618                         delegate:self
8619                         cancelButtonTitle:UCLocalize("OK")
8620                         otherButtonTitles:nil
8621                     ] autorelease];
8622
8623                     [alert setContext:@"badurl"];
8624                     [alert show];
8625
8626                     break;
8627                 }
8628
8629                 if (![href hasSuffix:@"/"])
8630                     href_ = [href stringByAppendingString:@"/"];
8631                 else
8632                     href_ = href;
8633
8634                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8635                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8636
8637                 cydia_ = false;
8638
8639                 // XXX: this is stupid
8640                 hud_ = [delegate_ addProgressHUD];
8641                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8642                 [delegate_ retainNetworkActivityIndicator];
8643             } break;
8644
8645             case 0:
8646             break;
8647
8648             _nodefault
8649         }
8650
8651         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8652     } else if ([context isEqualToString:@"trivial"])
8653         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8654     else if ([context isEqualToString:@"urlerror"])
8655         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8656     else if ([context isEqualToString:@"warning"]) {
8657         switch (button) {
8658             case 1:
8659                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8660             break;
8661
8662             case 0:
8663             break;
8664
8665             _nodefault
8666         }
8667
8668         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8669     }
8670 }
8671
8672 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8673     BOOL editing([list_ isEditing]);
8674
8675     if (editing)
8676         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8677             initWithTitle:UCLocalize("ADD")
8678             style:UIBarButtonItemStylePlain
8679             target:self
8680             action:@selector(addButtonClicked)
8681         ] autorelease] animated:animated];
8682     else if ([delegate_ updating])
8683         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8684             initWithTitle:UCLocalize("CANCEL")
8685             style:UIBarButtonItemStyleDone
8686             target:self
8687             action:@selector(cancelButtonClicked)
8688         ] autorelease] animated:animated];
8689     else
8690         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8691             initWithTitle:UCLocalize("REFRESH")
8692             style:UIBarButtonItemStylePlain
8693             target:self
8694             action:@selector(refreshButtonClicked)
8695         ] autorelease] animated:animated];
8696
8697     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8698         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8699         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8700         target:self
8701         action:@selector(editButtonClicked)
8702     ] autorelease] animated:animated];
8703 }
8704
8705 - (void) loadView {
8706     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8707     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8708     [list_ setRowHeight:53];
8709     [(UITableView *) list_ setDataSource:self];
8710     [list_ setDelegate:self];
8711     [self setView:list_];
8712 }
8713
8714 - (void) viewDidLoad {
8715     [super viewDidLoad];
8716
8717     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8718     [self updateButtonsForEditingStatusAnimated:NO];
8719 }
8720
8721 - (void) viewWillAppear:(BOOL)animated {
8722     [super viewWillAppear:animated];
8723
8724     [list_ setEditing:NO];
8725     [self updateButtonsForEditingStatusAnimated:NO];
8726 }
8727
8728 - (void) releaseSubviews {
8729     list_ = nil;
8730
8731     sources_ = nil;
8732
8733     [super releaseSubviews];
8734 }
8735
8736 - (id) initWithDatabase:(Database *)database {
8737     if ((self = [super init]) != nil) {
8738         database_ = database;
8739     } return self;
8740 }
8741
8742 - (void) reloadData {
8743     [super reloadData];
8744     [self updateButtonsForEditingStatusAnimated:YES];
8745
8746 @synchronized (database_) {
8747     era_ = [database_ era];
8748
8749     sources_ = [NSMutableArray arrayWithCapacity:16];
8750     [sources_ addObjectsFromArray:[database_ sources]];
8751     _trace();
8752     [sources_ sortUsingSelector:@selector(compareByName:)];
8753     _trace();
8754
8755     int count([sources_ count]);
8756     offset_ = 0;
8757     for (int i = 0; i != count; i++) {
8758         if ([[sources_ objectAtIndex:i] record] == nil)
8759             break;
8760         offset_++;
8761     }
8762
8763     [list_ reloadData];
8764 } }
8765
8766 - (void) showAddSourcePrompt {
8767     UIAlertView *alert = [[[UIAlertView alloc]
8768         initWithTitle:UCLocalize("ENTER_APT_URL")
8769         message:nil
8770         delegate:self
8771         cancelButtonTitle:UCLocalize("CANCEL")
8772         otherButtonTitles:
8773             UCLocalize("ADD_SOURCE"),
8774         nil
8775     ] autorelease];
8776
8777     [alert setContext:@"source"];
8778
8779     [alert setNumberOfRows:1];
8780     [alert addTextFieldWithValue:@"http://" label:@""];
8781
8782     UITextInputTraits *traits = [[alert textField] textInputTraits];
8783     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8784     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8785     [traits setKeyboardType:UIKeyboardTypeURL];
8786     // XXX: UIReturnKeyDone
8787     [traits setReturnKeyType:UIReturnKeyNext];
8788
8789     [alert show];
8790 }
8791
8792 - (void) addButtonClicked {
8793     [self showAddSourcePrompt];
8794 }
8795
8796 - (void) refreshButtonClicked {
8797     if ([delegate_ requestUpdate])
8798         [self updateButtonsForEditingStatusAnimated:YES];
8799 }
8800
8801 - (void) cancelButtonClicked {
8802     [delegate_ cancelUpdate];
8803 }
8804
8805 - (void) editButtonClicked {
8806     [list_ setEditing:![list_ isEditing] animated:YES];
8807     [self updateButtonsForEditingStatusAnimated:YES];
8808 }
8809
8810 @end
8811 /* }}} */
8812
8813 /* Stash Controller {{{ */
8814 @interface StashController : CyteViewController {
8815     _H<UIActivityIndicatorView> spinner_;
8816     _H<UILabel> status_;
8817     _H<UILabel> caption_;
8818 }
8819
8820 @end
8821
8822 @implementation StashController
8823
8824 - (void) loadView {
8825     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8826     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8827     [self setView:view];
8828
8829     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8830
8831     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8832     CGRect spinrect = [spinner_ frame];
8833     spinrect.origin.x = Retina([[self view] frame].size.width / 2 - spinrect.size.width / 2);
8834     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8835     [spinner_ setFrame:spinrect];
8836     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8837     [view addSubview:spinner_];
8838     [spinner_ startAnimating];
8839
8840     CGRect captrect;
8841     captrect.size.width = [[self view] frame].size.width;
8842     captrect.size.height = 40.0f;
8843     captrect.origin.x = 0;
8844     captrect.origin.y = Retina([[self view] frame].size.height / 2 - captrect.size.height * 2);
8845     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8846     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8847     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8848     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8849     [caption_ setTextColor:[UIColor whiteColor]];
8850     [caption_ setBackgroundColor:[UIColor clearColor]];
8851     [caption_ setShadowColor:[UIColor blackColor]];
8852     [caption_ setTextAlignment:NSTextAlignmentCenter];
8853     [view addSubview:caption_];
8854
8855     CGRect statusrect;
8856     statusrect.size.width = [[self view] frame].size.width;
8857     statusrect.size.height = 30.0f;
8858     statusrect.origin.x = 0;
8859     statusrect.origin.y = Retina([[self view] frame].size.height / 2 - statusrect.size.height);
8860     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8861     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8862     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8863     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8864     [status_ setTextColor:[UIColor whiteColor]];
8865     [status_ setBackgroundColor:[UIColor clearColor]];
8866     [status_ setShadowColor:[UIColor blackColor]];
8867     [status_ setTextAlignment:NSTextAlignmentCenter];
8868     [view addSubview:status_];
8869 }
8870
8871 - (void) releaseSubviews {
8872     spinner_ = nil;
8873     status_ = nil;
8874     caption_ = nil;
8875
8876     [super releaseSubviews];
8877 }
8878
8879 @end
8880 /* }}} */
8881
8882 @interface CYURLCache : SDURLCache {
8883 }
8884
8885 @end
8886
8887 @implementation CYURLCache
8888
8889 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8890 #if !ForRelease
8891     if (false);
8892     else if ([event isEqualToString:@"no-cache"])
8893         event = @"!!!";
8894     else if ([event isEqualToString:@"store"])
8895         event = @">>>";
8896     else if ([event isEqualToString:@"invalid"])
8897         event = @"???";
8898     else if ([event isEqualToString:@"memory"])
8899         event = @"mem";
8900     else if ([event isEqualToString:@"disk"])
8901         event = @"ssd";
8902     else if ([event isEqualToString:@"miss"])
8903         event = @"---";
8904
8905     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8906 #endif
8907 }
8908
8909 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8910     if (NSURLResponse *response = [cached response])
8911         if (NSString *mime = [response MIMEType])
8912             if ([mime isEqualToString:@"text/cache-manifest"]) {
8913                 NSURL *url([response URL]);
8914
8915 #if !ForRelease
8916                 NSLog(@"###: %@", [url absoluteString]);
8917 #endif
8918
8919                 @synchronized (HostConfig_) {
8920                     [CachedURLs_ addObject:url];
8921                 }
8922             }
8923
8924     [super storeCachedResponse:cached forRequest:request];
8925 }
8926
8927 - (void) createDiskCachePath {
8928     [super createDiskCachePath];
8929     _root(chown([[self diskCachePath] UTF8String], 501, 501));
8930 }
8931
8932 @end
8933
8934 @interface Cydia : UIApplication <
8935     ConfirmationControllerDelegate,
8936     DatabaseDelegate,
8937     CydiaDelegate
8938 > {
8939     _H<UIWindow> window_;
8940     _H<CydiaTabBarController> tabbar_;
8941     _H<CyteTabBarController> emulated_;
8942     _H<AppCacheController> appcache_;
8943
8944     _H<NSMutableArray> essential_;
8945     _H<NSMutableArray> broken_;
8946
8947     Database *database_;
8948
8949     _H<NSURL> starturl_;
8950
8951     unsigned locked_;
8952     unsigned activity_;
8953
8954     _H<StashController> stash_;
8955
8956     bool loaded_;
8957 }
8958
8959 - (void) loadData;
8960
8961 @end
8962
8963 @implementation Cydia
8964
8965 - (void) lockSuspend {
8966     if (locked_++ == 0) {
8967         if ($SBSSetInterceptsMenuButtonForever != NULL)
8968             (*$SBSSetInterceptsMenuButtonForever)(true);
8969
8970         [self setIdleTimerDisabled:YES];
8971     }
8972 }
8973
8974 - (void) unlockSuspend {
8975     if (--locked_ == 0) {
8976         [self setIdleTimerDisabled:NO];
8977
8978         if ($SBSSetInterceptsMenuButtonForever != NULL)
8979             (*$SBSSetInterceptsMenuButtonForever)(false);
8980     }
8981 }
8982
8983 - (void) beginUpdate {
8984     [tabbar_ beginUpdate];
8985 }
8986
8987 - (void) cancelUpdate {
8988     [tabbar_ cancelUpdate];
8989 }
8990
8991 - (bool) requestUpdate {
8992     if (IsReachable("cydia.saurik.com")) {
8993         [self beginUpdate];
8994         return true;
8995     } else {
8996         UIAlertView *alert = [[[UIAlertView alloc]
8997             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
8998             message:@"Host Unreachable" // XXX: Localize
8999             delegate:self
9000             cancelButtonTitle:UCLocalize("OK")
9001             otherButtonTitles:nil
9002         ] autorelease];
9003
9004         [alert setContext:@"norefresh"];
9005         [alert show];
9006
9007         return false;
9008     }
9009 }
9010
9011 - (BOOL) updating {
9012     return [tabbar_ updating];
9013 }
9014
9015 - (void) _loaded {
9016     if ([broken_ count] != 0) {
9017         int count = [broken_ count];
9018
9019         UIAlertView *alert = [[[UIAlertView alloc]
9020             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9021             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9022             delegate:self
9023             cancelButtonTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("FORCIBLY_CLEAR"), UCLocalize("UNSAFE")]
9024             otherButtonTitles:
9025                 UCLocalize("TEMPORARY_IGNORE"),
9026             nil
9027         ] autorelease];
9028
9029         [alert setContext:@"fixhalf"];
9030         [alert setNumberOfRows:2];
9031         [alert show];
9032     } else if (!Ignored_ && [essential_ count] != 0) {
9033         int count = [essential_ count];
9034
9035         UIAlertView *alert = [[[UIAlertView alloc]
9036             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9037             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9038             delegate:self
9039             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9040             otherButtonTitles:
9041                 UCLocalize("UPGRADE_ESSENTIAL"),
9042                 UCLocalize("COMPLETE_UPGRADE"),
9043             nil
9044         ] autorelease];
9045
9046         [alert setContext:@"upgrade"];
9047         [alert show];
9048     }
9049 }
9050
9051 - (void) returnToCydia {
9052     [self _loaded];
9053 }
9054
9055 - (void) _saveConfig {
9056     @synchronized (database_) {
9057         _trace();
9058         MetaFile_.Sync();
9059         _trace();
9060     }
9061
9062     if (Changed_) {
9063         NSString *error(nil);
9064
9065         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9066             _trace();
9067             NSError *error(nil);
9068             if (!_root([data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error]))
9069                 NSLog(@"failure to save metadata data: %@", error);
9070             _trace();
9071
9072             Changed_ = false;
9073         } else {
9074             NSLog(@"failure to serialize metadata: %@", error);
9075         }
9076     }
9077
9078     _root(CydiaWriteSources());
9079 }
9080
9081 // Navigation controller for the queuing badge.
9082 - (UINavigationController *) queueNavigationController {
9083     NSArray *controllers = [tabbar_ viewControllers];
9084     return [controllers objectAtIndex:3];
9085 }
9086
9087 - (void) unloadData {
9088     [tabbar_ unloadData];
9089 }
9090
9091 - (void) _updateData {
9092     [self _saveConfig];
9093     [self unloadData];
9094
9095     UINavigationController *navigation = [self queueNavigationController];
9096
9097     id queuedelegate = nil;
9098     if ([[navigation viewControllers] count] > 0)
9099         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9100
9101     [queuedelegate queueStatusDidChange];
9102     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9103 }
9104
9105 - (void) _refreshIfPossible:(NSDate *)update {
9106     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9107
9108     bool recently = false;
9109     if (update != nil) {
9110         NSTimeInterval interval([update timeIntervalSinceNow]);
9111         if (interval > -(15*60))
9112             recently = true;
9113     }
9114
9115     // Don't automatic refresh if:
9116     //  - We already refreshed recently.
9117     //  - We already auto-refreshed this launch.
9118     //  - Auto-refresh is disabled.
9119     //  - Cydia's server is not reachable
9120     if (recently || loaded_ || ManualRefresh || !IsReachable("cydia.saurik.com")) {
9121         // If we are cancelling, we need to make sure it knows it's already loaded.
9122         loaded_ = true;
9123
9124         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9125     } else {
9126         // We are going to load, so remember that.
9127         loaded_ = true;
9128
9129         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9130     }
9131
9132     [pool release];
9133 }
9134
9135 - (void) refreshIfPossible {
9136     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9137 }
9138
9139 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9140 _profile(reloadDataWithInvocation)
9141 @synchronized (self) {
9142     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9143     if (hud != nil)
9144         [hud setText:UCLocalize("RELOADING_DATA")];
9145
9146     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9147
9148     size_t changes(0);
9149
9150     [essential_ removeAllObjects];
9151     [broken_ removeAllObjects];
9152
9153     _profile(reloadDataWithInvocation$Essential)
9154     NSArray *packages([database_ packages]);
9155     for (Package *package in packages) {
9156         if ([package half])
9157             [broken_ addObject:package];
9158         if ([package upgradableAndEssential:YES] && ![package ignored]) {
9159             if ([package essential] && [package installed] != nil)
9160                 [essential_ addObject:package];
9161             ++changes;
9162         }
9163     }
9164     _end
9165
9166     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9167     if (changes != 0) {
9168         _trace();
9169         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9170         [changesItem setBadgeValue:badge];
9171         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9172         [self setApplicationIconBadgeNumber:changes];
9173     } else {
9174         _trace();
9175         [changesItem setBadgeValue:nil];
9176         [changesItem setAnimatedBadge:NO];
9177         [self setApplicationIconBadgeNumber:0];
9178     }
9179
9180     Queuing_ = false;
9181     [self _updateData];
9182
9183     if (hud != nil)
9184         [self removeProgressHUD:hud];
9185 }
9186 _end
9187
9188     PrintTimes();
9189 }
9190
9191 - (void) updateData {
9192     [self _updateData];
9193 }
9194
9195 - (void) updateDataAndLoad {
9196     [self _updateData];
9197     if ([database_ progressDelegate] == nil)
9198         [self _loaded];
9199 }
9200
9201 - (void) update_ {
9202     [database_ update];
9203     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9204 }
9205
9206 - (void) disemulate {
9207     if (emulated_ == nil)
9208         return;
9209
9210     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9211         [window_ setRootViewController:tabbar_];
9212     else {
9213         [window_ addSubview:[tabbar_ view]];
9214         [[emulated_ view] removeFromSuperview];
9215     }
9216
9217     emulated_ = nil;
9218     [window_ setUserInteractionEnabled:YES];
9219 }
9220
9221 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9222     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9223     if (IsWildcat_)
9224         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9225
9226     UIViewController *parent;
9227     if (emulated_ == nil)
9228         parent = tabbar_;
9229     else if (!force)
9230         parent = emulated_;
9231     else {
9232         [self disemulate];
9233         parent = tabbar_;
9234     }
9235
9236     [parent presentModalViewController:navigation animated:YES];
9237 }
9238
9239 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9240     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9241
9242     if (navigation != nil)
9243         [navigation pushViewController:progress animated:YES];
9244     else
9245         [self presentModalViewController:progress force:YES];
9246
9247     [progress invoke:invocation withTitle:title];
9248     return progress;
9249 }
9250
9251 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9252     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9253 }
9254
9255 - (void) repairWithInvocation:(NSInvocation *)invocation {
9256     _trace();
9257     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9258     _trace();
9259 }
9260
9261 - (void) repairWithSelector:(SEL)selector {
9262     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9263 }
9264
9265 - (void) reloadData {
9266     [self reloadDataWithInvocation:nil];
9267     if ([database_ progressDelegate] == nil)
9268         [self _loaded];
9269 }
9270
9271 - (void) syncData {
9272     [self _saveConfig];
9273     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9274 }
9275
9276 - (void) addSource:(NSDictionary *) source {
9277     CydiaAddSource(source);
9278 }
9279
9280 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9281     CydiaAddSource(href, distribution, sections);
9282 }
9283
9284 - (void) addTrivialSource:(NSString *)href {
9285     CydiaAddSource(href, @"./");
9286 }
9287
9288 - (void) updateValues {
9289     Changed_ = true;
9290 }
9291
9292 - (void) resolve {
9293     pkgProblemResolver *resolver = [database_ resolver];
9294
9295     resolver->InstallProtect();
9296     if (!resolver->Resolve(true))
9297         _error->Discard();
9298 }
9299
9300 - (bool) perform {
9301     // XXX: this is a really crappy way of doing this.
9302     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9303     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9304     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9305     if ([tabbar_ updating])
9306         [tabbar_ cancelUpdate];
9307
9308     if (![database_ prepare])
9309         return false;
9310
9311     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9312     [page setDelegate:self];
9313     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9314
9315     if (IsWildcat_)
9316         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9317     [tabbar_ presentModalViewController:confirm_ animated:YES];
9318
9319     return true;
9320 }
9321
9322 - (void) queue {
9323     @synchronized (self) {
9324         [self perform];
9325     }
9326 }
9327
9328 - (void) clearPackage:(Package *)package {
9329     @synchronized (self) {
9330         [package clear];
9331         [self resolve];
9332         [self perform];
9333     }
9334 }
9335
9336 - (void) installPackages:(NSArray *)packages {
9337     @synchronized (self) {
9338         for (Package *package in packages)
9339             [package install];
9340         [self resolve];
9341         [self perform];
9342     }
9343 }
9344
9345 - (void) installPackage:(Package *)package {
9346     @synchronized (self) {
9347         [package install];
9348         [self resolve];
9349         [self perform];
9350     }
9351 }
9352
9353 - (void) removePackage:(Package *)package {
9354     @synchronized (self) {
9355         [package remove];
9356         [self resolve];
9357         [self perform];
9358     }
9359 }
9360
9361 - (void) distUpgrade {
9362     @synchronized (self) {
9363         if (![database_ upgrade])
9364             return;
9365         [self perform];
9366     }
9367 }
9368
9369 - (void) _uicache {
9370     _trace();
9371
9372     if (UpgradeCydia_ && Finish_ > 0) {
9373         setreugid(0, 0);
9374         system("su -c /usr/bin/uicache mobile");
9375     } else {
9376         system("/usr/bin/uicache");
9377     }
9378
9379     _trace();
9380 }
9381
9382 - (void) uicache {
9383     UIProgressHUD *hud([self addProgressHUD]);
9384     [hud setText:UCLocalize("LOADING")];
9385     [self yieldToSelector:@selector(_uicache)];
9386     [self removeProgressHUD:hud];
9387 }
9388
9389 - (void) perform_ {
9390     [database_ perform];
9391     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9392     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9393 }
9394
9395 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9396     Queuing_ = false;
9397     [self lockSuspend];
9398     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9399     [self unlockSuspend];
9400 }
9401
9402 - (void) retainNetworkActivityIndicator {
9403     if (activity_++ == 0)
9404         [self setNetworkActivityIndicatorVisible:YES];
9405
9406 #if TraceLogging
9407     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9408 #endif
9409 }
9410
9411 - (void) releaseNetworkActivityIndicator {
9412     if (--activity_ == 0)
9413         [self setNetworkActivityIndicatorVisible:NO];
9414
9415 #if TraceLogging
9416     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9417 #endif
9418
9419 }
9420
9421 - (void) cancelAndClear:(bool)clear {
9422     @synchronized (self) {
9423         if (clear) {
9424             [database_ clear];
9425             Queuing_ = false;
9426         } else {
9427             Queuing_ = true;
9428         }
9429
9430         [self _updateData];
9431     }
9432 }
9433
9434 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9435     NSString *context([alert context]);
9436
9437     if ([context isEqualToString:@"conffile"]) {
9438         FILE *input = [database_ input];
9439         if (button == [alert cancelButtonIndex])
9440             fprintf(input, "N\n");
9441         else if (button == [alert firstOtherButtonIndex])
9442             fprintf(input, "Y\n");
9443         fflush(input);
9444
9445         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9446     } else if ([context isEqualToString:@"fixhalf"]) {
9447         if (button == [alert cancelButtonIndex]) {
9448             @synchronized (self) {
9449                 for (Package *broken in (id) broken_) {
9450                     [broken remove];
9451                     NSString *id = [broken id];
9452
9453                     _root({
9454                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9455                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9456                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9457                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9458                     });
9459                 }
9460
9461                 [self resolve];
9462                 [self perform];
9463             }
9464         } else if (button == [alert firstOtherButtonIndex]) {
9465             [broken_ removeAllObjects];
9466             [self _loaded];
9467         }
9468
9469         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9470     } else if ([context isEqualToString:@"upgrade"]) {
9471         if (button == [alert firstOtherButtonIndex]) {
9472             @synchronized (self) {
9473                 for (Package *essential in (id) essential_)
9474                     [essential install];
9475
9476                 [self resolve];
9477                 [self perform];
9478             }
9479         } else if (button == [alert firstOtherButtonIndex] + 1) {
9480             [self distUpgrade];
9481         } else if (button == [alert cancelButtonIndex]) {
9482             Ignored_ = YES;
9483         }
9484
9485         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9486     }
9487 }
9488
9489 - (void) system:(NSString *)command {
9490     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9491
9492     _trace();
9493     _root(system([command UTF8String]));
9494     _trace();
9495
9496     [pool release];
9497 }
9498
9499 - (void) applicationWillSuspend {
9500     [database_ clean];
9501     [super applicationWillSuspend];
9502 }
9503
9504 - (BOOL) isSafeToSuspend {
9505     if (locked_ != 0) {
9506 #if !ForRelease
9507         NSLog(@"isSafeToSuspend: locked_ != 0");
9508 #endif
9509         return false;
9510     }
9511
9512     if ([tabbar_ modalViewController] != nil)
9513         return false;
9514
9515     // Use external process status API internally.
9516     // This is probably a really bad idea.
9517     // XXX: what is the point of this? does this solve anything at all?
9518     uint64_t status = 0;
9519     int notify_token;
9520     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9521         notify_get_state(notify_token, &status);
9522         notify_cancel(notify_token);
9523     }
9524
9525     if (status != 0) {
9526 #if !ForRelease
9527         NSLog(@"isSafeToSuspend: status != 0");
9528 #endif
9529         return false;
9530     }
9531
9532 #if !ForRelease
9533     NSLog(@"isSafeToSuspend: -> true");
9534 #endif
9535     return true;
9536 }
9537
9538 - (void) suspendReturningToLastApp:(BOOL)returning {
9539     if ([self isSafeToSuspend])
9540         [super suspendReturningToLastApp:returning];
9541 }
9542
9543 - (void) suspend {
9544     if ([self isSafeToSuspend])
9545         [super suspend];
9546 }
9547
9548 - (void) applicationSuspend {
9549     if ([self isSafeToSuspend])
9550         [super applicationSuspend];
9551 }
9552
9553 - (void) applicationSuspend:(__GSEvent *)event {
9554     if ([self isSafeToSuspend])
9555         [super applicationSuspend:event];
9556 }
9557
9558 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9559     if ([self isSafeToSuspend])
9560         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9561 }
9562
9563 - (void) _setSuspended:(BOOL)value {
9564     if ([self isSafeToSuspend])
9565         [super _setSuspended:value];
9566 }
9567
9568 - (UIProgressHUD *) addProgressHUD {
9569     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9570     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9571
9572     [window_ setUserInteractionEnabled:NO];
9573
9574     UIViewController *target(tabbar_);
9575     if (UIViewController *modal = [target modalViewController])
9576         target = modal;
9577
9578     [hud showInView:[target view]];
9579
9580     [self lockSuspend];
9581     return hud;
9582 }
9583
9584 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9585     [self unlockSuspend];
9586     [hud hide];
9587     [hud removeFromSuperview];
9588     [window_ setUserInteractionEnabled:YES];
9589 }
9590
9591 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9592     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9593 }
9594
9595 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9596     NSString *scheme([[url scheme] lowercaseString]);
9597     if ([[url absoluteString] length] <= [scheme length] + 3)
9598         return nil;
9599     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9600     NSArray *components([path componentsSeparatedByString:@"/"]);
9601
9602     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9603         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9604         if (controller != nil)
9605             [controller setDelegate:self];
9606         return controller;
9607     }
9608
9609     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9610         return nil;
9611
9612     NSString *base([components objectAtIndex:0]);
9613
9614     CyteViewController *controller = nil;
9615
9616     if ([base isEqualToString:@"url"]) {
9617         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9618         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9619         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9620     } else if (!external && [components count] == 1) {
9621         if ([base isEqualToString:@"sources"]) {
9622             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9623         }
9624
9625         if ([base isEqualToString:@"home"]) {
9626             controller = [[[HomeController alloc] init] autorelease];
9627         }
9628
9629         if ([base isEqualToString:@"sections"]) {
9630             controller = [[[SectionsController alloc] initWithDatabase:database_ source:nil] autorelease];
9631         }
9632
9633         if ([base isEqualToString:@"search"]) {
9634             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9635         }
9636
9637         if ([base isEqualToString:@"changes"]) {
9638             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9639         }
9640
9641         if ([base isEqualToString:@"installed"]) {
9642             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9643         }
9644     } else if ([components count] == 2) {
9645         NSString *argument = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9646
9647         if ([base isEqualToString:@"package"]) {
9648             controller = [self pageForPackage:argument withReferrer:referrer];
9649         }
9650
9651         if (!external && [base isEqualToString:@"search"]) {
9652             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9653         }
9654
9655         if (!external && [base isEqualToString:@"sections"]) {
9656             if ([argument isEqualToString:@"all"] || [argument isEqualToString:@"*"])
9657                 argument = nil;
9658             controller = [[[SectionController alloc] initWithDatabase:database_ source:nil section:argument] autorelease];
9659         }
9660
9661         if (!external && [base isEqualToString:@"sources"]) {
9662             if ([argument isEqualToString:@"add"]) {
9663                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9664                 [(SourcesController *)controller showAddSourcePrompt];
9665             } else {
9666                 Source *source([database_ sourceWithKey:argument]);
9667                 controller = [[[SectionsController alloc] initWithDatabase:database_ source:source] autorelease];
9668             }
9669         }
9670
9671         if (!external && [base isEqualToString:@"launch"]) {
9672             [self launchApplicationWithIdentifier:argument suspended:NO];
9673             return nil;
9674         }
9675     } else if (!external && [components count] == 3) {
9676         NSString *arg1 = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9677         NSString *arg2 = [[components objectAtIndex:2] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9678
9679         if ([base isEqualToString:@"package"]) {
9680             if ([arg2 isEqualToString:@"settings"]) {
9681                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9682             } else if ([arg2 isEqualToString:@"files"]) {
9683                 if (Package *package = [database_ packageWithName:arg1]) {
9684                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9685                     [(FileTable *)controller setPackage:package];
9686                 }
9687             }
9688         }
9689
9690         if ([base isEqualToString:@"sections"]) {
9691             Source *source([arg1 isEqualToString:@"*"] ? nil : [database_ sourceWithKey:arg1]);
9692             NSString *section([arg2 isEqualToString:@"*"] ? nil : arg2);
9693             controller = [[[SectionController alloc] initWithDatabase:database_ source:source section:section] autorelease];
9694         }
9695     }
9696
9697     [controller setDelegate:self];
9698     return controller;
9699 }
9700
9701 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9702     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
9703
9704     if (page != nil)
9705         [tabbar_ setUnselectedViewController:page];
9706
9707     return page != nil;
9708 }
9709
9710 - (void) applicationOpenURL:(NSURL *)url {
9711     [super applicationOpenURL:url];
9712
9713     if (!loaded_)
9714         starturl_ = url;
9715     else
9716         [self openCydiaURL:url forExternal:YES];
9717 }
9718
9719 - (void) applicationWillResignActive:(UIApplication *)application {
9720     // Stop refreshing if you get a phone call or lock the device.
9721     if ([tabbar_ updating])
9722         [tabbar_ cancelUpdate];
9723
9724     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9725         [super applicationWillResignActive:application];
9726 }
9727
9728 - (void) saveState {
9729     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9730     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9731     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9732     Changed_ = true;
9733
9734     [self _saveConfig];
9735 }
9736
9737 - (void) applicationWillTerminate:(UIApplication *)application {
9738     [self saveState];
9739 }
9740
9741 - (void) applicationDidEnterBackground:(UIApplication *)application {
9742     if (kCFCoreFoundationVersionNumber < 1000 && [self isSafeToSuspend])
9743         return [self terminateWithSuccess];
9744     [self saveState];
9745 }
9746
9747 - (void) applicationWillEnterForeground:(UIApplication *)application {
9748     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9749     if (closed == nil)
9750         return;
9751
9752     NSTimeInterval interval([closed timeIntervalSinceNow]);
9753
9754     if (interval <= -(30)) {
9755         [tabbar_ setSelectedIndex:0];
9756         [[[tabbar_ viewControllers] objectAtIndex:0] popToRootViewControllerAnimated:NO];
9757     }
9758
9759     if (interval <= -(15)) {
9760         if (IsReachable("cydia.saurik.com")) {
9761             [tabbar_ beginUpdate];
9762             [appcache_ reloadURLWithCache:YES];
9763         }
9764     }
9765 }
9766
9767 - (void) setConfigurationData:(NSString *)data {
9768     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9769
9770     if (!conffile_r(data)) {
9771         lprintf("E:invalid conffile\n");
9772         return;
9773     }
9774
9775     NSString *ofile = conffile_r[1];
9776     //NSString *nfile = conffile_r[2];
9777
9778     UIAlertView *alert = [[[UIAlertView alloc]
9779         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9780         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9781         delegate:self
9782         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9783         otherButtonTitles:
9784             UCLocalize("ACCEPT_NEW_COPY"),
9785             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9786         nil
9787     ] autorelease];
9788
9789     [alert setContext:@"conffile"];
9790     [alert setNumberOfRows:2];
9791     [alert show];
9792 }
9793
9794 - (void) addStashController {
9795     [self lockSuspend];
9796     stash_ = [[[StashController alloc] init] autorelease];
9797     [window_ addSubview:[stash_ view]];
9798 }
9799
9800 - (void) removeStashController {
9801     [[stash_ view] removeFromSuperview];
9802     stash_ = nil;
9803     [self unlockSuspend];
9804 }
9805
9806 - (void) stash {
9807     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9808     UpdateExternalStatus(1);
9809     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9810     UpdateExternalStatus(0);
9811
9812     [self removeStashController];
9813
9814     pid_t pid(ExecFork());
9815     if (pid == 0) {
9816         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9817         perror("launchctl stop");
9818
9819         exit(0);
9820     } ReapZombie(pid);
9821 }
9822
9823 - (void) setupViewControllers {
9824     tabbar_ = [[[CydiaTabBarController alloc] initWithDatabase:database_] autorelease];
9825
9826     NSMutableArray *items;
9827     if (kCFCoreFoundationVersionNumber < 800) {
9828         items = [NSMutableArray arrayWithObjects:
9829             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home.png"] tag:0] autorelease],
9830             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install.png"] tag:0] autorelease],
9831             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes.png"] tag:0] autorelease],
9832             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage.png"] tag:0] autorelease],
9833             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search.png"] tag:0] autorelease],
9834         nil];
9835     } else {
9836         items = [NSMutableArray arrayWithObjects:
9837             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home7.png"] selectedImage:[UIImage imageNamed:@"home7s.png"]] autorelease],
9838             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install7.png"] selectedImage:[UIImage imageNamed:@"install7s.png"]] autorelease],
9839             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes7.png"] selectedImage:[UIImage imageNamed:@"changes7s.png"]] autorelease],
9840             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage7.png"] selectedImage:[UIImage imageNamed:@"manage7s.png"]] autorelease],
9841             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search7.png"] selectedImage:[UIImage imageNamed:@"search7s.png"]] autorelease],
9842         nil];
9843     }
9844
9845     NSMutableArray *controllers([NSMutableArray array]);
9846     for (UITabBarItem *item in items) {
9847         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9848         [controller setTabBarItem:item];
9849         [controllers addObject:controller];
9850     }
9851     [tabbar_ setViewControllers:controllers];
9852
9853     [tabbar_ setUpdateDelegate:self];
9854 }
9855
9856 - (void) _sendMemoryWarningNotification {
9857     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
9858         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
9859     else
9860         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9861 }
9862
9863 - (void) _sendMemoryWarningNotifications {
9864     while (true) {
9865         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9866         sleep(2);
9867         //usleep(2000000);
9868     }
9869 }
9870
9871 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
9872     NSLog(@"--");
9873     [[NSURLCache sharedURLCache] removeAllCachedResponses];
9874 }
9875
9876 - (void) applicationDidFinishLaunching:(id)unused {
9877     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9878
9879 _trace();
9880     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9881         [self setApplicationSupportsShakeToEdit:NO];
9882
9883     @synchronized (HostConfig_) {
9884         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9885     }
9886
9887     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9888         initWithMemoryCapacity:524288
9889         diskCapacity:10485760
9890         diskPath:Cache("SDURLCache")
9891     ] autorelease]];
9892
9893     [CydiaWebViewController _initialize];
9894
9895     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9896
9897     // this would disallow http{,s} URLs from accessing this data
9898     //[WebView registerURLSchemeAsLocal:@"cydia"];
9899
9900     Font12_ = [UIFont systemFontOfSize:12];
9901     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9902     Font14_ = [UIFont systemFontOfSize:14];
9903     Font18_ = [UIFont systemFontOfSize:18];
9904     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9905     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9906
9907     essential_ = [NSMutableArray arrayWithCapacity:4];
9908     broken_ = [NSMutableArray arrayWithCapacity:4];
9909
9910     // XXX: I really need this thing... like, seriously... I'm sorry
9911     appcache_ = [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] autorelease];
9912     [appcache_ reloadData];
9913
9914     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9915     [window_ orderFront:self];
9916     [window_ makeKey:self];
9917     [window_ setHidden:NO];
9918
9919     if (false) stash: {
9920         [self addStashController];
9921         // XXX: this would be much cleaner as a yieldToSelector:
9922         // that way the removeStashController could happen right here inline
9923         // we also could no longer require the useless stash_ field anymore
9924         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9925         return;
9926     }
9927
9928     struct stat root;
9929     int error(stat("/", &root));
9930     _assert(error != -1);
9931
9932     #define Stash_(path) do { \
9933         struct stat folder; \
9934         int error(lstat((path), &folder)); \
9935         if (error != -1 && ( \
9936             folder.st_dev == root.st_dev && \
9937             S_ISDIR(folder.st_mode) \
9938         ) || error == -1 && ( \
9939             errno == ENOENT || \
9940             errno == ENOTDIR \
9941         )) goto stash; \
9942     } while (false)
9943
9944     Stash_("/Applications");
9945     Stash_("/Library/Ringtones");
9946     Stash_("/Library/Wallpaper");
9947     //Stash_("/usr/bin");
9948     Stash_("/usr/include");
9949     Stash_("/usr/lib/pam");
9950     Stash_("/usr/share");
9951     //Stash_("/var/lib");
9952
9953     database_ = [Database sharedInstance];
9954     [database_ setDelegate:self];
9955
9956     [window_ setUserInteractionEnabled:NO];
9957     [self setupViewControllers];
9958
9959     CydiaLoadingViewController *loading([[[CydiaLoadingViewController alloc] init] autorelease]);
9960     UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
9961     [navigation setViewControllers:[NSArray arrayWithObject:loading]];
9962
9963     emulated_ = [[[CyteTabBarController alloc] init] autorelease];
9964     [emulated_ setViewControllers:[NSArray arrayWithObject:navigation]];
9965     [emulated_ setSelectedIndex:0];
9966
9967     if ([emulated_ respondsToSelector:@selector(concealTabBarSelection)])
9968         [emulated_ concealTabBarSelection];
9969
9970     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9971         [window_ setRootViewController:emulated_];
9972     else
9973         [window_ addSubview:[emulated_ view]];
9974
9975     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9976 _trace();
9977 }
9978
9979 - (NSArray *) defaultStartPages {
9980     NSMutableArray *standard = [NSMutableArray array];
9981     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9982     [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9983     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9984     [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9985     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9986     return standard;
9987 }
9988
9989 - (void) loadData {
9990 _trace();
9991     if ([emulated_ modalViewController] != nil)
9992         [emulated_ dismissModalViewControllerAnimated:YES];
9993     [window_ setUserInteractionEnabled:NO];
9994
9995     [self reloadDataWithInvocation:nil];
9996     [self refreshIfPossible];
9997     [self disemulate];
9998
9999     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
10000     NSArray *saved = [[[Metadata_ objectForKey:@"InterfaceState"] mutableCopy] autorelease];
10001     int standardIndex = 0;
10002     NSArray *standard = [self defaultStartPages];
10003
10004     BOOL valid = YES;
10005
10006     if (saved == nil)
10007         valid = NO;
10008
10009     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
10010     if (valid && closed != nil) {
10011         NSTimeInterval interval([closed timeIntervalSinceNow]);
10012         if (interval <= -(30*60))
10013             valid = NO;
10014     }
10015
10016     if (valid && [saved count] != [standard count])
10017         valid = NO;
10018
10019     if (valid) {
10020         for (unsigned int i = 0; i < [standard count]; i++) {
10021             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
10022             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
10023             //      but it's good enough for now.
10024             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
10025                 valid = NO;
10026                 break;
10027             }
10028         }
10029     }
10030
10031     NSArray *items = nil;
10032     if (valid) {
10033         [tabbar_ setSelectedIndex:savedIndex];
10034         items = saved;
10035     } else {
10036         [tabbar_ setSelectedIndex:standardIndex];
10037         items = standard;
10038     }
10039
10040     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
10041         NSArray *stack = [items objectAtIndex:tab];
10042         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
10043         NSMutableArray *current = [NSMutableArray array];
10044
10045         for (unsigned int nav = 0; nav < [stack count]; nav++) {
10046             NSString *addr = [stack objectAtIndex:nav];
10047             NSURL *url = [NSURL URLWithString:addr];
10048             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
10049             if (page != nil)
10050                 [current addObject:page];
10051         }
10052
10053         [navigation setViewControllers:current];
10054     }
10055
10056     // (Try to) show the startup URL.
10057     if (starturl_ != nil) {
10058         [self openCydiaURL:starturl_ forExternal:YES];
10059         starturl_ = nil;
10060     }
10061 }
10062
10063 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
10064     if (item != nil && IsWildcat_) {
10065         [sheet showFromBarButtonItem:item animated:YES];
10066     } else {
10067         [sheet showInView:window_];
10068     }
10069 }
10070
10071 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
10072     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
10073     [progress setTitle:task];
10074     [progress addProgressEvent:event];
10075 }
10076
10077 - (void) addProgressEventForTask:(NSArray *)data {
10078     CydiaProgressEvent *event([data objectAtIndex:0]);
10079     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10080     [self addProgressEvent:event forTask:task];
10081 }
10082
10083 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10084     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10085 }
10086
10087 @end
10088
10089 /*IMP alloc_;
10090 id Alloc_(id self, SEL selector) {
10091     id object = alloc_(self, selector);
10092     lprintf("[%s]A-%p\n", self->isa->name, object);
10093     return object;
10094 }*/
10095
10096 /*IMP dealloc_;
10097 id Dealloc_(id self, SEL selector) {
10098     id object = dealloc_(self, selector);
10099     lprintf("[%s]D-%p\n", self->isa->name, object);
10100     return object;
10101 }*/
10102
10103 Class $NSURLConnection;
10104
10105 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10106     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
10107
10108     NSURL *url([copy URL]);
10109
10110     NSString *host([url host]);
10111     NSString *scheme([[url scheme] lowercaseString]);
10112
10113     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10114
10115     @synchronized (HostConfig_) {
10116         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10117             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10118                 [copy setHTTPShouldUsePipelining:YES];
10119
10120         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10121             if ([control isEqualToString:@"max-age=0"])
10122                 if ([CachedURLs_ containsObject:url]) {
10123 #if !ForRelease
10124                     NSLog(@"~~~: %@", url);
10125 #endif
10126
10127                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10128
10129                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10130                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10131                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10132                 }
10133     }
10134
10135     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10136     } return self;
10137 }
10138
10139 Class $WAKWindow;
10140
10141 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
10142     CGSize size([[UIScreen mainScreen] bounds].size);
10143     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10144         if ([$WAKWindow hasLandscapeOrientation])
10145             std::swap(size.width, size.height);*/
10146     return size;
10147 }
10148
10149 Class $NSUserDefaults;
10150
10151 MSHook(id, NSUserDefaults$objectForKey$, NSUserDefaults *self, SEL _cmd, NSString *key) {
10152     if ([key respondsToSelector:@selector(isEqualToString:)] && [key isEqualToString:@"WebKitLocalStorageDatabasePathPreferenceKey"])
10153         return Cache("LocalStorage");
10154     return _NSUserDefaults$objectForKey$(self, _cmd, key);
10155 }
10156
10157 int main(int argc, char *argv[]) {
10158     setreugid(501, 501);
10159
10160     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10161
10162     _trace();
10163
10164     UpdateExternalStatus(0);
10165
10166     UIScreen *screen([UIScreen mainScreen]);
10167     if ([screen respondsToSelector:@selector(scale)])
10168         ScreenScale_ = [screen scale];
10169     else
10170         ScreenScale_ = 1;
10171
10172     UIDevice *device([UIDevice currentDevice]);
10173     if ([device respondsToSelector:@selector(userInterfaceIdiom)]) {
10174         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10175         if (idiom == UIUserInterfaceIdiomPad)
10176             IsWildcat_ = true;
10177     }
10178
10179     Idiom_ = IsWildcat_ ? @"ipad" : @"iphone";
10180
10181     Pcre pattern("^([0-9]+\\.[0-9]+)");
10182
10183     if (pattern([device systemVersion]))
10184         Firmware_ = pattern[1];
10185     if (pattern(Cydia_))
10186         Major_ = pattern[1];
10187
10188     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10189
10190     HostConfig_ = [[[NSObject alloc] init] autorelease];
10191     @synchronized (HostConfig_) {
10192         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10193         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10194         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10195         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10196         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10197     }
10198
10199     NSString *ui(@"ui/ios");
10200     if (Idiom_ != nil)
10201         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10202     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10203     UI_ = CydiaURL(ui);
10204
10205     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10206
10207     /* Library Hacks {{{ */
10208     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10209
10210     $WAKWindow = objc_getClass("WAKWindow");
10211     if ($WAKWindow != NULL)
10212         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10213             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10214
10215     $NSURLConnection = objc_getClass("NSURLConnection");
10216     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10217     if (NSURLConnection$init$ != NULL) {
10218         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10219         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10220     }
10221
10222     $NSUserDefaults = objc_getClass("NSUserDefaults");
10223     Method NSUserDefaults$objectForKey$(class_getInstanceMethod($NSUserDefaults, @selector(objectForKey:)));
10224     if (NSUserDefaults$objectForKey$ != NULL) {
10225         _NSUserDefaults$objectForKey$ = reinterpret_cast<id (*)(NSUserDefaults *, SEL, NSString *)>(method_getImplementation(NSUserDefaults$objectForKey$));
10226         method_setImplementation(NSUserDefaults$objectForKey$, reinterpret_cast<IMP>(&$NSUserDefaults$objectForKey$));
10227     }
10228     /* }}} */
10229     /* Set Locale {{{ */
10230     Locale_ = CFLocaleCopyCurrent();
10231     Languages_ = [NSLocale preferredLanguages];
10232
10233     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10234     //NSLog(@"%@", [Languages_ description]);
10235
10236     const char *lang;
10237     if (Locale_ != NULL)
10238         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10239     else if (Languages_ != nil && [Languages_ count] != 0)
10240         lang = [[Languages_ objectAtIndex:0] UTF8String];
10241     else
10242         // XXX: consider just setting to C and then falling through?
10243         lang = NULL;
10244
10245     if (lang != NULL) {
10246         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10247         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10248     }
10249
10250     NSLog(@"Setting Language: %s", lang);
10251
10252     if (lang != NULL) {
10253         setenv("LANG", lang, true);
10254         std::setlocale(LC_ALL, lang);
10255     }
10256     /* }}} */
10257     /* Index Collation {{{ */
10258     if (Class $UILocalizedIndexedCollation = objc_getClass("UILocalizedIndexedCollation")) { @try {
10259         NSBundle *bundle([NSBundle bundleForClass:$UILocalizedIndexedCollation]);
10260         NSString *path([bundle pathForResource:@"UITableViewLocalizedSectionIndex" ofType:@"plist"]);
10261         //path = @"/System/Library/Frameworks/UIKit.framework/.lproj/UITableViewLocalizedSectionIndex.plist";
10262         NSDictionary *dictionary([NSDictionary dictionaryWithContentsOfFile:path]);
10263         _H<UILocalizedIndexedCollation> collation([[[$UILocalizedIndexedCollation alloc] initWithDictionary:dictionary] autorelease]);
10264
10265         CollationLocale_ = MSHookIvar<NSLocale *>(collation, "_locale");
10266
10267         if (kCFCoreFoundationVersionNumber >= 800 && [[CollationLocale_ localeIdentifier] isEqualToString:@"zh@collation=stroke"]) {
10268             CollationThumbs_ = [NSArray arrayWithObjects:@"1",@"•",@"4",@"•",@"7",@"•",@"10",@"•",@"13",@"•",@"16",@"•",@"19",@"A",@"•",@"E",@"•",@"I",@"•",@"M",@"•",@"R",@"•",@"V",@"•",@"Z",@"#",nil];
10269             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})
10270                 CollationOffset_.push_back(offset);
10271             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];
10272             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];
10273         } else {
10274
10275         CollationThumbs_ = [collation sectionIndexTitles];
10276         for (size_t index(0), end([CollationThumbs_ count]); index != end; ++index)
10277             CollationOffset_.push_back([collation sectionForSectionIndexTitleAtIndex:index]);
10278
10279         CollationTitles_ = [collation sectionTitles];
10280         CollationStarts_ = MSHookIvar<NSArray *>(collation, "_sectionStartStrings");
10281
10282         NSString *&transform(MSHookIvar<NSString *>(collation, "_transform"));
10283         if (&transform != NULL && transform != nil) {
10284             /*if ([collation respondsToSelector:@selector(transformedCollationStringForString:)])
10285                 CollationModify_ = [=](NSString *value) { return [collation transformedCollationStringForString:value]; };*/
10286             const UChar *uid(reinterpret_cast<const UChar *>([transform cStringUsingEncoding:NSUnicodeStringEncoding]));
10287             UErrorCode code(U_ZERO_ERROR);
10288             CollationTransl_ = utrans_openU(uid, -1, UTRANS_FORWARD, NULL, 0, NULL, &code);
10289             if (!U_SUCCESS(code))
10290                 NSLog(@"%s", u_errorName(code));
10291         }
10292
10293         }
10294     } @catch (NSException *e) {
10295         NSLog(@"%@", e);
10296         goto hard;
10297     } } else hard: {
10298         CollationLocale_ = [[[NSLocale alloc] initWithLocaleIdentifier:@"en@collation=dictionary"] autorelease];
10299
10300         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];
10301         for (NSInteger offset(0); offset != 28; ++offset)
10302             CollationOffset_.push_back(offset);
10303
10304         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];
10305         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];
10306     }
10307     /* }}} */
10308
10309     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10310
10311     /* Parse Arguments {{{ */
10312     bool substrate(false);
10313
10314     if (argc != 0) {
10315         char **args(argv);
10316         int arge(1);
10317
10318         for (int argi(1); argi != argc; ++argi)
10319             if (strcmp(argv[argi], "--") == 0) {
10320                 arge = argi;
10321                 argv[argi] = argv[0];
10322                 argv += argi;
10323                 argc -= argi;
10324                 break;
10325             }
10326
10327         for (int argi(1); argi != arge; ++argi)
10328             if (strcmp(args[argi], "--substrate") == 0)
10329                 substrate = true;
10330             else
10331                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10332     }
10333     /* }}} */
10334
10335     App_ = [[NSBundle mainBundle] bundlePath];
10336     Advanced_ = YES;
10337
10338     Cache_ = [[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia", @"/var/mobile"] retain];
10339
10340     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10341     alloc_ = alloc->method_imp;
10342     alloc->method_imp = (IMP) &Alloc_;*/
10343
10344     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10345     dealloc_ = dealloc->method_imp;
10346     dealloc->method_imp = (IMP) &Dealloc_;*/
10347
10348     void *gestalt(dlopen("/usr/lib/libMobileGestalt.dylib", RTLD_GLOBAL | RTLD_LAZY));
10349     $MGCopyAnswer = reinterpret_cast<CFStringRef (*)(CFStringRef)>(dlsym(gestalt, "MGCopyAnswer"));
10350
10351     /* System Information {{{ */
10352     size_t size;
10353
10354     int maxproc;
10355     size = sizeof(maxproc);
10356     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10357         perror("sysctlbyname(\"kern.maxproc\", ?)");
10358     else if (maxproc < 64) {
10359         maxproc = 64;
10360         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10361             perror("sysctlbyname(\"kern.maxproc\", #)");
10362     }
10363
10364     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10365     char *osversion = new char[size];
10366     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10367         perror("sysctlbyname(\"kern.osversion\", ?)");
10368     else
10369         System_ = [NSString stringWithUTF8String:osversion];
10370
10371     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10372     char *machine = new char[size];
10373     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10374         perror("sysctlbyname(\"hw.machine\", ?)");
10375     else
10376         Machine_ = machine;
10377
10378     int64_t usermem(0);
10379     size = sizeof(usermem);
10380     if (sysctlbyname("hw.usermem", &usermem, &size, NULL, 0) == -1)
10381         usermem = 0;
10382
10383     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10384     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10385     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10386
10387     UniqueID_ = UniqueIdentifier(device);
10388
10389     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10390         Product_ = [info objectForKey:@"SafariProductVersion"];
10391         Safari_ = [info objectForKey:@"CFBundleVersion"];
10392     }
10393
10394     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10395
10396     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Safari_))
10397         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[0], agent];
10398     if (Pcre match = Pcre("^[0-9]+[A-Z][0-9]+[a-z]?", System_))
10399         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[0], agent];
10400     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Product_))
10401         agent = [NSString stringWithFormat:@"Version/%@ %@", match[0], agent];
10402
10403     UserAgent_ = agent;
10404     /* }}} */
10405     /* Load Database {{{ */
10406     _trace();
10407     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10408     _trace();
10409     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10410
10411     if (Metadata_ == NULL)
10412         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10413     else {
10414         Settings_ = [Metadata_ objectForKey:@"Settings"];
10415
10416         Packages_ = [Metadata_ objectForKey:@"Packages"];
10417
10418         Values_ = [Metadata_ objectForKey:@"Values"];
10419         Sections_ = [Metadata_ objectForKey:@"Sections"];
10420         Sources_ = [Metadata_ objectForKey:@"Sources"];
10421
10422         Token_ = [Metadata_ objectForKey:@"Token"];
10423
10424         Version_ = [Metadata_ objectForKey:@"Version"];
10425     }
10426
10427     if (Values_ == nil) {
10428         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10429         [Metadata_ setObject:Values_ forKey:@"Values"];
10430     }
10431
10432     if (Sections_ == nil) {
10433         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10434         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10435     }
10436
10437     if (Sources_ == nil) {
10438         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10439         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10440     }
10441
10442     if (Version_ == nil) {
10443         Version_ = [NSNumber numberWithUnsignedInt:0];
10444         [Metadata_ setObject:Version_ forKey:@"Version"];
10445     }
10446
10447     if ([Version_ unsignedIntValue] == 0) {
10448         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10449         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10450         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10451         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10452
10453         Version_ = [NSNumber numberWithUnsignedInt:1];
10454         [Metadata_ setObject:Version_ forKey:@"Version"];
10455
10456         [Metadata_ removeObjectForKey:@"LastUpdate"];
10457
10458         Changed_ = true;
10459     }
10460
10461     _H<NSMutableArray> broken([NSMutableArray array]);
10462     for (NSString *key in (id) Sources_)
10463         if ([key rangeOfCharacterFromSet:[NSCharacterSet characterSetWithCharactersInString:@"# "]].location != NSNotFound)
10464             [broken addObject:key];
10465     if ([broken count] != 0) {
10466         for (NSString *key in (id) broken)
10467             [Sources_ removeObjectForKey:key];
10468         Changed_ = true;
10469     } broken = nil;
10470     /* }}} */
10471
10472     _root(CydiaWriteSources());
10473
10474     _trace();
10475     MetaFile_.Open([Cache("metadata.cb0") UTF8String]);
10476     _trace();
10477
10478     if (Packages_ != nil) {
10479         bool fail(false);
10480         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10481         _trace();
10482
10483         if (!fail) {
10484             [Metadata_ removeObjectForKey:@"Packages"];
10485             Packages_ = nil;
10486             Changed_ = true;
10487         }
10488     }
10489
10490     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10491
10492 #define MobileSubstrate_(name) \
10493     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10494         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10495         if (handle == NULL) \
10496             NSLog(@"%s", dlerror()); \
10497     }
10498
10499     MobileSubstrate_(Activator)
10500     MobileSubstrate_(libstatusbar)
10501     MobileSubstrate_(SimulatedKeyEvents)
10502     MobileSubstrate_(WinterBoard)
10503
10504     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10505         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10506
10507     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10508
10509     if (access("/User", F_OK) != 0 || version != 6) {
10510         _trace();
10511         _root(system("/usr/libexec/cydia/firmware.sh"));
10512         _trace();
10513     }
10514
10515     if (access("/tmp/cydia.chk", F_OK) == 0) {
10516         if (unlink([Cache("pkgcache.bin") UTF8String]) == -1)
10517             _assert(errno == ENOENT);
10518         if (unlink([Cache("srcpkgcache.bin") UTF8String]) == -1)
10519             _assert(errno == ENOENT);
10520     }
10521
10522     /* APT Initialization {{{ */
10523     _assert(pkgInitConfig(*_config));
10524     _assert(pkgInitSystem(*_config, _system));
10525
10526     if (lang != NULL)
10527         _config->Set("APT::Acquire::Translation", lang);
10528
10529     // XXX: this timeout might be important :(
10530     //_config->Set("Acquire::http::Timeout", 15);
10531
10532     _config->Set("Acquire::http::MaxParallel", usermem >= 384 * 1024 * 1024 ? 16 : 3);
10533
10534     mkdir([Cache_ UTF8String], 0755);
10535     mkdir([Cache("archives") UTF8String], 0755);
10536     mkdir([Cache("archives/partial") UTF8String], 0755);
10537     _config->Set("Dir::Cache", [Cache_ UTF8String]);
10538
10539     mkdir([Cache("lists") UTF8String], 0755);
10540     mkdir([Cache("lists/partial") UTF8String], 0755);
10541     mkdir([Cache("periodic") UTF8String], 0755);
10542     _config->Set("Dir::State::Lists", [Cache("lists") UTF8String]);
10543     /* }}} */
10544     /* Color Choices {{{ */
10545     space_ = CGColorSpaceCreateDeviceRGB();
10546
10547     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10548     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10549     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10550     Folder_.Set(space_, 0x8e/255.f, 0x8e/255.f, 0x93/255.f, 1.0);
10551     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10552     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10553     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10554     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10555     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10556     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10557
10558     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10559     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10560     /* }}}*/
10561     /* UIKit Configuration {{{ */
10562     // XXX: I have a feeling this was important
10563     //UIKeyboardDisableAutomaticAppearance();
10564     /* }}} */
10565
10566     _root({
10567         chown([Cache("ApplicationCache.db") UTF8String], 501, 501);
10568         chown([Cache("Cache.db") UTF8String], 501, 501);
10569         chown([Cache("Cache.db-shm") UTF8String], 501, 501);
10570         chown([Cache("Cache.db-wal") UTF8String], 501, 501);
10571     });
10572
10573     $SBSSetInterceptsMenuButtonForever = reinterpret_cast<void (*)(bool)>(dlsym(RTLD_DEFAULT, "SBSSetInterceptsMenuButtonForever"));
10574
10575     const char *symbol(kCFCoreFoundationVersionNumber >= 800 ? "MGGetBoolAnswer" : "GSSystemHasCapability");
10576     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, symbol));
10577     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10578
10579     PulseInterval_ = fast ? 50000 : 500000;
10580
10581     Colon_ = UCLocalize("COLON_DELIMITED");
10582     Elision_ = UCLocalize("ELISION");
10583     Error_ = UCLocalize("ERROR");
10584     Warning_ = UCLocalize("WARNING");
10585
10586     _trace();
10587     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10588
10589     CGColorSpaceRelease(space_);
10590     CFRelease(Locale_);
10591
10592     [pool release];
10593     return value;
10594 }