MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2013  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 <objc/objc.h>
  30 #include <objc/runtime.h>
  31
  32 #include <CoreGraphics/CoreGraphics.h>
  33 #include <Foundation/Foundation.h>
  34
  35 #if 0
  36 #define DEPLOYMENT_TARGET_MACOSX 1
  37 #define CF_BUILDING_CF 1
  38 #include <CoreFoundation/CFInternal.h>
  39 #endif
  40
  41 #include <CoreFoundation/CFPriv.h>
  42 #include <CoreFoundation/CFUniChar.h>
  43
  44 #include <SystemConfiguration/SystemConfiguration.h>
  45
  46 #include <UIKit/UIKit.h>
  47 #include "iPhonePrivate.h"
  48
  49 #include <IOKit/IOKitLib.h>
  50
  51 #include <QuartzCore/CALayer.h>
  52
  53 #include <WebCore/WebCoreThread.h>
  54 #include <WebKit/DOMHTMLIFrameElement.h>
  55
  56 #include <algorithm>
  57 #include <iomanip>
  58 #include <sstream>
  59 #include <string>
  60
  61 #include <ext/stdio_filebuf.h>
  62
  63 #undef ABS
  64
  65 #include <apt-pkg/acquire.h>
  66 #include <apt-pkg/acquire-item.h>
  67 #include <apt-pkg/algorithms.h>
  68 #include <apt-pkg/cachefile.h>
  69 #include <apt-pkg/clean.h>
  70 #include <apt-pkg/configuration.h>
  71 #include <apt-pkg/debindexfile.h>
  72 #include <apt-pkg/debmetaindex.h>
  73 #include <apt-pkg/error.h>
  74 #include <apt-pkg/init.h>
  75 #include <apt-pkg/mmap.h>
  76 #include <apt-pkg/pkgrecords.h>
  77 #include <apt-pkg/sha1.h>
  78 #include <apt-pkg/sourcelist.h>
  79 #include <apt-pkg/sptr.h>
  80 #include <apt-pkg/strutl.h>
  81 #include <apt-pkg/tagfile.h>
  82
  83 #include <apr-1/apr_pools.h>
  84
  85 #include <sys/types.h>
  86 #include <sys/stat.h>
  87 #include <sys/sysctl.h>
  88 #include <sys/param.h>
  89 #include <sys/mount.h>
  90 #include <sys/reboot.h>
  91
  92 #include <fcntl.h>
  93 #include <notify.h>
  94 #include <dlfcn.h>
  95
  96 extern "C" {
  97 #include <mach-o/nlist.h>
  98 }
  99
 100 #include <cstdio>
 101 #include <cstdlib>
 102 #include <cstring>
 103
 104 #include <errno.h>
 105
 106 #include <Cytore.hpp>
 107 #include "Sources.h"
 108
 109 #include <CydiaSubstrate/CydiaSubstrate.h>
 110 #include "Menes/Menes.h"
 111
 112 #include "CyteKit/IndirectDelegate.h"
 113 #include "CyteKit/PerlCompatibleRegEx.hpp"
 114 #include "CyteKit/TableViewCell.h"
 115 #include "CyteKit/WebScriptObject-Cyte.h"
 116 #include "CyteKit/WebViewController.h"
 117 #include "CyteKit/WebViewTableViewCell.h"
 118 #include "CyteKit/stringWithUTF8Bytes.h"
 119
 120 #include "Cydia/MIMEAddress.h"
 121 #include "Cydia/LoadingViewController.h"
 122 #include "Cydia/ProgressEvent.h"
 123
 124 #include "SDURLCache/SDURLCache.h"
 125 /* }}} */
 126
 127 /* Profiler {{{ */
 128 struct timeval _ltv;
 129 bool _itv;
 130
 131 #define _timestamp ({ \
 132     struct timeval tv; \
 133     gettimeofday(&tv, NULL); \
 134     tv.tv_sec * 1000000 + tv.tv_usec; \
 135 })
 136
 137 typedef std::vector<class ProfileTime *> TimeList;
 138 TimeList times_;
 139
 140 class ProfileTime {
 141   private:
 142     const char *name_;
 143     uint64_t total_;
 144     uint64_t count_;
 145
 146   public:
 147     ProfileTime(const char *name) :
 148         name_(name),
 149         total_(0)
 150     {
 151         times_.push_back(this);
 152     }
 153
 154     void AddTime(uint64_t time) {
 155         total_ += time;
 156         ++count_;
 157     }
 158
 159     void Print() {
 160         if (total_ != 0)
 161             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 162         total_ = 0;
 163         count_ = 0;
 164     }
 165 };
 166
 167 class ProfileTimer {
 168   private:
 169     ProfileTime &time_;
 170     uint64_t start_;
 171
 172   public:
 173     ProfileTimer(ProfileTime &time) :
 174         time_(time),
 175         start_(_timestamp)
 176     {
 177     }
 178
 179     ~ProfileTimer() {
 180         time_.AddTime(_timestamp - start_);
 181     }
 182 };
 183
 184 void PrintTimes() {
 185     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 186         (*i)->Print();
 187     std::cerr << "========" << std::endl;
 188 }
 189
 190 #define _profile(name) { \
 191     static ProfileTime name(#name); \
 192     ProfileTimer _ ## name(name);
 193
 194 #define _end }
 195 /* }}} */
 196
 197 // XXX: I hate clang. Apple: please get over your petty hatred of GPL and fix your gcc fork
 198 #define synchronized(lock) \
 199     synchronized(static_cast<NSObject *>(lock))
 200
 201 extern NSString *Cydia_;
 202
 203 #define lprintf(args...) fprintf(stderr, args)
 204
 205 #define ForRelease 1
 206 #define TraceLogging (1 && !ForRelease)
 207 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 208 #define ProfileTimes (0 && !ForRelease)
 209 #define ForSaurik (0 && !ForRelease)
 210 #define LogBrowser (0 && !ForRelease)
 211 #define TrackResize (0 && !ForRelease)
 212 #define ManualRefresh (1 && !ForRelease)
 213 #define ShowInternals (0 && !ForRelease)
 214 #define AlwaysReload (0 && !ForRelease)
 215 #define TryIndexedCollation (0 && !ForRelease)
 216
 217 #if !TraceLogging
 218 #undef _trace
 219 #define _trace(args...)
 220 #endif
 221
 222 #if !ProfileTimes
 223 #undef _profile
 224 #define _profile(name) {
 225 #undef _end
 226 #define _end }
 227 #define PrintTimes() do {} while (false)
 228 #endif
 229
 230 // Hash Functions/Structures {{{
 231 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 232
 233 union SplitHash {
 234     uint32_t u32;
 235     uint16_t u16[2];
 236 };
 237 // }}}
 238
 239 static bool ShowPromoted_;
 240
 241 static NSString *Colon_;
 242 NSString *Elision_;
 243 static NSString *Error_;
 244 static NSString *Warning_;
 245
 246 static NSString *Cache_;
 247
 248 static bool AprilFools_;
 249
 250 static void (*$SBSSetInterceptsMenuButtonForever)(bool);
 251
 252 static CFStringRef (*$MGCopyAnswer)(CFStringRef);
 253
 254 static NSString *UniqueIdentifier(UIDevice *device = nil) {
 255     if (kCFCoreFoundationVersionNumber < 800) // iOS 7.x
 256         return [device ?: [UIDevice currentDevice] uniqueIdentifier];
 257     else
 258         return [(id)$MGCopyAnswer(CFSTR("UniqueDeviceID")) autorelease];
 259 }
 260
 261 static bool IsReachable(const char *name) {
 262     SCNetworkReachabilityFlags flags; {
 263         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, name));
 264         SCNetworkReachabilityGetFlags(reachability, &flags);
 265         CFRelease(reachability);
 266     }
 267
 268     // XXX: this elaborate mess is what Apple is using to determine this? :(
 269     // XXX: do we care if the user has to intervene? maybe that's ok?
 270     return
 271         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
 272             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
 273                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
 274                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
 275             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
 276             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
 277         )
 278     ;
 279 }
 280
 281 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 282
 283 static _finline NSString *CydiaURL(NSString *path) {
 284     char page[26];
 285     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 286     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 287     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 288     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 289     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 290     page[25] = '\0';
 291     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 292 }
 293
 294 static void ReapZombie(pid_t pid) {
 295     int status;
 296   wait:
 297     if (waitpid(pid, &status, 0) == -1)
 298         if (errno == EINTR)
 299             goto wait;
 300         else _assert(false);
 301 }
 302
 303 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 304     int notify_token;
 305     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 306         notify_set_state(notify_token, newStatus);
 307         notify_cancel(notify_token);
 308     }
 309     notify_post("com.saurik.Cydia.status");
 310 }
 311
 312 static CGFloat CYStatusBarHeight() {
 313     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 314     return UIInterfaceOrientationIsPortrait([[UIApplication sharedApplication] statusBarOrientation]) ? size.height : size.width;
 315 }
 316
 317 /* NSForcedOrderingSearch doesn't work on the iPhone */
 318 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 319 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 320 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 321
 322 /* Insertion Sort {{{ */
 323
 324 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 325     const char *ptr = (const char *)list;
 326     while (0 < count) {
 327         CFIndex half = count / 2;
 328         const char *probe = ptr + elementSize * half;
 329         CFComparisonResult cr = comparator(element, probe, context);
 330     if (0 == cr) return (probe - (const char *)list) / elementSize;
 331         ptr = (cr < 0) ? ptr : probe + elementSize;
 332         count = (cr < 0) ? half : (half + (count & 1) - 1);
 333     }
 334     return (ptr - (const char *)list) / elementSize;
 335 }
 336
 337 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 338     const char *ptr = (const char *)list;
 339     while (0 < count) {
 340         CFIndex half = count / 2;
 341         const char *probe = ptr + elementSize * half;
 342         CFComparisonResult cr = comparator(element, probe, context);
 343     if (0 == cr) return (probe - (const char *)list) / elementSize;
 344         ptr = (cr < 0) ? ptr : probe + elementSize;
 345         count = (cr < 0) ? half : (half + (count & 1) - 1);
 346     }
 347     return (ptr - (const char *)list) / elementSize;
 348 }
 349
 350 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 351     if (range.length == 0)
 352         return;
 353     const void **values(new const void *[range.length]);
 354     CFArrayGetValues(array, range, values);
 355
 356 #if HistogramInsertionSort > 0
 357     uint32_t total(0), *offsets(new uint32_t[range.length]);
 358 #endif
 359
 360     for (CFIndex index(1); index != range.length; ++index) {
 361         const void *value(values[index]);
 362         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 363         CFIndex correct(index);
 364         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 365 #if HistogramInsertionSort > 1
 366             NSLog(@"%@ < %@", value, values[correct - 1]);
 367 #endif
 368             if (--correct == 0)
 369                 break;
 370         }
 371         if (correct != index) {
 372             size_t offset(index - correct);
 373 #if HistogramInsertionSort
 374             total += offset;
 375             ++offsets[offset];
 376             if (offset > 10)
 377                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 378 #endif
 379             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 380             values[correct] = value;
 381         }
 382     }
 383
 384     CFArrayReplaceValues(array, range, values, range.length);
 385     delete [] values;
 386
 387 #if HistogramInsertionSort > 0
 388     for (CFIndex index(0); index != range.length; ++index)
 389         if (offsets[index] != 0)
 390             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 391     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 392     delete [] offsets;
 393 #endif
 394 }
 395
 396 /* }}} */
 397
 398 /* Apple Bug Fixes {{{ */
 399 @implementation UIWebDocumentView (Cydia)
 400
 401 - (void) _setScrollerOffset:(CGPoint)offset {
 402     UIScroller *scroller([self _scroller]);
 403
 404     CGSize size([scroller contentSize]);
 405     CGSize bounds([scroller bounds].size);
 406
 407     CGPoint max;
 408     max.x = size.width - bounds.width;
 409     max.y = size.height - bounds.height;
 410
 411     // wtf Apple?!
 412     if (max.x < 0)
 413         max.x = 0;
 414     if (max.y < 0)
 415         max.y = 0;
 416
 417     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 418     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 419
 420     [scroller setOffset:offset];
 421 }
 422
 423 @end
 424 /* }}} */
 425
 426 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 427     size_t length([self length] - state->state);
 428     if (length <= 0)
 429         return 0;
 430     else if (length > count)
 431         length = count;
 432     for (size_t i(0); i != length; ++i)
 433         objects[i] = [self item:state->state++];
 434     state->itemsPtr = objects;
 435     state->mutationsPtr = (unsigned long *) self;
 436     return length;
 437 }
 438
 439 /* Cydia NSString Additions {{{ */
 440 @interface NSString (Cydia)
 441 - (NSComparisonResult) compareByPath:(NSString *)other;
 442 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 443 @end
 444
 445 @implementation NSString (Cydia)
 446
 447 - (NSComparisonResult) compareByPath:(NSString *)other {
 448     NSString *prefix = [self commonPrefixWithString:other options:0];
 449     size_t length = [prefix length];
 450
 451     NSRange lrange = NSMakeRange(length, [self length] - length);
 452     NSRange rrange = NSMakeRange(length, [other length] - length);
 453
 454     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 455     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 456
 457     NSComparisonResult value;
 458
 459     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 460         value = NSOrderedSame;
 461     else if (lrange.location == NSNotFound)
 462         value = NSOrderedAscending;
 463     else if (rrange.location == NSNotFound)
 464         value = NSOrderedDescending;
 465     else
 466         value = NSOrderedSame;
 467
 468     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 469         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 470     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 471         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 472
 473     NSComparisonResult result = [lpath compare:rpath];
 474     return result == NSOrderedSame ? value : result;
 475 }
 476
 477 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 478     return [(id)CFURLCreateStringByAddingPercentEscapes(
 479         kCFAllocatorDefault,
 480         (CFStringRef) self,
 481         NULL,
 482         CFSTR(";/?:@&=+$,"),
 483         kCFStringEncodingUTF8
 484     ) autorelease];
 485 }
 486
 487 @end
 488 /* }}} */
 489
 490 /* C++ NSString Wrapper Cache {{{ */
 491 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 492     return size == 0 ? NULL :
 493         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 494         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 495 }
 496
 497 static _finline CFStringRef CYStringCreate(const char *data) {
 498     return CYStringCreate(data, strlen(data));
 499 }
 500
 501 class CYString {
 502   private:
 503     char *data_;
 504     size_t size_;
 505     CFStringRef cache_;
 506
 507     _finline void clear_() {
 508         if (cache_ != NULL) {
 509             CFRelease(cache_);
 510             cache_ = NULL;
 511         }
 512     }
 513
 514   public:
 515     _finline bool empty() const {
 516         return size_ == 0;
 517     }
 518
 519     _finline size_t size() const {
 520         return size_;
 521     }
 522
 523     _finline char *data() const {
 524         return data_;
 525     }
 526
 527     _finline void clear() {
 528         size_ = 0;
 529         clear_();
 530     }
 531
 532     _finline CYString() :
 533         data_(0),
 534         size_(0),
 535         cache_(NULL)
 536     {
 537     }
 538
 539     _finline ~CYString() {
 540         clear_();
 541     }
 542
 543     void operator =(const CYString &rhs) {
 544         data_ = rhs.data_;
 545         size_ = rhs.size_;
 546
 547         if (rhs.cache_ == nil)
 548             cache_ = NULL;
 549         else
 550             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 551     }
 552
 553     void copy(apr_pool_t *pool) {
 554         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 555         memcpy(temp, data_, size_);
 556         temp[size_] = '\0';
 557         data_ = temp;
 558     }
 559
 560     void set(apr_pool_t *pool, const char *data, size_t size) {
 561         if (size == 0)
 562             clear();
 563         else {
 564             clear_();
 565
 566             data_ = const_cast<char *>(data);
 567             size_ = size;
 568
 569             if (pool != NULL)
 570                 copy(pool);
 571         }
 572     }
 573
 574     _finline void set(apr_pool_t *pool, const char *data) {
 575         set(pool, data, data == NULL ? 0 : strlen(data));
 576     }
 577
 578     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 579         set(pool, rhs.data(), rhs.size());
 580     }
 581
 582     bool operator ==(const CYString &rhs) const {
 583         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 584     }
 585
 586     _finline operator CFStringRef() {
 587         if (cache_ == NULL)
 588             cache_ = CYStringCreate(data_, size_);
 589         return cache_;
 590     }
 591
 592     _finline operator id() {
 593         return (NSString *) static_cast<CFStringRef>(*this);
 594     }
 595
 596     _finline operator const char *() {
 597         return reinterpret_cast<const char *>(data_);
 598     }
 599 };
 600 /* }}} */
 601 /* C++ NSString Algorithm Adapters {{{ */
 602 extern "C" {
 603     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 604 }
 605
 606 struct NSStringMapHash :
 607     std::unary_function<NSString *, size_t>
 608 {
 609     _finline size_t operator ()(NSString *value) const {
 610         return CFStringHashNSString((CFStringRef) value);
 611     }
 612 };
 613
 614 struct NSStringMapLess :
 615     std::binary_function<NSString *, NSString *, bool>
 616 {
 617     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 618         return [lhs compare:rhs] == NSOrderedAscending;
 619     }
 620 };
 621
 622 struct NSStringMapEqual :
 623     std::binary_function<NSString *, NSString *, bool>
 624 {
 625     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 626         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 627         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 628         //[lhs isEqualToString:rhs];
 629     }
 630 };
 631 /* }}} */
 632
 633 /* CoreGraphics Primitives {{{ */
 634 class CYColor {
 635   private:
 636     CGColorRef color_;
 637
 638     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 639         CGFloat color[] = {red, green, blue, alpha};
 640         return CGColorCreate(space, color);
 641     }
 642
 643   public:
 644     CYColor() :
 645         color_(NULL)
 646     {
 647     }
 648
 649     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 650         color_(Create_(space, red, green, blue, alpha))
 651     {
 652         Set(space, red, green, blue, alpha);
 653     }
 654
 655     void Clear() {
 656         if (color_ != NULL)
 657             CGColorRelease(color_);
 658     }
 659
 660     ~CYColor() {
 661         Clear();
 662     }
 663
 664     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 665         Clear();
 666         color_ = Create_(space, red, green, blue, alpha);
 667     }
 668
 669     operator CGColorRef() {
 670         return color_;
 671     }
 672 };
 673 /* }}} */
 674
 675 /* Random Global Variables {{{ */
 676 static int PulseInterval_ = 500000;
 677
 678 static const NSString *UI_;
 679
 680 static int Finish_;
 681 static bool RestartSubstrate_;
 682 static NSArray *Finishes_;
 683
 684 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 685 #define NotifyConfig_ "/etc/notify.conf"
 686
 687 static bool Queuing_;
 688
 689 static CYColor Blue_;
 690 static CYColor Blueish_;
 691 static CYColor Black_;
 692 static CYColor Off_;
 693 static CYColor White_;
 694 static CYColor Gray_;
 695 static CYColor Green_;
 696 static CYColor Purple_;
 697 static CYColor Purplish_;
 698
 699 static UIColor *InstallingColor_;
 700 static UIColor *RemovingColor_;
 701
 702 static NSString *App_;
 703
 704 static BOOL Advanced_;
 705 static BOOL Ignored_;
 706
 707 static _H<UIFont> Font12_;
 708 static _H<UIFont> Font12Bold_;
 709 static _H<UIFont> Font14_;
 710 static _H<UIFont> Font18Bold_;
 711 static _H<UIFont> Font22Bold_;
 712
 713 static const char *Machine_ = NULL;
 714 static _H<NSString> System_;
 715 static NSString *SerialNumber_ = nil;
 716 static NSString *ChipID_ = nil;
 717 static NSString *BBSNum_ = nil;
 718 static _H<NSString> Token_;
 719 static _H<NSString> UniqueID_;
 720 static _H<NSString> UserAgent_;
 721 static _H<NSString> Product_;
 722 static _H<NSString> Safari_;
 723
 724 static CFLocaleRef Locale_;
 725 static NSArray *Languages_;
 726 static CGColorSpaceRef space_;
 727
 728 static NSDictionary *SectionMap_;
 729 static NSMutableDictionary *Metadata_;
 730 static _transient NSMutableDictionary *Settings_;
 731 static _transient NSString *Role_;
 732 static _transient NSMutableDictionary *Packages_;
 733 static _transient NSMutableDictionary *Values_;
 734 static _transient NSMutableDictionary *Sections_;
 735 _H<NSMutableDictionary> Sources_;
 736 static _transient NSNumber *Version_;
 737 bool Changed_;
 738 static time_t now_;
 739
 740 bool IsWildcat_;
 741 static CGFloat ScreenScale_;
 742 static NSString *Idiom_;
 743 static _H<NSString> Firmware_;
 744 static NSString *Major_;
 745
 746 static _H<NSMutableDictionary> SessionData_;
 747 static _H<NSObject> HostConfig_;
 748 static _H<NSMutableSet> BridgedHosts_;
 749 static _H<NSMutableSet> TokenHosts_;
 750 static _H<NSMutableSet> InsecureHosts_;
 751 static _H<NSMutableSet> PipelinedHosts_;
 752 static _H<NSMutableSet> CachedURLs_;
 753
 754 static NSString *kCydiaProgressEventTypeError = @"Error";
 755 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 756 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 757 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 758 /* }}} */
 759
 760 /* Display Helpers {{{ */
 761 inline float Interpolate(float begin, float end, float fraction) {
 762     return (end - begin) * fraction + begin;
 763 }
 764
 765 static _finline const char *StripVersion_(const char *version) {
 766     const char *colon(strchr(version, ':'));
 767     return colon == NULL ? version : colon + 1;
 768 }
 769
 770 NSString *LocalizeSection(NSString *section) {
 771     static Pcre title_r("^(.*?) \\((.*)\\)$");
 772     if (title_r(section)) {
 773         NSString *parent(title_r[1]);
 774         NSString *child(title_r[2]);
 775
 776         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 777             LocalizeSection(parent),
 778             LocalizeSection(child)
 779         ];
 780     }
 781
 782     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 783 }
 784
 785 NSString *Simplify(NSString *title) {
 786     const char *data = [title UTF8String];
 787     size_t size = [title length];
 788
 789     static Pcre square_r("^\\[(.*)\\]$");
 790     if (square_r(data, size))
 791         return Simplify(square_r[1]);
 792
 793     static Pcre paren_r("^\\((.*)\\)$");
 794     if (paren_r(data, size))
 795         return Simplify(paren_r[1]);
 796
 797     static Pcre title_r("^(.*?) \\((.*)\\)$");
 798     if (title_r(data, size))
 799         return Simplify(title_r[1]);
 800
 801     return title;
 802 }
 803 /* }}} */
 804
 805 NSString *GetLastUpdate() {
 806     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 807
 808     if (update == nil)
 809         return UCLocalize("NEVER_OR_UNKNOWN");
 810
 811     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 812     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 813
 814     CFRelease(formatter);
 815
 816     return [(NSString *) formatted autorelease];
 817 }
 818
 819 bool isSectionVisible(NSString *section) {
 820     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 821     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 822     return hidden == nil || ![hidden boolValue];
 823 }
 824
 825 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 826     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 827     if (entry == MACH_PORT_NULL)
 828         return nil;
 829
 830     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 831     IOObjectRelease(entry);
 832
 833     if (value == NULL)
 834         return nil;
 835     return [(id) value autorelease];
 836 }
 837
 838 static NSString *CYHex(NSData *data, bool reverse = false) {
 839     if (data == nil)
 840         return nil;
 841
 842     size_t length([data length]);
 843     uint8_t bytes[length];
 844     [data getBytes:bytes];
 845
 846     char string[length * 2 + 1];
 847     for (size_t i(0); i != length; ++i)
 848         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 849
 850     return [NSString stringWithUTF8String:string];
 851 }
 852
 853 @class Cydia;
 854
 855 /* Delegate Prototypes {{{ */
 856 @class Package;
 857 @class Source;
 858 @class CydiaProgressEvent;
 859
 860 @protocol DatabaseDelegate
 861 - (void) repairWithSelector:(SEL)selector;
 862 - (void) setConfigurationData:(NSString *)data;
 863 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 864 @end
 865
 866 @class CYPackageController;
 867
 868 @protocol CydiaDelegate
 869 - (void) returnToCydia;
 870 - (void) saveState;
 871 - (void) retainNetworkActivityIndicator;
 872 - (void) releaseNetworkActivityIndicator;
 873 - (void) clearPackage:(Package *)package;
 874 - (void) installPackage:(Package *)package;
 875 - (void) installPackages:(NSArray *)packages;
 876 - (void) removePackage:(Package *)package;
 877 - (void) beginUpdate;
 878 - (BOOL) updating;
 879 - (void) distUpgrade;
 880 - (void) loadData;
 881 - (void) updateData;
 882 - (void) _saveConfig;
 883 - (void) syncData;
 884 - (void) addSource:(NSDictionary *)source;
 885 - (void) addTrivialSource:(NSString *)href;
 886 - (void) showSettings;
 887 - (UIProgressHUD *) addProgressHUD;
 888 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 889 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 890 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 891 @end
 892 /* }}} */
 893
 894 /* Status Delegation {{{ */
 895 class Status :
 896     public pkgAcquireStatus
 897 {
 898   private:
 899     _transient NSObject<ProgressDelegate> *delegate_;
 900     bool cancelled_;
 901
 902   public:
 903     Status() :
 904         delegate_(nil),
 905         cancelled_(false)
 906     {
 907     }
 908
 909     void setDelegate(NSObject<ProgressDelegate> *delegate) {
 910         delegate_ = delegate;
 911     }
 912
 913     NSObject<ProgressDelegate> *getDelegate() const {
 914         return delegate_;
 915     }
 916
 917     virtual bool MediaChange(std::string media, std::string drive) {
 918         return false;
 919     }
 920
 921     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
 922         Done(item);
 923     }
 924
 925     virtual void Fetch(pkgAcquire::ItemDesc &item) {
 926         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 927         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 928         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 929     }
 930
 931     virtual void Done(pkgAcquire::ItemDesc &item) {
 932         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 933         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 934         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 935     }
 936
 937     virtual void Fail(pkgAcquire::ItemDesc &item) {
 938         if (
 939             item.Owner->Status == pkgAcquire::Item::StatIdle ||
 940             item.Owner->Status == pkgAcquire::Item::StatDone
 941         )
 942             return;
 943
 944         std::string &error(item.Owner->ErrorText);
 945         if (error.empty())
 946             return;
 947
 948         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
 949         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 950     }
 951
 952     virtual bool Pulse(pkgAcquire *Owner) {
 953         bool value = pkgAcquireStatus::Pulse(Owner);
 954
 955         double percent(
 956             double(CurrentBytes + CurrentItems) /
 957             double(TotalBytes + TotalItems)
 958         );
 959
 960         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
 961             [NSNumber numberWithDouble:percent], @"Percent",
 962
 963             [NSNumber numberWithDouble:CurrentBytes], @"Current",
 964             [NSNumber numberWithDouble:TotalBytes], @"Total",
 965             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
 966         nil] waitUntilDone:YES];
 967
 968         if (value && ![delegate_ isProgressCancelled])
 969             return true;
 970         else {
 971             cancelled_ = true;
 972             return false;
 973         }
 974     }
 975
 976     _finline bool WasCancelled() const {
 977         return cancelled_;
 978     }
 979
 980     virtual void Start() {
 981         pkgAcquireStatus::Start();
 982         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
 983     }
 984
 985     virtual void Stop() {
 986         pkgAcquireStatus::Stop();
 987         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
 988         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
 989     }
 990 };
 991 /* }}} */
 992 /* Database Interface {{{ */
 993 typedef std::map< unsigned long, _H<Source> > SourceMap;
 994
 995 @interface Database : NSObject {
 996     NSZone *zone_;
 997     apr_pool_t *pool_;
 998
 999     unsigned era_;
1000
1001     pkgCacheFile cache_;
1002     pkgDepCache::Policy *policy_;
1003     pkgRecords *records_;
1004     pkgProblemResolver *resolver_;
1005     pkgAcquire *fetcher_;
1006     FileFd *lock_;
1007     SPtr<pkgPackageManager> manager_;
1008     pkgSourceList *list_;
1009
1010     SourceMap sourceMap_;
1011     _H<NSMutableArray> sourceList_;
1012
1013     CFMutableArrayRef packages_;
1014
1015     _transient NSObject<DatabaseDelegate> *delegate_;
1016     _transient NSObject<ProgressDelegate> *progress_;
1017
1018     Status status_;
1019
1020     int cydiafd_;
1021     int statusfd_;
1022     FILE *input_;
1023
1024     std::map<const char *, _H<NSString> > sections_;
1025 }
1026
1027 + (Database *) sharedInstance;
1028 - (unsigned) era;
1029
1030 - (void) _readCydia:(NSNumber *)fd;
1031 - (void) _readStatus:(NSNumber *)fd;
1032 - (void) _readOutput:(NSNumber *)fd;
1033
1034 - (FILE *) input;
1035
1036 - (Package *) packageWithName:(NSString *)name;
1037
1038 - (pkgCacheFile &) cache;
1039 - (pkgDepCache::Policy *) policy;
1040 - (pkgRecords *) records;
1041 - (pkgProblemResolver *) resolver;
1042 - (pkgAcquire &) fetcher;
1043 - (pkgSourceList &) list;
1044 - (NSArray *) packages;
1045 - (NSArray *) sources;
1046 - (Source *) sourceWithKey:(NSString *)key;
1047 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1048
1049 - (void) configure;
1050 - (bool) prepare;
1051 - (void) perform;
1052 - (bool) upgrade;
1053 - (void) update;
1054
1055 - (void) updateWithStatus:(Status &)status;
1056
1057 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1058
1059 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1060 - (NSObject<ProgressDelegate> *) progressDelegate;
1061
1062 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1063
1064 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1065
1066 @end
1067 /* }}} */
1068 /* ProgressEvent Implementation {{{ */
1069 @implementation CydiaProgressEvent
1070
1071 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1072     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1073 }
1074
1075 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1076     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1077     [event setPackage:package];
1078     return event;
1079 }
1080
1081 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1082     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1083
1084     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1085     NSArray *fields([description componentsSeparatedByString:@" "]);
1086     [event setItem:fields];
1087
1088     if ([fields count] > 3) {
1089         [event setPackage:[fields objectAtIndex:2]];
1090         [event setVersion:[fields objectAtIndex:3]];
1091     }
1092
1093     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1094
1095     return event;
1096 }
1097
1098 + (NSArray *) _attributeKeys {
1099     return [NSArray arrayWithObjects:
1100         @"item",
1101         @"message",
1102         @"package",
1103         @"type",
1104         @"url",
1105         @"version",
1106     nil];
1107 }
1108
1109 - (NSArray *) attributeKeys {
1110     return [[self class] _attributeKeys];
1111 }
1112
1113 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1114     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1115 }
1116
1117 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1118     if ((self = [super init]) != nil) {
1119         message_ = message;
1120         type_ = type;
1121     } return self;
1122 }
1123
1124 - (NSString *) message {
1125     return message_;
1126 }
1127
1128 - (NSString *) type {
1129     return type_;
1130 }
1131
1132 - (NSArray *) item {
1133     return (id) item_ ?: [NSNull null];
1134 }
1135
1136 - (void) setItem:(NSArray *)item {
1137     item_ = item;
1138 }
1139
1140 - (NSString *) package {
1141     return (id) package_ ?: [NSNull null];
1142 }
1143
1144 - (void) setPackage:(NSString *)package {
1145     package_ = package;
1146 }
1147
1148 - (NSString *) url {
1149     return (id) url_ ?: [NSNull null];
1150 }
1151
1152 - (void) setURL:(NSString *)url {
1153     url_ = url;
1154 }
1155
1156 - (void) setVersion:(NSString *)version {
1157     version_ = version;
1158 }
1159
1160 - (NSString *) version {
1161     return (id) version_ ?: [NSNull null];
1162 }
1163
1164 - (NSString *) compound:(NSString *)value {
1165     if (value != nil) {
1166         NSString *mode(nil); {
1167             NSString *type([self type]);
1168             if ([type isEqualToString:kCydiaProgressEventTypeError])
1169                 mode = UCLocalize("ERROR");
1170             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1171                 mode = UCLocalize("WARNING");
1172         }
1173
1174         if (mode != nil)
1175             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1176     }
1177
1178     return value;
1179 }
1180
1181 - (NSString *) compoundMessage {
1182     return [self compound:[self message]];
1183 }
1184
1185 - (NSString *) compoundTitle {
1186     NSString *title;
1187
1188     if (package_ == nil)
1189         title = nil;
1190     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1191         title = [package name];
1192     else
1193         title = package_;
1194
1195     return [self compound:title];
1196 }
1197
1198 @end
1199 /* }}} */
1200
1201 // Cytore Definitions {{{
1202 struct PackageValue :
1203     Cytore::Block
1204 {
1205     Cytore::Offset<PackageValue> next_;
1206
1207     uint32_t index_ : 23;
1208     uint32_t subscribed_ : 1;
1209     uint32_t : 8;
1210
1211     int32_t first_;
1212     int32_t last_;
1213
1214     uint16_t vhash_;
1215     uint16_t nhash_;
1216
1217     char version_[8];
1218     char name_[];
1219 };
1220
1221 struct MetaValue :
1222     Cytore::Block
1223 {
1224     uint32_t active_;
1225     Cytore::Offset<PackageValue> packages_[1 << 16];
1226 };
1227
1228 static Cytore::File<MetaValue> MetaFile_;
1229 // }}}
1230 // Cytore Helper Functions {{{
1231 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1232     SplitHash nhash = { hashlittle(name, length) };
1233
1234     PackageValue *metadata;
1235
1236     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1237     offset: if (offset->IsNull()) {
1238         *offset = MetaFile_.New<PackageValue>(length + 1);
1239         metadata = &MetaFile_.Get(*offset);
1240
1241         if (metadata == NULL) {
1242             if (fail != NULL)
1243                 *fail = true;
1244
1245             metadata = new PackageValue();
1246             memset(metadata, 0, sizeof(*metadata));
1247         }
1248
1249         memcpy(metadata->name_, name, length + 1);
1250         metadata->nhash_ = nhash.u16[1];
1251     } else {
1252         metadata = &MetaFile_.Get(*offset);
1253
1254         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1255             offset = &metadata->next_;
1256             goto offset;
1257         }
1258     }
1259
1260     return metadata;
1261 }
1262
1263 static void PackageImport(const void *key, const void *value, void *context) {
1264     bool &fail(*reinterpret_cast<bool *>(context));
1265
1266     char buffer[1024];
1267     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1268         NSLog(@"failed to import package %@", key);
1269         return;
1270     }
1271
1272     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1273     NSDictionary *package((NSDictionary *) value);
1274
1275     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1276         if ([subscribed boolValue] && !metadata->subscribed_)
1277             metadata->subscribed_ = true;
1278
1279     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1280         time_t time([date timeIntervalSince1970]);
1281         if (metadata->first_ > time || metadata->first_ == 0)
1282             metadata->first_ = time;
1283     }
1284
1285     NSDate *date([package objectForKey:@"LastSeen"]);
1286     NSString *version([package objectForKey:@"LastVersion"]);
1287
1288     if (date != nil && version != nil) {
1289         time_t time([date timeIntervalSince1970]);
1290         if (metadata->last_ < time || metadata->last_ == 0)
1291             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1292                 size_t length(strlen(buffer));
1293                 uint16_t vhash(hashlittle(buffer, length));
1294
1295                 size_t capped(std::min<size_t>(8, length));
1296                 char *latest(buffer + length - capped);
1297
1298                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1299                 metadata->vhash_ = vhash;
1300
1301                 metadata->last_ = time;
1302             }
1303     }
1304 }
1305 // }}}
1306
1307 /* Source Class {{{ */
1308 @interface Source : NSObject {
1309     unsigned era_;
1310     Database *database_;
1311     metaIndex *index_;
1312
1313     CYString depiction_;
1314     CYString description_;
1315     CYString label_;
1316     CYString origin_;
1317     CYString support_;
1318
1319     CYString uri_;
1320     CYString distribution_;
1321     CYString type_;
1322     CYString base_;
1323     CYString version_;
1324
1325     _H<NSString> host_;
1326     _H<NSString> authority_;
1327
1328     CYString defaultIcon_;
1329
1330     _H<NSMutableDictionary> record_;
1331     BOOL trusted_;
1332 }
1333
1334 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool;
1335
1336 - (NSComparisonResult) compareByName:(Source *)source;
1337
1338 - (NSString *) depictionForPackage:(NSString *)package;
1339 - (NSString *) supportForPackage:(NSString *)package;
1340
1341 - (metaIndex *) metaIndex;
1342 - (NSDictionary *) record;
1343 - (BOOL) trusted;
1344
1345 - (NSString *) rooturi;
1346 - (NSString *) distribution;
1347 - (NSString *) type;
1348
1349 - (NSString *) key;
1350 - (NSString *) host;
1351
1352 - (NSString *) name;
1353 - (NSString *) shortDescription;
1354 - (NSString *) label;
1355 - (NSString *) origin;
1356 - (NSString *) version;
1357
1358 - (NSString *) defaultIcon;
1359 - (NSURL *) iconURL;
1360
1361 @end
1362
1363 @implementation Source
1364
1365 - (void) _clear {
1366     uri_.clear();
1367     distribution_.clear();
1368     type_.clear();
1369
1370     base_.clear();
1371
1372     description_.clear();
1373     label_.clear();
1374     origin_.clear();
1375     depiction_.clear();
1376     support_.clear();
1377     version_.clear();
1378     defaultIcon_.clear();
1379
1380     record_ = nil;
1381     host_ = nil;
1382     authority_ = nil;
1383 }
1384
1385 + (NSString *) webScriptNameForSelector:(SEL)selector {
1386     if (false);
1387     else if (selector == @selector(addSection:))
1388         return @"addSection";
1389     else if (selector == @selector(getField:))
1390         return @"getField";
1391     else if (selector == @selector(removeSection:))
1392         return @"removeSection";
1393     else if (selector == @selector(remove))
1394         return @"remove";
1395     else
1396         return nil;
1397 }
1398
1399 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1400     return [self webScriptNameForSelector:selector] == nil;
1401 }
1402
1403 + (NSArray *) _attributeKeys {
1404     return [NSArray arrayWithObjects:
1405         @"baseuri",
1406         @"distribution",
1407         @"host",
1408         @"key",
1409         @"iconuri",
1410         @"label",
1411         @"name",
1412         @"origin",
1413         @"rooturi",
1414         @"sections",
1415         @"shortDescription",
1416         @"trusted",
1417         @"type",
1418         @"version",
1419     nil];
1420 }
1421
1422 - (NSArray *) attributeKeys {
1423     return [[self class] _attributeKeys];
1424 }
1425
1426 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1427     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1428 }
1429
1430 - (metaIndex *) metaIndex {
1431     return index_;
1432 }
1433
1434 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1435     [self _clear];
1436
1437     trusted_ = index->IsTrusted();
1438
1439     uri_.set(pool, index->GetURI());
1440     distribution_.set(pool, index->GetDist());
1441     type_.set(pool, index->GetType());
1442
1443     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1444     if (dindex != NULL) {
1445         base_.set(pool, dindex->MetaIndexURI(""));
1446
1447         FileFd fd;
1448         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1449             _error->Discard();
1450         else {
1451             pkgTagFile tags(&fd);
1452
1453             pkgTagSection section;
1454             tags.Step(section);
1455
1456             struct {
1457                 const char *name_;
1458                 CYString *value_;
1459             } names[] = {
1460                 {"default-icon", &defaultIcon_},
1461                 {"depiction", &depiction_},
1462                 {"description", &description_},
1463                 {"label", &label_},
1464                 {"origin", &origin_},
1465                 {"support", &support_},
1466                 {"version", &version_},
1467             };
1468
1469             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1470                 const char *start, *end;
1471
1472                 if (section.Find(names[i].name_, start, end)) {
1473                     CYString &value(*names[i].value_);
1474                     value.set(pool, start, end - start);
1475                 }
1476             }
1477         }
1478     }
1479
1480     record_ = [Sources_ objectForKey:[self key]];
1481
1482     NSURL *url([NSURL URLWithString:uri_]);
1483
1484     host_ = [url host];
1485     if (host_ != nil)
1486         host_ = [host_ lowercaseString];
1487
1488     if (host_ != nil)
1489         authority_ = host_;
1490     else
1491         authority_ = [url path];
1492 }
1493
1494 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1495     if ((self = [super init]) != nil) {
1496         era_ = [database era];
1497         database_ = database;
1498         index_ = index;
1499
1500         [self setMetaIndex:index inPool:pool];
1501     } return self;
1502 }
1503
1504 - (NSString *) getField:(NSString *)name {
1505 @synchronized (database_) {
1506     if ([database_ era] != era_ || index_ == NULL)
1507         return nil;
1508
1509     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1510     if (dindex == NULL)
1511         return nil;
1512
1513     FileFd fd;
1514     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1515          _error->Discard();
1516          return nil;
1517     }
1518
1519     pkgTagFile tags(&fd);
1520
1521     pkgTagSection section;
1522     tags.Step(section);
1523
1524     const char *start, *end;
1525     if (!section.Find([name UTF8String], start, end))
1526         return (NSString *) [NSNull null];
1527
1528     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1529 } }
1530
1531 - (NSComparisonResult) compareByName:(Source *)source {
1532     NSString *lhs = [self name];
1533     NSString *rhs = [source name];
1534
1535     if ([lhs length] != 0 && [rhs length] != 0) {
1536         unichar lhc = [lhs characterAtIndex:0];
1537         unichar rhc = [rhs characterAtIndex:0];
1538
1539         if (isalpha(lhc) && !isalpha(rhc))
1540             return NSOrderedAscending;
1541         else if (!isalpha(lhc) && isalpha(rhc))
1542             return NSOrderedDescending;
1543     }
1544
1545     return [lhs compare:rhs options:LaxCompareOptions_];
1546 }
1547
1548 - (NSString *) depictionForPackage:(NSString *)package {
1549     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1550 }
1551
1552 - (NSString *) supportForPackage:(NSString *)package {
1553     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1554 }
1555
1556 - (NSArray *) sections {
1557     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1558 }
1559
1560 - (void) _addSection:(NSString *)section {
1561     if (record_ == nil)
1562         return;
1563     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1564         if (![sections containsObject:section]) {
1565             [sections addObject:section];
1566             Changed_ = true;
1567         }
1568     } else {
1569         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1570         Changed_ = true;
1571     }
1572 }
1573
1574 - (bool) addSection:(NSString *)section {
1575     if (record_ == nil)
1576         return false;
1577
1578     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1579     return true;
1580 }
1581
1582 - (void) _removeSection:(NSString *)section {
1583     if (record_ == nil)
1584         return;
1585
1586     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1587         if ([sections containsObject:section]) {
1588             [sections removeObject:section];
1589             Changed_ = true;
1590         }
1591 }
1592
1593 - (bool) removeSection:(NSString *)section {
1594     if (record_ == nil)
1595         return false;
1596
1597     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1598     return true;
1599 }
1600
1601 - (void) _remove {
1602     [Sources_ removeObjectForKey:[self key]];
1603     Changed_ = true;
1604 }
1605
1606 - (bool) remove {
1607     bool value(record_ != nil);
1608     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1609     return value;
1610 }
1611
1612 - (NSDictionary *) record {
1613     return record_;
1614 }
1615
1616 - (BOOL) trusted {
1617     return trusted_;
1618 }
1619
1620 - (NSString *) rooturi {
1621     return uri_;
1622 }
1623
1624 - (NSString *) distribution {
1625     return distribution_;
1626 }
1627
1628 - (NSString *) type {
1629     return type_;
1630 }
1631
1632 - (NSString *) baseuri {
1633     return base_.empty() ? nil : (id) base_;
1634 }
1635
1636 - (NSString *) iconuri {
1637     if (NSString *base = [self baseuri])
1638         return [base stringByAppendingString:@"CydiaIcon.png"];
1639
1640     return nil;
1641 }
1642
1643 - (NSURL *) iconURL {
1644     if (NSString *uri = [self iconuri])
1645         return [NSURL URLWithString:uri];
1646     return nil;
1647 }
1648
1649 - (NSString *) key {
1650     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1651 }
1652
1653 - (NSString *) host {
1654     return host_;
1655 }
1656
1657 - (NSString *) name {
1658     return origin_.empty() ? (id) authority_ : origin_;
1659 }
1660
1661 - (NSString *) shortDescription {
1662     return description_;
1663 }
1664
1665 - (NSString *) label {
1666     return label_.empty() ? (id) authority_ : label_;
1667 }
1668
1669 - (NSString *) origin {
1670     return origin_;
1671 }
1672
1673 - (NSString *) version {
1674     return version_;
1675 }
1676
1677 - (NSString *) defaultIcon {
1678     return defaultIcon_;
1679 }
1680
1681 @end
1682 /* }}} */
1683 /* CydiaOperation Class {{{ */
1684 @interface CydiaOperation : NSObject {
1685     _H<NSString> operator_;
1686     _H<NSString> value_;
1687 }
1688
1689 - (NSString *) operator;
1690 - (NSString *) value;
1691
1692 @end
1693
1694 @implementation CydiaOperation
1695
1696 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1697     if ((self = [super init]) != nil) {
1698         operator_ = [NSString stringWithUTF8String:_operator];
1699         value_ = [NSString stringWithUTF8String:value];
1700     } return self;
1701 }
1702
1703 + (NSArray *) _attributeKeys {
1704     return [NSArray arrayWithObjects:
1705         @"operator",
1706         @"value",
1707     nil];
1708 }
1709
1710 - (NSArray *) attributeKeys {
1711     return [[self class] _attributeKeys];
1712 }
1713
1714 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1715     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1716 }
1717
1718 - (NSString *) operator {
1719     return operator_;
1720 }
1721
1722 - (NSString *) value {
1723     return value_;
1724 }
1725
1726 @end
1727 /* }}} */
1728 /* CydiaClause Class {{{ */
1729 @interface CydiaClause : NSObject {
1730     _H<NSString> package_;
1731     _H<CydiaOperation> version_;
1732 }
1733
1734 - (NSString *) package;
1735 - (CydiaOperation *) version;
1736
1737 @end
1738
1739 @implementation CydiaClause
1740
1741 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1742     if ((self = [super init]) != nil) {
1743         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1744
1745         if (const char *version = dep.TargetVer())
1746             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1747         else
1748             version_ = (id) [NSNull null];
1749     } return self;
1750 }
1751
1752 + (NSArray *) _attributeKeys {
1753     return [NSArray arrayWithObjects:
1754         @"package",
1755         @"version",
1756     nil];
1757 }
1758
1759 - (NSArray *) attributeKeys {
1760     return [[self class] _attributeKeys];
1761 }
1762
1763 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1764     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1765 }
1766
1767 - (NSString *) package {
1768     return package_;
1769 }
1770
1771 - (CydiaOperation *) version {
1772     return version_;
1773 }
1774
1775 @end
1776 /* }}} */
1777 /* CydiaRelation Class {{{ */
1778 @interface CydiaRelation : NSObject {
1779     _H<NSString> relationship_;
1780     _H<NSMutableArray> clauses_;
1781 }
1782
1783 - (NSString *) relationship;
1784 - (NSArray *) clauses;
1785
1786 @end
1787
1788 @implementation CydiaRelation
1789
1790 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1791     if ((self = [super init]) != nil) {
1792         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
1793         clauses_ = [NSMutableArray arrayWithCapacity:8];
1794
1795         pkgCache::DepIterator start;
1796         pkgCache::DepIterator end;
1797         dep.GlobOr(start, end); // ++dep
1798
1799         _forever {
1800             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1801
1802             // yes, seriously. (wtf?)
1803             if (start == end)
1804                 break;
1805             ++start;
1806         }
1807     } return self;
1808 }
1809
1810 + (NSArray *) _attributeKeys {
1811     return [NSArray arrayWithObjects:
1812         @"clauses",
1813         @"relationship",
1814     nil];
1815 }
1816
1817 - (NSArray *) attributeKeys {
1818     return [[self class] _attributeKeys];
1819 }
1820
1821 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1822     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1823 }
1824
1825 - (NSString *) relationship {
1826     return relationship_;
1827 }
1828
1829 - (NSArray *) clauses {
1830     return clauses_;
1831 }
1832
1833 - (void) addClause:(CydiaClause *)clause {
1834     [clauses_ addObject:clause];
1835 }
1836
1837 @end
1838 /* }}} */
1839 /* Package Class {{{ */
1840 struct ParsedPackage {
1841     CYString md5sum_;
1842     CYString tagline_;
1843
1844     CYString architecture_;
1845     CYString icon_;
1846
1847     CYString depiction_;
1848     CYString homepage_;
1849     CYString author_;
1850
1851     CYString support_;
1852 };
1853
1854 @interface Package : NSObject {
1855     uint32_t era_ : 25;
1856     uint32_t role_ : 3;
1857     uint32_t essential_ : 1;
1858     uint32_t obsolete_ : 1;
1859     uint32_t ignored_ : 1;
1860     uint32_t pooled_ : 1;
1861
1862     apr_pool_t *pool_;
1863
1864     uint32_t rank_;
1865
1866     _transient Database *database_;
1867
1868     pkgCache::VerIterator version_;
1869     pkgCache::PkgIterator iterator_;
1870     pkgCache::VerFileIterator file_;
1871
1872     CYString id_;
1873     CYString name_;
1874
1875     CYString latest_;
1876     CYString installed_;
1877
1878     const char *section_;
1879     _transient NSString *section$_;
1880
1881     _H<Source> source_;
1882
1883     PackageValue *metadata_;
1884     ParsedPackage *parsed_;
1885
1886     _H<NSMutableArray> tags_;
1887 }
1888
1889 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1890 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1891
1892 - (pkgCache::PkgIterator) iterator;
1893 - (void) parse;
1894
1895 - (NSString *) section;
1896 - (NSString *) simpleSection;
1897
1898 - (NSString *) longSection;
1899 - (NSString *) shortSection;
1900
1901 - (NSString *) uri;
1902
1903 - (MIMEAddress *) maintainer;
1904 - (size_t) size;
1905 - (NSString *) longDescription;
1906 - (NSString *) shortDescription;
1907 - (unichar) index;
1908
1909 - (PackageValue *) metadata;
1910 - (time_t) seen;
1911
1912 - (bool) subscribed;
1913 - (bool) setSubscribed:(bool)subscribed;
1914
1915 - (BOOL) ignored;
1916
1917 - (NSString *) latest;
1918 - (NSString *) installed;
1919 - (BOOL) uninstalled;
1920
1921 - (BOOL) valid;
1922 - (BOOL) upgradableAndEssential:(BOOL)essential;
1923 - (BOOL) essential;
1924 - (BOOL) broken;
1925 - (BOOL) unfiltered;
1926 - (BOOL) visible;
1927
1928 - (BOOL) half;
1929 - (BOOL) halfConfigured;
1930 - (BOOL) halfInstalled;
1931 - (BOOL) hasMode;
1932 - (NSString *) mode;
1933
1934 - (NSString *) id;
1935 - (NSString *) name;
1936 - (UIImage *) icon;
1937 - (NSString *) homepage;
1938 - (NSString *) depiction;
1939 - (MIMEAddress *) author;
1940
1941 - (NSString *) support;
1942
1943 - (NSArray *) files;
1944 - (NSArray *) warnings;
1945 - (NSArray *) applications;
1946
1947 - (Source *) source;
1948
1949 - (uint32_t) rank;
1950 - (BOOL) matches:(NSArray *)query;
1951
1952 - (bool) hasSupportingRole;
1953 - (BOOL) hasTag:(NSString *)tag;
1954 - (NSString *) primaryPurpose;
1955 - (NSArray *) purposes;
1956 - (bool) isCommercial;
1957
1958 - (void) setIndex:(size_t)index;
1959
1960 - (CYString &) cyname;
1961
1962 - (uint32_t) compareBySection:(NSArray *)sections;
1963
1964 - (void) install;
1965 - (void) remove;
1966
1967 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query;
1968 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1969 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1970 - (bool) isVisibleInSection:(NSString *)section;
1971 - (bool) isVisibleInSource:(Source *)source;
1972
1973 @end
1974
1975 uint32_t PackageChangesRadix(Package *self, void *) {
1976     union {
1977         uint32_t key;
1978
1979         struct {
1980             uint32_t timestamp : 30;
1981             uint32_t ignored : 1;
1982             uint32_t upgradable : 1;
1983         } bits;
1984     } value;
1985
1986     bool upgradable([self upgradableAndEssential:YES]);
1987     value.bits.upgradable = upgradable ? 1 : 0;
1988
1989     if (upgradable) {
1990         value.bits.timestamp = 0;
1991         value.bits.ignored = [self ignored] ? 0 : 1;
1992         value.bits.upgradable = 1;
1993     } else {
1994         value.bits.timestamp = [self seen] >> 2;
1995         value.bits.ignored = 0;
1996         value.bits.upgradable = 0;
1997     }
1998
1999     return _not(uint32_t) - value.key;
2000 }
2001
2002 uint32_t PackagePrefixRadix(Package *self, void *context) {
2003     size_t offset(reinterpret_cast<size_t>(context));
2004     CYString &name([self cyname]);
2005
2006     size_t size(name.size());
2007     if (size == 0)
2008         return 0;
2009     char *text(name.data());
2010
2011     size_t zeros;
2012     if (!isdigit(text[0]))
2013         zeros = 0;
2014     else {
2015         size_t digits(1);
2016         while (size != digits && isdigit(text[digits]))
2017             if (++digits == 4)
2018                 break;
2019         zeros = 4 - digits;
2020     }
2021
2022     uint8_t data[4];
2023
2024     if (offset == 0 && zeros != 0) {
2025         memset(data, '0', zeros);
2026         memcpy(data + zeros, text, 4 - zeros);
2027     } else {
2028         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2029         if (size <= offset - zeros)
2030             return 0;
2031
2032         text += offset - zeros;
2033         size -= offset - zeros;
2034
2035         if (size >= 4)
2036             memcpy(data, text, 4);
2037         else {
2038             memcpy(data, text, size);
2039             memset(data + size, 0, 4 - size);
2040         }
2041
2042         for (size_t i(0); i != 4; ++i)
2043             if (isalpha(data[i]))
2044                 data[i] |= 0x20;
2045     }
2046
2047     if (offset == 0)
2048         if (data[0] == '@')
2049             data[0] = 0x7f;
2050         else
2051             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2052
2053     /* XXX: ntohl may be more honest */
2054     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2055 }
2056
2057 CYString &(*PackageName)(Package *self, SEL sel);
2058
2059 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2060     _profile(PackageNameCompare)
2061         CYString &lhi(PackageName(lhs, @selector(cyname)));
2062         CYString &rhi(PackageName(rhs, @selector(cyname)));
2063         CFStringRef lhn(lhi), rhn(rhi);
2064
2065         if (lhn == NULL)
2066             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2067         else if (rhn == NULL)
2068             return NSOrderedDescending;
2069
2070         _profile(PackageNameCompare$NumbersLast)
2071             if (!lhi.empty() && !rhi.empty()) {
2072                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2073                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2074                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2075                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2076                     return lha ? NSOrderedAscending : NSOrderedDescending;
2077             }
2078         _end
2079
2080         CFIndex length = CFStringGetLength(lhn);
2081
2082         _profile(PackageNameCompare$Compare)
2083             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2084         _end
2085     _end
2086 }
2087
2088 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2089     return PackageNameCompare(*lhs, *rhs, context);
2090 }
2091
2092 struct PackageNameOrdering :
2093     std::binary_function<Package *, Package *, bool>
2094 {
2095     _finline bool operator ()(Package *lhs, Package *rhs) const {
2096         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2097     }
2098 };
2099
2100 @implementation Package
2101
2102 - (NSString *) description {
2103     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2104 }
2105
2106 - (void) dealloc {
2107     if (!pooled_)
2108         apr_pool_destroy(pool_);
2109     if (parsed_ != NULL)
2110         delete parsed_;
2111     [super dealloc];
2112 }
2113
2114 + (NSString *) webScriptNameForSelector:(SEL)selector {
2115     if (false);
2116     else if (selector == @selector(clear))
2117         return @"clear";
2118     else if (selector == @selector(getField:))
2119         return @"getField";
2120     else if (selector == @selector(getRecord))
2121         return @"getRecord";
2122     else if (selector == @selector(hasTag:))
2123         return @"hasTag";
2124     else if (selector == @selector(install))
2125         return @"install";
2126     else if (selector == @selector(remove))
2127         return @"remove";
2128     else
2129         return nil;
2130 }
2131
2132 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2133     return [self webScriptNameForSelector:selector] == nil;
2134 }
2135
2136 + (NSArray *) _attributeKeys {
2137     return [NSArray arrayWithObjects:
2138         @"applications",
2139         @"architecture",
2140         @"author",
2141         @"depiction",
2142         @"essential",
2143         @"homepage",
2144         @"icon",
2145         @"id",
2146         @"installed",
2147         @"latest",
2148         @"longDescription",
2149         @"longSection",
2150         @"maintainer",
2151         @"md5sum",
2152         @"mode",
2153         @"name",
2154         @"purposes",
2155         @"relations",
2156         @"section",
2157         @"selection",
2158         @"shortDescription",
2159         @"shortSection",
2160         @"simpleSection",
2161         @"size",
2162         @"source",
2163         @"state",
2164         @"support",
2165         @"tags",
2166         @"warnings",
2167     nil];
2168 }
2169
2170 - (NSArray *) attributeKeys {
2171     return [[self class] _attributeKeys];
2172 }
2173
2174 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2175     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2176 }
2177
2178 - (NSArray *) relations {
2179 @synchronized (database_) {
2180     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2181     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2182         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2183     return relations;
2184 } }
2185
2186 - (NSString *) architecture {
2187     [self parse];
2188 @synchronized (database_) {
2189     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2190 } }
2191
2192 - (NSString *) getField:(NSString *)name {
2193 @synchronized (database_) {
2194     if ([database_ era] != era_ || file_.end())
2195         return nil;
2196
2197     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2198
2199     const char *start, *end;
2200     if (!parser.Find([name UTF8String], start, end))
2201         return (NSString *) [NSNull null];
2202
2203     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2204 } }
2205
2206 - (NSString *) getRecord {
2207 @synchronized (database_) {
2208     if ([database_ era] != era_ || file_.end())
2209         return nil;
2210
2211     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2212
2213     const char *start, *end;
2214     parser.GetRec(start, end);
2215
2216     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2217 } }
2218
2219 - (void) parse {
2220     if (parsed_ != NULL)
2221         return;
2222 @synchronized (database_) {
2223     if ([database_ era] != era_ || file_.end())
2224         return;
2225
2226     ParsedPackage *parsed(new ParsedPackage);
2227     parsed_ = parsed;
2228
2229     _profile(Package$parse)
2230         pkgRecords::Parser *parser;
2231
2232         _profile(Package$parse$Lookup)
2233             parser = &[database_ records]->Lookup(file_);
2234         _end
2235
2236         CYString bugs;
2237         CYString website;
2238
2239         _profile(Package$parse$Find)
2240             struct {
2241                 const char *name_;
2242                 CYString *value_;
2243             } names[] = {
2244                 {"architecture", &parsed->architecture_},
2245                 {"icon", &parsed->icon_},
2246                 {"depiction", &parsed->depiction_},
2247                 {"homepage", &parsed->homepage_},
2248                 {"website", &website},
2249                 {"bugs", &bugs},
2250                 {"support", &parsed->support_},
2251                 {"author", &parsed->author_},
2252                 {"md5sum", &parsed->md5sum_},
2253             };
2254
2255             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2256                 const char *start, *end;
2257
2258                 if (parser->Find(names[i].name_, start, end)) {
2259                     CYString &value(*names[i].value_);
2260                     _profile(Package$parse$Value)
2261                         value.set(pool_, start, end - start);
2262                     _end
2263                 }
2264             }
2265         _end
2266
2267         _profile(Package$parse$Tagline)
2268             const char *start, *end;
2269             if (parser->ShortDesc(start, end)) {
2270                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2271                 if (stop == NULL)
2272                     stop = end;
2273                 while (stop != start && stop[-1] == '\r')
2274                     --stop;
2275                 parsed->tagline_.set(pool_, start, stop - start);
2276             }
2277         _end
2278
2279         _profile(Package$parse$Retain)
2280             if (parsed->homepage_.empty())
2281                 parsed->homepage_ = website;
2282             if (parsed->homepage_ == parsed->depiction_)
2283                 parsed->homepage_.clear();
2284             if (parsed->support_.empty())
2285                 parsed->support_ = bugs;
2286         _end
2287     _end
2288 } }
2289
2290 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2291     if ((self = [super init]) != nil) {
2292     _profile(Package$initWithVersion)
2293         if (pool == NULL)
2294             apr_pool_create(&pool_, NULL);
2295         else {
2296             pool_ = pool;
2297             pooled_ = true;
2298         }
2299
2300         database_ = database;
2301         era_ = [database era];
2302
2303         version_ = version;
2304
2305         pkgCache::PkgIterator iterator(version.ParentPkg());
2306         iterator_ = iterator;
2307
2308         _profile(Package$initWithVersion$Version)
2309             if (!version_.end())
2310                 file_ = version_.FileList();
2311             else {
2312                 pkgCache &cache([database_ cache]);
2313                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2314             }
2315         _end
2316
2317         _profile(Package$initWithVersion$Cache)
2318             name_.set(NULL, iterator.Display());
2319
2320             latest_.set(NULL, StripVersion_(version_.VerStr()));
2321
2322             pkgCache::VerIterator current(iterator.CurrentVer());
2323             if (!current.end())
2324                 installed_.set(NULL, StripVersion_(current.VerStr()));
2325         _end
2326
2327         _profile(Package$initWithVersion$Tags)
2328             pkgCache::TagIterator tag(iterator.TagList());
2329             if (!tag.end()) {
2330                 tags_ = [NSMutableArray arrayWithCapacity:8];
2331
2332                 goto tag; for (; !tag.end(); ++tag) tag: {
2333                     const char *name(tag.Name());
2334                     NSString *string((NSString *) CYStringCreate(name));
2335                     if (string == nil)
2336                         continue;
2337
2338                     [tags_ addObject:[string autorelease]];
2339
2340                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2341                         if (strcmp(name + 6, "enduser") == 0)
2342                             role_ = 1;
2343                         else if (strcmp(name + 6, "hacker") == 0)
2344                             role_ = 2;
2345                         else if (strcmp(name + 6, "developer") == 0)
2346                             role_ = 3;
2347                         else if (strcmp(name + 6, "cydia") == 0)
2348                             role_ = 7;
2349                         else
2350                             role_ = 4;
2351                     }
2352
2353                     if (strncmp(name, "cydia::", 7) == 0) {
2354                         if (strcmp(name + 7, "essential") == 0)
2355                             essential_ = true;
2356                         else if (strcmp(name + 7, "obsolete") == 0)
2357                             obsolete_ = true;
2358                     }
2359                 }
2360             }
2361         _end
2362
2363         _profile(Package$initWithVersion$Metadata)
2364             const char *mixed(iterator.Name());
2365             size_t size(strlen(mixed));
2366             char lower[size + 1];
2367
2368             for (size_t i(0); i != size; ++i)
2369                 lower[i] = mixed[i] | 0x20;
2370             lower[size] = '\0';
2371
2372             PackageValue *metadata(PackageFind(lower, size));
2373             metadata_ = metadata;
2374
2375             id_.set(NULL, metadata->name_, size);
2376
2377             const char *latest(version_.VerStr());
2378             size_t length(strlen(latest));
2379
2380             uint16_t vhash(hashlittle(latest, length));
2381
2382             size_t capped(std::min<size_t>(8, length));
2383             latest = latest + length - capped;
2384
2385             if (metadata->first_ == 0)
2386                 metadata->first_ = now_;
2387
2388             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2389                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2390                 metadata->vhash_ = vhash;
2391                 metadata->last_ = now_;
2392             } else if (metadata->last_ == 0)
2393                 metadata->last_ = metadata->first_;
2394         _end
2395
2396         _profile(Package$initWithVersion$Section)
2397             section_ = version_.Section();
2398         _end
2399
2400         _profile(Package$initWithVersion$Flags)
2401             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2402             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2403         _end
2404     _end } return self;
2405 }
2406
2407 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2408     pkgCache::VerIterator version;
2409
2410     _profile(Package$packageWithIterator$GetCandidateVer)
2411         version = [database policy]->GetCandidateVer(iterator);
2412     _end
2413
2414     if (version.end())
2415         return nil;
2416
2417     Package *package;
2418
2419     _profile(Package$packageWithIterator$Allocate)
2420         package = [Package allocWithZone:zone];
2421     _end
2422
2423     _profile(Package$packageWithIterator$Initialize)
2424         package = [package
2425             initWithVersion:version
2426             withZone:zone
2427             inPool:pool
2428             database:database
2429         ];
2430     _end
2431
2432     _profile(Package$packageWithIterator$Autorelease)
2433         package = [package autorelease];
2434     _end
2435
2436     return package;
2437 }
2438
2439 - (pkgCache::PkgIterator) iterator {
2440     return iterator_;
2441 }
2442
2443 - (NSString *) section {
2444     if (section$_ == nil) {
2445         if (section_ == NULL)
2446             return nil;
2447
2448         _profile(Package$section$mappedSectionForPointer)
2449             section$_ = [database_ mappedSectionForPointer:section_];
2450         _end
2451     } return section$_;
2452 }
2453
2454 - (NSString *) simpleSection {
2455     if (NSString *section = [self section])
2456         return Simplify(section);
2457     else
2458         return nil;
2459 }
2460
2461 - (NSString *) longSection {
2462     return LocalizeSection([self section]);
2463 }
2464
2465 - (NSString *) shortSection {
2466     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2467 }
2468
2469 - (NSString *) uri {
2470     return nil;
2471 #if 0
2472     pkgIndexFile *index;
2473     pkgCache::PkgFileIterator file(file_.File());
2474     if (![database_ list].FindIndex(file, index))
2475         return nil;
2476     return [NSString stringWithUTF8String:iterator_->Path];
2477     //return [NSString stringWithUTF8String:file.Site()];
2478     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2479 #endif
2480 }
2481
2482 - (MIMEAddress *) maintainer {
2483 @synchronized (database_) {
2484     if ([database_ era] != era_ || file_.end())
2485         return nil;
2486
2487     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2488     const std::string &maintainer(parser->Maintainer());
2489     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2490 } }
2491
2492 - (NSString *) md5sum {
2493     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2494 }
2495
2496 - (size_t) size {
2497 @synchronized (database_) {
2498     if ([database_ era] != era_ || version_.end())
2499         return 0;
2500
2501     return version_->InstalledSize;
2502 } }
2503
2504 - (NSString *) longDescription {
2505 @synchronized (database_) {
2506     if ([database_ era] != era_ || file_.end())
2507         return nil;
2508
2509     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2510     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2511
2512     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2513     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2514     if ([lines count] < 2)
2515         return nil;
2516
2517     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2518     for (size_t i(1), e([lines count]); i != e; ++i) {
2519         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2520         [trimmed addObject:trim];
2521     }
2522
2523     return [trimmed componentsJoinedByString:@"\n"];
2524 } }
2525
2526 - (NSString *) shortDescription {
2527     if (parsed_ != NULL)
2528         return static_cast<NSString *>(parsed_->tagline_);
2529
2530 @synchronized (database_) {
2531     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2532
2533     const char *start, *end;
2534     if (!parser.ShortDesc(start, end))
2535         return nil;
2536
2537     if (end - start > 200)
2538         end = start + 200;
2539
2540     /*
2541     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2542         end = stop;
2543
2544     while (end != start && end[-1] == '\r')
2545         --end;
2546     */
2547
2548     return [(id) CYStringCreate(start, end - start) autorelease];
2549 } }
2550
2551 - (unichar) index {
2552     _profile(Package$index)
2553         CFStringRef name((CFStringRef) [self name]);
2554         if (CFStringGetLength(name) == 0)
2555             return '#';
2556         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2557         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2558             return '#';
2559         return toupper(character);
2560     _end
2561 }
2562
2563 - (PackageValue *) metadata {
2564     return metadata_;
2565 }
2566
2567 - (time_t) seen {
2568     PackageValue *metadata([self metadata]);
2569     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2570 }
2571
2572 - (bool) subscribed {
2573     return [self metadata]->subscribed_;
2574 }
2575
2576 - (bool) setSubscribed:(bool)subscribed {
2577     PackageValue *metadata([self metadata]);
2578     if (metadata->subscribed_ == subscribed)
2579         return false;
2580     metadata->subscribed_ = subscribed;
2581     return true;
2582 }
2583
2584 - (BOOL) ignored {
2585     return ignored_;
2586 }
2587
2588 - (NSString *) latest {
2589     return latest_;
2590 }
2591
2592 - (NSString *) installed {
2593     return installed_;
2594 }
2595
2596 - (BOOL) uninstalled {
2597     return installed_.empty();
2598 }
2599
2600 - (BOOL) valid {
2601     return !version_.end();
2602 }
2603
2604 - (BOOL) upgradableAndEssential:(BOOL)essential {
2605     _profile(Package$upgradableAndEssential)
2606         pkgCache::VerIterator current(iterator_.CurrentVer());
2607         if (current.end())
2608             return essential && essential_;
2609         else
2610             return !version_.end() && version_ != current;
2611     _end
2612 }
2613
2614 - (BOOL) essential {
2615     return essential_;
2616 }
2617
2618 - (BOOL) broken {
2619     return [database_ cache][iterator_].InstBroken();
2620 }
2621
2622 - (BOOL) unfiltered {
2623     _profile(Package$unfiltered$obsolete)
2624         if (_unlikely(obsolete_))
2625             return false;
2626     _end
2627
2628     _profile(Package$unfiltered$hasSupportingRole)
2629         if (_unlikely(![self hasSupportingRole]))
2630             return false;
2631     _end
2632
2633     return true;
2634 }
2635
2636 - (BOOL) visible {
2637     if (![self unfiltered])
2638         return false;
2639
2640     NSString *section;
2641
2642     _profile(Package$visible$section)
2643         section = [self section];
2644     _end
2645
2646     _profile(Package$visible$isSectionVisible)
2647         if (!isSectionVisible(section))
2648             return false;
2649     _end
2650
2651     return true;
2652 }
2653
2654 - (BOOL) half {
2655     unsigned char current(iterator_->CurrentState);
2656     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2657 }
2658
2659 - (BOOL) halfConfigured {
2660     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2661 }
2662
2663 - (BOOL) halfInstalled {
2664     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2665 }
2666
2667 - (BOOL) hasMode {
2668 @synchronized (database_) {
2669     if ([database_ era] != era_ || iterator_.end())
2670         return nil;
2671
2672     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2673     return state.Mode != pkgDepCache::ModeKeep;
2674 } }
2675
2676 - (NSString *) mode {
2677 @synchronized (database_) {
2678     if ([database_ era] != era_ || iterator_.end())
2679         return nil;
2680
2681     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2682
2683     switch (state.Mode) {
2684         case pkgDepCache::ModeDelete:
2685             if ((state.iFlags & pkgDepCache::Purge) != 0)
2686                 return @"PURGE";
2687             else
2688                 return @"REMOVE";
2689         case pkgDepCache::ModeKeep:
2690             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2691                 return @"REINSTALL";
2692             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2693                 return nil;*/
2694             else
2695                 return nil;
2696         case pkgDepCache::ModeInstall:
2697             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2698                 return @"REINSTALL";
2699             else*/ switch (state.Status) {
2700                 case -1:
2701                     return @"DOWNGRADE";
2702                 case 0:
2703                     return @"INSTALL";
2704                 case 1:
2705                     return @"UPGRADE";
2706                 case 2:
2707                     return @"NEW_INSTALL";
2708                 _nodefault
2709             }
2710         _nodefault
2711     }
2712 } }
2713
2714 - (NSString *) id {
2715     return id_;
2716 }
2717
2718 - (NSString *) name {
2719     return name_.empty() ? id_ : name_;
2720 }
2721
2722 - (UIImage *) icon {
2723     NSString *section = [self simpleSection];
2724
2725     UIImage *icon(nil);
2726     if (parsed_ != NULL)
2727         if (NSString *href = parsed_->icon_)
2728             if ([href hasPrefix:@"file:///"])
2729                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2730     if (icon == nil) if (section != nil)
2731         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
2732     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2733         if ([dicon hasPrefix:@"file:///"])
2734             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2735     if (icon == nil)
2736         icon = [UIImage applicationImageNamed:@"unknown.png"];
2737     return icon;
2738 }
2739
2740 - (NSString *) homepage {
2741     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2742 }
2743
2744 - (NSString *) depiction {
2745     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2746 }
2747
2748 - (MIMEAddress *) author {
2749     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
2750 }
2751
2752 - (NSString *) support {
2753     return parsed_ != NULL && !parsed_->support_.empty() ? parsed_->support_ : [[self source] supportForPackage:id_];
2754 }
2755
2756 - (NSArray *) files {
2757     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2758     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2759
2760     std::ifstream fin;
2761     fin.open([path UTF8String]);
2762     if (!fin.is_open())
2763         return nil;
2764
2765     std::string line;
2766     while (std::getline(fin, line))
2767         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2768
2769     return files;
2770 }
2771
2772 - (NSString *) state {
2773 @synchronized (database_) {
2774     if ([database_ era] != era_ || file_.end())
2775         return nil;
2776
2777     switch (iterator_->CurrentState) {
2778         case pkgCache::State::NotInstalled:
2779             return @"NotInstalled";
2780         case pkgCache::State::UnPacked:
2781             return @"UnPacked";
2782         case pkgCache::State::HalfConfigured:
2783             return @"HalfConfigured";
2784         case pkgCache::State::HalfInstalled:
2785             return @"HalfInstalled";
2786         case pkgCache::State::ConfigFiles:
2787             return @"ConfigFiles";
2788         case pkgCache::State::Installed:
2789             return @"Installed";
2790         case pkgCache::State::TriggersAwaited:
2791             return @"TriggersAwaited";
2792         case pkgCache::State::TriggersPending:
2793             return @"TriggersPending";
2794     }
2795
2796     return (NSString *) [NSNull null];
2797 } }
2798
2799 - (NSString *) selection {
2800 @synchronized (database_) {
2801     if ([database_ era] != era_ || file_.end())
2802         return nil;
2803
2804     switch (iterator_->SelectedState) {
2805         case pkgCache::State::Unknown:
2806             return @"Unknown";
2807         case pkgCache::State::Install:
2808             return @"Install";
2809         case pkgCache::State::Hold:
2810             return @"Hold";
2811         case pkgCache::State::DeInstall:
2812             return @"DeInstall";
2813         case pkgCache::State::Purge:
2814             return @"Purge";
2815     }
2816
2817     return (NSString *) [NSNull null];
2818 } }
2819
2820 - (NSArray *) warnings {
2821     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2822     const char *name(iterator_.Name());
2823
2824     size_t length(strlen(name));
2825     if (length < 2) invalid:
2826         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2827     else for (size_t i(0); i != length; ++i)
2828         if (
2829             /* XXX: technically this is not allowed */
2830             (name[i] < 'A' || name[i] > 'Z') &&
2831             (name[i] < 'a' || name[i] > 'z') &&
2832             (name[i] < '0' || name[i] > '9') &&
2833             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2834         ) goto invalid;
2835
2836     if (strcmp(name, "cydia") != 0) {
2837         bool cydia = false;
2838         bool user = false;
2839         bool _private = false;
2840         bool stash = false;
2841
2842         bool repository = [[self section] isEqualToString:@"Repositories"];
2843
2844         if (NSArray *files = [self files])
2845             for (NSString *file in files)
2846                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2847                     cydia = true;
2848                 else if (!user && [file isEqualToString:@"/User"])
2849                     user = true;
2850                 else if (!_private && [file isEqualToString:@"/private"])
2851                     _private = true;
2852                 else if (!stash && [file isEqualToString:@"/var/stash"])
2853                     stash = true;
2854
2855         /* XXX: this is not sensitive enough. only some folders are valid. */
2856         if (cydia && !repository)
2857             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2858         if (user)
2859             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2860         if (_private)
2861             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2862         if (stash)
2863             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2864     }
2865
2866     return [warnings count] == 0 ? nil : warnings;
2867 }
2868
2869 - (NSArray *) applications {
2870     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2871
2872     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2873
2874     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2875     if (NSArray *files = [self files])
2876         for (NSString *file in files)
2877             if (application_r(file)) {
2878                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2879                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2880                 if ([id isEqualToString:me])
2881                     continue;
2882
2883                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2884                 if (display == nil)
2885                     display = application_r[1];
2886
2887                 NSString *bundle([file stringByDeletingLastPathComponent]);
2888                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2889                 // XXX: maybe this should check if this is really a string, not just for length
2890                 if (icon == nil || ![icon respondsToSelector:@selector(length)] || [icon length] == 0)
2891                     icon = @"icon.png";
2892                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2893
2894                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2895                 [applications addObject:application];
2896
2897                 [application addObject:id];
2898                 [application addObject:display];
2899                 [application addObject:url];
2900             }
2901
2902     return [applications count] == 0 ? nil : applications;
2903 }
2904
2905 - (Source *) source {
2906     if (source_ == nil) {
2907         @synchronized (database_) {
2908             if ([database_ era] != era_ || file_.end())
2909                 source_ = (Source *) [NSNull null];
2910             else
2911                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
2912         }
2913     }
2914
2915     return source_ == (Source *) [NSNull null] ? nil : source_;
2916 }
2917
2918 - (uint32_t) rank {
2919     return rank_;
2920 }
2921
2922 - (BOOL) matches:(NSArray *)query {
2923     if (query == nil || [query count] == 0)
2924         return NO;
2925
2926     rank_ = 0;
2927
2928     NSString *string;
2929     NSRange range;
2930     NSUInteger length;
2931
2932     string = [self name];
2933     length = [string length];
2934
2935     for (NSString *term in query) {
2936         range = [string rangeOfString:term options:MatchCompareOptions_];
2937         if (range.location != NSNotFound)
2938             rank_ -= 6 * 1000000 / length;
2939     }
2940
2941     if (rank_ == 0) {
2942         string = [self id];
2943         length = [string length];
2944
2945         for (NSString *term in query) {
2946             range = [string rangeOfString:term options:MatchCompareOptions_];
2947             if (range.location != NSNotFound)
2948                 rank_ -= 6 * 1000000 / length;
2949         }
2950     }
2951
2952     string = [self shortDescription];
2953     length = [string length];
2954     NSUInteger stop(std::min<NSUInteger>(length, 200));
2955
2956     for (NSString *term in query) {
2957         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
2958         if (range.location != NSNotFound)
2959             rank_ -= 2 * 100000;
2960     }
2961
2962     return rank_ != 0;
2963 }
2964
2965 - (bool) hasSupportingRole {
2966     if (role_ == 0)
2967         return true;
2968     if (role_ == 1)
2969         return true;
2970     if ([Role_ isEqualToString:@"User"])
2971         return false;
2972     if (role_ == 2)
2973         return true;
2974     if ([Role_ isEqualToString:@"Hacker"])
2975         return false;
2976     if (role_ == 3)
2977         return true;
2978     if ([Role_ isEqualToString:@"Developer"])
2979         return false;
2980     _assert(false);
2981 }
2982
2983 - (NSArray *) tags {
2984     return tags_;
2985 }
2986
2987 - (BOOL) hasTag:(NSString *)tag {
2988     return tags_ == nil ? NO : [tags_ containsObject:tag];
2989 }
2990
2991 - (NSString *) primaryPurpose {
2992     for (NSString *tag in (NSArray *) tags_)
2993         if ([tag hasPrefix:@"purpose::"])
2994             return [tag substringFromIndex:9];
2995     return nil;
2996 }
2997
2998 - (NSArray *) purposes {
2999     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3000     for (NSString *tag in (NSArray *) tags_)
3001         if ([tag hasPrefix:@"purpose::"])
3002             [purposes addObject:[tag substringFromIndex:9]];
3003     return [purposes count] == 0 ? nil : purposes;
3004 }
3005
3006 - (bool) isCommercial {
3007     return [self hasTag:@"cydia::commercial"];
3008 }
3009
3010 - (void) setIndex:(size_t)index {
3011     if (metadata_->index_ != index)
3012         metadata_->index_ = index;
3013 }
3014
3015 - (CYString &) cyname {
3016     return name_.empty() ? id_ : name_;
3017 }
3018
3019 - (uint32_t) compareBySection:(NSArray *)sections {
3020     NSString *section([self section]);
3021     for (size_t i(0), e([sections count]); i != e; ++i) {
3022         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3023             return i;
3024     }
3025
3026     return _not(uint32_t);
3027 }
3028
3029 - (void) clear {
3030 @synchronized (database_) {
3031     pkgProblemResolver *resolver = [database_ resolver];
3032     resolver->Clear(iterator_);
3033
3034     pkgCacheFile &cache([database_ cache]);
3035     cache->SetReInstall(iterator_, false);
3036     cache->MarkKeep(iterator_, false);
3037 } }
3038
3039 - (void) install {
3040 @synchronized (database_) {
3041     pkgProblemResolver *resolver = [database_ resolver];
3042     resolver->Clear(iterator_);
3043     resolver->Protect(iterator_);
3044
3045     pkgCacheFile &cache([database_ cache]);
3046     cache->SetReInstall(iterator_, false);
3047     cache->MarkInstall(iterator_, false);
3048
3049     pkgDepCache::StateCache &state((*cache)[iterator_]);
3050     if (!state.Install())
3051         cache->SetReInstall(iterator_, true);
3052 } }
3053
3054 - (void) remove {
3055 @synchronized (database_) {
3056     pkgProblemResolver *resolver = [database_ resolver];
3057     resolver->Clear(iterator_);
3058     resolver->Remove(iterator_);
3059     resolver->Protect(iterator_);
3060
3061     pkgCacheFile &cache([database_ cache]);
3062     cache->SetReInstall(iterator_, false);
3063     cache->MarkDelete(iterator_, true);
3064 } }
3065
3066 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query {
3067     _profile(Package$isUnfilteredAndSearchedForBy)
3068         bool value(true);
3069
3070         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3071             value &= [self unfiltered];
3072         _end
3073
3074         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3075             value &= [self matches:query];
3076         _end
3077
3078         return value;
3079     _end
3080 }
3081
3082 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3083     if ([search length] == 0)
3084         return false;
3085
3086     _profile(Package$isUnfilteredAndSelectedForBy)
3087         bool value(true);
3088
3089         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3090             value &= [self unfiltered];
3091         _end
3092
3093         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3094             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3095         _end
3096
3097         return value;
3098     _end
3099 }
3100
3101 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3102     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3103 }
3104
3105 - (bool) isVisibleInSection:(NSString *)name {
3106     NSString *section([self section]);
3107
3108     return (
3109         name == nil ||
3110         section == nil && [name length] == 0 ||
3111         [name isEqualToString:section]
3112     ) && [self visible];
3113 }
3114
3115 - (bool) isVisibleInSource:(Source *)source {
3116     return [self source] == source && [self visible];
3117 }
3118
3119 @end
3120 /* }}} */
3121 /* Section Class {{{ */
3122 @interface Section : NSObject {
3123     _H<NSString> name_;
3124     unichar index_;
3125     size_t row_;
3126     size_t count_;
3127     _H<NSString> localized_;
3128 }
3129
3130 - (NSComparisonResult) compareByLocalized:(Section *)section;
3131 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3132 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3133 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3134 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3135 - (NSString *) name;
3136 - (unichar) index;
3137
3138 - (size_t) row;
3139 - (size_t) count;
3140
3141 - (void) addToRow;
3142 - (void) addToCount;
3143
3144 - (void) setCount:(size_t)count;
3145 - (NSString *) localized;
3146
3147 @end
3148
3149 @implementation Section
3150
3151 - (NSComparisonResult) compareByLocalized:(Section *)section {
3152     NSString *lhs(localized_);
3153     NSString *rhs([section localized]);
3154
3155     /*if ([lhs length] != 0 && [rhs length] != 0) {
3156         unichar lhc = [lhs characterAtIndex:0];
3157         unichar rhc = [rhs characterAtIndex:0];
3158
3159         if (isalpha(lhc) && !isalpha(rhc))
3160             return NSOrderedAscending;
3161         else if (!isalpha(lhc) && isalpha(rhc))
3162             return NSOrderedDescending;
3163     }*/
3164
3165     return [lhs compare:rhs options:LaxCompareOptions_];
3166 }
3167
3168 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3169     if ((self = [self initWithName:name localize:NO]) != nil) {
3170         if (localized != nil)
3171             localized_ = localized;
3172     } return self;
3173 }
3174
3175 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3176     return [self initWithName:name row:0 localize:localize];
3177 }
3178
3179 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3180     if ((self = [super init]) != nil) {
3181         name_ = name;
3182         index_ = '\0';
3183         row_ = row;
3184         if (localize)
3185             localized_ = LocalizeSection(name_);
3186     } return self;
3187 }
3188
3189 /* XXX: localize the index thingees */
3190 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3191     if ((self = [super init]) != nil) {
3192         name_ = [NSString stringWithCharacters:&index length:1];
3193         index_ = index;
3194         row_ = row;
3195     } return self;
3196 }
3197
3198 - (NSString *) name {
3199     return name_;
3200 }
3201
3202 - (unichar) index {
3203     return index_;
3204 }
3205
3206 - (size_t) row {
3207     return row_;
3208 }
3209
3210 - (size_t) count {
3211     return count_;
3212 }
3213
3214 - (void) addToRow {
3215     ++row_;
3216 }
3217
3218 - (void) addToCount {
3219     ++count_;
3220 }
3221
3222 - (void) setCount:(size_t)count {
3223     count_ = count;
3224 }
3225
3226 - (NSString *) localized {
3227     return localized_;
3228 }
3229
3230 @end
3231 /* }}} */
3232
3233 class CydiaLogCleaner :
3234     public pkgArchiveCleaner
3235 {
3236   protected:
3237     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3238         unlink(File);
3239     }
3240 };
3241
3242 /* Database Implementation {{{ */
3243 @implementation Database
3244
3245 + (Database *) sharedInstance {
3246     static _H<Database> instance;
3247     if (instance == nil)
3248         instance = [[[Database alloc] init] autorelease];
3249     return instance;
3250 }
3251
3252 - (unsigned) era {
3253     return era_;
3254 }
3255
3256 - (void) releasePackages {
3257     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3258     CFArrayRemoveAllValues(packages_);
3259 }
3260
3261 - (void) dealloc {
3262     // XXX: actually implement this thing
3263     _assert(false);
3264     [self releasePackages];
3265     apr_pool_destroy(pool_);
3266     NSRecycleZone(zone_);
3267     [super dealloc];
3268 }
3269
3270 - (void) _readCydia:(NSNumber *)fd {
3271     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3272     std::istream is(&ib);
3273     std::string line;
3274
3275     static Pcre finish_r("^finish:([^:]*)$");
3276
3277     while (std::getline(is, line)) {
3278         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3279
3280         const char *data(line.c_str());
3281         size_t size = line.size();
3282         lprintf("C:%s\n", data);
3283
3284         if (finish_r(data, size)) {
3285             NSString *finish = finish_r[1];
3286             int index = [Finishes_ indexOfObject:finish];
3287             if (index != INT_MAX && index > Finish_)
3288                 Finish_ = index;
3289         }
3290
3291         [pool release];
3292     }
3293
3294     _assume(false);
3295 }
3296
3297 - (void) _readStatus:(NSNumber *)fd {
3298     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3299     std::istream is(&ib);
3300     std::string line;
3301
3302     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3303     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3304
3305     while (std::getline(is, line)) {
3306         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3307
3308         const char *data(line.c_str());
3309         size_t size(line.size());
3310         lprintf("S:%s\n", data);
3311
3312         if (conffile_r(data, size)) {
3313             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3314             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3315         } else if (strncmp(data, "status: ", 8) == 0) {
3316             // status: <package>: {unpacked,half-configured,installed}
3317             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3318             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3319         } else if (strncmp(data, "processing: ", 12) == 0) {
3320             // processing: configure: config-test
3321             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3322             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3323         } else if (pmstatus_r(data, size)) {
3324             std::string type([pmstatus_r[1] UTF8String]);
3325
3326             NSString *package = pmstatus_r[2];
3327             if ([package isEqualToString:@"dpkg-exec"])
3328                 package = nil;
3329
3330             float percent([pmstatus_r[3] floatValue]);
3331             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3332
3333             NSString *string = pmstatus_r[4];
3334
3335             if (type == "pmerror") {
3336                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3337                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3338             } else if (type == "pmstatus") {
3339                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3340                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3341             } else if (type == "pmconffile")
3342                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3343             else
3344                 lprintf("E:unknown pmstatus\n");
3345         } else
3346             lprintf("E:unknown status\n");
3347
3348         [pool release];
3349     }
3350
3351     _assume(false);
3352 }
3353
3354 - (void) _readOutput:(NSNumber *)fd {
3355     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3356     std::istream is(&ib);
3357     std::string line;
3358
3359     while (std::getline(is, line)) {
3360         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3361
3362         lprintf("O:%s\n", line.c_str());
3363
3364         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3365         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3366
3367         [pool release];
3368     }
3369
3370     _assume(false);
3371 }
3372
3373 - (FILE *) input {
3374     return input_;
3375 }
3376
3377 - (Package *) packageWithName:(NSString *)name {
3378     if (name == nil)
3379         return nil;
3380 @synchronized (self) {
3381     if (static_cast<pkgDepCache *>(cache_) == NULL)
3382         return nil;
3383     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3384     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3385 } }
3386
3387 - (id) init {
3388     if ((self = [super init]) != nil) {
3389         policy_ = NULL;
3390         records_ = NULL;
3391         resolver_ = NULL;
3392         fetcher_ = NULL;
3393         lock_ = NULL;
3394
3395         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3396         apr_pool_create(&pool_, NULL);
3397
3398         size_t capacity(MetaFile_->active_);
3399         if (capacity == 0)
3400             capacity = 16384;
3401         else
3402             capacity += 1024;
3403
3404         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3405         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3406
3407         int fds[2];
3408
3409         _assert(pipe(fds) != -1);
3410         cydiafd_ = fds[1];
3411
3412         _config->Set("APT::Keep-Fds::", cydiafd_);
3413         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3414
3415         [NSThread
3416             detachNewThreadSelector:@selector(_readCydia:)
3417             toTarget:self
3418             withObject:[NSNumber numberWithInt:fds[0]]
3419         ];
3420
3421         _assert(pipe(fds) != -1);
3422         statusfd_ = fds[1];
3423
3424         [NSThread
3425             detachNewThreadSelector:@selector(_readStatus:)
3426             toTarget:self
3427             withObject:[NSNumber numberWithInt:fds[0]]
3428         ];
3429
3430         _assert(pipe(fds) != -1);
3431         _assert(dup2(fds[0], 0) != -1);
3432         _assert(close(fds[0]) != -1);
3433
3434         input_ = fdopen(fds[1], "a");
3435
3436         _assert(pipe(fds) != -1);
3437         _assert(dup2(fds[1], 1) != -1);
3438         _assert(close(fds[1]) != -1);
3439
3440         [NSThread
3441             detachNewThreadSelector:@selector(_readOutput:)
3442             toTarget:self
3443             withObject:[NSNumber numberWithInt:fds[0]]
3444         ];
3445     } return self;
3446 }
3447
3448 - (pkgCacheFile &) cache {
3449     return cache_;
3450 }
3451
3452 - (pkgDepCache::Policy *) policy {
3453     return policy_;
3454 }
3455
3456 - (pkgRecords *) records {
3457     return records_;
3458 }
3459
3460 - (pkgProblemResolver *) resolver {
3461     return resolver_;
3462 }
3463
3464 - (pkgAcquire &) fetcher {
3465     return *fetcher_;
3466 }
3467
3468 - (pkgSourceList &) list {
3469     return *list_;
3470 }
3471
3472 - (NSArray *) packages {
3473     return (NSArray *) packages_;
3474 }
3475
3476 - (NSArray *) sources {
3477     return sourceList_;
3478 }
3479
3480 - (Source *) sourceWithKey:(NSString *)key {
3481     for (Source *source in [self sources]) {
3482         if ([[source key] isEqualToString:key])
3483             return source;
3484     } return nil;
3485 }
3486
3487 - (bool) popErrorWithTitle:(NSString *)title {
3488     bool fatal(false);
3489
3490     while (!_error->empty()) {
3491         std::string error;
3492         bool warning(!_error->PopMessage(error));
3493         if (!warning)
3494             fatal = true;
3495
3496         for (;;) {
3497             size_t size(error.size());
3498             if (size == 0 || error[size - 1] != '\n')
3499                 break;
3500             error.resize(size - 1);
3501         }
3502
3503         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3504
3505         static Pcre no_pubkey("^GPG error:.* NO_PUBKEY .*$");
3506         if (warning && no_pubkey(error.c_str()))
3507             continue;
3508
3509         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3510     }
3511
3512     return fatal;
3513 }
3514
3515 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3516     return [self popErrorWithTitle:title] || !success;
3517 }
3518
3519 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3520 @synchronized (self) {
3521     ++era_;
3522
3523     [self releasePackages];
3524
3525     sourceMap_.clear();
3526     [sourceList_ removeAllObjects];
3527
3528     _error->Discard();
3529
3530     delete list_;
3531     list_ = NULL;
3532     manager_ = NULL;
3533     delete lock_;
3534     lock_ = NULL;
3535     delete fetcher_;
3536     fetcher_ = NULL;
3537     delete resolver_;
3538     resolver_ = NULL;
3539     delete records_;
3540     records_ = NULL;
3541     delete policy_;
3542     policy_ = NULL;
3543
3544     cache_.Close();
3545
3546     apr_pool_clear(pool_);
3547
3548     NSRecycleZone(zone_);
3549     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3550
3551     int chk(creat("/tmp/cydia.chk", 0644));
3552     if (chk != -1)
3553         close(chk);
3554
3555     if (invocation != nil)
3556         [invocation invoke];
3557
3558     NSString *title(UCLocalize("DATABASE"));
3559
3560     list_ = new pkgSourceList();
3561     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3562         return;
3563
3564     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3565         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3566         [sourceList_ addObject:object];
3567     }
3568
3569     _trace();
3570     OpProgress progress;
3571   open:
3572     if (!cache_.Open(progress, true)) {
3573         // XXX: what if there are errors, but Open() == true? this should be merged with popError:
3574         while (!_error->empty()) {
3575             std::string error;
3576             bool warning(!_error->PopMessage(error));
3577
3578             lprintf("cache_.Open():[%s]\n", error.c_str());
3579
3580             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3581
3582             SEL repair(NULL);
3583             if (false);
3584             else if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3585                 repair = @selector(configure);
3586             //else if (error == "The package lists or status file could not be parsed or opened.")
3587             //    repair = @selector(update);
3588             // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3589             // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3590             // else if (error == "Malformed Status line")
3591             // else if (error == "The list of sources could not be read.")
3592
3593             if (repair != NULL) {
3594                 _error->Discard();
3595                 [delegate_ repairWithSelector:repair];
3596                 goto open;
3597             }
3598         }
3599
3600         return;
3601     }
3602     _trace();
3603
3604     unlink("/tmp/cydia.chk");
3605
3606     now_ = [[NSDate date] timeIntervalSince1970];
3607
3608     policy_ = new pkgDepCache::Policy();
3609     records_ = new pkgRecords(cache_);
3610     resolver_ = new pkgProblemResolver(cache_);
3611     fetcher_ = new pkgAcquire(&status_);
3612     lock_ = NULL;
3613
3614     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3615         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3616         return;
3617     }
3618
3619     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3620         return;
3621
3622     if (cache_->BrokenCount() != 0) {
3623         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3624             return;
3625
3626         if (cache_->BrokenCount() != 0) {
3627             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3628             return;
3629         }
3630
3631         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3632             return;
3633     }
3634
3635     for (Source *object in (id) sourceList_) {
3636         metaIndex *source([object metaIndex]);
3637         std::vector<pkgIndexFile *> *indices = source->GetIndexFiles();
3638         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3639             // XXX: this could be more intelligent
3640             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3641                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3642                 if (!cached.end())
3643                     sourceMap_[cached->ID] = object;
3644             }
3645     }
3646
3647     {
3648         /*std::vector<Package *> packages;
3649         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3650         packages_ = nil;*/
3651
3652         _trace();
3653
3654         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3655             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3656                 //packages.push_back(package);
3657                 CFArrayAppendValue(packages_, CFRetain(package));
3658
3659         _trace();
3660
3661         /*if (packages.empty())
3662             packages_ = [[NSArray alloc] init];
3663         else
3664             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3665         _trace();*/
3666
3667         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3668         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3669         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3670
3671         /*_trace();
3672         PrintTimes();
3673         _trace();*/
3674
3675         _trace();
3676
3677         /*if (!packages.empty())
3678             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3679         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3680
3681         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3682
3683         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3684
3685         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3686
3687         _trace();
3688
3689         size_t count(CFArrayGetCount(packages_));
3690         MetaFile_->active_ = count;
3691
3692         for (size_t index(0); index != count; ++index)
3693             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3694
3695         _trace();
3696     }
3697 } }
3698
3699 - (void) clear {
3700 @synchronized (self) {
3701     delete resolver_;
3702     resolver_ = new pkgProblemResolver(cache_);
3703
3704     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3705         if (!cache_[iterator].Keep())
3706             cache_->MarkKeep(iterator, false);
3707         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3708             cache_->SetReInstall(iterator, false);
3709 } }
3710
3711 - (void) configure {
3712     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3713     _trace();
3714     system([dpkg UTF8String]);
3715     _trace();
3716 }
3717
3718 - (bool) clean {
3719 @synchronized (self) {
3720     // XXX: I don't remember this condition
3721     if (lock_ != NULL)
3722         return false;
3723
3724     FileFd Lock;
3725     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3726
3727     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3728
3729     if ([self popErrorWithTitle:title])
3730         return false;
3731
3732     pkgAcquire fetcher;
3733     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3734
3735     CydiaLogCleaner cleaner;
3736     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3737         return false;
3738
3739     return true;
3740 } }
3741
3742 - (bool) prepare {
3743     fetcher_->Shutdown();
3744
3745     pkgRecords records(cache_);
3746
3747     lock_ = new FileFd();
3748     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3749
3750     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3751
3752     if ([self popErrorWithTitle:title])
3753         return false;
3754
3755     pkgSourceList list;
3756     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3757         return false;
3758
3759     manager_ = (_system->CreatePM(cache_));
3760     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3761         return false;
3762
3763     return true;
3764 }
3765
3766 - (void) perform {
3767     bool substrate(RestartSubstrate_);
3768     RestartSubstrate_ = false;
3769
3770     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3771
3772     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3773         pkgSourceList list;
3774         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3775             return;
3776         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3777             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3778     }
3779
3780     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3781
3782     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3783         _trace();
3784         [self popErrorWithTitle:title];
3785         return;
3786     }
3787
3788     bool failed = false;
3789     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3790         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3791             continue;
3792         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3793             continue;
3794
3795         std::string uri = (*item)->DescURI();
3796         std::string error = (*item)->ErrorText;
3797
3798         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3799         failed = true;
3800
3801         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
3802         [delegate_ addProgressEventOnMainThread:event forTask:title];
3803     }
3804
3805     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3806
3807     if (failed) {
3808         _trace();
3809         return;
3810     }
3811
3812     if (substrate)
3813         RestartSubstrate_ = true;
3814
3815     _system->UnLock();
3816     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3817     if ([self popErrorWithTitle:title])
3818         return;
3819
3820     if (result == pkgPackageManager::Failed) {
3821         _trace();
3822         return;
3823     }
3824
3825     if (result != pkgPackageManager::Completed) {
3826         _trace();
3827         return;
3828     }
3829
3830     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3831         pkgSourceList list;
3832         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3833             return;
3834         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3835             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3836     }
3837
3838     if (![before isEqualToArray:after])
3839         [self update];
3840 }
3841
3842 - (bool) upgrade {
3843     NSString *title(UCLocalize("UPGRADE"));
3844     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3845         return false;
3846     return true;
3847 }
3848
3849 - (void) update {
3850     [self updateWithStatus:status_];
3851 }
3852
3853 - (void) updateWithStatus:(Status &)status {
3854     NSString *title(UCLocalize("REFRESHING_DATA"));
3855
3856     pkgSourceList list;
3857     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3858         return;
3859
3860     FileFd lock;
3861     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3862     if ([self popErrorWithTitle:title])
3863         return;
3864
3865     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3866
3867     bool success(ListUpdate(status, list, PulseInterval_));
3868     if (status.WasCancelled())
3869         _error->Discard();
3870     else {
3871         [self popErrorWithTitle:title forOperation:success];
3872         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3873         Changed_ = true;
3874     }
3875
3876     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3877 }
3878
3879 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3880     delegate_ = delegate;
3881 }
3882
3883 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3884     progress_ = delegate;
3885     status_.setDelegate(delegate);
3886 }
3887
3888 - (NSObject<ProgressDelegate> *) progressDelegate {
3889     return progress_;
3890 }
3891
3892 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3893     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3894     return i == sourceMap_.end() ? nil : i->second;
3895 }
3896
3897 - (NSString *) mappedSectionForPointer:(const char *)section {
3898     _H<NSString> *mapped;
3899
3900     _profile(Database$mappedSectionForPointer$Cache)
3901         mapped = &sections_[section];
3902     _end
3903
3904     if (*mapped == NULL) {
3905         size_t length(strlen(section));
3906         char spaced[length + 1];
3907
3908         _profile(Database$mappedSectionForPointer$Replace)
3909             for (size_t index(0); index != length; ++index)
3910                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3911             spaced[length] = '\0';
3912         _end
3913
3914         NSString *string;
3915
3916         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3917             string = [NSString stringWithUTF8String:spaced];
3918         _end
3919
3920         _profile(Database$mappedSectionForPointer$Map)
3921             string = [SectionMap_ objectForKey:string] ?: string;
3922         _end
3923
3924         *mapped = string;
3925     } return *mapped;
3926 }
3927
3928 @end
3929 /* }}} */
3930
3931 static _H<NSMutableSet> Diversions_;
3932
3933 @interface Diversion : NSObject {
3934     Pcre pattern_;
3935     _H<NSString> key_;
3936     _H<NSString> format_;
3937 }
3938
3939 @end
3940
3941 @implementation Diversion
3942
3943 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3944     if ((self = [super init]) != nil) {
3945         pattern_ = [from UTF8String];
3946         key_ = from;
3947         format_ = to;
3948     } return self;
3949 }
3950
3951 - (NSString *) divert:(NSString *)url {
3952     return !pattern_(url) ? nil : pattern_->*format_;
3953 }
3954
3955 + (NSURL *) divertURL:(NSURL *)url {
3956   divert:
3957     NSString *href([url absoluteString]);
3958
3959     for (Diversion *diversion in (id) Diversions_)
3960         if (NSString *diverted = [diversion divert:href]) {
3961 #if !ForRelease
3962             NSLog(@"div: %@", diverted);
3963 #endif
3964             url = [NSURL URLWithString:diverted];
3965             goto divert;
3966         }
3967
3968     return url;
3969 }
3970
3971 - (NSString *) key {
3972     return key_;
3973 }
3974
3975 - (NSUInteger) hash {
3976     return [key_ hash];
3977 }
3978
3979 - (BOOL) isEqual:(Diversion *)object {
3980     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3981 }
3982
3983 @end
3984
3985 @interface CydiaObject : NSObject {
3986     _H<CyteWebViewController> indirect_;
3987     _transient id delegate_;
3988 }
3989
3990 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3991
3992 @end
3993
3994 @class CydiaObject;
3995
3996 @interface CydiaWebViewController : CyteWebViewController {
3997     _H<CydiaObject> cydia_;
3998 }
3999
4000 + (void) addDiversion:(Diversion *)diversion;
4001 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
4002 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
4003 - (void) setDelegate:(id)delegate;
4004
4005 @end
4006
4007 /* Web Scripting {{{ */
4008 @implementation CydiaObject
4009
4010 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4011     if ((self = [super init]) != nil) {
4012         indirect_ = (CyteWebViewController *) indirect;
4013     } return self;
4014 }
4015
4016 - (void) setDelegate:(id)delegate {
4017     delegate_ = delegate;
4018 }
4019
4020 + (NSArray *) _attributeKeys {
4021     return [NSArray arrayWithObjects:
4022         @"bbsnum",
4023         @"build",
4024         @"coreFoundationVersionNumber",
4025         @"device",
4026         @"ecid",
4027         @"firmware",
4028         @"hostname",
4029         @"idiom",
4030         @"mcc",
4031         @"mnc",
4032         @"model",
4033         @"operator",
4034         @"role",
4035         @"serial",
4036         @"token",
4037         @"version",
4038     nil];
4039 }
4040
4041 - (NSArray *) attributeKeys {
4042     return [[self class] _attributeKeys];
4043 }
4044
4045 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4046     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4047 }
4048
4049 - (NSString *) version {
4050     return Cydia_;
4051 }
4052
4053 - (NSString *) build {
4054     return System_;
4055 }
4056
4057 - (NSString *) coreFoundationVersionNumber {
4058     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4059 }
4060
4061 - (NSString *) device {
4062     return UniqueIdentifier();
4063 }
4064
4065 - (NSString *) firmware {
4066     return [[UIDevice currentDevice] systemVersion];
4067 }
4068
4069 - (NSString *) hostname {
4070     return [[UIDevice currentDevice] name];
4071 }
4072
4073 - (NSString *) idiom {
4074     return (id) Idiom_ ?: [NSNull null];
4075 }
4076
4077 - (NSString *) mcc {
4078     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4079         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4080     return nil;
4081 }
4082
4083 - (NSString *) mnc {
4084     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4085         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4086     return nil;
4087 }
4088
4089 - (NSString *) operator {
4090     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4091         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4092     return nil;
4093 }
4094
4095 - (NSString *) bbsnum {
4096     return (id) BBSNum_ ?: [NSNull null];
4097 }
4098
4099 - (NSString *) ecid {
4100     return (id) ChipID_ ?: [NSNull null];
4101 }
4102
4103 - (NSString *) serial {
4104     return SerialNumber_;
4105 }
4106
4107 - (NSString *) role {
4108     return (id) Role_ ?: [NSNull null];
4109 }
4110
4111 - (NSString *) model {
4112     return [NSString stringWithUTF8String:Machine_];
4113 }
4114
4115 - (NSString *) token {
4116     return (id) Token_ ?: [NSNull null];
4117 }
4118
4119 + (NSString *) webScriptNameForSelector:(SEL)selector {
4120     if (false);
4121     else if (selector == @selector(addBridgedHost:))
4122         return @"addBridgedHost";
4123     else if (selector == @selector(addInsecureHost:))
4124         return @"addInsecureHost";
4125     else if (selector == @selector(addInternalRedirect::))
4126         return @"addInternalRedirect";
4127     else if (selector == @selector(addPipelinedHost:scheme:))
4128         return @"addPipelinedHost";
4129     else if (selector == @selector(addSource:::))
4130         return @"addSource";
4131     else if (selector == @selector(addTokenHost:))
4132         return @"addTokenHost";
4133     else if (selector == @selector(addTrivialSource:))
4134         return @"addTrivialSource";
4135     else if (selector == @selector(close))
4136         return @"close";
4137     else if (selector == @selector(du:))
4138         return @"du";
4139     else if (selector == @selector(stringWithFormat:arguments:))
4140         return @"format";
4141     else if (selector == @selector(getAllSources))
4142         return @"getAllSources";
4143     else if (selector == @selector(getKernelNumber:))
4144         return @"getKernelNumber";
4145     else if (selector == @selector(getKernelString:))
4146         return @"getKernelString";
4147     else if (selector == @selector(getInstalledPackages))
4148         return @"getInstalledPackages";
4149     else if (selector == @selector(getIORegistryEntry::))
4150         return @"getIORegistryEntry";
4151     else if (selector == @selector(getLocaleIdentifier))
4152         return @"getLocaleIdentifier";
4153     else if (selector == @selector(getPreferredLanguages))
4154         return @"getPreferredLanguages";
4155     else if (selector == @selector(getPackageById:))
4156         return @"getPackageById";
4157     else if (selector == @selector(getMetadataKeys))
4158         return @"getMetadataKeys";
4159     else if (selector == @selector(getMetadataValue:))
4160         return @"getMetadataValue";
4161     else if (selector == @selector(getSessionValue:))
4162         return @"getSessionValue";
4163     else if (selector == @selector(installPackages:))
4164         return @"installPackages";
4165     else if (selector == @selector(isReachable:))
4166         return @"isReachable";
4167     else if (selector == @selector(localizedStringForKey:value:table:))
4168         return @"localize";
4169     else if (selector == @selector(popViewController:))
4170         return @"popViewController";
4171     else if (selector == @selector(refreshSources))
4172         return @"refreshSources";
4173     else if (selector == @selector(registerFrame:))
4174         return @"registerFrame";
4175     else if (selector == @selector(removeButton))
4176         return @"removeButton";
4177     else if (selector == @selector(saveConfig))
4178         return @"saveConfig";
4179     else if (selector == @selector(setMetadataValue::))
4180         return @"setMetadataValue";
4181     else if (selector == @selector(setSessionValue::))
4182         return @"setSessionValue";
4183     else if (selector == @selector(setShowPromoted:))
4184         return @"setShowPromoted";
4185     else if (selector == @selector(substitutePackageNames:))
4186         return @"substitutePackageNames";
4187     else if (selector == @selector(scrollToBottom:))
4188         return @"scrollToBottom";
4189     else if (selector == @selector(setAllowsNavigationAction:))
4190         return @"setAllowsNavigationAction";
4191     else if (selector == @selector(setBadgeValue:))
4192         return @"setBadgeValue";
4193     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4194         return @"setButtonImage";
4195     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4196         return @"setButtonTitle";
4197     else if (selector == @selector(setHidesBackButton:))
4198         return @"setHidesBackButton";
4199     else if (selector == @selector(setHidesNavigationBar:))
4200         return @"setHidesNavigationBar";
4201     else if (selector == @selector(setNavigationBarStyle:))
4202         return @"setNavigationBarStyle";
4203     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4204         return @"setNavigationBarTintColor";
4205     else if (selector == @selector(setPasteboardString:))
4206         return @"setPasteboardString";
4207     else if (selector == @selector(setPasteboardURL:))
4208         return @"setPasteboardURL";
4209     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4210         return @"setScrollAlwaysBounceVertical";
4211     else if (selector == @selector(setScrollIndicatorStyle:))
4212         return @"setScrollIndicatorStyle";
4213     else if (selector == @selector(setToken:))
4214         return @"setToken";
4215     else if (selector == @selector(setViewportWidth:))
4216         return @"setViewportWidth";
4217     else if (selector == @selector(statfs:))
4218         return @"statfs";
4219     else if (selector == @selector(supports:))
4220         return @"supports";
4221     else if (selector == @selector(unload))
4222         return @"unload";
4223     else
4224         return nil;
4225 }
4226
4227 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4228     return [self webScriptNameForSelector:selector] == nil;
4229 }
4230
4231 - (BOOL) supports:(NSString *)feature {
4232     return [feature isEqualToString:@"window.open"];
4233 }
4234
4235 - (void) unload {
4236     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4237 }
4238
4239 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4240     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4241 }
4242
4243 - (void) setScrollIndicatorStyle:(NSString *)style {
4244     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4245 }
4246
4247 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4248     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4249 }
4250
4251 - (NSNumber *) getKernelNumber:(NSString *)name {
4252     const char *string([name UTF8String]);
4253
4254     size_t size;
4255     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4256         return (id) [NSNull null];
4257
4258     if (size != sizeof(int))
4259         return (id) [NSNull null];
4260
4261     int value;
4262     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4263         return (id) [NSNull null];
4264
4265     return [NSNumber numberWithInt:value];
4266 }
4267
4268 - (NSString *) getKernelString:(NSString *)name {
4269     const char *string([name UTF8String]);
4270
4271     size_t size;
4272     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4273         return (id) [NSNull null];
4274
4275     char value[size + 1];
4276     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4277         return (id) [NSNull null];
4278
4279     // XXX: just in case you request something ludicrous
4280     value[size] = '\0';
4281
4282     return [NSString stringWithCString:value];
4283 }
4284
4285 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4286     NSObject *value(CYIOGetValue([path UTF8String], entry));
4287
4288     if (value != nil)
4289         if ([value isKindOfClass:[NSData class]])
4290             value = CYHex((NSData *) value);
4291
4292     return value;
4293 }
4294
4295 - (NSArray *) getMetadataKeys {
4296 @synchronized (Values_) {
4297     return [Values_ allKeys];
4298 } }
4299
4300 - (void) registerFrame:(DOMHTMLIFrameElement *)iframe {
4301     WebFrame *frame([iframe contentFrame]);
4302     [indirect_ registerFrame:frame];
4303 }
4304
4305 - (void) _setShowPromoted:(NSNumber *)value {
4306     [Metadata_ setObject:value forKey:@"ShowPromoted"];
4307     Changed_ = true;
4308 }
4309
4310 - (void) setShowPromoted:(NSNumber *)value {
4311     [self performSelectorOnMainThread:@selector(_setShowPromoted:) withObject:value waitUntilDone:NO];
4312 }
4313
4314 - (id) getMetadataValue:(NSString *)key {
4315 @synchronized (Values_) {
4316     return [Values_ objectForKey:key];
4317 } }
4318
4319 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4320 @synchronized (Values_) {
4321     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4322         [Values_ removeObjectForKey:key];
4323     else
4324         [Values_ setObject:value forKey:key];
4325
4326     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4327 } }
4328
4329 - (id) getSessionValue:(NSString *)key {
4330 @synchronized (SessionData_) {
4331     return [SessionData_ objectForKey:key];
4332 } }
4333
4334 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4335 @synchronized (SessionData_) {
4336     if (value == (id) [WebUndefined undefined])
4337         [SessionData_ removeObjectForKey:key];
4338     else
4339         [SessionData_ setObject:value forKey:key];
4340 } }
4341
4342 - (void) addBridgedHost:(NSString *)host {
4343 @synchronized (HostConfig_) {
4344     [BridgedHosts_ addObject:host];
4345 } }
4346
4347 - (void) addInsecureHost:(NSString *)host {
4348 @synchronized (HostConfig_) {
4349     [InsecureHosts_ addObject:host];
4350 } }
4351
4352 - (void) addTokenHost:(NSString *)host {
4353 @synchronized (HostConfig_) {
4354     [TokenHosts_ addObject:host];
4355 } }
4356
4357 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4358 @synchronized (HostConfig_) {
4359     if (scheme != (id) [WebUndefined undefined])
4360         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4361
4362     [PipelinedHosts_ addObject:host];
4363 } }
4364
4365 - (void) popViewController:(NSNumber *)value {
4366     if (value == (id) [WebUndefined undefined])
4367         value = [NSNumber numberWithBool:YES];
4368     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4369 }
4370
4371 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4372     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4373
4374     for (NSString *section in sections)
4375         [array addObject:section];
4376
4377     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4378         @"deb", @"Type",
4379         href, @"URI",
4380         distribution, @"Distribution",
4381         array, @"Sections",
4382     nil] waitUntilDone:NO];
4383 }
4384
4385 - (void) addTrivialSource:(NSString *)href {
4386     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4387 }
4388
4389 - (void) refreshSources {
4390     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4391 }
4392
4393 - (void) saveConfig {
4394     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4395 }
4396
4397 - (NSArray *) getAllSources {
4398     return [[Database sharedInstance] sources];
4399 }
4400
4401 - (NSArray *) getInstalledPackages {
4402     Database *database([Database sharedInstance]);
4403 @synchronized (database) {
4404     NSArray *packages([database packages]);
4405     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4406     for (Package *package in packages)
4407         if (![package uninstalled])
4408             [installed addObject:package];
4409     return installed;
4410 } }
4411
4412 - (Package *) getPackageById:(NSString *)id {
4413     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4414         [package parse];
4415         return package;
4416     } else
4417         return (Package *) [NSNull null];
4418 }
4419
4420 - (NSString *) getLocaleIdentifier {
4421     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4422 }
4423
4424 - (NSArray *) getPreferredLanguages {
4425     return Languages_;
4426 }
4427
4428 - (NSArray *) statfs:(NSString *)path {
4429     struct statfs stat;
4430
4431     if (path == nil || statfs([path UTF8String], &stat) == -1)
4432         return nil;
4433
4434     return [NSArray arrayWithObjects:
4435         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4436         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4437         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4438     nil];
4439 }
4440
4441 - (NSNumber *) du:(NSString *)path {
4442     NSNumber *value(nil);
4443
4444     int fds[2];
4445     _assert(pipe(fds) != -1);
4446
4447     pid_t pid(ExecFork());
4448     if (pid == 0) {
4449         _assert(dup2(fds[1], 1) != -1);
4450         _assert(close(fds[0]) != -1);
4451         _assert(close(fds[1]) != -1);
4452         /* XXX: this should probably not use du */
4453         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4454         exit(1);
4455         _assert(false);
4456     }
4457
4458     _assert(close(fds[1]) != -1);
4459
4460     if (FILE *du = fdopen(fds[0], "r")) {
4461         char line[1024];
4462         while (fgets(line, sizeof(line), du) != NULL) {
4463             size_t length(strlen(line));
4464             while (length != 0 && line[length - 1] == '\n')
4465                 line[--length] = '\0';
4466             if (char *tab = strchr(line, '\t')) {
4467                 *tab = '\0';
4468                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4469             }
4470         }
4471
4472         fclose(du);
4473     } else _assert(close(fds[0]));
4474
4475     ReapZombie(pid);
4476
4477     return value;
4478 }
4479
4480 - (void) close {
4481     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4482 }
4483
4484 - (NSNumber *) isReachable:(NSString *)name {
4485     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4486 }
4487
4488 - (void) installPackages:(NSArray *)packages {
4489     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4490 }
4491
4492 - (NSString *) substitutePackageNames:(NSString *)message {
4493     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4494     for (size_t i(0), e([words count]); i != e; ++i) {
4495         NSString *word([words objectAtIndex:i]);
4496         if (Package *package = [[Database sharedInstance] packageWithName:word])
4497             [words replaceObjectAtIndex:i withObject:[package name]];
4498     }
4499
4500     return [words componentsJoinedByString:@" "];
4501 }
4502
4503 - (void) removeButton {
4504     [indirect_ removeButton];
4505 }
4506
4507 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4508     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4509 }
4510
4511 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4512     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4513 }
4514
4515 - (void) setBadgeValue:(id)value {
4516     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4517 }
4518
4519 - (void) setAllowsNavigationAction:(NSString *)value {
4520     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4521 }
4522
4523 - (void) setHidesBackButton:(NSString *)value {
4524     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4525 }
4526
4527 - (void) setHidesNavigationBar:(NSString *)value {
4528     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4529 }
4530
4531 - (void) setNavigationBarStyle:(NSString *)value {
4532     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4533 }
4534
4535 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4536     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4537     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4538     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4539 }
4540
4541 - (void) setPasteboardString:(NSString *)value {
4542     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4543 }
4544
4545 - (void) setPasteboardURL:(NSString *)value {
4546     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4547 }
4548
4549 - (void) _setToken:(NSString *)token {
4550     Token_ = token;
4551
4552     if (token == nil)
4553         [Metadata_ removeObjectForKey:@"Token"];
4554     else
4555         [Metadata_ setObject:Token_ forKey:@"Token"];
4556
4557     Changed_ = true;
4558 }
4559
4560 - (void) setToken:(NSString *)token {
4561     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4562 }
4563
4564 - (void) scrollToBottom:(NSNumber *)animated {
4565     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4566 }
4567
4568 - (void) setViewportWidth:(float)width {
4569     [indirect_ setViewportWidthOnMainThread:width];
4570 }
4571
4572 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4573     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4574     unsigned count([arguments count]);
4575     id values[count];
4576     for (unsigned i(0); i != count; ++i)
4577         values[i] = [arguments objectAtIndex:i];
4578     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4579 }
4580
4581 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4582     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4583         value = nil;
4584     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4585         table = nil;
4586     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4587 }
4588
4589 @end
4590 /* }}} */
4591
4592 @interface NSURL (CydiaSecure)
4593 @end
4594
4595 @implementation NSURL (CydiaSecure)
4596
4597 - (bool) isCydiaSecure {
4598     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4599         return true;
4600
4601     @synchronized (HostConfig_) {
4602         if ([InsecureHosts_ containsObject:[self host]])
4603             return true;
4604     }
4605
4606     return false;
4607 }
4608
4609 @end
4610
4611 /* Cydia Browser Controller {{{ */
4612 @implementation CydiaWebViewController
4613
4614 - (NSURL *) navigationURL {
4615     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4616 }
4617
4618 + (void) _initialize {
4619     [super _initialize];
4620
4621     Diversions_ = [NSMutableSet setWithCapacity:0];
4622 }
4623
4624 + (void) addDiversion:(Diversion *)diversion {
4625     [Diversions_ addObject:diversion];
4626 }
4627
4628 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4629     [super webView:view didClearWindowObject:window forFrame:frame];
4630     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4631 }
4632
4633 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4634     WebDataSource *source([frame dataSource]);
4635     NSURLResponse *response([source response]);
4636     NSURL *url([response URL]);
4637     NSString *scheme([[url scheme] lowercaseString]);
4638
4639     bool bridged(false);
4640
4641     @synchronized (HostConfig_) {
4642         if ([scheme isEqualToString:@"file"])
4643             bridged = true;
4644         else if ([scheme isEqualToString:@"https"])
4645             if ([BridgedHosts_ containsObject:[url host]])
4646                 bridged = true;
4647     }
4648
4649     if (bridged)
4650         [window setValue:cydia forKey:@"cydia"];
4651 }
4652
4653 - (void) _setupMail:(MFMailComposeViewController *)controller {
4654     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4655
4656     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4657     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4658 }
4659
4660 - (NSURL *) URLWithURL:(NSURL *)url {
4661     return [Diversion divertURL:url];
4662 }
4663
4664 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4665     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4666 }
4667
4668 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4669     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
4670
4671     NSURL *url([copy URL]);
4672     NSString *href([url absoluteString]);
4673     NSString *host([url host]);
4674
4675     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
4676         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
4677             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
4678             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
4679         }
4680
4681         [copy setValue:nil forHTTPHeaderField:@"Referer"];
4682         [copy setValue:nil forHTTPHeaderField:@"Origin"];
4683
4684         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
4685         return copy;
4686     }
4687
4688     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
4689         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
4690     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4691         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4692
4693     bool bridged;
4694     bool token;
4695
4696     @synchronized (HostConfig_) {
4697         bridged = [BridgedHosts_ containsObject:host];
4698         token = [TokenHosts_ containsObject:host];
4699     }
4700
4701     if ([url isCydiaSecure]) {
4702         if (bridged) {
4703             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4704                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4705         } else if (token) {
4706             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4707                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4708         }
4709     }
4710
4711     return copy;
4712 }
4713
4714 - (void) setDelegate:(id)delegate {
4715     [super setDelegate:delegate];
4716     [cydia_ setDelegate:delegate];
4717 }
4718
4719 - (NSString *) applicationNameForUserAgent {
4720     return UserAgent_;
4721 }
4722
4723 - (id) init {
4724     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4725         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4726     } return self;
4727 }
4728
4729 @end
4730
4731 @interface AppCacheController : CydiaWebViewController {
4732 }
4733
4734 @end
4735
4736 @implementation AppCacheController
4737
4738 - (void) didReceiveMemoryWarning {
4739     // XXX: this doesn't work
4740 }
4741
4742 - (bool) retainsNetworkActivityIndicator {
4743     return false;
4744 }
4745
4746 @end
4747 /* }}} */
4748
4749 // CydiaScript {{{
4750 @interface NSObject (CydiaScript)
4751 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4752 @end
4753
4754 @implementation NSObject (CydiaScript)
4755
4756 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4757     return self;
4758 }
4759
4760 @end
4761
4762 @implementation NSArray (CydiaScript)
4763
4764 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4765     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4766     for (size_t i(0), e([self count]); i != e; ++i)
4767         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4768     return object;
4769 }
4770
4771 @end
4772
4773 @implementation NSDictionary (CydiaScript)
4774
4775 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4776     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4777     for (id i in self)
4778         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4779     return object;
4780 }
4781
4782 @end
4783 // }}}
4784
4785 /* Confirmation Controller {{{ */
4786 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4787     if (!iterator.end())
4788         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4789             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4790                 continue;
4791             pkgCache::PkgIterator package(dep.TargetPkg());
4792             if (package.end())
4793                 continue;
4794             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4795                 return true;
4796         }
4797
4798     return false;
4799 }
4800
4801 @protocol ConfirmationControllerDelegate
4802 - (void) cancelAndClear:(bool)clear;
4803 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4804 - (void) queue;
4805 @end
4806
4807 @interface ConfirmationController : CydiaWebViewController {
4808     _transient Database *database_;
4809
4810     _H<UIAlertView> essential_;
4811
4812     _H<NSDictionary> changes_;
4813     _H<NSMutableArray> issues_;
4814     _H<NSDictionary> sizes_;
4815
4816     BOOL substrate_;
4817 }
4818
4819 - (id) initWithDatabase:(Database *)database;
4820
4821 @end
4822
4823 @implementation ConfirmationController
4824
4825 - (void) complete {
4826     if (substrate_)
4827         RestartSubstrate_ = true;
4828     [delegate_ confirmWithNavigationController:[self navigationController]];
4829 }
4830
4831 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4832     NSString *context([alert context]);
4833
4834     if ([context isEqualToString:@"remove"]) {
4835         if (button == [alert cancelButtonIndex])
4836             [self dismissModalViewControllerAnimated:YES];
4837         else if (button == [alert firstOtherButtonIndex]) {
4838             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
4839         }
4840
4841         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4842     } else if ([context isEqualToString:@"unable"]) {
4843         [self dismissModalViewControllerAnimated:YES];
4844         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4845     } else {
4846         [super alertView:alert clickedButtonAtIndex:button];
4847     }
4848 }
4849
4850 - (void) _doContinue {
4851     [delegate_ cancelAndClear:NO];
4852     [self dismissModalViewControllerAnimated:YES];
4853 }
4854
4855 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4856     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4857     return nil;
4858 }
4859
4860 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4861     [super webView:view didClearWindowObject:window forFrame:frame];
4862
4863     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4864         (id) changes_, @"changes",
4865         (id) issues_, @"issues",
4866         (id) sizes_, @"sizes",
4867         self, @"queue",
4868     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4869 }
4870
4871 - (id) initWithDatabase:(Database *)database {
4872     if ((self = [super init]) != nil) {
4873         database_ = database;
4874
4875         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4876         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4877         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4878         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4879         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4880
4881         bool remove(false);
4882
4883         pkgCacheFile &cache([database_ cache]);
4884         NSArray *packages([database_ packages]);
4885         pkgDepCache::Policy *policy([database_ policy]);
4886
4887         issues_ = [NSMutableArray arrayWithCapacity:4];
4888
4889         for (Package *package in packages) {
4890             pkgCache::PkgIterator iterator([package iterator]);
4891             NSString *name([package id]);
4892
4893             if ([package broken]) {
4894                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4895
4896                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4897                     name, @"package",
4898                     reasons, @"reasons",
4899                 nil]];
4900
4901                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4902                 if (ver.end())
4903                     continue;
4904
4905                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4906                     pkgCache::DepIterator start;
4907                     pkgCache::DepIterator end;
4908                     dep.GlobOr(start, end); // ++dep
4909
4910                     if (!cache->IsImportantDep(end))
4911                         continue;
4912                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4913                         continue;
4914
4915                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4916
4917                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4918                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4919                         clauses, @"clauses",
4920                     nil]];
4921
4922                     _forever {
4923                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4924
4925                         pkgCache::PkgIterator target(start.TargetPkg());
4926                         if (target->ProvidesList != 0)
4927                             reason = @"missing";
4928                         else {
4929                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4930                             if (!ver.end()) {
4931                                 reason = @"installed";
4932                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4933                             } else if (!cache[target].CandidateVerIter(cache).end())
4934                                 reason = @"uninstalled";
4935                             else if (target->ProvidesList == 0)
4936                                 reason = @"uninstallable";
4937                             else
4938                                 reason = @"virtual";
4939                         }
4940
4941                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4942                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4943                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4944                         nil]);
4945
4946                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4947                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4948                             version, @"version",
4949                             reason, @"reason",
4950                             installed, @"installed",
4951                         nil]];
4952
4953                         // yes, seriously. (wtf?)
4954                         if (start == end)
4955                             break;
4956                         ++start;
4957                     }
4958                 }
4959             }
4960
4961             pkgDepCache::StateCache &state(cache[iterator]);
4962
4963             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4964
4965             if (state.NewInstall())
4966                 [installs addObject:name];
4967             // XXX: else if (state.Install())
4968             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4969                 [reinstalls addObject:name];
4970             // XXX: move before previous if
4971             else if (state.Upgrade())
4972                 [upgrades addObject:name];
4973             else if (state.Downgrade())
4974                 [downgrades addObject:name];
4975             else if (!state.Delete())
4976                 // XXX: _assert(state.Keep());
4977                 continue;
4978             else if (special_r(name))
4979                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4980                     [NSNull null], @"package",
4981                     [NSArray arrayWithObjects:
4982                         [NSDictionary dictionaryWithObjectsAndKeys:
4983                             @"Conflicts", @"relationship",
4984                             [NSArray arrayWithObjects:
4985                                 [NSDictionary dictionaryWithObjectsAndKeys:
4986                                     name, @"package",
4987                                     [NSNull null], @"version",
4988                                     @"installed", @"reason",
4989                                 nil],
4990                             nil], @"clauses",
4991                         nil],
4992                     nil], @"reasons",
4993                 nil]];
4994             else {
4995                 if ([package essential])
4996                     remove = true;
4997                 [removes addObject:name];
4998             }
4999
5000             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
5001             substrate_ |= DepSubstrate(iterator.CurrentVer());
5002         }
5003
5004         if (!remove)
5005             essential_ = nil;
5006         else if (Advanced_) {
5007             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
5008
5009             essential_ = [[[UIAlertView alloc]
5010                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
5011                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
5012                 delegate:self
5013                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
5014                 otherButtonTitles:
5015                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
5016                 nil
5017             ] autorelease];
5018
5019             [essential_ setContext:@"remove"];
5020             [essential_ setNumberOfRows:2];
5021         } else {
5022             essential_ = [[[UIAlertView alloc]
5023                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5024                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5025                 delegate:self
5026                 cancelButtonTitle:UCLocalize("OKAY")
5027                 otherButtonTitles:nil
5028             ] autorelease];
5029
5030             [essential_ setContext:@"unable"];
5031         }
5032
5033         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5034             installs, @"installs",
5035             reinstalls, @"reinstalls",
5036             upgrades, @"upgrades",
5037             downgrades, @"downgrades",
5038             removes, @"removes",
5039         nil];
5040
5041         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5042             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5043             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5044         nil];
5045
5046         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5047     } return self;
5048 }
5049
5050 - (UIBarButtonItem *) leftButton {
5051     return [[[UIBarButtonItem alloc]
5052         initWithTitle:UCLocalize("CANCEL")
5053         style:UIBarButtonItemStylePlain
5054         target:self
5055         action:@selector(cancelButtonClicked)
5056     ] autorelease];
5057 }
5058
5059 #if !AlwaysReload
5060 - (void) applyRightButton {
5061     if ([issues_ count] == 0 && ![self isLoading])
5062         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5063             initWithTitle:UCLocalize("CONFIRM")
5064             style:UIBarButtonItemStyleDone
5065             target:self
5066             action:@selector(confirmButtonClicked)
5067         ] autorelease]];
5068     else
5069         [[self navigationItem] setRightBarButtonItem:nil];
5070 }
5071 #endif
5072
5073 - (void) cancelButtonClicked {
5074     [delegate_ cancelAndClear:YES];
5075     [self dismissModalViewControllerAnimated:YES];
5076 }
5077
5078 #if !AlwaysReload
5079 - (void) confirmButtonClicked {
5080     if (essential_ != nil)
5081         [essential_ show];
5082     else
5083         [self complete];
5084 }
5085 #endif
5086
5087 @end
5088 /* }}} */
5089
5090 /* Progress Data {{{ */
5091 @interface CydiaProgressData : NSObject {
5092     _transient id delegate_;
5093
5094     bool running_;
5095     float percent_;
5096
5097     float current_;
5098     float total_;
5099     float speed_;
5100
5101     _H<NSMutableArray> events_;
5102     _H<NSString> title_;
5103
5104     _H<NSString> status_;
5105     _H<NSString> finish_;
5106 }
5107
5108 @end
5109
5110 @implementation CydiaProgressData
5111
5112 + (NSArray *) _attributeKeys {
5113     return [NSArray arrayWithObjects:
5114         @"current",
5115         @"events",
5116         @"finish",
5117         @"percent",
5118         @"running",
5119         @"speed",
5120         @"title",
5121         @"total",
5122     nil];
5123 }
5124
5125 - (NSArray *) attributeKeys {
5126     return [[self class] _attributeKeys];
5127 }
5128
5129 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5130     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5131 }
5132
5133 - (id) init {
5134     if ((self = [super init]) != nil) {
5135         events_ = [NSMutableArray arrayWithCapacity:32];
5136     } return self;
5137 }
5138
5139 - (id) delegate {
5140     return delegate_;
5141 }
5142
5143 - (void) setDelegate:(id)delegate {
5144     delegate_ = delegate;
5145 }
5146
5147 - (void) setPercent:(float)value {
5148     percent_ = value;
5149 }
5150
5151 - (NSNumber *) percent {
5152     return [NSNumber numberWithFloat:percent_];
5153 }
5154
5155 - (void) setCurrent:(float)value {
5156     current_ = value;
5157 }
5158
5159 - (NSNumber *) current {
5160     return [NSNumber numberWithFloat:current_];
5161 }
5162
5163 - (void) setTotal:(float)value {
5164     total_ = value;
5165 }
5166
5167 - (NSNumber *) total {
5168     return [NSNumber numberWithFloat:total_];
5169 }
5170
5171 - (void) setSpeed:(float)value {
5172     speed_ = value;
5173 }
5174
5175 - (NSNumber *) speed {
5176     return [NSNumber numberWithFloat:speed_];
5177 }
5178
5179 - (NSArray *) events {
5180     return events_;
5181 }
5182
5183 - (void) removeAllEvents {
5184     [events_ removeAllObjects];
5185 }
5186
5187 - (void) addEvent:(CydiaProgressEvent *)event {
5188     [events_ addObject:event];
5189 }
5190
5191 - (void) setTitle:(NSString *)text {
5192     title_ = text;
5193 }
5194
5195 - (NSString *) title {
5196     return title_;
5197 }
5198
5199 - (void) setFinish:(NSString *)text {
5200     finish_ = text;
5201 }
5202
5203 - (NSString *) finish {
5204     return (id) finish_ ?: [NSNull null];
5205 }
5206
5207 - (void) setRunning:(bool)running {
5208     running_ = running;
5209 }
5210
5211 - (NSNumber *) running {
5212     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5213 }
5214
5215 @end
5216 /* }}} */
5217 /* Progress Controller {{{ */
5218 @interface ProgressController : CydiaWebViewController <
5219     ProgressDelegate
5220 > {
5221     _transient Database *database_;
5222     _H<CydiaProgressData, 1> progress_;
5223     unsigned cancel_;
5224 }
5225
5226 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5227
5228 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5229
5230 - (void) setTitle:(NSString *)title;
5231 - (void) setCancellable:(bool)cancellable;
5232
5233 @end
5234
5235 @implementation ProgressController
5236
5237 - (void) dealloc {
5238     [database_ setProgressDelegate:nil];
5239     [super dealloc];
5240 }
5241
5242 - (UIBarButtonItem *) leftButton {
5243     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5244         initWithTitle:UCLocalize("CANCEL")
5245         style:UIBarButtonItemStylePlain
5246         target:self
5247         action:@selector(cancel)
5248     ] autorelease] : nil;
5249 }
5250
5251 - (void) updateCancel {
5252     [super applyLeftButton];
5253 }
5254
5255 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5256     if ((self = [super init]) != nil) {
5257         database_ = database;
5258         delegate_ = delegate;
5259
5260         [database_ setProgressDelegate:self];
5261
5262         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5263         [progress_ setDelegate:self];
5264
5265         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5266
5267         [scroller_ setBackgroundColor:[UIColor blackColor]];
5268
5269         [[self navigationItem] setHidesBackButton:YES];
5270
5271         [self updateCancel];
5272     } return self;
5273 }
5274
5275 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5276     [super webView:view didClearWindowObject:window forFrame:frame];
5277     [window setValue:progress_ forKey:@"cydiaProgress"];
5278 }
5279
5280 - (void) updateProgress {
5281     [self dispatchEvent:@"CydiaProgressUpdate"];
5282 }
5283
5284 - (void) viewWillAppear:(BOOL)animated {
5285     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5286     [super viewWillAppear:animated];
5287 }
5288
5289 - (void) reloadSpringBoard {
5290     if (kCFCoreFoundationVersionNumber > 700) { // XXX: iOS 6.x
5291         system("/bin/launchctl stop com.apple.backboardd");
5292         sleep(15);
5293         system("/usr/bin/killall backboardd SpringBoard sbreload");
5294         return;
5295     }
5296
5297     pid_t pid(ExecFork());
5298     if (pid == 0) {
5299         pid_t pid(ExecFork());
5300         if (pid == 0) {
5301             execl("/usr/bin/sbreload", "sbreload", NULL);
5302             perror("sbreload");
5303             exit(0);
5304         }
5305
5306         exit(0);
5307     }
5308
5309     ReapZombie(pid);
5310
5311     sleep(15);
5312     system("/usr/bin/killall backboardd SpringBoard sbreload");
5313 }
5314
5315 - (void) close {
5316     UpdateExternalStatus(0);
5317
5318     if (Finish_ > 1)
5319         [delegate_ saveState];
5320
5321     switch (Finish_) {
5322         case 0:
5323             [delegate_ returnToCydia];
5324         break;
5325
5326         case 1:
5327             [delegate_ terminateWithSuccess];
5328             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5329                 [delegate_ suspendWithAnimation:YES];
5330             else
5331                 [delegate_ suspend];*/
5332         break;
5333
5334         case 2:
5335             _trace();
5336             goto reload;
5337
5338         case 3:
5339             _trace();
5340             goto reload;
5341
5342         reload: {
5343             UIProgressHUD *hud([delegate_ addProgressHUD]);
5344             [hud setText:UCLocalize("LOADING")];
5345             [self performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5346             return;
5347         }
5348
5349         case 4:
5350             _trace();
5351             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5352                 SBReboot(SBSSpringBoardServerPort());
5353             else
5354                 reboot2(RB_AUTOBOOT);
5355         break;
5356     }
5357
5358     [super close];
5359 }
5360
5361 - (void) setTitle:(NSString *)title {
5362     [progress_ setTitle:title];
5363     [self updateProgress];
5364 }
5365
5366 - (UIBarButtonItem *) rightButton {
5367     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5368         initWithTitle:UCLocalize("CLOSE")
5369         style:UIBarButtonItemStylePlain
5370         target:self
5371         action:@selector(close)
5372     ] autorelease];
5373 }
5374
5375 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5376     UpdateExternalStatus(1);
5377
5378     [progress_ setRunning:true];
5379     [self setTitle:title];
5380     // implicit updateProgress
5381
5382     SHA1SumValue notifyconf; {
5383         FileFd file;
5384         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5385             _error->Discard();
5386         else {
5387             MMap mmap(file, MMap::ReadOnly);
5388             SHA1Summation sha1;
5389             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5390             notifyconf = sha1.Result();
5391         }
5392     }
5393
5394     SHA1SumValue springlist; {
5395         FileFd file;
5396         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5397             _error->Discard();
5398         else {
5399             MMap mmap(file, MMap::ReadOnly);
5400             SHA1Summation sha1;
5401             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5402             springlist = sha1.Result();
5403         }
5404     }
5405
5406     if (invocation != nil) {
5407         [invocation yieldToSelector:@selector(invoke)];
5408         [self setTitle:@"COMPLETE"];
5409     }
5410
5411     if (Finish_ < 4) {
5412         FileFd file;
5413         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5414             _error->Discard();
5415         else {
5416             MMap mmap(file, MMap::ReadOnly);
5417             SHA1Summation sha1;
5418             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5419             if (!(notifyconf == sha1.Result()))
5420                 Finish_ = 4;
5421         }
5422     }
5423
5424     if (Finish_ < 3) {
5425         FileFd file;
5426         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5427             _error->Discard();
5428         else {
5429             MMap mmap(file, MMap::ReadOnly);
5430             SHA1Summation sha1;
5431             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5432             if (!(springlist == sha1.Result()))
5433                 Finish_ = 3;
5434         }
5435     }
5436
5437     if (Finish_ < 2) {
5438         if (RestartSubstrate_)
5439             Finish_ = 2;
5440     }
5441
5442     RestartSubstrate_ = false;
5443
5444     switch (Finish_) {
5445         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5446         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5447         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5448         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5449         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5450     }
5451
5452     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5453
5454     [progress_ setRunning:false];
5455     [self updateProgress];
5456
5457     [self applyRightButton];
5458 }
5459
5460 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5461     [progress_ addEvent:event];
5462     [self updateProgress];
5463 }
5464
5465 - (bool) isProgressCancelled {
5466     return cancel_ == 2;
5467 }
5468
5469 - (void) cancel {
5470     cancel_ = 2;
5471     [self updateCancel];
5472 }
5473
5474 - (void) setCancellable:(bool)cancellable {
5475     unsigned cancel(cancel_);
5476
5477     if (!cancellable)
5478         cancel_ = 0;
5479     else if (cancel_ == 0)
5480         cancel_ = 1;
5481
5482     if (cancel != cancel_)
5483         [self updateCancel];
5484 }
5485
5486 - (void) setProgressCancellable:(NSNumber *)cancellable {
5487     [self setCancellable:[cancellable boolValue]];
5488 }
5489
5490 - (void) setProgressPercent:(NSNumber *)percent {
5491     [progress_ setPercent:[percent floatValue]];
5492     [self updateProgress];
5493 }
5494
5495 - (void) setProgressStatus:(NSDictionary *)status {
5496     if (status == nil) {
5497         [progress_ setCurrent:0];
5498         [progress_ setTotal:0];
5499         [progress_ setSpeed:0];
5500     } else {
5501         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5502
5503         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5504         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5505         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5506     }
5507
5508     [self updateProgress];
5509 }
5510
5511 @end
5512 /* }}} */
5513
5514 /* Package Cell {{{ */
5515 @interface PackageCell : CyteTableViewCell <
5516     CyteTableViewCellDelegate
5517 > {
5518     _H<UIImage> icon_;
5519     _H<NSString> name_;
5520     _H<NSString> description_;
5521     bool commercial_;
5522     _H<NSString> source_;
5523     _H<UIImage> badge_;
5524     _H<UIImage> placard_;
5525     bool summarized_;
5526 }
5527
5528 - (PackageCell *) init;
5529 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5530
5531 - (void) drawContentRect:(CGRect)rect;
5532
5533 @end
5534
5535 @implementation PackageCell
5536
5537 - (PackageCell *) init {
5538     CGRect frame(CGRectMake(0, 0, 320, 74));
5539     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5540         UIView *content([self contentView]);
5541         CGRect bounds([content bounds]);
5542
5543         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5544         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5545         [content addSubview:content_];
5546
5547         [content_ setDelegate:self];
5548         [content_ setOpaque:YES];
5549     } return self;
5550 }
5551
5552 - (NSString *) accessibilityLabel {
5553     return name_;
5554 }
5555
5556 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5557     summarized_ = summary;
5558
5559     icon_ = nil;
5560     name_ = nil;
5561     description_ = nil;
5562     source_ = nil;
5563     badge_ = nil;
5564     placard_ = nil;
5565
5566     if (package == nil)
5567         [content_ setBackgroundColor:[UIColor whiteColor]];
5568     else {
5569         [package parse];
5570
5571         Source *source = [package source];
5572
5573         icon_ = [package icon];
5574
5575         if (NSString *name = [package name])
5576             name_ = [NSString stringWithString:name];
5577
5578         if (NSString *description = [package shortDescription])
5579             description_ = [NSString stringWithString:description];
5580
5581         commercial_ = [package isCommercial];
5582
5583         NSString *label = nil;
5584         bool trusted = false;
5585
5586         if (source != nil) {
5587             label = [source label];
5588             trusted = [source trusted];
5589         } else if ([[package id] isEqualToString:@"firmware"])
5590             label = UCLocalize("APPLE");
5591         else
5592             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5593
5594         NSString *from(label);
5595
5596         NSString *section = [package simpleSection];
5597         if (section != nil && ![section isEqualToString:label]) {
5598             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5599             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5600         }
5601
5602         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5603
5604         if (NSString *purpose = [package primaryPurpose])
5605             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5606
5607         UIColor *color;
5608         NSString *placard;
5609
5610         if (NSString *mode = [package mode]) {
5611             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5612                 color = RemovingColor_;
5613                 //placard = @"removing";
5614             } else {
5615                 color = InstallingColor_;
5616                 //placard = @"installing";
5617             }
5618
5619             // XXX: the removing/installing placards are not @2x
5620             placard = nil;
5621         } else {
5622             color = [UIColor whiteColor];
5623
5624             if ([package installed] != nil)
5625                 placard = @"installed";
5626             else
5627                 placard = nil;
5628         }
5629
5630         [content_ setBackgroundColor:color];
5631
5632         if (placard != nil)
5633             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5634     }
5635
5636     [self setNeedsDisplay];
5637     [content_ setNeedsDisplay];
5638 }
5639
5640 - (void) drawSummaryContentRect:(CGRect)rect {
5641     bool highlighted(highlighted_);
5642     float width([self bounds].size.width);
5643
5644     if (icon_ != nil) {
5645         CGRect rect;
5646         rect.size = [(UIImage *) icon_ size];
5647
5648         while (rect.size.width > 16 || rect.size.height > 16) {
5649             rect.size.width /= 2;
5650             rect.size.height /= 2;
5651         }
5652
5653         rect.origin.x = 18 - rect.size.width / 2;
5654         rect.origin.y = 18 - rect.size.height / 2;
5655
5656         [icon_ drawInRect:rect];
5657     }
5658
5659     if (badge_ != nil) {
5660         CGRect rect;
5661         rect.size = [(UIImage *) badge_ size];
5662
5663         rect.size.width /= 4;
5664         rect.size.height /= 4;
5665
5666         rect.origin.x = 23 - rect.size.width / 2;
5667         rect.origin.y = 23 - rect.size.height / 2;
5668
5669         [badge_ drawInRect:rect];
5670     }
5671
5672     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5673         UISetColor(White_);
5674
5675     if (!highlighted)
5676         UISetColor(commercial_ ? Purple_ : Black_);
5677     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5678
5679     if (placard_ != nil)
5680         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5681 }
5682
5683 - (void) drawNormalContentRect:(CGRect)rect {
5684     bool highlighted(highlighted_);
5685     float width([self bounds].size.width);
5686
5687     if (icon_ != nil) {
5688         CGRect rect;
5689         rect.size = [(UIImage *) icon_ size];
5690
5691         while (rect.size.width > 32 || rect.size.height > 32) {
5692             rect.size.width /= 2;
5693             rect.size.height /= 2;
5694         }
5695
5696         rect.origin.x = 25 - rect.size.width / 2;
5697         rect.origin.y = 25 - rect.size.height / 2;
5698
5699         [icon_ drawInRect:rect];
5700     }
5701
5702     if (badge_ != nil) {
5703         CGRect rect;
5704         rect.size = [(UIImage *) badge_ size];
5705
5706         rect.size.width /= 2;
5707         rect.size.height /= 2;
5708
5709         rect.origin.x = 36 - rect.size.width / 2;
5710         rect.origin.y = 36 - rect.size.height / 2;
5711
5712         [badge_ drawInRect:rect];
5713     }
5714
5715     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5716         UISetColor(White_);
5717
5718     if (!highlighted)
5719         UISetColor(commercial_ ? Purple_ : Black_);
5720     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5721     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5722
5723     if (!highlighted)
5724         UISetColor(commercial_ ? Purplish_ : Gray_);
5725     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5726
5727     if (placard_ != nil)
5728         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5729 }
5730
5731 - (void) drawContentRect:(CGRect)rect {
5732     if (summarized_)
5733         [self drawSummaryContentRect:rect];
5734     else
5735         [self drawNormalContentRect:rect];
5736 }
5737
5738 @end
5739 /* }}} */
5740 /* Section Cell {{{ */
5741 @interface SectionCell : CyteTableViewCell <
5742     CyteTableViewCellDelegate
5743 > {
5744     _H<NSString> basic_;
5745     _H<NSString> section_;
5746     _H<NSString> name_;
5747     _H<NSString> count_;
5748     _H<UIImage> icon_;
5749     _H<UISwitch> switch_;
5750     BOOL editing_;
5751 }
5752
5753 - (void) setSection:(Section *)section editing:(BOOL)editing;
5754
5755 @end
5756
5757 @implementation SectionCell
5758
5759 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5760     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5761         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5762         // XXX: this initial frame is wrong, but is fixed later
5763         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5764         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5765
5766         UIView *content([self contentView]);
5767         CGRect bounds([content bounds]);
5768
5769         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5770         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5771         [content addSubview:content_];
5772         [content_ setBackgroundColor:[UIColor whiteColor]];
5773
5774         [content_ setDelegate:self];
5775     } return self;
5776 }
5777
5778 - (void) onSwitch:(id)sender {
5779     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5780     if (metadata == nil) {
5781         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5782         [Sections_ setObject:metadata forKey:basic_];
5783     }
5784
5785     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5786     Changed_ = true;
5787 }
5788
5789 - (void) setSection:(Section *)section editing:(BOOL)editing {
5790     if (editing != editing_) {
5791         if (editing_)
5792             [switch_ removeFromSuperview];
5793         else
5794             [self addSubview:switch_];
5795         editing_ = editing;
5796     }
5797
5798     basic_ = nil;
5799     section_ = nil;
5800     name_ = nil;
5801     count_ = nil;
5802
5803     if (section == nil) {
5804         name_ = UCLocalize("ALL_PACKAGES");
5805         count_ = nil;
5806     } else {
5807         basic_ = [section name];
5808         section_ = [section localized];
5809
5810         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5811         count_ = [NSString stringWithFormat:@"%d", [section count]];
5812
5813         if (editing_)
5814             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5815     }
5816
5817     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5818     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5819
5820     [content_ setNeedsDisplay];
5821 }
5822
5823 - (void) setFrame:(CGRect)frame {
5824     [super setFrame:frame];
5825
5826     CGRect rect([switch_ frame]);
5827     [switch_ setFrame:CGRectMake(frame.size.width - rect.size.width - 9, 9, rect.size.width, rect.size.height)];
5828 }
5829
5830 - (NSString *) accessibilityLabel {
5831     return name_;
5832 }
5833
5834 - (void) drawContentRect:(CGRect)rect {
5835     bool highlighted(highlighted_ && !editing_);
5836
5837     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5838
5839     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5840         UISetColor(White_);
5841
5842     float width(rect.size.width);
5843     if (editing_)
5844         width -= 9 + [switch_ frame].size.width;
5845
5846     if (!highlighted)
5847         UISetColor(Black_);
5848     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5849
5850     CGSize size = [count_ sizeWithFont:Font14_];
5851
5852     UISetColor(White_);
5853     if (count_ != nil)
5854         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5855 }
5856
5857 @end
5858 /* }}} */
5859
5860 /* File Table {{{ */
5861 @interface FileTable : CyteViewController <
5862     UITableViewDataSource,
5863     UITableViewDelegate
5864 > {
5865     _transient Database *database_;
5866     _H<Package> package_;
5867     _H<NSString> name_;
5868     _H<NSMutableArray> files_;
5869     _H<UITableView, 2> list_;
5870 }
5871
5872 - (id) initWithDatabase:(Database *)database;
5873 - (void) setPackage:(Package *)package;
5874
5875 @end
5876
5877 @implementation FileTable
5878
5879 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5880     return files_ == nil ? 0 : [files_ count];
5881 }
5882
5883 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5884     return 24.0f;
5885 }*/
5886
5887 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5888     static NSString *reuseIdentifier = @"Cell";
5889
5890     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5891     if (cell == nil) {
5892         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5893         [cell setFont:[UIFont systemFontOfSize:16]];
5894     }
5895     [cell setText:[files_ objectAtIndex:indexPath.row]];
5896     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5897
5898     return cell;
5899 }
5900
5901 - (NSURL *) navigationURL {
5902     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5903 }
5904
5905 - (void) loadView {
5906     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
5907     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5908     [list_ setRowHeight:24.0f];
5909     [(UITableView *) list_ setDataSource:self];
5910     [list_ setDelegate:self];
5911     [self setView:list_];
5912 }
5913
5914 - (void) viewDidLoad {
5915     [super viewDidLoad];
5916
5917     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5918 }
5919
5920 - (void) releaseSubviews {
5921     list_ = nil;
5922
5923     package_ = nil;
5924     files_ = nil;
5925
5926     [super releaseSubviews];
5927 }
5928
5929 - (id) initWithDatabase:(Database *)database {
5930     if ((self = [super init]) != nil) {
5931         database_ = database;
5932     } return self;
5933 }
5934
5935 - (void) setPackage:(Package *)package {
5936     package_ = nil;
5937     name_ = nil;
5938
5939     files_ = [NSMutableArray arrayWithCapacity:32];
5940
5941     if (package != nil) {
5942         package_ = package;
5943         name_ = [package id];
5944
5945         if (NSArray *files = [package files])
5946             [files_ addObjectsFromArray:files];
5947
5948         if ([files_ count] != 0) {
5949             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5950                 [files_ removeObjectAtIndex:0];
5951             [files_ sortUsingSelector:@selector(compareByPath:)];
5952
5953             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5954             [stack addObject:@"/"];
5955
5956             for (int i(0), e([files_ count]); i != e; ++i) {
5957                 NSString *file = [files_ objectAtIndex:i];
5958                 while (![file hasPrefix:[stack lastObject]])
5959                     [stack removeLastObject];
5960                 NSString *directory = [stack lastObject];
5961                 [stack addObject:[file stringByAppendingString:@"/"]];
5962                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5963                     ([stack count] - 2) * 3, "",
5964                     [file substringFromIndex:[directory length]]
5965                 ]];
5966             }
5967         }
5968     }
5969
5970     [list_ reloadData];
5971 }
5972
5973 - (void) reloadData {
5974     [super reloadData];
5975
5976     [self setPackage:[database_ packageWithName:name_]];
5977 }
5978
5979 @end
5980 /* }}} */
5981 /* Package Controller {{{ */
5982 @interface CYPackageController : CydiaWebViewController <
5983     UIActionSheetDelegate
5984 > {
5985     _transient Database *database_;
5986     _H<Package> package_;
5987     _H<NSString> name_;
5988     bool commercial_;
5989     _H<NSMutableArray> buttons_;
5990     _H<UIBarButtonItem> button_;
5991 }
5992
5993 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
5994
5995 @end
5996
5997 @implementation CYPackageController
5998
5999 - (NSURL *) navigationURL {
6000     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6001 }
6002
6003 /* XXX: this is not safe at all... localization of /fail/ */
6004 - (void) _clickButtonWithName:(NSString *)name {
6005     if ([name isEqualToString:UCLocalize("CLEAR")])
6006         [delegate_ clearPackage:package_];
6007     else if ([name isEqualToString:UCLocalize("INSTALL")])
6008         [delegate_ installPackage:package_];
6009     else if ([name isEqualToString:UCLocalize("REINSTALL")])
6010         [delegate_ installPackage:package_];
6011     else if ([name isEqualToString:UCLocalize("REMOVE")])
6012         [delegate_ removePackage:package_];
6013     else if ([name isEqualToString:UCLocalize("UPGRADE")])
6014         [delegate_ installPackage:package_];
6015     else _assert(false);
6016 }
6017
6018 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6019     NSString *context([sheet context]);
6020
6021     if ([context isEqualToString:@"modify"]) {
6022         if (button != [sheet cancelButtonIndex]) {
6023             NSString *buttonName = [buttons_ objectAtIndex:button];
6024             [self _clickButtonWithName:buttonName];
6025         }
6026
6027         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
6028     }
6029 }
6030
6031 - (bool) _allowJavaScriptPanel {
6032     return commercial_;
6033 }
6034
6035 #if !AlwaysReload
6036 - (void) _customButtonClicked {
6037     int count([buttons_ count]);
6038     if (count == 0)
6039         return;
6040
6041     if (count == 1)
6042         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
6043     else {
6044         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6045         [buttons addObjectsFromArray:buttons_];
6046
6047         UIActionSheet *sheet = [[[UIActionSheet alloc]
6048             initWithTitle:nil
6049             delegate:self
6050             cancelButtonTitle:nil
6051             destructiveButtonTitle:nil
6052             otherButtonTitles:nil
6053         ] autorelease];
6054
6055         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6056         if (!IsWildcat_) {
6057            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6058            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6059         }
6060         [sheet setContext:@"modify"];
6061
6062         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6063     }
6064 }
6065
6066 - (void) reloadButtonClicked {
6067     if (commercial_ && function_ == nil && [package_ uninstalled])
6068         return;
6069     [self customButtonClicked];
6070 }
6071
6072 - (void) applyLoadingTitle {
6073     // Don't show "Loading" as the title. Ever.
6074 }
6075
6076 - (UIBarButtonItem *) rightButton {
6077     return button_;
6078 }
6079 #endif
6080
6081 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6082     if ((self = [super init]) != nil) {
6083         database_ = database;
6084         buttons_ = [NSMutableArray arrayWithCapacity:4];
6085         name_ = name == nil ? @"" : [NSString stringWithString:name];
6086         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6087     } return self;
6088 }
6089
6090 - (void) reloadData {
6091     [super reloadData];
6092
6093     package_ = [database_ packageWithName:name_];
6094
6095     [buttons_ removeAllObjects];
6096
6097     if (package_ != nil) {
6098         [(Package *) package_ parse];
6099
6100         commercial_ = [package_ isCommercial];
6101
6102         if ([package_ mode] != nil)
6103             [buttons_ addObject:UCLocalize("CLEAR")];
6104         if ([package_ source] == nil);
6105         else if ([package_ upgradableAndEssential:NO])
6106             [buttons_ addObject:UCLocalize("UPGRADE")];
6107         else if ([package_ uninstalled])
6108             [buttons_ addObject:UCLocalize("INSTALL")];
6109         else
6110             [buttons_ addObject:UCLocalize("REINSTALL")];
6111         if (![package_ uninstalled])
6112             [buttons_ addObject:UCLocalize("REMOVE")];
6113     }
6114
6115     NSString *title;
6116     switch ([buttons_ count]) {
6117         case 0: title = nil; break;
6118         case 1: title = [buttons_ objectAtIndex:0]; break;
6119         default: title = UCLocalize("MODIFY"); break;
6120     }
6121
6122     button_ = [[[UIBarButtonItem alloc]
6123         initWithTitle:title
6124         style:UIBarButtonItemStylePlain
6125         target:self
6126         action:@selector(customButtonClicked)
6127     ] autorelease];
6128 }
6129
6130 - (bool) isLoading {
6131     return commercial_ ? [super isLoading] : false;
6132 }
6133
6134 @end
6135 /* }}} */
6136
6137 /* Package List Controller {{{ */
6138 @interface PackageListController : CyteViewController <
6139     UITableViewDataSource,
6140     UITableViewDelegate
6141 > {
6142     _transient Database *database_;
6143     unsigned era_;
6144     _H<NSArray> packages_;
6145     _H<NSMutableArray> sections_;
6146     _H<UITableView, 2> list_;
6147     _H<NSMutableArray> index_;
6148     _H<NSMutableDictionary> indices_;
6149     _H<NSString> title_;
6150     unsigned reloading_;
6151 }
6152
6153 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6154 - (void) setDelegate:(id)delegate;
6155 - (void) resetCursor;
6156 - (void) clearData;
6157
6158 @end
6159
6160 @implementation PackageListController
6161
6162 - (NSURL *) referrerURL {
6163     return [self navigationURL];
6164 }
6165
6166 - (bool) isSummarized {
6167     return false;
6168 }
6169
6170 - (bool) showsSections {
6171     return true;
6172 }
6173
6174 - (void) deselectWithAnimation:(BOOL)animated {
6175     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6176 }
6177
6178 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6179     CGRect base = [[self view] bounds];
6180     base.size.height -= bounds.size.height;
6181     base.origin = [list_ frame].origin;
6182
6183     [UIView beginAnimations:nil context:NULL];
6184     [UIView setAnimationBeginsFromCurrentState:YES];
6185     [UIView setAnimationCurve:curve];
6186     [UIView setAnimationDuration:duration];
6187     [list_ setFrame:base];
6188     [UIView commitAnimations];
6189 }
6190
6191 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6192     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6193 }
6194
6195 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6196     [self resizeForKeyboardBounds:bounds duration:0];
6197 }
6198
6199 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6200     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6201         *curve = UIViewAnimationCurveEaseInOut;
6202     else
6203         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6204
6205     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6206         *duration = 0.3;
6207     else
6208         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6209 }
6210
6211 - (void) keyboardWillShow:(NSNotification *)notification {
6212     CGRect bounds;
6213     CGPoint center;
6214     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6215     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6216
6217     NSTimeInterval duration;
6218     UIViewAnimationCurve curve;
6219     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6220
6221     CGRect kbframe = CGRectMake(round(center.x - bounds.size.width / 2.0), round(center.y - bounds.size.height / 2.0), bounds.size.width, bounds.size.height);
6222     UIViewController *base = self;
6223     while ([base parentOrPresentingViewController] != nil)
6224         base = [base parentOrPresentingViewController];
6225     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6226     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6227
6228     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6229         intersection.size.height += CYStatusBarHeight();
6230
6231     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6232 }
6233
6234 - (void) keyboardWillHide:(NSNotification *)notification {
6235     NSTimeInterval duration;
6236     UIViewAnimationCurve curve;
6237     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6238
6239     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6240 }
6241
6242 - (void) viewWillAppear:(BOOL)animated {
6243     [super viewWillAppear:animated];
6244
6245     [self resizeForKeyboardBounds:CGRectZero];
6246     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6247     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6248 }
6249
6250 - (void) viewWillDisappear:(BOOL)animated {
6251     [super viewWillDisappear:animated];
6252
6253     [self resizeForKeyboardBounds:CGRectZero];
6254     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6255     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6256 }
6257
6258 - (void) viewDidAppear:(BOOL)animated {
6259     [super viewDidAppear:animated];
6260     [self deselectWithAnimation:animated];
6261 }
6262
6263 - (void) didSelectPackage:(Package *)package {
6264     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6265     [view setDelegate:delegate_];
6266     [[self navigationController] pushViewController:view animated:YES];
6267 }
6268
6269 #if TryIndexedCollation
6270 + (BOOL) hasIndexedCollation {
6271     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6272 }
6273 #endif
6274
6275 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6276     NSInteger count([sections_ count]);
6277     return count == 0 ? 1 : count;
6278 }
6279
6280 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6281     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6282         return nil;
6283     return [[sections_ objectAtIndex:section] name];
6284 }
6285
6286 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6287     if ([sections_ count] == 0)
6288         return 0;
6289     return [[sections_ objectAtIndex:section] count];
6290 }
6291
6292 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6293 @synchronized (database_) {
6294     if ([database_ era] != era_)
6295         return nil;
6296
6297     Section *section([sections_ objectAtIndex:[path section]]);
6298     NSInteger row([path row]);
6299     Package *package([packages_ objectAtIndex:([section row] + row)]);
6300     return [[package retain] autorelease];
6301 } }
6302
6303 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6304     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6305     if (cell == nil)
6306         cell = [[[PackageCell alloc] init] autorelease];
6307
6308     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6309     [cell setPackage:package asSummary:[self isSummarized]];
6310     return cell;
6311 }
6312
6313 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6314     Package *package([self packageAtIndexPath:path]);
6315     package = [database_ packageWithName:[package id]];
6316     [self didSelectPackage:package];
6317 }
6318
6319 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6320     if (![self showsSections])
6321         return nil;
6322
6323     return index_;
6324 }
6325
6326 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6327 #if TryIndexedCollation
6328     if ([[self class] hasIndexedCollation]) {
6329         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6330     }
6331 #endif
6332
6333     return index;
6334 }
6335
6336 - (void) updateHeight {
6337     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6338 }
6339
6340 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6341     if ((self = [super init]) != nil) {
6342         database_ = database;
6343         title_ = [title copy];
6344         [[self navigationItem] setTitle:title_];
6345     } return self;
6346 }
6347
6348 - (void) loadView {
6349     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6350     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6351     [self setView:view];
6352
6353     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6354     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6355     [view addSubview:list_];
6356
6357     // XXX: is 20 the most optimal number here?
6358     [list_ setSectionIndexMinimumDisplayRowCount:20];
6359
6360     [(UITableView *) list_ setDataSource:self];
6361     [list_ setDelegate:self];
6362
6363     [self updateHeight];
6364 }
6365
6366 - (void) releaseSubviews {
6367     list_ = nil;
6368
6369     packages_ = nil;
6370     sections_ = nil;
6371     index_ = nil;
6372     indices_ = nil;
6373
6374     [super releaseSubviews];
6375 }
6376
6377 - (void) setDelegate:(id)delegate {
6378     delegate_ = delegate;
6379 }
6380
6381 - (bool) shouldYield {
6382     return false;
6383 }
6384
6385 - (bool) shouldBlock {
6386     return false;
6387 }
6388
6389 - (NSMutableArray *) _reloadPackages {
6390 @synchronized (database_) {
6391     era_ = [database_ era];
6392     NSArray *packages([database_ packages]);
6393
6394     return [NSMutableArray arrayWithArray:packages];
6395 } }
6396
6397 - (void) _reloadData {
6398     if (reloading_ != 0) {
6399         reloading_ = 2;
6400         return;
6401     }
6402
6403     NSArray *packages;
6404
6405   reload:
6406     if ([self shouldYield]) {
6407         do {
6408             UIProgressHUD *hud;
6409
6410             if (![self shouldBlock])
6411                 hud = nil;
6412             else {
6413                 hud = [delegate_ addProgressHUD];
6414                 [hud setText:UCLocalize("LOADING")];
6415             }
6416
6417             reloading_ = 1;
6418             packages = [self yieldToSelector:@selector(_reloadPackages)];
6419
6420             if (hud != nil)
6421                 [delegate_ removeProgressHUD:hud];
6422         } while (reloading_ == 2);
6423     } else {
6424         packages = [self _reloadPackages];
6425     }
6426
6427 @synchronized (database_) {
6428     if (era_ != [database_ era])
6429         goto reload;
6430     reloading_ = 0;
6431
6432     packages_ = packages;
6433
6434     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6435     sections_ = [NSMutableArray arrayWithCapacity:16];
6436
6437     Section *section = nil;
6438
6439 #if TryIndexedCollation
6440     if ([[self class] hasIndexedCollation]) {
6441         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6442
6443         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6444         NSArray *titles = [collation sectionIndexTitles];
6445         int secidx = -1;
6446
6447         _profile(PackageTable$reloadData$Section)
6448             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6449                 Package *package;
6450                 int index;
6451
6452                 _profile(PackageTable$reloadData$Section$Package)
6453                     package = [packages_ objectAtIndex:offset];
6454                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6455                 _end
6456
6457                 while (secidx < index) {
6458                     secidx += 1;
6459
6460                     _profile(PackageTable$reloadData$Section$Allocate)
6461                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6462                     _end
6463
6464                     _profile(PackageTable$reloadData$Section$Add)
6465                         [sections_ addObject:section];
6466                     _end
6467                 }
6468
6469                 [section addToCount];
6470             }
6471         _end
6472     } else
6473 #endif
6474     {
6475         index_ = [NSMutableArray arrayWithCapacity:32];
6476
6477         bool sectioned([self showsSections]);
6478         if (!sectioned) {
6479             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6480             [sections_ addObject:section];
6481         }
6482
6483         _profile(PackageTable$reloadData$Section)
6484             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6485                 Package *package;
6486                 unichar index;
6487
6488                 _profile(PackageTable$reloadData$Section$Package)
6489                     package = [packages_ objectAtIndex:offset];
6490                     index = [package index];
6491                 _end
6492
6493                 if (sectioned && (section == nil || [section index] != index)) {
6494                     _profile(PackageTable$reloadData$Section$Allocate)
6495                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6496                     _end
6497
6498                     [index_ addObject:[section name]];
6499                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6500
6501                     _profile(PackageTable$reloadData$Section$Add)
6502                         [sections_ addObject:section];
6503                     _end
6504                 }
6505
6506                 [section addToCount];
6507             }
6508         _end
6509     }
6510
6511     [self updateHeight];
6512
6513     _profile(PackageTable$reloadData$List)
6514         [(UITableView *) list_ setDataSource:self];
6515         [list_ reloadData];
6516     _end
6517 } }
6518
6519 - (void) reloadData {
6520     [super reloadData];
6521
6522     if ([self shouldYield])
6523         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6524     else
6525         [self _reloadData];
6526 }
6527
6528 - (void) resetCursor {
6529     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6530 }
6531
6532 - (void) clearData {
6533     [self updateHeight];
6534
6535     [list_ setDataSource:nil];
6536     [list_ reloadData];
6537
6538     [self resetCursor];
6539 }
6540
6541 @end
6542 /* }}} */
6543 /* Filtered Package List Controller {{{ */
6544 @interface FilteredPackageListController : PackageListController {
6545     SEL filter_;
6546     IMP imp_;
6547     _H<NSObject> object_;
6548 }
6549
6550 - (void) setObject:(id)object;
6551 - (void) setObject:(id)object forFilter:(SEL)filter;
6552
6553 - (SEL) filter;
6554 - (void) setFilter:(SEL)filter;
6555
6556 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6557
6558 @end
6559
6560 @implementation FilteredPackageListController
6561
6562 - (SEL) filter {
6563     return filter_;
6564 }
6565
6566 - (void) setFilter:(SEL)filter {
6567 @synchronized (self) {
6568     filter_ = filter;
6569
6570     /* XXX: this is an unsafe optimization of doomy hell */
6571     Method method(class_getInstanceMethod([Package class], filter));
6572     _assert(method != NULL);
6573     imp_ = method_getImplementation(method);
6574     _assert(imp_ != NULL);
6575 } }
6576
6577 - (void) setObject:(id)object {
6578 @synchronized (self) {
6579     object_ = object;
6580 } }
6581
6582 - (void) setObject:(id)object forFilter:(SEL)filter {
6583 @synchronized (self) {
6584     [self setFilter:filter];
6585     [self setObject:object];
6586 } }
6587
6588 - (NSMutableArray *) _reloadPackages {
6589 @synchronized (database_) {
6590     era_ = [database_ era];
6591     NSArray *packages([database_ packages]);
6592
6593     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6594
6595     IMP imp;
6596     SEL filter;
6597     _H<NSObject> object;
6598
6599     @synchronized (self) {
6600         imp = imp_;
6601         filter = filter_;
6602         object = object_;
6603     }
6604
6605     _profile(PackageTable$reloadData$Filter)
6606         for (Package *package in packages)
6607             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6608                 [filtered addObject:package];
6609     _end
6610
6611     return filtered;
6612 } }
6613
6614 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6615     if ((self = [super initWithDatabase:database title:title]) != nil) {
6616         [self setFilter:filter];
6617         [self setObject:object];
6618     } return self;
6619 }
6620
6621 @end
6622 /* }}} */
6623
6624 /* Home Controller {{{ */
6625 @interface HomeController : CydiaWebViewController {
6626     CFRunLoopRef runloop_;
6627     SCNetworkReachabilityRef reachability_;
6628 }
6629
6630 @end
6631
6632 @implementation HomeController
6633
6634 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6635     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6636 }
6637
6638 - (id) init {
6639     if ((self = [super init]) != nil) {
6640         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6641         [self reloadData];
6642
6643         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6644         if (reachability_ != NULL) {
6645             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6646             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6647
6648             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6649             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6650                 runloop_ = runloop;
6651         }
6652     } return self;
6653 }
6654
6655 - (void) dealloc {
6656     if (reachability_ != NULL && runloop_ != NULL)
6657         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6658     [super dealloc];
6659 }
6660
6661 - (NSURL *) navigationURL {
6662     return [NSURL URLWithString:@"cydia://home"];
6663 }
6664
6665 - (void) aboutButtonClicked {
6666     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6667
6668     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6669     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6670     [alert setCancelButtonIndex:0];
6671
6672     [alert setMessage:
6673         @"Copyright \u00a9 2008-2013\n"
6674         "SaurikIT, LLC\n"
6675         "\n"
6676         "Jay Freeman (saurik)\n"
6677         "saurik@saurik.com\n"
6678         "http://www.saurik.com/"
6679     ];
6680
6681     [alert show];
6682 }
6683
6684 - (UIBarButtonItem *) leftButton {
6685     return [[[UIBarButtonItem alloc]
6686         initWithTitle:UCLocalize("ABOUT")
6687         style:UIBarButtonItemStylePlain
6688         target:self
6689         action:@selector(aboutButtonClicked)
6690     ] autorelease];
6691 }
6692
6693 @end
6694 /* }}} */
6695 /* Manage Controller {{{ */
6696 @interface ManageController : CydiaWebViewController {
6697 }
6698
6699 - (void) queueStatusDidChange;
6700
6701 @end
6702
6703 @implementation ManageController
6704
6705 - (id) init {
6706     if ((self = [super init]) != nil) {
6707         [self setURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]];
6708     } return self;
6709 }
6710
6711 - (NSURL *) navigationURL {
6712     return [NSURL URLWithString:@"cydia://manage"];
6713 }
6714
6715 - (UIBarButtonItem *) leftButton {
6716     return [[[UIBarButtonItem alloc]
6717         initWithTitle:UCLocalize("SETTINGS")
6718         style:UIBarButtonItemStylePlain
6719         target:self
6720         action:@selector(settingsButtonClicked)
6721     ] autorelease];
6722 }
6723
6724 - (void) settingsButtonClicked {
6725     [delegate_ showSettings];
6726 }
6727
6728 - (void) queueButtonClicked {
6729     [delegate_ queue];
6730 }
6731
6732 - (UIBarButtonItem *) rightButton {
6733     return Queuing_ ? [[[UIBarButtonItem alloc]
6734         initWithTitle:UCLocalize("QUEUE")
6735         style:UIBarButtonItemStyleDone
6736         target:self
6737         action:@selector(queueButtonClicked)
6738     ] autorelease] : nil;
6739 }
6740
6741 - (void) queueStatusDidChange {
6742     [self applyRightButton];
6743 }
6744
6745 - (bool) isLoading {
6746     return !Queuing_ && [super isLoading];
6747 }
6748
6749 @end
6750 /* }}} */
6751
6752 /* Refresh Bar {{{ */
6753 @interface RefreshBar : UINavigationBar {
6754     _H<UIProgressIndicator> indicator_;
6755     _H<UITextLabel> prompt_;
6756     _H<UINavigationButton> cancel_;
6757 }
6758
6759 @end
6760
6761 @implementation RefreshBar
6762
6763 - (void) positionViews {
6764     CGRect frame = [cancel_ frame];
6765     frame.size = [cancel_ sizeThatFits:frame.size];
6766     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6767     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6768     [cancel_ setFrame:frame];
6769
6770     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6771     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6772     CGRect indrect = {{indoffset, indoffset}, indsize};
6773     [indicator_ setFrame:indrect];
6774
6775     CGSize prmsize = {215, indsize.height + 4};
6776     CGRect prmrect = {{
6777         indoffset * 2 + indsize.width,
6778         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6779     }, prmsize};
6780     [prompt_ setFrame:prmrect];
6781 }
6782
6783 - (void) setFrame:(CGRect)frame {
6784     [super setFrame:frame];
6785     [self positionViews];
6786 }
6787
6788 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6789     if ((self = [super initWithFrame:frame]) != nil) {
6790         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6791
6792         [self setBarStyle:UIBarStyleBlack];
6793
6794         UIBarStyle barstyle([self _barStyle:NO]);
6795         bool ugly(barstyle == UIBarStyleDefault);
6796
6797         UIProgressIndicatorStyle style = ugly ?
6798             UIProgressIndicatorStyleMediumBrown :
6799             UIProgressIndicatorStyleMediumWhite;
6800
6801         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6802         [(UIProgressIndicator *) indicator_ setStyle:style];
6803         [indicator_ startAnimation];
6804         [self addSubview:indicator_];
6805
6806         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6807         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6808         [prompt_ setBackgroundColor:[UIColor clearColor]];
6809         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6810         [self addSubview:prompt_];
6811
6812         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6813         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6814         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6815         [cancel_ setBarStyle:barstyle];
6816
6817         [self positionViews];
6818     } return self;
6819 }
6820
6821 - (void) setCancellable:(bool)cancellable {
6822     if (cancellable)
6823         [self addSubview:cancel_];
6824     else
6825         [cancel_ removeFromSuperview];
6826 }
6827
6828 - (void) start {
6829     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6830 }
6831
6832 - (void) stop {
6833     [self setCancellable:NO];
6834 }
6835
6836 - (void) setPrompt:(NSString *)prompt {
6837     [prompt_ setText:prompt];
6838 }
6839
6840 - (void) setProgress:(float)progress {
6841 }
6842
6843 @end
6844 /* }}} */
6845
6846 /* Cydia Navigation Controller Interface {{{ */
6847 @interface UINavigationController (Cydia)
6848
6849 - (NSArray *) navigationURLCollection;
6850 - (void) unloadData;
6851
6852 @end
6853 /* }}} */
6854
6855 /* Cydia Tab Bar Controller {{{ */
6856 @interface CYTabBarController : UITabBarController <
6857     UITabBarControllerDelegate,
6858     ProgressDelegate
6859 > {
6860     _transient Database *database_;
6861     _H<RefreshBar, 1> refreshbar_;
6862
6863     bool dropped_;
6864     bool updating_;
6865     // XXX: ok, "updatedelegate_"?...
6866     _transient NSObject<CydiaDelegate> *updatedelegate_;
6867
6868     _H<UIViewController> remembered_;
6869     _transient UIViewController *transient_;
6870 }
6871
6872 - (NSArray *) navigationURLCollection;
6873 - (void) dropBar:(BOOL)animated;
6874 - (void) beginUpdate;
6875 - (void) raiseBar:(BOOL)animated;
6876 - (BOOL) updating;
6877 - (void) unloadData;
6878
6879 @end
6880
6881 @implementation CYTabBarController
6882
6883 - (void) didReceiveMemoryWarning {
6884     [super didReceiveMemoryWarning];
6885
6886     // presenting a UINavigationController on 2.x does not update its transitionView
6887     // it thereby will not allow its topViewController to be unloaded by memory pressure
6888     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6889         UIViewController *selected([self selectedViewController]);
6890         for (UINavigationController *controller in [self viewControllers])
6891             if (controller != selected)
6892                 if (UIViewController *top = [controller topViewController])
6893                     [top unloadView];
6894     }
6895 }
6896
6897 - (void) setUnselectedViewController:(UIViewController *)transient {
6898     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6899         if (transient != nil) {
6900             [[[self viewControllers] objectAtIndex:0] pushViewController:transient animated:YES];
6901             [self setSelectedIndex:0];
6902         } return;
6903     }
6904
6905     NSMutableArray *controllers = [[[self viewControllers] mutableCopy] autorelease];
6906     if (transient != nil) {
6907         UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
6908         [navigation setViewControllers:[NSArray arrayWithObject:transient]];
6909         transient = navigation;
6910
6911         if (transient_ == nil)
6912             remembered_ = [controllers objectAtIndex:0];
6913         transient_ = transient;
6914         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6915         [controllers replaceObjectAtIndex:0 withObject:transient_];
6916         [self setSelectedIndex:0];
6917         [self setViewControllers:controllers];
6918         [self concealTabBarSelection];
6919     } else if (remembered_ != nil) {
6920         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6921         transient_ = transient;
6922         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6923         remembered_ = nil;
6924         [self setViewControllers:controllers];
6925         [self revealTabBarSelection];
6926     }
6927 }
6928
6929 - (UIViewController *) unselectedViewController {
6930     return transient_;
6931 }
6932
6933 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6934     if ([self unselectedViewController])
6935         [self setUnselectedViewController:nil];
6936
6937     // presenting a UINavigationController on 2.x does not update its transitionView
6938     // if this view was unloaded, the tranitionView may currently be presenting nothing
6939     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6940         UINavigationController *navigation((UINavigationController *) viewController);
6941         [navigation pushViewController:[[[UIViewController alloc] init] autorelease] animated:NO];
6942         [navigation popViewControllerAnimated:NO];
6943     }
6944 }
6945
6946 - (NSArray *) navigationURLCollection {
6947     NSMutableArray *items([NSMutableArray array]);
6948
6949     // XXX: Should this deal with transient view controllers?
6950     for (id navigation in [self viewControllers]) {
6951         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6952         if (stack != nil)
6953             [items addObject:stack];
6954     }
6955
6956     return items;
6957 }
6958
6959 - (void) dismissModalViewControllerAnimated:(BOOL)animated {
6960     if ([self modalViewController] == nil && [self unselectedViewController] != nil)
6961         [self setUnselectedViewController:nil];
6962     else
6963         [super dismissModalViewControllerAnimated:YES];
6964 }
6965
6966 - (void) unloadData {
6967     [super unloadData];
6968
6969     for (UINavigationController *controller in [self viewControllers])
6970         [controller unloadData];
6971
6972     if (UIViewController *selected = [self selectedViewController])
6973         [selected reloadData];
6974
6975     if (UIViewController *unselected = [self unselectedViewController]) {
6976         [unselected unloadData];
6977         [unselected reloadData];
6978     }
6979 }
6980
6981 - (void) dealloc {
6982     [[NSNotificationCenter defaultCenter] removeObserver:self];
6983
6984     [super dealloc];
6985 }
6986
6987 - (id) initWithDatabase:(Database *)database {
6988     if ((self = [super init]) != nil) {
6989         database_ = database;
6990         [self setDelegate:self];
6991
6992         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6993         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6994
6995         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6996     } return self;
6997 }
6998
6999 - (void) setUpdate:(NSDate *)date {
7000     [self beginUpdate];
7001 }
7002
7003 - (void) beginUpdate {
7004     [(RefreshBar *) refreshbar_ start];
7005     [self dropBar:YES];
7006
7007     [updatedelegate_ retainNetworkActivityIndicator];
7008     updating_ = true;
7009
7010     [NSThread
7011         detachNewThreadSelector:@selector(performUpdate)
7012         toTarget:self
7013         withObject:nil
7014     ];
7015 }
7016
7017 - (void) performUpdate {
7018     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
7019
7020     Status status;
7021     status.setDelegate(self);
7022     [database_ updateWithStatus:status];
7023
7024     [self
7025         performSelectorOnMainThread:@selector(completeUpdate)
7026         withObject:nil
7027         waitUntilDone:NO
7028     ];
7029
7030     [pool release];
7031 }
7032
7033 - (void) stopUpdateWithSelector:(SEL)selector {
7034     updating_ = false;
7035     [updatedelegate_ releaseNetworkActivityIndicator];
7036
7037     [self raiseBar:YES];
7038     [refreshbar_ stop];
7039
7040     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
7041 }
7042
7043 - (void) completeUpdate {
7044     if (!updating_)
7045         return;
7046     [self stopUpdateWithSelector:@selector(reloadData)];
7047 }
7048
7049 - (void) cancelUpdate {
7050     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
7051 }
7052
7053 - (void) cancelPressed {
7054     [self cancelUpdate];
7055 }
7056
7057 - (BOOL) updating {
7058     return updating_;
7059 }
7060
7061 - (void) addProgressEvent:(CydiaProgressEvent *)event {
7062     [refreshbar_ setPrompt:[event compoundMessage]];
7063 }
7064
7065 - (bool) isProgressCancelled {
7066     return !updating_;
7067 }
7068
7069 - (void) setProgressCancellable:(NSNumber *)cancellable {
7070     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
7071 }
7072
7073 - (void) setProgressPercent:(NSNumber *)percent {
7074     [refreshbar_ setProgress:[percent floatValue]];
7075 }
7076
7077 - (void) setProgressStatus:(NSDictionary *)status {
7078     if (status != nil)
7079         [self setProgressPercent:[status objectForKey:@"Percent"]];
7080 }
7081
7082 - (void) setUpdateDelegate:(id)delegate {
7083     updatedelegate_ = delegate;
7084 }
7085
7086 - (UIView *) transitionView {
7087     if ([self respondsToSelector:@selector(_transitionView)])
7088         return [self _transitionView];
7089     else
7090         return MSHookIvar<id>(self, "_viewControllerTransitionView");
7091 }
7092
7093 - (void) dropBar:(BOOL)animated {
7094     if (dropped_)
7095         return;
7096     dropped_ = true;
7097
7098     UIView *transition([self transitionView]);
7099     [[self view] addSubview:refreshbar_];
7100
7101     CGRect barframe([refreshbar_ frame]);
7102
7103     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
7104         barframe.origin.y = CYStatusBarHeight();
7105     else
7106         barframe.origin.y = 0;
7107
7108     [refreshbar_ setFrame:barframe];
7109
7110     if (animated)
7111         [UIView beginAnimations:nil context:NULL];
7112
7113     CGRect viewframe = [transition frame];
7114     viewframe.origin.y += barframe.size.height;
7115     viewframe.size.height -= barframe.size.height;
7116     [transition setFrame:viewframe];
7117
7118     if (animated)
7119         [UIView commitAnimations];
7120
7121     // Ensure bar has the proper width for our view, it might have changed
7122     barframe.size.width = viewframe.size.width;
7123     [refreshbar_ setFrame:barframe];
7124 }
7125
7126 - (void) raiseBar:(BOOL)animated {
7127     if (!dropped_)
7128         return;
7129     dropped_ = false;
7130
7131     UIView *transition([self transitionView]);
7132     [refreshbar_ removeFromSuperview];
7133
7134     CGRect barframe([refreshbar_ frame]);
7135
7136     if (animated)
7137         [UIView beginAnimations:nil context:NULL];
7138
7139     CGRect viewframe = [transition frame];
7140     viewframe.origin.y -= barframe.size.height;
7141     viewframe.size.height += barframe.size.height;
7142     [transition setFrame:viewframe];
7143
7144     if (animated)
7145         [UIView commitAnimations];
7146 }
7147
7148 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
7149     bool dropped(dropped_);
7150
7151     if (dropped)
7152         [self raiseBar:NO];
7153
7154     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
7155
7156     if (dropped)
7157         [self dropBar:NO];
7158 }
7159
7160 - (void) statusBarFrameChanged:(NSNotification *)notification {
7161     if (dropped_) {
7162         [self raiseBar:NO];
7163         [self dropBar:NO];
7164     }
7165 }
7166
7167 @end
7168 /* }}} */
7169
7170 /* Cydia Navigation Controller Implementation {{{ */
7171 @implementation UINavigationController (Cydia)
7172
7173 - (NSArray *) navigationURLCollection {
7174     NSMutableArray *stack([NSMutableArray array]);
7175
7176     for (CyteViewController *controller in [self viewControllers]) {
7177         NSString *url = [[controller navigationURL] absoluteString];
7178         if (url != nil)
7179             [stack addObject:url];
7180     }
7181
7182     return stack;
7183 }
7184
7185 - (void) reloadData {
7186     [super reloadData];
7187
7188     UIViewController *visible([self visibleViewController]);
7189     if (visible != nil)
7190         [visible reloadData];
7191
7192     // on the iPad, this view controller is ALSO visible. :(
7193     if (IsWildcat_)
7194         if (UIViewController *top = [self topViewController])
7195             if (top != visible)
7196                 [top reloadData];
7197 }
7198
7199 - (void) unloadData {
7200     for (CyteViewController *page in [self viewControllers])
7201         [page unloadData];
7202
7203     [super unloadData];
7204 }
7205
7206 @end
7207 /* }}} */
7208
7209 /* Cydia:// Protocol {{{ */
7210 @interface CydiaURLProtocol : NSURLProtocol {
7211 }
7212
7213 @end
7214
7215 @implementation CydiaURLProtocol
7216
7217 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7218     NSURL *url([request URL]);
7219     if (url == nil)
7220         return NO;
7221
7222     NSString *scheme([[url scheme] lowercaseString]);
7223     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7224         return YES;
7225     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7226         return YES;
7227
7228     return NO;
7229 }
7230
7231 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7232     return request;
7233 }
7234
7235 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7236     id<NSURLProtocolClient> client([self client]);
7237     if (icon == nil)
7238         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7239     else {
7240         NSData *data(UIImagePNGRepresentation(icon));
7241
7242         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7243         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7244         [client URLProtocol:self didLoadData:data];
7245         [client URLProtocolDidFinishLoading:self];
7246     }
7247 }
7248
7249 - (void) startLoading {
7250     id<NSURLProtocolClient> client([self client]);
7251     NSURLRequest *request([self request]);
7252
7253     NSURL *url([request URL]);
7254     NSString *href([url absoluteString]);
7255     NSString *scheme([[url scheme] lowercaseString]);
7256
7257     NSString *path;
7258
7259     if ([scheme isEqualToString:@"cydia"])
7260         path = [href substringFromIndex:8];
7261     else if ([scheme isEqualToString:@"about"])
7262         path = [href substringFromIndex:12];
7263     else _assert(false);
7264
7265     NSRange slash([path rangeOfString:@"/"]);
7266
7267     NSString *command;
7268     if (slash.location == NSNotFound) {
7269         command = path;
7270         path = nil;
7271     } else {
7272         command = [path substringToIndex:slash.location];
7273         path = [path substringFromIndex:(slash.location + 1)];
7274     }
7275
7276     Database *database([Database sharedInstance]);
7277
7278     if ([command isEqualToString:@"package-icon"]) {
7279         if (path == nil)
7280             goto fail;
7281         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7282         Package *package([database packageWithName:path]);
7283         if (package == nil)
7284             goto fail;
7285         [package parse];
7286         UIImage *icon([package icon]);
7287         [self _returnPNGWithImage:icon forRequest:request];
7288     } else if ([command isEqualToString:@"uikit-image"]) {
7289         if (path == nil)
7290             goto fail;
7291         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7292         UIImage *icon(_UIImageWithName(path));
7293         [self _returnPNGWithImage:icon forRequest:request];
7294     } else if ([command isEqualToString:@"section-icon"]) {
7295         if (path == nil)
7296             goto fail;
7297         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7298         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7299         if (icon == nil)
7300             icon = [UIImage applicationImageNamed:@"unknown.png"];
7301         [self _returnPNGWithImage:icon forRequest:request];
7302     } else fail: {
7303         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7304     }
7305 }
7306
7307 - (void) stopLoading {
7308 }
7309
7310 @end
7311 /* }}} */
7312
7313 /* Section Controller {{{ */
7314 @interface SectionController : FilteredPackageListController {
7315     _H<IndirectDelegate, 1> indirect_;
7316     _H<CydiaObject> cydia_;
7317     _H<NSString> section_;
7318     std::vector< _H<CyteWebViewTableViewCell, 1> > promoted_;
7319 }
7320
7321 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7322
7323 @end
7324
7325 @implementation SectionController
7326
7327 - (NSURL *) referrerURL {
7328     NSString *name = section_;
7329     if (name == nil)
7330         name = @"all";
7331
7332     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@", UI_, [name stringByAddingPercentEscapesIncludingReserved]]];
7333 }
7334
7335 - (NSURL *) navigationURL {
7336     NSString *name = section_;
7337     if (name == nil)
7338         name = @"all";
7339
7340     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", [name stringByAddingPercentEscapesIncludingReserved]]];
7341 }
7342
7343 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7344     NSString *title;
7345     if (name == nil)
7346         title = UCLocalize("ALL_PACKAGES");
7347     else if (![name isEqual:@""])
7348         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7349     else
7350         title = UCLocalize("NO_SECTION");
7351
7352     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7353         indirect_ = [[[IndirectDelegate alloc] initWithDelegate:self] autorelease];
7354         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
7355         section_ = name;
7356     } return self;
7357 }
7358
7359 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7360     return [super numberOfSectionsInTableView:list] + 1;
7361 }
7362
7363 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7364     return section == 0 ? nil : [super tableView:list titleForHeaderInSection:(section - 1)];
7365 }
7366
7367 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7368     return section == 0 ? promoted_.size() : [super tableView:list numberOfRowsInSection:(section - 1)];
7369 }
7370
7371 + (NSIndexPath *) adjustedIndexPath:(NSIndexPath *)path {
7372     return [NSIndexPath indexPathForRow:[path row] inSection:([path section] - 1)];
7373 }
7374
7375 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7376     if ([path section] != 0)
7377         return [super tableView:table cellForRowAtIndexPath:[SectionController adjustedIndexPath:path]];
7378
7379     return promoted_[[path row]];
7380 }
7381
7382 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
7383     if ([path section] != 0)
7384         return [super tableView:table didSelectRowAtIndexPath:[SectionController adjustedIndexPath:path]];
7385 }
7386
7387 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
7388     NSInteger section([super tableView:tableView sectionForSectionIndexTitle:title atIndex:index]);
7389     return section == 0 ? 0 : section + 1;
7390 }
7391
7392 - (void) webView:(WebView *)view decidePolicyForNewWindowAction:(NSDictionary *)action request:(NSURLRequest *)request newFrameName:(NSString *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
7393     NSURL *url([request URL]);
7394     if (url == nil)
7395         return;
7396
7397     if ([frame isEqualToString:@"_open"])
7398         [delegate_ openURL:url];
7399     else {
7400         WebFrame *frame(nil);
7401         if (NSDictionary *WebActionElement = [action objectForKey:@"WebActionElementKey"])
7402             frame = [WebActionElement objectForKey:@"WebElementFrame"];
7403         if (frame == nil)
7404             frame = [view mainFrame];
7405
7406         WebDataSource *source([frame provisionalDataSource] ?: [frame dataSource]);
7407
7408         CyteViewController *controller([delegate_ pageForURL:url forExternal:NO withReferrer:([request valueForHTTPHeaderField:@"Referer"] ?: [[[source request] URL] absoluteString])] ?: [[[CydiaWebViewController alloc] initWithRequest:request] autorelease]);
7409         [controller setDelegate:delegate_];
7410         [[self navigationController] pushViewController:controller animated:YES];
7411     }
7412
7413     [listener ignore];
7414 }
7415
7416 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
7417     return [CydiaWebViewController requestWithHeaders:request];
7418 }
7419
7420 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7421     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
7422 }
7423
7424 - (void) loadView {
7425     [super loadView];
7426
7427     // XXX: this code is horrible. I mean, wtf Jay?
7428     if (ShowPromoted_ && [[Metadata_ objectForKey:@"ShowPromoted"] boolValue]) {
7429         promoted_.resize(1);
7430
7431         for (unsigned i(0); i != promoted_.size(); ++i) {
7432             CyteWebViewTableViewCell *promoted([CyteWebViewTableViewCell cellWithRequest:[NSURLRequest
7433                 requestWithURL:[Diversion divertURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sectionhead/%u/%@",
7434                     UI_, i, section_ == nil ? @"" : [section_ stringByAddingPercentEscapesIncludingReserved]]
7435                 ]]
7436
7437                 cachePolicy:NSURLRequestUseProtocolCachePolicy
7438                 timeoutInterval:120
7439             ]]);
7440
7441             [promoted setDelegate:self];
7442             promoted_[i] = promoted;
7443         }
7444     }
7445 }
7446
7447 - (void) setDelegate:(id)delegate {
7448     [super setDelegate:delegate];
7449     [cydia_ setDelegate:delegate];
7450 }
7451
7452 - (void) releaseSubviews {
7453     promoted_.clear();
7454     [super releaseSubviews];
7455 }
7456
7457 @end
7458 /* }}} */
7459 /* Sections Controller {{{ */
7460 @interface SectionsController : CyteViewController <
7461     UITableViewDataSource,
7462     UITableViewDelegate
7463 > {
7464     _transient Database *database_;
7465     _H<NSMutableArray> sections_;
7466     _H<NSMutableArray> filtered_;
7467     _H<UITableView, 2> list_;
7468 }
7469
7470 - (id) initWithDatabase:(Database *)database;
7471 - (void) editButtonClicked;
7472
7473 @end
7474
7475 @implementation SectionsController
7476
7477 - (NSURL *) navigationURL {
7478     return [NSURL URLWithString:@"cydia://sections"];
7479 }
7480
7481 - (void) updateNavigationItem {
7482     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7483     if ([sections_ count] == 0) {
7484         [[self navigationItem] setRightBarButtonItem:nil];
7485     } else {
7486         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7487             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7488             target:self
7489             action:@selector(editButtonClicked)
7490         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7491     }
7492 }
7493
7494 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7495     [super setEditing:editing animated:animated];
7496
7497     if (editing)
7498         [list_ reloadData];
7499     else
7500         [delegate_ updateData];
7501
7502     [self updateNavigationItem];
7503 }
7504
7505 - (void) viewDidAppear:(BOOL)animated {
7506     [super viewDidAppear:animated];
7507     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7508 }
7509
7510 - (void) viewWillDisappear:(BOOL)animated {
7511     [super viewWillDisappear:animated];
7512     [self setEditing:NO];
7513 }
7514
7515 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7516     Section *section = nil;
7517     int index = [indexPath row];
7518     if (![self isEditing]) {
7519         index -= 1;
7520         if (index >= 0)
7521             section = [filtered_ objectAtIndex:index];
7522     } else {
7523         section = [sections_ objectAtIndex:index];
7524     }
7525     return section;
7526 }
7527
7528 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7529     if ([self isEditing])
7530         return [sections_ count];
7531     else
7532         return [filtered_ count] + 1;
7533 }
7534
7535 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7536     return 45.0f;
7537 }*/
7538
7539 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7540     static NSString *reuseIdentifier = @"SectionCell";
7541
7542     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7543     if (cell == nil)
7544         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7545
7546     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7547
7548     return cell;
7549 }
7550
7551 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7552     if ([self isEditing])
7553         return;
7554
7555     Section *section = [self sectionAtIndexPath:indexPath];
7556
7557     SectionController *controller = [[[SectionController alloc]
7558         initWithDatabase:database_
7559         section:[section name]
7560     ] autorelease];
7561     [controller setDelegate:delegate_];
7562
7563     [[self navigationController] pushViewController:controller animated:YES];
7564 }
7565
7566 - (void) loadView {
7567     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7568     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7569     [list_ setRowHeight:45.0f];
7570     [(UITableView *) list_ setDataSource:self];
7571     [list_ setDelegate:self];
7572     [self setView:list_];
7573 }
7574
7575 - (void) viewDidLoad {
7576     [super viewDidLoad];
7577
7578     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7579 }
7580
7581 - (void) releaseSubviews {
7582     list_ = nil;
7583
7584     sections_ = nil;
7585     filtered_ = nil;
7586
7587     [super releaseSubviews];
7588 }
7589
7590 - (id) initWithDatabase:(Database *)database {
7591     if ((self = [super init]) != nil) {
7592         database_ = database;
7593     } return self;
7594 }
7595
7596 - (void) reloadData {
7597     [super reloadData];
7598
7599     NSArray *packages = [database_ packages];
7600
7601     sections_ = [NSMutableArray arrayWithCapacity:16];
7602     filtered_ = [NSMutableArray arrayWithCapacity:16];
7603
7604     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7605
7606     _trace();
7607     for (Package *package in packages) {
7608         NSString *name([package section]);
7609         NSString *key(name == nil ? @"" : name);
7610
7611         Section *section;
7612
7613         _profile(SectionsView$reloadData$Section)
7614             section = [sections objectForKey:key];
7615             if (section == nil) {
7616                 _profile(SectionsView$reloadData$Section$Allocate)
7617                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7618                     [sections setObject:section forKey:key];
7619                 _end
7620             }
7621         _end
7622
7623         [section addToCount];
7624
7625         _profile(SectionsView$reloadData$Filter)
7626             if (![package valid] || ![package visible])
7627                 continue;
7628         _end
7629
7630         [section addToRow];
7631     }
7632     _trace();
7633
7634     [sections_ addObjectsFromArray:[sections allValues]];
7635
7636     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7637
7638     for (Section *section in (id) sections_) {
7639         size_t count([section row]);
7640         if (count == 0)
7641             continue;
7642
7643         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7644         [section setCount:count];
7645         [filtered_ addObject:section];
7646     }
7647
7648     [self updateNavigationItem];
7649     [list_ reloadData];
7650     _trace();
7651 }
7652
7653 - (void) editButtonClicked {
7654     [self setEditing:![self isEditing] animated:YES];
7655 }
7656
7657 @end
7658 /* }}} */
7659
7660 /* Changes Controller {{{ */
7661 @interface ChangesController : CyteViewController <
7662     CyteWebViewDelegate,
7663     UITableViewDataSource,
7664     UITableViewDelegate
7665 > {
7666     _transient Database *database_;
7667     unsigned era_;
7668     _H<NSMutableArray> packages_;
7669     _H<NSMutableArray> sections_;
7670     _H<UITableView, 2> list_;
7671     _H<CyteWebView, 1> dickbar_;
7672     unsigned upgrades_;
7673     _H<IndirectDelegate, 1> indirect_;
7674     _H<CydiaObject> cydia_;
7675 }
7676
7677 - (id) initWithDatabase:(Database *)database;
7678
7679 @end
7680
7681 @implementation ChangesController
7682
7683 - (NSURL *) navigationURL {
7684     return [NSURL URLWithString:@"cydia://changes"];
7685 }
7686
7687 - (void) viewDidAppear:(BOOL)animated {
7688     [super viewDidAppear:animated];
7689     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7690 }
7691
7692 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7693     NSInteger count([sections_ count]);
7694     return count == 0 ? 1 : count;
7695 }
7696
7697 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7698     if ([sections_ count] == 0)
7699         return nil;
7700     return [[sections_ objectAtIndex:section] name];
7701 }
7702
7703 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7704     if ([sections_ count] == 0)
7705         return 0;
7706     return [[sections_ objectAtIndex:section] count];
7707 }
7708
7709 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7710 @synchronized (database_) {
7711     if ([database_ era] != era_)
7712         return nil;
7713
7714     NSUInteger sectionIndex([path section]);
7715     if (sectionIndex >= [sections_ count])
7716         return nil;
7717     Section *section([sections_ objectAtIndex:sectionIndex]);
7718     NSInteger row([path row]);
7719     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7720 } }
7721
7722 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7723     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7724     if (cell == nil)
7725         cell = [[[PackageCell alloc] init] autorelease];
7726
7727     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7728     [cell setPackage:package asSummary:false];
7729     return cell;
7730 }
7731
7732 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7733     Package *package([self packageAtIndexPath:path]);
7734     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[NSString stringWithFormat:@"%@/#!/changes/", UI_]] autorelease]);
7735     [view setDelegate:delegate_];
7736     [[self navigationController] pushViewController:view animated:YES];
7737     return path;
7738 }
7739
7740 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7741     NSString *context([alert context]);
7742
7743     if ([context isEqualToString:@"norefresh"])
7744         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7745 }
7746
7747 - (void) refreshButtonClicked {
7748     if (IsReachable("cydia.saurik.com")) {
7749         [delegate_ beginUpdate];
7750         [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7751     } else {
7752         UIAlertView *alert = [[[UIAlertView alloc]
7753             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
7754             message:@"Host Unreachable" // XXX: Localize
7755             delegate:self
7756             cancelButtonTitle:UCLocalize("OK")
7757             otherButtonTitles:nil
7758         ] autorelease];
7759
7760         [alert setContext:@"norefresh"];
7761         [alert show];
7762     }
7763 }
7764
7765 - (void) upgradeButtonClicked {
7766     [delegate_ distUpgrade];
7767     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7768 }
7769
7770 - (void) loadView {
7771     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7772     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7773     [self setView:view];
7774
7775     list_ = [[[UITableView alloc] initWithFrame:[view bounds] style:UITableViewStylePlain] autorelease];
7776     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7777     [list_ setRowHeight:73];
7778     [(UITableView *) list_ setDataSource:self];
7779     [list_ setDelegate:self];
7780     [view addSubview:list_];
7781
7782     if (AprilFools_ && kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
7783         CGRect dickframe([view bounds]);
7784         dickframe.size.height = 44;
7785
7786         dickbar_ = [[[CyteWebView alloc] initWithFrame:dickframe] autorelease];
7787         [dickbar_ setDelegate:self];
7788         [view addSubview:dickbar_];
7789
7790         [dickbar_ setBackgroundColor:[UIColor clearColor]];
7791         [dickbar_ setScalesPageToFit:YES];
7792
7793         UIWebDocumentView *document([dickbar_ _documentView]);
7794         [document setBackgroundColor:[UIColor clearColor]];
7795         [document setDrawsBackground:NO];
7796
7797         WebView *webview([document webView]);
7798         [webview setShouldUpdateWhileOffscreen:NO];
7799
7800         UIScrollView *scroller([dickbar_ scrollView]);
7801         [scroller setScrollingEnabled:NO];
7802         [scroller setFixedBackgroundPattern:YES];
7803         [scroller setBackgroundColor:[UIColor clearColor]];
7804
7805         WebPreferences *preferences([webview preferences]);
7806         [preferences setCacheModel:WebCacheModelDocumentBrowser];
7807         [preferences setJavaScriptCanOpenWindowsAutomatically:YES];
7808         [preferences setOfflineWebApplicationCacheEnabled:YES];
7809
7810         [dickbar_ loadRequest:[NSURLRequest
7811             requestWithURL:[Diversion divertURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/dickbar/", UI_]]]
7812             cachePolicy:NSURLRequestUseProtocolCachePolicy
7813             timeoutInterval:120
7814         ]];
7815
7816         UIEdgeInsets inset = {44, 0, 0, 0};
7817         [list_ setContentInset:inset];
7818
7819         [dickbar_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
7820     }
7821 }
7822
7823 - (void) webView:(WebView *)view decidePolicyForNewWindowAction:(NSDictionary *)action request:(NSURLRequest *)request newFrameName:(NSString *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
7824     NSURL *url([request URL]);
7825     if (url == nil)
7826         return;
7827
7828     if ([frame isEqualToString:@"_open"])
7829         [delegate_ openURL:url];
7830     else {
7831         WebFrame *frame(nil);
7832         if (NSDictionary *WebActionElement = [action objectForKey:@"WebActionElementKey"])
7833             frame = [WebActionElement objectForKey:@"WebElementFrame"];
7834         if (frame == nil)
7835             frame = [view mainFrame];
7836
7837         WebDataSource *source([frame provisionalDataSource] ?: [frame dataSource]);
7838
7839         CyteViewController *controller([delegate_ pageForURL:url forExternal:NO withReferrer:([request valueForHTTPHeaderField:@"Referer"] ?: [[[source request] URL] absoluteString])] ?: [[[CydiaWebViewController alloc] initWithRequest:request] autorelease]);
7840         [controller setDelegate:delegate_];
7841         [[self navigationController] pushViewController:controller animated:YES];
7842     }
7843
7844     [listener ignore];
7845 }
7846
7847 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
7848     return [CydiaWebViewController requestWithHeaders:request];
7849 }
7850
7851 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7852     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
7853 }
7854
7855 - (void) setDelegate:(id)delegate {
7856     [super setDelegate:delegate];
7857     [cydia_ setDelegate:delegate];
7858 }
7859
7860 - (void) viewDidLoad {
7861     [super viewDidLoad];
7862
7863     [[self navigationItem] setTitle:(AprilFools_ ? @"Timeline" : UCLocalize("CHANGES"))];
7864 }
7865
7866 - (void) releaseSubviews {
7867     list_ = nil;
7868
7869     packages_ = nil;
7870     sections_ = nil;
7871     dickbar_ = nil;
7872
7873     [super releaseSubviews];
7874 }
7875
7876 - (id) initWithDatabase:(Database *)database {
7877     if ((self = [super init]) != nil) {
7878         indirect_ = [[[IndirectDelegate alloc] initWithDelegate:self] autorelease];
7879         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
7880         database_ = database;
7881     } return self;
7882 }
7883
7884 - (NSMutableArray *) _reloadPackages {
7885 @synchronized (database_) {
7886     era_ = [database_ era];
7887     NSArray *packages([database_ packages]);
7888
7889     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7890
7891     _trace();
7892     _profile(ChangesController$_reloadPackages$Filter)
7893         for (Package *package in packages)
7894             if ([package upgradableAndEssential:YES] || [package visible])
7895                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7896     _end
7897     _trace();
7898     _profile(ChangesController$_reloadPackages$radixSort)
7899         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7900     _end
7901     _trace();
7902
7903     return filtered;
7904 } }
7905
7906 - (void) _reloadData {
7907     NSMutableArray *packages;
7908
7909   reload:
7910     if (true) {
7911         UIProgressHUD *hud([delegate_ addProgressHUD]);
7912         [hud setText:UCLocalize("LOADING")];
7913         //NSLog(@"HUD:%@::%@", delegate_, hud);
7914         packages = [self yieldToSelector:@selector(_reloadPackages)];
7915         [delegate_ removeProgressHUD:hud];
7916     } else {
7917         packages = [self _reloadPackages];
7918     }
7919
7920 @synchronized (database_) {
7921     if (era_ != [database_ era])
7922         goto reload;
7923
7924     packages_ = packages;
7925     sections_ = [NSMutableArray arrayWithCapacity:16];
7926
7927     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7928     Section *ignored = nil;
7929     Section *section = nil;
7930     time_t last = 0;
7931
7932     upgrades_ = 0;
7933     bool unseens = false;
7934
7935     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7936
7937     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7938         Package *package = [packages_ objectAtIndex:offset];
7939
7940         BOOL uae = [package upgradableAndEssential:YES];
7941
7942         if (!uae) {
7943             unseens = true;
7944             time_t seen([package seen]);
7945
7946             if (section == nil || last != seen) {
7947                 last = seen;
7948
7949                 NSString *name;
7950                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7951                 [name autorelease];
7952
7953                 _profile(ChangesController$reloadData$Allocate)
7954                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7955                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7956                     [sections_ addObject:section];
7957                 _end
7958             }
7959
7960             [section addToCount];
7961         } else if ([package ignored]) {
7962             if (ignored == nil) {
7963                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7964             }
7965             [ignored addToCount];
7966         } else {
7967             ++upgrades_;
7968             [upgradable addToCount];
7969         }
7970     }
7971     _trace();
7972
7973     CFRelease(formatter);
7974
7975     if (unseens) {
7976         Section *last = [sections_ lastObject];
7977         size_t count = [last count];
7978         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7979         [sections_ removeLastObject];
7980     }
7981
7982     if ([ignored count] != 0)
7983         [sections_ insertObject:ignored atIndex:0];
7984     if (upgrades_ != 0)
7985         [sections_ insertObject:upgradable atIndex:0];
7986
7987     [list_ reloadData];
7988
7989     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7990         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7991         style:UIBarButtonItemStylePlain
7992         target:self
7993         action:@selector(upgradeButtonClicked)
7994     ] autorelease]) animated:YES];
7995
7996     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7997         initWithTitle:UCLocalize("REFRESH")
7998         style:UIBarButtonItemStylePlain
7999         target:self
8000         action:@selector(refreshButtonClicked)
8001     ] autorelease]) animated:YES];
8002
8003     PrintTimes();
8004 } }
8005
8006 - (void) reloadData {
8007     [super reloadData];
8008     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
8009 }
8010
8011 @end
8012 /* }}} */
8013 /* Search Controller {{{ */
8014 @interface SearchController : FilteredPackageListController <
8015     UISearchBarDelegate
8016 > {
8017     _H<UISearchBar, 1> search_;
8018     BOOL searchloaded_;
8019 }
8020
8021 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
8022 - (void) reloadData;
8023
8024 @end
8025
8026 @implementation SearchController
8027
8028 - (NSURL *) referrerURL {
8029     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
8030 }
8031
8032 - (NSURL *) navigationURL {
8033     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
8034         return [NSURL URLWithString:@"cydia://search"];
8035     else
8036         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
8037 }
8038
8039 - (NSArray *) termsForQuery:(NSString *)query {
8040     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
8041     for (NSString *component in [query componentsSeparatedByString:@" "])
8042         if ([component length] != 0)
8043             [terms addObject:component];
8044
8045     return terms;
8046 }
8047
8048 - (void) useSearch {
8049     [self setObject:[self termsForQuery:[search_ text]] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
8050     [self clearData];
8051     [self reloadData];
8052 }
8053
8054 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
8055     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
8056     [self clearData];
8057     [self reloadData];
8058 }
8059
8060 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
8061     [search_ resignFirstResponder];
8062     [self useSearch];
8063 }
8064
8065 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
8066     [search_ setText:@""];
8067     [self searchBarButtonClicked:searchBar];
8068 }
8069
8070 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
8071     [self searchBarButtonClicked:searchBar];
8072 }
8073
8074 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
8075     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
8076     [self reloadData];
8077 }
8078
8079 - (bool) shouldYield {
8080     return YES;
8081 }
8082
8083 - (bool) shouldBlock {
8084     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
8085 }
8086
8087 - (bool) isSummarized {
8088     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
8089 }
8090
8091 - (bool) showsSections {
8092     return false;
8093 }
8094
8095 - (NSMutableArray *) _reloadPackages {
8096     NSMutableArray *packages([super _reloadPackages]);
8097     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
8098         [packages radixSortUsingSelector:@selector(rank)];
8099     return packages;
8100 }
8101
8102 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
8103     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[self termsForQuery:query]])) {
8104         search_ = [[[UISearchBar alloc] init] autorelease];
8105         [search_ setDelegate:self];
8106
8107         if (query != nil)
8108             [search_ setText:query];
8109     } return self;
8110 }
8111
8112 - (void) viewDidAppear:(BOOL)animated {
8113     [super viewDidAppear:animated];
8114
8115     if (!searchloaded_) {
8116         searchloaded_ = YES;
8117         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
8118         [search_ layoutSubviews];
8119         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
8120
8121         UITextField *textField;
8122         if ([search_ respondsToSelector:@selector(searchField)])
8123             textField = [search_ searchField];
8124         else
8125             textField = MSHookIvar<UITextField *>(search_, "_searchField");
8126
8127         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8128         [textField setEnablesReturnKeyAutomatically:NO];
8129         [[self navigationItem] setTitleView:textField];
8130     }
8131
8132     if ([self isSummarized])
8133         [search_ becomeFirstResponder];
8134 }
8135
8136 - (void) reloadData {
8137     id object([search_ text]);
8138     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
8139         object = [self termsForQuery:object];
8140
8141     [self setObject:object];
8142     [self resetCursor];
8143
8144     [super reloadData];
8145 }
8146
8147 - (void) didSelectPackage:(Package *)package {
8148     [search_ resignFirstResponder];
8149     [super didSelectPackage:package];
8150 }
8151
8152 @end
8153 /* }}} */
8154 /* Package Settings Controller {{{ */
8155 @interface PackageSettingsController : CyteViewController <
8156     UITableViewDataSource,
8157     UITableViewDelegate
8158 > {
8159     _transient Database *database_;
8160     _H<NSString> name_;
8161     _H<Package> package_;
8162     _H<UITableView, 2> table_;
8163     _H<UISwitch> subscribedSwitch_;
8164     _H<UISwitch> ignoredSwitch_;
8165     _H<UITableViewCell> subscribedCell_;
8166     _H<UITableViewCell> ignoredCell_;
8167 }
8168
8169 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
8170
8171 @end
8172
8173 @implementation PackageSettingsController
8174
8175 - (NSURL *) navigationURL {
8176     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
8177 }
8178
8179 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8180     if (package_ == nil)
8181         return 0;
8182
8183     if ([package_ installed] == nil)
8184         return 1;
8185     else
8186         return 2;
8187 }
8188
8189 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8190     if (package_ == nil)
8191         return 0;
8192
8193     // both sections contain just one item right now.
8194     return 1;
8195 }
8196
8197 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8198     return nil;
8199 }
8200
8201 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8202     if (section == 0)
8203         return UCLocalize("SHOW_ALL_CHANGES_EX");
8204     else
8205         return UCLocalize("IGNORE_UPGRADES_EX");
8206 }
8207
8208 - (void) onSubscribed:(id)control {
8209     bool value([control isOn]);
8210     if (package_ == nil)
8211         return;
8212     if ([package_ setSubscribed:value])
8213         [delegate_ updateData];
8214 }
8215
8216 - (void) _updateIgnored {
8217     const char *package([name_ UTF8String]);
8218     bool on([ignoredSwitch_ isOn]);
8219
8220     pid_t pid(ExecFork());
8221     if (pid == 0) {
8222         FILE *dpkg(popen("dpkg --set-selections", "w"));
8223         fwrite(package, strlen(package), 1, dpkg);
8224
8225         if (on)
8226             fwrite(" hold\n", 6, 1, dpkg);
8227         else
8228             fwrite(" install\n", 9, 1, dpkg);
8229
8230         pclose(dpkg);
8231
8232         exit(0);
8233         _assert(false);
8234     }
8235
8236     ReapZombie(pid);
8237 }
8238
8239 - (void) onIgnored:(id)control {
8240     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
8241     [invocation setTarget:self];
8242     [invocation setSelector:@selector(_updateIgnored)];
8243
8244     [delegate_ reloadDataWithInvocation:invocation];
8245 }
8246
8247 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8248     if (package_ == nil)
8249         return nil;
8250
8251     switch ([indexPath section]) {
8252         case 0: return subscribedCell_;
8253         case 1: return ignoredCell_;
8254
8255         _nodefault
8256     }
8257
8258     return nil;
8259 }
8260
8261 - (void) loadView {
8262     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8263     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8264     [self setView:view];
8265
8266     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8267     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8268     [(UITableView *) table_ setDataSource:self];
8269     [table_ setDelegate:self];
8270     [view addSubview:table_];
8271
8272     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8273     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8274     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
8275
8276     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8277     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8278     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
8279
8280     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
8281     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
8282     [subscribedCell_ setAccessoryView:subscribedSwitch_];
8283     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8284
8285     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
8286     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
8287     [ignoredCell_ setAccessoryView:ignoredSwitch_];
8288     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8289 }
8290
8291 - (void) viewDidLoad {
8292     [super viewDidLoad];
8293
8294     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
8295 }
8296
8297 - (void) releaseSubviews {
8298     ignoredCell_ = nil;
8299     subscribedCell_ = nil;
8300     table_ = nil;
8301     ignoredSwitch_ = nil;
8302     subscribedSwitch_ = nil;
8303
8304     [super releaseSubviews];
8305 }
8306
8307 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8308     if ((self = [super init]) != nil) {
8309         database_ = database;
8310         name_ = package;
8311     } return self;
8312 }
8313
8314 - (void) reloadData {
8315     [super reloadData];
8316
8317     package_ = [database_ packageWithName:name_];
8318
8319     if (package_ != nil) {
8320         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8321         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8322     } // XXX: what now, G?
8323
8324     [table_ reloadData];
8325 }
8326
8327 @end
8328 /* }}} */
8329
8330 /* Installed Controller {{{ */
8331 @interface InstalledController : FilteredPackageListController {
8332     BOOL expert_;
8333 }
8334
8335 - (id) initWithDatabase:(Database *)database;
8336
8337 - (void) updateRoleButton;
8338 - (void) queueStatusDidChange;
8339
8340 @end
8341
8342 @implementation InstalledController
8343
8344 - (NSURL *) referrerURL {
8345     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
8346 }
8347
8348 - (NSURL *) navigationURL {
8349     return [NSURL URLWithString:@"cydia://installed"];
8350 }
8351
8352 - (id) initWithDatabase:(Database *)database {
8353     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
8354         [self updateRoleButton];
8355         [self queueStatusDidChange];
8356     } return self;
8357 }
8358
8359 #if !AlwaysReload
8360 - (void) queueButtonClicked {
8361     [delegate_ queue];
8362 }
8363 #endif
8364
8365 - (void) queueStatusDidChange {
8366 #if !AlwaysReload
8367     if (IsWildcat_) {
8368         if (Queuing_) {
8369             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8370                 initWithTitle:UCLocalize("QUEUE")
8371                 style:UIBarButtonItemStyleDone
8372                 target:self
8373                 action:@selector(queueButtonClicked)
8374             ] autorelease]];
8375         } else {
8376             [[self navigationItem] setLeftBarButtonItem:nil];
8377         }
8378     }
8379 #endif
8380 }
8381
8382 - (void) updateRoleButton {
8383     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
8384         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8385             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
8386             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8387             target:self
8388             action:@selector(roleButtonClicked)
8389         ] autorelease]];
8390 }
8391
8392 - (void) roleButtonClicked {
8393     [self setObject:[NSNumber numberWithBool:expert_]];
8394     [self reloadData];
8395     expert_ = !expert_;
8396
8397     [self updateRoleButton];
8398 }
8399
8400 @end
8401 /* }}} */
8402
8403 /* Source Cell {{{ */
8404 @interface SourceCell : CyteTableViewCell <
8405     CyteTableViewCellDelegate
8406 > {
8407     _H<NSURL> url_;
8408     _H<UIImage> icon_;
8409     _H<NSString> origin_;
8410     _H<NSString> label_;
8411 }
8412
8413 - (void) setSource:(Source *)source;
8414
8415 @end
8416
8417 @implementation SourceCell
8418
8419 - (void) _setImage:(NSArray *)data {
8420     if ([url_ isEqual:[data objectAtIndex:0]]) {
8421         icon_ = [data objectAtIndex:1];
8422         [content_ setNeedsDisplay];
8423     }
8424 }
8425
8426 - (void) _setSource:(NSURL *) url {
8427     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8428
8429     if (NSData *data = [NSURLConnection
8430         sendSynchronousRequest:[NSURLRequest
8431             requestWithURL:url
8432             cachePolicy:NSURLRequestUseProtocolCachePolicy
8433             timeoutInterval:10
8434         ]
8435
8436         returningResponse:NULL
8437         error:NULL
8438     ])
8439         if (UIImage *image = [UIImage imageWithData:data])
8440             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8441
8442     [pool release];
8443 }
8444
8445 - (void) setSource:(Source *)source {
8446     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8447
8448     origin_ = [source name];
8449     label_ = [source rooturi];
8450
8451     [content_ setNeedsDisplay];
8452
8453     url_ = [source iconURL];
8454     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8455 }
8456
8457 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8458     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8459         UIView *content([self contentView]);
8460         CGRect bounds([content bounds]);
8461
8462         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8463         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8464         [content_ setBackgroundColor:[UIColor whiteColor]];
8465         [content addSubview:content_];
8466
8467         [content_ setDelegate:self];
8468         [content_ setOpaque:YES];
8469
8470         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8471     } return self;
8472 }
8473
8474 - (NSString *) accessibilityLabel {
8475     return label_;
8476 }
8477
8478 - (void) drawContentRect:(CGRect)rect {
8479     bool highlighted(highlighted_);
8480     float width(rect.size.width);
8481
8482     if (icon_ != nil) {
8483         CGRect rect;
8484         rect.size = [(UIImage *) icon_ size];
8485
8486         while (rect.size.width > 32 || rect.size.height > 32) {
8487             rect.size.width /= 2;
8488             rect.size.height /= 2;
8489         }
8490
8491         rect.origin.x = 25 - rect.size.width / 2;
8492         rect.origin.y = 25 - rect.size.height / 2;
8493
8494         [icon_ drawInRect:rect];
8495     }
8496
8497     if (highlighted && kCFCoreFoundationVersionNumber < 800)
8498         UISetColor(White_);
8499
8500     if (!highlighted)
8501         UISetColor(Black_);
8502     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 65) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8503
8504     if (!highlighted)
8505         UISetColor(Gray_);
8506     [label_ drawAtPoint:CGPointMake(48, 29) forWidth:(width - 65) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8507 }
8508
8509 @end
8510 /* }}} */
8511 /* Source Controller {{{ */
8512 @interface SourceController : FilteredPackageListController {
8513     _transient Source *source_;
8514     _H<NSString> key_;
8515 }
8516
8517 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8518
8519 @end
8520
8521 @implementation SourceController
8522
8523 - (NSURL *) referrerURL {
8524     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sources/%@", UI_, [key_ stringByAddingPercentEscapesIncludingReserved]]];
8525 }
8526
8527 - (NSURL *) navigationURL {
8528     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8529 }
8530
8531 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8532     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8533         source_ = source;
8534         key_ = [source key];
8535     } return self;
8536 }
8537
8538 - (void) reloadData {
8539     source_ = [database_ sourceWithKey:key_];
8540     key_ = [source_ key];
8541     [self setObject:source_];
8542
8543     [[self navigationItem] setTitle:[source_ label]];
8544
8545     [super reloadData];
8546 }
8547
8548 @end
8549 /* }}} */
8550 /* Sources Controller {{{ */
8551 @interface SourcesController : CyteViewController <
8552     UITableViewDataSource,
8553     UITableViewDelegate
8554 > {
8555     _transient Database *database_;
8556     unsigned era_;
8557
8558     _H<UITableView, 2> list_;
8559     _H<NSMutableArray> sources_;
8560     int offset_;
8561
8562     _H<NSString> href_;
8563     _H<UIProgressHUD> hud_;
8564     _H<NSError> error_;
8565
8566     //NSURLConnection *installer_;
8567     NSURLConnection *trivial_bz2_;
8568     NSURLConnection *trivial_gz_;
8569     //NSURLConnection *automatic_;
8570
8571     BOOL cydia_;
8572 }
8573
8574 - (id) initWithDatabase:(Database *)database;
8575 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8576
8577 @end
8578
8579 @implementation SourcesController
8580
8581 - (void) _releaseConnection:(NSURLConnection *)connection {
8582     if (connection != nil) {
8583         [connection cancel];
8584         //[connection setDelegate:nil];
8585         [connection release];
8586     }
8587 }
8588
8589 - (void) dealloc {
8590     //[self _releaseConnection:installer_];
8591     [self _releaseConnection:trivial_gz_];
8592     [self _releaseConnection:trivial_bz2_];
8593     //[self _releaseConnection:automatic_];
8594
8595     [super dealloc];
8596 }
8597
8598 - (NSURL *) navigationURL {
8599     return [NSURL URLWithString:@"cydia://sources"];
8600 }
8601
8602 - (void) viewDidAppear:(BOOL)animated {
8603     [super viewDidAppear:animated];
8604     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8605 }
8606
8607 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8608     return 1;
8609 }
8610
8611 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8612     return nil;
8613 }
8614
8615 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8616     return [sources_ count];
8617 }
8618
8619 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8620 @synchronized (database_) {
8621     if ([database_ era] != era_)
8622         return nil;
8623
8624     NSUInteger index([indexPath row]);
8625     return index < [sources_ count] ? [sources_ objectAtIndex:index] : nil;
8626 } }
8627
8628 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8629     static NSString *cellIdentifier = @"SourceCell";
8630
8631     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8632     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8633     [cell setSource:[self sourceAtIndexPath:indexPath]];
8634     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8635
8636     return cell;
8637 }
8638
8639 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8640     Source *source = [self sourceAtIndexPath:indexPath];
8641     if (source == nil) return;
8642
8643     SourceController *controller = [[[SourceController alloc]
8644         initWithDatabase:database_
8645         source:source
8646     ] autorelease];
8647
8648     [controller setDelegate:delegate_];
8649
8650     [[self navigationController] pushViewController:controller animated:YES];
8651 }
8652
8653 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8654     Source *source = [self sourceAtIndexPath:indexPath];
8655     return [source record] != nil;
8656 }
8657
8658 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8659     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8660         Source *source = [self sourceAtIndexPath:indexPath];
8661         if (source == nil) return;
8662
8663         [Sources_ removeObjectForKey:[source key]];
8664         Changed_ = true;
8665
8666         [delegate_ _saveConfig];
8667         [delegate_ reloadDataWithInvocation:nil];
8668     }
8669 }
8670
8671 - (void) complete {
8672     [delegate_ addTrivialSource:href_];
8673     href_ = nil;
8674
8675     [delegate_ syncData];
8676 }
8677
8678 - (NSString *) getWarning {
8679     NSString *href(href_);
8680     NSRange colon([href rangeOfString:@"://"]);
8681     if (colon.location != NSNotFound)
8682         href = [href substringFromIndex:(colon.location + 3)];
8683     href = [href stringByAddingPercentEscapes];
8684     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8685
8686     NSURL *url([NSURL URLWithString:href]);
8687
8688     NSStringEncoding encoding;
8689     NSError *error(nil);
8690
8691     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8692         return [warning length] == 0 ? nil : warning;
8693     return nil;
8694 }
8695
8696 - (void) _endConnection:(NSURLConnection *)connection {
8697     // XXX: the memory management in this method is horribly awkward
8698
8699     NSURLConnection **field = NULL;
8700     if (connection == trivial_bz2_)
8701         field = &trivial_bz2_;
8702     else if (connection == trivial_gz_)
8703         field = &trivial_gz_;
8704     _assert(field != NULL);
8705     [connection release];
8706     *field = nil;
8707
8708     if (
8709         trivial_bz2_ == nil &&
8710         trivial_gz_ == nil
8711     ) {
8712         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8713
8714         [delegate_ releaseNetworkActivityIndicator];
8715
8716         [delegate_ removeProgressHUD:hud_];
8717         hud_ = nil;
8718
8719         if (cydia_) {
8720             if (warning != nil) {
8721                 UIAlertView *alert = [[[UIAlertView alloc]
8722                     initWithTitle:UCLocalize("SOURCE_WARNING")
8723                     message:warning
8724                     delegate:self
8725                     cancelButtonTitle:UCLocalize("CANCEL")
8726                     otherButtonTitles:
8727                         UCLocalize("ADD_ANYWAY"),
8728                     nil
8729                 ] autorelease];
8730
8731                 [alert setContext:@"warning"];
8732                 [alert setNumberOfRows:1];
8733                 [alert show];
8734
8735                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8736                 error_ = nil;
8737                 return;
8738             }
8739
8740             [self complete];
8741         } else if (error_ != nil) {
8742             UIAlertView *alert = [[[UIAlertView alloc]
8743                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8744                 message:[error_ localizedDescription]
8745                 delegate:self
8746                 cancelButtonTitle:UCLocalize("OK")
8747                 otherButtonTitles:nil
8748             ] autorelease];
8749
8750             [alert setContext:@"urlerror"];
8751             [alert show];
8752
8753             href_ = nil;
8754         } else {
8755             UIAlertView *alert = [[[UIAlertView alloc]
8756                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8757                 message:UCLocalize("NOT_REPOSITORY_EX")
8758                 delegate:self
8759                 cancelButtonTitle:UCLocalize("OK")
8760                 otherButtonTitles:nil
8761             ] autorelease];
8762
8763             [alert setContext:@"trivial"];
8764             [alert show];
8765
8766             href_ = nil;
8767         }
8768
8769         error_ = nil;
8770     }
8771 }
8772
8773 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8774     switch ([response statusCode]) {
8775         case 200:
8776             cydia_ = YES;
8777     }
8778 }
8779
8780 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8781     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8782     error_ = error;
8783     [self _endConnection:connection];
8784 }
8785
8786 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8787     [self _endConnection:connection];
8788 }
8789
8790 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8791     NSURL *url([NSURL URLWithString:href]);
8792
8793     NSMutableURLRequest *request = [NSMutableURLRequest
8794         requestWithURL:url
8795         cachePolicy:NSURLRequestUseProtocolCachePolicy
8796         timeoutInterval:10
8797     ];
8798
8799     [request setHTTPMethod:method];
8800
8801     if (Machine_ != NULL)
8802         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8803
8804     if (UniqueID_ != nil)
8805         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8806
8807     if ([url isCydiaSecure]) {
8808         if (UniqueID_ != nil)
8809             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8810     }
8811
8812     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8813 }
8814
8815 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8816     NSString *context([alert context]);
8817
8818     if ([context isEqualToString:@"source"]) {
8819         switch (button) {
8820             case 1: {
8821                 NSString *href = [[alert textField] text];
8822
8823                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8824
8825                 if (![href hasSuffix:@"/"])
8826                     href_ = [href stringByAppendingString:@"/"];
8827                 else
8828                     href_ = href;
8829
8830                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8831                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8832                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8833
8834                 cydia_ = false;
8835
8836                 // XXX: this is stupid
8837                 hud_ = [delegate_ addProgressHUD];
8838                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8839                 [delegate_ retainNetworkActivityIndicator];
8840             } break;
8841
8842             case 0:
8843             break;
8844
8845             _nodefault
8846         }
8847
8848         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8849     } else if ([context isEqualToString:@"trivial"])
8850         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8851     else if ([context isEqualToString:@"urlerror"])
8852         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8853     else if ([context isEqualToString:@"warning"]) {
8854         switch (button) {
8855             case 1:
8856                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8857             break;
8858
8859             case 0:
8860             break;
8861
8862             _nodefault
8863         }
8864
8865         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8866     }
8867 }
8868
8869 - (void) loadView {
8870     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8871     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8872     [list_ setRowHeight:53];
8873     [(UITableView *) list_ setDataSource:self];
8874     [list_ setDelegate:self];
8875     [self setView:list_];
8876 }
8877
8878 - (void) viewDidLoad {
8879     [super viewDidLoad];
8880
8881     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8882     [self updateButtonsForEditingStatusAnimated:NO];
8883 }
8884
8885 - (void) viewWillAppear:(BOOL)animated {
8886     [super viewWillAppear:animated];
8887
8888     [list_ setEditing:NO];
8889     [self updateButtonsForEditingStatusAnimated:NO];
8890 }
8891
8892 - (void) releaseSubviews {
8893     list_ = nil;
8894
8895     sources_ = nil;
8896
8897     [super releaseSubviews];
8898 }
8899
8900 - (id) initWithDatabase:(Database *)database {
8901     if ((self = [super init]) != nil) {
8902         database_ = database;
8903     } return self;
8904 }
8905
8906 - (void) reloadData {
8907     [super reloadData];
8908
8909 @synchronized (database_) {
8910     era_ = [database_ era];
8911
8912     sources_ = [NSMutableArray arrayWithCapacity:16];
8913     [sources_ addObjectsFromArray:[database_ sources]];
8914     _trace();
8915     [sources_ sortUsingSelector:@selector(compareByName:)];
8916     _trace();
8917
8918     int count([sources_ count]);
8919     offset_ = 0;
8920     for (int i = 0; i != count; i++) {
8921         if ([[sources_ objectAtIndex:i] record] == nil)
8922             break;
8923         offset_++;
8924     }
8925
8926     [list_ reloadData];
8927 } }
8928
8929 - (void) showAddSourcePrompt {
8930     UIAlertView *alert = [[[UIAlertView alloc]
8931         initWithTitle:UCLocalize("ENTER_APT_URL")
8932         message:nil
8933         delegate:self
8934         cancelButtonTitle:UCLocalize("CANCEL")
8935         otherButtonTitles:
8936             UCLocalize("ADD_SOURCE"),
8937         nil
8938     ] autorelease];
8939
8940     [alert setContext:@"source"];
8941
8942     [alert setNumberOfRows:1];
8943     [alert addTextFieldWithValue:@"http://" label:@""];
8944
8945     UITextInputTraits *traits = [[alert textField] textInputTraits];
8946     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8947     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8948     [traits setKeyboardType:UIKeyboardTypeURL];
8949     // XXX: UIReturnKeyDone
8950     [traits setReturnKeyType:UIReturnKeyNext];
8951
8952     [alert show];
8953 }
8954
8955 - (void) addButtonClicked {
8956     [self showAddSourcePrompt];
8957 }
8958
8959 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8960     BOOL editing([list_ isEditing]);
8961
8962     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8963         initWithTitle:UCLocalize("ADD")
8964         style:UIBarButtonItemStylePlain
8965         target:self
8966         action:@selector(addButtonClicked)
8967     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8968
8969     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8970         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8971         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8972         target:self
8973         action:@selector(editButtonClicked)
8974     ] autorelease] animated:animated];
8975
8976     if (IsWildcat_ && !editing)
8977         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8978             initWithTitle:UCLocalize("SETTINGS")
8979             style:UIBarButtonItemStylePlain
8980             target:self
8981             action:@selector(settingsButtonClicked)
8982         ] autorelease]];
8983 }
8984
8985 - (void) settingsButtonClicked {
8986     [delegate_ showSettings];
8987 }
8988
8989 - (void) editButtonClicked {
8990     [list_ setEditing:![list_ isEditing] animated:YES];
8991     [self updateButtonsForEditingStatusAnimated:YES];
8992 }
8993
8994 @end
8995 /* }}} */
8996
8997 /* Settings Controller {{{ */
8998 @interface SettingsController : CyteViewController <
8999     UITableViewDataSource,
9000     UITableViewDelegate
9001 > {
9002     _transient Database *database_;
9003     // XXX: ok, "roledelegate_"?...
9004     _transient id roledelegate_;
9005     _H<UITableView, 2> table_;
9006     _H<UISegmentedControl> segment_;
9007     _H<UIView> container_;
9008 }
9009
9010 - (void) showDoneButton;
9011 - (void) resizeSegmentedControl;
9012
9013 @end
9014
9015 @implementation SettingsController
9016
9017 - (void) loadView {
9018     table_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStyleGrouped] autorelease];
9019     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9020     [table_ setDelegate:self];
9021     [(UITableView *) table_ setDataSource:self];
9022     [self setView:table_];
9023
9024     NSArray *items = [NSArray arrayWithObjects:
9025         UCLocalize("USER"),
9026         UCLocalize("HACKER"),
9027         UCLocalize("DEVELOPER"),
9028     nil];
9029     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
9030     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
9031     [container_ addSubview:segment_];
9032 }
9033
9034 - (void) viewDidLoad {
9035     [super viewDidLoad];
9036
9037     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
9038
9039     int index = -1;
9040     if ([Role_ isEqualToString:@"User"]) index = 0;
9041     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
9042     if ([Role_ isEqualToString:@"Developer"]) index = 2;
9043     if (index != -1) {
9044         [segment_ setSelectedSegmentIndex:index];
9045         [self showDoneButton];
9046     }
9047
9048     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
9049     [self resizeSegmentedControl];
9050 }
9051
9052 - (void) releaseSubviews {
9053     table_ = nil;
9054     segment_ = nil;
9055     container_ = nil;
9056
9057     [super releaseSubviews];
9058 }
9059
9060 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
9061     if ((self = [super init]) != nil) {
9062         database_ = database;
9063         roledelegate_ = delegate;
9064     } return self;
9065 }
9066
9067 - (void) resizeSegmentedControl {
9068     CGFloat width = [[self view] frame].size.width;
9069     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
9070 }
9071
9072 - (void) viewWillAppear:(BOOL)animated {
9073     [super viewWillAppear:animated];
9074     [self resizeSegmentedControl];
9075 }
9076
9077 - (void) viewDidAppear:(BOOL)animated {
9078     [super viewDidAppear:animated];
9079     [segment_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin)];
9080     [self resizeSegmentedControl];
9081 }
9082
9083 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
9084     [self resizeSegmentedControl];
9085 }
9086
9087 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
9088     [self resizeSegmentedControl];
9089 }
9090
9091 - (void) save {
9092     NSString *role(nil);
9093
9094     switch ([segment_ selectedSegmentIndex]) {
9095         case 0: role = @"User"; break;
9096         case 1: role = @"Hacker"; break;
9097         case 2: role = @"Developer"; break;
9098
9099         _nodefault
9100     }
9101
9102     if (![role isEqualToString:Role_]) {
9103         bool rolling(Role_ == nil);
9104         Role_ = role;
9105
9106         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
9107             Role_, @"Role",
9108         nil];
9109
9110         [Metadata_ setObject:Settings_ forKey:@"Settings"];
9111         Changed_ = true;
9112
9113         if (rolling)
9114             [roledelegate_ loadData];
9115         else
9116             [roledelegate_ updateData];
9117     }
9118 }
9119
9120 - (void) segmentChanged:(UISegmentedControl *)control {
9121     [self showDoneButton];
9122 }
9123
9124 - (void) saveAndClose {
9125     [self save];
9126
9127     [[self navigationItem] setRightBarButtonItem:nil];
9128     [[self navigationController] dismissModalViewControllerAnimated:YES];
9129 }
9130
9131 - (void) doneButtonClicked {
9132     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
9133     [spinner startAnimating];
9134     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
9135     [[self navigationItem] setRightBarButtonItem:spinItem];
9136
9137     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
9138 }
9139
9140 - (void) showDoneButton {
9141     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
9142         initWithTitle:UCLocalize("DONE")
9143         style:UIBarButtonItemStyleDone
9144         target:self
9145         action:@selector(doneButtonClicked)
9146     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
9147 }
9148
9149 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
9150     // XXX: For not having a single cell in the table, this sure is a lot of sections.
9151     return 6;
9152 }
9153
9154 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
9155     return 0; // :(
9156 }
9157
9158 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
9159     return nil; // This method is required by the protocol.
9160 }
9161
9162 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
9163     if (section == 1)
9164         return UCLocalize("ROLE_EX");
9165     if (section == 4)
9166         return [NSString stringWithFormat:
9167             @"%@: %@\n%@: %@\n%@: %@",
9168             UCLocalize("USER"), UCLocalize("USER_EX"),
9169             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
9170             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
9171         ];
9172     else return nil;
9173 }
9174
9175 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
9176     return section == 3 ? 44.0f : 0;
9177 }
9178
9179 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
9180     return section == 3 ? container_ : nil;
9181 }
9182
9183 - (void) reloadData {
9184     [super reloadData];
9185
9186     [table_ reloadData];
9187 }
9188
9189 @end
9190 /* }}} */
9191 /* Stash Controller {{{ */
9192 @interface StashController : CyteViewController {
9193     _H<UIActivityIndicatorView> spinner_;
9194     _H<UILabel> status_;
9195     _H<UILabel> caption_;
9196 }
9197
9198 @end
9199
9200 @implementation StashController
9201
9202 - (void) loadView {
9203     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
9204     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
9205     [self setView:view];
9206
9207     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
9208
9209     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
9210     CGRect spinrect = [spinner_ frame];
9211     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
9212     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
9213     [spinner_ setFrame:spinrect];
9214     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
9215     [view addSubview:spinner_];
9216     [spinner_ startAnimating];
9217
9218     CGRect captrect;
9219     captrect.size.width = [[self view] frame].size.width;
9220     captrect.size.height = 40.0f;
9221     captrect.origin.x = 0;
9222     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
9223     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
9224     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
9225     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
9226     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
9227     [caption_ setTextColor:[UIColor whiteColor]];
9228     [caption_ setBackgroundColor:[UIColor clearColor]];
9229     [caption_ setShadowColor:[UIColor blackColor]];
9230     [caption_ setTextAlignment:UITextAlignmentCenter];
9231     [view addSubview:caption_];
9232
9233     CGRect statusrect;
9234     statusrect.size.width = [[self view] frame].size.width;
9235     statusrect.size.height = 30.0f;
9236     statusrect.origin.x = 0;
9237     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
9238     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
9239     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
9240     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
9241     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
9242     [status_ setTextColor:[UIColor whiteColor]];
9243     [status_ setBackgroundColor:[UIColor clearColor]];
9244     [status_ setShadowColor:[UIColor blackColor]];
9245     [status_ setTextAlignment:UITextAlignmentCenter];
9246     [view addSubview:status_];
9247 }
9248
9249 - (void) releaseSubviews {
9250     spinner_ = nil;
9251     status_ = nil;
9252     caption_ = nil;
9253
9254     [super releaseSubviews];
9255 }
9256
9257 @end
9258 /* }}} */
9259
9260 @interface CYURLCache : SDURLCache {
9261 }
9262
9263 @end
9264
9265 @implementation CYURLCache
9266
9267 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
9268 #if !ForRelease
9269     if (false);
9270     else if ([event isEqualToString:@"no-cache"])
9271         event = @"!!!";
9272     else if ([event isEqualToString:@"store"])
9273         event = @">>>";
9274     else if ([event isEqualToString:@"invalid"])
9275         event = @"???";
9276     else if ([event isEqualToString:@"memory"])
9277         event = @"mem";
9278     else if ([event isEqualToString:@"disk"])
9279         event = @"ssd";
9280     else if ([event isEqualToString:@"miss"])
9281         event = @"---";
9282
9283     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
9284 #endif
9285 }
9286
9287 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
9288     if (NSURLResponse *response = [cached response])
9289         if (NSString *mime = [response MIMEType])
9290             if ([mime isEqualToString:@"text/cache-manifest"]) {
9291                 NSURL *url([response URL]);
9292
9293 #if !ForRelease
9294                 NSLog(@"###: %@", [url absoluteString]);
9295 #endif
9296
9297                 @synchronized (HostConfig_) {
9298                     [CachedURLs_ addObject:url];
9299                 }
9300             }
9301
9302     [super storeCachedResponse:cached forRequest:request];
9303 }
9304
9305 @end
9306
9307 @interface Cydia : UIApplication <
9308     ConfirmationControllerDelegate,
9309     DatabaseDelegate,
9310     CydiaDelegate,
9311     UINavigationControllerDelegate,
9312     UITabBarControllerDelegate
9313 > {
9314     _H<UIWindow> window_;
9315     _H<CYTabBarController> tabbar_;
9316     _H<CydiaLoadingViewController> emulated_;
9317
9318     _H<NSMutableArray> essential_;
9319     _H<NSMutableArray> broken_;
9320
9321     Database *database_;
9322
9323     _H<NSURL> starturl_;
9324
9325     unsigned locked_;
9326     unsigned activity_;
9327
9328     _H<StashController> stash_;
9329
9330     bool loaded_;
9331 }
9332
9333 - (void) loadData;
9334
9335 @end
9336
9337 @implementation Cydia
9338
9339 - (void) lockSuspend {
9340     if (locked_++ == 0) {
9341         if ($SBSSetInterceptsMenuButtonForever != NULL)
9342             (*$SBSSetInterceptsMenuButtonForever)(true);
9343
9344         [self setIdleTimerDisabled:YES];
9345     }
9346 }
9347
9348 - (void) unlockSuspend {
9349     if (--locked_ == 0) {
9350         [self setIdleTimerDisabled:NO];
9351
9352         if ($SBSSetInterceptsMenuButtonForever != NULL)
9353             (*$SBSSetInterceptsMenuButtonForever)(false);
9354     }
9355 }
9356
9357 - (void) beginUpdate {
9358     [tabbar_ beginUpdate];
9359 }
9360
9361 - (BOOL) updating {
9362     return [tabbar_ updating];
9363 }
9364
9365 - (void) _loaded {
9366     if ([broken_ count] != 0) {
9367         int count = [broken_ count];
9368
9369         UIAlertView *alert = [[[UIAlertView alloc]
9370             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9371             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9372             delegate:self
9373             cancelButtonTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("FORCIBLY_CLEAR"), UCLocalize("UNSAFE")]
9374             otherButtonTitles:
9375                 UCLocalize("TEMPORARY_IGNORE"),
9376             nil
9377         ] autorelease];
9378
9379         [alert setContext:@"fixhalf"];
9380         [alert setNumberOfRows:2];
9381         [alert show];
9382     } else if (!Ignored_ && [essential_ count] != 0) {
9383         int count = [essential_ count];
9384
9385         UIAlertView *alert = [[[UIAlertView alloc]
9386             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9387             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9388             delegate:self
9389             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9390             otherButtonTitles:
9391                 UCLocalize("UPGRADE_ESSENTIAL"),
9392                 UCLocalize("COMPLETE_UPGRADE"),
9393             nil
9394         ] autorelease];
9395
9396         [alert setContext:@"upgrade"];
9397         [alert show];
9398     }
9399 }
9400
9401 - (void) returnToCydia {
9402     [self _loaded];
9403 }
9404
9405 - (void) _saveConfig {
9406     @synchronized (database_) {
9407         _trace();
9408         MetaFile_.Sync();
9409         _trace();
9410     }
9411
9412     if (Changed_) {
9413         NSString *error(nil);
9414
9415         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9416             _trace();
9417             NSError *error(nil);
9418             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
9419                 NSLog(@"failure to save metadata data: %@", error);
9420             _trace();
9421
9422             Changed_ = false;
9423         } else {
9424             NSLog(@"failure to serialize metadata: %@", error);
9425         }
9426     }
9427
9428     CydiaWriteSources();
9429 }
9430
9431 // Navigation controller for the queuing badge.
9432 - (UINavigationController *) queueNavigationController {
9433     NSArray *controllers = [tabbar_ viewControllers];
9434     return [controllers objectAtIndex:3];
9435 }
9436
9437 - (void) unloadData {
9438     [tabbar_ unloadData];
9439 }
9440
9441 - (void) _updateData {
9442     [self _saveConfig];
9443     [self unloadData];
9444
9445     UINavigationController *navigation = [self queueNavigationController];
9446
9447     id queuedelegate = nil;
9448     if ([[navigation viewControllers] count] > 0)
9449         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9450
9451     [queuedelegate queueStatusDidChange];
9452     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9453 }
9454
9455 - (void) _refreshIfPossible:(NSDate *)update {
9456     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9457
9458     bool recently = false;
9459     if (update != nil) {
9460         NSTimeInterval interval([update timeIntervalSinceNow]);
9461         if (interval <= 0 && interval > -(15*60))
9462             recently = true;
9463     }
9464
9465     // Don't automatic refresh if:
9466     //  - We already refreshed recently.
9467     //  - We already auto-refreshed this launch.
9468     //  - Auto-refresh is disabled.
9469     //  - Cydia's server is not reachable
9470     if (recently || loaded_ || ManualRefresh || !IsReachable("cydia.saurik.com")) {
9471         // If we are cancelling, we need to make sure it knows it's already loaded.
9472         loaded_ = true;
9473
9474         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9475     } else {
9476         // We are going to load, so remember that.
9477         loaded_ = true;
9478
9479         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9480     }
9481
9482     [pool release];
9483 }
9484
9485 - (void) refreshIfPossible {
9486     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9487 }
9488
9489 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9490 @synchronized (self) {
9491     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9492     if (hud != nil)
9493         [hud setText:UCLocalize("RELOADING_DATA")];
9494
9495     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9496
9497     size_t changes(0);
9498
9499     [essential_ removeAllObjects];
9500     [broken_ removeAllObjects];
9501
9502     NSArray *packages([database_ packages]);
9503     for (Package *package in packages) {
9504         if ([package half])
9505             [broken_ addObject:package];
9506         if ([package upgradableAndEssential:YES] && ![package ignored]) {
9507             if ([package essential] && [package installed] != nil)
9508                 [essential_ addObject:package];
9509             ++changes;
9510         }
9511     }
9512
9513     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9514     if (changes != 0) {
9515         _trace();
9516         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9517         [changesItem setBadgeValue:badge];
9518         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9519         [self setApplicationIconBadgeNumber:changes];
9520     } else {
9521         _trace();
9522         [changesItem setBadgeValue:nil];
9523         [changesItem setAnimatedBadge:NO];
9524         [self setApplicationIconBadgeNumber:0];
9525     }
9526
9527     [self _updateData];
9528
9529     if (hud != nil)
9530         [self removeProgressHUD:hud];
9531 } }
9532
9533 - (void) updateData {
9534     [self _updateData];
9535 }
9536
9537 - (void) updateDataAndLoad {
9538     [self _updateData];
9539     if ([database_ progressDelegate] == nil)
9540         [self _loaded];
9541 }
9542
9543 - (void) update_ {
9544     [database_ update];
9545     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9546 }
9547
9548 - (void) disemulate {
9549     if (emulated_ == nil)
9550         return;
9551
9552     [window_ addSubview:[tabbar_ view]];
9553     [[emulated_ view] removeFromSuperview];
9554     emulated_ = nil;
9555     [window_ setUserInteractionEnabled:YES];
9556 }
9557
9558 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9559     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9560     if (IsWildcat_)
9561         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9562
9563     UIViewController *parent;
9564     if (emulated_ == nil)
9565         parent = tabbar_;
9566     else if (!force)
9567         parent = emulated_;
9568     else {
9569         [self disemulate];
9570         parent = tabbar_;
9571     }
9572
9573     [parent presentModalViewController:navigation animated:YES];
9574 }
9575
9576 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9577     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9578
9579     if (navigation != nil)
9580         [navigation pushViewController:progress animated:YES];
9581     else
9582         [self presentModalViewController:progress force:YES];
9583
9584     [progress invoke:invocation withTitle:title];
9585     return progress;
9586 }
9587
9588 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9589     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9590 }
9591
9592 - (void) repairWithInvocation:(NSInvocation *)invocation {
9593     _trace();
9594     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9595     _trace();
9596 }
9597
9598 - (void) repairWithSelector:(SEL)selector {
9599     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9600 }
9601
9602 - (void) reloadData {
9603     [self reloadDataWithInvocation:nil];
9604     if ([database_ progressDelegate] == nil)
9605         [self _loaded];
9606 }
9607
9608 - (void) syncData {
9609     [self _saveConfig];
9610     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9611 }
9612
9613 - (void) addSource:(NSDictionary *) source {
9614     CydiaAddSource(source);
9615 }
9616
9617 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9618     CydiaAddSource(href, distribution, sections);
9619 }
9620
9621 - (void) addTrivialSource:(NSString *)href {
9622     CydiaAddSource(href, @"./");
9623 }
9624
9625 - (void) updateValues {
9626     Changed_ = true;
9627 }
9628
9629 - (void) resolve {
9630     pkgProblemResolver *resolver = [database_ resolver];
9631
9632     resolver->InstallProtect();
9633     if (!resolver->Resolve(true))
9634         _error->Discard();
9635 }
9636
9637 - (bool) perform {
9638     // XXX: this is a really crappy way of doing this.
9639     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9640     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9641     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9642     if ([tabbar_ updating])
9643         [tabbar_ cancelUpdate];
9644
9645     if (![database_ prepare])
9646         return false;
9647
9648     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9649     [page setDelegate:self];
9650     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9651
9652     if (IsWildcat_)
9653         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9654     [tabbar_ presentModalViewController:confirm_ animated:YES];
9655
9656     return true;
9657 }
9658
9659 - (void) queue {
9660     @synchronized (self) {
9661         [self perform];
9662     }
9663 }
9664
9665 - (void) clearPackage:(Package *)package {
9666     @synchronized (self) {
9667         [package clear];
9668         [self resolve];
9669         [self perform];
9670     }
9671 }
9672
9673 - (void) installPackages:(NSArray *)packages {
9674     @synchronized (self) {
9675         for (Package *package in packages)
9676             [package install];
9677         [self resolve];
9678         [self perform];
9679     }
9680 }
9681
9682 - (void) installPackage:(Package *)package {
9683     @synchronized (self) {
9684         [package install];
9685         [self resolve];
9686         [self perform];
9687     }
9688 }
9689
9690 - (void) removePackage:(Package *)package {
9691     @synchronized (self) {
9692         [package remove];
9693         [self resolve];
9694         [self perform];
9695     }
9696 }
9697
9698 - (void) distUpgrade {
9699     @synchronized (self) {
9700         if (![database_ upgrade])
9701             return;
9702         [self perform];
9703     }
9704 }
9705
9706 - (void) _uicache {
9707     _trace();
9708     system("su -c /usr/bin/uicache mobile");
9709     _trace();
9710 }
9711
9712 - (void) uicache {
9713     UIProgressHUD *hud([self addProgressHUD]);
9714     [hud setText:UCLocalize("LOADING")];
9715     [self yieldToSelector:@selector(_uicache)];
9716     [self removeProgressHUD:hud];
9717 }
9718
9719 - (void) perform_ {
9720     [database_ perform];
9721     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9722     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9723 }
9724
9725 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9726     Queuing_ = false;
9727     [self lockSuspend];
9728     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9729     [self unlockSuspend];
9730 }
9731
9732 - (void) showSettings {
9733     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9734 }
9735
9736 - (void) retainNetworkActivityIndicator {
9737     if (activity_++ == 0)
9738         [self setNetworkActivityIndicatorVisible:YES];
9739
9740 #if TraceLogging
9741     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9742 #endif
9743 }
9744
9745 - (void) releaseNetworkActivityIndicator {
9746     if (--activity_ == 0)
9747         [self setNetworkActivityIndicatorVisible:NO];
9748
9749 #if TraceLogging
9750     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9751 #endif
9752
9753 }
9754
9755 - (void) cancelAndClear:(bool)clear {
9756     @synchronized (self) {
9757         if (clear) {
9758             [database_ clear];
9759             Queuing_ = false;
9760         } else {
9761             Queuing_ = true;
9762         }
9763
9764         [self _updateData];
9765     }
9766 }
9767
9768 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9769     NSString *context([alert context]);
9770
9771     if ([context isEqualToString:@"conffile"]) {
9772         FILE *input = [database_ input];
9773         if (button == [alert cancelButtonIndex])
9774             fprintf(input, "N\n");
9775         else if (button == [alert firstOtherButtonIndex])
9776             fprintf(input, "Y\n");
9777         fflush(input);
9778
9779         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9780     } else if ([context isEqualToString:@"fixhalf"]) {
9781         if (button == [alert cancelButtonIndex]) {
9782             @synchronized (self) {
9783                 for (Package *broken in (id) broken_) {
9784                     [broken remove];
9785
9786                     NSString *id = [broken id];
9787                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9788                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9789                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9790                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9791                 }
9792
9793                 [self resolve];
9794                 [self perform];
9795             }
9796         } else if (button == [alert firstOtherButtonIndex]) {
9797             [broken_ removeAllObjects];
9798             [self _loaded];
9799         }
9800
9801         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9802     } else if ([context isEqualToString:@"upgrade"]) {
9803         if (button == [alert firstOtherButtonIndex]) {
9804             @synchronized (self) {
9805                 for (Package *essential in (id) essential_)
9806                     [essential install];
9807
9808                 [self resolve];
9809                 [self perform];
9810             }
9811         } else if (button == [alert firstOtherButtonIndex] + 1) {
9812             [self distUpgrade];
9813         } else if (button == [alert cancelButtonIndex]) {
9814             Ignored_ = YES;
9815         }
9816
9817         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9818     }
9819 }
9820
9821 - (void) system:(NSString *)command {
9822     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9823
9824     _trace();
9825     system([command UTF8String]);
9826     _trace();
9827
9828     [pool release];
9829 }
9830
9831 - (void) applicationWillSuspend {
9832     [database_ clean];
9833     [super applicationWillSuspend];
9834 }
9835
9836 - (BOOL) isSafeToSuspend {
9837     if (locked_ != 0) {
9838 #if !ForRelease
9839         NSLog(@"isSafeToSuspend: locked_ != 0");
9840 #endif
9841         return false;
9842     }
9843
9844     // Use external process status API internally.
9845     // This is probably a really bad idea.
9846     // XXX: what is the point of this? does this solve anything at all?
9847     uint64_t status = 0;
9848     int notify_token;
9849     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9850         notify_get_state(notify_token, &status);
9851         notify_cancel(notify_token);
9852     }
9853
9854     if (status != 0) {
9855 #if !ForRelease
9856         NSLog(@"isSafeToSuspend: status != 0");
9857 #endif
9858         return false;
9859     }
9860
9861 #if !ForRelease
9862     NSLog(@"isSafeToSuspend: -> true");
9863 #endif
9864     return true;
9865 }
9866
9867 - (void) applicationSuspend:(__GSEvent *)event {
9868     if ([self isSafeToSuspend])
9869         [super applicationSuspend:event];
9870 }
9871
9872 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9873     if ([self isSafeToSuspend])
9874         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9875 }
9876
9877 - (void) _setSuspended:(BOOL)value {
9878     if ([self isSafeToSuspend])
9879         [super _setSuspended:value];
9880 }
9881
9882 - (UIProgressHUD *) addProgressHUD {
9883     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9884     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9885
9886     [window_ setUserInteractionEnabled:NO];
9887
9888     UIViewController *target(tabbar_);
9889     if (UIViewController *modal = [target modalViewController])
9890         target = modal;
9891
9892     [hud showInView:[target view]];
9893
9894     [self lockSuspend];
9895     return hud;
9896 }
9897
9898 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9899     [self unlockSuspend];
9900     [hud hide];
9901     [hud removeFromSuperview];
9902     [window_ setUserInteractionEnabled:YES];
9903 }
9904
9905 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9906     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9907 }
9908
9909 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9910     NSString *scheme([[url scheme] lowercaseString]);
9911     if ([[url absoluteString] length] <= [scheme length] + 3)
9912         return nil;
9913     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9914     NSArray *components([path componentsSeparatedByString:@"/"]);
9915
9916     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9917         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9918         if (controller != nil)
9919             [controller setDelegate:self];
9920         return controller;
9921     }
9922
9923     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9924         return nil;
9925
9926     NSString *base([components objectAtIndex:0]);
9927
9928     CyteViewController *controller = nil;
9929
9930     if ([base isEqualToString:@"url"]) {
9931         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9932         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9933         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9934     } else if (!external && [components count] == 1) {
9935         if ([base isEqualToString:@"manage"]) {
9936             controller = [[[ManageController alloc] init] autorelease];
9937         }
9938
9939         if ([base isEqualToString:@"storage"]) {
9940             controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/storage/", UI_]]] autorelease];
9941         }
9942
9943         if ([base isEqualToString:@"sources"]) {
9944             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9945         }
9946
9947         if ([base isEqualToString:@"home"]) {
9948             controller = [[[HomeController alloc] init] autorelease];
9949         }
9950
9951         if ([base isEqualToString:@"sections"]) {
9952             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9953         }
9954
9955         if ([base isEqualToString:@"search"]) {
9956             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9957         }
9958
9959         if ([base isEqualToString:@"changes"]) {
9960             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9961         }
9962
9963         if ([base isEqualToString:@"installed"]) {
9964             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9965         }
9966     } else if ([components count] == 2) {
9967         NSString *argument = [components objectAtIndex:1];
9968
9969         if ([base isEqualToString:@"package"]) {
9970             controller = [self pageForPackage:argument withReferrer:referrer];
9971         }
9972
9973         if (!external && [base isEqualToString:@"search"]) {
9974             controller = [[[SearchController alloc] initWithDatabase:database_ query:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]] autorelease];
9975         }
9976
9977         if (!external && [base isEqualToString:@"sections"]) {
9978             if ([argument isEqualToString:@"all"])
9979                 argument = nil;
9980             controller = [[[SectionController alloc] initWithDatabase:database_ section:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]] autorelease];
9981         }
9982
9983         if (!external && [base isEqualToString:@"sources"]) {
9984             if ([argument isEqualToString:@"add"]) {
9985                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9986                 [(SourcesController *)controller showAddSourcePrompt];
9987             } else {
9988                 Source *source = [database_ sourceWithKey:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
9989                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9990             }
9991         }
9992
9993         if (!external && [base isEqualToString:@"launch"]) {
9994             [self launchApplicationWithIdentifier:argument suspended:NO];
9995             return nil;
9996         }
9997     } else if (!external && [components count] == 3) {
9998         NSString *arg1 = [components objectAtIndex:1];
9999         NSString *arg2 = [components objectAtIndex:2];
10000
10001         if ([base isEqualToString:@"package"]) {
10002             if ([arg2 isEqualToString:@"settings"]) {
10003                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
10004             } else if ([arg2 isEqualToString:@"files"]) {
10005                 if (Package *package = [database_ packageWithName:arg1]) {
10006                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
10007                     [(FileTable *)controller setPackage:package];
10008                 }
10009             }
10010         }
10011     }
10012
10013     [controller setDelegate:self];
10014     return controller;
10015 }
10016
10017 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
10018     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
10019
10020     if (page != nil)
10021         [tabbar_ setUnselectedViewController:page];
10022
10023     return page != nil;
10024 }
10025
10026 - (void) applicationOpenURL:(NSURL *)url {
10027     [super applicationOpenURL:url];
10028
10029     if (!loaded_)
10030         starturl_ = url;
10031     else
10032         [self openCydiaURL:url forExternal:YES];
10033 }
10034
10035 - (void) applicationWillResignActive:(UIApplication *)application {
10036     // Stop refreshing if you get a phone call or lock the device.
10037     if ([tabbar_ updating])
10038         [tabbar_ cancelUpdate];
10039
10040     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
10041         [super applicationWillResignActive:application];
10042 }
10043
10044 - (void) saveState {
10045     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
10046     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
10047     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
10048     Changed_ = true;
10049
10050     [self _saveConfig];
10051 }
10052
10053 - (void) applicationWillTerminate:(UIApplication *)application {
10054     [self saveState];
10055 }
10056
10057 - (void) setConfigurationData:(NSString *)data {
10058     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
10059
10060     if (!conffile_r(data)) {
10061         lprintf("E:invalid conffile\n");
10062         return;
10063     }
10064
10065     NSString *ofile = conffile_r[1];
10066     //NSString *nfile = conffile_r[2];
10067
10068     UIAlertView *alert = [[[UIAlertView alloc]
10069         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
10070         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
10071         delegate:self
10072         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
10073         otherButtonTitles:
10074             UCLocalize("ACCEPT_NEW_COPY"),
10075             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
10076         nil
10077     ] autorelease];
10078
10079     [alert setContext:@"conffile"];
10080     [alert setNumberOfRows:2];
10081     [alert show];
10082 }
10083
10084 - (void) addStashController {
10085     [self lockSuspend];
10086     stash_ = [[[StashController alloc] init] autorelease];
10087     [window_ addSubview:[stash_ view]];
10088 }
10089
10090 - (void) removeStashController {
10091     [[stash_ view] removeFromSuperview];
10092     stash_ = nil;
10093     [self unlockSuspend];
10094 }
10095
10096 - (void) stash {
10097     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
10098     UpdateExternalStatus(1);
10099     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
10100     UpdateExternalStatus(0);
10101
10102     [self removeStashController];
10103
10104     pid_t pid(ExecFork());
10105     if (pid == 0) {
10106         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
10107         perror("launchctl stop");
10108         exit(0);
10109     }
10110
10111     ReapZombie(pid);
10112 }
10113
10114 - (void) setupViewControllers {
10115     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
10116
10117     NSMutableArray *items;
10118     if (kCFCoreFoundationVersionNumber < 800) {
10119         items = [NSMutableArray arrayWithObjects:
10120             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
10121             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
10122             [[[UITabBarItem alloc] initWithTitle:(AprilFools_ ? @"Timeline" : UCLocalize("CHANGES")) image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
10123             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
10124         nil];
10125
10126         if (IsWildcat_) {
10127             [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
10128             [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
10129         } else {
10130             [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
10131         }
10132     } else {
10133         items = [NSMutableArray arrayWithObjects:
10134             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home7.png"] selectedImage:[UIImage applicationImageNamed:@"home7s.png"]] autorelease],
10135             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install7.png"] selectedImage:[UIImage applicationImageNamed:@"install7s.png"]] autorelease],
10136             [[[UITabBarItem alloc] initWithTitle:(AprilFools_ ? @"Timeline" : UCLocalize("CHANGES")) image:[UIImage applicationImageNamed:@"changes7.png"] selectedImage:[UIImage applicationImageNamed:@"changes7s.png"]] autorelease],
10137             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search7.png"] selectedImage:[UIImage applicationImageNamed:@"search7s.png"]] autorelease],
10138         nil];
10139
10140         if (IsWildcat_) {
10141             [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source7.png"] selectedImage:[UIImage applicationImageNamed:@"source7s.png"]] autorelease] atIndex:3];
10142             [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage7.png"] selectedImage:[UIImage applicationImageNamed:@"manage7s.png"]] autorelease] atIndex:3];
10143         } else {
10144             [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage7.png"] selectedImage:[UIImage applicationImageNamed:@"manage7s.png"]] autorelease] atIndex:3];
10145         }
10146     }
10147
10148     NSMutableArray *controllers([NSMutableArray array]);
10149     for (UITabBarItem *item in items) {
10150         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
10151         [controller setTabBarItem:item];
10152         [controllers addObject:controller];
10153     }
10154     [tabbar_ setViewControllers:controllers];
10155
10156     [tabbar_ setUpdateDelegate:self];
10157 }
10158
10159 - (void) _sendMemoryWarningNotification {
10160     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
10161         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
10162     else
10163         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
10164 }
10165
10166 - (void) _sendMemoryWarningNotifications {
10167     while (true) {
10168         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
10169         sleep(2);
10170         //usleep(2000000);
10171     }
10172 }
10173
10174 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
10175     NSLog(@"--");
10176     [[NSURLCache sharedURLCache] removeAllCachedResponses];
10177 }
10178
10179 - (void) applicationDidFinishLaunching:(id)unused {
10180     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
10181
10182 _trace();
10183     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
10184         [self setApplicationSupportsShakeToEdit:NO];
10185
10186     @synchronized (HostConfig_) {
10187         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
10188     }
10189
10190     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
10191         initWithMemoryCapacity:524288
10192         diskCapacity:10485760
10193         diskPath:[NSString stringWithFormat:@"%@/SDURLCache", Cache_]
10194     ] autorelease]];
10195
10196     [CydiaWebViewController _initialize];
10197
10198     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
10199
10200     // this would disallow http{,s} URLs from accessing this data
10201     //[WebView registerURLSchemeAsLocal:@"cydia"];
10202
10203     Font12_ = [UIFont systemFontOfSize:12];
10204     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
10205     Font14_ = [UIFont systemFontOfSize:14];
10206     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
10207     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
10208
10209     essential_ = [NSMutableArray arrayWithCapacity:4];
10210     broken_ = [NSMutableArray arrayWithCapacity:4];
10211
10212     // XXX: I really need this thing... like, seriously... I'm sorry
10213     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
10214
10215     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
10216     [window_ orderFront:self];
10217     [window_ makeKey:self];
10218     [window_ setHidden:NO];
10219
10220     if (false) stash: {
10221         [self addStashController];
10222         // XXX: this would be much cleaner as a yieldToSelector:
10223         // that way the removeStashController could happen right here inline
10224         // we also could no longer require the useless stash_ field anymore
10225         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
10226         return;
10227     }
10228
10229     struct stat root;
10230     int error(stat("/", &root));
10231     _assert(error != -1);
10232
10233     #define Stash_(path) do { \
10234         struct stat folder; \
10235         int error(lstat((path), &folder)); \
10236         if (error != -1 && ( \
10237             folder.st_dev == root.st_dev && \
10238             S_ISDIR(folder.st_mode) \
10239         ) || error == -1 && ( \
10240             errno == ENOENT || \
10241             errno == ENOTDIR \
10242         )) goto stash; \
10243     } while (false)
10244
10245     Stash_("/Applications");
10246     Stash_("/Library/Ringtones");
10247     Stash_("/Library/Wallpaper");
10248     //Stash_("/usr/bin");
10249     Stash_("/usr/include");
10250     Stash_("/usr/lib/pam");
10251     Stash_("/usr/libexec");
10252     Stash_("/usr/share");
10253     //Stash_("/var/lib");
10254
10255     database_ = [Database sharedInstance];
10256     [database_ setDelegate:self];
10257
10258     [window_ setUserInteractionEnabled:NO];
10259     [self setupViewControllers];
10260
10261     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
10262     [window_ addSubview:[emulated_ view]];
10263
10264     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
10265 _trace();
10266 }
10267
10268 - (NSArray *) defaultStartPages {
10269     NSMutableArray *standard = [NSMutableArray array];
10270     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
10271     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
10272     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
10273     if (!IsWildcat_) {
10274         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
10275     } else {
10276         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
10277         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
10278     }
10279     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
10280     return standard;
10281 }
10282
10283 - (void) loadData {
10284 _trace();
10285     if (Role_ == nil) {
10286         [window_ setUserInteractionEnabled:YES];
10287         [self showSettings];
10288         return;
10289     } else {
10290         if ([emulated_ modalViewController] != nil)
10291             [emulated_ dismissModalViewControllerAnimated:YES];
10292         [window_ setUserInteractionEnabled:NO];
10293     }
10294
10295     [self reloadDataWithInvocation:nil];
10296     [self refreshIfPossible];
10297     PrintTimes();
10298
10299     [self disemulate];
10300
10301     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
10302     NSArray *saved = [[[Metadata_ objectForKey:@"InterfaceState"] mutableCopy] autorelease];
10303     int standardIndex = 0;
10304     NSArray *standard = [self defaultStartPages];
10305
10306     BOOL valid = YES;
10307
10308     if (saved == nil)
10309         valid = NO;
10310
10311     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
10312     if (valid && closed != nil) {
10313         NSTimeInterval interval([closed timeIntervalSinceNow]);
10314         // XXX: Is 30 minutes the optimal time here?
10315         if (interval <= -(30*60))
10316             valid = NO;
10317     }
10318
10319     if (valid && [saved count] != [standard count])
10320         valid = NO;
10321
10322     if (valid) {
10323         for (unsigned int i = 0; i < [standard count]; i++) {
10324             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
10325             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
10326             //      but it's good enough for now.
10327             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
10328                 valid = NO;
10329                 break;
10330             }
10331         }
10332     }
10333
10334     NSArray *items = nil;
10335     if (valid) {
10336         [tabbar_ setSelectedIndex:savedIndex];
10337         items = saved;
10338     } else {
10339         [tabbar_ setSelectedIndex:standardIndex];
10340         items = standard;
10341     }
10342
10343     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
10344         NSArray *stack = [items objectAtIndex:tab];
10345         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
10346         NSMutableArray *current = [NSMutableArray array];
10347
10348         for (unsigned int nav = 0; nav < [stack count]; nav++) {
10349             NSString *addr = [stack objectAtIndex:nav];
10350             NSURL *url = [NSURL URLWithString:addr];
10351             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
10352             if (page != nil)
10353                 [current addObject:page];
10354         }
10355
10356         [navigation setViewControllers:current];
10357     }
10358
10359     // (Try to) show the startup URL.
10360     if (starturl_ != nil) {
10361         [self openCydiaURL:starturl_ forExternal:NO];
10362         starturl_ = nil;
10363     }
10364 }
10365
10366 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
10367     if (item != nil && IsWildcat_) {
10368         [sheet showFromBarButtonItem:item animated:YES];
10369     } else {
10370         [sheet showInView:window_];
10371     }
10372 }
10373
10374 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
10375     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
10376     [progress setTitle:task];
10377     [progress addProgressEvent:event];
10378 }
10379
10380 - (void) addProgressEventForTask:(NSArray *)data {
10381     CydiaProgressEvent *event([data objectAtIndex:0]);
10382     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10383     [self addProgressEvent:event forTask:task];
10384 }
10385
10386 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10387     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10388 }
10389
10390 @end
10391
10392 /*IMP alloc_;
10393 id Alloc_(id self, SEL selector) {
10394     id object = alloc_(self, selector);
10395     lprintf("[%s]A-%p\n", self->isa->name, object);
10396     return object;
10397 }*/
10398
10399 /*IMP dealloc_;
10400 id Dealloc_(id self, SEL selector) {
10401     id object = dealloc_(self, selector);
10402     lprintf("[%s]D-%p\n", self->isa->name, object);
10403     return object;
10404 }*/
10405
10406 static NSSet *MobilizedFiles_;
10407
10408 static NSURL *MobilizeURL(NSURL *url) {
10409     NSString *path([url path]);
10410     if ([path hasPrefix:@"/var/root/"]) {
10411         NSString *file([path substringFromIndex:10]);
10412         if ([MobilizedFiles_ containsObject:file])
10413             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
10414     }
10415
10416     return url;
10417 }
10418
10419 Class $CFXPreferencesPropertyListSource;
10420 @class CFXPreferencesPropertyListSource;
10421
10422 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10423     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10424     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10425     url = MobilizeURL(url);
10426     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
10427     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
10428     url = old;
10429     [pool release];
10430     return value;
10431 }
10432
10433 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10434     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10435     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10436     url = MobilizeURL(url);
10437     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
10438     //NSLog(@"%@ %@", [url absoluteString], value);
10439     url = old;
10440     [pool release];
10441     return value;
10442 }
10443
10444 Class $NSURLConnection;
10445
10446 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10447     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
10448
10449     NSURL *url([copy URL]);
10450
10451     NSString *host([url host]);
10452     NSString *scheme([[url scheme] lowercaseString]);
10453
10454     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10455
10456     @synchronized (HostConfig_) {
10457         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10458             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10459                 [copy setHTTPShouldUsePipelining:YES];
10460
10461         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10462             if ([control isEqualToString:@"max-age=0"])
10463                 if ([CachedURLs_ containsObject:url]) {
10464 #if !ForRelease
10465                     NSLog(@"~~~: %@", url);
10466 #endif
10467
10468                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10469
10470                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10471                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10472                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10473                 }
10474     }
10475
10476     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10477     } return self;
10478 }
10479
10480 Class $WAKWindow;
10481
10482 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
10483     CGSize size([[UIScreen mainScreen] bounds].size);
10484     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10485         if ([$WAKWindow hasLandscapeOrientation])
10486             std::swap(size.width, size.height);*/
10487     return size;
10488 }
10489
10490 Class $NSUserDefaults;
10491
10492 MSHook(id, NSUserDefaults$objectForKey$, NSUserDefaults *self, SEL _cmd, NSString *key) {
10493     if ([key respondsToSelector:@selector(isEqualToString:)] && [key isEqualToString:@"WebKitLocalStorageDatabasePathPreferenceKey"])
10494         return [NSString stringWithFormat:@"%@/LocalStorage", Cache_];
10495     return _NSUserDefaults$objectForKey$(self, _cmd, key);
10496 }
10497
10498 int main(int argc, char *argv[]) {
10499     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10500
10501     _trace();
10502
10503     UpdateExternalStatus(0);
10504
10505     if (Class $UIDevice = objc_getClass("UIDevice")) {
10506         UIDevice *device([$UIDevice currentDevice]);
10507         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10508     } else
10509         IsWildcat_ = false;
10510
10511     UIScreen *screen([UIScreen mainScreen]);
10512     if ([screen respondsToSelector:@selector(scale)])
10513         ScreenScale_ = [screen scale];
10514     else
10515         ScreenScale_ = 1;
10516
10517     UIDevice *device([UIDevice currentDevice]);
10518     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10519         Idiom_ = @"iphone";
10520     else {
10521         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10522         if (idiom == UIUserInterfaceIdiomPhone)
10523             Idiom_ = @"iphone";
10524         else if (idiom == UIUserInterfaceIdiomPad)
10525             Idiom_ = @"ipad";
10526         else
10527             NSLog(@"unknown UIUserInterfaceIdiom!");
10528     }
10529
10530     Pcre pattern("^([0-9]+\\.[0-9]+)");
10531
10532     if (pattern([device systemVersion]))
10533         Firmware_ = pattern[1];
10534     if (pattern(Cydia_))
10535         Major_ = pattern[1];
10536
10537     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10538
10539     HostConfig_ = [[[NSObject alloc] init] autorelease];
10540     @synchronized (HostConfig_) {
10541         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10542         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10543         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10544         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10545         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10546     }
10547
10548     NSString *ui(@"ui/ios");
10549     if (Idiom_ != nil)
10550         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10551     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10552     UI_ = CydiaURL(ui);
10553
10554     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10555
10556     MobilizedFiles_ = [NSMutableSet setWithObjects:
10557         @"Library/Preferences/com.apple.Accessibility.plist",
10558         @"Library/Preferences/com.apple.preferences.sounds.plist",
10559     nil];
10560
10561     /* Library Hacks {{{ */
10562     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10563
10564     $WAKWindow = objc_getClass("WAKWindow");
10565     if ($WAKWindow != NULL)
10566         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10567             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10568
10569     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10570
10571     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10572     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10573         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10574         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10575     }
10576
10577     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10578     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10579         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10580         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10581     }
10582
10583     $NSURLConnection = objc_getClass("NSURLConnection");
10584     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10585     if (NSURLConnection$init$ != NULL) {
10586         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10587         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10588     }
10589
10590     $NSUserDefaults = objc_getClass("NSUserDefaults");
10591     Method NSUserDefaults$objectForKey$(class_getInstanceMethod($NSUserDefaults, @selector(objectForKey:)));
10592     if (NSUserDefaults$objectForKey$ != NULL) {
10593         _NSUserDefaults$objectForKey$ = reinterpret_cast<id (*)(NSUserDefaults *, SEL, NSString *)>(method_getImplementation(NSUserDefaults$objectForKey$));
10594         method_setImplementation(NSUserDefaults$objectForKey$, reinterpret_cast<IMP>(&$NSUserDefaults$objectForKey$));
10595     }
10596     /* }}} */
10597     /* Set Locale {{{ */
10598     Locale_ = CFLocaleCopyCurrent();
10599     Languages_ = [NSLocale preferredLanguages];
10600
10601     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10602     //NSLog(@"%@", [Languages_ description]);
10603
10604     const char *lang;
10605     if (Locale_ != NULL)
10606         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10607     else if (Languages_ != nil && [Languages_ count] != 0)
10608         lang = [[Languages_ objectAtIndex:0] UTF8String];
10609     else
10610         // XXX: consider just setting to C and then falling through?
10611         lang = NULL;
10612
10613     if (lang != NULL) {
10614         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10615         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10616     }
10617
10618     NSLog(@"Setting Language: %s", lang);
10619
10620     if (lang != NULL) {
10621         setenv("LANG", lang, true);
10622         std::setlocale(LC_ALL, lang);
10623     }
10624     /* }}} */
10625
10626     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10627
10628     /* Parse Arguments {{{ */
10629     bool substrate(false);
10630
10631     if (argc != 0) {
10632         char **args(argv);
10633         int arge(1);
10634
10635         for (int argi(1); argi != argc; ++argi)
10636             if (strcmp(argv[argi], "--") == 0) {
10637                 arge = argi;
10638                 argv[argi] = argv[0];
10639                 argv += argi;
10640                 argc -= argi;
10641                 break;
10642             }
10643
10644         for (int argi(1); argi != arge; ++argi)
10645             if (strcmp(args[argi], "--substrate") == 0)
10646                 substrate = true;
10647             else
10648                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10649     }
10650     /* }}} */
10651
10652     App_ = [[NSBundle mainBundle] bundlePath];
10653     Advanced_ = YES;
10654
10655     setuid(0);
10656     setgid(0);
10657
10658     if (access("/var/mobile/Library/Keyboard/UserDictionary.sqlite", F_OK) == 0)
10659         system("mkdir -p /var/root/Library/Keyboard; cp -af /var/mobile/Library/Keyboard/UserDictionary.sqlite /var/root/Library/Keyboard/");
10660
10661     Cache_ = [[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia", @"/var/root"] retain];
10662
10663     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10664     alloc_ = alloc->method_imp;
10665     alloc->method_imp = (IMP) &Alloc_;*/
10666
10667     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10668     dealloc_ = dealloc->method_imp;
10669     dealloc->method_imp = (IMP) &Dealloc_;*/
10670
10671     void *gestalt(dlopen("/usr/lib/libMobileGestalt.dylib", RTLD_GLOBAL | RTLD_LAZY));
10672     $MGCopyAnswer = reinterpret_cast<CFStringRef (*)(CFStringRef)>(dlsym(gestalt, "MGCopyAnswer"));
10673
10674     /* System Information {{{ */
10675     size_t size;
10676
10677     int maxproc;
10678     size = sizeof(maxproc);
10679     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10680         perror("sysctlbyname(\"kern.maxproc\", ?)");
10681     else if (maxproc < 64) {
10682         maxproc = 64;
10683         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10684             perror("sysctlbyname(\"kern.maxproc\", #)");
10685     }
10686
10687     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10688     char *osversion = new char[size];
10689     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10690         perror("sysctlbyname(\"kern.osversion\", ?)");
10691     else
10692         System_ = [NSString stringWithUTF8String:osversion];
10693
10694     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10695     char *machine = new char[size];
10696     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10697         perror("sysctlbyname(\"hw.machine\", ?)");
10698     else
10699         Machine_ = machine;
10700
10701     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10702     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10703     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10704
10705     UniqueID_ = UniqueIdentifier(device);
10706
10707     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10708         Product_ = [info objectForKey:@"SafariProductVersion"];
10709         Safari_ = [info objectForKey:@"CFBundleVersion"];
10710     }
10711
10712     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10713
10714     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Safari_))
10715         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[0], agent];
10716     if (Pcre match = Pcre("^[0-9]+[A-Z][0-9]+[a-z]?", System_))
10717         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[0], agent];
10718     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Product_))
10719         agent = [NSString stringWithFormat:@"Version/%@ %@", match[0], agent];
10720
10721     UserAgent_ = agent;
10722     /* }}} */
10723     /* Load Database {{{ */
10724     _trace();
10725     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10726     _trace();
10727     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10728
10729     if (Metadata_ == NULL)
10730         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10731     else {
10732         Settings_ = [Metadata_ objectForKey:@"Settings"];
10733
10734         Packages_ = [Metadata_ objectForKey:@"Packages"];
10735
10736         Values_ = [Metadata_ objectForKey:@"Values"];
10737         Sections_ = [Metadata_ objectForKey:@"Sections"];
10738         Sources_ = [Metadata_ objectForKey:@"Sources"];
10739
10740         Token_ = [Metadata_ objectForKey:@"Token"];
10741
10742         Version_ = [Metadata_ objectForKey:@"Version"];
10743     }
10744
10745     if (Settings_ != nil)
10746         Role_ = [Settings_ objectForKey:@"Role"];
10747
10748     if (Values_ == nil) {
10749         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10750         [Metadata_ setObject:Values_ forKey:@"Values"];
10751     }
10752
10753     if (Sections_ == nil) {
10754         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10755         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10756     }
10757
10758     if (Sources_ == nil) {
10759         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10760         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10761     }
10762
10763     if (Version_ == nil) {
10764         Version_ = [NSNumber numberWithUnsignedInt:0];
10765         [Metadata_ setObject:Version_ forKey:@"Version"];
10766     }
10767
10768     if ([Version_ unsignedIntValue] == 0) {
10769         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10770         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10771         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10772         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10773
10774         Version_ = [NSNumber numberWithUnsignedInt:1];
10775         [Metadata_ setObject:Version_ forKey:@"Version"];
10776
10777         [Metadata_ removeObjectForKey:@"LastUpdate"];
10778
10779         Changed_ = true;
10780     }
10781     /* }}} */
10782
10783     CydiaWriteSources();
10784
10785     _trace();
10786     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10787     _trace();
10788
10789     if (Packages_ != nil) {
10790         bool fail(false);
10791         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10792         _trace();
10793
10794         if (!fail) {
10795             [Metadata_ removeObjectForKey:@"Packages"];
10796             Packages_ = nil;
10797             Changed_ = true;
10798         }
10799     }
10800
10801     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10802
10803 #define MobileSubstrate_(name) \
10804     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10805         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10806         if (handle == NULL) \
10807             NSLog(@"%s", dlerror()); \
10808     }
10809
10810     MobileSubstrate_(Activator)
10811     MobileSubstrate_(libstatusbar)
10812     MobileSubstrate_(SimulatedKeyEvents)
10813     MobileSubstrate_(WinterBoard)
10814
10815     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10816         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10817
10818     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10819
10820     if (access("/User", F_OK) != 0 || version != 6) {
10821         _trace();
10822         system("/usr/libexec/cydia/firmware.sh");
10823         _trace();
10824     }
10825
10826     _assert([[NSFileManager defaultManager]
10827         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10828         withIntermediateDirectories:YES
10829         attributes:nil
10830         error:NULL
10831     ]);
10832
10833     if (access("/tmp/cydia.chk", F_OK) == 0) {
10834         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10835             _assert(errno == ENOENT);
10836         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10837             _assert(errno == ENOENT);
10838     }
10839
10840     /* APT Initialization {{{ */
10841     _assert(pkgInitConfig(*_config));
10842     _assert(pkgInitSystem(*_config, _system));
10843
10844     if (lang != NULL)
10845         _config->Set("APT::Acquire::Translation", lang);
10846
10847     // XXX: this timeout might be important :(
10848     //_config->Set("Acquire::http::Timeout", 15);
10849
10850     _config->Set("Acquire::http::MaxParallel", 3);
10851     /* }}} */
10852     /* Color Choices {{{ */
10853     space_ = CGColorSpaceCreateDeviceRGB();
10854
10855     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10856     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10857     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10858     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10859     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10860     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10861     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10862     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10863     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10864
10865     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10866     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10867     /* }}}*/
10868     /* UIKit Configuration {{{ */
10869     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10870     if ($GSFontSetUseLegacyFontMetrics != NULL)
10871         $GSFontSetUseLegacyFontMetrics(YES);
10872
10873     // XXX: I have a feeling this was important
10874     //UIKeyboardDisableAutomaticAppearance();
10875     /* }}} */
10876
10877     $SBSSetInterceptsMenuButtonForever = reinterpret_cast<void (*)(bool)>(dlsym(RTLD_DEFAULT, "SBSSetInterceptsMenuButtonForever"));
10878
10879     const char *symbol(kCFCoreFoundationVersionNumber >= 800 ? "MGGetBoolAnswer" : "GSSystemHasCapability");
10880     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, symbol));
10881     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10882
10883     ShowPromoted_ = fast;
10884     PulseInterval_ = fast ? 50000 : 500000;
10885
10886     Colon_ = UCLocalize("COLON_DELIMITED");
10887     Elision_ = UCLocalize("ELISION");
10888     Error_ = UCLocalize("ERROR");
10889     Warning_ = UCLocalize("WARNING");
10890
10891     AprilFools_ = false;
10892
10893     _trace();
10894     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10895
10896     CGColorSpaceRelease(space_);
10897     CFRelease(Locale_);
10898
10899     [pool release];
10900     return value;
10901 }