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(getApplicationInfo:value:))
4144         return @"getApplicationInfoValue";
4145     else if (selector == @selector(getKernelNumber:))
4146         return @"getKernelNumber";
4147     else if (selector == @selector(getKernelString:))
4148         return @"getKernelString";
4149     else if (selector == @selector(getInstalledPackages))
4150         return @"getInstalledPackages";
4151     else if (selector == @selector(getIORegistryEntry::))
4152         return @"getIORegistryEntry";
4153     else if (selector == @selector(getLocaleIdentifier))
4154         return @"getLocaleIdentifier";
4155     else if (selector == @selector(getPreferredLanguages))
4156         return @"getPreferredLanguages";
4157     else if (selector == @selector(getPackageById:))
4158         return @"getPackageById";
4159     else if (selector == @selector(getMetadataKeys))
4160         return @"getMetadataKeys";
4161     else if (selector == @selector(getMetadataValue:))
4162         return @"getMetadataValue";
4163     else if (selector == @selector(getSessionValue:))
4164         return @"getSessionValue";
4165     else if (selector == @selector(installPackages:))
4166         return @"installPackages";
4167     else if (selector == @selector(isReachable:))
4168         return @"isReachable";
4169     else if (selector == @selector(localizedStringForKey:value:table:))
4170         return @"localize";
4171     else if (selector == @selector(popViewController:))
4172         return @"popViewController";
4173     else if (selector == @selector(refreshSources))
4174         return @"refreshSources";
4175     else if (selector == @selector(registerFrame:))
4176         return @"registerFrame";
4177     else if (selector == @selector(removeButton))
4178         return @"removeButton";
4179     else if (selector == @selector(saveConfig))
4180         return @"saveConfig";
4181     else if (selector == @selector(setMetadataValue::))
4182         return @"setMetadataValue";
4183     else if (selector == @selector(setSessionValue::))
4184         return @"setSessionValue";
4185     else if (selector == @selector(setShowPromoted:))
4186         return @"setShowPromoted";
4187     else if (selector == @selector(substitutePackageNames:))
4188         return @"substitutePackageNames";
4189     else if (selector == @selector(scrollToBottom:))
4190         return @"scrollToBottom";
4191     else if (selector == @selector(setAllowsNavigationAction:))
4192         return @"setAllowsNavigationAction";
4193     else if (selector == @selector(setBadgeValue:))
4194         return @"setBadgeValue";
4195     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4196         return @"setButtonImage";
4197     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4198         return @"setButtonTitle";
4199     else if (selector == @selector(setHidesBackButton:))
4200         return @"setHidesBackButton";
4201     else if (selector == @selector(setHidesNavigationBar:))
4202         return @"setHidesNavigationBar";
4203     else if (selector == @selector(setNavigationBarStyle:))
4204         return @"setNavigationBarStyle";
4205     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4206         return @"setNavigationBarTintColor";
4207     else if (selector == @selector(setPasteboardString:))
4208         return @"setPasteboardString";
4209     else if (selector == @selector(setPasteboardURL:))
4210         return @"setPasteboardURL";
4211     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4212         return @"setScrollAlwaysBounceVertical";
4213     else if (selector == @selector(setScrollIndicatorStyle:))
4214         return @"setScrollIndicatorStyle";
4215     else if (selector == @selector(setToken:))
4216         return @"setToken";
4217     else if (selector == @selector(setViewportWidth:))
4218         return @"setViewportWidth";
4219     else if (selector == @selector(statfs:))
4220         return @"statfs";
4221     else if (selector == @selector(supports:))
4222         return @"supports";
4223     else if (selector == @selector(unload))
4224         return @"unload";
4225     else
4226         return nil;
4227 }
4228
4229 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4230     return [self webScriptNameForSelector:selector] == nil;
4231 }
4232
4233 - (BOOL) supports:(NSString *)feature {
4234     return [feature isEqualToString:@"window.open"];
4235 }
4236
4237 - (void) unload {
4238     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4239 }
4240
4241 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4242     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4243 }
4244
4245 - (void) setScrollIndicatorStyle:(NSString *)style {
4246     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4247 }
4248
4249 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4250     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4251 }
4252
4253 - (NSDictionary *) getApplicationInfo:(NSString *)display value:(NSString *)key {
4254     char path[1024];
4255     if (SBBundlePathForDisplayIdentifier(SBSSpringBoardServerPort(), [display UTF8String], path) != 0)
4256         return (id) [NSNull null];
4257     NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:[[NSString stringWithUTF8String:path] stringByAppendingString:@"/Info.plist"]]);
4258     if (info == nil)
4259         return (id) [NSNull null];
4260     return [info objectForKey:key];
4261 }
4262
4263 - (NSNumber *) getKernelNumber:(NSString *)name {
4264     const char *string([name UTF8String]);
4265
4266     size_t size;
4267     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4268         return (id) [NSNull null];
4269
4270     if (size != sizeof(int))
4271         return (id) [NSNull null];
4272
4273     int value;
4274     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4275         return (id) [NSNull null];
4276
4277     return [NSNumber numberWithInt:value];
4278 }
4279
4280 - (NSString *) getKernelString:(NSString *)name {
4281     const char *string([name UTF8String]);
4282
4283     size_t size;
4284     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4285         return (id) [NSNull null];
4286
4287     char value[size + 1];
4288     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4289         return (id) [NSNull null];
4290
4291     // XXX: just in case you request something ludicrous
4292     value[size] = '\0';
4293
4294     return [NSString stringWithCString:value];
4295 }
4296
4297 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4298     NSObject *value(CYIOGetValue([path UTF8String], entry));
4299
4300     if (value != nil)
4301         if ([value isKindOfClass:[NSData class]])
4302             value = CYHex((NSData *) value);
4303
4304     return value;
4305 }
4306
4307 - (NSArray *) getMetadataKeys {
4308 @synchronized (Values_) {
4309     return [Values_ allKeys];
4310 } }
4311
4312 - (void) registerFrame:(DOMHTMLIFrameElement *)iframe {
4313     WebFrame *frame([iframe contentFrame]);
4314     [indirect_ registerFrame:frame];
4315 }
4316
4317 - (void) _setShowPromoted:(NSNumber *)value {
4318     [Metadata_ setObject:value forKey:@"ShowPromoted"];
4319     Changed_ = true;
4320 }
4321
4322 - (void) setShowPromoted:(NSNumber *)value {
4323     [self performSelectorOnMainThread:@selector(_setShowPromoted:) withObject:value waitUntilDone:NO];
4324 }
4325
4326 - (id) getMetadataValue:(NSString *)key {
4327 @synchronized (Values_) {
4328     return [Values_ objectForKey:key];
4329 } }
4330
4331 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4332 @synchronized (Values_) {
4333     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4334         [Values_ removeObjectForKey:key];
4335     else
4336         [Values_ setObject:value forKey:key];
4337
4338     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4339 } }
4340
4341 - (id) getSessionValue:(NSString *)key {
4342 @synchronized (SessionData_) {
4343     return [SessionData_ objectForKey:key];
4344 } }
4345
4346 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4347 @synchronized (SessionData_) {
4348     if (value == (id) [WebUndefined undefined])
4349         [SessionData_ removeObjectForKey:key];
4350     else
4351         [SessionData_ setObject:value forKey:key];
4352 } }
4353
4354 - (void) addBridgedHost:(NSString *)host {
4355 @synchronized (HostConfig_) {
4356     [BridgedHosts_ addObject:host];
4357 } }
4358
4359 - (void) addInsecureHost:(NSString *)host {
4360 @synchronized (HostConfig_) {
4361     [InsecureHosts_ addObject:host];
4362 } }
4363
4364 - (void) addTokenHost:(NSString *)host {
4365 @synchronized (HostConfig_) {
4366     [TokenHosts_ addObject:host];
4367 } }
4368
4369 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4370 @synchronized (HostConfig_) {
4371     if (scheme != (id) [WebUndefined undefined])
4372         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4373
4374     [PipelinedHosts_ addObject:host];
4375 } }
4376
4377 - (void) popViewController:(NSNumber *)value {
4378     if (value == (id) [WebUndefined undefined])
4379         value = [NSNumber numberWithBool:YES];
4380     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4381 }
4382
4383 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4384     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4385
4386     for (NSString *section in sections)
4387         [array addObject:section];
4388
4389     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4390         @"deb", @"Type",
4391         href, @"URI",
4392         distribution, @"Distribution",
4393         array, @"Sections",
4394     nil] waitUntilDone:NO];
4395 }
4396
4397 - (void) addTrivialSource:(NSString *)href {
4398     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4399 }
4400
4401 - (void) refreshSources {
4402     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4403 }
4404
4405 - (void) saveConfig {
4406     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4407 }
4408
4409 - (NSArray *) getAllSources {
4410     return [[Database sharedInstance] sources];
4411 }
4412
4413 - (NSArray *) getInstalledPackages {
4414     Database *database([Database sharedInstance]);
4415 @synchronized (database) {
4416     NSArray *packages([database packages]);
4417     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4418     for (Package *package in packages)
4419         if (![package uninstalled])
4420             [installed addObject:package];
4421     return installed;
4422 } }
4423
4424 - (Package *) getPackageById:(NSString *)id {
4425     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4426         [package parse];
4427         return package;
4428     } else
4429         return (Package *) [NSNull null];
4430 }
4431
4432 - (NSString *) getLocaleIdentifier {
4433     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4434 }
4435
4436 - (NSArray *) getPreferredLanguages {
4437     return Languages_;
4438 }
4439
4440 - (NSArray *) statfs:(NSString *)path {
4441     struct statfs stat;
4442
4443     if (path == nil || statfs([path UTF8String], &stat) == -1)
4444         return nil;
4445
4446     return [NSArray arrayWithObjects:
4447         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4448         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4449         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4450     nil];
4451 }
4452
4453 - (NSNumber *) du:(NSString *)path {
4454     NSNumber *value(nil);
4455
4456     int fds[2];
4457     _assert(pipe(fds) != -1);
4458
4459     pid_t pid(ExecFork());
4460     if (pid == 0) {
4461         _assert(dup2(fds[1], 1) != -1);
4462         _assert(close(fds[0]) != -1);
4463         _assert(close(fds[1]) != -1);
4464         /* XXX: this should probably not use du */
4465         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4466         exit(1);
4467         _assert(false);
4468     }
4469
4470     _assert(close(fds[1]) != -1);
4471
4472     if (FILE *du = fdopen(fds[0], "r")) {
4473         char line[1024];
4474         while (fgets(line, sizeof(line), du) != NULL) {
4475             size_t length(strlen(line));
4476             while (length != 0 && line[length - 1] == '\n')
4477                 line[--length] = '\0';
4478             if (char *tab = strchr(line, '\t')) {
4479                 *tab = '\0';
4480                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4481             }
4482         }
4483
4484         fclose(du);
4485     } else _assert(close(fds[0]));
4486
4487     ReapZombie(pid);
4488
4489     return value;
4490 }
4491
4492 - (void) close {
4493     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4494 }
4495
4496 - (NSNumber *) isReachable:(NSString *)name {
4497     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4498 }
4499
4500 - (void) installPackages:(NSArray *)packages {
4501     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4502 }
4503
4504 - (NSString *) substitutePackageNames:(NSString *)message {
4505     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4506     for (size_t i(0), e([words count]); i != e; ++i) {
4507         NSString *word([words objectAtIndex:i]);
4508         if (Package *package = [[Database sharedInstance] packageWithName:word])
4509             [words replaceObjectAtIndex:i withObject:[package name]];
4510     }
4511
4512     return [words componentsJoinedByString:@" "];
4513 }
4514
4515 - (void) removeButton {
4516     [indirect_ removeButton];
4517 }
4518
4519 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4520     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4521 }
4522
4523 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4524     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4525 }
4526
4527 - (void) setBadgeValue:(id)value {
4528     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4529 }
4530
4531 - (void) setAllowsNavigationAction:(NSString *)value {
4532     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4533 }
4534
4535 - (void) setHidesBackButton:(NSString *)value {
4536     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4537 }
4538
4539 - (void) setHidesNavigationBar:(NSString *)value {
4540     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4541 }
4542
4543 - (void) setNavigationBarStyle:(NSString *)value {
4544     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4545 }
4546
4547 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4548     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4549     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4550     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4551 }
4552
4553 - (void) setPasteboardString:(NSString *)value {
4554     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4555 }
4556
4557 - (void) setPasteboardURL:(NSString *)value {
4558     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4559 }
4560
4561 - (void) _setToken:(NSString *)token {
4562     Token_ = token;
4563
4564     if (token == nil)
4565         [Metadata_ removeObjectForKey:@"Token"];
4566     else
4567         [Metadata_ setObject:Token_ forKey:@"Token"];
4568
4569     Changed_ = true;
4570 }
4571
4572 - (void) setToken:(NSString *)token {
4573     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4574 }
4575
4576 - (void) scrollToBottom:(NSNumber *)animated {
4577     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4578 }
4579
4580 - (void) setViewportWidth:(float)width {
4581     [indirect_ setViewportWidthOnMainThread:width];
4582 }
4583
4584 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4585     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4586     unsigned count([arguments count]);
4587     id values[count];
4588     for (unsigned i(0); i != count; ++i)
4589         values[i] = [arguments objectAtIndex:i];
4590     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4591 }
4592
4593 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4594     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4595         value = nil;
4596     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4597         table = nil;
4598     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4599 }
4600
4601 @end
4602 /* }}} */
4603
4604 @interface NSURL (CydiaSecure)
4605 @end
4606
4607 @implementation NSURL (CydiaSecure)
4608
4609 - (bool) isCydiaSecure {
4610     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4611         return true;
4612
4613     @synchronized (HostConfig_) {
4614         if ([InsecureHosts_ containsObject:[self host]])
4615             return true;
4616     }
4617
4618     return false;
4619 }
4620
4621 @end
4622
4623 /* Cydia Browser Controller {{{ */
4624 @implementation CydiaWebViewController
4625
4626 - (NSURL *) navigationURL {
4627     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4628 }
4629
4630 + (void) _initialize {
4631     [super _initialize];
4632
4633     Diversions_ = [NSMutableSet setWithCapacity:0];
4634 }
4635
4636 + (void) addDiversion:(Diversion *)diversion {
4637     [Diversions_ addObject:diversion];
4638 }
4639
4640 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4641     [super webView:view didClearWindowObject:window forFrame:frame];
4642     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4643 }
4644
4645 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4646     WebDataSource *source([frame dataSource]);
4647     NSURLResponse *response([source response]);
4648     NSURL *url([response URL]);
4649     NSString *scheme([[url scheme] lowercaseString]);
4650
4651     bool bridged(false);
4652
4653     @synchronized (HostConfig_) {
4654         if ([scheme isEqualToString:@"file"])
4655             bridged = true;
4656         else if ([scheme isEqualToString:@"https"])
4657             if ([BridgedHosts_ containsObject:[url host]])
4658                 bridged = true;
4659     }
4660
4661     if (bridged)
4662         [window setValue:cydia forKey:@"cydia"];
4663 }
4664
4665 - (void) _setupMail:(MFMailComposeViewController *)controller {
4666     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4667
4668     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4669     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4670 }
4671
4672 - (NSURL *) URLWithURL:(NSURL *)url {
4673     return [Diversion divertURL:url];
4674 }
4675
4676 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4677     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4678 }
4679
4680 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4681     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
4682
4683     NSURL *url([copy URL]);
4684     NSString *href([url absoluteString]);
4685     NSString *host([url host]);
4686
4687     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
4688         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
4689             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
4690             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
4691         }
4692
4693         [copy setValue:nil forHTTPHeaderField:@"Referer"];
4694         [copy setValue:nil forHTTPHeaderField:@"Origin"];
4695
4696         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
4697         return copy;
4698     }
4699
4700     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
4701         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
4702     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4703         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4704
4705     bool bridged;
4706     bool token;
4707
4708     @synchronized (HostConfig_) {
4709         bridged = [BridgedHosts_ containsObject:host];
4710         token = [TokenHosts_ containsObject:host];
4711     }
4712
4713     if ([url isCydiaSecure]) {
4714         if (bridged) {
4715             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4716                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4717         } else if (token) {
4718             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4719                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4720         }
4721     }
4722
4723     return copy;
4724 }
4725
4726 - (void) setDelegate:(id)delegate {
4727     [super setDelegate:delegate];
4728     [cydia_ setDelegate:delegate];
4729 }
4730
4731 - (NSString *) applicationNameForUserAgent {
4732     return UserAgent_;
4733 }
4734
4735 - (id) init {
4736     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4737         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4738     } return self;
4739 }
4740
4741 @end
4742
4743 @interface AppCacheController : CydiaWebViewController {
4744 }
4745
4746 @end
4747
4748 @implementation AppCacheController
4749
4750 - (void) didReceiveMemoryWarning {
4751     // XXX: this doesn't work
4752 }
4753
4754 - (bool) retainsNetworkActivityIndicator {
4755     return false;
4756 }
4757
4758 @end
4759 /* }}} */
4760
4761 // CydiaScript {{{
4762 @interface NSObject (CydiaScript)
4763 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4764 @end
4765
4766 @implementation NSObject (CydiaScript)
4767
4768 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4769     return self;
4770 }
4771
4772 @end
4773
4774 @implementation NSArray (CydiaScript)
4775
4776 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4777     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4778     for (size_t i(0), e([self count]); i != e; ++i)
4779         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4780     return object;
4781 }
4782
4783 @end
4784
4785 @implementation NSDictionary (CydiaScript)
4786
4787 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4788     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4789     for (id i in self)
4790         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4791     return object;
4792 }
4793
4794 @end
4795 // }}}
4796
4797 /* Confirmation Controller {{{ */
4798 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4799     if (!iterator.end())
4800         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4801             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4802                 continue;
4803             pkgCache::PkgIterator package(dep.TargetPkg());
4804             if (package.end())
4805                 continue;
4806             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4807                 return true;
4808         }
4809
4810     return false;
4811 }
4812
4813 @protocol ConfirmationControllerDelegate
4814 - (void) cancelAndClear:(bool)clear;
4815 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4816 - (void) queue;
4817 @end
4818
4819 @interface ConfirmationController : CydiaWebViewController {
4820     _transient Database *database_;
4821
4822     _H<UIAlertView> essential_;
4823
4824     _H<NSDictionary> changes_;
4825     _H<NSMutableArray> issues_;
4826     _H<NSDictionary> sizes_;
4827
4828     BOOL substrate_;
4829 }
4830
4831 - (id) initWithDatabase:(Database *)database;
4832
4833 @end
4834
4835 @implementation ConfirmationController
4836
4837 - (void) complete {
4838     if (substrate_)
4839         RestartSubstrate_ = true;
4840     [delegate_ confirmWithNavigationController:[self navigationController]];
4841 }
4842
4843 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4844     NSString *context([alert context]);
4845
4846     if ([context isEqualToString:@"remove"]) {
4847         if (button == [alert cancelButtonIndex])
4848             [self dismissModalViewControllerAnimated:YES];
4849         else if (button == [alert firstOtherButtonIndex]) {
4850             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
4851         }
4852
4853         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4854     } else if ([context isEqualToString:@"unable"]) {
4855         [self dismissModalViewControllerAnimated:YES];
4856         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4857     } else {
4858         [super alertView:alert clickedButtonAtIndex:button];
4859     }
4860 }
4861
4862 - (void) _doContinue {
4863     [delegate_ cancelAndClear:NO];
4864     [self dismissModalViewControllerAnimated:YES];
4865 }
4866
4867 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4868     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4869     return nil;
4870 }
4871
4872 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4873     [super webView:view didClearWindowObject:window forFrame:frame];
4874
4875     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4876         (id) changes_, @"changes",
4877         (id) issues_, @"issues",
4878         (id) sizes_, @"sizes",
4879         self, @"queue",
4880     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4881 }
4882
4883 - (id) initWithDatabase:(Database *)database {
4884     if ((self = [super init]) != nil) {
4885         database_ = database;
4886
4887         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4888         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4889         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4890         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4891         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4892
4893         bool remove(false);
4894
4895         pkgCacheFile &cache([database_ cache]);
4896         NSArray *packages([database_ packages]);
4897         pkgDepCache::Policy *policy([database_ policy]);
4898
4899         issues_ = [NSMutableArray arrayWithCapacity:4];
4900
4901         for (Package *package in packages) {
4902             pkgCache::PkgIterator iterator([package iterator]);
4903             NSString *name([package id]);
4904
4905             if ([package broken]) {
4906                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4907
4908                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4909                     name, @"package",
4910                     reasons, @"reasons",
4911                 nil]];
4912
4913                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4914                 if (ver.end())
4915                     continue;
4916
4917                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4918                     pkgCache::DepIterator start;
4919                     pkgCache::DepIterator end;
4920                     dep.GlobOr(start, end); // ++dep
4921
4922                     if (!cache->IsImportantDep(end))
4923                         continue;
4924                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4925                         continue;
4926
4927                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4928
4929                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4930                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4931                         clauses, @"clauses",
4932                     nil]];
4933
4934                     _forever {
4935                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4936
4937                         pkgCache::PkgIterator target(start.TargetPkg());
4938                         if (target->ProvidesList != 0)
4939                             reason = @"missing";
4940                         else {
4941                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4942                             if (!ver.end()) {
4943                                 reason = @"installed";
4944                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4945                             } else if (!cache[target].CandidateVerIter(cache).end())
4946                                 reason = @"uninstalled";
4947                             else if (target->ProvidesList == 0)
4948                                 reason = @"uninstallable";
4949                             else
4950                                 reason = @"virtual";
4951                         }
4952
4953                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4954                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4955                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4956                         nil]);
4957
4958                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4959                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4960                             version, @"version",
4961                             reason, @"reason",
4962                             installed, @"installed",
4963                         nil]];
4964
4965                         // yes, seriously. (wtf?)
4966                         if (start == end)
4967                             break;
4968                         ++start;
4969                     }
4970                 }
4971             }
4972
4973             pkgDepCache::StateCache &state(cache[iterator]);
4974
4975             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4976
4977             if (state.NewInstall())
4978                 [installs addObject:name];
4979             // XXX: else if (state.Install())
4980             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4981                 [reinstalls addObject:name];
4982             // XXX: move before previous if
4983             else if (state.Upgrade())
4984                 [upgrades addObject:name];
4985             else if (state.Downgrade())
4986                 [downgrades addObject:name];
4987             else if (!state.Delete())
4988                 // XXX: _assert(state.Keep());
4989                 continue;
4990             else if (special_r(name))
4991                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4992                     [NSNull null], @"package",
4993                     [NSArray arrayWithObjects:
4994                         [NSDictionary dictionaryWithObjectsAndKeys:
4995                             @"Conflicts", @"relationship",
4996                             [NSArray arrayWithObjects:
4997                                 [NSDictionary dictionaryWithObjectsAndKeys:
4998                                     name, @"package",
4999                                     [NSNull null], @"version",
5000                                     @"installed", @"reason",
5001                                 nil],
5002                             nil], @"clauses",
5003                         nil],
5004                     nil], @"reasons",
5005                 nil]];
5006             else {
5007                 if ([package essential])
5008                     remove = true;
5009                 [removes addObject:name];
5010             }
5011
5012             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
5013             substrate_ |= DepSubstrate(iterator.CurrentVer());
5014         }
5015
5016         if (!remove)
5017             essential_ = nil;
5018         else if (Advanced_) {
5019             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
5020
5021             essential_ = [[[UIAlertView alloc]
5022                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
5023                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
5024                 delegate:self
5025                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
5026                 otherButtonTitles:
5027                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
5028                 nil
5029             ] autorelease];
5030
5031             [essential_ setContext:@"remove"];
5032             [essential_ setNumberOfRows:2];
5033         } else {
5034             essential_ = [[[UIAlertView alloc]
5035                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5036                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5037                 delegate:self
5038                 cancelButtonTitle:UCLocalize("OKAY")
5039                 otherButtonTitles:nil
5040             ] autorelease];
5041
5042             [essential_ setContext:@"unable"];
5043         }
5044
5045         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5046             installs, @"installs",
5047             reinstalls, @"reinstalls",
5048             upgrades, @"upgrades",
5049             downgrades, @"downgrades",
5050             removes, @"removes",
5051         nil];
5052
5053         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5054             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5055             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5056         nil];
5057
5058         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5059     } return self;
5060 }
5061
5062 - (UIBarButtonItem *) leftButton {
5063     return [[[UIBarButtonItem alloc]
5064         initWithTitle:UCLocalize("CANCEL")
5065         style:UIBarButtonItemStylePlain
5066         target:self
5067         action:@selector(cancelButtonClicked)
5068     ] autorelease];
5069 }
5070
5071 #if !AlwaysReload
5072 - (void) applyRightButton {
5073     if ([issues_ count] == 0 && ![self isLoading])
5074         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5075             initWithTitle:UCLocalize("CONFIRM")
5076             style:UIBarButtonItemStyleDone
5077             target:self
5078             action:@selector(confirmButtonClicked)
5079         ] autorelease]];
5080     else
5081         [[self navigationItem] setRightBarButtonItem:nil];
5082 }
5083 #endif
5084
5085 - (void) cancelButtonClicked {
5086     [delegate_ cancelAndClear:YES];
5087     [self dismissModalViewControllerAnimated:YES];
5088 }
5089
5090 #if !AlwaysReload
5091 - (void) confirmButtonClicked {
5092     if (essential_ != nil)
5093         [essential_ show];
5094     else
5095         [self complete];
5096 }
5097 #endif
5098
5099 @end
5100 /* }}} */
5101
5102 /* Progress Data {{{ */
5103 @interface CydiaProgressData : NSObject {
5104     _transient id delegate_;
5105
5106     bool running_;
5107     float percent_;
5108
5109     float current_;
5110     float total_;
5111     float speed_;
5112
5113     _H<NSMutableArray> events_;
5114     _H<NSString> title_;
5115
5116     _H<NSString> status_;
5117     _H<NSString> finish_;
5118 }
5119
5120 @end
5121
5122 @implementation CydiaProgressData
5123
5124 + (NSArray *) _attributeKeys {
5125     return [NSArray arrayWithObjects:
5126         @"current",
5127         @"events",
5128         @"finish",
5129         @"percent",
5130         @"running",
5131         @"speed",
5132         @"title",
5133         @"total",
5134     nil];
5135 }
5136
5137 - (NSArray *) attributeKeys {
5138     return [[self class] _attributeKeys];
5139 }
5140
5141 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5142     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5143 }
5144
5145 - (id) init {
5146     if ((self = [super init]) != nil) {
5147         events_ = [NSMutableArray arrayWithCapacity:32];
5148     } return self;
5149 }
5150
5151 - (id) delegate {
5152     return delegate_;
5153 }
5154
5155 - (void) setDelegate:(id)delegate {
5156     delegate_ = delegate;
5157 }
5158
5159 - (void) setPercent:(float)value {
5160     percent_ = value;
5161 }
5162
5163 - (NSNumber *) percent {
5164     return [NSNumber numberWithFloat:percent_];
5165 }
5166
5167 - (void) setCurrent:(float)value {
5168     current_ = value;
5169 }
5170
5171 - (NSNumber *) current {
5172     return [NSNumber numberWithFloat:current_];
5173 }
5174
5175 - (void) setTotal:(float)value {
5176     total_ = value;
5177 }
5178
5179 - (NSNumber *) total {
5180     return [NSNumber numberWithFloat:total_];
5181 }
5182
5183 - (void) setSpeed:(float)value {
5184     speed_ = value;
5185 }
5186
5187 - (NSNumber *) speed {
5188     return [NSNumber numberWithFloat:speed_];
5189 }
5190
5191 - (NSArray *) events {
5192     return events_;
5193 }
5194
5195 - (void) removeAllEvents {
5196     [events_ removeAllObjects];
5197 }
5198
5199 - (void) addEvent:(CydiaProgressEvent *)event {
5200     [events_ addObject:event];
5201 }
5202
5203 - (void) setTitle:(NSString *)text {
5204     title_ = text;
5205 }
5206
5207 - (NSString *) title {
5208     return title_;
5209 }
5210
5211 - (void) setFinish:(NSString *)text {
5212     finish_ = text;
5213 }
5214
5215 - (NSString *) finish {
5216     return (id) finish_ ?: [NSNull null];
5217 }
5218
5219 - (void) setRunning:(bool)running {
5220     running_ = running;
5221 }
5222
5223 - (NSNumber *) running {
5224     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5225 }
5226
5227 @end
5228 /* }}} */
5229 /* Progress Controller {{{ */
5230 @interface ProgressController : CydiaWebViewController <
5231     ProgressDelegate
5232 > {
5233     _transient Database *database_;
5234     _H<CydiaProgressData, 1> progress_;
5235     unsigned cancel_;
5236 }
5237
5238 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5239
5240 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5241
5242 - (void) setTitle:(NSString *)title;
5243 - (void) setCancellable:(bool)cancellable;
5244
5245 @end
5246
5247 @implementation ProgressController
5248
5249 - (void) dealloc {
5250     [database_ setProgressDelegate:nil];
5251     [super dealloc];
5252 }
5253
5254 - (UIBarButtonItem *) leftButton {
5255     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5256         initWithTitle:UCLocalize("CANCEL")
5257         style:UIBarButtonItemStylePlain
5258         target:self
5259         action:@selector(cancel)
5260     ] autorelease] : nil;
5261 }
5262
5263 - (void) updateCancel {
5264     [super applyLeftButton];
5265 }
5266
5267 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5268     if ((self = [super init]) != nil) {
5269         database_ = database;
5270         delegate_ = delegate;
5271
5272         [database_ setProgressDelegate:self];
5273
5274         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5275         [progress_ setDelegate:self];
5276
5277         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5278
5279         [scroller_ setBackgroundColor:[UIColor blackColor]];
5280
5281         [[self navigationItem] setHidesBackButton:YES];
5282
5283         [self updateCancel];
5284     } return self;
5285 }
5286
5287 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5288     [super webView:view didClearWindowObject:window forFrame:frame];
5289     [window setValue:progress_ forKey:@"cydiaProgress"];
5290 }
5291
5292 - (void) updateProgress {
5293     [self dispatchEvent:@"CydiaProgressUpdate"];
5294 }
5295
5296 - (void) viewWillAppear:(BOOL)animated {
5297     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5298     [super viewWillAppear:animated];
5299 }
5300
5301 - (void) reloadSpringBoard {
5302     if (kCFCoreFoundationVersionNumber > 700) { // XXX: iOS 6.x
5303         system("/bin/launchctl stop com.apple.backboardd");
5304         sleep(15);
5305         system("/usr/bin/killall backboardd SpringBoard sbreload");
5306         return;
5307     }
5308
5309     pid_t pid(ExecFork());
5310     if (pid == 0) {
5311         if (setsid() == -1)
5312             perror("setsid");
5313
5314         pid_t pid(ExecFork());
5315         if (pid == 0) {
5316             execl("/usr/bin/sbreload", "sbreload", NULL);
5317             perror("sbreload");
5318             exit(0);
5319         }
5320
5321         exit(0);
5322     }
5323
5324     ReapZombie(pid);
5325
5326     sleep(15);
5327     system("/usr/bin/killall backboardd SpringBoard sbreload");
5328 }
5329
5330 - (void) close {
5331     UpdateExternalStatus(0);
5332
5333     if (Finish_ > 1)
5334         [delegate_ saveState];
5335
5336     switch (Finish_) {
5337         case 0:
5338             [delegate_ returnToCydia];
5339         break;
5340
5341         case 1:
5342             [delegate_ terminateWithSuccess];
5343             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5344                 [delegate_ suspendWithAnimation:YES];
5345             else
5346                 [delegate_ suspend];*/
5347         break;
5348
5349         case 2:
5350             _trace();
5351             goto reload;
5352
5353         case 3:
5354             _trace();
5355             goto reload;
5356
5357         reload: {
5358             UIProgressHUD *hud([delegate_ addProgressHUD]);
5359             [hud setText:UCLocalize("LOADING")];
5360             [self performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5361             return;
5362         }
5363
5364         case 4:
5365             _trace();
5366             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5367                 SBReboot(SBSSpringBoardServerPort());
5368             else
5369                 reboot2(RB_AUTOBOOT);
5370         break;
5371     }
5372
5373     [super close];
5374 }
5375
5376 - (void) setTitle:(NSString *)title {
5377     [progress_ setTitle:title];
5378     [self updateProgress];
5379 }
5380
5381 - (UIBarButtonItem *) rightButton {
5382     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5383         initWithTitle:UCLocalize("CLOSE")
5384         style:UIBarButtonItemStylePlain
5385         target:self
5386         action:@selector(close)
5387     ] autorelease];
5388 }
5389
5390 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5391     UpdateExternalStatus(1);
5392
5393     [progress_ setRunning:true];
5394     [self setTitle:title];
5395     // implicit updateProgress
5396
5397     SHA1SumValue notifyconf; {
5398         FileFd file;
5399         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5400             _error->Discard();
5401         else {
5402             MMap mmap(file, MMap::ReadOnly);
5403             SHA1Summation sha1;
5404             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5405             notifyconf = sha1.Result();
5406         }
5407     }
5408
5409     SHA1SumValue springlist; {
5410         FileFd file;
5411         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5412             _error->Discard();
5413         else {
5414             MMap mmap(file, MMap::ReadOnly);
5415             SHA1Summation sha1;
5416             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5417             springlist = sha1.Result();
5418         }
5419     }
5420
5421     if (invocation != nil) {
5422         [invocation yieldToSelector:@selector(invoke)];
5423         [self setTitle:@"COMPLETE"];
5424     }
5425
5426     if (Finish_ < 4) {
5427         FileFd file;
5428         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5429             _error->Discard();
5430         else {
5431             MMap mmap(file, MMap::ReadOnly);
5432             SHA1Summation sha1;
5433             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5434             if (!(notifyconf == sha1.Result()))
5435                 Finish_ = 4;
5436         }
5437     }
5438
5439     if (Finish_ < 3) {
5440         FileFd file;
5441         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5442             _error->Discard();
5443         else {
5444             MMap mmap(file, MMap::ReadOnly);
5445             SHA1Summation sha1;
5446             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5447             if (!(springlist == sha1.Result()))
5448                 Finish_ = 3;
5449         }
5450     }
5451
5452     if (Finish_ < 2) {
5453         if (RestartSubstrate_)
5454             Finish_ = 2;
5455     }
5456
5457     RestartSubstrate_ = false;
5458
5459     switch (Finish_) {
5460         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5461         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5462         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5463         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5464         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5465     }
5466
5467     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5468
5469     [progress_ setRunning:false];
5470     [self updateProgress];
5471
5472     [self applyRightButton];
5473 }
5474
5475 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5476     [progress_ addEvent:event];
5477     [self updateProgress];
5478 }
5479
5480 - (bool) isProgressCancelled {
5481     return cancel_ == 2;
5482 }
5483
5484 - (void) cancel {
5485     cancel_ = 2;
5486     [self updateCancel];
5487 }
5488
5489 - (void) setCancellable:(bool)cancellable {
5490     unsigned cancel(cancel_);
5491
5492     if (!cancellable)
5493         cancel_ = 0;
5494     else if (cancel_ == 0)
5495         cancel_ = 1;
5496
5497     if (cancel != cancel_)
5498         [self updateCancel];
5499 }
5500
5501 - (void) setProgressCancellable:(NSNumber *)cancellable {
5502     [self setCancellable:[cancellable boolValue]];
5503 }
5504
5505 - (void) setProgressPercent:(NSNumber *)percent {
5506     [progress_ setPercent:[percent floatValue]];
5507     [self updateProgress];
5508 }
5509
5510 - (void) setProgressStatus:(NSDictionary *)status {
5511     if (status == nil) {
5512         [progress_ setCurrent:0];
5513         [progress_ setTotal:0];
5514         [progress_ setSpeed:0];
5515     } else {
5516         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5517
5518         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5519         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5520         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5521     }
5522
5523     [self updateProgress];
5524 }
5525
5526 @end
5527 /* }}} */
5528
5529 /* Package Cell {{{ */
5530 @interface PackageCell : CyteTableViewCell <
5531     CyteTableViewCellDelegate
5532 > {
5533     _H<UIImage> icon_;
5534     _H<NSString> name_;
5535     _H<NSString> description_;
5536     bool commercial_;
5537     _H<NSString> source_;
5538     _H<UIImage> badge_;
5539     _H<UIImage> placard_;
5540     bool summarized_;
5541 }
5542
5543 - (PackageCell *) init;
5544 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5545
5546 - (void) drawContentRect:(CGRect)rect;
5547
5548 @end
5549
5550 @implementation PackageCell
5551
5552 - (PackageCell *) init {
5553     CGRect frame(CGRectMake(0, 0, 320, 74));
5554     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5555         UIView *content([self contentView]);
5556         CGRect bounds([content bounds]);
5557
5558         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5559         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5560         [content addSubview:content_];
5561
5562         [content_ setDelegate:self];
5563         [content_ setOpaque:YES];
5564     } return self;
5565 }
5566
5567 - (NSString *) accessibilityLabel {
5568     return name_;
5569 }
5570
5571 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5572     summarized_ = summary;
5573
5574     icon_ = nil;
5575     name_ = nil;
5576     description_ = nil;
5577     source_ = nil;
5578     badge_ = nil;
5579     placard_ = nil;
5580
5581     if (package == nil)
5582         [content_ setBackgroundColor:[UIColor whiteColor]];
5583     else {
5584         [package parse];
5585
5586         Source *source = [package source];
5587
5588         icon_ = [package icon];
5589
5590         if (NSString *name = [package name])
5591             name_ = [NSString stringWithString:name];
5592
5593         if (NSString *description = [package shortDescription])
5594             description_ = [NSString stringWithString:description];
5595
5596         commercial_ = [package isCommercial];
5597
5598         NSString *label = nil;
5599         bool trusted = false;
5600
5601         if (source != nil) {
5602             label = [source label];
5603             trusted = [source trusted];
5604         } else if ([[package id] isEqualToString:@"firmware"])
5605             label = UCLocalize("APPLE");
5606         else
5607             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5608
5609         NSString *from(label);
5610
5611         NSString *section = [package simpleSection];
5612         if (section != nil && ![section isEqualToString:label]) {
5613             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5614             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5615         }
5616
5617         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5618
5619         if (NSString *purpose = [package primaryPurpose])
5620             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5621
5622         UIColor *color;
5623         NSString *placard;
5624
5625         if (NSString *mode = [package mode]) {
5626             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5627                 color = RemovingColor_;
5628                 //placard = @"removing";
5629             } else {
5630                 color = InstallingColor_;
5631                 //placard = @"installing";
5632             }
5633
5634             // XXX: the removing/installing placards are not @2x
5635             placard = nil;
5636         } else {
5637             color = [UIColor whiteColor];
5638
5639             if ([package installed] != nil)
5640                 placard = @"installed";
5641             else
5642                 placard = nil;
5643         }
5644
5645         [content_ setBackgroundColor:color];
5646
5647         if (placard != nil)
5648             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5649     }
5650
5651     [self setNeedsDisplay];
5652     [content_ setNeedsDisplay];
5653 }
5654
5655 - (void) drawSummaryContentRect:(CGRect)rect {
5656     bool highlighted(highlighted_);
5657     float width([self bounds].size.width);
5658
5659     if (icon_ != nil) {
5660         CGRect rect;
5661         rect.size = [(UIImage *) icon_ size];
5662
5663         while (rect.size.width > 16 || rect.size.height > 16) {
5664             rect.size.width /= 2;
5665             rect.size.height /= 2;
5666         }
5667
5668         rect.origin.x = 18 - rect.size.width / 2;
5669         rect.origin.y = 18 - rect.size.height / 2;
5670
5671         [icon_ drawInRect:rect];
5672     }
5673
5674     if (badge_ != nil) {
5675         CGRect rect;
5676         rect.size = [(UIImage *) badge_ size];
5677
5678         rect.size.width /= 4;
5679         rect.size.height /= 4;
5680
5681         rect.origin.x = 23 - rect.size.width / 2;
5682         rect.origin.y = 23 - rect.size.height / 2;
5683
5684         [badge_ drawInRect:rect];
5685     }
5686
5687     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5688         UISetColor(White_);
5689
5690     if (!highlighted)
5691         UISetColor(commercial_ ? Purple_ : Black_);
5692     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5693
5694     if (placard_ != nil)
5695         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5696 }
5697
5698 - (void) drawNormalContentRect:(CGRect)rect {
5699     bool highlighted(highlighted_);
5700     float width([self bounds].size.width);
5701
5702     if (icon_ != nil) {
5703         CGRect rect;
5704         rect.size = [(UIImage *) icon_ size];
5705
5706         while (rect.size.width > 32 || rect.size.height > 32) {
5707             rect.size.width /= 2;
5708             rect.size.height /= 2;
5709         }
5710
5711         rect.origin.x = 25 - rect.size.width / 2;
5712         rect.origin.y = 25 - rect.size.height / 2;
5713
5714         [icon_ drawInRect:rect];
5715     }
5716
5717     if (badge_ != nil) {
5718         CGRect rect;
5719         rect.size = [(UIImage *) badge_ size];
5720
5721         rect.size.width /= 2;
5722         rect.size.height /= 2;
5723
5724         rect.origin.x = 36 - rect.size.width / 2;
5725         rect.origin.y = 36 - rect.size.height / 2;
5726
5727         [badge_ drawInRect:rect];
5728     }
5729
5730     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5731         UISetColor(White_);
5732
5733     if (!highlighted)
5734         UISetColor(commercial_ ? Purple_ : Black_);
5735     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5736     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5737
5738     if (!highlighted)
5739         UISetColor(commercial_ ? Purplish_ : Gray_);
5740     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5741
5742     if (placard_ != nil)
5743         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5744 }
5745
5746 - (void) drawContentRect:(CGRect)rect {
5747     if (summarized_)
5748         [self drawSummaryContentRect:rect];
5749     else
5750         [self drawNormalContentRect:rect];
5751 }
5752
5753 @end
5754 /* }}} */
5755 /* Section Cell {{{ */
5756 @interface SectionCell : CyteTableViewCell <
5757     CyteTableViewCellDelegate
5758 > {
5759     _H<NSString> basic_;
5760     _H<NSString> section_;
5761     _H<NSString> name_;
5762     _H<NSString> count_;
5763     _H<UIImage> icon_;
5764     _H<UISwitch> switch_;
5765     BOOL editing_;
5766 }
5767
5768 - (void) setSection:(Section *)section editing:(BOOL)editing;
5769
5770 @end
5771
5772 @implementation SectionCell
5773
5774 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5775     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5776         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5777         // XXX: this initial frame is wrong, but is fixed later
5778         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5779         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5780
5781         UIView *content([self contentView]);
5782         CGRect bounds([content bounds]);
5783
5784         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5785         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5786         [content addSubview:content_];
5787         [content_ setBackgroundColor:[UIColor whiteColor]];
5788
5789         [content_ setDelegate:self];
5790     } return self;
5791 }
5792
5793 - (void) onSwitch:(id)sender {
5794     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5795     if (metadata == nil) {
5796         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5797         [Sections_ setObject:metadata forKey:basic_];
5798     }
5799
5800     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5801     Changed_ = true;
5802 }
5803
5804 - (void) setSection:(Section *)section editing:(BOOL)editing {
5805     if (editing != editing_) {
5806         if (editing_)
5807             [switch_ removeFromSuperview];
5808         else
5809             [self addSubview:switch_];
5810         editing_ = editing;
5811     }
5812
5813     basic_ = nil;
5814     section_ = nil;
5815     name_ = nil;
5816     count_ = nil;
5817
5818     if (section == nil) {
5819         name_ = UCLocalize("ALL_PACKAGES");
5820         count_ = nil;
5821     } else {
5822         basic_ = [section name];
5823         section_ = [section localized];
5824
5825         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5826         count_ = [NSString stringWithFormat:@"%d", [section count]];
5827
5828         if (editing_)
5829             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5830     }
5831
5832     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5833     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5834
5835     [content_ setNeedsDisplay];
5836 }
5837
5838 - (void) setFrame:(CGRect)frame {
5839     [super setFrame:frame];
5840
5841     CGRect rect([switch_ frame]);
5842     [switch_ setFrame:CGRectMake(frame.size.width - rect.size.width - 9, 9, rect.size.width, rect.size.height)];
5843 }
5844
5845 - (NSString *) accessibilityLabel {
5846     return name_;
5847 }
5848
5849 - (void) drawContentRect:(CGRect)rect {
5850     bool highlighted(highlighted_ && !editing_);
5851
5852     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5853
5854     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5855         UISetColor(White_);
5856
5857     float width(rect.size.width);
5858     if (editing_)
5859         width -= 9 + [switch_ frame].size.width;
5860
5861     if (!highlighted)
5862         UISetColor(Black_);
5863     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5864
5865     CGSize size = [count_ sizeWithFont:Font14_];
5866
5867     UISetColor(White_);
5868     if (count_ != nil)
5869         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5870 }
5871
5872 @end
5873 /* }}} */
5874
5875 /* File Table {{{ */
5876 @interface FileTable : CyteViewController <
5877     UITableViewDataSource,
5878     UITableViewDelegate
5879 > {
5880     _transient Database *database_;
5881     _H<Package> package_;
5882     _H<NSString> name_;
5883     _H<NSMutableArray> files_;
5884     _H<UITableView, 2> list_;
5885 }
5886
5887 - (id) initWithDatabase:(Database *)database;
5888 - (void) setPackage:(Package *)package;
5889
5890 @end
5891
5892 @implementation FileTable
5893
5894 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5895     return files_ == nil ? 0 : [files_ count];
5896 }
5897
5898 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5899     return 24.0f;
5900 }*/
5901
5902 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5903     static NSString *reuseIdentifier = @"Cell";
5904
5905     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5906     if (cell == nil) {
5907         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5908         [cell setFont:[UIFont systemFontOfSize:16]];
5909     }
5910     [cell setText:[files_ objectAtIndex:indexPath.row]];
5911     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5912
5913     return cell;
5914 }
5915
5916 - (NSURL *) navigationURL {
5917     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5918 }
5919
5920 - (void) loadView {
5921     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
5922     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5923     [list_ setRowHeight:24.0f];
5924     [(UITableView *) list_ setDataSource:self];
5925     [list_ setDelegate:self];
5926     [self setView:list_];
5927 }
5928
5929 - (void) viewDidLoad {
5930     [super viewDidLoad];
5931
5932     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5933 }
5934
5935 - (void) releaseSubviews {
5936     list_ = nil;
5937
5938     package_ = nil;
5939     files_ = nil;
5940
5941     [super releaseSubviews];
5942 }
5943
5944 - (id) initWithDatabase:(Database *)database {
5945     if ((self = [super init]) != nil) {
5946         database_ = database;
5947     } return self;
5948 }
5949
5950 - (void) setPackage:(Package *)package {
5951     package_ = nil;
5952     name_ = nil;
5953
5954     files_ = [NSMutableArray arrayWithCapacity:32];
5955
5956     if (package != nil) {
5957         package_ = package;
5958         name_ = [package id];
5959
5960         if (NSArray *files = [package files])
5961             [files_ addObjectsFromArray:files];
5962
5963         if ([files_ count] != 0) {
5964             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5965                 [files_ removeObjectAtIndex:0];
5966             [files_ sortUsingSelector:@selector(compareByPath:)];
5967
5968             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5969             [stack addObject:@"/"];
5970
5971             for (int i(0), e([files_ count]); i != e; ++i) {
5972                 NSString *file = [files_ objectAtIndex:i];
5973                 while (![file hasPrefix:[stack lastObject]])
5974                     [stack removeLastObject];
5975                 NSString *directory = [stack lastObject];
5976                 [stack addObject:[file stringByAppendingString:@"/"]];
5977                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5978                     ([stack count] - 2) * 3, "",
5979                     [file substringFromIndex:[directory length]]
5980                 ]];
5981             }
5982         }
5983     }
5984
5985     [list_ reloadData];
5986 }
5987
5988 - (void) reloadData {
5989     [super reloadData];
5990
5991     [self setPackage:[database_ packageWithName:name_]];
5992 }
5993
5994 @end
5995 /* }}} */
5996 /* Package Controller {{{ */
5997 @interface CYPackageController : CydiaWebViewController <
5998     UIActionSheetDelegate
5999 > {
6000     _transient Database *database_;
6001     _H<Package> package_;
6002     _H<NSString> name_;
6003     bool commercial_;
6004     _H<NSMutableArray> buttons_;
6005     _H<UIBarButtonItem> button_;
6006 }
6007
6008 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
6009
6010 @end
6011
6012 @implementation CYPackageController
6013
6014 - (NSURL *) navigationURL {
6015     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6016 }
6017
6018 /* XXX: this is not safe at all... localization of /fail/ */
6019 - (void) _clickButtonWithName:(NSString *)name {
6020     if ([name isEqualToString:UCLocalize("CLEAR")])
6021         [delegate_ clearPackage:package_];
6022     else if ([name isEqualToString:UCLocalize("INSTALL")])
6023         [delegate_ installPackage:package_];
6024     else if ([name isEqualToString:UCLocalize("REINSTALL")])
6025         [delegate_ installPackage:package_];
6026     else if ([name isEqualToString:UCLocalize("REMOVE")])
6027         [delegate_ removePackage:package_];
6028     else if ([name isEqualToString:UCLocalize("UPGRADE")])
6029         [delegate_ installPackage:package_];
6030     else _assert(false);
6031 }
6032
6033 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6034     NSString *context([sheet context]);
6035
6036     if ([context isEqualToString:@"modify"]) {
6037         if (button != [sheet cancelButtonIndex]) {
6038             NSString *buttonName = [buttons_ objectAtIndex:button];
6039             [self _clickButtonWithName:buttonName];
6040         }
6041
6042         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
6043     }
6044 }
6045
6046 - (bool) _allowJavaScriptPanel {
6047     return commercial_;
6048 }
6049
6050 #if !AlwaysReload
6051 - (void) _customButtonClicked {
6052     int count([buttons_ count]);
6053     if (count == 0)
6054         return;
6055
6056     if (count == 1)
6057         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
6058     else {
6059         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6060         [buttons addObjectsFromArray:buttons_];
6061
6062         UIActionSheet *sheet = [[[UIActionSheet alloc]
6063             initWithTitle:nil
6064             delegate:self
6065             cancelButtonTitle:nil
6066             destructiveButtonTitle:nil
6067             otherButtonTitles:nil
6068         ] autorelease];
6069
6070         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6071         if (!IsWildcat_) {
6072            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6073            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6074         }
6075         [sheet setContext:@"modify"];
6076
6077         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6078     }
6079 }
6080
6081 - (void) reloadButtonClicked {
6082     if (commercial_ && function_ == nil && [package_ uninstalled])
6083         return;
6084     [self customButtonClicked];
6085 }
6086
6087 - (void) applyLoadingTitle {
6088     // Don't show "Loading" as the title. Ever.
6089 }
6090
6091 - (UIBarButtonItem *) rightButton {
6092     return button_;
6093 }
6094 #endif
6095
6096 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6097     if ((self = [super init]) != nil) {
6098         database_ = database;
6099         buttons_ = [NSMutableArray arrayWithCapacity:4];
6100         name_ = name == nil ? @"" : [NSString stringWithString:name];
6101         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6102     } return self;
6103 }
6104
6105 - (void) reloadData {
6106     [super reloadData];
6107
6108     package_ = [database_ packageWithName:name_];
6109
6110     [buttons_ removeAllObjects];
6111
6112     if (package_ != nil) {
6113         [(Package *) package_ parse];
6114
6115         commercial_ = [package_ isCommercial];
6116
6117         if ([package_ mode] != nil)
6118             [buttons_ addObject:UCLocalize("CLEAR")];
6119         if ([package_ source] == nil);
6120         else if ([package_ upgradableAndEssential:NO])
6121             [buttons_ addObject:UCLocalize("UPGRADE")];
6122         else if ([package_ uninstalled])
6123             [buttons_ addObject:UCLocalize("INSTALL")];
6124         else
6125             [buttons_ addObject:UCLocalize("REINSTALL")];
6126         if (![package_ uninstalled])
6127             [buttons_ addObject:UCLocalize("REMOVE")];
6128     }
6129
6130     NSString *title;
6131     switch ([buttons_ count]) {
6132         case 0: title = nil; break;
6133         case 1: title = [buttons_ objectAtIndex:0]; break;
6134         default: title = UCLocalize("MODIFY"); break;
6135     }
6136
6137     button_ = [[[UIBarButtonItem alloc]
6138         initWithTitle:title
6139         style:UIBarButtonItemStylePlain
6140         target:self
6141         action:@selector(customButtonClicked)
6142     ] autorelease];
6143 }
6144
6145 - (bool) isLoading {
6146     return commercial_ ? [super isLoading] : false;
6147 }
6148
6149 @end
6150 /* }}} */
6151
6152 /* Package List Controller {{{ */
6153 @interface PackageListController : CyteViewController <
6154     UITableViewDataSource,
6155     UITableViewDelegate
6156 > {
6157     _transient Database *database_;
6158     unsigned era_;
6159     _H<NSArray> packages_;
6160     _H<NSMutableArray> sections_;
6161     _H<UITableView, 2> list_;
6162     _H<NSMutableArray> index_;
6163     _H<NSMutableDictionary> indices_;
6164     _H<NSString> title_;
6165     unsigned reloading_;
6166 }
6167
6168 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6169 - (void) setDelegate:(id)delegate;
6170 - (void) resetCursor;
6171 - (void) clearData;
6172
6173 @end
6174
6175 @implementation PackageListController
6176
6177 - (NSURL *) referrerURL {
6178     return [self navigationURL];
6179 }
6180
6181 - (bool) isSummarized {
6182     return false;
6183 }
6184
6185 - (bool) showsSections {
6186     return true;
6187 }
6188
6189 - (void) deselectWithAnimation:(BOOL)animated {
6190     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6191 }
6192
6193 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6194     CGRect base = [[self view] bounds];
6195     base.size.height -= bounds.size.height;
6196     base.origin = [list_ frame].origin;
6197
6198     [UIView beginAnimations:nil context:NULL];
6199     [UIView setAnimationBeginsFromCurrentState:YES];
6200     [UIView setAnimationCurve:curve];
6201     [UIView setAnimationDuration:duration];
6202     [list_ setFrame:base];
6203     [UIView commitAnimations];
6204 }
6205
6206 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6207     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6208 }
6209
6210 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6211     [self resizeForKeyboardBounds:bounds duration:0];
6212 }
6213
6214 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6215     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6216         *curve = UIViewAnimationCurveEaseInOut;
6217     else
6218         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6219
6220     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6221         *duration = 0.3;
6222     else
6223         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6224 }
6225
6226 - (void) keyboardWillShow:(NSNotification *)notification {
6227     CGRect bounds;
6228     CGPoint center;
6229     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6230     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6231
6232     NSTimeInterval duration;
6233     UIViewAnimationCurve curve;
6234     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6235
6236     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);
6237     UIViewController *base = self;
6238     while ([base parentOrPresentingViewController] != nil)
6239         base = [base parentOrPresentingViewController];
6240     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6241     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6242
6243     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6244         intersection.size.height += CYStatusBarHeight();
6245
6246     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6247 }
6248
6249 - (void) keyboardWillHide:(NSNotification *)notification {
6250     NSTimeInterval duration;
6251     UIViewAnimationCurve curve;
6252     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6253
6254     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6255 }
6256
6257 - (void) viewWillAppear:(BOOL)animated {
6258     [super viewWillAppear:animated];
6259
6260     [self resizeForKeyboardBounds:CGRectZero];
6261     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6262     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6263 }
6264
6265 - (void) viewWillDisappear:(BOOL)animated {
6266     [super viewWillDisappear:animated];
6267
6268     [self resizeForKeyboardBounds:CGRectZero];
6269     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6270     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6271 }
6272
6273 - (void) viewDidAppear:(BOOL)animated {
6274     [super viewDidAppear:animated];
6275     [self deselectWithAnimation:animated];
6276 }
6277
6278 - (void) didSelectPackage:(Package *)package {
6279     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6280     [view setDelegate:delegate_];
6281     [[self navigationController] pushViewController:view animated:YES];
6282 }
6283
6284 #if TryIndexedCollation
6285 + (BOOL) hasIndexedCollation {
6286     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6287 }
6288 #endif
6289
6290 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6291     NSInteger count([sections_ count]);
6292     return count == 0 ? 1 : count;
6293 }
6294
6295 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6296     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6297         return nil;
6298     return [[sections_ objectAtIndex:section] name];
6299 }
6300
6301 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6302     if ([sections_ count] == 0)
6303         return 0;
6304     return [[sections_ objectAtIndex:section] count];
6305 }
6306
6307 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6308 @synchronized (database_) {
6309     if ([database_ era] != era_)
6310         return nil;
6311
6312     Section *section([sections_ objectAtIndex:[path section]]);
6313     NSInteger row([path row]);
6314     Package *package([packages_ objectAtIndex:([section row] + row)]);
6315     return [[package retain] autorelease];
6316 } }
6317
6318 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6319     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6320     if (cell == nil)
6321         cell = [[[PackageCell alloc] init] autorelease];
6322
6323     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6324     [cell setPackage:package asSummary:[self isSummarized]];
6325     return cell;
6326 }
6327
6328 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6329     Package *package([self packageAtIndexPath:path]);
6330     package = [database_ packageWithName:[package id]];
6331     [self didSelectPackage:package];
6332 }
6333
6334 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6335     if (![self showsSections])
6336         return nil;
6337
6338     return index_;
6339 }
6340
6341 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6342 #if TryIndexedCollation
6343     if ([[self class] hasIndexedCollation]) {
6344         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6345     }
6346 #endif
6347
6348     return index;
6349 }
6350
6351 - (void) updateHeight {
6352     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6353 }
6354
6355 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6356     if ((self = [super init]) != nil) {
6357         database_ = database;
6358         title_ = [title copy];
6359         [[self navigationItem] setTitle:title_];
6360     } return self;
6361 }
6362
6363 - (void) loadView {
6364     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6365     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6366     [self setView:view];
6367
6368     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6369     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6370     [view addSubview:list_];
6371
6372     // XXX: is 20 the most optimal number here?
6373     [list_ setSectionIndexMinimumDisplayRowCount:20];
6374
6375     [(UITableView *) list_ setDataSource:self];
6376     [list_ setDelegate:self];
6377
6378     [self updateHeight];
6379 }
6380
6381 - (void) releaseSubviews {
6382     list_ = nil;
6383
6384     packages_ = nil;
6385     sections_ = nil;
6386     index_ = nil;
6387     indices_ = nil;
6388
6389     [super releaseSubviews];
6390 }
6391
6392 - (void) setDelegate:(id)delegate {
6393     delegate_ = delegate;
6394 }
6395
6396 - (bool) shouldYield {
6397     return false;
6398 }
6399
6400 - (bool) shouldBlock {
6401     return false;
6402 }
6403
6404 - (NSMutableArray *) _reloadPackages {
6405 @synchronized (database_) {
6406     era_ = [database_ era];
6407     NSArray *packages([database_ packages]);
6408
6409     return [NSMutableArray arrayWithArray:packages];
6410 } }
6411
6412 - (void) _reloadData {
6413     if (reloading_ != 0) {
6414         reloading_ = 2;
6415         return;
6416     }
6417
6418     NSArray *packages;
6419
6420   reload:
6421     if ([self shouldYield]) {
6422         do {
6423             UIProgressHUD *hud;
6424
6425             if (![self shouldBlock])
6426                 hud = nil;
6427             else {
6428                 hud = [delegate_ addProgressHUD];
6429                 [hud setText:UCLocalize("LOADING")];
6430             }
6431
6432             reloading_ = 1;
6433             packages = [self yieldToSelector:@selector(_reloadPackages)];
6434
6435             if (hud != nil)
6436                 [delegate_ removeProgressHUD:hud];
6437         } while (reloading_ == 2);
6438     } else {
6439         packages = [self _reloadPackages];
6440     }
6441
6442 @synchronized (database_) {
6443     if (era_ != [database_ era])
6444         goto reload;
6445     reloading_ = 0;
6446
6447     packages_ = packages;
6448
6449     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6450     sections_ = [NSMutableArray arrayWithCapacity:16];
6451
6452     Section *section = nil;
6453
6454 #if TryIndexedCollation
6455     if ([[self class] hasIndexedCollation]) {
6456         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6457
6458         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6459         NSArray *titles = [collation sectionIndexTitles];
6460         int secidx = -1;
6461
6462         _profile(PackageTable$reloadData$Section)
6463             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6464                 Package *package;
6465                 int index;
6466
6467                 _profile(PackageTable$reloadData$Section$Package)
6468                     package = [packages_ objectAtIndex:offset];
6469                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6470                 _end
6471
6472                 while (secidx < index) {
6473                     secidx += 1;
6474
6475                     _profile(PackageTable$reloadData$Section$Allocate)
6476                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6477                     _end
6478
6479                     _profile(PackageTable$reloadData$Section$Add)
6480                         [sections_ addObject:section];
6481                     _end
6482                 }
6483
6484                 [section addToCount];
6485             }
6486         _end
6487     } else
6488 #endif
6489     {
6490         index_ = [NSMutableArray arrayWithCapacity:32];
6491
6492         bool sectioned([self showsSections]);
6493         if (!sectioned) {
6494             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6495             [sections_ addObject:section];
6496         }
6497
6498         _profile(PackageTable$reloadData$Section)
6499             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6500                 Package *package;
6501                 unichar index;
6502
6503                 _profile(PackageTable$reloadData$Section$Package)
6504                     package = [packages_ objectAtIndex:offset];
6505                     index = [package index];
6506                 _end
6507
6508                 if (sectioned && (section == nil || [section index] != index)) {
6509                     _profile(PackageTable$reloadData$Section$Allocate)
6510                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6511                     _end
6512
6513                     [index_ addObject:[section name]];
6514                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6515
6516                     _profile(PackageTable$reloadData$Section$Add)
6517                         [sections_ addObject:section];
6518                     _end
6519                 }
6520
6521                 [section addToCount];
6522             }
6523         _end
6524     }
6525
6526     [self updateHeight];
6527
6528     _profile(PackageTable$reloadData$List)
6529         [(UITableView *) list_ setDataSource:self];
6530         [list_ reloadData];
6531     _end
6532 } }
6533
6534 - (void) reloadData {
6535     [super reloadData];
6536
6537     if ([self shouldYield])
6538         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6539     else
6540         [self _reloadData];
6541 }
6542
6543 - (void) resetCursor {
6544     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6545 }
6546
6547 - (void) clearData {
6548     [self updateHeight];
6549
6550     [list_ setDataSource:nil];
6551     [list_ reloadData];
6552
6553     [self resetCursor];
6554 }
6555
6556 @end
6557 /* }}} */
6558 /* Filtered Package List Controller {{{ */
6559 @interface FilteredPackageListController : PackageListController {
6560     SEL filter_;
6561     IMP imp_;
6562     _H<NSObject> object_;
6563 }
6564
6565 - (void) setObject:(id)object;
6566 - (void) setObject:(id)object forFilter:(SEL)filter;
6567
6568 - (SEL) filter;
6569 - (void) setFilter:(SEL)filter;
6570
6571 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6572
6573 @end
6574
6575 @implementation FilteredPackageListController
6576
6577 - (SEL) filter {
6578     return filter_;
6579 }
6580
6581 - (void) setFilter:(SEL)filter {
6582 @synchronized (self) {
6583     filter_ = filter;
6584
6585     /* XXX: this is an unsafe optimization of doomy hell */
6586     Method method(class_getInstanceMethod([Package class], filter));
6587     _assert(method != NULL);
6588     imp_ = method_getImplementation(method);
6589     _assert(imp_ != NULL);
6590 } }
6591
6592 - (void) setObject:(id)object {
6593 @synchronized (self) {
6594     object_ = object;
6595 } }
6596
6597 - (void) setObject:(id)object forFilter:(SEL)filter {
6598 @synchronized (self) {
6599     [self setFilter:filter];
6600     [self setObject:object];
6601 } }
6602
6603 - (NSMutableArray *) _reloadPackages {
6604 @synchronized (database_) {
6605     era_ = [database_ era];
6606     NSArray *packages([database_ packages]);
6607
6608     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6609
6610     IMP imp;
6611     SEL filter;
6612     _H<NSObject> object;
6613
6614     @synchronized (self) {
6615         imp = imp_;
6616         filter = filter_;
6617         object = object_;
6618     }
6619
6620     _profile(PackageTable$reloadData$Filter)
6621         for (Package *package in packages)
6622             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6623                 [filtered addObject:package];
6624     _end
6625
6626     return filtered;
6627 } }
6628
6629 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6630     if ((self = [super initWithDatabase:database title:title]) != nil) {
6631         [self setFilter:filter];
6632         [self setObject:object];
6633     } return self;
6634 }
6635
6636 @end
6637 /* }}} */
6638
6639 /* Home Controller {{{ */
6640 @interface HomeController : CydiaWebViewController {
6641     CFRunLoopRef runloop_;
6642     SCNetworkReachabilityRef reachability_;
6643 }
6644
6645 @end
6646
6647 @implementation HomeController
6648
6649 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6650     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6651 }
6652
6653 - (id) init {
6654     if ((self = [super init]) != nil) {
6655         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6656         [self reloadData];
6657
6658         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6659         if (reachability_ != NULL) {
6660             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6661             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6662
6663             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6664             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6665                 runloop_ = runloop;
6666         }
6667     } return self;
6668 }
6669
6670 - (void) dealloc {
6671     if (reachability_ != NULL && runloop_ != NULL)
6672         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6673     [super dealloc];
6674 }
6675
6676 - (NSURL *) navigationURL {
6677     return [NSURL URLWithString:@"cydia://home"];
6678 }
6679
6680 - (void) aboutButtonClicked {
6681     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6682
6683     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6684     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6685     [alert setCancelButtonIndex:0];
6686
6687     [alert setMessage:
6688         @"Copyright \u00a9 2008-2013\n"
6689         "SaurikIT, LLC\n"
6690         "\n"
6691         "Jay Freeman (saurik)\n"
6692         "saurik@saurik.com\n"
6693         "http://www.saurik.com/"
6694     ];
6695
6696     [alert show];
6697 }
6698
6699 - (UIBarButtonItem *) leftButton {
6700     return [[[UIBarButtonItem alloc]
6701         initWithTitle:UCLocalize("ABOUT")
6702         style:UIBarButtonItemStylePlain
6703         target:self
6704         action:@selector(aboutButtonClicked)
6705     ] autorelease];
6706 }
6707
6708 @end
6709 /* }}} */
6710 /* Manage Controller {{{ */
6711 @interface ManageController : CydiaWebViewController {
6712 }
6713
6714 - (void) queueStatusDidChange;
6715
6716 @end
6717
6718 @implementation ManageController
6719
6720 - (id) init {
6721     if ((self = [super init]) != nil) {
6722         [self setURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]];
6723     } return self;
6724 }
6725
6726 - (NSURL *) navigationURL {
6727     return [NSURL URLWithString:@"cydia://manage"];
6728 }
6729
6730 - (UIBarButtonItem *) leftButton {
6731     return [[[UIBarButtonItem alloc]
6732         initWithTitle:UCLocalize("SETTINGS")
6733         style:UIBarButtonItemStylePlain
6734         target:self
6735         action:@selector(settingsButtonClicked)
6736     ] autorelease];
6737 }
6738
6739 - (void) settingsButtonClicked {
6740     [delegate_ showSettings];
6741 }
6742
6743 - (void) queueButtonClicked {
6744     [delegate_ queue];
6745 }
6746
6747 - (UIBarButtonItem *) rightButton {
6748     return Queuing_ ? [[[UIBarButtonItem alloc]
6749         initWithTitle:UCLocalize("QUEUE")
6750         style:UIBarButtonItemStyleDone
6751         target:self
6752         action:@selector(queueButtonClicked)
6753     ] autorelease] : nil;
6754 }
6755
6756 - (void) queueStatusDidChange {
6757     [self applyRightButton];
6758 }
6759
6760 - (bool) isLoading {
6761     return !Queuing_ && [super isLoading];
6762 }
6763
6764 @end
6765 /* }}} */
6766
6767 /* Refresh Bar {{{ */
6768 @interface RefreshBar : UINavigationBar {
6769     _H<UIProgressIndicator> indicator_;
6770     _H<UITextLabel> prompt_;
6771     _H<UINavigationButton> cancel_;
6772 }
6773
6774 @end
6775
6776 @implementation RefreshBar
6777
6778 - (void) positionViews {
6779     CGRect frame = [cancel_ frame];
6780     frame.size = [cancel_ sizeThatFits:frame.size];
6781     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6782     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6783     [cancel_ setFrame:frame];
6784
6785     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6786     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6787     CGRect indrect = {{indoffset, indoffset}, indsize};
6788     [indicator_ setFrame:indrect];
6789
6790     CGSize prmsize = {215, indsize.height + 4};
6791     CGRect prmrect = {{
6792         indoffset * 2 + indsize.width,
6793         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6794     }, prmsize};
6795     [prompt_ setFrame:prmrect];
6796 }
6797
6798 - (void) setFrame:(CGRect)frame {
6799     [super setFrame:frame];
6800     [self positionViews];
6801 }
6802
6803 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6804     if ((self = [super initWithFrame:frame]) != nil) {
6805         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6806
6807         [self setBarStyle:UIBarStyleBlack];
6808
6809         UIBarStyle barstyle([self _barStyle:NO]);
6810         bool ugly(barstyle == UIBarStyleDefault);
6811
6812         UIProgressIndicatorStyle style = ugly ?
6813             UIProgressIndicatorStyleMediumBrown :
6814             UIProgressIndicatorStyleMediumWhite;
6815
6816         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6817         [(UIProgressIndicator *) indicator_ setStyle:style];
6818         [indicator_ startAnimation];
6819         [self addSubview:indicator_];
6820
6821         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6822         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6823         [prompt_ setBackgroundColor:[UIColor clearColor]];
6824         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6825         [self addSubview:prompt_];
6826
6827         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6828         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6829         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6830         [cancel_ setBarStyle:barstyle];
6831
6832         [self positionViews];
6833     } return self;
6834 }
6835
6836 - (void) setCancellable:(bool)cancellable {
6837     if (cancellable)
6838         [self addSubview:cancel_];
6839     else
6840         [cancel_ removeFromSuperview];
6841 }
6842
6843 - (void) start {
6844     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6845 }
6846
6847 - (void) stop {
6848     [self setCancellable:NO];
6849 }
6850
6851 - (void) setPrompt:(NSString *)prompt {
6852     [prompt_ setText:prompt];
6853 }
6854
6855 - (void) setProgress:(float)progress {
6856 }
6857
6858 @end
6859 /* }}} */
6860
6861 /* Cydia Navigation Controller Interface {{{ */
6862 @interface UINavigationController (Cydia)
6863
6864 - (NSArray *) navigationURLCollection;
6865 - (void) unloadData;
6866
6867 @end
6868 /* }}} */
6869
6870 /* Cydia Tab Bar Controller {{{ */
6871 @interface CYTabBarController : UITabBarController <
6872     UITabBarControllerDelegate,
6873     ProgressDelegate
6874 > {
6875     _transient Database *database_;
6876     _H<RefreshBar, 1> refreshbar_;
6877
6878     bool dropped_;
6879     bool updating_;
6880     // XXX: ok, "updatedelegate_"?...
6881     _transient NSObject<CydiaDelegate> *updatedelegate_;
6882
6883     _H<UIViewController> remembered_;
6884     _transient UIViewController *transient_;
6885 }
6886
6887 - (NSArray *) navigationURLCollection;
6888 - (void) dropBar:(BOOL)animated;
6889 - (void) beginUpdate;
6890 - (void) raiseBar:(BOOL)animated;
6891 - (BOOL) updating;
6892 - (void) unloadData;
6893
6894 @end
6895
6896 @implementation CYTabBarController
6897
6898 - (void) didReceiveMemoryWarning {
6899     [super didReceiveMemoryWarning];
6900
6901     // presenting a UINavigationController on 2.x does not update its transitionView
6902     // it thereby will not allow its topViewController to be unloaded by memory pressure
6903     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6904         UIViewController *selected([self selectedViewController]);
6905         for (UINavigationController *controller in [self viewControllers])
6906             if (controller != selected)
6907                 if (UIViewController *top = [controller topViewController])
6908                     [top unloadView];
6909     }
6910 }
6911
6912 - (void) setUnselectedViewController:(UIViewController *)transient {
6913     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6914         if (transient != nil) {
6915             [[[self viewControllers] objectAtIndex:0] pushViewController:transient animated:YES];
6916             [self setSelectedIndex:0];
6917         } return;
6918     }
6919
6920     NSMutableArray *controllers = [[[self viewControllers] mutableCopy] autorelease];
6921     if (transient != nil) {
6922         UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
6923         [navigation setViewControllers:[NSArray arrayWithObject:transient]];
6924         transient = navigation;
6925
6926         if (transient_ == nil)
6927             remembered_ = [controllers objectAtIndex:0];
6928         transient_ = transient;
6929         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6930         [controllers replaceObjectAtIndex:0 withObject:transient_];
6931         [self setSelectedIndex:0];
6932         [self setViewControllers:controllers];
6933         [self concealTabBarSelection];
6934     } else if (remembered_ != nil) {
6935         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6936         transient_ = transient;
6937         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6938         remembered_ = nil;
6939         [self setViewControllers:controllers];
6940         [self revealTabBarSelection];
6941     }
6942 }
6943
6944 - (UIViewController *) unselectedViewController {
6945     return transient_;
6946 }
6947
6948 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6949     if ([self unselectedViewController])
6950         [self setUnselectedViewController:nil];
6951
6952     // presenting a UINavigationController on 2.x does not update its transitionView
6953     // if this view was unloaded, the tranitionView may currently be presenting nothing
6954     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6955         UINavigationController *navigation((UINavigationController *) viewController);
6956         [navigation pushViewController:[[[UIViewController alloc] init] autorelease] animated:NO];
6957         [navigation popViewControllerAnimated:NO];
6958     }
6959 }
6960
6961 - (NSArray *) navigationURLCollection {
6962     NSMutableArray *items([NSMutableArray array]);
6963
6964     // XXX: Should this deal with transient view controllers?
6965     for (id navigation in [self viewControllers]) {
6966         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6967         if (stack != nil)
6968             [items addObject:stack];
6969     }
6970
6971     return items;
6972 }
6973
6974 - (void) dismissModalViewControllerAnimated:(BOOL)animated {
6975     if ([self modalViewController] == nil && [self unselectedViewController] != nil)
6976         [self setUnselectedViewController:nil];
6977     else
6978         [super dismissModalViewControllerAnimated:YES];
6979 }
6980
6981 - (void) unloadData {
6982     [super unloadData];
6983
6984     for (UINavigationController *controller in [self viewControllers])
6985         [controller unloadData];
6986
6987     if (UIViewController *selected = [self selectedViewController])
6988         [selected reloadData];
6989
6990     if (UIViewController *unselected = [self unselectedViewController]) {
6991         [unselected unloadData];
6992         [unselected reloadData];
6993     }
6994 }
6995
6996 - (void) dealloc {
6997     [[NSNotificationCenter defaultCenter] removeObserver:self];
6998
6999     [super dealloc];
7000 }
7001
7002 - (id) initWithDatabase:(Database *)database {
7003     if ((self = [super init]) != nil) {
7004         database_ = database;
7005         [self setDelegate:self];
7006
7007         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7008         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
7009
7010         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
7011     } return self;
7012 }
7013
7014 - (void) setUpdate:(NSDate *)date {
7015     [self beginUpdate];
7016 }
7017
7018 - (void) beginUpdate {
7019     [(RefreshBar *) refreshbar_ start];
7020     [self dropBar:YES];
7021
7022     [updatedelegate_ retainNetworkActivityIndicator];
7023     updating_ = true;
7024
7025     [NSThread
7026         detachNewThreadSelector:@selector(performUpdate)
7027         toTarget:self
7028         withObject:nil
7029     ];
7030 }
7031
7032 - (void) performUpdate {
7033     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
7034
7035     Status status;
7036     status.setDelegate(self);
7037     [database_ updateWithStatus:status];
7038
7039     [self
7040         performSelectorOnMainThread:@selector(completeUpdate)
7041         withObject:nil
7042         waitUntilDone:NO
7043     ];
7044
7045     [pool release];
7046 }
7047
7048 - (void) stopUpdateWithSelector:(SEL)selector {
7049     updating_ = false;
7050     [updatedelegate_ releaseNetworkActivityIndicator];
7051
7052     [self raiseBar:YES];
7053     [refreshbar_ stop];
7054
7055     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
7056 }
7057
7058 - (void) completeUpdate {
7059     if (!updating_)
7060         return;
7061     [self stopUpdateWithSelector:@selector(reloadData)];
7062 }
7063
7064 - (void) cancelUpdate {
7065     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
7066 }
7067
7068 - (void) cancelPressed {
7069     [self cancelUpdate];
7070 }
7071
7072 - (BOOL) updating {
7073     return updating_;
7074 }
7075
7076 - (void) addProgressEvent:(CydiaProgressEvent *)event {
7077     [refreshbar_ setPrompt:[event compoundMessage]];
7078 }
7079
7080 - (bool) isProgressCancelled {
7081     return !updating_;
7082 }
7083
7084 - (void) setProgressCancellable:(NSNumber *)cancellable {
7085     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
7086 }
7087
7088 - (void) setProgressPercent:(NSNumber *)percent {
7089     [refreshbar_ setProgress:[percent floatValue]];
7090 }
7091
7092 - (void) setProgressStatus:(NSDictionary *)status {
7093     if (status != nil)
7094         [self setProgressPercent:[status objectForKey:@"Percent"]];
7095 }
7096
7097 - (void) setUpdateDelegate:(id)delegate {
7098     updatedelegate_ = delegate;
7099 }
7100
7101 - (UIView *) transitionView {
7102     if (![self respondsToSelector:@selector(_transitionView)])
7103         return MSHookIvar<id>(self, "_viewControllerTransitionView");
7104     else if (kCFCoreFoundationVersionNumber < 800)
7105         return [self _transitionView];
7106     else
7107         return [[self _transitionView] superview];
7108 }
7109
7110 - (void) dropBar:(BOOL)animated {
7111     if (dropped_)
7112         return;
7113     dropped_ = true;
7114
7115     UIView *transition([self transitionView]);
7116     [[self view] addSubview:refreshbar_];
7117
7118     CGRect barframe([refreshbar_ frame]);
7119
7120     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
7121         barframe.origin.y = 0;
7122     else if (kCFCoreFoundationVersionNumber < 800)
7123         barframe.origin.y = CYStatusBarHeight();
7124     else
7125         barframe.origin.y = -barframe.size.height;
7126
7127     [refreshbar_ setFrame:barframe];
7128
7129     if (animated)
7130         [UIView beginAnimations:nil context:NULL];
7131
7132     CGRect viewframe = [transition frame];
7133     viewframe.origin.y += barframe.size.height;
7134     viewframe.size.height -= barframe.size.height;
7135     [transition setFrame:viewframe];
7136
7137     if (animated)
7138         [UIView commitAnimations];
7139
7140     // Ensure bar has the proper width for our view, it might have changed
7141     barframe.size.width = viewframe.size.width;
7142     [refreshbar_ setFrame:barframe];
7143 }
7144
7145 - (void) raiseBar:(BOOL)animated {
7146     if (!dropped_)
7147         return;
7148     dropped_ = false;
7149
7150     UIView *transition([self transitionView]);
7151     [refreshbar_ removeFromSuperview];
7152
7153     CGRect barframe([refreshbar_ frame]);
7154
7155     if (animated)
7156         [UIView beginAnimations:nil context:NULL];
7157
7158     CGRect viewframe = [transition frame];
7159     viewframe.origin.y -= barframe.size.height;
7160     viewframe.size.height += barframe.size.height;
7161     [transition setFrame:viewframe];
7162
7163     if (animated)
7164         [UIView commitAnimations];
7165 }
7166
7167 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
7168     bool dropped(dropped_);
7169
7170     if (dropped)
7171         [self raiseBar:NO];
7172
7173     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
7174
7175     if (dropped)
7176         [self dropBar:NO];
7177 }
7178
7179 - (void) statusBarFrameChanged:(NSNotification *)notification {
7180     if (dropped_) {
7181         [self raiseBar:NO];
7182         [self dropBar:NO];
7183     }
7184 }
7185
7186 @end
7187 /* }}} */
7188
7189 /* Cydia Navigation Controller Implementation {{{ */
7190 @implementation UINavigationController (Cydia)
7191
7192 - (NSArray *) navigationURLCollection {
7193     NSMutableArray *stack([NSMutableArray array]);
7194
7195     for (CyteViewController *controller in [self viewControllers]) {
7196         NSString *url = [[controller navigationURL] absoluteString];
7197         if (url != nil)
7198             [stack addObject:url];
7199     }
7200
7201     return stack;
7202 }
7203
7204 - (void) reloadData {
7205     [super reloadData];
7206
7207     UIViewController *visible([self visibleViewController]);
7208     if (visible != nil)
7209         [visible reloadData];
7210
7211     // on the iPad, this view controller is ALSO visible. :(
7212     if (IsWildcat_)
7213         if (UIViewController *top = [self topViewController])
7214             if (top != visible)
7215                 [top reloadData];
7216 }
7217
7218 - (void) unloadData {
7219     for (CyteViewController *page in [self viewControllers])
7220         [page unloadData];
7221
7222     [super unloadData];
7223 }
7224
7225 @end
7226 /* }}} */
7227
7228 /* Cydia:// Protocol {{{ */
7229 @interface CydiaURLProtocol : NSURLProtocol {
7230 }
7231
7232 @end
7233
7234 @implementation CydiaURLProtocol
7235
7236 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7237     NSURL *url([request URL]);
7238     if (url == nil)
7239         return NO;
7240
7241     NSString *scheme([[url scheme] lowercaseString]);
7242     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7243         return YES;
7244     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7245         return YES;
7246
7247     return NO;
7248 }
7249
7250 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7251     return request;
7252 }
7253
7254 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7255     id<NSURLProtocolClient> client([self client]);
7256     if (icon == nil)
7257         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7258     else {
7259         NSData *data(UIImagePNGRepresentation(icon));
7260
7261         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7262         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7263         [client URLProtocol:self didLoadData:data];
7264         [client URLProtocolDidFinishLoading:self];
7265     }
7266 }
7267
7268 - (void) startLoading {
7269     id<NSURLProtocolClient> client([self client]);
7270     NSURLRequest *request([self request]);
7271
7272     NSURL *url([request URL]);
7273     NSString *href([url absoluteString]);
7274     NSString *scheme([[url scheme] lowercaseString]);
7275
7276     NSString *path;
7277
7278     if ([scheme isEqualToString:@"cydia"])
7279         path = [href substringFromIndex:8];
7280     else if ([scheme isEqualToString:@"about"])
7281         path = [href substringFromIndex:12];
7282     else _assert(false);
7283
7284     NSRange slash([path rangeOfString:@"/"]);
7285
7286     NSString *command;
7287     if (slash.location == NSNotFound) {
7288         command = path;
7289         path = nil;
7290     } else {
7291         command = [path substringToIndex:slash.location];
7292         path = [path substringFromIndex:(slash.location + 1)];
7293     }
7294
7295     Database *database([Database sharedInstance]);
7296
7297     if ([command isEqualToString:@"package-icon"]) {
7298         if (path == nil)
7299             goto fail;
7300         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7301         Package *package([database packageWithName:path]);
7302         if (package == nil)
7303             goto fail;
7304         [package parse];
7305         UIImage *icon([package icon]);
7306         [self _returnPNGWithImage:icon forRequest:request];
7307     } else if ([command isEqualToString:@"uikit-image"]) {
7308         if (path == nil)
7309             goto fail;
7310         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7311         UIImage *icon(_UIImageWithName(path));
7312         [self _returnPNGWithImage:icon forRequest:request];
7313     } else if ([command isEqualToString:@"section-icon"]) {
7314         if (path == nil)
7315             goto fail;
7316         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7317         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7318         if (icon == nil)
7319             icon = [UIImage applicationImageNamed:@"unknown.png"];
7320         [self _returnPNGWithImage:icon forRequest:request];
7321     } else fail: {
7322         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7323     }
7324 }
7325
7326 - (void) stopLoading {
7327 }
7328
7329 @end
7330 /* }}} */
7331
7332 /* Section Controller {{{ */
7333 @interface SectionController : FilteredPackageListController {
7334     _H<IndirectDelegate, 1> indirect_;
7335     _H<CydiaObject> cydia_;
7336     _H<NSString> section_;
7337     std::vector< _H<CyteWebViewTableViewCell, 1> > promoted_;
7338 }
7339
7340 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7341
7342 @end
7343
7344 @implementation SectionController
7345
7346 - (NSURL *) referrerURL {
7347     NSString *name = section_;
7348     if (name == nil)
7349         name = @"all";
7350
7351     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@", UI_, [name stringByAddingPercentEscapesIncludingReserved]]];
7352 }
7353
7354 - (NSURL *) navigationURL {
7355     NSString *name = section_;
7356     if (name == nil)
7357         name = @"all";
7358
7359     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", [name stringByAddingPercentEscapesIncludingReserved]]];
7360 }
7361
7362 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7363     NSString *title;
7364     if (name == nil)
7365         title = UCLocalize("ALL_PACKAGES");
7366     else if (![name isEqual:@""])
7367         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7368     else
7369         title = UCLocalize("NO_SECTION");
7370
7371     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7372         indirect_ = [[[IndirectDelegate alloc] initWithDelegate:self] autorelease];
7373         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
7374         section_ = name;
7375     } return self;
7376 }
7377
7378 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7379     return [super numberOfSectionsInTableView:list] + 1;
7380 }
7381
7382 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7383     return section == 0 ? nil : [super tableView:list titleForHeaderInSection:(section - 1)];
7384 }
7385
7386 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7387     return section == 0 ? promoted_.size() : [super tableView:list numberOfRowsInSection:(section - 1)];
7388 }
7389
7390 + (NSIndexPath *) adjustedIndexPath:(NSIndexPath *)path {
7391     return [NSIndexPath indexPathForRow:[path row] inSection:([path section] - 1)];
7392 }
7393
7394 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7395     if ([path section] != 0)
7396         return [super tableView:table cellForRowAtIndexPath:[SectionController adjustedIndexPath:path]];
7397
7398     return promoted_[[path row]];
7399 }
7400
7401 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
7402     if ([path section] != 0)
7403         return [super tableView:table didSelectRowAtIndexPath:[SectionController adjustedIndexPath:path]];
7404 }
7405
7406 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
7407     NSInteger section([super tableView:tableView sectionForSectionIndexTitle:title atIndex:index]);
7408     return section == 0 ? 0 : section + 1;
7409 }
7410
7411 - (void) webView:(WebView *)view decidePolicyForNewWindowAction:(NSDictionary *)action request:(NSURLRequest *)request newFrameName:(NSString *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
7412     NSURL *url([request URL]);
7413     if (url == nil)
7414         return;
7415
7416     if ([frame isEqualToString:@"_open"])
7417         [delegate_ openURL:url];
7418     else {
7419         WebFrame *frame(nil);
7420         if (NSDictionary *WebActionElement = [action objectForKey:@"WebActionElementKey"])
7421             frame = [WebActionElement objectForKey:@"WebElementFrame"];
7422         if (frame == nil)
7423             frame = [view mainFrame];
7424
7425         WebDataSource *source([frame provisionalDataSource] ?: [frame dataSource]);
7426
7427         CyteViewController *controller([delegate_ pageForURL:url forExternal:NO withReferrer:([request valueForHTTPHeaderField:@"Referer"] ?: [[[source request] URL] absoluteString])] ?: [[[CydiaWebViewController alloc] initWithRequest:request] autorelease]);
7428         [controller setDelegate:delegate_];
7429         [[self navigationController] pushViewController:controller animated:YES];
7430     }
7431
7432     [listener ignore];
7433 }
7434
7435 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
7436     return [CydiaWebViewController requestWithHeaders:request];
7437 }
7438
7439 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7440     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
7441 }
7442
7443 - (void) loadView {
7444     [super loadView];
7445
7446     // XXX: this code is horrible. I mean, wtf Jay?
7447     if (ShowPromoted_ && [[Metadata_ objectForKey:@"ShowPromoted"] boolValue]) {
7448         promoted_.resize(1);
7449
7450         for (unsigned i(0); i != promoted_.size(); ++i) {
7451             CyteWebViewTableViewCell *promoted([CyteWebViewTableViewCell cellWithRequest:[NSURLRequest
7452                 requestWithURL:[Diversion divertURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sectionhead/%u/%@",
7453                     UI_, i, section_ == nil ? @"" : [section_ stringByAddingPercentEscapesIncludingReserved]]
7454                 ]]
7455
7456                 cachePolicy:NSURLRequestUseProtocolCachePolicy
7457                 timeoutInterval:120
7458             ]]);
7459
7460             [promoted setDelegate:self];
7461             promoted_[i] = promoted;
7462         }
7463     }
7464 }
7465
7466 - (void) setDelegate:(id)delegate {
7467     [super setDelegate:delegate];
7468     [cydia_ setDelegate:delegate];
7469 }
7470
7471 - (void) releaseSubviews {
7472     promoted_.clear();
7473     [super releaseSubviews];
7474 }
7475
7476 @end
7477 /* }}} */
7478 /* Sections Controller {{{ */
7479 @interface SectionsController : CyteViewController <
7480     UITableViewDataSource,
7481     UITableViewDelegate
7482 > {
7483     _transient Database *database_;
7484     _H<NSMutableArray> sections_;
7485     _H<NSMutableArray> filtered_;
7486     _H<UITableView, 2> list_;
7487 }
7488
7489 - (id) initWithDatabase:(Database *)database;
7490 - (void) editButtonClicked;
7491
7492 @end
7493
7494 @implementation SectionsController
7495
7496 - (NSURL *) navigationURL {
7497     return [NSURL URLWithString:@"cydia://sections"];
7498 }
7499
7500 - (void) updateNavigationItem {
7501     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7502     if ([sections_ count] == 0) {
7503         [[self navigationItem] setRightBarButtonItem:nil];
7504     } else {
7505         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7506             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7507             target:self
7508             action:@selector(editButtonClicked)
7509         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7510     }
7511 }
7512
7513 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7514     [super setEditing:editing animated:animated];
7515
7516     if (editing)
7517         [list_ reloadData];
7518     else
7519         [delegate_ updateData];
7520
7521     [self updateNavigationItem];
7522 }
7523
7524 - (void) viewDidAppear:(BOOL)animated {
7525     [super viewDidAppear:animated];
7526     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7527 }
7528
7529 - (void) viewWillDisappear:(BOOL)animated {
7530     [super viewWillDisappear:animated];
7531     [self setEditing:NO];
7532 }
7533
7534 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7535     Section *section = nil;
7536     int index = [indexPath row];
7537     if (![self isEditing]) {
7538         index -= 1;
7539         if (index >= 0)
7540             section = [filtered_ objectAtIndex:index];
7541     } else {
7542         section = [sections_ objectAtIndex:index];
7543     }
7544     return section;
7545 }
7546
7547 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7548     if ([self isEditing])
7549         return [sections_ count];
7550     else
7551         return [filtered_ count] + 1;
7552 }
7553
7554 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7555     return 45.0f;
7556 }*/
7557
7558 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7559     static NSString *reuseIdentifier = @"SectionCell";
7560
7561     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7562     if (cell == nil)
7563         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7564
7565     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7566
7567     return cell;
7568 }
7569
7570 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7571     if ([self isEditing])
7572         return;
7573
7574     Section *section = [self sectionAtIndexPath:indexPath];
7575
7576     SectionController *controller = [[[SectionController alloc]
7577         initWithDatabase:database_
7578         section:[section name]
7579     ] autorelease];
7580     [controller setDelegate:delegate_];
7581
7582     [[self navigationController] pushViewController:controller animated:YES];
7583 }
7584
7585 - (void) loadView {
7586     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7587     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7588     [list_ setRowHeight:45.0f];
7589     [(UITableView *) list_ setDataSource:self];
7590     [list_ setDelegate:self];
7591     [self setView:list_];
7592 }
7593
7594 - (void) viewDidLoad {
7595     [super viewDidLoad];
7596
7597     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7598 }
7599
7600 - (void) releaseSubviews {
7601     list_ = nil;
7602
7603     sections_ = nil;
7604     filtered_ = nil;
7605
7606     [super releaseSubviews];
7607 }
7608
7609 - (id) initWithDatabase:(Database *)database {
7610     if ((self = [super init]) != nil) {
7611         database_ = database;
7612     } return self;
7613 }
7614
7615 - (void) reloadData {
7616     [super reloadData];
7617
7618     NSArray *packages = [database_ packages];
7619
7620     sections_ = [NSMutableArray arrayWithCapacity:16];
7621     filtered_ = [NSMutableArray arrayWithCapacity:16];
7622
7623     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7624
7625     _trace();
7626     for (Package *package in packages) {
7627         NSString *name([package section]);
7628         NSString *key(name == nil ? @"" : name);
7629
7630         Section *section;
7631
7632         _profile(SectionsView$reloadData$Section)
7633             section = [sections objectForKey:key];
7634             if (section == nil) {
7635                 _profile(SectionsView$reloadData$Section$Allocate)
7636                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7637                     [sections setObject:section forKey:key];
7638                 _end
7639             }
7640         _end
7641
7642         [section addToCount];
7643
7644         _profile(SectionsView$reloadData$Filter)
7645             if (![package valid] || ![package visible])
7646                 continue;
7647         _end
7648
7649         [section addToRow];
7650     }
7651     _trace();
7652
7653     [sections_ addObjectsFromArray:[sections allValues]];
7654
7655     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7656
7657     for (Section *section in (id) sections_) {
7658         size_t count([section row]);
7659         if (count == 0)
7660             continue;
7661
7662         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7663         [section setCount:count];
7664         [filtered_ addObject:section];
7665     }
7666
7667     [self updateNavigationItem];
7668     [list_ reloadData];
7669     _trace();
7670 }
7671
7672 - (void) editButtonClicked {
7673     [self setEditing:![self isEditing] animated:YES];
7674 }
7675
7676 @end
7677 /* }}} */
7678
7679 /* Changes Controller {{{ */
7680 @interface ChangesController : CyteViewController <
7681     CyteWebViewDelegate,
7682     UITableViewDataSource,
7683     UITableViewDelegate
7684 > {
7685     _transient Database *database_;
7686     unsigned era_;
7687     _H<NSMutableArray> packages_;
7688     _H<NSMutableArray> sections_;
7689     _H<UITableView, 2> list_;
7690     _H<CyteWebView, 1> dickbar_;
7691     unsigned upgrades_;
7692     _H<IndirectDelegate, 1> indirect_;
7693     _H<CydiaObject> cydia_;
7694 }
7695
7696 - (id) initWithDatabase:(Database *)database;
7697
7698 @end
7699
7700 @implementation ChangesController
7701
7702 - (NSURL *) navigationURL {
7703     return [NSURL URLWithString:@"cydia://changes"];
7704 }
7705
7706 - (void) viewDidAppear:(BOOL)animated {
7707     [super viewDidAppear:animated];
7708     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7709 }
7710
7711 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7712     NSInteger count([sections_ count]);
7713     return count == 0 ? 1 : count;
7714 }
7715
7716 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7717     if ([sections_ count] == 0)
7718         return nil;
7719     return [[sections_ objectAtIndex:section] name];
7720 }
7721
7722 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7723     if ([sections_ count] == 0)
7724         return 0;
7725     return [[sections_ objectAtIndex:section] count];
7726 }
7727
7728 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7729 @synchronized (database_) {
7730     if ([database_ era] != era_)
7731         return nil;
7732
7733     NSUInteger sectionIndex([path section]);
7734     if (sectionIndex >= [sections_ count])
7735         return nil;
7736     Section *section([sections_ objectAtIndex:sectionIndex]);
7737     NSInteger row([path row]);
7738     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7739 } }
7740
7741 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7742     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7743     if (cell == nil)
7744         cell = [[[PackageCell alloc] init] autorelease];
7745
7746     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7747     [cell setPackage:package asSummary:false];
7748     return cell;
7749 }
7750
7751 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7752     Package *package([self packageAtIndexPath:path]);
7753     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[NSString stringWithFormat:@"%@/#!/changes/", UI_]] autorelease]);
7754     [view setDelegate:delegate_];
7755     [[self navigationController] pushViewController:view animated:YES];
7756     return path;
7757 }
7758
7759 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7760     NSString *context([alert context]);
7761
7762     if ([context isEqualToString:@"norefresh"])
7763         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7764 }
7765
7766 - (void) refreshButtonClicked {
7767     if (IsReachable("cydia.saurik.com")) {
7768         [delegate_ beginUpdate];
7769         [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7770     } else {
7771         UIAlertView *alert = [[[UIAlertView alloc]
7772             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
7773             message:@"Host Unreachable" // XXX: Localize
7774             delegate:self
7775             cancelButtonTitle:UCLocalize("OK")
7776             otherButtonTitles:nil
7777         ] autorelease];
7778
7779         [alert setContext:@"norefresh"];
7780         [alert show];
7781     }
7782 }
7783
7784 - (void) upgradeButtonClicked {
7785     [delegate_ distUpgrade];
7786     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7787 }
7788
7789 - (void) loadView {
7790     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7791     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7792     [self setView:view];
7793
7794     list_ = [[[UITableView alloc] initWithFrame:[view bounds] style:UITableViewStylePlain] autorelease];
7795     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7796     [list_ setRowHeight:73];
7797     [(UITableView *) list_ setDataSource:self];
7798     [list_ setDelegate:self];
7799     [view addSubview:list_];
7800
7801     if (AprilFools_ && kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
7802         CGRect dickframe([view bounds]);
7803         dickframe.size.height = 44;
7804
7805         dickbar_ = [[[CyteWebView alloc] initWithFrame:dickframe] autorelease];
7806         [dickbar_ setDelegate:self];
7807         [view addSubview:dickbar_];
7808
7809         [dickbar_ setBackgroundColor:[UIColor clearColor]];
7810         [dickbar_ setScalesPageToFit:YES];
7811
7812         UIWebDocumentView *document([dickbar_ _documentView]);
7813         [document setBackgroundColor:[UIColor clearColor]];
7814         [document setDrawsBackground:NO];
7815
7816         WebView *webview([document webView]);
7817         [webview setShouldUpdateWhileOffscreen:NO];
7818
7819         UIScrollView *scroller([dickbar_ scrollView]);
7820         [scroller setScrollingEnabled:NO];
7821         [scroller setFixedBackgroundPattern:YES];
7822         [scroller setBackgroundColor:[UIColor clearColor]];
7823
7824         WebPreferences *preferences([webview preferences]);
7825         [preferences setCacheModel:WebCacheModelDocumentBrowser];
7826         [preferences setJavaScriptCanOpenWindowsAutomatically:YES];
7827         [preferences setOfflineWebApplicationCacheEnabled:YES];
7828
7829         [dickbar_ loadRequest:[NSURLRequest
7830             requestWithURL:[Diversion divertURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/dickbar/", UI_]]]
7831             cachePolicy:NSURLRequestUseProtocolCachePolicy
7832             timeoutInterval:120
7833         ]];
7834
7835         UIEdgeInsets inset = {44, 0, 0, 0};
7836         [list_ setContentInset:inset];
7837
7838         [dickbar_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
7839     }
7840 }
7841
7842 - (void) webView:(WebView *)view decidePolicyForNewWindowAction:(NSDictionary *)action request:(NSURLRequest *)request newFrameName:(NSString *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
7843     NSURL *url([request URL]);
7844     if (url == nil)
7845         return;
7846
7847     if ([frame isEqualToString:@"_open"])
7848         [delegate_ openURL:url];
7849     else {
7850         WebFrame *frame(nil);
7851         if (NSDictionary *WebActionElement = [action objectForKey:@"WebActionElementKey"])
7852             frame = [WebActionElement objectForKey:@"WebElementFrame"];
7853         if (frame == nil)
7854             frame = [view mainFrame];
7855
7856         WebDataSource *source([frame provisionalDataSource] ?: [frame dataSource]);
7857
7858         CyteViewController *controller([delegate_ pageForURL:url forExternal:NO withReferrer:([request valueForHTTPHeaderField:@"Referer"] ?: [[[source request] URL] absoluteString])] ?: [[[CydiaWebViewController alloc] initWithRequest:request] autorelease]);
7859         [controller setDelegate:delegate_];
7860         [[self navigationController] pushViewController:controller animated:YES];
7861     }
7862
7863     [listener ignore];
7864 }
7865
7866 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
7867     return [CydiaWebViewController requestWithHeaders:request];
7868 }
7869
7870 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7871     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
7872 }
7873
7874 - (void) setDelegate:(id)delegate {
7875     [super setDelegate:delegate];
7876     [cydia_ setDelegate:delegate];
7877 }
7878
7879 - (void) viewDidLoad {
7880     [super viewDidLoad];
7881
7882     [[self navigationItem] setTitle:(AprilFools_ ? @"Timeline" : UCLocalize("CHANGES"))];
7883 }
7884
7885 - (void) releaseSubviews {
7886     list_ = nil;
7887
7888     packages_ = nil;
7889     sections_ = nil;
7890     dickbar_ = nil;
7891
7892     [super releaseSubviews];
7893 }
7894
7895 - (id) initWithDatabase:(Database *)database {
7896     if ((self = [super init]) != nil) {
7897         indirect_ = [[[IndirectDelegate alloc] initWithDelegate:self] autorelease];
7898         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
7899         database_ = database;
7900     } return self;
7901 }
7902
7903 - (NSMutableArray *) _reloadPackages {
7904 @synchronized (database_) {
7905     era_ = [database_ era];
7906     NSArray *packages([database_ packages]);
7907
7908     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7909
7910     _trace();
7911     _profile(ChangesController$_reloadPackages$Filter)
7912         for (Package *package in packages)
7913             if ([package upgradableAndEssential:YES] || [package visible])
7914                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7915     _end
7916     _trace();
7917     _profile(ChangesController$_reloadPackages$radixSort)
7918         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7919     _end
7920     _trace();
7921
7922     return filtered;
7923 } }
7924
7925 - (void) _reloadData {
7926     NSMutableArray *packages;
7927
7928   reload:
7929     if (true) {
7930         UIProgressHUD *hud([delegate_ addProgressHUD]);
7931         [hud setText:UCLocalize("LOADING")];
7932         //NSLog(@"HUD:%@::%@", delegate_, hud);
7933         packages = [self yieldToSelector:@selector(_reloadPackages)];
7934         [delegate_ removeProgressHUD:hud];
7935     } else {
7936         packages = [self _reloadPackages];
7937     }
7938
7939 @synchronized (database_) {
7940     if (era_ != [database_ era])
7941         goto reload;
7942
7943     packages_ = packages;
7944     sections_ = [NSMutableArray arrayWithCapacity:16];
7945
7946     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7947     Section *ignored = nil;
7948     Section *section = nil;
7949     time_t last = 0;
7950
7951     upgrades_ = 0;
7952     bool unseens = false;
7953
7954     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7955
7956     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7957         Package *package = [packages_ objectAtIndex:offset];
7958
7959         BOOL uae = [package upgradableAndEssential:YES];
7960
7961         if (!uae) {
7962             unseens = true;
7963             time_t seen([package seen]);
7964
7965             if (section == nil || last != seen) {
7966                 last = seen;
7967
7968                 NSString *name;
7969                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7970                 [name autorelease];
7971
7972                 _profile(ChangesController$reloadData$Allocate)
7973                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7974                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7975                     [sections_ addObject:section];
7976                 _end
7977             }
7978
7979             [section addToCount];
7980         } else if ([package ignored]) {
7981             if (ignored == nil) {
7982                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7983             }
7984             [ignored addToCount];
7985         } else {
7986             ++upgrades_;
7987             [upgradable addToCount];
7988         }
7989     }
7990     _trace();
7991
7992     CFRelease(formatter);
7993
7994     if (unseens) {
7995         Section *last = [sections_ lastObject];
7996         size_t count = [last count];
7997         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7998         [sections_ removeLastObject];
7999     }
8000
8001     if ([ignored count] != 0)
8002         [sections_ insertObject:ignored atIndex:0];
8003     if (upgrades_ != 0)
8004         [sections_ insertObject:upgradable atIndex:0];
8005
8006     [list_ reloadData];
8007
8008     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
8009         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
8010         style:UIBarButtonItemStylePlain
8011         target:self
8012         action:@selector(upgradeButtonClicked)
8013     ] autorelease]) animated:YES];
8014
8015     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
8016         initWithTitle:UCLocalize("REFRESH")
8017         style:UIBarButtonItemStylePlain
8018         target:self
8019         action:@selector(refreshButtonClicked)
8020     ] autorelease]) animated:YES];
8021
8022     PrintTimes();
8023 } }
8024
8025 - (void) reloadData {
8026     [super reloadData];
8027     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
8028 }
8029
8030 @end
8031 /* }}} */
8032 /* Search Controller {{{ */
8033 @interface SearchController : FilteredPackageListController <
8034     UISearchBarDelegate
8035 > {
8036     _H<UISearchBar, 1> search_;
8037     BOOL searchloaded_;
8038 }
8039
8040 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
8041 - (void) reloadData;
8042
8043 @end
8044
8045 @implementation SearchController
8046
8047 - (NSURL *) referrerURL {
8048     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
8049 }
8050
8051 - (NSURL *) navigationURL {
8052     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
8053         return [NSURL URLWithString:@"cydia://search"];
8054     else
8055         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
8056 }
8057
8058 - (NSArray *) termsForQuery:(NSString *)query {
8059     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
8060     for (NSString *component in [query componentsSeparatedByString:@" "])
8061         if ([component length] != 0)
8062             [terms addObject:component];
8063
8064     return terms;
8065 }
8066
8067 - (void) useSearch {
8068     [self setObject:[self termsForQuery:[search_ text]] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
8069     [self clearData];
8070     [self reloadData];
8071 }
8072
8073 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
8074     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
8075     [self clearData];
8076     [self reloadData];
8077 }
8078
8079 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
8080     [search_ resignFirstResponder];
8081     [self useSearch];
8082 }
8083
8084 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
8085     [search_ setText:@""];
8086     [self searchBarButtonClicked:searchBar];
8087 }
8088
8089 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
8090     [self searchBarButtonClicked:searchBar];
8091 }
8092
8093 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
8094     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
8095     [self reloadData];
8096 }
8097
8098 - (bool) shouldYield {
8099     return YES;
8100 }
8101
8102 - (bool) shouldBlock {
8103     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
8104 }
8105
8106 - (bool) isSummarized {
8107     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
8108 }
8109
8110 - (bool) showsSections {
8111     return false;
8112 }
8113
8114 - (NSMutableArray *) _reloadPackages {
8115     NSMutableArray *packages([super _reloadPackages]);
8116     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
8117         [packages radixSortUsingSelector:@selector(rank)];
8118     return packages;
8119 }
8120
8121 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
8122     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[self termsForQuery:query]])) {
8123         search_ = [[[UISearchBar alloc] init] autorelease];
8124         [search_ setDelegate:self];
8125
8126         if (query != nil)
8127             [search_ setText:query];
8128     } return self;
8129 }
8130
8131 - (void) viewDidAppear:(BOOL)animated {
8132     [super viewDidAppear:animated];
8133
8134     if (!searchloaded_) {
8135         searchloaded_ = YES;
8136         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
8137         [search_ layoutSubviews];
8138         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
8139
8140         UITextField *textField;
8141         if ([search_ respondsToSelector:@selector(searchField)])
8142             textField = [search_ searchField];
8143         else
8144             textField = MSHookIvar<UITextField *>(search_, "_searchField");
8145
8146         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8147         [textField setEnablesReturnKeyAutomatically:NO];
8148         [[self navigationItem] setTitleView:textField];
8149     }
8150
8151     if ([self isSummarized])
8152         [search_ becomeFirstResponder];
8153 }
8154
8155 - (void) reloadData {
8156     id object([search_ text]);
8157     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
8158         object = [self termsForQuery:object];
8159
8160     [self setObject:object];
8161     [self resetCursor];
8162
8163     [super reloadData];
8164 }
8165
8166 - (void) didSelectPackage:(Package *)package {
8167     [search_ resignFirstResponder];
8168     [super didSelectPackage:package];
8169 }
8170
8171 @end
8172 /* }}} */
8173 /* Package Settings Controller {{{ */
8174 @interface PackageSettingsController : CyteViewController <
8175     UITableViewDataSource,
8176     UITableViewDelegate
8177 > {
8178     _transient Database *database_;
8179     _H<NSString> name_;
8180     _H<Package> package_;
8181     _H<UITableView, 2> table_;
8182     _H<UISwitch> subscribedSwitch_;
8183     _H<UISwitch> ignoredSwitch_;
8184     _H<UITableViewCell> subscribedCell_;
8185     _H<UITableViewCell> ignoredCell_;
8186 }
8187
8188 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
8189
8190 @end
8191
8192 @implementation PackageSettingsController
8193
8194 - (NSURL *) navigationURL {
8195     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
8196 }
8197
8198 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8199     if (package_ == nil)
8200         return 0;
8201
8202     if ([package_ installed] == nil)
8203         return 1;
8204     else
8205         return 2;
8206 }
8207
8208 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8209     if (package_ == nil)
8210         return 0;
8211
8212     // both sections contain just one item right now.
8213     return 1;
8214 }
8215
8216 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8217     return nil;
8218 }
8219
8220 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8221     if (section == 0)
8222         return UCLocalize("SHOW_ALL_CHANGES_EX");
8223     else
8224         return UCLocalize("IGNORE_UPGRADES_EX");
8225 }
8226
8227 - (void) onSubscribed:(id)control {
8228     bool value([control isOn]);
8229     if (package_ == nil)
8230         return;
8231     if ([package_ setSubscribed:value])
8232         [delegate_ updateData];
8233 }
8234
8235 - (void) _updateIgnored {
8236     const char *package([name_ UTF8String]);
8237     bool on([ignoredSwitch_ isOn]);
8238
8239     pid_t pid(ExecFork());
8240     if (pid == 0) {
8241         FILE *dpkg(popen("dpkg --set-selections", "w"));
8242         fwrite(package, strlen(package), 1, dpkg);
8243
8244         if (on)
8245             fwrite(" hold\n", 6, 1, dpkg);
8246         else
8247             fwrite(" install\n", 9, 1, dpkg);
8248
8249         pclose(dpkg);
8250
8251         exit(0);
8252         _assert(false);
8253     }
8254
8255     ReapZombie(pid);
8256 }
8257
8258 - (void) onIgnored:(id)control {
8259     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
8260     [invocation setTarget:self];
8261     [invocation setSelector:@selector(_updateIgnored)];
8262
8263     [delegate_ reloadDataWithInvocation:invocation];
8264 }
8265
8266 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8267     if (package_ == nil)
8268         return nil;
8269
8270     switch ([indexPath section]) {
8271         case 0: return subscribedCell_;
8272         case 1: return ignoredCell_;
8273
8274         _nodefault
8275     }
8276
8277     return nil;
8278 }
8279
8280 - (void) loadView {
8281     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8282     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8283     [self setView:view];
8284
8285     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8286     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8287     [(UITableView *) table_ setDataSource:self];
8288     [table_ setDelegate:self];
8289     [view addSubview:table_];
8290
8291     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8292     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8293     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
8294
8295     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8296     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8297     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
8298
8299     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
8300     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
8301     [subscribedCell_ setAccessoryView:subscribedSwitch_];
8302     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8303
8304     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
8305     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
8306     [ignoredCell_ setAccessoryView:ignoredSwitch_];
8307     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8308 }
8309
8310 - (void) viewDidLoad {
8311     [super viewDidLoad];
8312
8313     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
8314 }
8315
8316 - (void) releaseSubviews {
8317     ignoredCell_ = nil;
8318     subscribedCell_ = nil;
8319     table_ = nil;
8320     ignoredSwitch_ = nil;
8321     subscribedSwitch_ = nil;
8322
8323     [super releaseSubviews];
8324 }
8325
8326 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8327     if ((self = [super init]) != nil) {
8328         database_ = database;
8329         name_ = package;
8330     } return self;
8331 }
8332
8333 - (void) reloadData {
8334     [super reloadData];
8335
8336     package_ = [database_ packageWithName:name_];
8337
8338     if (package_ != nil) {
8339         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8340         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8341     } // XXX: what now, G?
8342
8343     [table_ reloadData];
8344 }
8345
8346 @end
8347 /* }}} */
8348
8349 /* Installed Controller {{{ */
8350 @interface InstalledController : FilteredPackageListController {
8351     BOOL expert_;
8352 }
8353
8354 - (id) initWithDatabase:(Database *)database;
8355
8356 - (void) updateRoleButton;
8357 - (void) queueStatusDidChange;
8358
8359 @end
8360
8361 @implementation InstalledController
8362
8363 - (NSURL *) referrerURL {
8364     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
8365 }
8366
8367 - (NSURL *) navigationURL {
8368     return [NSURL URLWithString:@"cydia://installed"];
8369 }
8370
8371 - (id) initWithDatabase:(Database *)database {
8372     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
8373         [self updateRoleButton];
8374         [self queueStatusDidChange];
8375     } return self;
8376 }
8377
8378 #if !AlwaysReload
8379 - (void) queueButtonClicked {
8380     [delegate_ queue];
8381 }
8382 #endif
8383
8384 - (void) queueStatusDidChange {
8385 #if !AlwaysReload
8386     if (IsWildcat_) {
8387         if (Queuing_) {
8388             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8389                 initWithTitle:UCLocalize("QUEUE")
8390                 style:UIBarButtonItemStyleDone
8391                 target:self
8392                 action:@selector(queueButtonClicked)
8393             ] autorelease]];
8394         } else {
8395             [[self navigationItem] setLeftBarButtonItem:nil];
8396         }
8397     }
8398 #endif
8399 }
8400
8401 - (void) updateRoleButton {
8402     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
8403         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8404             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
8405             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8406             target:self
8407             action:@selector(roleButtonClicked)
8408         ] autorelease]];
8409 }
8410
8411 - (void) roleButtonClicked {
8412     [self setObject:[NSNumber numberWithBool:expert_]];
8413     [self reloadData];
8414     expert_ = !expert_;
8415
8416     [self updateRoleButton];
8417 }
8418
8419 @end
8420 /* }}} */
8421
8422 /* Source Cell {{{ */
8423 @interface SourceCell : CyteTableViewCell <
8424     CyteTableViewCellDelegate
8425 > {
8426     _H<NSURL> url_;
8427     _H<UIImage> icon_;
8428     _H<NSString> origin_;
8429     _H<NSString> label_;
8430 }
8431
8432 - (void) setSource:(Source *)source;
8433
8434 @end
8435
8436 @implementation SourceCell
8437
8438 - (void) _setImage:(NSArray *)data {
8439     if ([url_ isEqual:[data objectAtIndex:0]]) {
8440         icon_ = [data objectAtIndex:1];
8441         [content_ setNeedsDisplay];
8442     }
8443 }
8444
8445 - (void) _setSource:(NSURL *) url {
8446     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8447
8448     if (NSData *data = [NSURLConnection
8449         sendSynchronousRequest:[NSURLRequest
8450             requestWithURL:url
8451             cachePolicy:NSURLRequestUseProtocolCachePolicy
8452             timeoutInterval:10
8453         ]
8454
8455         returningResponse:NULL
8456         error:NULL
8457     ])
8458         if (UIImage *image = [UIImage imageWithData:data])
8459             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8460
8461     [pool release];
8462 }
8463
8464 - (void) setSource:(Source *)source {
8465     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8466
8467     origin_ = [source name];
8468     label_ = [source rooturi];
8469
8470     [content_ setNeedsDisplay];
8471
8472     url_ = [source iconURL];
8473     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8474 }
8475
8476 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8477     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8478         UIView *content([self contentView]);
8479         CGRect bounds([content bounds]);
8480
8481         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8482         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8483         [content_ setBackgroundColor:[UIColor whiteColor]];
8484         [content addSubview:content_];
8485
8486         [content_ setDelegate:self];
8487         [content_ setOpaque:YES];
8488
8489         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8490     } return self;
8491 }
8492
8493 - (NSString *) accessibilityLabel {
8494     return label_;
8495 }
8496
8497 - (void) drawContentRect:(CGRect)rect {
8498     bool highlighted(highlighted_);
8499     float width(rect.size.width);
8500
8501     if (icon_ != nil) {
8502         CGRect rect;
8503         rect.size = [(UIImage *) icon_ size];
8504
8505         while (rect.size.width > 32 || rect.size.height > 32) {
8506             rect.size.width /= 2;
8507             rect.size.height /= 2;
8508         }
8509
8510         rect.origin.x = 25 - rect.size.width / 2;
8511         rect.origin.y = 25 - rect.size.height / 2;
8512
8513         [icon_ drawInRect:rect];
8514     }
8515
8516     if (highlighted && kCFCoreFoundationVersionNumber < 800)
8517         UISetColor(White_);
8518
8519     if (!highlighted)
8520         UISetColor(Black_);
8521     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 65) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8522
8523     if (!highlighted)
8524         UISetColor(Gray_);
8525     [label_ drawAtPoint:CGPointMake(48, 29) forWidth:(width - 65) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8526 }
8527
8528 @end
8529 /* }}} */
8530 /* Source Controller {{{ */
8531 @interface SourceController : FilteredPackageListController {
8532     _transient Source *source_;
8533     _H<NSString> key_;
8534 }
8535
8536 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8537
8538 @end
8539
8540 @implementation SourceController
8541
8542 - (NSURL *) referrerURL {
8543     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sources/%@", UI_, [key_ stringByAddingPercentEscapesIncludingReserved]]];
8544 }
8545
8546 - (NSURL *) navigationURL {
8547     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8548 }
8549
8550 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8551     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8552         source_ = source;
8553         key_ = [source key];
8554     } return self;
8555 }
8556
8557 - (void) reloadData {
8558     source_ = [database_ sourceWithKey:key_];
8559     key_ = [source_ key];
8560     [self setObject:source_];
8561
8562     [[self navigationItem] setTitle:[source_ label]];
8563
8564     [super reloadData];
8565 }
8566
8567 @end
8568 /* }}} */
8569 /* Sources Controller {{{ */
8570 @interface SourcesController : CyteViewController <
8571     UITableViewDataSource,
8572     UITableViewDelegate
8573 > {
8574     _transient Database *database_;
8575     unsigned era_;
8576
8577     _H<UITableView, 2> list_;
8578     _H<NSMutableArray> sources_;
8579     int offset_;
8580
8581     _H<NSString> href_;
8582     _H<UIProgressHUD> hud_;
8583     _H<NSError> error_;
8584
8585     //NSURLConnection *installer_;
8586     NSURLConnection *trivial_bz2_;
8587     NSURLConnection *trivial_gz_;
8588     //NSURLConnection *automatic_;
8589
8590     BOOL cydia_;
8591 }
8592
8593 - (id) initWithDatabase:(Database *)database;
8594 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8595
8596 @end
8597
8598 @implementation SourcesController
8599
8600 - (void) _releaseConnection:(NSURLConnection *)connection {
8601     if (connection != nil) {
8602         [connection cancel];
8603         //[connection setDelegate:nil];
8604         [connection release];
8605     }
8606 }
8607
8608 - (void) dealloc {
8609     //[self _releaseConnection:installer_];
8610     [self _releaseConnection:trivial_gz_];
8611     [self _releaseConnection:trivial_bz2_];
8612     //[self _releaseConnection:automatic_];
8613
8614     [super dealloc];
8615 }
8616
8617 - (NSURL *) navigationURL {
8618     return [NSURL URLWithString:@"cydia://sources"];
8619 }
8620
8621 - (void) viewDidAppear:(BOOL)animated {
8622     [super viewDidAppear:animated];
8623     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8624 }
8625
8626 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8627     return 1;
8628 }
8629
8630 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8631     return nil;
8632 }
8633
8634 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8635     return [sources_ count];
8636 }
8637
8638 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8639 @synchronized (database_) {
8640     if ([database_ era] != era_)
8641         return nil;
8642
8643     NSUInteger index([indexPath row]);
8644     return index < [sources_ count] ? [sources_ objectAtIndex:index] : nil;
8645 } }
8646
8647 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8648     static NSString *cellIdentifier = @"SourceCell";
8649
8650     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8651     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8652     [cell setSource:[self sourceAtIndexPath:indexPath]];
8653     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8654
8655     return cell;
8656 }
8657
8658 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8659     Source *source = [self sourceAtIndexPath:indexPath];
8660     if (source == nil) return;
8661
8662     SourceController *controller = [[[SourceController alloc]
8663         initWithDatabase:database_
8664         source:source
8665     ] autorelease];
8666
8667     [controller setDelegate:delegate_];
8668
8669     [[self navigationController] pushViewController:controller animated:YES];
8670 }
8671
8672 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8673     Source *source = [self sourceAtIndexPath:indexPath];
8674     return [source record] != nil;
8675 }
8676
8677 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8678     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8679         Source *source = [self sourceAtIndexPath:indexPath];
8680         if (source == nil) return;
8681
8682         [Sources_ removeObjectForKey:[source key]];
8683         Changed_ = true;
8684
8685         [delegate_ _saveConfig];
8686         [delegate_ reloadDataWithInvocation:nil];
8687     }
8688 }
8689
8690 - (void) complete {
8691     [delegate_ addTrivialSource:href_];
8692     href_ = nil;
8693
8694     [delegate_ syncData];
8695 }
8696
8697 - (NSString *) getWarning {
8698     NSString *href(href_);
8699     NSRange colon([href rangeOfString:@"://"]);
8700     if (colon.location != NSNotFound)
8701         href = [href substringFromIndex:(colon.location + 3)];
8702     href = [href stringByAddingPercentEscapes];
8703     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8704
8705     NSURL *url([NSURL URLWithString:href]);
8706
8707     NSStringEncoding encoding;
8708     NSError *error(nil);
8709
8710     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8711         return [warning length] == 0 ? nil : warning;
8712     return nil;
8713 }
8714
8715 - (void) _endConnection:(NSURLConnection *)connection {
8716     // XXX: the memory management in this method is horribly awkward
8717
8718     NSURLConnection **field = NULL;
8719     if (connection == trivial_bz2_)
8720         field = &trivial_bz2_;
8721     else if (connection == trivial_gz_)
8722         field = &trivial_gz_;
8723     _assert(field != NULL);
8724     [connection release];
8725     *field = nil;
8726
8727     if (
8728         trivial_bz2_ == nil &&
8729         trivial_gz_ == nil
8730     ) {
8731         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8732
8733         [delegate_ releaseNetworkActivityIndicator];
8734
8735         [delegate_ removeProgressHUD:hud_];
8736         hud_ = nil;
8737
8738         if (cydia_) {
8739             if (warning != nil) {
8740                 UIAlertView *alert = [[[UIAlertView alloc]
8741                     initWithTitle:UCLocalize("SOURCE_WARNING")
8742                     message:warning
8743                     delegate:self
8744                     cancelButtonTitle:UCLocalize("CANCEL")
8745                     otherButtonTitles:
8746                         UCLocalize("ADD_ANYWAY"),
8747                     nil
8748                 ] autorelease];
8749
8750                 [alert setContext:@"warning"];
8751                 [alert setNumberOfRows:1];
8752                 [alert show];
8753
8754                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8755                 error_ = nil;
8756                 return;
8757             }
8758
8759             [self complete];
8760         } else if (error_ != nil) {
8761             UIAlertView *alert = [[[UIAlertView alloc]
8762                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8763                 message:[error_ localizedDescription]
8764                 delegate:self
8765                 cancelButtonTitle:UCLocalize("OK")
8766                 otherButtonTitles:nil
8767             ] autorelease];
8768
8769             [alert setContext:@"urlerror"];
8770             [alert show];
8771
8772             href_ = nil;
8773         } else {
8774             UIAlertView *alert = [[[UIAlertView alloc]
8775                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8776                 message:UCLocalize("NOT_REPOSITORY_EX")
8777                 delegate:self
8778                 cancelButtonTitle:UCLocalize("OK")
8779                 otherButtonTitles:nil
8780             ] autorelease];
8781
8782             [alert setContext:@"trivial"];
8783             [alert show];
8784
8785             href_ = nil;
8786         }
8787
8788         error_ = nil;
8789     }
8790 }
8791
8792 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8793     switch ([response statusCode]) {
8794         case 200:
8795             cydia_ = YES;
8796     }
8797 }
8798
8799 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8800     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8801     error_ = error;
8802     [self _endConnection:connection];
8803 }
8804
8805 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8806     [self _endConnection:connection];
8807 }
8808
8809 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8810     NSURL *url([NSURL URLWithString:href]);
8811
8812     NSMutableURLRequest *request = [NSMutableURLRequest
8813         requestWithURL:url
8814         cachePolicy:NSURLRequestUseProtocolCachePolicy
8815         timeoutInterval:10
8816     ];
8817
8818     [request setHTTPMethod:method];
8819
8820     if (Machine_ != NULL)
8821         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8822
8823     if (UniqueID_ != nil)
8824         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8825
8826     if ([url isCydiaSecure]) {
8827         if (UniqueID_ != nil)
8828             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8829     }
8830
8831     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8832 }
8833
8834 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8835     NSString *context([alert context]);
8836
8837     if ([context isEqualToString:@"source"]) {
8838         switch (button) {
8839             case 1: {
8840                 NSString *href = [[alert textField] text];
8841
8842                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8843
8844                 if (![href hasSuffix:@"/"])
8845                     href_ = [href stringByAppendingString:@"/"];
8846                 else
8847                     href_ = href;
8848
8849                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8850                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8851                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8852
8853                 cydia_ = false;
8854
8855                 // XXX: this is stupid
8856                 hud_ = [delegate_ addProgressHUD];
8857                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8858                 [delegate_ retainNetworkActivityIndicator];
8859             } break;
8860
8861             case 0:
8862             break;
8863
8864             _nodefault
8865         }
8866
8867         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8868     } else if ([context isEqualToString:@"trivial"])
8869         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8870     else if ([context isEqualToString:@"urlerror"])
8871         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8872     else if ([context isEqualToString:@"warning"]) {
8873         switch (button) {
8874             case 1:
8875                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8876             break;
8877
8878             case 0:
8879             break;
8880
8881             _nodefault
8882         }
8883
8884         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8885     }
8886 }
8887
8888 - (void) loadView {
8889     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8890     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8891     [list_ setRowHeight:53];
8892     [(UITableView *) list_ setDataSource:self];
8893     [list_ setDelegate:self];
8894     [self setView:list_];
8895 }
8896
8897 - (void) viewDidLoad {
8898     [super viewDidLoad];
8899
8900     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8901     [self updateButtonsForEditingStatusAnimated:NO];
8902 }
8903
8904 - (void) viewWillAppear:(BOOL)animated {
8905     [super viewWillAppear:animated];
8906
8907     [list_ setEditing:NO];
8908     [self updateButtonsForEditingStatusAnimated:NO];
8909 }
8910
8911 - (void) releaseSubviews {
8912     list_ = nil;
8913
8914     sources_ = nil;
8915
8916     [super releaseSubviews];
8917 }
8918
8919 - (id) initWithDatabase:(Database *)database {
8920     if ((self = [super init]) != nil) {
8921         database_ = database;
8922     } return self;
8923 }
8924
8925 - (void) reloadData {
8926     [super reloadData];
8927
8928 @synchronized (database_) {
8929     era_ = [database_ era];
8930
8931     sources_ = [NSMutableArray arrayWithCapacity:16];
8932     [sources_ addObjectsFromArray:[database_ sources]];
8933     _trace();
8934     [sources_ sortUsingSelector:@selector(compareByName:)];
8935     _trace();
8936
8937     int count([sources_ count]);
8938     offset_ = 0;
8939     for (int i = 0; i != count; i++) {
8940         if ([[sources_ objectAtIndex:i] record] == nil)
8941             break;
8942         offset_++;
8943     }
8944
8945     [list_ reloadData];
8946 } }
8947
8948 - (void) showAddSourcePrompt {
8949     UIAlertView *alert = [[[UIAlertView alloc]
8950         initWithTitle:UCLocalize("ENTER_APT_URL")
8951         message:nil
8952         delegate:self
8953         cancelButtonTitle:UCLocalize("CANCEL")
8954         otherButtonTitles:
8955             UCLocalize("ADD_SOURCE"),
8956         nil
8957     ] autorelease];
8958
8959     [alert setContext:@"source"];
8960
8961     [alert setNumberOfRows:1];
8962     [alert addTextFieldWithValue:@"http://" label:@""];
8963
8964     UITextInputTraits *traits = [[alert textField] textInputTraits];
8965     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8966     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8967     [traits setKeyboardType:UIKeyboardTypeURL];
8968     // XXX: UIReturnKeyDone
8969     [traits setReturnKeyType:UIReturnKeyNext];
8970
8971     [alert show];
8972 }
8973
8974 - (void) addButtonClicked {
8975     [self showAddSourcePrompt];
8976 }
8977
8978 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8979     BOOL editing([list_ isEditing]);
8980
8981     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8982         initWithTitle:UCLocalize("ADD")
8983         style:UIBarButtonItemStylePlain
8984         target:self
8985         action:@selector(addButtonClicked)
8986     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8987
8988     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8989         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8990         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8991         target:self
8992         action:@selector(editButtonClicked)
8993     ] autorelease] animated:animated];
8994
8995     if (IsWildcat_ && !editing)
8996         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8997             initWithTitle:UCLocalize("SETTINGS")
8998             style:UIBarButtonItemStylePlain
8999             target:self
9000             action:@selector(settingsButtonClicked)
9001         ] autorelease]];
9002 }
9003
9004 - (void) settingsButtonClicked {
9005     [delegate_ showSettings];
9006 }
9007
9008 - (void) editButtonClicked {
9009     [list_ setEditing:![list_ isEditing] animated:YES];
9010     [self updateButtonsForEditingStatusAnimated:YES];
9011 }
9012
9013 @end
9014 /* }}} */
9015
9016 /* Settings Controller {{{ */
9017 @interface SettingsController : CyteViewController <
9018     UITableViewDataSource,
9019     UITableViewDelegate
9020 > {
9021     _transient Database *database_;
9022     // XXX: ok, "roledelegate_"?...
9023     _transient id roledelegate_;
9024     _H<UITableView, 2> table_;
9025     _H<UISegmentedControl> segment_;
9026     _H<UIView> container_;
9027 }
9028
9029 - (void) showDoneButton;
9030 - (void) resizeSegmentedControl;
9031
9032 @end
9033
9034 @implementation SettingsController
9035
9036 - (void) loadView {
9037     table_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStyleGrouped] autorelease];
9038     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9039     [table_ setDelegate:self];
9040     [(UITableView *) table_ setDataSource:self];
9041     [self setView:table_];
9042
9043     NSArray *items = [NSArray arrayWithObjects:
9044         UCLocalize("USER"),
9045         UCLocalize("HACKER"),
9046         UCLocalize("DEVELOPER"),
9047     nil];
9048     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
9049     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
9050     [container_ addSubview:segment_];
9051 }
9052
9053 - (void) viewDidLoad {
9054     [super viewDidLoad];
9055
9056     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
9057
9058     int index = -1;
9059     if ([Role_ isEqualToString:@"User"]) index = 0;
9060     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
9061     if ([Role_ isEqualToString:@"Developer"]) index = 2;
9062     if (index != -1) {
9063         [segment_ setSelectedSegmentIndex:index];
9064         [self showDoneButton];
9065     }
9066
9067     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
9068     [self resizeSegmentedControl];
9069 }
9070
9071 - (void) releaseSubviews {
9072     table_ = nil;
9073     segment_ = nil;
9074     container_ = nil;
9075
9076     [super releaseSubviews];
9077 }
9078
9079 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
9080     if ((self = [super init]) != nil) {
9081         database_ = database;
9082         roledelegate_ = delegate;
9083     } return self;
9084 }
9085
9086 - (void) resizeSegmentedControl {
9087     CGFloat width = [[self view] frame].size.width;
9088     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
9089 }
9090
9091 - (void) viewWillAppear:(BOOL)animated {
9092     [super viewWillAppear:animated];
9093     [self resizeSegmentedControl];
9094 }
9095
9096 - (void) viewDidAppear:(BOOL)animated {
9097     [super viewDidAppear:animated];
9098     [segment_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin)];
9099     [self resizeSegmentedControl];
9100 }
9101
9102 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
9103     [self resizeSegmentedControl];
9104 }
9105
9106 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
9107     [self resizeSegmentedControl];
9108 }
9109
9110 - (void) save {
9111     NSString *role(nil);
9112
9113     switch ([segment_ selectedSegmentIndex]) {
9114         case 0: role = @"User"; break;
9115         case 1: role = @"Hacker"; break;
9116         case 2: role = @"Developer"; break;
9117
9118         _nodefault
9119     }
9120
9121     if (![role isEqualToString:Role_]) {
9122         bool rolling(Role_ == nil);
9123         Role_ = role;
9124
9125         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
9126             Role_, @"Role",
9127         nil];
9128
9129         [Metadata_ setObject:Settings_ forKey:@"Settings"];
9130         Changed_ = true;
9131
9132         if (rolling)
9133             [roledelegate_ loadData];
9134         else
9135             [roledelegate_ updateData];
9136     }
9137 }
9138
9139 - (void) segmentChanged:(UISegmentedControl *)control {
9140     [self showDoneButton];
9141 }
9142
9143 - (void) saveAndClose {
9144     [self save];
9145
9146     [[self navigationItem] setRightBarButtonItem:nil];
9147     [[self navigationController] dismissModalViewControllerAnimated:YES];
9148 }
9149
9150 - (void) doneButtonClicked {
9151     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
9152     [spinner startAnimating];
9153     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
9154     [[self navigationItem] setRightBarButtonItem:spinItem];
9155
9156     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
9157 }
9158
9159 - (void) showDoneButton {
9160     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
9161         initWithTitle:UCLocalize("DONE")
9162         style:UIBarButtonItemStyleDone
9163         target:self
9164         action:@selector(doneButtonClicked)
9165     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
9166 }
9167
9168 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
9169     // XXX: For not having a single cell in the table, this sure is a lot of sections.
9170     return 6;
9171 }
9172
9173 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
9174     return 0; // :(
9175 }
9176
9177 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
9178     return nil; // This method is required by the protocol.
9179 }
9180
9181 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
9182     if (section == 1)
9183         return UCLocalize("ROLE_EX");
9184     if (section == 4)
9185         return [NSString stringWithFormat:
9186             @"%@: %@\n%@: %@\n%@: %@",
9187             UCLocalize("USER"), UCLocalize("USER_EX"),
9188             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
9189             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
9190         ];
9191     else return nil;
9192 }
9193
9194 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
9195     return section == 3 ? 44.0f : 0;
9196 }
9197
9198 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
9199     return section == 3 ? container_ : nil;
9200 }
9201
9202 - (void) reloadData {
9203     [super reloadData];
9204
9205     [table_ reloadData];
9206 }
9207
9208 @end
9209 /* }}} */
9210 /* Stash Controller {{{ */
9211 @interface StashController : CyteViewController {
9212     _H<UIActivityIndicatorView> spinner_;
9213     _H<UILabel> status_;
9214     _H<UILabel> caption_;
9215 }
9216
9217 @end
9218
9219 @implementation StashController
9220
9221 - (void) loadView {
9222     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
9223     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
9224     [self setView:view];
9225
9226     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
9227
9228     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
9229     CGRect spinrect = [spinner_ frame];
9230     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
9231     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
9232     [spinner_ setFrame:spinrect];
9233     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
9234     [view addSubview:spinner_];
9235     [spinner_ startAnimating];
9236
9237     CGRect captrect;
9238     captrect.size.width = [[self view] frame].size.width;
9239     captrect.size.height = 40.0f;
9240     captrect.origin.x = 0;
9241     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
9242     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
9243     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
9244     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
9245     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
9246     [caption_ setTextColor:[UIColor whiteColor]];
9247     [caption_ setBackgroundColor:[UIColor clearColor]];
9248     [caption_ setShadowColor:[UIColor blackColor]];
9249     [caption_ setTextAlignment:UITextAlignmentCenter];
9250     [view addSubview:caption_];
9251
9252     CGRect statusrect;
9253     statusrect.size.width = [[self view] frame].size.width;
9254     statusrect.size.height = 30.0f;
9255     statusrect.origin.x = 0;
9256     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
9257     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
9258     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
9259     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
9260     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
9261     [status_ setTextColor:[UIColor whiteColor]];
9262     [status_ setBackgroundColor:[UIColor clearColor]];
9263     [status_ setShadowColor:[UIColor blackColor]];
9264     [status_ setTextAlignment:UITextAlignmentCenter];
9265     [view addSubview:status_];
9266 }
9267
9268 - (void) releaseSubviews {
9269     spinner_ = nil;
9270     status_ = nil;
9271     caption_ = nil;
9272
9273     [super releaseSubviews];
9274 }
9275
9276 @end
9277 /* }}} */
9278
9279 @interface CYURLCache : SDURLCache {
9280 }
9281
9282 @end
9283
9284 @implementation CYURLCache
9285
9286 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
9287 #if !ForRelease
9288     if (false);
9289     else if ([event isEqualToString:@"no-cache"])
9290         event = @"!!!";
9291     else if ([event isEqualToString:@"store"])
9292         event = @">>>";
9293     else if ([event isEqualToString:@"invalid"])
9294         event = @"???";
9295     else if ([event isEqualToString:@"memory"])
9296         event = @"mem";
9297     else if ([event isEqualToString:@"disk"])
9298         event = @"ssd";
9299     else if ([event isEqualToString:@"miss"])
9300         event = @"---";
9301
9302     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
9303 #endif
9304 }
9305
9306 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
9307     if (NSURLResponse *response = [cached response])
9308         if (NSString *mime = [response MIMEType])
9309             if ([mime isEqualToString:@"text/cache-manifest"]) {
9310                 NSURL *url([response URL]);
9311
9312 #if !ForRelease
9313                 NSLog(@"###: %@", [url absoluteString]);
9314 #endif
9315
9316                 @synchronized (HostConfig_) {
9317                     [CachedURLs_ addObject:url];
9318                 }
9319             }
9320
9321     [super storeCachedResponse:cached forRequest:request];
9322 }
9323
9324 @end
9325
9326 @interface Cydia : UIApplication <
9327     ConfirmationControllerDelegate,
9328     DatabaseDelegate,
9329     CydiaDelegate,
9330     UINavigationControllerDelegate,
9331     UITabBarControllerDelegate
9332 > {
9333     _H<UIWindow> window_;
9334     _H<CYTabBarController> tabbar_;
9335     _H<CydiaLoadingViewController> emulated_;
9336
9337     _H<NSMutableArray> essential_;
9338     _H<NSMutableArray> broken_;
9339
9340     Database *database_;
9341
9342     _H<NSURL> starturl_;
9343
9344     unsigned locked_;
9345     unsigned activity_;
9346
9347     _H<StashController> stash_;
9348
9349     bool loaded_;
9350 }
9351
9352 - (void) loadData;
9353
9354 @end
9355
9356 @implementation Cydia
9357
9358 - (void) lockSuspend {
9359     if (locked_++ == 0) {
9360         if ($SBSSetInterceptsMenuButtonForever != NULL)
9361             (*$SBSSetInterceptsMenuButtonForever)(true);
9362
9363         [self setIdleTimerDisabled:YES];
9364     }
9365 }
9366
9367 - (void) unlockSuspend {
9368     if (--locked_ == 0) {
9369         [self setIdleTimerDisabled:NO];
9370
9371         if ($SBSSetInterceptsMenuButtonForever != NULL)
9372             (*$SBSSetInterceptsMenuButtonForever)(false);
9373     }
9374 }
9375
9376 - (void) beginUpdate {
9377     [tabbar_ beginUpdate];
9378 }
9379
9380 - (BOOL) updating {
9381     return [tabbar_ updating];
9382 }
9383
9384 - (void) _loaded {
9385     if ([broken_ count] != 0) {
9386         int count = [broken_ count];
9387
9388         UIAlertView *alert = [[[UIAlertView alloc]
9389             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9390             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9391             delegate:self
9392             cancelButtonTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("FORCIBLY_CLEAR"), UCLocalize("UNSAFE")]
9393             otherButtonTitles:
9394                 UCLocalize("TEMPORARY_IGNORE"),
9395             nil
9396         ] autorelease];
9397
9398         [alert setContext:@"fixhalf"];
9399         [alert setNumberOfRows:2];
9400         [alert show];
9401     } else if (!Ignored_ && [essential_ count] != 0) {
9402         int count = [essential_ count];
9403
9404         UIAlertView *alert = [[[UIAlertView alloc]
9405             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9406             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9407             delegate:self
9408             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9409             otherButtonTitles:
9410                 UCLocalize("UPGRADE_ESSENTIAL"),
9411                 UCLocalize("COMPLETE_UPGRADE"),
9412             nil
9413         ] autorelease];
9414
9415         [alert setContext:@"upgrade"];
9416         [alert show];
9417     }
9418 }
9419
9420 - (void) returnToCydia {
9421     [self _loaded];
9422 }
9423
9424 - (void) _saveConfig {
9425     @synchronized (database_) {
9426         _trace();
9427         MetaFile_.Sync();
9428         _trace();
9429     }
9430
9431     if (Changed_) {
9432         NSString *error(nil);
9433
9434         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9435             _trace();
9436             NSError *error(nil);
9437             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
9438                 NSLog(@"failure to save metadata data: %@", error);
9439             _trace();
9440
9441             Changed_ = false;
9442         } else {
9443             NSLog(@"failure to serialize metadata: %@", error);
9444         }
9445     }
9446
9447     CydiaWriteSources();
9448 }
9449
9450 // Navigation controller for the queuing badge.
9451 - (UINavigationController *) queueNavigationController {
9452     NSArray *controllers = [tabbar_ viewControllers];
9453     return [controllers objectAtIndex:3];
9454 }
9455
9456 - (void) unloadData {
9457     [tabbar_ unloadData];
9458 }
9459
9460 - (void) _updateData {
9461     [self _saveConfig];
9462     [self unloadData];
9463
9464     UINavigationController *navigation = [self queueNavigationController];
9465
9466     id queuedelegate = nil;
9467     if ([[navigation viewControllers] count] > 0)
9468         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9469
9470     [queuedelegate queueStatusDidChange];
9471     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9472 }
9473
9474 - (void) _refreshIfPossible:(NSDate *)update {
9475     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9476
9477     bool recently = false;
9478     if (update != nil) {
9479         NSTimeInterval interval([update timeIntervalSinceNow]);
9480         if (interval <= 0 && interval > -(15*60))
9481             recently = true;
9482     }
9483
9484     // Don't automatic refresh if:
9485     //  - We already refreshed recently.
9486     //  - We already auto-refreshed this launch.
9487     //  - Auto-refresh is disabled.
9488     //  - Cydia's server is not reachable
9489     if (recently || loaded_ || ManualRefresh || !IsReachable("cydia.saurik.com")) {
9490         // If we are cancelling, we need to make sure it knows it's already loaded.
9491         loaded_ = true;
9492
9493         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9494     } else {
9495         // We are going to load, so remember that.
9496         loaded_ = true;
9497
9498         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9499     }
9500
9501     [pool release];
9502 }
9503
9504 - (void) refreshIfPossible {
9505     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9506 }
9507
9508 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9509 @synchronized (self) {
9510     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9511     if (hud != nil)
9512         [hud setText:UCLocalize("RELOADING_DATA")];
9513
9514     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9515
9516     size_t changes(0);
9517
9518     [essential_ removeAllObjects];
9519     [broken_ removeAllObjects];
9520
9521     NSArray *packages([database_ packages]);
9522     for (Package *package in packages) {
9523         if ([package half])
9524             [broken_ addObject:package];
9525         if ([package upgradableAndEssential:YES] && ![package ignored]) {
9526             if ([package essential] && [package installed] != nil)
9527                 [essential_ addObject:package];
9528             ++changes;
9529         }
9530     }
9531
9532     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9533     if (changes != 0) {
9534         _trace();
9535         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9536         [changesItem setBadgeValue:badge];
9537         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9538         [self setApplicationIconBadgeNumber:changes];
9539     } else {
9540         _trace();
9541         [changesItem setBadgeValue:nil];
9542         [changesItem setAnimatedBadge:NO];
9543         [self setApplicationIconBadgeNumber:0];
9544     }
9545
9546     [self _updateData];
9547
9548     if (hud != nil)
9549         [self removeProgressHUD:hud];
9550 } }
9551
9552 - (void) updateData {
9553     [self _updateData];
9554 }
9555
9556 - (void) updateDataAndLoad {
9557     [self _updateData];
9558     if ([database_ progressDelegate] == nil)
9559         [self _loaded];
9560 }
9561
9562 - (void) update_ {
9563     [database_ update];
9564     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9565 }
9566
9567 - (void) disemulate {
9568     if (emulated_ == nil)
9569         return;
9570
9571     [window_ addSubview:[tabbar_ view]];
9572     [[emulated_ view] removeFromSuperview];
9573     emulated_ = nil;
9574     [window_ setUserInteractionEnabled:YES];
9575 }
9576
9577 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9578     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9579     if (IsWildcat_)
9580         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9581
9582     UIViewController *parent;
9583     if (emulated_ == nil)
9584         parent = tabbar_;
9585     else if (!force)
9586         parent = emulated_;
9587     else {
9588         [self disemulate];
9589         parent = tabbar_;
9590     }
9591
9592     [parent presentModalViewController:navigation animated:YES];
9593 }
9594
9595 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9596     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9597
9598     if (navigation != nil)
9599         [navigation pushViewController:progress animated:YES];
9600     else
9601         [self presentModalViewController:progress force:YES];
9602
9603     [progress invoke:invocation withTitle:title];
9604     return progress;
9605 }
9606
9607 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9608     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9609 }
9610
9611 - (void) repairWithInvocation:(NSInvocation *)invocation {
9612     _trace();
9613     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9614     _trace();
9615 }
9616
9617 - (void) repairWithSelector:(SEL)selector {
9618     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9619 }
9620
9621 - (void) reloadData {
9622     [self reloadDataWithInvocation:nil];
9623     if ([database_ progressDelegate] == nil)
9624         [self _loaded];
9625 }
9626
9627 - (void) syncData {
9628     [self _saveConfig];
9629     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9630 }
9631
9632 - (void) addSource:(NSDictionary *) source {
9633     CydiaAddSource(source);
9634 }
9635
9636 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9637     CydiaAddSource(href, distribution, sections);
9638 }
9639
9640 - (void) addTrivialSource:(NSString *)href {
9641     CydiaAddSource(href, @"./");
9642 }
9643
9644 - (void) updateValues {
9645     Changed_ = true;
9646 }
9647
9648 - (void) resolve {
9649     pkgProblemResolver *resolver = [database_ resolver];
9650
9651     resolver->InstallProtect();
9652     if (!resolver->Resolve(true))
9653         _error->Discard();
9654 }
9655
9656 - (bool) perform {
9657     // XXX: this is a really crappy way of doing this.
9658     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9659     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9660     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9661     if ([tabbar_ updating])
9662         [tabbar_ cancelUpdate];
9663
9664     if (![database_ prepare])
9665         return false;
9666
9667     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9668     [page setDelegate:self];
9669     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9670
9671     if (IsWildcat_)
9672         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9673     [tabbar_ presentModalViewController:confirm_ animated:YES];
9674
9675     return true;
9676 }
9677
9678 - (void) queue {
9679     @synchronized (self) {
9680         [self perform];
9681     }
9682 }
9683
9684 - (void) clearPackage:(Package *)package {
9685     @synchronized (self) {
9686         [package clear];
9687         [self resolve];
9688         [self perform];
9689     }
9690 }
9691
9692 - (void) installPackages:(NSArray *)packages {
9693     @synchronized (self) {
9694         for (Package *package in packages)
9695             [package install];
9696         [self resolve];
9697         [self perform];
9698     }
9699 }
9700
9701 - (void) installPackage:(Package *)package {
9702     @synchronized (self) {
9703         [package install];
9704         [self resolve];
9705         [self perform];
9706     }
9707 }
9708
9709 - (void) removePackage:(Package *)package {
9710     @synchronized (self) {
9711         [package remove];
9712         [self resolve];
9713         [self perform];
9714     }
9715 }
9716
9717 - (void) distUpgrade {
9718     @synchronized (self) {
9719         if (![database_ upgrade])
9720             return;
9721         [self perform];
9722     }
9723 }
9724
9725 - (void) _uicache {
9726     _trace();
9727     system("su -c /usr/bin/uicache mobile");
9728     _trace();
9729 }
9730
9731 - (void) uicache {
9732     UIProgressHUD *hud([self addProgressHUD]);
9733     [hud setText:UCLocalize("LOADING")];
9734     [self yieldToSelector:@selector(_uicache)];
9735     [self removeProgressHUD:hud];
9736 }
9737
9738 - (void) perform_ {
9739     [database_ perform];
9740     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9741     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9742 }
9743
9744 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9745     Queuing_ = false;
9746     [self lockSuspend];
9747     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9748     [self unlockSuspend];
9749 }
9750
9751 - (void) showSettings {
9752     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9753 }
9754
9755 - (void) retainNetworkActivityIndicator {
9756     if (activity_++ == 0)
9757         [self setNetworkActivityIndicatorVisible:YES];
9758
9759 #if TraceLogging
9760     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9761 #endif
9762 }
9763
9764 - (void) releaseNetworkActivityIndicator {
9765     if (--activity_ == 0)
9766         [self setNetworkActivityIndicatorVisible:NO];
9767
9768 #if TraceLogging
9769     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9770 #endif
9771
9772 }
9773
9774 - (void) cancelAndClear:(bool)clear {
9775     @synchronized (self) {
9776         if (clear) {
9777             [database_ clear];
9778             Queuing_ = false;
9779         } else {
9780             Queuing_ = true;
9781         }
9782
9783         [self _updateData];
9784     }
9785 }
9786
9787 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9788     NSString *context([alert context]);
9789
9790     if ([context isEqualToString:@"conffile"]) {
9791         FILE *input = [database_ input];
9792         if (button == [alert cancelButtonIndex])
9793             fprintf(input, "N\n");
9794         else if (button == [alert firstOtherButtonIndex])
9795             fprintf(input, "Y\n");
9796         fflush(input);
9797
9798         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9799     } else if ([context isEqualToString:@"fixhalf"]) {
9800         if (button == [alert cancelButtonIndex]) {
9801             @synchronized (self) {
9802                 for (Package *broken in (id) broken_) {
9803                     [broken remove];
9804
9805                     NSString *id = [broken id];
9806                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9807                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9808                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9809                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9810                 }
9811
9812                 [self resolve];
9813                 [self perform];
9814             }
9815         } else if (button == [alert firstOtherButtonIndex]) {
9816             [broken_ removeAllObjects];
9817             [self _loaded];
9818         }
9819
9820         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9821     } else if ([context isEqualToString:@"upgrade"]) {
9822         if (button == [alert firstOtherButtonIndex]) {
9823             @synchronized (self) {
9824                 for (Package *essential in (id) essential_)
9825                     [essential install];
9826
9827                 [self resolve];
9828                 [self perform];
9829             }
9830         } else if (button == [alert firstOtherButtonIndex] + 1) {
9831             [self distUpgrade];
9832         } else if (button == [alert cancelButtonIndex]) {
9833             Ignored_ = YES;
9834         }
9835
9836         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9837     }
9838 }
9839
9840 - (void) system:(NSString *)command {
9841     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9842
9843     _trace();
9844     system([command UTF8String]);
9845     _trace();
9846
9847     [pool release];
9848 }
9849
9850 - (void) applicationWillSuspend {
9851     [database_ clean];
9852     [super applicationWillSuspend];
9853 }
9854
9855 - (BOOL) isSafeToSuspend {
9856     if (locked_ != 0) {
9857 #if !ForRelease
9858         NSLog(@"isSafeToSuspend: locked_ != 0");
9859 #endif
9860         return false;
9861     }
9862
9863     // Use external process status API internally.
9864     // This is probably a really bad idea.
9865     // XXX: what is the point of this? does this solve anything at all?
9866     uint64_t status = 0;
9867     int notify_token;
9868     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9869         notify_get_state(notify_token, &status);
9870         notify_cancel(notify_token);
9871     }
9872
9873     if (status != 0) {
9874 #if !ForRelease
9875         NSLog(@"isSafeToSuspend: status != 0");
9876 #endif
9877         return false;
9878     }
9879
9880 #if !ForRelease
9881     NSLog(@"isSafeToSuspend: -> true");
9882 #endif
9883     return true;
9884 }
9885
9886 - (void) applicationSuspend:(__GSEvent *)event {
9887     if ([self isSafeToSuspend])
9888         [super applicationSuspend:event];
9889 }
9890
9891 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9892     if ([self isSafeToSuspend])
9893         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9894 }
9895
9896 - (void) _setSuspended:(BOOL)value {
9897     if ([self isSafeToSuspend])
9898         [super _setSuspended:value];
9899 }
9900
9901 - (UIProgressHUD *) addProgressHUD {
9902     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9903     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9904
9905     [window_ setUserInteractionEnabled:NO];
9906
9907     UIViewController *target(tabbar_);
9908     if (UIViewController *modal = [target modalViewController])
9909         target = modal;
9910
9911     [hud showInView:[target view]];
9912
9913     [self lockSuspend];
9914     return hud;
9915 }
9916
9917 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9918     [self unlockSuspend];
9919     [hud hide];
9920     [hud removeFromSuperview];
9921     [window_ setUserInteractionEnabled:YES];
9922 }
9923
9924 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9925     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9926 }
9927
9928 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9929     NSString *scheme([[url scheme] lowercaseString]);
9930     if ([[url absoluteString] length] <= [scheme length] + 3)
9931         return nil;
9932     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9933     NSArray *components([path componentsSeparatedByString:@"/"]);
9934
9935     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9936         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9937         if (controller != nil)
9938             [controller setDelegate:self];
9939         return controller;
9940     }
9941
9942     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9943         return nil;
9944
9945     NSString *base([components objectAtIndex:0]);
9946
9947     CyteViewController *controller = nil;
9948
9949     if ([base isEqualToString:@"url"]) {
9950         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9951         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9952         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9953     } else if (!external && [components count] == 1) {
9954         if ([base isEqualToString:@"manage"]) {
9955             controller = [[[ManageController alloc] init] autorelease];
9956         }
9957
9958         if ([base isEqualToString:@"storage"]) {
9959             controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/storage/", UI_]]] autorelease];
9960         }
9961
9962         if ([base isEqualToString:@"sources"]) {
9963             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9964         }
9965
9966         if ([base isEqualToString:@"home"]) {
9967             controller = [[[HomeController alloc] init] autorelease];
9968         }
9969
9970         if ([base isEqualToString:@"sections"]) {
9971             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9972         }
9973
9974         if ([base isEqualToString:@"search"]) {
9975             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9976         }
9977
9978         if ([base isEqualToString:@"changes"]) {
9979             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9980         }
9981
9982         if ([base isEqualToString:@"installed"]) {
9983             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9984         }
9985     } else if ([components count] == 2) {
9986         NSString *argument = [components objectAtIndex:1];
9987
9988         if ([base isEqualToString:@"package"]) {
9989             controller = [self pageForPackage:argument withReferrer:referrer];
9990         }
9991
9992         if (!external && [base isEqualToString:@"search"]) {
9993             controller = [[[SearchController alloc] initWithDatabase:database_ query:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]] autorelease];
9994         }
9995
9996         if (!external && [base isEqualToString:@"sections"]) {
9997             if ([argument isEqualToString:@"all"])
9998                 argument = nil;
9999             controller = [[[SectionController alloc] initWithDatabase:database_ section:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]] autorelease];
10000         }
10001
10002         if (!external && [base isEqualToString:@"sources"]) {
10003             if ([argument isEqualToString:@"add"]) {
10004                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
10005                 [(SourcesController *)controller showAddSourcePrompt];
10006             } else {
10007                 Source *source = [database_ sourceWithKey:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
10008                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
10009             }
10010         }
10011
10012         if (!external && [base isEqualToString:@"launch"]) {
10013             [self launchApplicationWithIdentifier:argument suspended:NO];
10014             return nil;
10015         }
10016     } else if (!external && [components count] == 3) {
10017         NSString *arg1 = [components objectAtIndex:1];
10018         NSString *arg2 = [components objectAtIndex:2];
10019
10020         if ([base isEqualToString:@"package"]) {
10021             if ([arg2 isEqualToString:@"settings"]) {
10022                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
10023             } else if ([arg2 isEqualToString:@"files"]) {
10024                 if (Package *package = [database_ packageWithName:arg1]) {
10025                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
10026                     [(FileTable *)controller setPackage:package];
10027                 }
10028             }
10029         }
10030     }
10031
10032     [controller setDelegate:self];
10033     return controller;
10034 }
10035
10036 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
10037     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
10038
10039     if (page != nil)
10040         [tabbar_ setUnselectedViewController:page];
10041
10042     return page != nil;
10043 }
10044
10045 - (void) applicationOpenURL:(NSURL *)url {
10046     [super applicationOpenURL:url];
10047
10048     if (!loaded_)
10049         starturl_ = url;
10050     else
10051         [self openCydiaURL:url forExternal:YES];
10052 }
10053
10054 - (void) applicationWillResignActive:(UIApplication *)application {
10055     // Stop refreshing if you get a phone call or lock the device.
10056     if ([tabbar_ updating])
10057         [tabbar_ cancelUpdate];
10058
10059     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
10060         [super applicationWillResignActive:application];
10061 }
10062
10063 - (void) saveState {
10064     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
10065     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
10066     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
10067     Changed_ = true;
10068
10069     [self _saveConfig];
10070 }
10071
10072 - (void) applicationWillTerminate:(UIApplication *)application {
10073     [self saveState];
10074 }
10075
10076 - (void) setConfigurationData:(NSString *)data {
10077     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
10078
10079     if (!conffile_r(data)) {
10080         lprintf("E:invalid conffile\n");
10081         return;
10082     }
10083
10084     NSString *ofile = conffile_r[1];
10085     //NSString *nfile = conffile_r[2];
10086
10087     UIAlertView *alert = [[[UIAlertView alloc]
10088         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
10089         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
10090         delegate:self
10091         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
10092         otherButtonTitles:
10093             UCLocalize("ACCEPT_NEW_COPY"),
10094             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
10095         nil
10096     ] autorelease];
10097
10098     [alert setContext:@"conffile"];
10099     [alert setNumberOfRows:2];
10100     [alert show];
10101 }
10102
10103 - (void) addStashController {
10104     [self lockSuspend];
10105     stash_ = [[[StashController alloc] init] autorelease];
10106     [window_ addSubview:[stash_ view]];
10107 }
10108
10109 - (void) removeStashController {
10110     [[stash_ view] removeFromSuperview];
10111     stash_ = nil;
10112     [self unlockSuspend];
10113 }
10114
10115 - (void) stash {
10116     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
10117     UpdateExternalStatus(1);
10118     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
10119     UpdateExternalStatus(0);
10120
10121     [self removeStashController];
10122
10123     pid_t pid(ExecFork());
10124     if (pid == 0) {
10125         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
10126         perror("launchctl stop");
10127         exit(0);
10128     }
10129
10130     ReapZombie(pid);
10131 }
10132
10133 - (void) setupViewControllers {
10134     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
10135
10136     NSMutableArray *items;
10137     if (kCFCoreFoundationVersionNumber < 800) {
10138         items = [NSMutableArray arrayWithObjects:
10139             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
10140             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
10141             [[[UITabBarItem alloc] initWithTitle:(AprilFools_ ? @"Timeline" : UCLocalize("CHANGES")) image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
10142             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
10143         nil];
10144
10145         if (IsWildcat_) {
10146             [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
10147             [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
10148         } else {
10149             [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
10150         }
10151     } else {
10152         items = [NSMutableArray arrayWithObjects:
10153             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home7.png"] selectedImage:[UIImage applicationImageNamed:@"home7s.png"]] autorelease],
10154             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install7.png"] selectedImage:[UIImage applicationImageNamed:@"install7s.png"]] autorelease],
10155             [[[UITabBarItem alloc] initWithTitle:(AprilFools_ ? @"Timeline" : UCLocalize("CHANGES")) image:[UIImage applicationImageNamed:@"changes7.png"] selectedImage:[UIImage applicationImageNamed:@"changes7s.png"]] autorelease],
10156             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search7.png"] selectedImage:[UIImage applicationImageNamed:@"search7s.png"]] autorelease],
10157         nil];
10158
10159         if (IsWildcat_) {
10160             [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source7.png"] selectedImage:[UIImage applicationImageNamed:@"source7s.png"]] autorelease] atIndex:3];
10161             [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage7.png"] selectedImage:[UIImage applicationImageNamed:@"manage7s.png"]] autorelease] atIndex:3];
10162         } else {
10163             [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage7.png"] selectedImage:[UIImage applicationImageNamed:@"manage7s.png"]] autorelease] atIndex:3];
10164         }
10165     }
10166
10167     NSMutableArray *controllers([NSMutableArray array]);
10168     for (UITabBarItem *item in items) {
10169         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
10170         [controller setTabBarItem:item];
10171         [controllers addObject:controller];
10172     }
10173     [tabbar_ setViewControllers:controllers];
10174
10175     [tabbar_ setUpdateDelegate:self];
10176 }
10177
10178 - (void) _sendMemoryWarningNotification {
10179     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
10180         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
10181     else
10182         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
10183 }
10184
10185 - (void) _sendMemoryWarningNotifications {
10186     while (true) {
10187         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
10188         sleep(2);
10189         //usleep(2000000);
10190     }
10191 }
10192
10193 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
10194     NSLog(@"--");
10195     [[NSURLCache sharedURLCache] removeAllCachedResponses];
10196 }
10197
10198 - (void) applicationDidFinishLaunching:(id)unused {
10199     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
10200
10201 _trace();
10202     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
10203         [self setApplicationSupportsShakeToEdit:NO];
10204
10205     @synchronized (HostConfig_) {
10206         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
10207     }
10208
10209     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
10210         initWithMemoryCapacity:524288
10211         diskCapacity:10485760
10212         diskPath:[NSString stringWithFormat:@"%@/SDURLCache", Cache_]
10213     ] autorelease]];
10214
10215     [CydiaWebViewController _initialize];
10216
10217     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
10218
10219     // this would disallow http{,s} URLs from accessing this data
10220     //[WebView registerURLSchemeAsLocal:@"cydia"];
10221
10222     Font12_ = [UIFont systemFontOfSize:12];
10223     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
10224     Font14_ = [UIFont systemFontOfSize:14];
10225     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
10226     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
10227
10228     essential_ = [NSMutableArray arrayWithCapacity:4];
10229     broken_ = [NSMutableArray arrayWithCapacity:4];
10230
10231     // XXX: I really need this thing... like, seriously... I'm sorry
10232     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
10233
10234     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
10235     [window_ orderFront:self];
10236     [window_ makeKey:self];
10237     [window_ setHidden:NO];
10238
10239     if (false) stash: {
10240         [self addStashController];
10241         // XXX: this would be much cleaner as a yieldToSelector:
10242         // that way the removeStashController could happen right here inline
10243         // we also could no longer require the useless stash_ field anymore
10244         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
10245         return;
10246     }
10247
10248     struct stat root;
10249     int error(stat("/", &root));
10250     _assert(error != -1);
10251
10252     #define Stash_(path) do { \
10253         struct stat folder; \
10254         int error(lstat((path), &folder)); \
10255         if (error != -1 && ( \
10256             folder.st_dev == root.st_dev && \
10257             S_ISDIR(folder.st_mode) \
10258         ) || error == -1 && ( \
10259             errno == ENOENT || \
10260             errno == ENOTDIR \
10261         )) goto stash; \
10262     } while (false)
10263
10264     Stash_("/Applications");
10265     Stash_("/Library/Ringtones");
10266     Stash_("/Library/Wallpaper");
10267     //Stash_("/usr/bin");
10268     Stash_("/usr/include");
10269     Stash_("/usr/lib/pam");
10270     Stash_("/usr/libexec");
10271     Stash_("/usr/share");
10272     //Stash_("/var/lib");
10273
10274     database_ = [Database sharedInstance];
10275     [database_ setDelegate:self];
10276
10277     [window_ setUserInteractionEnabled:NO];
10278     [self setupViewControllers];
10279
10280     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
10281     [window_ addSubview:[emulated_ view]];
10282
10283     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
10284 _trace();
10285 }
10286
10287 - (NSArray *) defaultStartPages {
10288     NSMutableArray *standard = [NSMutableArray array];
10289     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
10290     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
10291     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
10292     if (!IsWildcat_) {
10293         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
10294     } else {
10295         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
10296         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
10297     }
10298     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
10299     return standard;
10300 }
10301
10302 - (void) loadData {
10303 _trace();
10304     if (Role_ == nil) {
10305         [window_ setUserInteractionEnabled:YES];
10306         [self showSettings];
10307         return;
10308     } else {
10309         if ([emulated_ modalViewController] != nil)
10310             [emulated_ dismissModalViewControllerAnimated:YES];
10311         [window_ setUserInteractionEnabled:NO];
10312     }
10313
10314     [self reloadDataWithInvocation:nil];
10315     [self refreshIfPossible];
10316     PrintTimes();
10317
10318     [self disemulate];
10319
10320     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
10321     NSArray *saved = [[[Metadata_ objectForKey:@"InterfaceState"] mutableCopy] autorelease];
10322     int standardIndex = 0;
10323     NSArray *standard = [self defaultStartPages];
10324
10325     BOOL valid = YES;
10326
10327     if (saved == nil)
10328         valid = NO;
10329
10330     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
10331     if (valid && closed != nil) {
10332         NSTimeInterval interval([closed timeIntervalSinceNow]);
10333         // XXX: Is 30 minutes the optimal time here?
10334         if (interval <= -(30*60))
10335             valid = NO;
10336     }
10337
10338     if (valid && [saved count] != [standard count])
10339         valid = NO;
10340
10341     if (valid) {
10342         for (unsigned int i = 0; i < [standard count]; i++) {
10343             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
10344             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
10345             //      but it's good enough for now.
10346             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
10347                 valid = NO;
10348                 break;
10349             }
10350         }
10351     }
10352
10353     NSArray *items = nil;
10354     if (valid) {
10355         [tabbar_ setSelectedIndex:savedIndex];
10356         items = saved;
10357     } else {
10358         [tabbar_ setSelectedIndex:standardIndex];
10359         items = standard;
10360     }
10361
10362     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
10363         NSArray *stack = [items objectAtIndex:tab];
10364         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
10365         NSMutableArray *current = [NSMutableArray array];
10366
10367         for (unsigned int nav = 0; nav < [stack count]; nav++) {
10368             NSString *addr = [stack objectAtIndex:nav];
10369             NSURL *url = [NSURL URLWithString:addr];
10370             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
10371             if (page != nil)
10372                 [current addObject:page];
10373         }
10374
10375         [navigation setViewControllers:current];
10376     }
10377
10378     // (Try to) show the startup URL.
10379     if (starturl_ != nil) {
10380         [self openCydiaURL:starturl_ forExternal:NO];
10381         starturl_ = nil;
10382     }
10383 }
10384
10385 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
10386     if (item != nil && IsWildcat_) {
10387         [sheet showFromBarButtonItem:item animated:YES];
10388     } else {
10389         [sheet showInView:window_];
10390     }
10391 }
10392
10393 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
10394     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
10395     [progress setTitle:task];
10396     [progress addProgressEvent:event];
10397 }
10398
10399 - (void) addProgressEventForTask:(NSArray *)data {
10400     CydiaProgressEvent *event([data objectAtIndex:0]);
10401     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10402     [self addProgressEvent:event forTask:task];
10403 }
10404
10405 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10406     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10407 }
10408
10409 @end
10410
10411 /*IMP alloc_;
10412 id Alloc_(id self, SEL selector) {
10413     id object = alloc_(self, selector);
10414     lprintf("[%s]A-%p\n", self->isa->name, object);
10415     return object;
10416 }*/
10417
10418 /*IMP dealloc_;
10419 id Dealloc_(id self, SEL selector) {
10420     id object = dealloc_(self, selector);
10421     lprintf("[%s]D-%p\n", self->isa->name, object);
10422     return object;
10423 }*/
10424
10425 static NSSet *MobilizedFiles_;
10426
10427 static NSURL *MobilizeURL(NSURL *url) {
10428     NSString *path([url path]);
10429     if ([path hasPrefix:@"/var/root/"]) {
10430         NSString *file([path substringFromIndex:10]);
10431         if ([MobilizedFiles_ containsObject:file])
10432             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
10433     }
10434
10435     return url;
10436 }
10437
10438 Class $CFXPreferencesPropertyListSource;
10439 @class CFXPreferencesPropertyListSource;
10440
10441 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10442     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10443     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10444     url = MobilizeURL(url);
10445     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
10446     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
10447     url = old;
10448     [pool release];
10449     return value;
10450 }
10451
10452 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10453     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10454     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10455     url = MobilizeURL(url);
10456     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
10457     //NSLog(@"%@ %@", [url absoluteString], value);
10458     url = old;
10459     [pool release];
10460     return value;
10461 }
10462
10463 Class $NSURLConnection;
10464
10465 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10466     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
10467
10468     NSURL *url([copy URL]);
10469
10470     NSString *host([url host]);
10471     NSString *scheme([[url scheme] lowercaseString]);
10472
10473     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10474
10475     @synchronized (HostConfig_) {
10476         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10477             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10478                 [copy setHTTPShouldUsePipelining:YES];
10479
10480         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10481             if ([control isEqualToString:@"max-age=0"])
10482                 if ([CachedURLs_ containsObject:url]) {
10483 #if !ForRelease
10484                     NSLog(@"~~~: %@", url);
10485 #endif
10486
10487                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10488
10489                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10490                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10491                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10492                 }
10493     }
10494
10495     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10496     } return self;
10497 }
10498
10499 Class $WAKWindow;
10500
10501 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
10502     CGSize size([[UIScreen mainScreen] bounds].size);
10503     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10504         if ([$WAKWindow hasLandscapeOrientation])
10505             std::swap(size.width, size.height);*/
10506     return size;
10507 }
10508
10509 Class $NSUserDefaults;
10510
10511 MSHook(id, NSUserDefaults$objectForKey$, NSUserDefaults *self, SEL _cmd, NSString *key) {
10512     if ([key respondsToSelector:@selector(isEqualToString:)] && [key isEqualToString:@"WebKitLocalStorageDatabasePathPreferenceKey"])
10513         return [NSString stringWithFormat:@"%@/LocalStorage", Cache_];
10514     return _NSUserDefaults$objectForKey$(self, _cmd, key);
10515 }
10516
10517 int main(int argc, char *argv[]) {
10518     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10519
10520     _trace();
10521
10522     UpdateExternalStatus(0);
10523
10524     if (Class $UIDevice = objc_getClass("UIDevice")) {
10525         UIDevice *device([$UIDevice currentDevice]);
10526         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10527     } else
10528         IsWildcat_ = false;
10529
10530     UIScreen *screen([UIScreen mainScreen]);
10531     if ([screen respondsToSelector:@selector(scale)])
10532         ScreenScale_ = [screen scale];
10533     else
10534         ScreenScale_ = 1;
10535
10536     UIDevice *device([UIDevice currentDevice]);
10537     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10538         Idiom_ = @"iphone";
10539     else {
10540         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10541         if (idiom == UIUserInterfaceIdiomPhone)
10542             Idiom_ = @"iphone";
10543         else if (idiom == UIUserInterfaceIdiomPad)
10544             Idiom_ = @"ipad";
10545         else
10546             NSLog(@"unknown UIUserInterfaceIdiom!");
10547     }
10548
10549     Pcre pattern("^([0-9]+\\.[0-9]+)");
10550
10551     if (pattern([device systemVersion]))
10552         Firmware_ = pattern[1];
10553     if (pattern(Cydia_))
10554         Major_ = pattern[1];
10555
10556     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10557
10558     HostConfig_ = [[[NSObject alloc] init] autorelease];
10559     @synchronized (HostConfig_) {
10560         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10561         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10562         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10563         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10564         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10565     }
10566
10567     NSString *ui(@"ui/ios");
10568     if (Idiom_ != nil)
10569         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10570     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10571     UI_ = CydiaURL(ui);
10572
10573     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10574
10575     MobilizedFiles_ = [NSMutableSet setWithObjects:
10576         @"Library/Preferences/com.apple.Accessibility.plist",
10577         @"Library/Preferences/com.apple.preferences.sounds.plist",
10578     nil];
10579
10580     /* Library Hacks {{{ */
10581     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10582
10583     $WAKWindow = objc_getClass("WAKWindow");
10584     if ($WAKWindow != NULL)
10585         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10586             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10587
10588     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10589
10590     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10591     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10592         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10593         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10594     }
10595
10596     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10597     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10598         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10599         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10600     }
10601
10602     $NSURLConnection = objc_getClass("NSURLConnection");
10603     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10604     if (NSURLConnection$init$ != NULL) {
10605         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10606         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10607     }
10608
10609     $NSUserDefaults = objc_getClass("NSUserDefaults");
10610     Method NSUserDefaults$objectForKey$(class_getInstanceMethod($NSUserDefaults, @selector(objectForKey:)));
10611     if (NSUserDefaults$objectForKey$ != NULL) {
10612         _NSUserDefaults$objectForKey$ = reinterpret_cast<id (*)(NSUserDefaults *, SEL, NSString *)>(method_getImplementation(NSUserDefaults$objectForKey$));
10613         method_setImplementation(NSUserDefaults$objectForKey$, reinterpret_cast<IMP>(&$NSUserDefaults$objectForKey$));
10614     }
10615     /* }}} */
10616     /* Set Locale {{{ */
10617     Locale_ = CFLocaleCopyCurrent();
10618     Languages_ = [NSLocale preferredLanguages];
10619
10620     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10621     //NSLog(@"%@", [Languages_ description]);
10622
10623     const char *lang;
10624     if (Locale_ != NULL)
10625         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10626     else if (Languages_ != nil && [Languages_ count] != 0)
10627         lang = [[Languages_ objectAtIndex:0] UTF8String];
10628     else
10629         // XXX: consider just setting to C and then falling through?
10630         lang = NULL;
10631
10632     if (lang != NULL) {
10633         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10634         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10635     }
10636
10637     NSLog(@"Setting Language: %s", lang);
10638
10639     if (lang != NULL) {
10640         setenv("LANG", lang, true);
10641         std::setlocale(LC_ALL, lang);
10642     }
10643     /* }}} */
10644
10645     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10646
10647     /* Parse Arguments {{{ */
10648     bool substrate(false);
10649
10650     if (argc != 0) {
10651         char **args(argv);
10652         int arge(1);
10653
10654         for (int argi(1); argi != argc; ++argi)
10655             if (strcmp(argv[argi], "--") == 0) {
10656                 arge = argi;
10657                 argv[argi] = argv[0];
10658                 argv += argi;
10659                 argc -= argi;
10660                 break;
10661             }
10662
10663         for (int argi(1); argi != arge; ++argi)
10664             if (strcmp(args[argi], "--substrate") == 0)
10665                 substrate = true;
10666             else
10667                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10668     }
10669     /* }}} */
10670
10671     App_ = [[NSBundle mainBundle] bundlePath];
10672     Advanced_ = YES;
10673
10674     setuid(0);
10675     setgid(0);
10676
10677     if (access("/var/mobile/Library/Keyboard/UserDictionary.sqlite", F_OK) == 0)
10678         system("mkdir -p /var/root/Library/Keyboard; cp -af /var/mobile/Library/Keyboard/UserDictionary.sqlite /var/root/Library/Keyboard/");
10679
10680     Cache_ = [[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia", @"/var/root"] retain];
10681
10682     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10683     alloc_ = alloc->method_imp;
10684     alloc->method_imp = (IMP) &Alloc_;*/
10685
10686     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10687     dealloc_ = dealloc->method_imp;
10688     dealloc->method_imp = (IMP) &Dealloc_;*/
10689
10690     void *gestalt(dlopen("/usr/lib/libMobileGestalt.dylib", RTLD_GLOBAL | RTLD_LAZY));
10691     $MGCopyAnswer = reinterpret_cast<CFStringRef (*)(CFStringRef)>(dlsym(gestalt, "MGCopyAnswer"));
10692
10693     /* System Information {{{ */
10694     size_t size;
10695
10696     int maxproc;
10697     size = sizeof(maxproc);
10698     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10699         perror("sysctlbyname(\"kern.maxproc\", ?)");
10700     else if (maxproc < 64) {
10701         maxproc = 64;
10702         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10703             perror("sysctlbyname(\"kern.maxproc\", #)");
10704     }
10705
10706     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10707     char *osversion = new char[size];
10708     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10709         perror("sysctlbyname(\"kern.osversion\", ?)");
10710     else
10711         System_ = [NSString stringWithUTF8String:osversion];
10712
10713     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10714     char *machine = new char[size];
10715     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10716         perror("sysctlbyname(\"hw.machine\", ?)");
10717     else
10718         Machine_ = machine;
10719
10720     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10721     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10722     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10723
10724     UniqueID_ = UniqueIdentifier(device);
10725
10726     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10727         Product_ = [info objectForKey:@"SafariProductVersion"];
10728         Safari_ = [info objectForKey:@"CFBundleVersion"];
10729     }
10730
10731     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10732
10733     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Safari_))
10734         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[0], agent];
10735     if (Pcre match = Pcre("^[0-9]+[A-Z][0-9]+[a-z]?", System_))
10736         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[0], agent];
10737     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Product_))
10738         agent = [NSString stringWithFormat:@"Version/%@ %@", match[0], agent];
10739
10740     UserAgent_ = agent;
10741     /* }}} */
10742     /* Load Database {{{ */
10743     _trace();
10744     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10745     _trace();
10746     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10747
10748     if (Metadata_ == NULL)
10749         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10750     else {
10751         Settings_ = [Metadata_ objectForKey:@"Settings"];
10752
10753         Packages_ = [Metadata_ objectForKey:@"Packages"];
10754
10755         Values_ = [Metadata_ objectForKey:@"Values"];
10756         Sections_ = [Metadata_ objectForKey:@"Sections"];
10757         Sources_ = [Metadata_ objectForKey:@"Sources"];
10758
10759         Token_ = [Metadata_ objectForKey:@"Token"];
10760
10761         Version_ = [Metadata_ objectForKey:@"Version"];
10762     }
10763
10764     if (Settings_ != nil)
10765         Role_ = [Settings_ objectForKey:@"Role"];
10766
10767     if (Values_ == nil) {
10768         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10769         [Metadata_ setObject:Values_ forKey:@"Values"];
10770     }
10771
10772     if (Sections_ == nil) {
10773         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10774         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10775     }
10776
10777     if (Sources_ == nil) {
10778         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10779         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10780     }
10781
10782     if (Version_ == nil) {
10783         Version_ = [NSNumber numberWithUnsignedInt:0];
10784         [Metadata_ setObject:Version_ forKey:@"Version"];
10785     }
10786
10787     if ([Version_ unsignedIntValue] == 0) {
10788         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10789         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10790         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10791         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10792
10793         Version_ = [NSNumber numberWithUnsignedInt:1];
10794         [Metadata_ setObject:Version_ forKey:@"Version"];
10795
10796         [Metadata_ removeObjectForKey:@"LastUpdate"];
10797
10798         Changed_ = true;
10799     }
10800     /* }}} */
10801
10802     CydiaWriteSources();
10803
10804     _trace();
10805     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10806     _trace();
10807
10808     if (Packages_ != nil) {
10809         bool fail(false);
10810         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10811         _trace();
10812
10813         if (!fail) {
10814             [Metadata_ removeObjectForKey:@"Packages"];
10815             Packages_ = nil;
10816             Changed_ = true;
10817         }
10818     }
10819
10820     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10821
10822 #define MobileSubstrate_(name) \
10823     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10824         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10825         if (handle == NULL) \
10826             NSLog(@"%s", dlerror()); \
10827     }
10828
10829     MobileSubstrate_(Activator)
10830     MobileSubstrate_(libstatusbar)
10831     MobileSubstrate_(SimulatedKeyEvents)
10832     MobileSubstrate_(WinterBoard)
10833
10834     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10835         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10836
10837     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10838
10839     if (access("/User", F_OK) != 0 || version != 6) {
10840         _trace();
10841         system("/usr/libexec/cydia/firmware.sh");
10842         _trace();
10843     }
10844
10845     _assert([[NSFileManager defaultManager]
10846         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10847         withIntermediateDirectories:YES
10848         attributes:nil
10849         error:NULL
10850     ]);
10851
10852     if (access("/tmp/cydia.chk", F_OK) == 0) {
10853         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10854             _assert(errno == ENOENT);
10855         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10856             _assert(errno == ENOENT);
10857     }
10858
10859     /* APT Initialization {{{ */
10860     _assert(pkgInitConfig(*_config));
10861     _assert(pkgInitSystem(*_config, _system));
10862
10863     if (lang != NULL)
10864         _config->Set("APT::Acquire::Translation", lang);
10865
10866     // XXX: this timeout might be important :(
10867     //_config->Set("Acquire::http::Timeout", 15);
10868
10869     _config->Set("Acquire::http::MaxParallel", 3);
10870     /* }}} */
10871     /* Color Choices {{{ */
10872     space_ = CGColorSpaceCreateDeviceRGB();
10873
10874     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10875     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10876     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10877     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10878     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10879     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10880     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10881     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10882     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10883
10884     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10885     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10886     /* }}}*/
10887     /* UIKit Configuration {{{ */
10888     // XXX: I have a feeling this was important
10889     //UIKeyboardDisableAutomaticAppearance();
10890     /* }}} */
10891
10892     $SBSSetInterceptsMenuButtonForever = reinterpret_cast<void (*)(bool)>(dlsym(RTLD_DEFAULT, "SBSSetInterceptsMenuButtonForever"));
10893
10894     const char *symbol(kCFCoreFoundationVersionNumber >= 800 ? "MGGetBoolAnswer" : "GSSystemHasCapability");
10895     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, symbol));
10896     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10897
10898     ShowPromoted_ = fast;
10899     PulseInterval_ = fast ? 50000 : 500000;
10900
10901     Colon_ = UCLocalize("COLON_DELIMITED");
10902     Elision_ = UCLocalize("ELISION");
10903     Error_ = UCLocalize("ERROR");
10904     Warning_ = UCLocalize("WARNING");
10905
10906     AprilFools_ = false;
10907
10908     _trace();
10909     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10910
10911     CGColorSpaceRelease(space_);
10912     CFRelease(Locale_);
10913
10914     [pool release];
10915     return value;
10916 }